X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=src%2Fvnet%2Fl2%2Fl2_bd.c;h=59149093b218945e45e705fe18b9777dd9430060;hb=b7b929931a07fbb27b43d5cd105f366c3e29807e;hp=7c55789bb32d0b30517ff2669c9de0acedbae523;hpb=d77630adaf48f05766c33ec60ef19ed50acae161;p=vpp.git diff --git a/src/vnet/l2/l2_bd.c b/src/vnet/l2/l2_bd.c index 7c55789bb32..59149093b21 100644 --- a/src/vnet/l2/l2_bd.c +++ b/src/vnet/l2/l2_bd.c @@ -52,12 +52,14 @@ bd_validate (l2_bridge_domain_t * bd_config) { if (bd_is_valid (bd_config)) return; - bd_config->feature_bitmap = ~L2INPUT_FEAT_ARP_TERM; + bd_config->feature_bitmap = ~(L2INPUT_FEAT_ARP_TERM | L2INPUT_FEAT_UU_FWD); bd_config->bvi_sw_if_index = ~0; + bd_config->uu_fwd_sw_if_index = ~0; bd_config->members = 0; bd_config->flood_count = 0; bd_config->tun_master_count = 0; bd_config->tun_normal_count = 0; + bd_config->no_flood_count = 0; bd_config->mac_by_ip4 = 0; bd_config->mac_by_ip6 = hash_create_mem (0, sizeof (ip6_address_t), sizeof (uword)); @@ -94,6 +96,11 @@ bd_delete (bd_main_t * bdm, u32 bd_index) { l2_bridge_domain_t *bd = &l2input_main.bd_configs[bd_index]; u32 bd_id = bd->bd_id; + u64 mac_addr; + ip6_address_t *ip6_addr_key; + + /* flush non-static MACs in BD and removed bd_id from hash table */ + l2fib_flush_bd_mac (vlib_get_main (), bd_index); hash_unset (bdm->bd_index_by_bd_id, bd_id); /* mark this index clear */ @@ -103,11 +110,19 @@ bd_delete (bd_main_t * bdm, u32 bd_index) bd->bd_id = ~0; bd->feature_bitmap = 0; - /* free memory used by BD and flush non-static MACs in BD */ + /* free BD tag */ + vec_free (bd->bd_tag); + + /* free memory used by BD */ vec_free (bd->members); hash_free (bd->mac_by_ip4); + /* *INDENT-OFF* */ + hash_foreach_mem (ip6_addr_key, mac_addr, bd->mac_by_ip6, + ({ + clib_mem_free (ip6_addr_key); /* free memory used for ip6 addr key */ + })); + /* *INDENT-ON* */ hash_free (bd->mac_by_ip6); - l2fib_flush_bd_mac (vlib_get_main (), bd_index); return 0; } @@ -115,38 +130,46 @@ bd_delete (bd_main_t * bdm, u32 bd_index) static void update_flood_count (l2_bridge_domain_t * bd_config) { - bd_config->flood_count = vec_len (bd_config->members) - - (bd_config->tun_master_count ? bd_config->tun_normal_count : 0); + bd_config->flood_count = (vec_len (bd_config->members) - + (bd_config->tun_master_count ? + bd_config->tun_normal_count : 0)); + bd_config->flood_count -= bd_config->no_flood_count; } void bd_add_member (l2_bridge_domain_t * bd_config, l2_flood_member_t * member) { - u32 ix; + u32 ix = 0; vnet_sw_interface_t *sw_if = vnet_get_sw_interface (vnet_get_main (), member->sw_if_index); /* * Add one element to the vector - * vector is ordered [ bvi, normal/tun_masters..., tun_normals... ] + * vector is ordered [ bvi, normal/tun_masters..., tun_normals... no_flood] * When flooding, the bvi interface (if present) must be the last member * processed due to how BVI processing can change the packet. To enable * this order, we make the bvi interface the first in the vector and - * flooding walks the vector in reverse. + * flooding walks the vector in reverse. The flood-count determines where + * in the member list to start the walk from. */ switch (sw_if->flood_class) { + case VNET_FLOOD_CLASS_NO_FLOOD: + bd_config->no_flood_count++; + ix = vec_len (bd_config->members); + break; + case VNET_FLOOD_CLASS_BVI: + ix = 0; + break; case VNET_FLOOD_CLASS_TUNNEL_MASTER: bd_config->tun_master_count++; /* Fall through */ - default: - /* Fall through */ case VNET_FLOOD_CLASS_NORMAL: - ix = (member->flags & L2_FLOOD_MEMBER_BVI) ? 0 : - vec_len (bd_config->members) - bd_config->tun_normal_count; + ix = (vec_len (bd_config->members) - + bd_config->tun_normal_count - bd_config->no_flood_count); break; case VNET_FLOOD_CLASS_TUNNEL_NORMAL: - ix = vec_len (bd_config->members); + ix = (vec_len (bd_config->members) - bd_config->no_flood_count); bd_config->tun_normal_count++; break; } @@ -178,6 +201,8 @@ bd_remove_member (l2_bridge_domain_t * bd_config, u32 sw_if_index) bd_config->tun_master_count--; else if (sw_if->flood_class == VNET_FLOOD_CLASS_TUNNEL_NORMAL) bd_config->tun_normal_count--; + else if (sw_if->flood_class == VNET_FLOOD_CLASS_NO_FLOOD) + bd_config->no_flood_count--; } vec_delete (bd_config->members, 1, ix); update_flood_count (bd_config); @@ -216,16 +241,12 @@ VLIB_INIT_FUNCTION (l2bd_init); Return 0 if ok, non-zero if for an error. */ u32 -bd_set_flags (vlib_main_t * vm, u32 bd_index, u32 flags, u32 enable) +bd_set_flags (vlib_main_t * vm, u32 bd_index, bd_flags_t flags, u32 enable) { - l2_bridge_domain_t *bd_config; - u32 feature_bitmap = 0; - - vec_validate (l2input_main.bd_configs, bd_index); - bd_config = vec_elt_at_index (l2input_main.bd_configs, bd_index); - + l2_bridge_domain_t *bd_config = l2input_bd_config (bd_index); bd_validate (bd_config); + u32 feature_bitmap = 0; if (flags & L2_LEARN) { @@ -257,7 +278,7 @@ bd_set_flags (vlib_main_t * vm, u32 bd_index, u32 flags, u32 enable) bd_config->feature_bitmap &= ~feature_bitmap; } - return 0; + return bd_config->feature_bitmap; } /** @@ -282,6 +303,32 @@ bd_set_mac_age (vlib_main_t * vm, u32 bd_index, u8 age) L2_MAC_AGE_PROCESS_EVENT_STOP, 0); } +/** + Set the tag for the bridge domain. +*/ + +static void +bd_set_bd_tag (vlib_main_t * vm, u32 bd_index, u8 * bd_tag) +{ + u8 *old; + l2_bridge_domain_t *bd_config; + vec_validate (l2input_main.bd_configs, bd_index); + bd_config = vec_elt_at_index (l2input_main.bd_configs, bd_index); + + old = bd_config->bd_tag; + + if (bd_tag[0]) + { + bd_config->bd_tag = format (0, "%s%c", bd_tag, 0); + } + else + { + bd_config->bd_tag = NULL; + } + + vec_free (old); +} + /** Set bridge-domain learn enable/disable. The CLI format is: @@ -304,6 +351,10 @@ bd_learn (vlib_main_t * vm, goto done; } + if (bd_id == 0) + return clib_error_return (0, + "No operations on the default bridge domain are supported"); + p = hash_get (bdm->bd_index_by_bd_id, bd_id); if (p == 0) @@ -318,12 +369,7 @@ bd_learn (vlib_main_t * vm, } /* set the bridge domain flag */ - if (bd_set_flags (vm, bd_index, L2_LEARN, enable)) - { - error = - clib_error_return (0, "bridge-domain id %d out of range", bd_index); - goto done; - } + bd_set_flags (vm, bd_index, L2_LEARN, enable); done: return error; @@ -369,6 +415,10 @@ bd_fwd (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cmd) goto done; } + if (bd_id == 0) + return clib_error_return (0, + "No operations on the default bridge domain are supported"); + p = hash_get (bdm->bd_index_by_bd_id, bd_id); if (p == 0) @@ -383,12 +433,7 @@ bd_fwd (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cmd) } /* set the bridge domain flag */ - if (bd_set_flags (vm, bd_index, L2_FWD, enable)) - { - error = - clib_error_return (0, "bridge-domain id %d out of range", bd_index); - goto done; - } + bd_set_flags (vm, bd_index, L2_FWD, enable); done: return error; @@ -436,6 +481,10 @@ bd_flood (vlib_main_t * vm, goto done; } + if (bd_id == 0) + return clib_error_return (0, + "No operations on the default bridge domain are supported"); + p = hash_get (bdm->bd_index_by_bd_id, bd_id); if (p == 0) @@ -450,12 +499,7 @@ bd_flood (vlib_main_t * vm, } /* set the bridge domain flag */ - if (bd_set_flags (vm, bd_index, L2_FLOOD, enable)) - { - error = - clib_error_return (0, "bridge-domain id %d out of range", bd_index); - goto done; - } + bd_set_flags (vm, bd_index, L2_FLOOD, enable); done: return error; @@ -481,7 +525,7 @@ VLIB_CLI_COMMAND (bd_flood_cli, static) = { /* *INDENT-ON* */ /** - Set bridge-domain unkown-unicast flood enable/disable. + Set bridge-domain unknown-unicast flood enable/disable. The CLI format is: set bridge-domain uu-flood [disable] */ @@ -502,6 +546,10 @@ bd_uu_flood (vlib_main_t * vm, goto done; } + if (bd_id == 0) + return clib_error_return (0, + "No operations on the default bridge domain are supported"); + p = hash_get (bdm->bd_index_by_bd_id, bd_id); if (p == 0) @@ -516,12 +564,7 @@ bd_uu_flood (vlib_main_t * vm, } /* set the bridge domain flag */ - if (bd_set_flags (vm, bd_index, L2_UU_FLOOD, enable)) - { - error = - clib_error_return (0, "bridge-domain id %d out of range", bd_index); - goto done; - } + bd_set_flags (vm, bd_index, L2_UU_FLOOD, enable); done: return error; @@ -568,6 +611,10 @@ bd_arp_term (vlib_main_t * vm, goto done; } + if (bd_id == 0) + return clib_error_return (0, + "No operations on the default bridge domain are supported"); + p = hash_get (bdm->bd_index_by_bd_id, bd_id); if (p) bd_index = *p; @@ -579,12 +626,7 @@ bd_arp_term (vlib_main_t * vm, enable = 0; /* set the bridge domain flag */ - if (bd_set_flags (vm, bd_index, L2_ARP_TERM, enable)) - { - error = - clib_error_return (0, "bridge-domain id %d out of range", bd_index); - goto done; - } + bd_set_flags (vm, bd_index, L2_ARP_TERM, enable); done: return error; @@ -607,6 +649,10 @@ bd_mac_age (vlib_main_t * vm, goto done; } + if (bd_id == 0) + return clib_error_return (0, + "No operations on the default bridge domain are supported"); + p = hash_get (bdm->bd_index_by_bd_id, bd_id); if (p == 0) @@ -682,22 +728,22 @@ VLIB_CLI_COMMAND (bd_arp_term_cli, static) = { * 6-byte MAC address directly in the hash table entry uword. * * @warning This only works for 64-bit processor with 8-byte uword; - * which means this code *WILL NOT WORK* for a 32-bit prcessor with + * which means this code *WILL NOT WORK* for a 32-bit processor with * 4-byte uword. */ u32 bd_add_del_ip_mac (u32 bd_index, u8 * ip_addr, u8 * mac_addr, u8 is_ip6, u8 is_add) { - l2input_main_t *l2im = &l2input_main; - l2_bridge_domain_t *bd_cfg = l2input_bd_config_from_index (l2im, bd_index); + l2_bridge_domain_t *bd_cfg = l2input_bd_config (bd_index); u64 new_mac = *(u64 *) mac_addr; u64 *old_mac; u16 *mac16 = (u16 *) & new_mac; ASSERT (sizeof (uword) == sizeof (u64)); /* make sure uword is 8 bytes */ + ASSERT (bd_is_valid (bd_cfg)); - mac16[3] = 0; /* Clear last 2 unsed bytes of the 8-byte MAC address */ + mac16[3] = 0; /* Clear last 2 unused bytes of the 8-byte MAC address */ if (is_ip6) { ip6_address_t *ip6_addr_key; @@ -706,7 +752,7 @@ bd_add_del_ip_mac (u32 bd_index, if (is_add) { if (old_mac == 0) - { /* new entry - allocate and craete ip6 address key */ + { /* new entry - allocate and create ip6 address key */ ip6_addr_key = clib_mem_alloc (sizeof (ip6_address_t)); clib_memcpy (ip6_addr_key, ip_addr, sizeof (ip6_address_t)); } @@ -715,7 +761,7 @@ bd_add_del_ip_mac (u32 bd_index, return 0; } else - { /* updat mac for ip6 address */ + { /* update mac for ip6 address */ hp = hash_get_pair (bd_cfg->mac_by_ip6, ip_addr); ip6_addr_key = (ip6_address_t *) hp->key; } @@ -780,6 +826,10 @@ bd_arp_entry (vlib_main_t * vm, goto done; } + if (bd_id == 0) + return clib_error_return (0, + "No operations on the default bridge domain are supported"); + p = hash_get (bdm->bd_index_by_bd_id, bd_id); if (p) @@ -845,7 +895,7 @@ VLIB_CLI_COMMAND (bd_arp_entry_cli, static) = { }; /* *INDENT-ON* */ -u8 * +static u8 * format_vtr (u8 * s, va_list * args) { u32 vtr_op = va_arg (*args, u32); @@ -880,6 +930,20 @@ format_vtr (u8 * s, va_list * args) } } +static u8 * +format_uu_cfg (u8 * s, va_list * args) +{ + l2_bridge_domain_t *bd_config = va_arg (*args, l2_bridge_domain_t *); + + if (bd_config->feature_bitmap & L2INPUT_FEAT_UU_FWD) + return (format (s, "%U", format_vnet_sw_if_index_name_with_NA, + vnet_get_main (), bd_config->uu_fwd_sw_if_index)); + else if (bd_config->feature_bitmap & L2INPUT_FEAT_UU_FLOOD) + return (format (s, "flood")); + else + return (format (s, "drop")); +} + /** Show bridge-domain state. The CLI format is: @@ -897,10 +961,11 @@ bd_show (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cmd) u32 detail = 0; u32 intf = 0; u32 arp = 0; + u32 bd_tag = 0; u32 bd_id = ~0; uword *p; - start = 0; + start = 1; end = vec_len (l2input_main.bd_configs); if (unformat (input, "%d", &bd_id)) @@ -913,6 +978,12 @@ bd_show (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cmd) intf = 1; if (unformat (input, "arp")) arp = 1; + if (unformat (input, "bd-tag")) + bd_tag = 1; + + if (bd_id == 0) + return clib_error_return (0, + "No operations on the default bridge domain are supported"); p = hash_get (bdm->bd_index_by_bd_id, bd_id); if (p) @@ -946,10 +1017,10 @@ bd_show (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cmd) { printed = 1; vlib_cli_output (vm, - "%=5s %=7s %=4s %=9s %=9s %=9s %=9s %=9s %=9s %=9s", - "ID", "Index", "BSN", "Age(min)", "Learning", - "U-Forwrd", "UU-Flood", "Flooding", "ARP-Term", - "BVI-Intf"); + "%=8s %=7s %=4s %=9s %=9s %=9s %=11s %=9s %=9s %=11s", + "BD-ID", "Index", "BSN", "Age(min)", + "Learning", "U-Forwrd", "UU-Flood", + "Flooding", "ARP-Term", "BVI-Intf"); } if (bd_config->mac_age) @@ -957,14 +1028,13 @@ bd_show (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cmd) else as = format (as, "off"); vlib_cli_output (vm, - "%=5d %=7d %=4d %=9v %=9s %=9s %=9s %=9s %=9s %=9U", + "%=8d %=7d %=4d %=9v %=9s %=9s %=11U %=9s %=9s %=11U", bd_config->bd_id, bd_index, bd_config->seq_num, as, bd_config->feature_bitmap & L2INPUT_FEAT_LEARN ? "on" : "off", bd_config->feature_bitmap & L2INPUT_FEAT_FWD ? "on" : "off", - bd_config->feature_bitmap & L2INPUT_FEAT_UU_FLOOD ? - "on" : "off", + format_uu_cfg, bd_config, bd_config->feature_bitmap & L2INPUT_FEAT_FLOOD ? "on" : "off", bd_config->feature_bitmap & L2INPUT_FEAT_ARP_TERM ? @@ -981,8 +1051,7 @@ bd_show (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cmd) { l2_flood_member_t *member = vec_elt_at_index (bd_config->members, i); - l2_input_config_t *int_config = - l2input_intf_config (member->sw_if_index); + u8 swif_seq_num = *l2fib_swif_seq_num (member->sw_if_index); u32 vtr_opr, dot1q, tag1, tag2; if (i == 0) { @@ -995,11 +1064,18 @@ bd_show (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cmd) vlib_cli_output (vm, "%=30U%=7d%=5d%=5d%=5s%=9s%=30U", format_vnet_sw_if_index_name, vnm, member->sw_if_index, member->sw_if_index, - int_config->seq_num, member->shg, + swif_seq_num, member->shg, member->flags & L2_FLOOD_MEMBER_BVI ? "*" : "-", i < bd_config->flood_count ? "*" : "-", format_vtr, vtr_opr, dot1q, tag1, tag2); } + if (~0 != bd_config->uu_fwd_sw_if_index) + vlib_cli_output (vm, "%=30U%=7d%=5d%=5d%=5s%=9s%=30s", + format_vnet_sw_if_index_name, vnm, + bd_config->uu_fwd_sw_if_index, + bd_config->uu_fwd_sw_if_index, + 0, 0, "uu", "-", "None"); + } if ((detail || arp) && @@ -1027,6 +1103,12 @@ bd_show (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cmd) })); /* *INDENT-ON* */ } + + if ((detail || bd_tag) && (bd_config->bd_tag)) + { + vlib_cli_output (vm, "\n BD-Tag: %s", bd_config->bd_tag); + + } } } vec_free (as); @@ -1068,7 +1150,7 @@ done: /* *INDENT-OFF* */ VLIB_CLI_COMMAND (bd_show_cli, static) = { .path = "show bridge-domain", - .short_help = "show bridge-domain [bridge-domain-id [detail|int|arp]]", + .short_help = "show bridge-domain [bridge-domain-id [detail|int|arp|bd-tag]]", .function = bd_show, }; /* *INDENT-ON* */ @@ -1085,9 +1167,11 @@ bd_add_del (l2_bridge_domain_add_del_args_t * a) { if (bd_index != ~0) return VNET_API_ERROR_BD_ALREADY_EXISTS; + if (a->bd_id > L2_BD_ID_MAX) + return VNET_API_ERROR_BD_ID_EXCEED_MAX; bd_index = bd_add_bd_index (bdm, a->bd_id); - u32 enable_flags = 0, disable_flags = 0; + bd_flags_t enable_flags = 0, disable_flags = 0; if (a->flood) enable_flags |= L2_FLOOD; else @@ -1120,11 +1204,17 @@ bd_add_del (l2_bridge_domain_add_del_args_t * a) bd_set_flags (vm, bd_index, disable_flags, 0 /* disable */ ); bd_set_mac_age (vm, bd_index, a->mac_age); + + if (a->bd_tag) + bd_set_bd_tag (vm, bd_index, a->bd_tag); + } else { if (bd_index == ~0) return VNET_API_ERROR_NO_SUCH_ENTRY; + if (bd_index == 0) + return VNET_API_ERROR_BD_NOT_MODIFIABLE; if (vec_len (l2input_main.bd_configs[bd_index].members)) return VNET_API_ERROR_BD_IN_USE; rv = bd_delete (bdm, bd_index); @@ -1136,8 +1226,8 @@ bd_add_del (l2_bridge_domain_add_del_args_t * a) /** Create or delete bridge-domain. The CLI format: - create bridge-domain [learn <0|1>] [forward <0|1>] [uu-flood <0|1>] - [flood <0|1>] [arp-term <0|1>] [mac-age ] [del] + create bridge-domain [learn <0|1>] [forward <0|1>] [uu-flood <0|1>] [flood <0|1>] + [arp-term <0|1>] [mac-age ] [bd-tag ] [del] */ static clib_error_t * @@ -1150,6 +1240,7 @@ bd_add_del_command_fn (vlib_main_t * vm, unformat_input_t * input, u32 bd_id = ~0; u32 flood = 1, forward = 1, learn = 1, uu_flood = 1, arp_term = 0; u32 mac_age = 0; + u8 *bd_tag = NULL; l2_bridge_domain_add_del_args_t _a, *a = &_a; int rv; @@ -1173,6 +1264,8 @@ bd_add_del_command_fn (vlib_main_t * vm, unformat_input_t * input, ; else if (unformat (line_input, "mac-age %d", &mac_age)) ; + else if (unformat (line_input, "bd-tag %s", &bd_tag)) + ; else if (unformat (line_input, "del")) { is_add = 0; @@ -1188,13 +1281,24 @@ bd_add_del_command_fn (vlib_main_t * vm, unformat_input_t * input, goto done; } + if (bd_id == 0) + { + error = clib_error_return (0, "bridge domain 0 can not be modified"); + goto done; + } + if (mac_age > 255) { error = clib_error_return (0, "mac age must be less than 256"); goto done; } + if ((bd_tag) && (strlen ((char *) bd_tag) > 63)) + { + error = clib_error_return (0, "bd-tag cannot be longer than 63"); + goto done; + } - memset (a, 0, sizeof (*a)); + clib_memset (a, 0, sizeof (*a)); a->is_add = is_add; a->bd_id = bd_id; a->flood = (u8) flood; @@ -1203,6 +1307,7 @@ bd_add_del_command_fn (vlib_main_t * vm, unformat_input_t * input, a->learn = (u8) learn; a->arp_term = (u8) arp_term; a->mac_age = (u8) mac_age; + a->bd_tag = bd_tag; rv = bd_add_del (a); @@ -1216,7 +1321,13 @@ bd_add_del_command_fn (vlib_main_t * vm, unformat_input_t * input, error = clib_error_return (0, "bridge domain in use - remove members"); goto done; case VNET_API_ERROR_NO_SUCH_ENTRY: - error = clib_error_return (0, "bridge domain id does not exist"); + error = clib_error_return (0, "bridge domain ID does not exist"); + goto done; + case VNET_API_ERROR_BD_NOT_MODIFIABLE: + error = clib_error_return (0, "bridge domain 0 can not be modified"); + goto done; + case VNET_API_ERROR_BD_ID_EXCEED_MAX: + error = clib_error_return (0, "bridge domain ID exceed 16M limit"); goto done; default: error = clib_error_return (0, "bd_add_del returned %d", rv); @@ -1224,6 +1335,7 @@ bd_add_del_command_fn (vlib_main_t * vm, unformat_input_t * input, } done: + vec_free (bd_tag); unformat_free (line_input); return error; @@ -1263,7 +1375,7 @@ VLIB_CLI_COMMAND (bd_create_cli, static) = { .path = "create bridge-domain", .short_help = "create bridge-domain " " [learn <0|1>] [forward <0|1>] [uu-flood <0|1>] [flood <0|1>] [arp-term <0|1>]" - " [mac-age ] [del]", + " [mac-age ] [bd-tag ] [del]", .function = bd_add_del_command_fn, }; /* *INDENT-ON* */