X-Git-Url: https://gerrit.fd.io/r/gitweb?p=vpp.git;a=blobdiff_plain;f=src%2Fplugins%2Facl%2Facl.c;h=1e040b6a0363b532cec10a04db7494a3e45fcd9e;hp=41616975de8322a795dfea29a3c1193247187ee8;hb=bb5d22d;hpb=9969a3274bfdbaa62b3528887641c5ea36a8509f diff --git a/src/plugins/acl/acl.c b/src/plugins/acl/acl.c index 41616975de8..1e040b6a036 100644 --- a/src/plugins/acl/acl.c +++ b/src/plugins/acl/acl.c @@ -20,12 +20,12 @@ #include #include -#include +#include +#include #include #include #include -#include /* define message IDs */ #include @@ -52,13 +52,20 @@ #undef vl_api_version #include "fa_node.h" -#include "hash_lookup.h" +#include "public_inlines.h" acl_main_t acl_main; #define REPLY_MSG_ID_BASE am->msg_id_base #include +/* + * The code for the bihash, used by the session management. + */ +#include +#include +#include + /* List of message types that this plugin understands */ #define foreach_acl_plugin_api_msg \ @@ -76,7 +83,10 @@ _(MACIP_ACL_DEL, macip_acl_del) \ _(MACIP_ACL_INTERFACE_ADD_DEL, macip_acl_interface_add_del) \ _(MACIP_ACL_DUMP, macip_acl_dump) \ _(MACIP_ACL_INTERFACE_GET, macip_acl_interface_get) \ -_(MACIP_ACL_INTERFACE_LIST_DUMP, macip_acl_interface_list_dump) +_(MACIP_ACL_INTERFACE_LIST_DUMP, macip_acl_interface_list_dump) \ +_(ACL_INTERFACE_SET_ETYPE_WHITELIST, acl_interface_set_etype_whitelist) \ +_(ACL_INTERFACE_ETYPE_WHITELIST_DUMP, acl_interface_etype_whitelist_dump) \ +_(ACL_PLUGIN_GET_CONN_TABLE_MAX_ENTRIES,acl_plugin_get_conn_table_max_entries) /* *INDENT-OFF* */ @@ -86,44 +96,108 @@ VLIB_PLUGIN_REGISTER () = { }; /* *INDENT-ON* */ +/* methods exported from ACL-as-a-service */ +static acl_plugin_methods_t acl_plugin; + +/* Format vec16. */ +u8 * +format_vec16 (u8 * s, va_list * va) +{ + u16 *v = va_arg (*va, u16 *); + char *fmt = va_arg (*va, char *); + uword i; + for (i = 0; i < vec_len (v); i++) + { + if (i > 0) + s = format (s, ", "); + s = format (s, fmt, v[i]); + } + return s; +} static void * -acl_set_heap(acl_main_t *am) +acl_set_heap (acl_main_t * am) { - if (0 == am->acl_mheap) { - am->acl_mheap = mheap_alloc (0 /* use VM */ , am->acl_mheap_size); - mheap_t *h = mheap_header (am->acl_mheap); - h->flags |= MHEAP_FLAG_THREAD_SAFE; - } - void *oldheap = clib_mem_set_heap(am->acl_mheap); + if (0 == am->acl_mheap) + { + if (0 == am->acl_mheap_size) + { + vlib_thread_main_t *tm = vlib_get_thread_main (); + u64 per_worker_slack = 1000000LL; + u64 per_worker_size = + per_worker_slack + + ((u64) am->fa_conn_table_max_entries) * sizeof (fa_session_t); + u64 per_worker_size_with_slack = per_worker_slack + per_worker_size; + u64 main_slack = 2000000LL; + u64 bihash_size = (u64) am->fa_conn_table_hash_memory_size; + + am->acl_mheap_size = + per_worker_size_with_slack * tm->n_vlib_mains + bihash_size + + main_slack; + } + u64 max_possible = ((uword) ~ 0); + if (am->acl_mheap_size > max_possible) + { + clib_warning ("ACL heap size requested: %lld, max possible %lld", + am->acl_mheap_size, max_possible); + } + + am->acl_mheap = mheap_alloc_with_lock (0 /* use VM */ , + am->acl_mheap_size, + 1 /* locked */ ); + if (0 == am->acl_mheap) + { + clib_error + ("ACL plugin failed to allocate main heap of %U bytes, abort", + format_memory_size, am->acl_mheap_size); + } + } + void *oldheap = clib_mem_set_heap (am->acl_mheap); return oldheap; } +void * +acl_plugin_set_heap () +{ + acl_main_t *am = &acl_main; + return acl_set_heap (am); +} + void -acl_plugin_acl_set_validate_heap(acl_main_t *am, int on) +acl_plugin_acl_set_validate_heap (acl_main_t * am, int on) { - clib_mem_set_heap(acl_set_heap(am)); + clib_mem_set_heap (acl_set_heap (am)); +#if USE_DLMALLOC == 0 mheap_t *h = mheap_header (am->acl_mheap); - if (on) { - h->flags |= MHEAP_FLAG_VALIDATE; - h->flags &= ~MHEAP_FLAG_SMALL_OBJECT_CACHE; - mheap_validate(h); - } else { - h->flags &= ~MHEAP_FLAG_VALIDATE; - h->flags |= MHEAP_FLAG_SMALL_OBJECT_CACHE; - } + if (on) + { + h->flags |= MHEAP_FLAG_VALIDATE; + h->flags &= ~MHEAP_FLAG_SMALL_OBJECT_CACHE; + mheap_validate (h); + } + else + { + h->flags &= ~MHEAP_FLAG_VALIDATE; + h->flags |= MHEAP_FLAG_SMALL_OBJECT_CACHE; + } +#endif } void -acl_plugin_acl_set_trace_heap(acl_main_t *am, int on) +acl_plugin_acl_set_trace_heap (acl_main_t * am, int on) { - clib_mem_set_heap(acl_set_heap(am)); + clib_mem_set_heap (acl_set_heap (am)); +#if USE_DLMALLOC == 0 mheap_t *h = mheap_header (am->acl_mheap); - if (on) { - h->flags |= MHEAP_FLAG_TRACE; - } else { - h->flags &= ~MHEAP_FLAG_TRACE; - } + if (on) + { + h->flags |= MHEAP_FLAG_TRACE; + } + else + { + h->flags &= ~MHEAP_FLAG_TRACE; + } +#endif } static void @@ -132,27 +206,26 @@ vl_api_acl_plugin_get_version_t_handler (vl_api_acl_plugin_get_version_t * mp) acl_main_t *am = &acl_main; vl_api_acl_plugin_get_version_reply_t *rmp; int msg_size = sizeof (*rmp); - unix_shared_memory_queue_t *q; + vl_api_registration_t *reg; - q = vl_api_client_index_to_input_queue (mp->client_index); - if (q == 0) - { - return; - } + reg = vl_api_client_index_to_registration (mp->client_index); + if (!reg) + return; rmp = vl_msg_api_alloc (msg_size); - memset (rmp, 0, msg_size); + clib_memset (rmp, 0, msg_size); rmp->_vl_msg_id = ntohs (VL_API_ACL_PLUGIN_GET_VERSION_REPLY + am->msg_id_base); rmp->context = mp->context; rmp->major = htonl (ACL_PLUGIN_VERSION_MAJOR); rmp->minor = htonl (ACL_PLUGIN_VERSION_MINOR); - vl_msg_api_send_shmem (q, (u8 *) & rmp); + vl_api_send_msg (reg, (u8 *) rmp); } static void -vl_api_acl_plugin_control_ping_t_handler (vl_api_acl_plugin_control_ping_t * mp) +vl_api_acl_plugin_control_ping_t_handler (vl_api_acl_plugin_control_ping_t * + mp) { vl_api_acl_plugin_control_ping_reply_t *rmp; acl_main_t *am = &acl_main; @@ -166,6 +239,142 @@ vl_api_acl_plugin_control_ping_t_handler (vl_api_acl_plugin_control_ping_t * mp) /* *INDENT-ON* */ } +static void +print_clib_warning_and_reset (vlib_main_t * vm, u8 * out0) +{ + clib_warning ("%v", out0); + vec_reset_length (out0); +} + +static void +print_cli_and_reset (vlib_main_t * vm, u8 * out0) +{ + vlib_cli_output (vm, "%v", out0); + vec_reset_length (out0); +} + +typedef void (*acl_vector_print_func_t) (vlib_main_t * vm, u8 * out0); + +static void +acl_print_acl_x (acl_vector_print_func_t vpr, vlib_main_t * vm, + acl_main_t * am, int acl_index) +{ + acl_rule_t *r; + u8 *out0 = format (0, "acl-index %u count %u tag {%s}\n", acl_index, + am->acls[acl_index].count, am->acls[acl_index].tag); + int j; + vpr (vm, out0); + for (j = 0; j < am->acls[acl_index].count; j++) + { + r = &am->acls[acl_index].rules[j]; + out0 = format (out0, " %9d: %s ", j, r->is_ipv6 ? "ipv6" : "ipv4"); + out0 = format_acl_action (out0, r->is_permit); + out0 = format (out0, " src %U/%d", format_ip46_address, &r->src, + r->is_ipv6 ? IP46_TYPE_IP6 : IP46_TYPE_IP4, + r->src_prefixlen); + out0 = + format (out0, " dst %U/%d", format_ip46_address, &r->dst, + r->is_ipv6 ? IP46_TYPE_IP6 : IP46_TYPE_IP4, r->dst_prefixlen); + out0 = format (out0, " proto %d", r->proto); + out0 = format (out0, " sport %d", r->src_port_or_type_first); + if (r->src_port_or_type_first != r->src_port_or_type_last) + { + out0 = format (out0, "-%d", r->src_port_or_type_last); + } + out0 = format (out0, " dport %d", r->dst_port_or_code_first); + if (r->dst_port_or_code_first != r->dst_port_or_code_last) + { + out0 = format (out0, "-%d", r->dst_port_or_code_last); + } + if (r->tcp_flags_mask || r->tcp_flags_value) + { + out0 = + format (out0, " tcpflags %d mask %d", r->tcp_flags_value, + r->tcp_flags_mask); + } + out0 = format (out0, "\n"); + vpr (vm, out0); + } +} + +static void + vl_api_acl_plugin_get_conn_table_max_entries_t_handler + (vl_api_acl_plugin_get_conn_table_max_entries_t * mp) +{ + acl_main_t *am = &acl_main; + vl_api_acl_plugin_get_conn_table_max_entries_reply_t *rmp; + int msg_size = sizeof (*rmp); + unix_shared_memory_queue_t *q; + + q = vl_api_client_index_to_input_queue (mp->client_index); + if (q == 0) + { + return; + } + + rmp = vl_msg_api_alloc (msg_size); + memset (rmp, 0, msg_size); + rmp->_vl_msg_id = + ntohs (VL_API_ACL_PLUGIN_GET_CONN_TABLE_MAX_ENTRIES_REPLY + + am->msg_id_base); + rmp->context = mp->context; + rmp->conn_table_max_entries = __bswap_64 (am->fa_conn_table_max_entries); + + vl_msg_api_send_shmem (q, (u8 *) & rmp); +} + +static void +acl_print_acl (vlib_main_t * vm, acl_main_t * am, int acl_index) +{ + acl_print_acl_x (print_cli_and_reset, vm, am, acl_index); +} + +static void +warning_acl_print_acl (vlib_main_t * vm, acl_main_t * am, int acl_index) +{ + acl_print_acl_x (print_clib_warning_and_reset, vm, am, acl_index); +} + +static void +increment_policy_epoch (acl_main_t * am, u32 sw_if_index, int is_input) +{ + + u32 **ppolicy_epoch_by_swi = + is_input ? &am->input_policy_epoch_by_sw_if_index : + &am->output_policy_epoch_by_sw_if_index; + vec_validate (*ppolicy_epoch_by_swi, sw_if_index); + + u32 *p_epoch = vec_elt_at_index ((*ppolicy_epoch_by_swi), sw_if_index); + *p_epoch = + ((1 + *p_epoch) & FA_POLICY_EPOCH_MASK) + + (is_input * FA_POLICY_EPOCH_IS_INPUT); +} + +static void +try_increment_acl_policy_epoch (acl_main_t * am, u32 acl_num, int is_input) +{ + u32 ***p_swi_vec_by_acl = is_input ? &am->input_sw_if_index_vec_by_acl + : &am->output_sw_if_index_vec_by_acl; + if (acl_num < vec_len (*p_swi_vec_by_acl)) + { + u32 *p_swi; + vec_foreach (p_swi, (*p_swi_vec_by_acl)[acl_num]) + { + increment_policy_epoch (am, *p_swi, is_input); + } + + } +} + +static void +policy_notify_acl_change (acl_main_t * am, u32 acl_num) +{ + try_increment_acl_policy_epoch (am, acl_num, 0); + try_increment_acl_policy_epoch (am, acl_num, 1); +} + + + static int acl_add_list (u32 count, vl_api_acl_rule_t rules[], u32 * acl_list_index, u8 * tag) @@ -176,49 +385,58 @@ acl_add_list (u32 count, vl_api_acl_rule_t rules[], acl_rule_t *acl_new_rules = 0; int i; + if (am->trace_acl > 255) + clib_warning ("API dbg: acl_add_list index %d tag %s", *acl_list_index, + tag); + if (*acl_list_index != ~0) { /* They supplied some number, let's see if this ACL exists */ if (pool_is_free_index (am->acls, *acl_list_index)) { /* tried to replace a non-existent ACL, no point doing anything */ - clib_warning("acl-plugin-error: Trying to replace nonexistent ACL %d (tag %s)", *acl_list_index, tag); - return -1; + clib_warning + ("acl-plugin-error: Trying to replace nonexistent ACL %d (tag %s)", + *acl_list_index, tag); + return VNET_API_ERROR_NO_SUCH_ENTRY; } } - if (0 == count) { - clib_warning("acl-plugin-warning: supplied no rules for ACL %d (tag %s)", *acl_list_index, tag); - } + if (0 == count) + { + clib_warning + ("acl-plugin-warning: supplied no rules for ACL %d (tag %s)", + *acl_list_index, tag); + } - void *oldheap = acl_set_heap(am); + void *oldheap = acl_set_heap (am); /* Create and populate the rules */ if (count > 0) - vec_validate(acl_new_rules, count-1); + vec_validate (acl_new_rules, count - 1); for (i = 0; i < count; i++) { - r = vec_elt_at_index(acl_new_rules, i); - memset(r, 0, sizeof(*r)); + r = vec_elt_at_index (acl_new_rules, i); + clib_memset (r, 0, sizeof (*r)); r->is_permit = rules[i].is_permit; r->is_ipv6 = rules[i].is_ipv6; if (r->is_ipv6) - { - memcpy (&r->src, rules[i].src_ip_addr, sizeof (r->src)); - memcpy (&r->dst, rules[i].dst_ip_addr, sizeof (r->dst)); - } + { + memcpy (&r->src, rules[i].src_ip_addr, sizeof (r->src)); + memcpy (&r->dst, rules[i].dst_ip_addr, sizeof (r->dst)); + } else - { - memcpy (&r->src.ip4, rules[i].src_ip_addr, sizeof (r->src.ip4)); - memcpy (&r->dst.ip4, rules[i].dst_ip_addr, sizeof (r->dst.ip4)); - } + { + memcpy (&r->src.ip4, rules[i].src_ip_addr, sizeof (r->src.ip4)); + memcpy (&r->dst.ip4, rules[i].dst_ip_addr, sizeof (r->dst.ip4)); + } r->src_prefixlen = rules[i].src_ip_prefix_len; r->dst_prefixlen = rules[i].dst_ip_prefix_len; r->proto = rules[i].proto; - r->src_port_or_type_first = ntohs ( rules[i].srcport_or_icmptype_first ); - r->src_port_or_type_last = ntohs ( rules[i].srcport_or_icmptype_last ); - r->dst_port_or_code_first = ntohs ( rules[i].dstport_or_icmpcode_first ); - r->dst_port_or_code_last = ntohs ( rules[i].dstport_or_icmpcode_last ); + r->src_port_or_type_first = ntohs (rules[i].srcport_or_icmptype_first); + r->src_port_or_type_last = ntohs (rules[i].srcport_or_icmptype_last); + r->dst_port_or_code_first = ntohs (rules[i].dstport_or_icmpcode_first); + r->dst_port_or_code_last = ntohs (rules[i].dstport_or_icmpcode_last); r->tcp_flags_value = rules[i].tcp_flags_value; r->tcp_flags_mask = rules[i].tcp_flags_mask; } @@ -227,155 +445,80 @@ acl_add_list (u32 count, vl_api_acl_rule_t rules[], { /* Get ACL index */ pool_get_aligned (am->acls, a, CLIB_CACHE_LINE_BYTES); - memset (a, 0, sizeof (*a)); + clib_memset (a, 0, sizeof (*a)); /* Will return the newly allocated ACL index */ *acl_list_index = a - am->acls; } else { a = am->acls + *acl_list_index; - hash_acl_delete(am, *acl_list_index); /* Get rid of the old rules */ if (a->rules) - vec_free (a->rules); + vec_free (a->rules); } a->rules = acl_new_rules; a->count = count; memcpy (a->tag, tag, sizeof (a->tag)); - hash_acl_add(am, *acl_list_index); + if (am->trace_acl > 255) + warning_acl_print_acl (am->vlib_main, am, *acl_list_index); + if (am->reclassify_sessions) + { + /* a change in an ACLs if they are applied may mean a new policy epoch */ + policy_notify_acl_change (am, *acl_list_index); + } + + /* notify the lookup contexts about the ACL changes */ + acl_plugin_lookup_context_notify_acl_change (*acl_list_index); clib_mem_set_heap (oldheap); return 0; } +static int +acl_is_used_by (u32 acl_index, u32 ** foo_index_vec_by_acl) +{ + if (acl_index < vec_len (foo_index_vec_by_acl)) + { + if (vec_len (vec_elt (foo_index_vec_by_acl, acl_index)) > 0) + { + /* ACL is applied somewhere. */ + return 1; + } + } + return 0; +} + static int acl_del_list (u32 acl_list_index) { acl_main_t *am = &acl_main; acl_list_t *a; - int i, ii; if (pool_is_free_index (am->acls, acl_list_index)) { - return -1; - } - - if (acl_list_index < vec_len(am->input_sw_if_index_vec_by_acl)) { - if (vec_len(pool_elt_at_index(am->input_sw_if_index_vec_by_acl, acl_list_index)) > 0) { - /* ACL is applied somewhere inbound. Refuse to delete */ - return -1; + return VNET_API_ERROR_NO_SUCH_ENTRY; } - } - if (acl_list_index < vec_len(am->output_sw_if_index_vec_by_acl)) { - if (vec_len(pool_elt_at_index(am->output_sw_if_index_vec_by_acl, acl_list_index)) > 0) { - /* ACL is applied somewhere outbound. Refuse to delete */ - return -1; - } - } + if (acl_is_used_by (acl_list_index, am->input_sw_if_index_vec_by_acl)) + return VNET_API_ERROR_ACL_IN_USE_INBOUND; + if (acl_is_used_by (acl_list_index, am->output_sw_if_index_vec_by_acl)) + return VNET_API_ERROR_ACL_IN_USE_OUTBOUND; + /* lookup contexts cover other cases, not just inbound/outbound, so check that */ + if (acl_is_used_by (acl_list_index, am->lc_index_vec_by_acl)) + return VNET_API_ERROR_ACL_IN_USE_BY_LOOKUP_CONTEXT; - void *oldheap = acl_set_heap(am); - /* delete any references to the ACL */ - for (i = 0; i < vec_len (am->output_acl_vec_by_sw_if_index); i++) - { - for (ii = 0; ii < vec_len (am->output_acl_vec_by_sw_if_index[i]); - /* see body */ ) - { - if (acl_list_index == am->output_acl_vec_by_sw_if_index[i][ii]) - { - vec_del1 (am->output_acl_vec_by_sw_if_index[i], ii); - } - else - { - ii++; - } - } - } - for (i = 0; i < vec_len (am->input_acl_vec_by_sw_if_index); i++) - { - for (ii = 0; ii < vec_len (am->input_acl_vec_by_sw_if_index[i]); - /* see body */ ) - { - if (acl_list_index == am->input_acl_vec_by_sw_if_index[i][ii]) - { - vec_del1 (am->input_acl_vec_by_sw_if_index[i], ii); - } - else - { - ii++; - } - } - } - /* delete the hash table data */ + void *oldheap = acl_set_heap (am); - hash_acl_delete(am, acl_list_index); /* now we can delete the ACL itself */ a = pool_elt_at_index (am->acls, acl_list_index); if (a->rules) vec_free (a->rules); - pool_put (am->acls, a); + /* acl_list_index is now free, notify the lookup contexts */ + acl_plugin_lookup_context_notify_acl_change (acl_list_index); clib_mem_set_heap (oldheap); return 0; } -/* Some aids in ASCII graphing the content */ -#define XX "\377" -#define __ "\000" -#define _(x) -#define v - -u8 ip4_5tuple_mask[] = -_(" dmac smac etype ") -_(ether) __ __ __ __ __ __ v __ __ __ __ __ __ v __ __ v - _(" v ihl totlen ") - _(0x0000) - __ __ __ __ - _(" ident fl+fo ") - _(0x0004) - __ __ __ __ - _(" ttl pr checksum ") - _(0x0008) - __ XX __ __ - _(" src address ") - _(0x000C) - XX XX XX XX - _(" dst address ") - _(0x0010) - XX XX XX XX - _("L4 T/U sport dport ") - _(tcpudp) - XX XX XX XX - _(padpad) - __ __ __ __ - _(padpad) - __ __ __ __ - _(padeth) - __ __; - - u8 ip6_5tuple_mask[] = - _(" dmac smac etype ") - _(ether) __ __ __ __ __ __ v __ __ __ __ __ __ v __ __ v - _(" v tc + flow ") - _(0x0000) __ __ __ __ - _(" plen nh hl ") - _(0x0004) __ __ XX __ - _(" src address ") - _(0x0008) XX XX XX XX - _(0x000C) XX XX XX XX - _(0x0010) XX XX XX XX - _(0x0014) XX XX XX XX - _(" dst address ") - _(0x0018) XX XX XX XX - _(0x001C) XX XX XX XX - _(0x0020) XX XX XX XX - _(0x0024) XX XX XX XX - _("L4T/U sport dport ") - _(tcpudp) XX XX XX XX _(padpad) __ __ __ __ _(padeth) __ __; - -#undef XX -#undef __ -#undef _ -#undef v - - static int count_skip (u8 * p, u32 size) +static int +count_skip (u8 * p, u32 size) { u64 *p64 = (u64 *) p; /* Be tolerant to null pointer */ @@ -389,41 +532,14 @@ _(ether) __ __ __ __ __ __ v __ __ __ __ __ __ v __ __ v return (p64 - (u64 *) p) / 2; } -static int -acl_classify_add_del_table_tiny (vnet_classify_main_t * cm, u8 * mask, - u32 mask_len, u32 next_table_index, - u32 miss_next_index, u32 * table_index, - int is_add) -{ - u32 nbuckets = 1; - u32 memory_size = 2 << 13; - u32 skip = count_skip (mask, mask_len); - u32 match = (mask_len / 16) - skip; - u8 *skip_mask_ptr = mask + 16 * skip; - u32 current_data_flag = 0; - int current_data_offset = 0; - - if (0 == match) - match = 1; - void *oldheap = clib_mem_set_heap (cm->vlib_main->heap_base); - int ret = vnet_classify_add_del_table (cm, skip_mask_ptr, nbuckets, - memory_size, skip, match, - next_table_index, miss_next_index, - table_index, current_data_flag, - current_data_offset, is_add, - 1 /* delete_chain */); - clib_mem_set_heap (oldheap); - return ret; -} - static int acl_classify_add_del_table_small (vnet_classify_main_t * cm, u8 * mask, - u32 mask_len, u32 next_table_index, - u32 miss_next_index, u32 * table_index, - int is_add) + u32 mask_len, u32 next_table_index, + u32 miss_next_index, u32 * table_index, + int is_add) { u32 nbuckets = 32; - u32 memory_size = 2 << 20; + u32 memory_size = 2 << 22; u32 skip = count_skip (mask, mask_len); u32 match = (mask_len / 16) - skip; u8 *skip_mask_ptr = mask + 16 * skip; @@ -435,489 +551,408 @@ acl_classify_add_del_table_small (vnet_classify_main_t * cm, u8 * mask, void *oldheap = clib_mem_set_heap (cm->vlib_main->heap_base); int ret = vnet_classify_add_del_table (cm, skip_mask_ptr, nbuckets, - memory_size, skip, match, - next_table_index, miss_next_index, - table_index, current_data_flag, - current_data_offset, is_add, - 1 /* delete_chain */); + memory_size, skip, match, + next_table_index, miss_next_index, + table_index, current_data_flag, + current_data_offset, is_add, + 1 /* delete_chain */ ); clib_mem_set_heap (oldheap); return ret; } - static int -acl_unhook_l2_input_classify (acl_main_t * am, u32 sw_if_index) +intf_has_etype_whitelist (acl_main_t * am, u32 sw_if_index, int is_input) { - vnet_classify_main_t *cm = &vnet_classify_main; - u32 ip4_table_index = ~0; - u32 ip6_table_index = ~0; - void *oldheap = acl_set_heap(am); - - vec_validate_init_empty (am->acl_ip4_input_classify_table_by_sw_if_index, - sw_if_index, ~0); - vec_validate_init_empty (am->acl_ip6_input_classify_table_by_sw_if_index, - sw_if_index, ~0); - - /* switch to global heap while calling vnet_* functions */ - clib_mem_set_heap (cm->vlib_main->heap_base); - vnet_l2_input_classify_enable_disable (sw_if_index, 0); - - if (am->acl_ip4_input_classify_table_by_sw_if_index[sw_if_index] != ~0) - { - ip4_table_index = - am->acl_ip4_input_classify_table_by_sw_if_index[sw_if_index]; - am->acl_ip4_input_classify_table_by_sw_if_index[sw_if_index] = ~0; - acl_classify_add_del_table_tiny (cm, ip4_5tuple_mask, - sizeof (ip4_5tuple_mask) - 1, ~0, - am->l2_input_classify_next_acl_ip4, - &ip4_table_index, 0); - } - if (am->acl_ip6_input_classify_table_by_sw_if_index[sw_if_index] != ~0) - { - ip6_table_index = - am->acl_ip6_input_classify_table_by_sw_if_index[sw_if_index]; - am->acl_ip6_input_classify_table_by_sw_if_index[sw_if_index] = ~0; - acl_classify_add_del_table_tiny (cm, ip6_5tuple_mask, - sizeof (ip6_5tuple_mask) - 1, ~0, - am->l2_input_classify_next_acl_ip6, - &ip6_table_index, 0); - } - clib_mem_set_heap (oldheap); - return 0; + u16 **v = is_input + ? am->input_etype_whitelist_by_sw_if_index + : am->output_etype_whitelist_by_sw_if_index; + u16 *whitelist = (vec_len (v) > sw_if_index) ? vec_elt (v, sw_if_index) : 0; + return vec_len (whitelist) > 0; } -static int -acl_unhook_l2_output_classify (acl_main_t * am, u32 sw_if_index) +static void +acl_clear_sessions (acl_main_t * am, u32 sw_if_index) { - vnet_classify_main_t *cm = &vnet_classify_main; - u32 ip4_table_index = ~0; - u32 ip6_table_index = ~0; - void *oldheap = acl_set_heap(am); - - vec_validate_init_empty (am->acl_ip4_output_classify_table_by_sw_if_index, - sw_if_index, ~0); - vec_validate_init_empty (am->acl_ip6_output_classify_table_by_sw_if_index, - sw_if_index, ~0); - - /* switch to global heap while calling vnet_* functions */ - clib_mem_set_heap (cm->vlib_main->heap_base); - - vnet_l2_output_classify_enable_disable (sw_if_index, 0); - - if (am->acl_ip4_output_classify_table_by_sw_if_index[sw_if_index] != ~0) - { - ip4_table_index = - am->acl_ip4_output_classify_table_by_sw_if_index[sw_if_index]; - am->acl_ip4_output_classify_table_by_sw_if_index[sw_if_index] = ~0; - acl_classify_add_del_table_tiny (cm, ip4_5tuple_mask, - sizeof (ip4_5tuple_mask) - 1, ~0, - am->l2_output_classify_next_acl_ip4, - &ip4_table_index, 0); - } - if (am->acl_ip6_output_classify_table_by_sw_if_index[sw_if_index] != ~0) - { - ip6_table_index = - am->acl_ip6_output_classify_table_by_sw_if_index[sw_if_index]; - am->acl_ip6_output_classify_table_by_sw_if_index[sw_if_index] = ~0; - acl_classify_add_del_table_tiny (cm, ip6_5tuple_mask, - sizeof (ip6_5tuple_mask) - 1, ~0, - am->l2_output_classify_next_acl_ip6, - &ip6_table_index, 0); - } + void *oldheap = clib_mem_set_heap (am->vlib_main->heap_base); + vlib_process_signal_event (am->vlib_main, am->fa_cleaner_node_index, + ACL_FA_CLEANER_DELETE_BY_SW_IF_INDEX, + sw_if_index); clib_mem_set_heap (oldheap); - return 0; } + static int -acl_hook_l2_input_classify (acl_main_t * am, u32 sw_if_index) +acl_interface_in_enable_disable (acl_main_t * am, u32 sw_if_index, + int enable_disable) { - vnet_classify_main_t *cm = &vnet_classify_main; - u32 ip4_table_index = ~0; - u32 ip6_table_index = ~0; - int rv; + int rv = 0; - void *prevheap = clib_mem_set_heap (cm->vlib_main->heap_base); + /* Utterly wrong? */ + if (pool_is_free_index (am->vnet_main->interface_main.sw_interfaces, + sw_if_index)) + return VNET_API_ERROR_INVALID_SW_IF_INDEX; - /* in case there were previous tables attached */ - acl_unhook_l2_input_classify (am, sw_if_index); - rv = - acl_classify_add_del_table_tiny (cm, ip4_5tuple_mask, - sizeof (ip4_5tuple_mask) - 1, ~0, - am->l2_input_classify_next_acl_ip4, - &ip4_table_index, 1); - if (rv) - goto done; - rv = - acl_classify_add_del_table_tiny (cm, ip6_5tuple_mask, - sizeof (ip6_5tuple_mask) - 1, ~0, - am->l2_input_classify_next_acl_ip6, - &ip6_table_index, 1); + if (clib_bitmap_get (am->in_acl_on_sw_if_index, sw_if_index) == + enable_disable) + return 0; + + acl_fa_enable_disable (sw_if_index, 1, enable_disable); + + void *oldheap = clib_mem_set_heap (am->vlib_main->heap_base); + rv = vnet_l2_feature_enable_disable ("l2-input-ip4", "acl-plugin-in-ip4-l2", + sw_if_index, enable_disable, 0, 0); if (rv) - { - acl_classify_add_del_table_tiny (cm, ip4_5tuple_mask, - sizeof (ip4_5tuple_mask) - 1, ~0, - am->l2_input_classify_next_acl_ip4, - &ip4_table_index, 0); - goto done; - } - rv = - vnet_l2_input_classify_set_tables (sw_if_index, ip4_table_index, - ip6_table_index, ~0); + clib_error ("Could not enable on input"); + rv = vnet_l2_feature_enable_disable ("l2-input-ip6", "acl-plugin-in-ip6-l2", + sw_if_index, enable_disable, 0, 0); if (rv) - { - acl_classify_add_del_table_tiny (cm, ip6_5tuple_mask, - sizeof (ip6_5tuple_mask) - 1, ~0, - am->l2_input_classify_next_acl_ip6, - &ip6_table_index, 0); - acl_classify_add_del_table_tiny (cm, ip4_5tuple_mask, - sizeof (ip4_5tuple_mask) - 1, ~0, - am->l2_input_classify_next_acl_ip4, - &ip4_table_index, 0); - goto done; - } + clib_error ("Could not enable on input"); - am->acl_ip4_input_classify_table_by_sw_if_index[sw_if_index] = - ip4_table_index; - am->acl_ip6_input_classify_table_by_sw_if_index[sw_if_index] = - ip6_table_index; + if (intf_has_etype_whitelist (am, sw_if_index, 1)) + vnet_l2_feature_enable_disable ("l2-input-nonip", + "acl-plugin-in-nonip-l2", sw_if_index, + enable_disable, 0, 0); + + clib_mem_set_heap (oldheap); + + am->in_acl_on_sw_if_index = + clib_bitmap_set (am->in_acl_on_sw_if_index, sw_if_index, enable_disable); - vnet_l2_input_classify_enable_disable (sw_if_index, 1); -done: - clib_mem_set_heap (prevheap); return rv; } static int -acl_hook_l2_output_classify (acl_main_t * am, u32 sw_if_index) +acl_interface_out_enable_disable (acl_main_t * am, u32 sw_if_index, + int enable_disable) { - vnet_classify_main_t *cm = &vnet_classify_main; - u32 ip4_table_index = ~0; - u32 ip6_table_index = ~0; - int rv; + int rv = 0; + + /* Utterly wrong? */ + if (pool_is_free_index (am->vnet_main->interface_main.sw_interfaces, + sw_if_index)) + return VNET_API_ERROR_INVALID_SW_IF_INDEX; - void *prevheap = clib_mem_set_heap (cm->vlib_main->heap_base); + if (clib_bitmap_get (am->out_acl_on_sw_if_index, sw_if_index) == + enable_disable) + return 0; - /* in case there were previous tables attached */ - acl_unhook_l2_output_classify (am, sw_if_index); - rv = - acl_classify_add_del_table_tiny (cm, ip4_5tuple_mask, - sizeof (ip4_5tuple_mask) - 1, ~0, - am->l2_output_classify_next_acl_ip4, - &ip4_table_index, 1); - if (rv) - goto done; + acl_fa_enable_disable (sw_if_index, 0, enable_disable); + + void *oldheap = clib_mem_set_heap (am->vlib_main->heap_base); rv = - acl_classify_add_del_table_tiny (cm, ip6_5tuple_mask, - sizeof (ip6_5tuple_mask) - 1, ~0, - am->l2_output_classify_next_acl_ip6, - &ip6_table_index, 1); + vnet_l2_feature_enable_disable ("l2-output-ip4", "acl-plugin-out-ip4-l2", + sw_if_index, enable_disable, 0, 0); if (rv) - { - acl_classify_add_del_table_tiny (cm, ip4_5tuple_mask, - sizeof (ip4_5tuple_mask) - 1, ~0, - am->l2_output_classify_next_acl_ip4, - &ip4_table_index, 0); - goto done; - } + clib_error ("Could not enable on output"); rv = - vnet_l2_output_classify_set_tables (sw_if_index, ip4_table_index, - ip6_table_index, ~0); - clib_warning - ("ACL enabling on interface sw_if_index %d, setting tables to the following: ip4: %d ip6: %d\n", - sw_if_index, ip4_table_index, ip6_table_index); + vnet_l2_feature_enable_disable ("l2-output-ip6", "acl-plugin-out-ip6-l2", + sw_if_index, enable_disable, 0, 0); if (rv) - { - acl_classify_add_del_table_tiny (cm, ip6_5tuple_mask, - sizeof (ip6_5tuple_mask) - 1, ~0, - am->l2_output_classify_next_acl_ip6, - &ip6_table_index, 0); - acl_classify_add_del_table_tiny (cm, ip4_5tuple_mask, - sizeof (ip4_5tuple_mask) - 1, ~0, - am->l2_output_classify_next_acl_ip4, - &ip4_table_index, 0); - goto done; - } + clib_error ("Could not enable on output"); + if (intf_has_etype_whitelist (am, sw_if_index, 0)) + vnet_l2_feature_enable_disable ("l2-output-nonip", + "acl-plugin-out-nonip-l2", sw_if_index, + enable_disable, 0, 0); - am->acl_ip4_output_classify_table_by_sw_if_index[sw_if_index] = - ip4_table_index; - am->acl_ip6_output_classify_table_by_sw_if_index[sw_if_index] = - ip6_table_index; - vnet_l2_output_classify_enable_disable (sw_if_index, 1); -done: - clib_mem_set_heap (prevheap); - return rv; -} + clib_mem_set_heap (oldheap); + am->out_acl_on_sw_if_index = + clib_bitmap_set (am->out_acl_on_sw_if_index, sw_if_index, enable_disable); + return rv; +} -int -acl_interface_in_enable_disable (acl_main_t * am, u32 sw_if_index, - int enable_disable) +static int +acl_interface_inout_enable_disable (acl_main_t * am, u32 sw_if_index, + int is_input, int enable_disable) { - int rv; + if (is_input) + return acl_interface_in_enable_disable (am, sw_if_index, enable_disable); + else + return acl_interface_out_enable_disable (am, sw_if_index, enable_disable); +} - /* Utterly wrong? */ - if (pool_is_free_index (am->vnet_main->interface_main.sw_interfaces, - sw_if_index)) - return VNET_API_ERROR_INVALID_SW_IF_INDEX; +static int +acl_is_not_defined (acl_main_t * am, u32 acl_list_index) +{ + return (pool_is_free_index (am->acls, acl_list_index)); +} - acl_fa_enable_disable(sw_if_index, 1, enable_disable); +static int +acl_interface_set_inout_acl_list (acl_main_t * am, u32 sw_if_index, + u8 is_input, u32 * vec_acl_list_index, + int *may_clear_sessions) +{ + u32 *pacln; + uword *seen_acl_bitmap = 0; + uword *old_seen_acl_bitmap = 0; + uword *change_acl_bitmap = 0; + int acln; + int rv = 0; - if (enable_disable) - { - rv = acl_hook_l2_input_classify (am, sw_if_index); - } - else - { - rv = acl_unhook_l2_input_classify (am, sw_if_index); - } - return rv; -} + if (am->trace_acl > 255) + clib_warning + ("API dbg: acl_interface_set_inout_acl_list: sw_if_index %d is_input %d acl_vec: [%U]", + sw_if_index, is_input, format_vec32, vec_acl_list_index, "%d"); -int -acl_interface_out_enable_disable (acl_main_t * am, u32 sw_if_index, - int enable_disable) -{ - int rv; + vec_foreach (pacln, vec_acl_list_index) + { + if (acl_is_not_defined (am, *pacln)) + { + /* ACL is not defined. Can not apply */ + clib_warning ("ERROR: ACL %d not defined", *pacln); + rv = VNET_API_ERROR_NO_SUCH_ENTRY; + goto done; + } + if (clib_bitmap_get (seen_acl_bitmap, *pacln)) + { + /* ACL being applied twice within the list. error. */ + clib_warning ("ERROR: ACL %d being applied twice", *pacln); + rv = VNET_API_ERROR_ENTRY_ALREADY_EXISTS; + goto done; + } + seen_acl_bitmap = clib_bitmap_set (seen_acl_bitmap, *pacln, 1); + } - /* Utterly wrong? */ - if (pool_is_free_index (am->vnet_main->interface_main.sw_interfaces, - sw_if_index)) - return VNET_API_ERROR_INVALID_SW_IF_INDEX; - acl_fa_enable_disable(sw_if_index, 0, enable_disable); + u32 **pinout_lc_index_by_sw_if_index = + is_input ? &am-> + input_lc_index_by_sw_if_index : &am->output_lc_index_by_sw_if_index; - if (enable_disable) - { - rv = acl_hook_l2_output_classify (am, sw_if_index); - } - else - { - rv = acl_unhook_l2_output_classify (am, sw_if_index); - } + u32 ***pinout_acl_vec_by_sw_if_index = + is_input ? &am-> + input_acl_vec_by_sw_if_index : &am->output_acl_vec_by_sw_if_index; - return rv; -} + u32 ***pinout_sw_if_index_vec_by_acl = + is_input ? &am-> + input_sw_if_index_vec_by_acl : &am->output_sw_if_index_vec_by_acl; -static int -acl_is_not_defined(acl_main_t *am, u32 acl_list_index) -{ - return (pool_is_free_index (am->acls, acl_list_index)); -} + vec_validate ((*pinout_acl_vec_by_sw_if_index), sw_if_index); + clib_bitmap_validate (old_seen_acl_bitmap, 1); -static int -acl_interface_add_inout_acl (u32 sw_if_index, u8 is_input, u32 acl_list_index) -{ - acl_main_t *am = &acl_main; - if (acl_is_not_defined(am, acl_list_index)) { - /* ACL is not defined. Can not apply */ - return -1; + vec_foreach (pacln, (*pinout_acl_vec_by_sw_if_index)[sw_if_index]) + { + old_seen_acl_bitmap = clib_bitmap_set (old_seen_acl_bitmap, *pacln, 1); } - void *oldheap = acl_set_heap(am); - - if (is_input) - { - vec_validate (am->input_acl_vec_by_sw_if_index, sw_if_index); + change_acl_bitmap = + clib_bitmap_dup_xor (old_seen_acl_bitmap, seen_acl_bitmap); - u32 index = vec_search(am->input_acl_vec_by_sw_if_index[sw_if_index], acl_list_index); - if (index < vec_len(am->input_acl_vec_by_sw_if_index[sw_if_index])) { - clib_warning("ACL %d is already applied inbound on sw_if_index %d (index %d)", - acl_list_index, sw_if_index, index); - /* the entry is already there */ - clib_mem_set_heap (oldheap); - return -1; - } - /* if there was no ACL applied before, enable the ACL processing */ - if (vec_len(am->input_acl_vec_by_sw_if_index[sw_if_index]) == 0) { - acl_interface_in_enable_disable (am, sw_if_index, 1); - } - vec_add (am->input_acl_vec_by_sw_if_index[sw_if_index], &acl_list_index, - 1); - vec_validate (am->input_sw_if_index_vec_by_acl, acl_list_index); - vec_add (am->input_sw_if_index_vec_by_acl[acl_list_index], &sw_if_index, - 1); - } - else - { - vec_validate (am->output_acl_vec_by_sw_if_index, sw_if_index); + if (am->trace_acl > 255) + clib_warning ("bitmaps: old seen %U new seen %U changed %U", + format_bitmap_hex, old_seen_acl_bitmap, format_bitmap_hex, + seen_acl_bitmap, format_bitmap_hex, change_acl_bitmap); - u32 index = vec_search(am->output_acl_vec_by_sw_if_index[sw_if_index], acl_list_index); - if (index < vec_len(am->output_acl_vec_by_sw_if_index[sw_if_index])) { - clib_warning("ACL %d is already applied outbound on sw_if_index %d (index %d)", - acl_list_index, sw_if_index, index); - /* the entry is already there */ - clib_mem_set_heap (oldheap); - return -1; - } - /* if there was no ACL applied before, enable the ACL processing */ - if (vec_len(am->output_acl_vec_by_sw_if_index[sw_if_index]) == 0) { - acl_interface_out_enable_disable (am, sw_if_index, 1); +/* *INDENT-OFF* */ + clib_bitmap_foreach(acln, change_acl_bitmap, ({ + if (clib_bitmap_get(old_seen_acl_bitmap, acln)) { + /* ACL is being removed. */ + if (acln < vec_len((*pinout_sw_if_index_vec_by_acl))) { + int index = vec_search((*pinout_sw_if_index_vec_by_acl)[acln], sw_if_index); + vec_del1((*pinout_sw_if_index_vec_by_acl)[acln], index); } - vec_add (am->output_acl_vec_by_sw_if_index[sw_if_index], - &acl_list_index, 1); - vec_validate (am->output_sw_if_index_vec_by_acl, acl_list_index); - vec_add (am->output_sw_if_index_vec_by_acl[acl_list_index], &sw_if_index, - 1); + } else { + /* ACL is being added. */ + vec_validate((*pinout_sw_if_index_vec_by_acl), acln); + vec_add1((*pinout_sw_if_index_vec_by_acl)[acln], sw_if_index); } - clib_mem_set_heap (oldheap); - return 0; -} + })); +/* *INDENT-ON* */ + vec_free ((*pinout_acl_vec_by_sw_if_index)[sw_if_index]); + (*pinout_acl_vec_by_sw_if_index)[sw_if_index] = + vec_dup (vec_acl_list_index); -static int -acl_interface_del_inout_acl (u32 sw_if_index, u8 is_input, u32 acl_list_index) -{ - acl_main_t *am = &acl_main; - int i; - int rv = -1; - void *oldheap = acl_set_heap(am); - if (is_input) + if (am->reclassify_sessions) + { + /* re-applying ACLs means a new policy epoch */ + increment_policy_epoch (am, sw_if_index, is_input); + } + else { - vec_validate (am->input_acl_vec_by_sw_if_index, sw_if_index); - for (i = 0; i < vec_len (am->input_acl_vec_by_sw_if_index[sw_if_index]); - i++) + /* if no commonalities between the ACL# - then we should definitely clear the sessions */ + if (may_clear_sessions && *may_clear_sessions + && !clib_bitmap_is_zero (change_acl_bitmap)) { - if (acl_list_index == - am->input_acl_vec_by_sw_if_index[sw_if_index][i]) - { - vec_del1 (am->input_acl_vec_by_sw_if_index[sw_if_index], i); - rv = 0; - break; - } + acl_clear_sessions (am, sw_if_index); + *may_clear_sessions = 0; } + } - if (acl_list_index < vec_len(am->input_sw_if_index_vec_by_acl)) { - u32 index = vec_search(am->input_sw_if_index_vec_by_acl[acl_list_index], sw_if_index); - if (index < vec_len(am->input_sw_if_index_vec_by_acl[acl_list_index])) { - hash_acl_unapply(am, sw_if_index, is_input, acl_list_index); - vec_del1 (am->input_sw_if_index_vec_by_acl[acl_list_index], index); - } - } - - /* If there is no more ACLs applied on an interface, disable ACL processing */ - if (0 == vec_len (am->input_acl_vec_by_sw_if_index[sw_if_index])) + /* + * prepare or delete the lookup context if necessary, and if context exists, set ACL list + */ + vec_validate_init_empty ((*pinout_lc_index_by_sw_if_index), sw_if_index, + ~0); + if (vec_len (vec_acl_list_index) > 0) + { + u32 lc_index = (*pinout_lc_index_by_sw_if_index)[sw_if_index]; + if (~0 == lc_index) { - acl_interface_in_enable_disable (am, sw_if_index, 0); + if (~0 == am->interface_acl_user_id) + am->interface_acl_user_id = + acl_plugin.register_user_module ("interface ACL", "sw_if_index", + "is_input"); + lc_index = + acl_plugin.get_lookup_context_index (am->interface_acl_user_id, + sw_if_index, is_input); + (*pinout_lc_index_by_sw_if_index)[sw_if_index] = lc_index; } + acl_plugin.set_acl_vec_for_context (lc_index, vec_acl_list_index); } else { - vec_validate (am->output_acl_vec_by_sw_if_index, sw_if_index); - for (i = 0; - i < vec_len (am->output_acl_vec_by_sw_if_index[sw_if_index]); i++) + if (~0 != (*pinout_lc_index_by_sw_if_index)[sw_if_index]) { - if (acl_list_index == - am->output_acl_vec_by_sw_if_index[sw_if_index][i]) - { - vec_del1 (am->output_acl_vec_by_sw_if_index[sw_if_index], i); - rv = 0; - break; - } + acl_plugin.put_lookup_context_index ((*pinout_lc_index_by_sw_if_index)[sw_if_index]); + (*pinout_lc_index_by_sw_if_index)[sw_if_index] = ~0; } + } - if (acl_list_index < vec_len(am->output_sw_if_index_vec_by_acl)) { - u32 index = vec_search(am->output_sw_if_index_vec_by_acl[acl_list_index], sw_if_index); - if (index < vec_len(am->output_sw_if_index_vec_by_acl[acl_list_index])) { - hash_acl_unapply(am, sw_if_index, is_input, acl_list_index); - vec_del1 (am->output_sw_if_index_vec_by_acl[acl_list_index], index); - } - } + /* ensure ACL processing is enabled/disabled as needed */ + acl_interface_inout_enable_disable (am, sw_if_index, is_input, + vec_len (vec_acl_list_index) > 0); - /* If there is no more ACLs applied on an interface, disable ACL processing */ - if (0 == vec_len (am->output_acl_vec_by_sw_if_index[sw_if_index])) - { - acl_interface_out_enable_disable (am, sw_if_index, 0); - } - } - clib_mem_set_heap (oldheap); +done: + clib_bitmap_free (change_acl_bitmap); + clib_bitmap_free (seen_acl_bitmap); + clib_bitmap_free (old_seen_acl_bitmap); return rv; } static void -acl_interface_reset_inout_acls (u32 sw_if_index, u8 is_input) +acl_interface_reset_inout_acls (u32 sw_if_index, u8 is_input, + int *may_clear_sessions) { acl_main_t *am = &acl_main; - int i; - void *oldheap = acl_set_heap(am); - if (is_input) + void *oldheap = acl_set_heap (am); + acl_interface_set_inout_acl_list (am, sw_if_index, is_input, 0, + may_clear_sessions); + clib_mem_set_heap (oldheap); +} + +static int +acl_interface_add_del_inout_acl (u32 sw_if_index, u8 is_add, u8 is_input, + u32 acl_list_index) +{ + + acl_main_t *am = &acl_main; + u32 *acl_vec = 0; + int may_clear_sessions = 1; + + int error_already_applied = is_input ? VNET_API_ERROR_ACL_IN_USE_INBOUND + : VNET_API_ERROR_ACL_IN_USE_OUTBOUND; + + u32 ***pinout_acl_vec_by_sw_if_index = + is_input ? &am-> + input_acl_vec_by_sw_if_index : &am->output_acl_vec_by_sw_if_index; + int rv = 0; + void *oldheap = acl_set_heap (am); + + if (is_add) { - vec_validate (am->input_acl_vec_by_sw_if_index, sw_if_index); - if (vec_len(am->input_acl_vec_by_sw_if_index[sw_if_index]) > 0) { - acl_interface_in_enable_disable (am, sw_if_index, 0); - } + vec_validate ((*pinout_acl_vec_by_sw_if_index), sw_if_index); + u32 index = vec_search ((*pinout_acl_vec_by_sw_if_index)[sw_if_index], + acl_list_index); - for(i = vec_len(am->input_acl_vec_by_sw_if_index[sw_if_index])-1; i>=0; i--) { - u32 acl_list_index = am->input_acl_vec_by_sw_if_index[sw_if_index][i]; - hash_acl_unapply(am, sw_if_index, is_input, acl_list_index); - if (acl_list_index < vec_len(am->input_sw_if_index_vec_by_acl)) { - u32 index = vec_search(am->input_sw_if_index_vec_by_acl[acl_list_index], sw_if_index); - if (index < vec_len(am->input_sw_if_index_vec_by_acl[acl_list_index])) { - vec_del1 (am->input_sw_if_index_vec_by_acl[acl_list_index], index); - } - } - } + if (~0 != index) + { + rv = error_already_applied; + goto done; + } - vec_reset_length (am->input_acl_vec_by_sw_if_index[sw_if_index]); + acl_vec = vec_dup ((*pinout_acl_vec_by_sw_if_index)[sw_if_index]); + vec_add1 (acl_vec, acl_list_index); } else { - vec_validate (am->output_acl_vec_by_sw_if_index, sw_if_index); - if (vec_len(am->output_acl_vec_by_sw_if_index[sw_if_index]) > 0) { - acl_interface_out_enable_disable (am, sw_if_index, 0); - } + if (sw_if_index >= vec_len (*pinout_acl_vec_by_sw_if_index)) + { + rv = VNET_API_ERROR_NO_SUCH_ENTRY; + goto done; + } - for(i = vec_len(am->output_acl_vec_by_sw_if_index[sw_if_index])-1; i>=0; i--) { - u32 acl_list_index = am->output_acl_vec_by_sw_if_index[sw_if_index][i]; - hash_acl_unapply(am, sw_if_index, is_input, acl_list_index); - if (acl_list_index < vec_len(am->output_sw_if_index_vec_by_acl)) { - u32 index = vec_search(am->output_sw_if_index_vec_by_acl[acl_list_index], sw_if_index); - if (index < vec_len(am->output_sw_if_index_vec_by_acl[acl_list_index])) { - vec_del1 (am->output_sw_if_index_vec_by_acl[acl_list_index], index); - } - } - } + u32 index = vec_search ((*pinout_acl_vec_by_sw_if_index)[sw_if_index], + acl_list_index); + + if (~0 == index) + { + rv = VNET_API_ERROR_NO_SUCH_ENTRY; + goto done; + } - vec_reset_length (am->output_acl_vec_by_sw_if_index[sw_if_index]); + acl_vec = vec_dup ((*pinout_acl_vec_by_sw_if_index)[sw_if_index]); + vec_del1 (acl_vec, index); } + + rv = acl_interface_set_inout_acl_list (am, sw_if_index, is_input, acl_vec, + &may_clear_sessions); +done: + vec_free (acl_vec); clib_mem_set_heap (oldheap); + return rv; } static int -acl_interface_add_del_inout_acl (u32 sw_if_index, u8 is_add, u8 is_input, - u32 acl_list_index) +acl_set_etype_whitelists (acl_main_t * am, u32 sw_if_index, u16 * vec_in, + u16 * vec_out) { - int rv = -1; - acl_main_t *am = &acl_main; - if (is_add) + vec_validate (am->input_etype_whitelist_by_sw_if_index, sw_if_index); + vec_validate (am->output_etype_whitelist_by_sw_if_index, sw_if_index); + + vec_free (am->input_etype_whitelist_by_sw_if_index[sw_if_index]); + vec_free (am->output_etype_whitelist_by_sw_if_index[sw_if_index]); + + am->input_etype_whitelist_by_sw_if_index[sw_if_index] = vec_in; + am->output_etype_whitelist_by_sw_if_index[sw_if_index] = vec_out; + + /* + * if there are already inbound/outbound ACLs applied, toggle the + * enable/disable - this will recreate the necessary tables. + */ + + if (vec_len (am->input_acl_vec_by_sw_if_index) > sw_if_index) { - rv = - acl_interface_add_inout_acl (sw_if_index, is_input, acl_list_index); - if (rv == 0) - { - hash_acl_apply(am, sw_if_index, is_input, acl_list_index); - } + if (vec_len (am->input_acl_vec_by_sw_if_index[sw_if_index]) > 0) + { + acl_interface_in_enable_disable (am, sw_if_index, 0); + acl_interface_in_enable_disable (am, sw_if_index, 1); + } } - else + if (vec_len (am->output_acl_vec_by_sw_if_index) > sw_if_index) { - hash_acl_unapply(am, sw_if_index, is_input, acl_list_index); - rv = - acl_interface_del_inout_acl (sw_if_index, is_input, acl_list_index); + if (vec_len (am->output_acl_vec_by_sw_if_index[sw_if_index]) > 0) + { + acl_interface_out_enable_disable (am, sw_if_index, 0); + acl_interface_out_enable_disable (am, sw_if_index, 1); + } } - return rv; + return 0; } typedef struct { u8 is_ipv6; + u8 has_egress; u8 mac_mask[6]; u8 prefix_len; u32 count; u32 table_index; u32 arp_table_index; + u32 dot1q_table_index; + u32 dot1ad_table_index; + u32 arp_dot1q_table_index; + u32 arp_dot1ad_table_index; + /* egress tables */ + u32 out_table_index; + u32 out_arp_table_index; + u32 out_dot1q_table_index; + u32 out_dot1ad_table_index; + u32 out_arp_dot1q_table_index; + u32 out_arp_dot1ad_table_index; } macip_match_type_t; static u32 @@ -945,22 +980,22 @@ macip_find_match_type (macip_match_type_t * mv, u8 * mac_mask, u8 prefix_len, static int match_type_metric (macip_match_type_t * m) { - unsigned int mac_bits_set = 0; - unsigned int mac_byte; - int i; - for (i=0; i<6; i++) - { - mac_byte = m->mac_mask[i]; - for (; mac_byte; mac_byte >>= 1) - mac_bits_set += mac_byte & 1; - } - /* - * Attempt to place the more specific and the more used rules on top. - * There are obvious caveat corner cases to this, but they do not - * seem to be sensible in real world (e.g. specific IPv4 with wildcard MAC - * going with a wildcard IPv4 with a specific MAC). - */ - return m->prefix_len + mac_bits_set + m->is_ipv6 + 10 * m->count; + unsigned int mac_bits_set = 0; + unsigned int mac_byte; + int i; + for (i = 0; i < 6; i++) + { + mac_byte = m->mac_mask[i]; + for (; mac_byte; mac_byte >>= 1) + mac_bits_set += mac_byte & 1; + } + /* + * Attempt to place the more specific and the more used rules on top. + * There are obvious caveat corner cases to this, but they do not + * seem to be sensible in real world (e.g. specific IPv4 with wildcard MAC + * going with a wildcard IPv4 with a specific MAC). + */ + return m->prefix_len + mac_bits_set + m->is_ipv6 + 10 * m->count; } static int @@ -972,12 +1007,37 @@ match_type_compare (macip_match_type_t * m1, macip_match_type_t * m2) /* Get the offset of L3 source within ethernet packet */ static int -get_l3_src_offset(int is6) +get_l3_src_offset (int is6) +{ + if (is6) + return (sizeof (ethernet_header_t) + + offsetof (ip6_header_t, src_address)); + else + return (sizeof (ethernet_header_t) + + offsetof (ip4_header_t, src_address)); +} + +static int +get_l3_dst_offset (int is6) { - if(is6) - return (sizeof(ethernet_header_t) + offsetof(ip6_header_t, src_address)); + if (is6) + return (sizeof (ethernet_header_t) + + offsetof (ip6_header_t, dst_address)); else - return (sizeof(ethernet_header_t) + offsetof(ip4_header_t, src_address)); + return (sizeof (ethernet_header_t) + + offsetof (ip4_header_t, dst_address)); +} + +/* + * return if the is_permit value also requires to create the egress tables + * For backwards compatibility, we keep the is_permit = 1 to only + * create the ingress tables, and the new value of 3 will also + * create the egress tables based on destination. + */ +static int +macip_permit_also_egress (u8 is_permit) +{ + return (is_permit == 3); } static int @@ -989,6 +1049,7 @@ macip_create_classify_tables (acl_main_t * am, u32 macip_acl_index) int i; u32 match_type_index; u32 last_table; + u32 out_last_table; u8 mask[5 * 16]; vnet_classify_main_t *cm = &vnet_classify_main; @@ -1007,39 +1068,154 @@ macip_create_classify_tables (acl_main_t * am, u32 macip_acl_index) a->rules[i].src_mac_mask, 6); mvec[match_type_index].prefix_len = a->rules[i].src_prefixlen; mvec[match_type_index].is_ipv6 = a->rules[i].is_ipv6; + mvec[match_type_index].has_egress = 0; mvec[match_type_index].table_index = ~0; + mvec[match_type_index].arp_table_index = ~0; + mvec[match_type_index].dot1q_table_index = ~0; + mvec[match_type_index].dot1ad_table_index = ~0; + mvec[match_type_index].arp_dot1q_table_index = ~0; + mvec[match_type_index].arp_dot1ad_table_index = ~0; + mvec[match_type_index].out_table_index = ~0; + mvec[match_type_index].out_arp_table_index = ~0; + mvec[match_type_index].out_dot1q_table_index = ~0; + mvec[match_type_index].out_dot1ad_table_index = ~0; + mvec[match_type_index].out_arp_dot1q_table_index = ~0; + mvec[match_type_index].out_arp_dot1ad_table_index = ~0; } mvec[match_type_index].count++; + mvec[match_type_index].has_egress |= + macip_permit_also_egress (a->rules[i].is_permit); } /* Put the most frequently used tables last in the list so we can create classifier tables in reverse order */ vec_sort_with_function (mvec, match_type_compare); /* Create the classifier tables */ last_table = ~0; + out_last_table = ~0; /* First add ARP tables */ vec_foreach (mt, mvec) { int mask_len; int is6 = mt->is_ipv6; + int tags; + u32 *last_tag_table; + u32 *out_last_tag_table; + u32 l3_offset; - mt->arp_table_index = ~0; if (!is6) { - memset (mask, 0, sizeof (mask)); - memcpy (&mask[6], mt->mac_mask, 6); - memset (&mask[12], 0xff, 2); /* ethernet protocol */ - memcpy (&mask[14 + 8], mt->mac_mask, 6); - - for (i = 0; i < (mt->prefix_len / 8); i++) - mask[14 + 14 + i] = 0xff; - if (mt->prefix_len % 8) - mask[14 + 14 + (mt->prefix_len / 8)] = 0xff - ((1 << (8 - mt->prefix_len % 8)) - 1); - - mask_len = ((14 + 14 + ((mt->prefix_len+7) / 8) + - (sizeof (u32x4)-1))/sizeof(u32x4)) * sizeof (u32x4); - acl_classify_add_del_table_small (cm, mask, mask_len, last_table, - (~0 == last_table) ? 0 : ~0, &mt->arp_table_index, - 1); - last_table = mt->arp_table_index; + /* + 0 1 2 3 + 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 + +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + | Destination Address | + + +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + | | | + +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + + | Source Address | + +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + | EtherType | Hardware Type | + +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + | Protocol Type | Hw addr len | Proto addr len| + +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + | Opcode | | + +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + + | Sender Hardware Address | + +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + | Sender Protocol Address | + +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + | Target Hardware Address | + + +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + | | TargetProtocolAddress | + +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + | | + +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + */ + for (tags = 2; tags >= 0; tags--) + { + clib_memset (mask, 0, sizeof (mask)); + /* source MAC address */ + memcpy (&mask[6], mt->mac_mask, 6); + + switch (tags) + { + case 0: + default: + clib_memset (&mask[12], 0xff, 2); /* ethernet protocol */ + l3_offset = 14; + last_tag_table = &mt->arp_table_index; + break; + case 1: + clib_memset (&mask[12], 0xff, 2); /* VLAN tag1 */ + clib_memset (&mask[16], 0xff, 2); /* ethernet protocol */ + l3_offset = 18; + last_tag_table = &mt->arp_dot1q_table_index; + break; + case 2: + clib_memset (&mask[12], 0xff, 2); /* VLAN tag1 */ + clib_memset (&mask[16], 0xff, 2); /* VLAN tag2 */ + clib_memset (&mask[20], 0xff, 2); /* ethernet protocol */ + l3_offset = 22; + last_tag_table = &mt->arp_dot1ad_table_index; + break; + } + + /* sender hardware address within ARP */ + memcpy (&mask[l3_offset + 8], mt->mac_mask, 6); + /* sender protocol address within ARP */ + for (i = 0; i < (mt->prefix_len / 8); i++) + mask[l3_offset + 14 + i] = 0xff; + if (mt->prefix_len % 8) + mask[l3_offset + 14 + (mt->prefix_len / 8)] = + 0xff - ((1 << (8 - mt->prefix_len % 8)) - 1); + + mask_len = ((l3_offset + 14 + ((mt->prefix_len + 7) / 8) + + (sizeof (u32x4) - + 1)) / sizeof (u32x4)) * sizeof (u32x4); + acl_classify_add_del_table_small (cm, mask, mask_len, last_table, + (~0 == last_table) ? 0 : ~0, + last_tag_table, 1); + last_table = *last_tag_table; + if (mt->has_egress) + { + /* egress ARP table */ + clib_memset (mask, 0, sizeof (mask)); + + switch (tags) + { + case 0: + default: + clib_memset (&mask[12], 0xff, 2); /* ethernet protocol */ + l3_offset = 14; + out_last_tag_table = &mt->out_arp_table_index; + break; + case 1: + clib_memset (&mask[12], 0xff, 2); /* VLAN tag1 */ + clib_memset (&mask[16], 0xff, 2); /* ethernet protocol */ + l3_offset = 18; + out_last_tag_table = &mt->out_arp_dot1q_table_index; + break; + case 2: + clib_memset (&mask[12], 0xff, 2); /* VLAN tag1 */ + clib_memset (&mask[16], 0xff, 2); /* VLAN tag2 */ + clib_memset (&mask[20], 0xff, 2); /* ethernet protocol */ + l3_offset = 22; + out_last_tag_table = &mt->out_arp_dot1ad_table_index; + break; + } + + /* AYXX: FIXME here - can we tighten the ARP-related table more ? */ + /* mask captures just the destination and the ethertype */ + mask_len = ((l3_offset + + (sizeof (u32x4) - + 1)) / sizeof (u32x4)) * sizeof (u32x4); + acl_classify_add_del_table_small (cm, mask, mask_len, + out_last_table, + (~0 == + out_last_table) ? 0 : ~0, + out_last_tag_table, 1); + out_last_table = *out_last_tag_table; + } + } } } /* Now add IP[46] tables */ @@ -1047,77 +1223,323 @@ macip_create_classify_tables (acl_main_t * am, u32 macip_acl_index) { int mask_len; int is6 = mt->is_ipv6; - int l3_src_offs = get_l3_src_offset(is6); - memset (mask, 0, sizeof (mask)); - memcpy (&mask[6], mt->mac_mask, 6); - for (i = 0; i < (mt->prefix_len / 8); i++) + int l3_src_offs; + int l3_dst_offs; + int tags; + u32 *last_tag_table; + u32 *out_last_tag_table; + + /* + * create chained tables for VLAN (no-tags, dot1q and dot1ad) packets + */ + for (tags = 2; tags >= 0; tags--) { - mask[l3_src_offs + i] = 0xff; + clib_memset (mask, 0, sizeof (mask)); + memcpy (&mask[6], mt->mac_mask, 6); + l3_src_offs = tags * 4 + get_l3_src_offset (is6); + switch (tags) + { + case 0: + default: + clib_memset (&mask[12], 0xff, 2); /* ethernet protocol */ + last_tag_table = &mt->table_index; + break; + case 1: + clib_memset (&mask[12], 0xff, 2); /* VLAN tag1 */ + clib_memset (&mask[16], 0xff, 2); /* ethernet protocol */ + last_tag_table = &mt->dot1q_table_index; + break; + case 2: + clib_memset (&mask[12], 0xff, 2); /* VLAN tag1 */ + clib_memset (&mask[16], 0xff, 2); /* VLAN tag2 */ + clib_memset (&mask[20], 0xff, 2); /* ethernet protocol */ + last_tag_table = &mt->dot1ad_table_index; + break; + } + for (i = 0; i < (mt->prefix_len / 8); i++) + { + mask[l3_src_offs + i] = 0xff; + } + if (mt->prefix_len % 8) + { + mask[l3_src_offs + (mt->prefix_len / 8)] = + 0xff - ((1 << (8 - mt->prefix_len % 8)) - 1); + } + /* + * Round-up the number of bytes needed to store the prefix, + * and round up the number of vectors too + */ + mask_len = ((l3_src_offs + ((mt->prefix_len + 7) / 8) + + (sizeof (u32x4) - 1)) / sizeof (u32x4)) * sizeof (u32x4); + acl_classify_add_del_table_small (cm, mask, mask_len, last_table, + (~0 == last_table) ? 0 : ~0, + last_tag_table, 1); + last_table = *last_tag_table; } - if (mt->prefix_len % 8) + if (mt->has_egress) { - mask[l3_src_offs + (mt->prefix_len / 8)] = - 0xff - ((1 << (8 - mt->prefix_len % 8)) - 1); + for (tags = 2; tags >= 0; tags--) + { + clib_memset (mask, 0, sizeof (mask)); + /* MAC destination */ + memcpy (&mask[0], mt->mac_mask, 6); + l3_dst_offs = tags * 4 + get_l3_dst_offset (is6); + switch (tags) + { + case 0: + default: + clib_memset (&mask[12], 0xff, 2); /* ethernet protocol */ + out_last_tag_table = &mt->out_table_index; + break; + case 1: + clib_memset (&mask[12], 0xff, 2); /* VLAN tag1 */ + clib_memset (&mask[16], 0xff, 2); /* ethernet protocol */ + out_last_tag_table = &mt->out_dot1q_table_index; + break; + case 2: + clib_memset (&mask[12], 0xff, 2); /* VLAN tag1 */ + clib_memset (&mask[16], 0xff, 2); /* VLAN tag2 */ + clib_memset (&mask[20], 0xff, 2); /* ethernet protocol */ + out_last_tag_table = &mt->out_dot1ad_table_index; + break; + } + for (i = 0; i < (mt->prefix_len / 8); i++) + { + mask[l3_dst_offs + i] = 0xff; + } + if (mt->prefix_len % 8) + { + mask[l3_dst_offs + (mt->prefix_len / 8)] = + 0xff - ((1 << (8 - mt->prefix_len % 8)) - 1); + } + /* + * Round-up the number of bytes needed to store the prefix, + * and round up the number of vectors too + */ + mask_len = ((l3_dst_offs + ((mt->prefix_len + 7) / 8) + + (sizeof (u32x4) - + 1)) / sizeof (u32x4)) * sizeof (u32x4); + acl_classify_add_del_table_small (cm, mask, mask_len, + out_last_table, + (~0 == out_last_table) ? 0 : ~0, + out_last_tag_table, 1); + out_last_table = *out_last_tag_table; + } } - /* - * Round-up the number of bytes needed to store the prefix, - * and round up the number of vectors too - */ - mask_len = ((l3_src_offs + ((mt->prefix_len+7) / 8) + - (sizeof (u32x4)-1))/sizeof(u32x4)) * sizeof (u32x4); - acl_classify_add_del_table_small (cm, mask, mask_len, last_table, - (~0 == last_table) ? 0 : ~0, &mt->table_index, - 1); - last_table = mt->table_index; } a->ip4_table_index = last_table; a->ip6_table_index = last_table; a->l2_table_index = last_table; + a->out_ip4_table_index = out_last_table; + a->out_ip6_table_index = out_last_table; + a->out_l2_table_index = out_last_table; + /* Populate the classifier tables with rules from the MACIP ACL */ for (i = 0; i < a->count; i++) { u32 action = 0; u32 metadata = 0; int is6 = a->rules[i].is_ipv6; - int l3_src_offs = get_l3_src_offset(is6); - memset (mask, 0, sizeof (mask)); - memcpy (&mask[6], a->rules[i].src_mac, 6); - memset (&mask[12], 0xff, 2); /* ethernet protocol */ - if (is6) - { - memcpy (&mask[l3_src_offs], &a->rules[i].src_ip_addr.ip6, 16); - mask[12] = 0x86; - mask[13] = 0xdd; - } - else - { - memcpy (&mask[l3_src_offs], &a->rules[i].src_ip_addr.ip4, 4); - mask[12] = 0x08; - mask[13] = 0x00; - } + int l3_src_offs; + int l3_dst_offs; + u32 tag_table; + int tags, eth; + match_type_index = macip_find_match_type (mvec, a->rules[i].src_mac_mask, a->rules[i].src_prefixlen, a->rules[i].is_ipv6); - ASSERT(match_type_index != ~0); - /* add session to table mvec[match_type_index].table_index; */ - vnet_classify_add_del_session (cm, mvec[match_type_index].table_index, - mask, a->rules[i].is_permit ? ~0 : 0, i, - 0, action, metadata, 1); + ASSERT (match_type_index != ~0); + + for (tags = 2; tags >= 0; tags--) + { + clib_memset (mask, 0, sizeof (mask)); + l3_src_offs = tags * 4 + get_l3_src_offset (is6); + memcpy (&mask[6], a->rules[i].src_mac, 6); + switch (tags) + { + case 0: + default: + tag_table = mvec[match_type_index].table_index; + eth = 12; + break; + case 1: + tag_table = mvec[match_type_index].dot1q_table_index; + mask[12] = 0x81; + mask[13] = 0x00; + eth = 16; + break; + case 2: + tag_table = mvec[match_type_index].dot1ad_table_index; + mask[12] = 0x88; + mask[13] = 0xa8; + mask[16] = 0x81; + mask[17] = 0x00; + eth = 20; + break; + } + if (is6) + { + memcpy (&mask[l3_src_offs], &a->rules[i].src_ip_addr.ip6, 16); + mask[eth] = 0x86; + mask[eth + 1] = 0xdd; + } + else + { + memcpy (&mask[l3_src_offs], &a->rules[i].src_ip_addr.ip4, 4); + mask[eth] = 0x08; + mask[eth + 1] = 0x00; + } + + /* add session to table mvec[match_type_index].table_index; */ + vnet_classify_add_del_session (cm, tag_table, + mask, a->rules[i].is_permit ? ~0 : 0, + i, 0, action, metadata, 1); + clib_memset (&mask[12], 0, sizeof (mask) - 12); + } + /* add ARP table entry too */ if (!is6 && (mvec[match_type_index].arp_table_index != ~0)) - { - memset (mask, 0, sizeof (mask)); - memcpy (&mask[6], a->rules[i].src_mac, 6); - mask[12] = 0x08; - mask[13] = 0x06; - memcpy (&mask[14 + 8], a->rules[i].src_mac, 6); - memcpy (&mask[14 + 14], &a->rules[i].src_ip_addr.ip4, 4); - vnet_classify_add_del_session (cm, mvec[match_type_index].arp_table_index, - mask, a->rules[i].is_permit ? ~0 : 0, i, - 0, action, metadata, 1); - } + { + clib_memset (mask, 0, sizeof (mask)); + memcpy (&mask[6], a->rules[i].src_mac, 6); + + for (tags = 2; tags >= 0; tags--) + { + switch (tags) + { + case 0: + default: + tag_table = mvec[match_type_index].arp_table_index; + mask[12] = 0x08; + mask[13] = 0x06; + l3_src_offs = 14; + break; + case 1: + tag_table = mvec[match_type_index].arp_dot1q_table_index; + mask[12] = 0x81; + mask[13] = 0x00; + mask[16] = 0x08; + mask[17] = 0x06; + l3_src_offs = 18; + break; + case 2: + tag_table = mvec[match_type_index].arp_dot1ad_table_index; + mask[12] = 0x88; + mask[13] = 0xa8; + mask[16] = 0x81; + mask[17] = 0x00; + mask[20] = 0x08; + mask[21] = 0x06; + l3_src_offs = 22; + break; + } + + memcpy (&mask[l3_src_offs + 8], a->rules[i].src_mac, 6); + memcpy (&mask[l3_src_offs + 14], &a->rules[i].src_ip_addr.ip4, + 4); + vnet_classify_add_del_session (cm, tag_table, mask, + a->rules[i].is_permit ? ~0 : 0, + i, 0, action, metadata, 1); + } + } + if (macip_permit_also_egress (a->rules[i].is_permit)) + { + /* Add the egress entry with destination set */ + for (tags = 2; tags >= 0; tags--) + { + clib_memset (mask, 0, sizeof (mask)); + l3_dst_offs = tags * 4 + get_l3_dst_offset (is6); + /* src mac in the other direction becomes dst */ + memcpy (&mask[0], a->rules[i].src_mac, 6); + switch (tags) + { + case 0: + default: + tag_table = mvec[match_type_index].out_table_index; + eth = 12; + break; + case 1: + tag_table = mvec[match_type_index].out_dot1q_table_index; + mask[12] = 0x81; + mask[13] = 0x00; + eth = 16; + break; + case 2: + tag_table = mvec[match_type_index].out_dot1ad_table_index; + mask[12] = 0x88; + mask[13] = 0xa8; + mask[16] = 0x81; + mask[17] = 0x00; + eth = 20; + break; + } + if (is6) + { + memcpy (&mask[l3_dst_offs], &a->rules[i].src_ip_addr.ip6, + 16); + mask[eth] = 0x86; + mask[eth + 1] = 0xdd; + } + else + { + memcpy (&mask[l3_dst_offs], &a->rules[i].src_ip_addr.ip4, + 4); + mask[eth] = 0x08; + mask[eth + 1] = 0x00; + } + + /* add session to table mvec[match_type_index].table_index; */ + vnet_classify_add_del_session (cm, tag_table, + mask, + a->rules[i].is_permit ? ~0 : 0, + i, 0, action, metadata, 1); + // clib_memset (&mask[12], 0, sizeof (mask) - 12); + } + + /* add ARP table entry too */ + if (!is6 && (mvec[match_type_index].out_arp_table_index != ~0)) + { + for (tags = 2; tags >= 0; tags--) + { + clib_memset (mask, 0, sizeof (mask)); + switch (tags) + { + case 0: + default: + tag_table = mvec[match_type_index].out_arp_table_index; + mask[12] = 0x08; + mask[13] = 0x06; + break; + case 1: + tag_table = + mvec[match_type_index].out_arp_dot1q_table_index; + mask[12] = 0x81; + mask[13] = 0x00; + mask[16] = 0x08; + mask[17] = 0x06; + break; + case 2: + tag_table = + mvec[match_type_index].out_arp_dot1ad_table_index; + mask[12] = 0x88; + mask[13] = 0xa8; + mask[16] = 0x81; + mask[17] = 0x00; + mask[20] = 0x08; + mask[21] = 0x06; + break; + } + + vnet_classify_add_del_session (cm, tag_table, + mask, + a-> + rules[i].is_permit ? ~0 : 0, + i, 0, action, metadata, 1); + } + } + } } return 0; } @@ -1130,19 +1552,67 @@ macip_destroy_classify_tables (acl_main_t * am, u32 macip_acl_index) if (a->ip4_table_index != ~0) { - acl_classify_add_del_table_small (cm, 0, ~0, ~0, ~0, &a->ip4_table_index, 0); + acl_classify_add_del_table_small (cm, 0, ~0, ~0, ~0, + &a->ip4_table_index, 0); a->ip4_table_index = ~0; } if (a->ip6_table_index != ~0) { - acl_classify_add_del_table_small (cm, 0, ~0, ~0, ~0, &a->ip6_table_index, 0); + acl_classify_add_del_table_small (cm, 0, ~0, ~0, ~0, + &a->ip6_table_index, 0); a->ip6_table_index = ~0; } if (a->l2_table_index != ~0) { - acl_classify_add_del_table_small (cm, 0, ~0, ~0, ~0, &a->l2_table_index, 0); + acl_classify_add_del_table_small (cm, 0, ~0, ~0, ~0, &a->l2_table_index, + 0); a->l2_table_index = ~0; } + if (a->out_ip4_table_index != ~0) + { + acl_classify_add_del_table_small (cm, 0, ~0, ~0, ~0, + &a->out_ip4_table_index, 0); + a->out_ip4_table_index = ~0; + } + if (a->out_ip6_table_index != ~0) + { + acl_classify_add_del_table_small (cm, 0, ~0, ~0, ~0, + &a->out_ip6_table_index, 0); + a->out_ip6_table_index = ~0; + } + if (a->out_l2_table_index != ~0) + { + acl_classify_add_del_table_small (cm, 0, ~0, ~0, ~0, + &a->out_l2_table_index, 0); + a->out_l2_table_index = ~0; + } +} + +static int +macip_maybe_apply_unapply_classifier_tables (acl_main_t * am, u32 acl_index, + int is_apply) +{ + int rv = 0; + int rv0 = 0; + int i; + macip_acl_list_t *a = pool_elt_at_index (am->macip_acls, acl_index); + + for (i = 0; i < vec_len (am->macip_acl_by_sw_if_index); i++) + if (vec_elt (am->macip_acl_by_sw_if_index, i) == acl_index) + { + rv0 = vnet_set_input_acl_intfc (am->vlib_main, i, a->ip4_table_index, + a->ip6_table_index, a->l2_table_index, + is_apply); + /* return the first unhappy outcome but make try to plough through. */ + rv = rv || rv0; + rv0 = + vnet_set_output_acl_intfc (am->vlib_main, i, a->out_ip4_table_index, + a->out_ip6_table_index, + a->out_l2_table_index, is_apply); + /* return the first unhappy outcome but make try to plough through. */ + rv = rv || rv0; + } + return rv; } static int @@ -1154,25 +1624,34 @@ macip_acl_add_list (u32 count, vl_api_macip_acl_rule_t rules[], macip_acl_rule_t *r; macip_acl_rule_t *acl_new_rules = 0; int i; + int rv = 0; if (*acl_list_index != ~0) { /* They supplied some number, let's see if this MACIP ACL exists */ if (pool_is_free_index (am->macip_acls, *acl_list_index)) - { - /* tried to replace a non-existent ACL, no point doing anything */ - clib_warning("acl-plugin-error: Trying to replace nonexistent MACIP ACL %d (tag %s)", *acl_list_index, tag); - return -1; - } + { + /* tried to replace a non-existent ACL, no point doing anything */ + clib_warning + ("acl-plugin-error: Trying to replace nonexistent MACIP ACL %d (tag %s)", + *acl_list_index, tag); + return VNET_API_ERROR_NO_SUCH_ENTRY; + } } - if (0 == count) { - clib_warning("acl-plugin-warning: Trying to create empty MACIP ACL (tag %s)", tag); - } - void *oldheap = acl_set_heap(am); + if (0 == count) + { + clib_warning + ("acl-plugin-warning: Trying to create empty MACIP ACL (tag %s)", + tag); + } + /* if replacing the ACL, unapply the classifier tables first - they will be gone.. */ + if (~0 != *acl_list_index) + rv = macip_maybe_apply_unapply_classifier_tables (am, *acl_list_index, 0); + void *oldheap = acl_set_heap (am); /* Create and populate the rules */ if (count > 0) - vec_validate(acl_new_rules, count-1); + vec_validate (acl_new_rules, count - 1); for (i = 0; i < count; i++) { @@ -1181,10 +1660,10 @@ macip_acl_add_list (u32 count, vl_api_macip_acl_rule_t rules[], r->is_ipv6 = rules[i].is_ipv6; memcpy (&r->src_mac, rules[i].src_mac, 6); memcpy (&r->src_mac_mask, rules[i].src_mac_mask, 6); - if(rules[i].is_ipv6) - memcpy (&r->src_ip_addr.ip6, rules[i].src_ip_addr, 16); + if (rules[i].is_ipv6) + memcpy (&r->src_ip_addr.ip6, rules[i].src_ip_addr, 16); else - memcpy (&r->src_ip_addr.ip4, rules[i].src_ip_addr, 4); + memcpy (&r->src_ip_addr.ip4, rules[i].src_ip_addr, 4); r->src_prefixlen = rules[i].src_ip_prefix_len; } @@ -1192,7 +1671,7 @@ macip_acl_add_list (u32 count, vl_api_macip_acl_rule_t rules[], { /* Get ACL index */ pool_get_aligned (am->macip_acls, a, CLIB_CACHE_LINE_BYTES); - memset (a, 0, sizeof (*a)); + clib_memset (a, 0, sizeof (*a)); /* Will return the newly allocated ACL index */ *acl_list_index = a - am->macip_acls; } @@ -1200,9 +1679,9 @@ macip_acl_add_list (u32 count, vl_api_macip_acl_rule_t rules[], { a = pool_elt_at_index (am->macip_acls, *acl_list_index); if (a->rules) - { - vec_free (a->rules); - } + { + vec_free (a->rules); + } macip_destroy_classify_tables (am, *acl_list_index); } @@ -1210,14 +1689,21 @@ macip_acl_add_list (u32 count, vl_api_macip_acl_rule_t rules[], a->count = count; memcpy (a->tag, tag, sizeof (a->tag)); - /* Create and populate the classifer tables */ + /* Create and populate the classifier tables */ macip_create_classify_tables (am, *acl_list_index); clib_mem_set_heap (oldheap); - return 0; + /* If the ACL was already applied somewhere, reapply the newly created tables */ + rv = rv + || macip_maybe_apply_unapply_classifier_tables (am, *acl_list_index, 1); + return rv; } - -/* No check for validity of sw_if_index - the callers were supposed to validate */ +/* No check that sw_if_index denotes a valid interface - the callers + * were supposed to validate. + * + * That said, if sw_if_index corresponds to an interface that exists at all, + * this function must return errors accordingly if the ACL is not applied. + */ static int macip_acl_interface_del_acl (acl_main_t * am, u32 sw_if_index) @@ -1225,20 +1711,32 @@ macip_acl_interface_del_acl (acl_main_t * am, u32 sw_if_index) int rv; u32 macip_acl_index; macip_acl_list_t *a; - void *oldheap = acl_set_heap(am); - vec_validate_init_empty (am->macip_acl_by_sw_if_index, sw_if_index, ~0); - clib_mem_set_heap (oldheap); + + /* The vector is too short - MACIP ACL is not applied */ + if (sw_if_index >= vec_len (am->macip_acl_by_sw_if_index)) + return VNET_API_ERROR_NO_SUCH_ENTRY; + macip_acl_index = am->macip_acl_by_sw_if_index[sw_if_index]; /* No point in deleting MACIP ACL which is not applied */ if (~0 == macip_acl_index) - return -1; + return VNET_API_ERROR_NO_SUCH_ENTRY; + a = pool_elt_at_index (am->macip_acls, macip_acl_index); /* remove the classifier tables off the interface L2 ACL */ rv = vnet_set_input_acl_intfc (am->vlib_main, sw_if_index, a->ip4_table_index, a->ip6_table_index, a->l2_table_index, 0); + rv |= + vnet_set_output_acl_intfc (am->vlib_main, sw_if_index, + a->out_ip4_table_index, a->out_ip6_table_index, + a->out_l2_table_index, 0); /* Unset the MACIP ACL index */ am->macip_acl_by_sw_if_index[sw_if_index] = ~0; + /* macip_acl_interface_add_acl did a vec_add1() to this previously, so [sw_if_index] should be valid */ + u32 index = vec_search (am->sw_if_index_vec_by_macip_acl[macip_acl_index], + sw_if_index); + if (index != ~0) + vec_del1 (am->sw_if_index_vec_by_macip_acl[macip_acl_index], index); return rv; } @@ -1252,21 +1750,27 @@ macip_acl_interface_add_acl (acl_main_t * am, u32 sw_if_index, int rv; if (pool_is_free_index (am->macip_acls, macip_acl_index)) { - return -1; + return VNET_API_ERROR_NO_SUCH_ENTRY; } - void *oldheap = acl_set_heap(am); + void *oldheap = acl_set_heap (am); a = pool_elt_at_index (am->macip_acls, macip_acl_index); vec_validate_init_empty (am->macip_acl_by_sw_if_index, sw_if_index, ~0); + vec_validate (am->sw_if_index_vec_by_macip_acl, macip_acl_index); + vec_add1 (am->sw_if_index_vec_by_macip_acl[macip_acl_index], sw_if_index); clib_mem_set_heap (oldheap); /* If there already a MACIP ACL applied, unapply it */ if (~0 != am->macip_acl_by_sw_if_index[sw_if_index]) - macip_acl_interface_del_acl(am, sw_if_index); + macip_acl_interface_del_acl (am, sw_if_index); am->macip_acl_by_sw_if_index[sw_if_index] = macip_acl_index; /* Apply the classifier tables for L2 ACLs */ rv = vnet_set_input_acl_intfc (am->vlib_main, sw_if_index, a->ip4_table_index, a->ip6_table_index, a->l2_table_index, 1); + rv |= + vnet_set_output_acl_intfc (am->vlib_main, sw_if_index, + a->out_ip4_table_index, a->out_ip6_table_index, + a->out_l2_table_index, 1); return rv; } @@ -1278,7 +1782,7 @@ macip_acl_del_list (u32 acl_list_index) int i; if (pool_is_free_index (am->macip_acls, acl_list_index)) { - return -1; + return VNET_API_ERROR_NO_SUCH_ENTRY; } /* delete any references to the ACL */ @@ -1290,7 +1794,7 @@ macip_acl_del_list (u32 acl_list_index) } } - void *oldheap = acl_set_heap(am); + void *oldheap = acl_set_heap (am); /* Now that classifier tables are detached, clean them up */ macip_destroy_classify_tables (am, acl_list_index); @@ -1339,16 +1843,20 @@ macip_acl_interface_add_del_acl (u32 sw_if_index, u8 is_add, * so we might as well yell. * */ -static int verify_message_len(void *mp, u32 expected_len, char *where) +static int +verify_message_len (void *mp, u32 expected_len, char *where) { u32 supplied_len = vl_msg_api_get_msg_length (mp); - if (supplied_len < expected_len) { - clib_warning("%s: Supplied message length %d is less than expected %d", - where, supplied_len, expected_len); + if (supplied_len < expected_len) + { + clib_warning ("%s: Supplied message length %d is less than expected %d", + where, supplied_len, expected_len); return 0; - } else { + } + else + { return 1; - } + } } /* API message handler */ @@ -1360,13 +1868,16 @@ vl_api_acl_add_replace_t_handler (vl_api_acl_add_replace_t * mp) int rv; u32 acl_list_index = ntohl (mp->acl_index); u32 acl_count = ntohl (mp->count); - u32 expected_len = sizeof(*mp) + acl_count*sizeof(mp->r[0]); + u32 expected_len = sizeof (*mp) + acl_count * sizeof (mp->r[0]); - if (verify_message_len(mp, expected_len, "acl_add_replace")) { + if (verify_message_len (mp, expected_len, "acl_add_replace")) + { rv = acl_add_list (acl_count, mp->r, &acl_list_index, mp->tag); - } else { + } + else + { rv = VNET_API_ERROR_INVALID_VALUE; - } + } /* *INDENT-OFF* */ REPLY_MACRO2(VL_API_ACL_ADD_REPLACE_REPLY, @@ -1397,18 +1908,18 @@ vl_api_acl_interface_add_del_t_handler (vl_api_acl_interface_add_del_t * mp) vl_api_acl_interface_add_del_reply_t *rmp; int rv = -1; - if (pool_is_free_index(im->sw_interfaces, sw_if_index)) + if (pool_is_free_index (im->sw_interfaces, sw_if_index)) rv = VNET_API_ERROR_INVALID_SW_IF_INDEX; else rv = acl_interface_add_del_inout_acl (sw_if_index, mp->is_add, - mp->is_input, ntohl (mp->acl_index)); + mp->is_input, ntohl (mp->acl_index)); REPLY_MACRO (VL_API_ACL_INTERFACE_ADD_DEL_REPLY); } static void -vl_api_acl_interface_set_acl_list_t_handler + vl_api_acl_interface_set_acl_list_t_handler (vl_api_acl_interface_set_acl_list_t * mp) { acl_main_t *am = &acl_main; @@ -1418,38 +1929,53 @@ vl_api_acl_interface_set_acl_list_t_handler vnet_interface_main_t *im = &am->vnet_main->interface_main; u32 sw_if_index = ntohl (mp->sw_if_index); - if (pool_is_free_index(im->sw_interfaces, sw_if_index)) + if (pool_is_free_index (im->sw_interfaces, sw_if_index)) rv = VNET_API_ERROR_INVALID_SW_IF_INDEX; else { - acl_interface_reset_inout_acls (sw_if_index, 0); - acl_interface_reset_inout_acls (sw_if_index, 1); - + int may_clear_sessions = 1; for (i = 0; i < mp->count; i++) - { - if(acl_is_not_defined(am, ntohl (mp->acls[i]))) { - /* ACL does not exist, so we can not apply it */ - rv = -1; - } - } - if (0 == rv) { - for (i = 0; i < mp->count; i++) - { - acl_interface_add_del_inout_acl (sw_if_index, 1, (i < mp->n_input), - ntohl (mp->acls[i])); - } - } - } - - REPLY_MACRO (VL_API_ACL_INTERFACE_SET_ACL_LIST_REPLY); -} + { + if (acl_is_not_defined (am, ntohl (mp->acls[i]))) + { + /* ACL does not exist, so we can not apply it */ + rv = VNET_API_ERROR_NO_SUCH_ENTRY; + } + } + if (0 == rv) + { + void *oldheap = acl_set_heap (am); + + u32 *in_acl_vec = 0; + u32 *out_acl_vec = 0; + for (i = 0; i < mp->count; i++) + if (i < mp->n_input) + vec_add1 (in_acl_vec, clib_net_to_host_u32 (mp->acls[i])); + else + vec_add1 (out_acl_vec, clib_net_to_host_u32 (mp->acls[i])); + + rv = + acl_interface_set_inout_acl_list (am, sw_if_index, 0, out_acl_vec, + &may_clear_sessions); + rv = rv + || acl_interface_set_inout_acl_list (am, sw_if_index, 1, + in_acl_vec, + &may_clear_sessions); + vec_free (in_acl_vec); + vec_free (out_acl_vec); + clib_mem_set_heap (oldheap); + } + } + + REPLY_MACRO (VL_API_ACL_INTERFACE_SET_ACL_LIST_REPLY); +} static void copy_acl_rule_to_api_rule (vl_api_acl_rule_t * api_rule, acl_rule_t * r) { api_rule->is_permit = r->is_permit; api_rule->is_ipv6 = r->is_ipv6; - if(r->is_ipv6) + if (r->is_ipv6) { memcpy (api_rule->src_ip_addr, &r->src, sizeof (r->src)); memcpy (api_rule->dst_ip_addr, &r->dst, sizeof (r->dst)); @@ -1471,17 +1997,17 @@ copy_acl_rule_to_api_rule (vl_api_acl_rule_t * api_rule, acl_rule_t * r) } static void -send_acl_details (acl_main_t * am, unix_shared_memory_queue_t * q, +send_acl_details (acl_main_t * am, vl_api_registration_t * reg, acl_list_t * acl, u32 context) { vl_api_acl_details_t *mp; vl_api_acl_rule_t *rules; int i; int msg_size = sizeof (*mp) + sizeof (mp->r[0]) * acl->count; - void *oldheap = acl_set_heap(am); + void *oldheap = acl_set_heap (am); mp = vl_msg_api_alloc (msg_size); - memset (mp, 0, msg_size); + clib_memset (mp, 0, msg_size); mp->_vl_msg_id = ntohs (VL_API_ACL_DETAILS + am->msg_id_base); /* fill in the message */ @@ -1497,7 +2023,7 @@ send_acl_details (acl_main_t * am, unix_shared_memory_queue_t * q, } clib_mem_set_heap (oldheap); - vl_msg_api_send_shmem (q, (u8 *) & mp); + vl_api_send_msg (reg, (u8 *) mp); } @@ -1507,15 +2033,12 @@ vl_api_acl_dump_t_handler (vl_api_acl_dump_t * mp) acl_main_t *am = &acl_main; u32 acl_index; acl_list_t *acl; - int rv = -1; - unix_shared_memory_queue_t *q; + vl_api_registration_t *reg; - q = vl_api_client_index_to_input_queue (mp->client_index); - if (q == 0) - { - return; - } + reg = vl_api_client_index_to_registration (mp->client_index); + if (!reg) + return; if (mp->acl_index == ~0) { @@ -1523,7 +2046,7 @@ vl_api_acl_dump_t_handler (vl_api_acl_dump_t * mp) /* Just dump all ACLs */ pool_foreach (acl, am->acls, ({ - send_acl_details(am, q, acl, mp->context); + send_acl_details(am, reg, acl, mp->context); })); /* *INDENT-ON* */ } @@ -1531,10 +2054,10 @@ vl_api_acl_dump_t_handler (vl_api_acl_dump_t * mp) { acl_index = ntohl (mp->acl_index); if (!pool_is_free_index (am->acls, acl_index)) - { - acl = pool_elt_at_index (am->acls, acl_index); - send_acl_details (am, q, acl, mp->context); - } + { + acl = pool_elt_at_index (am->acls, acl_index); + send_acl_details (am, reg, acl, mp->context); + } } if (rv == -1) @@ -1546,7 +2069,7 @@ vl_api_acl_dump_t_handler (vl_api_acl_dump_t * mp) static void send_acl_interface_list_details (acl_main_t * am, - unix_shared_memory_queue_t * q, + vl_api_registration_t * reg, u32 sw_if_index, u32 context) { vl_api_acl_interface_list_details_t *mp; @@ -1555,11 +2078,13 @@ send_acl_interface_list_details (acl_main_t * am, int n_output; int count; int i = 0; - void *oldheap = acl_set_heap(am); + void *oldheap = acl_set_heap (am); vec_validate (am->input_acl_vec_by_sw_if_index, sw_if_index); vec_validate (am->output_acl_vec_by_sw_if_index, sw_if_index); + clib_mem_set_heap (oldheap); + n_input = vec_len (am->input_acl_vec_by_sw_if_index[sw_if_index]); n_output = vec_len (am->output_acl_vec_by_sw_if_index[sw_if_index]); count = n_input + n_output; @@ -1568,7 +2093,7 @@ send_acl_interface_list_details (acl_main_t * am, msg_size += sizeof (mp->acls[0]) * count; mp = vl_msg_api_alloc (msg_size); - memset (mp, 0, msg_size); + clib_memset (mp, 0, msg_size); mp->_vl_msg_id = ntohs (VL_API_ACL_INTERFACE_LIST_DETAILS + am->msg_id_base); @@ -1586,8 +2111,7 @@ send_acl_interface_list_details (acl_main_t * am, mp->acls[n_input + i] = htonl (am->output_acl_vec_by_sw_if_index[sw_if_index][i]); } - clib_mem_set_heap (oldheap); - vl_msg_api_send_shmem (q, (u8 *) & mp); + vl_api_send_msg (reg, (u8 *) mp); } static void @@ -1599,28 +2123,26 @@ vl_api_acl_interface_list_dump_t_handler (vl_api_acl_interface_list_dump_t * vnet_interface_main_t *im = &am->vnet_main->interface_main; u32 sw_if_index; - unix_shared_memory_queue_t *q; + vl_api_registration_t *reg; - q = vl_api_client_index_to_input_queue (mp->client_index); - if (q == 0) - { - return; - } + reg = vl_api_client_index_to_registration (mp->client_index); + if (!reg) + return; if (mp->sw_if_index == ~0) { /* *INDENT-OFF* */ pool_foreach (swif, im->sw_interfaces, ({ - send_acl_interface_list_details(am, q, swif->sw_if_index, mp->context); + send_acl_interface_list_details(am, reg, swif->sw_if_index, mp->context); })); /* *INDENT-ON* */ } else { sw_if_index = ntohl (mp->sw_if_index); - if (!pool_is_free_index(im->sw_interfaces, sw_if_index)) - send_acl_interface_list_details (am, q, sw_if_index, mp->context); + if (!pool_is_free_index (im->sw_interfaces, sw_if_index)) + send_acl_interface_list_details (am, reg, sw_if_index, mp->context); } } @@ -1634,13 +2156,16 @@ vl_api_macip_acl_add_t_handler (vl_api_macip_acl_add_t * mp) int rv; u32 acl_list_index = ~0; u32 acl_count = ntohl (mp->count); - u32 expected_len = sizeof(*mp) + acl_count*sizeof(mp->r[0]); + u32 expected_len = sizeof (*mp) + acl_count * sizeof (mp->r[0]); - if (verify_message_len(mp, expected_len, "macip_acl_add")) { + if (verify_message_len (mp, expected_len, "macip_acl_add")) + { rv = macip_acl_add_list (acl_count, mp->r, &acl_list_index, mp->tag); - } else { + } + else + { rv = VNET_API_ERROR_INVALID_VALUE; - } + } /* *INDENT-OFF* */ REPLY_MACRO2(VL_API_MACIP_ACL_ADD_REPLY, @@ -1658,13 +2183,16 @@ vl_api_macip_acl_add_replace_t_handler (vl_api_macip_acl_add_replace_t * mp) int rv; u32 acl_list_index = ntohl (mp->acl_index); u32 acl_count = ntohl (mp->count); - u32 expected_len = sizeof(*mp) + acl_count*sizeof(mp->r[0]); + u32 expected_len = sizeof (*mp) + acl_count * sizeof (mp->r[0]); - if (verify_message_len(mp, expected_len, "macip_acl_add_replace")) { + if (verify_message_len (mp, expected_len, "macip_acl_add_replace")) + { rv = macip_acl_add_list (acl_count, mp->r, &acl_list_index, mp->tag); - } else { + } + else + { rv = VNET_API_ERROR_INVALID_VALUE; - } + } /* *INDENT-OFF* */ REPLY_MACRO2(VL_API_MACIP_ACL_ADD_REPLACE_REPLY, @@ -1687,7 +2215,7 @@ vl_api_macip_acl_del_t_handler (vl_api_macip_acl_del_t * mp) } static void -vl_api_macip_acl_interface_add_del_t_handler + vl_api_macip_acl_interface_add_del_t_handler (vl_api_macip_acl_interface_add_del_t * mp) { acl_main_t *am = &acl_main; @@ -1696,18 +2224,18 @@ vl_api_macip_acl_interface_add_del_t_handler vnet_interface_main_t *im = &am->vnet_main->interface_main; u32 sw_if_index = ntohl (mp->sw_if_index); - if (pool_is_free_index(im->sw_interfaces, sw_if_index)) + if (pool_is_free_index (im->sw_interfaces, sw_if_index)) rv = VNET_API_ERROR_INVALID_SW_IF_INDEX; else rv = macip_acl_interface_add_del_acl (ntohl (mp->sw_if_index), mp->is_add, - ntohl (mp->acl_index)); + ntohl (mp->acl_index)); REPLY_MACRO (VL_API_MACIP_ACL_INTERFACE_ADD_DEL_REPLY); } static void -send_macip_acl_details (acl_main_t * am, unix_shared_memory_queue_t * q, +send_macip_acl_details (acl_main_t * am, vl_api_registration_t * reg, macip_acl_list_t * acl, u32 context) { vl_api_macip_acl_details_t *mp; @@ -1717,7 +2245,7 @@ send_macip_acl_details (acl_main_t * am, unix_shared_memory_queue_t * q, int msg_size = sizeof (*mp) + (acl ? sizeof (mp->r[0]) * acl->count : 0); mp = vl_msg_api_alloc (msg_size); - memset (mp, 0, msg_size); + clib_memset (mp, 0, msg_size); mp->_vl_msg_id = ntohs (VL_API_MACIP_ACL_DETAILS + am->msg_id_base); /* fill in the message */ @@ -1736,12 +2264,12 @@ send_macip_acl_details (acl_main_t * am, unix_shared_memory_queue_t * q, memcpy (rules[i].src_mac, &r->src_mac, sizeof (r->src_mac)); memcpy (rules[i].src_mac_mask, &r->src_mac_mask, sizeof (r->src_mac_mask)); - if (r->is_ipv6) - memcpy (rules[i].src_ip_addr, &r->src_ip_addr.ip6, - sizeof (r->src_ip_addr.ip6)); - else - memcpy (rules[i].src_ip_addr, &r->src_ip_addr.ip4, - sizeof (r->src_ip_addr.ip4)); + if (r->is_ipv6) + memcpy (rules[i].src_ip_addr, &r->src_ip_addr.ip6, + sizeof (r->src_ip_addr.ip6)); + else + memcpy (rules[i].src_ip_addr, &r->src_ip_addr.ip4, + sizeof (r->src_ip_addr.ip4)); rules[i].src_ip_prefix_len = r->src_prefixlen; } } @@ -1752,7 +2280,7 @@ send_macip_acl_details (acl_main_t * am, unix_shared_memory_queue_t * q, mp->count = 0; } - vl_msg_api_send_shmem (q, (u8 *) & mp); + vl_api_send_msg (reg, (u8 *) mp); } @@ -1762,22 +2290,21 @@ vl_api_macip_acl_dump_t_handler (vl_api_macip_acl_dump_t * mp) acl_main_t *am = &acl_main; macip_acl_list_t *acl; - unix_shared_memory_queue_t *q; + vl_api_registration_t *reg; - q = vl_api_client_index_to_input_queue (mp->client_index); - if (q == 0) - { - return; - } + reg = vl_api_client_index_to_registration (mp->client_index); + if (!reg) + return; if (mp->acl_index == ~0) { /* Just dump all ACLs for now, with sw_if_index = ~0 */ pool_foreach (acl, am->macip_acls, ( { - send_macip_acl_details (am, q, acl, - mp-> - context);} + send_macip_acl_details (am, reg, + acl, + mp->context); + } )); /* *INDENT-ON* */ } @@ -1785,10 +2312,10 @@ vl_api_macip_acl_dump_t_handler (vl_api_macip_acl_dump_t * mp) { u32 acl_index = ntohl (mp->acl_index); if (!pool_is_free_index (am->macip_acls, acl_index)) - { - acl = pool_elt_at_index (am->macip_acls, acl_index); - send_macip_acl_details (am, q, acl, mp->context); - } + { + acl = pool_elt_at_index (am->macip_acls, acl_index); + send_macip_acl_details (am, reg, acl, mp->context); + } } } @@ -1800,17 +2327,15 @@ vl_api_macip_acl_interface_get_t_handler (vl_api_macip_acl_interface_get_t * vl_api_macip_acl_interface_get_reply_t *rmp; u32 count = vec_len (am->macip_acl_by_sw_if_index); int msg_size = sizeof (*rmp) + sizeof (rmp->acls[0]) * count; - unix_shared_memory_queue_t *q; + vl_api_registration_t *reg; int i; - q = vl_api_client_index_to_input_queue (mp->client_index); - if (q == 0) - { - return; - } + reg = vl_api_client_index_to_registration (mp->client_index); + if (!reg) + return; rmp = vl_msg_api_alloc (msg_size); - memset (rmp, 0, msg_size); + clib_memset (rmp, 0, msg_size); rmp->_vl_msg_id = ntohs (VL_API_MACIP_ACL_INTERFACE_GET_REPLY + am->msg_id_base); rmp->context = mp->context; @@ -1820,23 +2345,23 @@ vl_api_macip_acl_interface_get_t_handler (vl_api_macip_acl_interface_get_t * rmp->acls[i] = htonl (am->macip_acl_by_sw_if_index[i]); } - vl_msg_api_send_shmem (q, (u8 *) & rmp); + vl_api_send_msg (reg, (u8 *) rmp); } static void send_macip_acl_interface_list_details (acl_main_t * am, - unix_shared_memory_queue_t * q, - u32 sw_if_index, - u32 acl_index, - u32 context) + vl_api_registration_t * reg, + u32 sw_if_index, + u32 acl_index, u32 context) { vl_api_macip_acl_interface_list_details_t *rmp; /* at this time there is only ever 1 mac ip acl per interface */ int msg_size = sizeof (*rmp) + sizeof (rmp->acls[0]); rmp = vl_msg_api_alloc (msg_size); - memset (rmp, 0, msg_size); - rmp->_vl_msg_id = ntohs (VL_API_MACIP_ACL_INTERFACE_LIST_DETAILS + am->msg_id_base); + clib_memset (rmp, 0, msg_size); + rmp->_vl_msg_id = + ntohs (VL_API_MACIP_ACL_INTERFACE_LIST_DETAILS + am->msg_id_base); /* fill in the message */ rmp->context = context; @@ -1844,45 +2369,169 @@ send_macip_acl_interface_list_details (acl_main_t * am, rmp->sw_if_index = htonl (sw_if_index); rmp->acls[0] = htonl (acl_index); - vl_msg_api_send_shmem (q, (u8 *) & rmp); + vl_api_send_msg (reg, (u8 *) rmp); } static void -vl_api_macip_acl_interface_list_dump_t_handler (vl_api_macip_acl_interface_list_dump_t *mp) + vl_api_macip_acl_interface_list_dump_t_handler + (vl_api_macip_acl_interface_list_dump_t * mp) { - unix_shared_memory_queue_t *q; + vl_api_registration_t *reg; acl_main_t *am = &acl_main; u32 sw_if_index = ntohl (mp->sw_if_index); - q = vl_api_client_index_to_input_queue (mp->client_index); - if (q == 0) + reg = vl_api_client_index_to_registration (mp->client_index); + if (!reg) + return; + + if (sw_if_index == ~0) { - return; + vec_foreach_index (sw_if_index, am->macip_acl_by_sw_if_index) + { + if (~0 != am->macip_acl_by_sw_if_index[sw_if_index]) + { + send_macip_acl_interface_list_details (am, reg, sw_if_index, + am->macip_acl_by_sw_if_index + [sw_if_index], + mp->context); + } + } + } + else + { + if (vec_len (am->macip_acl_by_sw_if_index) > sw_if_index) + { + send_macip_acl_interface_list_details (am, reg, sw_if_index, + am->macip_acl_by_sw_if_index + [sw_if_index], mp->context); + } } +} - if (sw_if_index == ~0) +static void + vl_api_acl_interface_set_etype_whitelist_t_handler + (vl_api_acl_interface_set_etype_whitelist_t * mp) +{ + acl_main_t *am = &acl_main; + vl_api_acl_interface_set_etype_whitelist_reply_t *rmp; + int rv = 0; + int i; + vnet_interface_main_t *im = &am->vnet_main->interface_main; + u32 sw_if_index = ntohl (mp->sw_if_index); + u16 *vec_in = 0, *vec_out = 0; + void *oldheap = acl_set_heap (am); + + if (pool_is_free_index (im->sw_interfaces, sw_if_index)) + rv = VNET_API_ERROR_INVALID_SW_IF_INDEX; + else { - vec_foreach_index(sw_if_index, am->macip_acl_by_sw_if_index) - { - if (~0 != am->macip_acl_by_sw_if_index[sw_if_index]) - { - send_macip_acl_interface_list_details(am, q, sw_if_index, - am->macip_acl_by_sw_if_index[sw_if_index], - mp->context); - } - } + for (i = 0; i < mp->count; i++) + { + if (i < mp->n_input) + vec_add1 (vec_in, ntohs (mp->whitelist[i])); + else + vec_add1 (vec_out, ntohs (mp->whitelist[i])); + } + rv = acl_set_etype_whitelists (am, sw_if_index, vec_in, vec_out); + } + + clib_mem_set_heap (oldheap); + REPLY_MACRO (VL_API_ACL_INTERFACE_SET_ETYPE_WHITELIST_REPLY); +} + +static void +send_acl_interface_etype_whitelist_details (acl_main_t * am, + vl_api_registration_t * reg, + u32 sw_if_index, u32 context) +{ + vl_api_acl_interface_etype_whitelist_details_t *mp; + int msg_size; + int n_input = 0; + int n_output = 0; + int count = 0; + int i = 0; + + u16 *whitelist_in = 0; + u16 *whitelist_out = 0; + + if (intf_has_etype_whitelist (am, sw_if_index, 0)) + whitelist_out = + vec_elt (am->output_etype_whitelist_by_sw_if_index, sw_if_index); + + if (intf_has_etype_whitelist (am, sw_if_index, 1)) + whitelist_in = + vec_elt (am->input_etype_whitelist_by_sw_if_index, sw_if_index); + + if ((0 == whitelist_in) && (0 == whitelist_out)) + return; /* nothing to do */ + + void *oldheap = acl_set_heap (am); + + n_input = vec_len (whitelist_in); + n_output = vec_len (whitelist_out); + count = n_input + n_output; + + msg_size = sizeof (*mp); + msg_size += sizeof (mp->whitelist[0]) * count; + + mp = vl_msg_api_alloc (msg_size); + clib_memset (mp, 0, msg_size); + mp->_vl_msg_id = + ntohs (VL_API_ACL_INTERFACE_ETYPE_WHITELIST_DETAILS + am->msg_id_base); + + /* fill in the message */ + mp->context = context; + mp->sw_if_index = htonl (sw_if_index); + mp->count = count; + mp->n_input = n_input; + for (i = 0; i < n_input; i++) + { + mp->whitelist[i] = htons (whitelist_in[i]); + } + for (i = 0; i < n_output; i++) + { + mp->whitelist[n_input + i] = htons (whitelist_out[i]); + } + clib_mem_set_heap (oldheap); + vl_api_send_msg (reg, (u8 *) mp); +} + + +static void + vl_api_acl_interface_etype_whitelist_dump_t_handler + (vl_api_acl_interface_list_dump_t * mp) +{ + acl_main_t *am = &acl_main; + vnet_sw_interface_t *swif; + vnet_interface_main_t *im = &am->vnet_main->interface_main; + + u32 sw_if_index; + vl_api_registration_t *reg; + + reg = vl_api_client_index_to_registration (mp->client_index); + if (!reg) + return; + + if (mp->sw_if_index == ~0) + { + /* *INDENT-OFF* */ + pool_foreach (swif, im->sw_interfaces, + ({ + send_acl_interface_etype_whitelist_details(am, reg, swif->sw_if_index, mp->context); + })); + /* *INDENT-ON* */ } else { - if (vec_len(am->macip_acl_by_sw_if_index) > sw_if_index) - { - send_macip_acl_interface_list_details(am, q, sw_if_index, - am->macip_acl_by_sw_if_index[sw_if_index], - mp->context); - } + sw_if_index = ntohl (mp->sw_if_index); + if (!pool_is_free_index (im->sw_interfaces, sw_if_index)) + send_acl_interface_etype_whitelist_details (am, reg, sw_if_index, + mp->context); } } + + /* Set up the API message handling tables */ static clib_error_t * acl_plugin_api_hookup (vlib_main_t * vm) @@ -1916,79 +2565,40 @@ setup_message_id_table (acl_main_t * am, api_main_t * apim) } static void -acl_setup_fa_nodes (void) -{ - vlib_main_t *vm = vlib_get_main (); - acl_main_t *am = &acl_main; - vlib_node_t *n, *n4, *n6; - - n = vlib_get_node_by_name (vm, (u8 *) "l2-input-classify"); - n4 = vlib_get_node_by_name (vm, (u8 *) "acl-plugin-in-ip4-l2"); - n6 = vlib_get_node_by_name (vm, (u8 *) "acl-plugin-in-ip6-l2"); - - - am->l2_input_classify_next_acl_ip4 = - vlib_node_add_next_with_slot (vm, n->index, n4->index, ~0); - am->l2_input_classify_next_acl_ip6 = - vlib_node_add_next_with_slot (vm, n->index, n6->index, ~0); - - feat_bitmap_init_next_nodes (vm, n4->index, L2INPUT_N_FEAT, - l2input_get_feat_names (), - am->fa_acl_in_ip4_l2_node_feat_next_node_index); - - feat_bitmap_init_next_nodes (vm, n6->index, L2INPUT_N_FEAT, - l2input_get_feat_names (), - am->fa_acl_in_ip6_l2_node_feat_next_node_index); - - - n = vlib_get_node_by_name (vm, (u8 *) "l2-output-classify"); - n4 = vlib_get_node_by_name (vm, (u8 *) "acl-plugin-out-ip4-l2"); - n6 = vlib_get_node_by_name (vm, (u8 *) "acl-plugin-out-ip6-l2"); - - am->l2_output_classify_next_acl_ip4 = - vlib_node_add_next_with_slot (vm, n->index, n4->index, ~0); - am->l2_output_classify_next_acl_ip6 = - vlib_node_add_next_with_slot (vm, n->index, n6->index, ~0); - - feat_bitmap_init_next_nodes (vm, n4->index, L2OUTPUT_N_FEAT, - l2output_get_feat_names (), - am->fa_acl_out_ip4_l2_node_feat_next_node_index); - - feat_bitmap_init_next_nodes (vm, n6->index, L2OUTPUT_N_FEAT, - l2output_get_feat_names (), - am->fa_acl_out_ip6_l2_node_feat_next_node_index); -} - -static void -acl_set_timeout_sec(int timeout_type, u32 value) +acl_set_timeout_sec (int timeout_type, u32 value) { acl_main_t *am = &acl_main; clib_time_t *ct = &am->vlib_main->clib_time; - if (timeout_type < ACL_N_TIMEOUTS) { - am->session_timeout_sec[timeout_type] = value; - } else { - clib_warning("Unknown timeout type %d", timeout_type); - return; - } - am->session_timeout[timeout_type] = (u64)(((f64)value)/ct->seconds_per_clock); + if (timeout_type < ACL_N_TIMEOUTS) + { + am->session_timeout_sec[timeout_type] = value; + } + else + { + clib_warning ("Unknown timeout type %d", timeout_type); + return; + } + am->session_timeout[timeout_type] = + (u64) (((f64) value) / ct->seconds_per_clock); } static void -acl_set_session_max_entries(u32 value) +acl_set_session_max_entries (u32 value) { acl_main_t *am = &acl_main; am->fa_conn_table_max_entries = value; } static int -acl_set_skip_ipv6_eh(u32 eh, u32 value) +acl_set_skip_ipv6_eh (u32 eh, u32 value) { acl_main_t *am = &acl_main; if ((eh < 256) && (value < 2)) { - am->fa_ipv6_known_eh_bitmap = clib_bitmap_set(am->fa_ipv6_known_eh_bitmap, eh, value); + am->fa_ipv6_known_eh_bitmap = + clib_bitmap_set (am->fa_ipv6_known_eh_bitmap, eh, value); return 1; } else @@ -2000,18 +2610,22 @@ static clib_error_t * acl_sw_interface_add_del (vnet_main_t * vnm, u32 sw_if_index, u32 is_add) { acl_main_t *am = &acl_main; - if (0 == am->acl_mheap) { - /* ACL heap is not initialized, so definitely nothing to do. */ - return 0; - } - if (0 == is_add) { - vlib_process_signal_event (am->vlib_main, am->fa_cleaner_node_index, - ACL_FA_CLEANER_DELETE_BY_SW_IF_INDEX, sw_if_index); - /* also unapply any ACLs in case the users did not do so. */ - macip_acl_interface_del_acl(am, sw_if_index); - acl_interface_reset_inout_acls (sw_if_index, 0); - acl_interface_reset_inout_acls (sw_if_index, 1); - } + if (0 == am->acl_mheap) + { + /* ACL heap is not initialized, so definitely nothing to do. */ + return 0; + } + if (0 == is_add) + { + int may_clear_sessions = 1; + vlib_process_signal_event (am->vlib_main, am->fa_cleaner_node_index, + ACL_FA_CLEANER_DELETE_BY_SW_IF_INDEX, + sw_if_index); + /* also unapply any ACLs in case the users did not do so. */ + macip_acl_interface_del_acl (am, sw_if_index); + acl_interface_reset_inout_acls (sw_if_index, 0, &may_clear_sessions); + acl_interface_reset_inout_acls (sw_if_index, 1, &may_clear_sessions); + } return 0; } @@ -2021,8 +2635,7 @@ VNET_SW_INTERFACE_ADD_DEL_FUNCTION (acl_sw_interface_add_del); static clib_error_t * acl_set_aclplugin_fn (vlib_main_t * vm, - unformat_input_t * input, - vlib_cli_command_t * cmd) + unformat_input_t * input, vlib_cli_command_t * cmd) { clib_error_t *error = 0; u32 timeout = 0; @@ -2031,15 +2644,17 @@ acl_set_aclplugin_fn (vlib_main_t * vm, uword memory_size = 0; acl_main_t *am = &acl_main; - if (unformat (input, "skip-ipv6-extension-header %u %u", &eh_val, &val)) { - if(!acl_set_skip_ipv6_eh(eh_val, val)) { - error = clib_error_return(0, "expecting eh=0..255, value=0..1"); + if (unformat (input, "skip-ipv6-extension-header %u %u", &eh_val, &val)) + { + if (!acl_set_skip_ipv6_eh (eh_val, val)) + { + error = clib_error_return (0, "expecting eh=0..255, value=0..1"); + } + goto done; } - goto done; - } if (unformat (input, "use-hash-acl-matching %u", &val)) { - am->use_hash_acl_matching = (val !=0); + am->use_hash_acl_matching = (val != 0); goto done; } if (unformat (input, "l4-match-nonfirst-fragment %u", &val)) @@ -2047,105 +2662,173 @@ acl_set_aclplugin_fn (vlib_main_t * vm, am->l4_match_nonfirst_fragment = (val != 0); goto done; } - if (unformat (input, "heap")) + if (unformat (input, "reclassify-sessions %u", &val)) { - if (unformat(input, "main")) - { - if (unformat(input, "validate %u", &val)) - acl_plugin_acl_set_validate_heap(am, val); - else if (unformat(input, "trace %u", &val)) - acl_plugin_acl_set_trace_heap(am, val); - goto done; - } - else if (unformat(input, "hash")) - { - if (unformat(input, "validate %u", &val)) - acl_plugin_hash_acl_set_validate_heap(am, val); - else if (unformat(input, "trace %u", &val)) - acl_plugin_hash_acl_set_trace_heap(am, val); - goto done; - } + am->reclassify_sessions = (val != 0); goto done; } - if (unformat (input, "session")) { - if (unformat (input, "table")) { - /* The commands here are for tuning/testing. No user-serviceable parts inside */ - if (unformat (input, "max-entries")) { - if (!unformat(input, "%u", &val)) { - error = clib_error_return(0, - "expecting maximum number of entries, got `%U`", - format_unformat_error, input); + if (unformat (input, "event-trace")) + { + if (!unformat (input, "%u", &val)) + { + error = clib_error_return (0, + "expecting trace level, got `%U`", + format_unformat_error, input); goto done; - } else { - acl_set_session_max_entries(val); - goto done; } - } - if (unformat (input, "hash-table-buckets")) { - if (!unformat(input, "%u", &val)) { - error = clib_error_return(0, - "expecting maximum number of hash table buckets, got `%U`", - format_unformat_error, input); + else + { + am->trace_acl = val; goto done; - } else { - am->fa_conn_table_hash_num_buckets = val; - goto done; } - } - if (unformat (input, "hash-table-memory")) { - if (!unformat(input, "%U", unformat_memory_size, &memory_size)) { - error = clib_error_return(0, - "expecting maximum amount of hash table memory, got `%U`", - format_unformat_error, input); + } + if (unformat (input, "heap")) + { + if (unformat (input, "main")) + { + if (unformat (input, "validate %u", &val)) + acl_plugin_acl_set_validate_heap (am, val); + else if (unformat (input, "trace %u", &val)) + acl_plugin_acl_set_trace_heap (am, val); + goto done; + } + else if (unformat (input, "hash")) + { + if (unformat (input, "validate %u", &val)) + acl_plugin_hash_acl_set_validate_heap (val); + else if (unformat (input, "trace %u", &val)) + acl_plugin_hash_acl_set_trace_heap (val); goto done; - } else { - am->fa_conn_table_hash_memory_size = memory_size; - goto done; } - } goto done; } - if (unformat (input, "timeout")) { - if (unformat(input, "udp")) { - if(unformat(input, "idle")) { - if (!unformat(input, "%u", &timeout)) { - error = clib_error_return(0, - "expecting timeout value in seconds, got `%U`", - format_unformat_error, input); - goto done; - } else { - acl_set_timeout_sec(ACL_TIMEOUT_UDP_IDLE, timeout); - goto done; - } - } - } - if (unformat(input, "tcp")) { - if(unformat(input, "idle")) { - if (!unformat(input, "%u", &timeout)) { - error = clib_error_return(0, - "expecting timeout value in seconds, got `%U`", - format_unformat_error, input); - goto done; - } else { - acl_set_timeout_sec(ACL_TIMEOUT_TCP_IDLE, timeout); - goto done; - } + if (unformat (input, "session")) + { + if (unformat (input, "table")) + { + /* The commands here are for tuning/testing. No user-serviceable parts inside */ + if (unformat (input, "max-entries")) + { + if (!unformat (input, "%u", &val)) + { + error = clib_error_return (0, + "expecting maximum number of entries, got `%U`", + format_unformat_error, input); + goto done; + } + else + { + acl_set_session_max_entries (val); + goto done; + } + } + if (unformat (input, "hash-table-buckets")) + { + if (!unformat (input, "%u", &val)) + { + error = clib_error_return (0, + "expecting maximum number of hash table buckets, got `%U`", + format_unformat_error, input); + goto done; + } + else + { + am->fa_conn_table_hash_num_buckets = val; + goto done; + } + } + if (unformat (input, "hash-table-memory")) + { + if (!unformat (input, "%U", unformat_memory_size, &memory_size)) + { + error = clib_error_return (0, + "expecting maximum amount of hash table memory, got `%U`", + format_unformat_error, input); + goto done; + } + else + { + am->fa_conn_table_hash_memory_size = memory_size; + goto done; + } + } + if (unformat (input, "event-trace")) + { + if (!unformat (input, "%u", &val)) + { + error = clib_error_return (0, + "expecting trace level, got `%U`", + format_unformat_error, input); + goto done; + } + else + { + am->trace_sessions = val; + goto done; + } + } + goto done; } - if(unformat(input, "transient")) { - if (!unformat(input, "%u", &timeout)) { - error = clib_error_return(0, - "expecting timeout value in seconds, got `%U`", - format_unformat_error, input); - goto done; - } else { - acl_set_timeout_sec(ACL_TIMEOUT_TCP_TRANSIENT, timeout); - goto done; - } + if (unformat (input, "timeout")) + { + if (unformat (input, "udp")) + { + if (unformat (input, "idle")) + { + if (!unformat (input, "%u", &timeout)) + { + error = clib_error_return (0, + "expecting timeout value in seconds, got `%U`", + format_unformat_error, + input); + goto done; + } + else + { + acl_set_timeout_sec (ACL_TIMEOUT_UDP_IDLE, timeout); + goto done; + } + } + } + if (unformat (input, "tcp")) + { + if (unformat (input, "idle")) + { + if (!unformat (input, "%u", &timeout)) + { + error = clib_error_return (0, + "expecting timeout value in seconds, got `%U`", + format_unformat_error, + input); + goto done; + } + else + { + acl_set_timeout_sec (ACL_TIMEOUT_TCP_IDLE, timeout); + goto done; + } + } + if (unformat (input, "transient")) + { + if (!unformat (input, "%u", &timeout)) + { + error = clib_error_return (0, + "expecting timeout value in seconds, got `%U`", + format_unformat_error, + input); + goto done; + } + else + { + acl_set_timeout_sec (ACL_TIMEOUT_TCP_TRANSIENT, + timeout); + goto done; + } + } + } + goto done; } - } - goto done; } - } done: return error; } @@ -2155,409 +2838,583 @@ my_format_mac_address (u8 * s, va_list * args) { u8 *a = va_arg (*args, u8 *); return format (s, "%02x:%02x:%02x:%02x:%02x:%02x", - a[0], a[1], a[2], a[3], a[4], a[5]); + a[0], a[1], a[2], a[3], a[4], a[5]); } static inline u8 * -my_macip_acl_rule_t_pretty_format (u8 *out, va_list *args) +my_macip_acl_rule_t_pretty_format (u8 * out, va_list * args) { macip_acl_rule_t *a = va_arg (*args, macip_acl_rule_t *); - out = format(out, "%s action %d ip %U/%d mac %U mask %U", - a->is_ipv6 ? "ipv6" : "ipv4", a->is_permit, - format_ip46_address, &a->src_ip_addr, IP46_TYPE_ANY, - a->src_prefixlen, - my_format_mac_address, a->src_mac, - my_format_mac_address, a->src_mac_mask); - return(out); + out = format (out, "%s action %d ip %U/%d mac %U mask %U", + a->is_ipv6 ? "ipv6" : "ipv4", a->is_permit, + format_ip46_address, &a->src_ip_addr, + a->is_ipv6 ? IP46_TYPE_IP6 : IP46_TYPE_IP4, + a->src_prefixlen, + my_format_mac_address, a->src_mac, + my_format_mac_address, a->src_mac_mask); + return (out); } static void -macip_acl_print(acl_main_t *am, u32 macip_acl_index) +macip_acl_print (acl_main_t * am, u32 macip_acl_index) { - vlib_main_t * vm = am->vlib_main; + vlib_main_t *vm = am->vlib_main; int i; /* Don't try to print someone else's memory */ - if (macip_acl_index > vec_len(am->macip_acls)) + if (macip_acl_index >= vec_len (am->macip_acls)) return; - macip_acl_list_t *a = vec_elt_at_index(am->macip_acls, macip_acl_index); - int free_pool_slot = pool_is_free_index(am->macip_acls, macip_acl_index); + macip_acl_list_t *a = vec_elt_at_index (am->macip_acls, macip_acl_index); + int free_pool_slot = pool_is_free_index (am->macip_acls, macip_acl_index); - vlib_cli_output(vm, "MACIP acl_index: %d, count: %d (true len %d) tag {%s} is free pool slot: %d\n", - macip_acl_index, a->count, vec_len(a->rules), a->tag, free_pool_slot); - vlib_cli_output(vm, " ip4_table_index %d, ip6_table_index %d, l2_table_index %d\n", - a->ip4_table_index, a->ip6_table_index, a->l2_table_index); - for(i=0; irules); i++) - vlib_cli_output(vm, " rule %d: %U\n", i, my_macip_acl_rule_t_pretty_format, - vec_elt_at_index(a->rules, i)); + vlib_cli_output (vm, + "MACIP acl_index: %d, count: %d (true len %d) tag {%s} is free pool slot: %d\n", + macip_acl_index, a->count, vec_len (a->rules), a->tag, + free_pool_slot); + vlib_cli_output (vm, + " ip4_table_index %d, ip6_table_index %d, l2_table_index %d\n", + a->ip4_table_index, a->ip6_table_index, a->l2_table_index); + vlib_cli_output (vm, + " out_ip4_table_index %d, out_ip6_table_index %d, out_l2_table_index %d\n", + a->out_ip4_table_index, a->out_ip6_table_index, + a->out_l2_table_index); + for (i = 0; i < vec_len (a->rules); i++) + vlib_cli_output (vm, " rule %d: %U\n", i, + my_macip_acl_rule_t_pretty_format, + vec_elt_at_index (a->rules, i)); } static clib_error_t * -acl_show_aclplugin_macip_fn (vlib_main_t * vm, - unformat_input_t * input, - vlib_cli_command_t * cmd) +acl_show_aclplugin_macip_acl_fn (vlib_main_t * vm, + unformat_input_t * + input, vlib_cli_command_t * cmd) { clib_error_t *error = 0; acl_main_t *am = &acl_main; int i; - if (unformat (input, "interface")) + u32 acl_index = ~0; + + (void) unformat (input, "index %u", &acl_index); + + for (i = 0; i < vec_len (am->macip_acls); i++) { - for(i=0; i < vec_len(am->macip_acl_by_sw_if_index); i++) - { - vlib_cli_output(vm, " sw_if_index %d: %d\n", i, vec_elt(am->macip_acl_by_sw_if_index, i)); - } + /* Don't attempt to show the ACLs that do not exist */ + if (pool_is_free_index (am->macip_acls, i)) + continue; + + if ((acl_index != ~0) && (acl_index != i)) + { + continue; + } + + macip_acl_print (am, i); + if (i < vec_len (am->sw_if_index_vec_by_macip_acl)) + { + vlib_cli_output (vm, " applied on sw_if_index(s): %U\n", + format_vec32, + vec_elt (am->sw_if_index_vec_by_macip_acl, i), + "%d"); + } } - else if (unformat (input, "acl")) + + return error; +} + +static clib_error_t * +acl_show_aclplugin_macip_interface_fn (vlib_main_t * vm, + unformat_input_t * + input, vlib_cli_command_t * cmd) +{ + clib_error_t *error = 0; + acl_main_t *am = &acl_main; + int i; + for (i = 0; i < vec_len (am->macip_acl_by_sw_if_index); i++) { - for(i=0; i < vec_len(am->macip_acls); i++) - macip_acl_print(am, i); + vlib_cli_output (vm, " sw_if_index %d: %d\n", i, + vec_elt (am->macip_acl_by_sw_if_index, i)); } return error; } +static void +acl_plugin_show_acl (acl_main_t * am, u32 acl_index) +{ + u32 i; + vlib_main_t *vm = am->vlib_main; + + for (i = 0; i < vec_len (am->acls); i++) + { + if (acl_is_not_defined (am, i)) + { + /* don't attempt to show the ACLs that do not exist */ + continue; + } + if ((acl_index != ~0) && (acl_index != i)) + { + continue; + } + acl_print_acl (vm, am, i); + + if (i < vec_len (am->input_sw_if_index_vec_by_acl)) + { + vlib_cli_output (vm, " applied inbound on sw_if_index: %U\n", + format_vec32, am->input_sw_if_index_vec_by_acl[i], + "%d"); + } + if (i < vec_len (am->output_sw_if_index_vec_by_acl)) + { + vlib_cli_output (vm, " applied outbound on sw_if_index: %U\n", + format_vec32, am->output_sw_if_index_vec_by_acl[i], + "%d"); + } + if (i < vec_len (am->lc_index_vec_by_acl)) + { + vlib_cli_output (vm, " used in lookup context index: %U\n", + format_vec32, am->lc_index_vec_by_acl[i], "%d"); + } + } +} static clib_error_t * -acl_show_aclplugin_fn (vlib_main_t * vm, - unformat_input_t * input, - vlib_cli_command_t * cmd) +acl_show_aclplugin_acl_fn (vlib_main_t * vm, + unformat_input_t * input, vlib_cli_command_t * cmd) { clib_error_t *error = 0; acl_main_t *am = &acl_main; - vnet_interface_main_t *im = &am->vnet_main->interface_main; - u32 *pj; - vnet_sw_interface_t *swif; + u32 acl_index = ~0; + (void) unformat (input, "index %u", &acl_index); + + acl_plugin_show_acl (am, acl_index); + return error; +} + +static clib_error_t * +acl_show_aclplugin_lookup_context_fn (vlib_main_t * vm, + unformat_input_t * input, + vlib_cli_command_t * cmd) +{ + clib_error_t *error = 0; - if (unformat (input, "sessions")) + u32 lc_index = ~0; + (void) unformat (input, "index %u", &lc_index); + + acl_plugin_show_lookup_context (lc_index); + return error; +} + +static clib_error_t * +acl_show_aclplugin_lookup_user_fn (vlib_main_t * vm, + unformat_input_t * input, + vlib_cli_command_t * cmd) +{ + clib_error_t *error = 0; + + u32 lc_index = ~0; + (void) unformat (input, "index %u", &lc_index); + + acl_plugin_show_lookup_user (lc_index); + return error; +} + + +static void +acl_plugin_show_interface (acl_main_t * am, u32 sw_if_index, int show_acl, + int detail) +{ + vlib_main_t *vm = am->vlib_main; + u32 swi; + u32 *pj; + for (swi = 0; (swi < vec_len (am->input_acl_vec_by_sw_if_index)) || + (swi < vec_len (am->output_acl_vec_by_sw_if_index)); swi++) { - u8 * out0 = format(0, ""); - u16 wk; - u32 show_bihash_verbose = 0; - u32 show_session_thread_id = ~0; - u32 show_session_session_index = ~0; - unformat (input, "thread %u index %u", &show_session_thread_id, &show_session_session_index); - unformat (input, "verbose %u", &show_bihash_verbose); - { - u64 n_adds = am->fa_session_total_adds; - u64 n_dels = am->fa_session_total_dels; - out0 = format(out0, "Sessions total: add %lu - del %lu = %lu\n", n_adds, n_dels, n_adds - n_dels); - } - out0 = format(out0, "\n\nPer-thread data:\n"); - for (wk = 0; wk < vec_len (am->per_worker_data); wk++) { - acl_fa_per_worker_data_t *pw = &am->per_worker_data[wk]; - out0 = format(out0, "Thread #%d:\n", wk); - if (show_session_thread_id == wk && show_session_session_index < pool_len(pw->fa_sessions_pool)) { - out0 = format(out0, " session index %u:\n", show_session_session_index); - fa_session_t *sess = pw->fa_sessions_pool + show_session_session_index; - u64 *m = (u64 *)&sess->info; - out0 = format(out0, " info: %016llx %016llx %016llx %016llx %016llx %016llx\n", m[0], m[1], m[2], m[3], m[4], m[5]); - out0 = format(out0, " sw_if_index: %u\n", sess->sw_if_index); - out0 = format(out0, " tcp_flags_seen: %x\n", sess->tcp_flags_seen.as_u16); - out0 = format(out0, " last active time: %lu\n", sess->last_active_time); - out0 = format(out0, " thread index: %u\n", sess->thread_index); - out0 = format(out0, " link enqueue time: %lu\n", sess->link_enqueue_time); - out0 = format(out0, " link next index: %u\n", sess->link_next_idx); - out0 = format(out0, " link prev index: %u\n", sess->link_prev_idx); - out0 = format(out0, " link list id: %u\n", sess->link_list_id); - } - out0 = format(out0, " connection add/del stats:\n", wk); - pool_foreach (swif, im->sw_interfaces, - ({ - u32 sw_if_index = swif->sw_if_index; - u64 n_adds = sw_if_index < vec_len(pw->fa_session_adds_by_sw_if_index) ? pw->fa_session_adds_by_sw_if_index[sw_if_index] : 0; - u64 n_dels = sw_if_index < vec_len(pw->fa_session_dels_by_sw_if_index) ? pw->fa_session_dels_by_sw_if_index[sw_if_index] : 0; - out0 = format(out0, " sw_if_index %d: add %lu - del %lu = %lu\n", sw_if_index, n_adds, n_dels, n_adds - n_dels); - })); - - out0 = format(out0, " connection timeout type lists:\n", wk); - u8 tt = 0; - for(tt = 0; tt < ACL_N_TIMEOUTS; tt++) { - u32 head_session_index = pw->fa_conn_list_head[tt]; - out0 = format(out0, " fa_conn_list_head[%d]: %d\n", tt, head_session_index); - if (~0 != head_session_index) { - fa_session_t *sess = pw->fa_sessions_pool + head_session_index; - out0 = format(out0, " last active time: %lu\n", sess->last_active_time); - out0 = format(out0, " link enqueue time: %lu\n", sess->link_enqueue_time); - } - } - - out0 = format(out0, " Next expiry time: %lu\n", pw->next_expiry_time); - out0 = format(out0, " Requeue until time: %lu\n", pw->requeue_until_time); - out0 = format(out0, " Current time wait interval: %lu\n", pw->current_time_wait_interval); - out0 = format(out0, " Count of deleted sessions: %lu\n", pw->cnt_deleted_sessions); - out0 = format(out0, " Delete already deleted: %lu\n", pw->cnt_already_deleted_sessions); - out0 = format(out0, " Session timers restarted: %lu\n", pw->cnt_session_timer_restarted); - out0 = format(out0, " Swipe until this time: %lu\n", pw->swipe_end_time); - out0 = format(out0, " sw_if_index serviced bitmap: %U\n", format_bitmap_hex, pw->serviced_sw_if_index_bitmap); - out0 = format(out0, " pending clear intfc bitmap : %U\n", format_bitmap_hex, pw->pending_clear_sw_if_index_bitmap); - out0 = format(out0, " clear in progress: %u\n", pw->clear_in_process); - out0 = format(out0, " interrupt is pending: %d\n", pw->interrupt_is_pending); - out0 = format(out0, " interrupt is needed: %d\n", pw->interrupt_is_needed); - out0 = format(out0, " interrupt is unwanted: %d\n", pw->interrupt_is_unwanted); - out0 = format(out0, " interrupt generation: %d\n", pw->interrupt_generation); - } - out0 = format(out0, "\n\nConn cleaner thread counters:\n"); -#define _(cnt, desc) out0 = format(out0, " %20lu: %s\n", am->cnt, desc); - foreach_fa_cleaner_counter; -#undef _ - vec_terminate_c_string(out0); - vlib_cli_output(vm, "\n\n%s\n\n", out0); - vlib_cli_output(vm, "Interrupt generation: %d\n", am->fa_interrupt_generation); - vlib_cli_output(vm, "Sessions per interval: min %lu max %lu increment: %f ms current: %f ms", - am->fa_min_deleted_sessions_per_interval, am->fa_max_deleted_sessions_per_interval, - am->fa_cleaner_wait_time_increment * 1000.0, ((f64)am->fa_current_cleaner_timer_wait_interval) * 1000.0/(f64)vm->clib_time.clocks_per_second); - - vec_free(out0); - show_fa_sessions_hash(vm, show_bihash_verbose); - } - else if (unformat (input, "interface")) - { - u32 sw_if_index = ~0; - u32 swi; - u8 * out0 = format(0, ""); - unformat (input, "sw_if_index %u", &sw_if_index); - for(swi = 0; (swi < vec_len(am->input_acl_vec_by_sw_if_index)) || - (swi < vec_len(am->output_acl_vec_by_sw_if_index)); swi++) { - out0 = format(out0, "sw_if_index %d:\n", swi); - - if ((swi < vec_len(am->input_acl_vec_by_sw_if_index)) && - (vec_len(am->input_acl_vec_by_sw_if_index[swi]) > 0)) { - out0 = format(out0, " input acl(s): "); - vec_foreach(pj, am->input_acl_vec_by_sw_if_index[swi]) { - out0 = format(out0, "%d ", *pj); - } - out0 = format(out0, "\n"); - } - - if ((swi < vec_len(am->output_acl_vec_by_sw_if_index)) && - (vec_len(am->output_acl_vec_by_sw_if_index[swi]) > 0)) { - out0 = format(out0, " output acl(s): "); - vec_foreach(pj, am->output_acl_vec_by_sw_if_index[swi]) { - out0 = format(out0, "%d ", *pj); - } - out0 = format(out0, "\n"); - } + /* if we need a particular interface, skip all the others */ + if ((sw_if_index != ~0) && (sw_if_index != swi)) + continue; - } - vec_terminate_c_string(out0); - vlib_cli_output(vm, "\n%s\n", out0); - vec_free(out0); + vlib_cli_output (vm, "sw_if_index %d:\n", swi); + if (swi < vec_len (am->input_policy_epoch_by_sw_if_index)) + vlib_cli_output (vm, " input policy epoch: %x\n", + vec_elt (am->input_policy_epoch_by_sw_if_index, + swi)); + if (swi < vec_len (am->output_policy_epoch_by_sw_if_index)) + vlib_cli_output (vm, " output policy epoch: %x\n", + vec_elt (am->output_policy_epoch_by_sw_if_index, + swi)); + + + if (intf_has_etype_whitelist (am, swi, 1)) + { + vlib_cli_output (vm, " input etype whitelist: %U", format_vec16, + am->input_etype_whitelist_by_sw_if_index[swi], + "%04x"); + } + if (intf_has_etype_whitelist (am, swi, 0)) + { + vlib_cli_output (vm, " output etype whitelist: %U", format_vec16, + am->output_etype_whitelist_by_sw_if_index[swi], + "%04x"); + } + + if ((swi < vec_len (am->input_acl_vec_by_sw_if_index)) && + (vec_len (am->input_acl_vec_by_sw_if_index[swi]) > 0)) + { + vlib_cli_output (vm, " input acl(s): %U", format_vec32, + am->input_acl_vec_by_sw_if_index[swi], "%d"); + if (show_acl) + { + vlib_cli_output (vm, "\n"); + vec_foreach (pj, am->input_acl_vec_by_sw_if_index[swi]) + { + acl_print_acl (vm, am, *pj); + } + vlib_cli_output (vm, "\n"); + } + } + + if ((swi < vec_len (am->output_acl_vec_by_sw_if_index)) && + (vec_len (am->output_acl_vec_by_sw_if_index[swi]) > 0)) + { + vlib_cli_output (vm, " output acl(s): %U", format_vec32, + am->output_acl_vec_by_sw_if_index[swi], "%d"); + if (show_acl) + { + vlib_cli_output (vm, "\n"); + vec_foreach (pj, am->output_acl_vec_by_sw_if_index[swi]) + { + acl_print_acl (vm, am, *pj); + } + vlib_cli_output (vm, "\n"); + } + } + if (detail && (swi < vec_len (am->input_lc_index_by_sw_if_index))) + { + vlib_cli_output (vm, " input lookup context index: %d", + am->input_lc_index_by_sw_if_index[swi]); + } + if (detail && (swi < vec_len (am->output_lc_index_by_sw_if_index))) + { + vlib_cli_output (vm, " output lookup context index: %d", + am->output_lc_index_by_sw_if_index[swi]); + } + } + +} + + +static clib_error_t * +acl_show_aclplugin_decode_5tuple_fn (vlib_main_t * vm, + unformat_input_t * input, + vlib_cli_command_t * cmd) +{ + clib_error_t *error = 0; + u64 five_tuple[6] = { 0, 0, 0, 0, 0, 0 }; + + if (unformat + (input, "%llx %llx %llx %llx %llx %llx", &five_tuple[0], &five_tuple[1], + &five_tuple[2], &five_tuple[3], &five_tuple[4], &five_tuple[5])) + vlib_cli_output (vm, "5-tuple structure decode: %U\n\n", + format_acl_plugin_5tuple, five_tuple); + else + error = clib_error_return (0, "expecting 6 hex integers"); + return error; +} + + +static clib_error_t * +acl_show_aclplugin_interface_fn (vlib_main_t * vm, + unformat_input_t * + input, vlib_cli_command_t * cmd) +{ + clib_error_t *error = 0; + acl_main_t *am = &acl_main; + + u32 sw_if_index = ~0; + (void) unformat (input, "sw_if_index %u", &sw_if_index); + int show_acl = unformat (input, "acl"); + int detail = unformat (input, "detail"); + + acl_plugin_show_interface (am, sw_if_index, show_acl, detail); + return error; +} + +static clib_error_t * +acl_show_aclplugin_memory_fn (vlib_main_t * vm, + unformat_input_t * input, + vlib_cli_command_t * cmd) +{ + clib_error_t *error = 0; + acl_main_t *am = &acl_main; + + vlib_cli_output (vm, "ACL plugin main heap statistics:\n"); + if (am->acl_mheap) + { + vlib_cli_output (vm, " %U\n", format_mheap, am->acl_mheap, 1); } - else if (unformat (input, "acl")) + else { - u32 acl_index = ~0; - u32 i; - u8 * out0 = format(0, ""); - unformat (input, "index %u", &acl_index); - for(i=0; iacls); i++) { - if (acl_is_not_defined(am, i)) { - /* don't attempt to show the ACLs that do not exist */ - continue; - } - if ((acl_index != ~0) && (acl_index != i)) { - continue; - } - out0 = format(out0, "acl-index %u count %u tag {%s}\n", i, am->acls[i].count, am->acls[i].tag); - acl_rule_t *r; - int j; - for(j=0; jacls[i].count; j++) { - r = &am->acls[i].rules[j]; - out0 = format(out0, " %4d: %s ", j, r->is_ipv6 ? "ipv6" : "ipv4"); - out0 = format_acl_action(out0, r->is_permit); - out0 = format(out0, " src %U/%d", format_ip46_address, &r->src, IP46_TYPE_ANY, r->src_prefixlen); - out0 = format(out0, " dst %U/%d", format_ip46_address, &r->dst, IP46_TYPE_ANY, r->dst_prefixlen); - out0 = format(out0, " proto %d", r->proto); - out0 = format(out0, " sport %d", r->src_port_or_type_first); - if (r->src_port_or_type_first != r->src_port_or_type_last) { - out0 = format(out0, "-%d", r->src_port_or_type_last); - } - out0 = format(out0, " dport %d", r->dst_port_or_code_first); - if (r->dst_port_or_code_first != r->dst_port_or_code_last) { - out0 = format(out0, "-%d", r->dst_port_or_code_last); - } - if (r->tcp_flags_mask || r->tcp_flags_value) { - out0 = format(out0, " tcpflags %d mask %d", r->tcp_flags_value, r->tcp_flags_mask); - } - out0 = format(out0, "\n"); - } - - if (iinput_sw_if_index_vec_by_acl)) { - out0 = format(out0, " applied inbound on sw_if_index: "); - vec_foreach(pj, am->input_sw_if_index_vec_by_acl[i]) { - out0 = format(out0, "%d ", *pj); - } - out0 = format(out0, "\n"); - } - if (ioutput_sw_if_index_vec_by_acl)) { - out0 = format(out0, " applied outbound on sw_if_index: "); - vec_foreach(pj, am->output_sw_if_index_vec_by_acl[i]) { - out0 = format(out0, "%d ", *pj); - } - out0 = format(out0, "\n"); - } - } - vec_terminate_c_string(out0); - vlib_cli_output(vm, "\n%s\n", out0); - vec_free(out0); + vlib_cli_output (vm, " Not initialized\n"); } - else if (unformat (input, "memory")) + vlib_cli_output (vm, "ACL hash lookup support heap statistics:\n"); + if (am->hash_lookup_mheap) { - vlib_cli_output (vm, "ACL plugin main heap statistics:\n"); - if (am->acl_mheap) { - vlib_cli_output (vm, " %U\n", format_mheap, am->acl_mheap, 1); - } else { - vlib_cli_output (vm, " Not initialized\n"); - } - vlib_cli_output (vm, "ACL hash lookup support heap statistics:\n"); - if (am->hash_lookup_mheap) { - vlib_cli_output (vm, " %U\n", format_mheap, am->hash_lookup_mheap, 1); - } else { - vlib_cli_output (vm, " Not initialized\n"); - } + vlib_cli_output (vm, " %U\n", format_mheap, am->hash_lookup_mheap, 1); } - else if (unformat (input, "tables")) - { - ace_mask_type_entry_t *mte; - u32 acl_index = ~0; - u32 sw_if_index = ~0; - int show_acl_hash_info = 0; - int show_applied_info = 0; - int show_mask_type = 0; - int show_bihash = 0; - u32 show_bihash_verbose = 0; - - if (unformat (input, "acl")) { - show_acl_hash_info = 1; - /* mask-type is handy to see as well right there */ - show_mask_type = 1; - unformat (input, "index %u", &acl_index); - } else if (unformat (input, "applied")) { - show_applied_info = 1; - unformat (input, "sw_if_index %u", &sw_if_index); - } else if (unformat (input, "mask")) { - show_mask_type = 1; - } else if (unformat (input, "hash")) { - show_bihash = 1; - unformat (input, "verbose %u", &show_bihash_verbose); - } + else + { + vlib_cli_output (vm, " Not initialized\n"); + } + return error; +} - if ( ! (show_mask_type || show_acl_hash_info || show_applied_info || show_bihash) ) { - /* if no qualifiers specified, show all */ - show_mask_type = 1; - show_acl_hash_info = 1; - show_applied_info = 1; - show_bihash = 1; - } +static void +acl_plugin_show_sessions (acl_main_t * am, + u32 show_session_thread_id, + u32 show_session_session_index) +{ + vlib_main_t *vm = am->vlib_main; + u16 wk; + vnet_interface_main_t *im = &am->vnet_main->interface_main; + vnet_sw_interface_t *swif; + u64 now = clib_cpu_time_now (); + u64 clocks_per_second = am->vlib_main->clib_time.clocks_per_second; - if (show_mask_type) { - vlib_cli_output(vm, "Mask-type entries:"); - /* *INDENT-OFF* */ - pool_foreach(mte, am->ace_mask_type_pool, - ({ - vlib_cli_output(vm, " %3d: %016llx %016llx %016llx %016llx %016llx %016llx refcount %d", - mte - am->ace_mask_type_pool, - mte->mask.kv.key[0], mte->mask.kv.key[1], mte->mask.kv.key[2], - mte->mask.kv.key[3], mte->mask.kv.key[4], mte->mask.kv.value, mte->refcount); - })); - /* *INDENT-ON* */ - } + { + u64 n_adds = am->fa_session_total_adds; + u64 n_dels = am->fa_session_total_dels; + u64 n_deact = am->fa_session_total_deactivations; + vlib_cli_output (vm, "Sessions total: add %lu - del %lu = %lu", n_adds, + n_dels, n_adds - n_dels); + vlib_cli_output (vm, "Sessions active: add %lu - deact %lu = %lu", n_adds, + n_deact, n_adds - n_deact); + vlib_cli_output (vm, "Sessions being purged: deact %lu - del %lu = %lu", + n_deact, n_dels, n_deact - n_dels); + } + vlib_cli_output (vm, "now: %lu clocks per second: %lu", now, + clocks_per_second); + vlib_cli_output (vm, "\n\nPer-thread data:"); + for (wk = 0; wk < vec_len (am->per_worker_data); wk++) + { + acl_fa_per_worker_data_t *pw = &am->per_worker_data[wk]; + vlib_cli_output (vm, "Thread #%d:", wk); + if (show_session_thread_id == wk + && show_session_session_index < pool_len (pw->fa_sessions_pool)) + { + vlib_cli_output (vm, " session index %u:", + show_session_session_index); + fa_session_t *sess = + pw->fa_sessions_pool + show_session_session_index; + u64 *m = (u64 *) & sess->info; + vlib_cli_output (vm, + " info: %016llx %016llx %016llx %016llx %016llx %016llx", + m[0], m[1], m[2], m[3], m[4], m[5]); + vlib_cli_output (vm, " sw_if_index: %u", sess->sw_if_index); + vlib_cli_output (vm, " tcp_flags_seen: %x", + sess->tcp_flags_seen.as_u16); + vlib_cli_output (vm, " last active time: %lu", + sess->last_active_time); + vlib_cli_output (vm, " thread index: %u", sess->thread_index); + vlib_cli_output (vm, " link enqueue time: %lu", + sess->link_enqueue_time); + vlib_cli_output (vm, " link next index: %u", + sess->link_next_idx); + vlib_cli_output (vm, " link prev index: %u", + sess->link_prev_idx); + vlib_cli_output (vm, " link list id: %u", sess->link_list_id); + } + vlib_cli_output (vm, " connection add/del stats:", wk); + pool_foreach (swif, im->sw_interfaces, ( + { + u32 sw_if_index = + swif->sw_if_index; + u64 n_adds = + sw_if_index < + vec_len + (pw->fa_session_adds_by_sw_if_index) + ? + pw->fa_session_adds_by_sw_if_index + [sw_if_index] : 0; + u64 n_dels = + sw_if_index < + vec_len + (pw->fa_session_dels_by_sw_if_index) + ? + pw->fa_session_dels_by_sw_if_index + [sw_if_index] : 0; + u64 n_epoch_changes = + sw_if_index < + vec_len + (pw->fa_session_epoch_change_by_sw_if_index) + ? + pw->fa_session_epoch_change_by_sw_if_index + [sw_if_index] : 0; + vlib_cli_output (vm, + " sw_if_index %d: add %lu - del %lu = %lu; epoch chg: %lu", + sw_if_index, + n_adds, + n_dels, + n_adds - + n_dels, + n_epoch_changes); + } + )); - if (show_acl_hash_info) { - u32 i,j; - u8 * out0 = format(0, ""); - u64 *m; - out0 = format(out0, "Mask-ready ACL representations\n"); - for (i=0; i< vec_len(am->hash_acl_infos); i++) { - if ((acl_index != ~0) && (acl_index != i)) { - continue; - } - hash_acl_info_t *ha = &am->hash_acl_infos[i]; - out0 = format(out0, "acl-index %u bitmask-ready layout\n", i); - out0 = format(out0, " applied inbound on sw_if_index list: %U\n", format_vec32, ha->inbound_sw_if_index_list, "%d"); - out0 = format(out0, " applied outbound on sw_if_index list: %U\n", format_vec32, ha->outbound_sw_if_index_list, "%d"); - out0 = format(out0, " mask type index bitmap: %U\n", format_bitmap_hex, ha->mask_type_index_bitmap); - for(j=0; jrules); j++) { - hash_ace_info_t *pa = &ha->rules[j]; - m = (u64 *)&pa->match; - out0 = format(out0, " %4d: %016llx %016llx %016llx %016llx %016llx %016llx mask index %d acl %d rule %d action %d src/dst portrange not ^2: %d,%d\n", - j, m[0], m[1], m[2], m[3], m[4], m[5], pa->mask_type_index, - pa->acl_index, pa->ace_index, pa->action, - pa->src_portrange_not_powerof2, pa->dst_portrange_not_powerof2); - } - } - vec_terminate_c_string(out0); - vlib_cli_output(vm, "\n%s\n", out0); - vec_free(out0); - } + vlib_cli_output (vm, " connection timeout type lists:", wk); + u8 tt = 0; + for (tt = 0; tt < ACL_N_TIMEOUTS; tt++) + { + u32 head_session_index = pw->fa_conn_list_head[tt]; + vlib_cli_output (vm, " fa_conn_list_head[%d]: %d", tt, + head_session_index); + if (~0 != head_session_index) + { + fa_session_t *sess = pw->fa_sessions_pool + head_session_index; + vlib_cli_output (vm, " last active time: %lu", + sess->last_active_time); + vlib_cli_output (vm, " link enqueue time: %lu", + sess->link_enqueue_time); + } + } - if (show_applied_info) { - u32 swi, j; - u8 * out0 = format(0, ""); - out0 = format(out0, "Applied lookup entries for interfaces\n"); - - for(swi = 0; (swi < vec_len(am->input_applied_hash_acl_info_by_sw_if_index)) || - (swi < vec_len(am->output_applied_hash_acl_info_by_sw_if_index)) || - (swi < vec_len(am->input_hash_entry_vec_by_sw_if_index)) || - (swi < vec_len(am->output_hash_entry_vec_by_sw_if_index)); swi++) { - if ((sw_if_index != ~0) && (sw_if_index != swi)) { - continue; - } - out0 = format(out0, "sw_if_index %d:\n", swi); - if (swi < vec_len(am->input_applied_hash_acl_info_by_sw_if_index)) { - applied_hash_acl_info_t *pal = &am->input_applied_hash_acl_info_by_sw_if_index[swi]; - out0 = format(out0, " input lookup mask_type_index_bitmap: %U\n", format_bitmap_hex, pal->mask_type_index_bitmap); - out0 = format(out0, " input applied acls: %U\n", format_vec32, pal->applied_acls, "%d"); - } - if (swi < vec_len(am->input_hash_entry_vec_by_sw_if_index)) { - out0 = format(out0, " input lookup applied entries:\n"); - for(j=0; jinput_hash_entry_vec_by_sw_if_index[swi]); j++) { - applied_hash_ace_entry_t *pae = &am->input_hash_entry_vec_by_sw_if_index[swi][j]; - out0 = format(out0, " %4d: acl %d rule %d action %d bitmask-ready rule %d next %d prev %d tail %d hitcount %lld\n", - j, pae->acl_index, pae->ace_index, pae->action, pae->hash_ace_info_index, - pae->next_applied_entry_index, pae->prev_applied_entry_index, pae->tail_applied_entry_index, pae->hitcount); - } - } - - if (swi < vec_len(am->output_applied_hash_acl_info_by_sw_if_index)) { - applied_hash_acl_info_t *pal = &am->output_applied_hash_acl_info_by_sw_if_index[swi]; - out0 = format(out0, " output lookup mask_type_index_bitmap: %U\n", format_bitmap_hex, pal->mask_type_index_bitmap); - out0 = format(out0, " output applied acls: %U\n", format_vec32, pal->applied_acls, "%d"); - } - if (swi < vec_len(am->output_hash_entry_vec_by_sw_if_index)) { - out0 = format(out0, " output lookup applied entries:\n"); - for(j=0; joutput_hash_entry_vec_by_sw_if_index[swi]); j++) { - applied_hash_ace_entry_t *pae = &am->output_hash_entry_vec_by_sw_if_index[swi][j]; - out0 = format(out0, " %4d: acl %d rule %d action %d bitmask-ready rule %d next %d prev %d tail %d hitcount %lld\n", - j, pae->acl_index, pae->ace_index, pae->action, pae->hash_ace_info_index, - pae->next_applied_entry_index, pae->prev_applied_entry_index, pae->tail_applied_entry_index, pae->hitcount); - } - } - - } - vec_terminate_c_string(out0); - vlib_cli_output(vm, "\n%s\n", out0); - vec_free(out0); - } + vlib_cli_output (vm, " Next expiry time: %lu", pw->next_expiry_time); + vlib_cli_output (vm, " Requeue until time: %lu", + pw->requeue_until_time); + vlib_cli_output (vm, " Current time wait interval: %lu", + pw->current_time_wait_interval); + vlib_cli_output (vm, " Count of deleted sessions: %lu", + pw->cnt_deleted_sessions); + vlib_cli_output (vm, " Delete already deleted: %lu", + pw->cnt_already_deleted_sessions); + vlib_cli_output (vm, " Session timers restarted: %lu", + pw->cnt_session_timer_restarted); + vlib_cli_output (vm, " Swipe until this time: %lu", + pw->swipe_end_time); + vlib_cli_output (vm, " sw_if_index serviced bitmap: %U", + format_bitmap_hex, pw->serviced_sw_if_index_bitmap); + vlib_cli_output (vm, " pending clear intfc bitmap : %U", + format_bitmap_hex, + pw->pending_clear_sw_if_index_bitmap); + vlib_cli_output (vm, " clear in progress: %u", pw->clear_in_process); + vlib_cli_output (vm, " interrupt is pending: %d", + pw->interrupt_is_pending); + vlib_cli_output (vm, " interrupt is needed: %d", + pw->interrupt_is_needed); + vlib_cli_output (vm, " interrupt is unwanted: %d", + pw->interrupt_is_unwanted); + vlib_cli_output (vm, " interrupt generation: %d", + pw->interrupt_generation); + vlib_cli_output (vm, " received session change requests: %d", + pw->rcvd_session_change_requests); + vlib_cli_output (vm, " sent session change requests: %d", + pw->sent_session_change_requests); + } + vlib_cli_output (vm, "\n\nConn cleaner thread counters:"); +#define _(cnt, desc) vlib_cli_output(vm, " %20lu: %s", am->cnt, desc); + foreach_fa_cleaner_counter; +#undef _ + vlib_cli_output (vm, "Interrupt generation: %d", + am->fa_interrupt_generation); + vlib_cli_output (vm, + "Sessions per interval: min %lu max %lu increment: %f ms current: %f ms", + am->fa_min_deleted_sessions_per_interval, + am->fa_max_deleted_sessions_per_interval, + am->fa_cleaner_wait_time_increment * 1000.0, + ((f64) am->fa_current_cleaner_timer_wait_interval) * + 1000.0 / (f64) vm->clib_time.clocks_per_second); + vlib_cli_output (vm, "Reclassify sessions: %d", am->reclassify_sessions); +} - if (show_bihash) { - show_hash_acl_hash(vm, am, show_bihash_verbose); - } +static clib_error_t * +acl_show_aclplugin_sessions_fn (vlib_main_t * vm, + unformat_input_t * input, + vlib_cli_command_t * cmd) +{ + clib_error_t *error = 0; + acl_main_t *am = &acl_main; + + u32 show_bihash_verbose = 0; + u32 show_session_thread_id = ~0; + u32 show_session_session_index = ~0; + (void) unformat (input, "thread %u index %u", &show_session_thread_id, + &show_session_session_index); + (void) unformat (input, "verbose %u", &show_bihash_verbose); + + acl_plugin_show_sessions (am, show_session_thread_id, + show_session_session_index); + show_fa_sessions_hash (vm, show_bihash_verbose); + return error; +} + +static clib_error_t * +acl_show_aclplugin_tables_fn (vlib_main_t * vm, + unformat_input_t * input, + vlib_cli_command_t * cmd) +{ + clib_error_t *error = 0; + + u32 acl_index = ~0; + u32 lc_index = ~0; + int show_acl_hash_info = 0; + int show_applied_info = 0; + int show_mask_type = 0; + int show_bihash = 0; + u32 show_bihash_verbose = 0; + + if (unformat (input, "acl")) + { + show_acl_hash_info = 1; + /* mask-type is handy to see as well right there */ + show_mask_type = 1; + unformat (input, "index %u", &acl_index); + } + else if (unformat (input, "applied")) + { + show_applied_info = 1; + unformat (input, "lc_index %u", &lc_index); + } + else if (unformat (input, "mask")) + { + show_mask_type = 1; + } + else if (unformat (input, "hash")) + { + show_bihash = 1; + unformat (input, "verbose %u", &show_bihash_verbose); + } + + if (! + (show_mask_type || show_acl_hash_info || show_applied_info + || show_bihash)) + { + /* if no qualifiers specified, show all */ + show_mask_type = 1; + show_acl_hash_info = 1; + show_applied_info = 1; + show_bihash = 1; } + if (show_mask_type) + acl_plugin_show_tables_mask_type (); + if (show_acl_hash_info) + acl_plugin_show_tables_acl_hash_info (acl_index); + if (show_applied_info) + acl_plugin_show_tables_applied_info (lc_index); + if (show_bihash) + acl_plugin_show_tables_bihash (show_bihash_verbose); + return error; } static clib_error_t * acl_clear_aclplugin_fn (vlib_main_t * vm, - unformat_input_t * input, - vlib_cli_command_t * cmd) + unformat_input_t * input, vlib_cli_command_t * cmd) { clib_error_t *error = 0; acl_main_t *am = &acl_main; vlib_process_signal_event (am->vlib_main, am->fa_cleaner_node_index, - ACL_FA_CLEANER_DELETE_BY_SW_IF_INDEX, ~0); + ACL_FA_CLEANER_DELETE_BY_SW_IF_INDEX, ~0); return error; } @@ -2568,18 +3425,65 @@ VLIB_CLI_COMMAND (aclplugin_set_command, static) = { .function = acl_set_aclplugin_fn, }; -VLIB_CLI_COMMAND (aclplugin_show_command, static) = { - .path = "show acl-plugin", - .short_help = "show acl-plugin {sessions|acl|interface|tables}", - .function = acl_show_aclplugin_fn, +VLIB_CLI_COMMAND (aclplugin_show_acl_command, static) = { + .path = "show acl-plugin acl", + .short_help = "show acl-plugin acl [index N]", + .function = acl_show_aclplugin_acl_fn, +}; + +VLIB_CLI_COMMAND (aclplugin_show_lookup_context_command, static) = { + .path = "show acl-plugin lookup context", + .short_help = "show acl-plugin lookup context [index N]", + .function = acl_show_aclplugin_lookup_context_fn, +}; + +VLIB_CLI_COMMAND (aclplugin_show_lookup_user_command, static) = { + .path = "show acl-plugin lookup user", + .short_help = "show acl-plugin lookup user [index N]", + .function = acl_show_aclplugin_lookup_user_fn, +}; + +VLIB_CLI_COMMAND (aclplugin_show_decode_5tuple_command, static) = { + .path = "show acl-plugin decode 5tuple", + .short_help = "show acl-plugin decode 5tuple XXXX XXXX XXXX XXXX XXXX XXXX", + .function = acl_show_aclplugin_decode_5tuple_fn, }; -VLIB_CLI_COMMAND (aclplugin_show_macip_command, static) = { - .path = "show acl-plugin macip", - .short_help = "show acl-plugin macip {acl|interface}", - .function = acl_show_aclplugin_macip_fn, +VLIB_CLI_COMMAND (aclplugin_show_interface_command, static) = { + .path = "show acl-plugin interface", + .short_help = "show acl-plugin interface [sw_if_index N] [acl]", + .function = acl_show_aclplugin_interface_fn, }; +VLIB_CLI_COMMAND (aclplugin_show_memory_command, static) = { + .path = "show acl-plugin memory", + .short_help = "show acl-plugin memory", + .function = acl_show_aclplugin_memory_fn, +}; + +VLIB_CLI_COMMAND (aclplugin_show_sessions_command, static) = { + .path = "show acl-plugin sessions", + .short_help = "show acl-plugin sessions", + .function = acl_show_aclplugin_sessions_fn, +}; + +VLIB_CLI_COMMAND (aclplugin_show_tables_command, static) = { + .path = "show acl-plugin tables", + .short_help = "show acl-plugin tables [ acl [index N] | applied [ lc_index N ] | mask | hash [verbose N] ]", + .function = acl_show_aclplugin_tables_fn, +}; + +VLIB_CLI_COMMAND (aclplugin_show_macip_acl_command, static) = { + .path = "show acl-plugin macip acl", + .short_help = "show acl-plugin macip acl [index N]", + .function = acl_show_aclplugin_macip_acl_fn, +}; + +VLIB_CLI_COMMAND (aclplugin_show_macip_interface_command, static) = { + .path = "show acl-plugin macip interface", + .short_help = "show acl-plugin macip interface", + .function = acl_show_aclplugin_macip_interface_fn, +}; VLIB_CLI_COMMAND (aclplugin_clear_command, static) = { .path = "clear acl-plugin sessions", @@ -2593,41 +3497,66 @@ acl_plugin_config (vlib_main_t * vm, unformat_input_t * input) { acl_main_t *am = &acl_main; u32 conn_table_hash_buckets; - u32 conn_table_hash_memory_size; + uword conn_table_hash_memory_size; u32 conn_table_max_entries; - u32 main_heap_size; - u32 hash_heap_size; + uword main_heap_size; + uword hash_heap_size; u32 hash_lookup_hash_buckets; - u32 hash_lookup_hash_memory; + uword hash_lookup_hash_memory; + u32 reclassify_sessions; + u32 use_tuple_merge; + u32 tuple_merge_split_threshold; while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT) { - if (unformat (input, "connection hash buckets %d", &conn_table_hash_buckets)) - am->fa_conn_table_hash_num_buckets = conn_table_hash_buckets; - else if (unformat (input, "connection hash memory %d", - &conn_table_hash_memory_size)) - am->fa_conn_table_hash_memory_size = conn_table_hash_memory_size; + if (unformat + (input, "connection hash buckets %d", &conn_table_hash_buckets)) + am->fa_conn_table_hash_num_buckets = conn_table_hash_buckets; + else + if (unformat + (input, "connection hash memory %U", unformat_memory_size, + &conn_table_hash_memory_size)) + am->fa_conn_table_hash_memory_size = conn_table_hash_memory_size; else if (unformat (input, "connection count max %d", - &conn_table_max_entries)) - am->fa_conn_table_max_entries = conn_table_max_entries; - else if (unformat (input, "main heap size %d", - &main_heap_size)) - am->acl_mheap_size = main_heap_size; - else if (unformat (input, "hash lookup heap size %d", - &hash_heap_size)) - am->hash_lookup_mheap_size = hash_heap_size; + &conn_table_max_entries)) + am->fa_conn_table_max_entries = conn_table_max_entries; + else + if (unformat + (input, "main heap size %U", unformat_memory_size, + &main_heap_size)) + am->acl_mheap_size = main_heap_size; + else + if (unformat + (input, "hash lookup heap size %U", unformat_memory_size, + &hash_heap_size)) + am->hash_lookup_mheap_size = hash_heap_size; else if (unformat (input, "hash lookup hash buckets %d", - &hash_lookup_hash_buckets)) - am->hash_lookup_hash_buckets = hash_lookup_hash_buckets; - else if (unformat (input, "hash lookup hash memory %d", - &hash_lookup_hash_memory)) - am->hash_lookup_hash_memory = hash_lookup_hash_memory; + &hash_lookup_hash_buckets)) + am->hash_lookup_hash_buckets = hash_lookup_hash_buckets; + else + if (unformat + (input, "hash lookup hash memory %U", unformat_memory_size, + &hash_lookup_hash_memory)) + am->hash_lookup_hash_memory = hash_lookup_hash_memory; + else if (unformat (input, "use tuple merge %d", &use_tuple_merge)) + am->use_tuple_merge = use_tuple_merge; + else + if (unformat + (input, "tuple merge split threshold %d", + &tuple_merge_split_threshold)) + am->tuple_merge_split_threshold = tuple_merge_split_threshold; + + else if (unformat (input, "reclassify sessions %d", + &reclassify_sessions)) + am->reclassify_sessions = reclassify_sessions; + else - return clib_error_return (0, "unknown input '%U'", - format_unformat_error, input); + return clib_error_return (0, "unknown input '%U'", + format_unformat_error, input); } return 0; } + VLIB_CONFIG_FUNCTION (acl_plugin_config, "acl-plugin"); static clib_error_t * @@ -2635,9 +3564,10 @@ acl_init (vlib_main_t * vm) { acl_main_t *am = &acl_main; clib_error_t *error = 0; - memset (am, 0, sizeof (*am)); + clib_memset (am, 0, sizeof (*am)); am->vlib_main = vm; am->vnet_main = vnet_get_main (); + am->log_default = vlib_log_register_class ("acl_plugin", 0); u8 *name = format (0, "acl_%08x%c", api_version, 0); @@ -2647,46 +3577,70 @@ acl_init (vlib_main_t * vm) error = acl_plugin_api_hookup (vm); - /* Add our API messages to the global name_crc hash table */ + /* Add our API messages to the global name_crc hash table */ setup_message_id_table (am, &api_main); vec_free (name); - acl_setup_fa_nodes(); + if (error) + return error; + + error = acl_plugin_exports_init (&acl_plugin); - am->acl_mheap_size = ACL_FA_DEFAULT_HEAP_SIZE; + if (error) + return error; + + am->acl_mheap_size = 0; /* auto size when initializing */ am->hash_lookup_mheap_size = ACL_PLUGIN_HASH_LOOKUP_HEAP_SIZE; am->hash_lookup_hash_buckets = ACL_PLUGIN_HASH_LOOKUP_HASH_BUCKETS; am->hash_lookup_hash_memory = ACL_PLUGIN_HASH_LOOKUP_HASH_MEMORY; - am->session_timeout_sec[ACL_TIMEOUT_TCP_TRANSIENT] = TCP_SESSION_TRANSIENT_TIMEOUT_SEC; - am->session_timeout_sec[ACL_TIMEOUT_TCP_IDLE] = TCP_SESSION_IDLE_TIMEOUT_SEC; - am->session_timeout_sec[ACL_TIMEOUT_UDP_IDLE] = UDP_SESSION_IDLE_TIMEOUT_SEC; - - am->fa_conn_table_hash_num_buckets = ACL_FA_CONN_TABLE_DEFAULT_HASH_NUM_BUCKETS; - am->fa_conn_table_hash_memory_size = ACL_FA_CONN_TABLE_DEFAULT_HASH_MEMORY_SIZE; + am->session_timeout_sec[ACL_TIMEOUT_TCP_TRANSIENT] = + TCP_SESSION_TRANSIENT_TIMEOUT_SEC; + am->session_timeout_sec[ACL_TIMEOUT_TCP_IDLE] = + TCP_SESSION_IDLE_TIMEOUT_SEC; + am->session_timeout_sec[ACL_TIMEOUT_UDP_IDLE] = + UDP_SESSION_IDLE_TIMEOUT_SEC; + + am->fa_conn_table_hash_num_buckets = + ACL_FA_CONN_TABLE_DEFAULT_HASH_NUM_BUCKETS; + am->fa_conn_table_hash_memory_size = + ACL_FA_CONN_TABLE_DEFAULT_HASH_MEMORY_SIZE; am->fa_conn_table_max_entries = ACL_FA_CONN_TABLE_DEFAULT_MAX_ENTRIES; + am->reclassify_sessions = 0; vlib_thread_main_t *tm = vlib_get_thread_main (); - vec_validate(am->per_worker_data, tm->n_vlib_mains-1); + + am->fa_min_deleted_sessions_per_interval = + ACL_FA_DEFAULT_MIN_DELETED_SESSIONS_PER_INTERVAL; + am->fa_max_deleted_sessions_per_interval = + ACL_FA_DEFAULT_MAX_DELETED_SESSIONS_PER_INTERVAL; + am->fa_cleaner_wait_time_increment = + ACL_FA_DEFAULT_CLEANER_WAIT_TIME_INCREMENT; + + vec_validate (am->per_worker_data, tm->n_vlib_mains - 1); { u16 wk; - u8 tt; - for (wk = 0; wk < vec_len (am->per_worker_data); wk++) { - acl_fa_per_worker_data_t *pw = &am->per_worker_data[wk]; - vec_validate(pw->fa_conn_list_head, ACL_N_TIMEOUTS-1); - vec_validate(pw->fa_conn_list_tail, ACL_N_TIMEOUTS-1); - for(tt = 0; tt < ACL_N_TIMEOUTS; tt++) { - pw->fa_conn_list_head[tt] = ~0; - pw->fa_conn_list_tail[tt] = ~0; + for (wk = 0; wk < vec_len (am->per_worker_data); wk++) + { + acl_fa_per_worker_data_t *pw = &am->per_worker_data[wk]; + if (tm->n_vlib_mains > 1) + { + clib_spinlock_init (&pw->pending_session_change_request_lock); + } + vec_validate (pw->expired, + ACL_N_TIMEOUTS * + am->fa_max_deleted_sessions_per_interval); + _vec_len (pw->expired) = 0; + vec_validate_init_empty (pw->fa_conn_list_head, ACL_N_TIMEOUTS - 1, + FA_SESSION_BOGUS_INDEX); + vec_validate_init_empty (pw->fa_conn_list_tail, ACL_N_TIMEOUTS - 1, + FA_SESSION_BOGUS_INDEX); + vec_validate_init_empty (pw->fa_conn_list_head_expiry_time, + ACL_N_TIMEOUTS - 1, ~0ULL); } - } } - am->fa_min_deleted_sessions_per_interval = ACL_FA_DEFAULT_MIN_DELETED_SESSIONS_PER_INTERVAL; - am->fa_max_deleted_sessions_per_interval = ACL_FA_DEFAULT_MAX_DELETED_SESSIONS_PER_INTERVAL; - am->fa_cleaner_wait_time_increment = ACL_FA_DEFAULT_CLEANER_WAIT_TIME_INCREMENT; - am->fa_cleaner_cnt_delete_by_sw_index = 0; am->fa_cleaner_cnt_delete_by_sw_index_ok = 0; am->fa_cleaner_cnt_unknown_event = 0; @@ -2697,13 +3651,27 @@ acl_init (vlib_main_t * vm) #define _(N, v, s) am->fa_ipv6_known_eh_bitmap = clib_bitmap_set(am->fa_ipv6_known_eh_bitmap, v, 1); foreach_acl_eh #undef _ - - am->l4_match_nonfirst_fragment = 1; + am->l4_match_nonfirst_fragment = 1; /* use the new fancy hash-based matching */ am->use_hash_acl_matching = 1; + /* use tuplemerge by default */ + am->use_tuple_merge = 1; + /* Set the default threshold */ + am->tuple_merge_split_threshold = TM_SPLIT_THRESHOLD; + + am->interface_acl_user_id = ~0; /* defer till the first use */ return error; } VLIB_INIT_FUNCTION (acl_init); + + +/* + * fd.io coding-style-patch-verification: ON + * + * Local Variables: + * eval: (c-set-style "gnu") + * End: + */