if (mp->enable)
{
- c.static_mapping_only = mp->flags & NAT44_API_IS_STATIC_MAPPING_ONLY;
- c.connection_tracking = mp->flags & NAT44_API_IS_CONNECTION_TRACKING;
-
- c.inside_vrf = ntohl (mp->inside_vrf);
- c.outside_vrf = ntohl (mp->outside_vrf);
-
- c.sessions = ntohl (mp->sessions);
+ if ((mp->flags & NAT44_API_IS_STATIC_MAPPING_ONLY) ||
+ (mp->flags & NAT44_API_IS_CONNECTION_TRACKING))
+ {
+ rv = VNET_API_ERROR_UNSUPPORTED;
+ }
+ else
+ {
+ c.sessions = ntohl (mp->sessions);
+ c.inside_vrf = ntohl (mp->inside_vrf);
+ c.outside_vrf = ntohl (mp->outside_vrf);
- rv = nat44_plugin_enable (c);
+ rv = nat44_plugin_enable (c);
+ }
}
else
{
int rv = 0;
u32 *tmp;
- if (sm->static_mapping_only)
- {
- rv = VNET_API_ERROR_FEATURE_DISABLED;
- goto send_reply;
- }
-
is_add = mp->is_add;
twice_nat = mp->flags & NAT_API_IS_TWICE_NAT;
}
else
{
- rv = nat44_ed_del_address (this_addr, 0, twice_nat);
+ rv = nat44_ed_del_address (this_addr, twice_nat);
}
if (rv)
return;
pool_foreach (i, sm->interfaces)
- {
- send_nat44_interface_details(i, reg, mp->context);
- }
+ {
+ send_nat44_interface_details (i, reg, mp->context);
+ }
+}
+
+static_always_inline int
+add_del_dummy_output_interface (u32 sw_if_index, u8 is_inside, u8 is_add)
+{
+ snat_main_t *sm = &snat_main;
+ snat_interface_t *i;
+ int rv = 1;
+
+ pool_foreach (i, sm->output_feature_dummy_interfaces)
+ {
+ if (i->sw_if_index == sw_if_index)
+ {
+ if (!is_add)
+ {
+ pool_put (sm->output_feature_dummy_interfaces, i);
+ rv = 0;
+ }
+ goto done;
+ }
+ }
+
+ if (is_add)
+ {
+ pool_get (sm->output_feature_dummy_interfaces, i);
+ i->sw_if_index = sw_if_index;
+
+ if (is_inside)
+ {
+ i->flags |= NAT_INTERFACE_FLAG_IS_INSIDE;
+ }
+ else
+ {
+ i->flags |= NAT_INTERFACE_FLAG_IS_OUTSIDE;
+ }
+
+ rv = 0;
+ }
+
+done:
+ return rv;
}
static void
sw_if_index = ntohl (mp->sw_if_index);
- if (mp->is_add)
- {
- rv = nat44_ed_add_output_interface (sw_if_index);
- }
- else
+ // register all interfaces in the dummy structure
+ rv = add_del_dummy_output_interface (
+ sw_if_index, mp->flags & NAT_API_IS_INSIDE, mp->is_add);
+
+ if (!(mp->flags & NAT_API_IS_INSIDE))
{
- rv = nat44_ed_del_output_interface (sw_if_index);
+ if (mp->is_add)
+ {
+ rv = nat44_ed_add_output_interface (sw_if_index);
+ }
+ else
+ {
+ rv = nat44_ed_del_output_interface (sw_if_index);
+ }
}
BAD_SW_IF_INDEX_LABEL;
rmp->context = context;
if (nat44_ed_is_interface_inside (i))
- rmp->flags |= NAT_API_IS_INSIDE;
+ {
+ rmp->flags |= NAT_API_IS_INSIDE;
+ }
vl_api_send_msg (reg, (u8 *) rmp);
}
if (!reg)
return;
- pool_foreach (i, sm->output_feature_interfaces)
- {
- send_nat44_interface_output_feature_details (i, reg, mp->context);
- }
+ pool_foreach (i, sm->output_feature_dummy_interfaces)
+ {
+ send_nat44_interface_output_feature_details (i, reg, mp->context);
+ }
+}
+
+static void
+vl_api_nat44_ed_add_del_output_interface_t_handler (
+ vl_api_nat44_ed_add_del_output_interface_t *mp)
+{
+ vl_api_nat44_ed_add_del_output_interface_reply_t *rmp;
+ snat_main_t *sm = &snat_main;
+ int rv = 0;
+
+ VALIDATE_SW_IF_INDEX_END (mp);
+
+ if (mp->is_add)
+ {
+ rv = nat44_ed_add_output_interface (mp->sw_if_index);
+ }
+ else
+ {
+ rv = nat44_ed_del_output_interface (mp->sw_if_index);
+ }
+
+bad_sw_if_index:
+ REPLY_MACRO_END (VL_API_NAT44_ED_ADD_DEL_OUTPUT_INTERFACE_REPLY);
+}
+
+#define vl_endianfun
+#include <nat/nat44-ed/nat44_ed.api.h>
+#undef vl_endianfun
+static void
+send_nat44_ed_output_interface_details (u32 index, vl_api_registration_t *rp,
+ u32 context)
+{
+ snat_main_t *sm = &snat_main;
+ vl_api_nat44_ed_output_interface_details_t *rmp;
+ snat_interface_t *i =
+ pool_elt_at_index (sm->output_feature_interfaces, index);
+
+ /* Make sure every field is initiated (or don't skip the clib_memset()) */
+ REPLY_MACRO_DETAILS4 (
+ VL_API_NAT44_ED_OUTPUT_INTERFACE_DETAILS, rp, context, ({
+ rmp->sw_if_index = i->sw_if_index;
+
+ /* Endian hack until apigen registers _details
+ * endian functions */
+ vl_api_nat44_ed_output_interface_details_t_endian (rmp);
+ rmp->_vl_msg_id = htons (rmp->_vl_msg_id);
+ rmp->context = htonl (rmp->context);
+ }));
+}
+
+static void
+vl_api_nat44_ed_output_interface_get_t_handler (
+ vl_api_nat44_ed_output_interface_get_t *mp)
+{
+ vl_api_nat44_ed_output_interface_get_reply_t *rmp;
+ snat_main_t *sm = &snat_main;
+ i32 rv = 0;
+
+ if (pool_elts (sm->output_feature_interfaces) == 0)
+ {
+ REPLY_MACRO (VL_API_NAT44_ED_OUTPUT_INTERFACE_GET_REPLY);
+ return;
+ }
+
+ REPLY_AND_DETAILS_MACRO (
+ VL_API_NAT44_ED_OUTPUT_INTERFACE_GET_REPLY, sm->output_feature_interfaces,
+ ({ send_nat44_ed_output_interface_details (cursor, rp, mp->context); }));
}
static void
ip4_address_t l_addr, e_addr, pool_addr = { 0 };
u32 sw_if_index, flags = 0, vrf_id;
u16 l_port = 0, e_port = 0;
- nat_protocol_t proto = 0;
+ ip_protocol_t proto = 0;
u8 *tag = 0;
memcpy (&l_addr.as_u8, mp->local_ip_address, 4);
{
l_port = mp->local_port;
e_port = mp->external_port;
- proto = ip_proto_to_nat_proto (mp->protocol);
+ proto = mp->protocol;
}
if (mp->flags & NAT_API_IS_TWICE_NAT)
ip4_address_t l_addr, e_addr, pool_addr;
u32 sw_if_index, flags = 0, vrf_id;
u16 l_port = 0, e_port = 0;
- nat_protocol_t proto;
+ ip_protocol_t proto;
u8 *tag = 0;
memcpy (&l_addr.as_u8, mp->local_ip_address, 4);
memcpy (&e_addr.as_u8, mp->external_ip_address, 4);
}
- proto = ip_proto_to_nat_proto (mp->protocol);
+ proto = mp->protocol;
vrf_id = clib_net_to_host_u32 (mp->vrf_id);
if (mp->is_add)
}
else
{
- rmp->protocol = nat_proto_to_ip_proto (m->proto);
+ rmp->protocol = m->proto;
rmp->external_port = m->external_port;
rmp->local_port = m->local_port;
}
}
static void
-send_nat44_static_map_resolve_details (snat_static_map_resolve_t * m,
- vl_api_registration_t * reg,
- u32 context)
+send_nat44_static_map_resolve_details (snat_static_mapping_resolve_t *m,
+ vl_api_registration_t *reg, u32 context)
{
vl_api_nat44_static_mapping_details_t *rmp;
snat_main_t *sm = &snat_main;
rmp->vrf_id = htonl (m->vrf_id);
rmp->context = context;
- if (m->twice_nat)
- rmp->flags |= NAT_API_IS_TWICE_NAT;
+ if (is_sm_twice_nat (m->flags))
+ {
+ rmp->flags |= NAT_API_IS_TWICE_NAT;
+ }
- if (m->addr_only)
+ if (is_sm_addr_only (m->flags))
{
rmp->flags |= NAT_API_IS_ADDR_ONLY;
}
else
{
- rmp->protocol = nat_proto_to_ip_proto (m->proto);
+ rmp->protocol = m->proto;
rmp->external_port = m->e_port;
rmp->local_port = m->l_port;
}
+
if (m->tag)
strncpy ((char *) rmp->tag, (char *) m->tag, vec_len (m->tag));
vl_api_registration_t *reg;
snat_main_t *sm = &snat_main;
snat_static_mapping_t *m;
- snat_static_map_resolve_t *rp;
+ snat_static_mapping_resolve_t *rp;
int j;
reg = vl_api_client_index_to_registration (mp->client_index);
send_nat44_static_mapping_details (m, reg, mp->context);
}
- for (j = 0; j < vec_len (sm->to_resolve); j++)
+ for (j = 0; j < vec_len (sm->sm_to_resolve); j++)
{
- rp = sm->to_resolve + j;
- if (!rp->identity_nat)
+ rp = sm->sm_to_resolve + j;
+ if (!is_sm_identity_nat (rp->flags))
send_nat44_static_map_resolve_details (rp, reg, mp->context);
}
}
ip4_address_t addr, pool_addr = { 0 };
u32 sw_if_index, flags, vrf_id;
- nat_protocol_t proto = 0;
+ ip_protocol_t proto = 0;
u16 port = 0;
u8 *tag = 0;
else
{
port = mp->port;
- proto = ip_proto_to_nat_proto (mp->protocol);
+ proto = mp->protocol;
}
sw_if_index = clib_net_to_host_u32 (mp->sw_if_index);
rmp->port = m->local_port;
rmp->sw_if_index = ~0;
rmp->vrf_id = htonl (local->vrf_id);
- rmp->protocol = nat_proto_to_ip_proto (m->proto);
+ rmp->protocol = m->proto;
rmp->context = context;
if (m->tag)
strncpy ((char *) rmp->tag, (char *) m->tag, vec_len (m->tag));
}
static void
-send_nat44_identity_map_resolve_details (snat_static_map_resolve_t * m,
- vl_api_registration_t * reg,
+send_nat44_identity_map_resolve_details (snat_static_mapping_resolve_t *m,
+ vl_api_registration_t *reg,
u32 context)
{
vl_api_nat44_identity_mapping_details_t *rmp;
rmp->_vl_msg_id =
ntohs (VL_API_NAT44_IDENTITY_MAPPING_DETAILS + sm->msg_id_base);
- if (m->addr_only)
+ if (is_sm_addr_only (m->flags))
rmp->flags = (vl_api_nat_config_flags_t) NAT_API_IS_ADDR_ONLY;
rmp->port = m->l_port;
rmp->sw_if_index = htonl (m->sw_if_index);
rmp->vrf_id = htonl (m->vrf_id);
- rmp->protocol = nat_proto_to_ip_proto (m->proto);
+ rmp->protocol = m->proto;
rmp->context = context;
if (m->tag)
strncpy ((char *) rmp->tag, (char *) m->tag, vec_len (m->tag));
vl_api_registration_t *reg;
snat_main_t *sm = &snat_main;
snat_static_mapping_t *m;
- snat_static_map_resolve_t *rp;
+ snat_static_mapping_resolve_t *rp;
int j;
reg = vl_api_client_index_to_registration (mp->client_index);
}
}
- for (j = 0; j < vec_len (sm->to_resolve); j++)
+ for (j = 0; j < vec_len (sm->sm_to_resolve); j++)
{
- rp = sm->to_resolve + j;
- if (rp->identity_nat)
+ rp = sm->sm_to_resolve + j;
+ if (is_sm_identity_nat (rp->flags))
send_nat44_identity_map_resolve_details (rp, reg, mp->context);
}
}
u8 twice_nat;
int rv = 0;
- if (sm->static_mapping_only)
- {
- rv = VNET_API_ERROR_FEATURE_DISABLED;
- goto send_reply;
- }
-
VALIDATE_SW_IF_INDEX (mp);
twice_nat = mp->flags & NAT_API_IS_TWICE_NAT;
BAD_SW_IF_INDEX_LABEL;
-send_reply:
REPLY_MACRO (VL_API_NAT44_ADD_DEL_INTERFACE_ADDR_REPLY);
}
vl_api_nat44_interface_addr_dump_t_handler (vl_api_nat44_interface_addr_dump_t
* mp)
{
- vl_api_registration_t *reg;
snat_main_t *sm = &snat_main;
- u32 *i;
+ vl_api_registration_t *reg;
+ snat_address_resolve_t *ap;
reg = vl_api_client_index_to_registration (mp->client_index);
if (!reg)
return;
- vec_foreach (i, sm->auto_add_sw_if_indices)
+ vec_foreach (ap, sm->addr_to_resolve)
{
- send_nat44_interface_addr_details (*i, reg, mp->context, 0);
- }
- vec_foreach (i, sm->auto_add_sw_if_indices_twice_nat)
- {
- send_nat44_interface_addr_details (*i, reg, mp->context, 1);
+ send_nat44_interface_addr_details (ap->sw_if_index, reg, mp->context,
+ ap->is_twice_nat);
}
}
vl_api_nat44_add_del_lb_static_mapping_reply_t *rmp;
nat44_lb_addr_port_t *locals = 0;
ip4_address_t e_addr;
- nat_protocol_t proto;
+ ip_protocol_t proto;
u32 flags = 0;
u8 *tag = 0;
int rv = 0;
locals = unformat_nat44_lb_addr_port (mp->locals,
clib_net_to_host_u32 (mp->local_num));
clib_memcpy (&e_addr, mp->external_addr, 4);
- proto = ip_proto_to_nat_proto (mp->protocol);
+ proto = mp->protocol;
if (mp->flags & NAT_API_IS_TWICE_NAT)
{
vl_api_nat44_lb_static_mapping_add_del_local_reply_t *rmp;
int rv = 0;
ip4_address_t e_addr, l_addr;
- nat_protocol_t proto;
+ ip_protocol_t proto;
clib_memcpy (&e_addr, mp->external_addr, 4);
clib_memcpy (&l_addr, mp->local.addr, 4);
- proto = ip_proto_to_nat_proto (mp->protocol);
+ proto = mp->protocol;
rv = nat44_ed_add_del_lb_static_mapping_local (
e_addr, mp->external_port, l_addr, mp->local.port, proto,
rmp = vl_msg_api_alloc (
sizeof (*rmp) + (pool_elts (m->locals) * sizeof (nat44_lb_addr_port_t)));
+
clib_memset (rmp, 0, sizeof (*rmp));
rmp->_vl_msg_id =
ntohs (VL_API_NAT44_LB_STATIC_MAPPING_DETAILS + sm->msg_id_base);
clib_memcpy (rmp->external_addr, &(m->external_addr), 4);
rmp->external_port = m->external_port;
- rmp->protocol = nat_proto_to_ip_proto (m->proto);
+ rmp->protocol = m->proto;
rmp->context = context;
if (is_sm_self_twice_nat (m->flags))
if (mp->enable)
{
- if (mp->users || mp->user_sessions)
+ if ((mp->flags & NAT44_API_IS_STATIC_MAPPING_ONLY) ||
+ (mp->flags & NAT44_API_IS_CONNECTION_TRACKING) || mp->users ||
+ mp->user_sessions)
{
rv = VNET_API_ERROR_UNSUPPORTED;
}
else
{
- c.static_mapping_only = mp->flags & NAT44_API_IS_STATIC_MAPPING_ONLY;
- c.connection_tracking = mp->flags & NAT44_API_IS_CONNECTION_TRACKING;
-
+ c.sessions = ntohl (mp->sessions);
c.inside_vrf = ntohl (mp->inside_vrf);
c.outside_vrf = ntohl (mp->outside_vrf);
- c.sessions = ntohl (mp->sessions);
-
rv = nat44_plugin_enable (c);
}
}
rmp->max_translations_per_user = 0;
rmp->outside_vrf_id = htonl (sm->outside_vrf_id);
rmp->inside_vrf_id = htonl (sm->inside_vrf_id);
- rmp->static_mapping_only = sm->static_mapping_only;
- rmp->static_mapping_connection_tracking =
- sm->static_mapping_connection_tracking;
+ rmp->static_mapping_only = 0;
+ rmp->static_mapping_connection_tracking = 0;
rmp->endpoint_dependent = 1;
rmp->out2in_dpo = 0;
}));
rmp->max_translations_per_user = 0;
rmp->outside_vrf_id = htonl (sm->outside_vrf_id);
rmp->inside_vrf_id = htonl (sm->inside_vrf_id);
- rmp->static_mapping_only = sm->static_mapping_only;
- rmp->static_mapping_connection_tracking =
- sm->static_mapping_connection_tracking;
+ rmp->static_mapping_only = 0;
+ rmp->static_mapping_connection_tracking = 0;
rmp->endpoint_dependent = 1;
rmp->out2in_dpo = 0;
rmp->max_translations_per_thread =
// consider how to split functionality between subplugins
rmp->ipfix_logging_enabled = nat_ipfix_logging_enabled ();
rmp->flags |= NAT44_IS_ENDPOINT_DEPENDENT;
- if (rc->static_mapping_only)
- rmp->flags |= NAT44_IS_STATIC_MAPPING_ONLY;
- if (rc->connection_tracking)
- rmp->flags |= NAT44_IS_CONNECTION_TRACKING;
}));
}
rmp->total_bytes = clib_host_to_net_u64 (s->total_bytes);
rmp->total_pkts = ntohl (s->total_pkts);
rmp->context = context;
- if (snat_is_unk_proto_session (s))
- {
- rmp->outside_port = 0;
- rmp->inside_port = 0;
- rmp->protocol = ntohs (s->in2out.port);
- }
- else
+ rmp->outside_port = s->out2in.port;
+ rmp->inside_port = s->in2out.port;
+ rmp->protocol = clib_host_to_net_u16 (s->proto);
+ clib_memcpy (rmp->ext_host_address, &s->ext_host_addr, 4);
+ rmp->ext_host_port = s->ext_host_port;
+ if (nat44_ed_is_twice_nat_session (s))
{
- rmp->outside_port = s->out2in.port;
- rmp->inside_port = s->in2out.port;
- rmp->protocol = ntohs (nat_proto_to_ip_proto (s->nat_proto));
+ clib_memcpy (rmp->ext_host_nat_address, &s->ext_host_nat_addr, 4);
+ rmp->ext_host_nat_port = s->ext_host_nat_port;
}
- clib_memcpy (rmp->ext_host_address, &s->ext_host_addr, 4);
- rmp->ext_host_port = s->ext_host_port;
- if (nat44_ed_is_twice_nat_session (s))
- {
- clib_memcpy (rmp->ext_host_nat_address, &s->ext_host_nat_addr, 4);
- rmp->ext_host_nat_port = s->ext_host_nat_port;
- }
vl_api_send_msg (reg, (u8 *) rmp);
}
}
}
+static void
+send_nat44_user_session_v2_details (snat_session_t *s,
+ vl_api_registration_t *reg, u32 context)
+{
+ vl_api_nat44_user_session_v2_details_t *rmp;
+ snat_main_t *sm = &snat_main;
+ u64 now = vlib_time_now (sm->vnet_main->vlib_main);
+ u64 sess_timeout_time = 0;
+
+ rmp = vl_msg_api_alloc (sizeof (*rmp));
+ clib_memset (rmp, 0, sizeof (*rmp));
+ rmp->_vl_msg_id =
+ ntohs (VL_API_NAT44_USER_SESSION_V2_DETAILS + sm->msg_id_base);
+ clib_memcpy (rmp->outside_ip_address, (&s->out2in.addr), 4);
+ clib_memcpy (rmp->inside_ip_address, (&s->in2out.addr), 4);
+
+ if (nat44_ed_is_session_static (s))
+ rmp->flags |= NAT_API_IS_STATIC;
+
+ if (nat44_ed_is_twice_nat_session (s))
+ rmp->flags |= NAT_API_IS_TWICE_NAT;
+
+ rmp->flags |= NAT_API_IS_EXT_HOST_VALID;
+
+ rmp->last_heard = clib_host_to_net_u64 ((u64) s->last_heard);
+ rmp->total_bytes = clib_host_to_net_u64 (s->total_bytes);
+ rmp->total_pkts = ntohl (s->total_pkts);
+ rmp->context = context;
+ rmp->outside_port = s->out2in.port;
+ rmp->inside_port = s->in2out.port;
+ rmp->protocol = clib_host_to_net_u16 (s->proto);
+ clib_memcpy (rmp->ext_host_address, &s->ext_host_addr, 4);
+ rmp->ext_host_port = s->ext_host_port;
+ if (nat44_ed_is_twice_nat_session (s))
+ {
+ clib_memcpy (rmp->ext_host_nat_address, &s->ext_host_nat_addr, 4);
+ rmp->ext_host_nat_port = s->ext_host_nat_port;
+ }
+
+ sess_timeout_time = s->last_heard;
+ switch (s->proto)
+ {
+ case IP_PROTOCOL_TCP:
+ if (s->state)
+ sess_timeout_time += sm->timeouts.tcp.established;
+ else
+ sess_timeout_time += sm->timeouts.tcp.transitory;
+ break;
+ case IP_PROTOCOL_UDP:
+ sess_timeout_time += sm->timeouts.udp;
+ break;
+ case IP_PROTOCOL_ICMP:
+ sess_timeout_time += sm->timeouts.icmp;
+ break;
+ default:
+ sess_timeout_time += sm->timeouts.udp;
+ break;
+ }
+
+ rmp->is_timed_out = (now >= sess_timeout_time);
+
+ vl_api_send_msg (reg, (u8 *) rmp);
+}
+
+static void
+vl_api_nat44_user_session_v2_dump_t_handler (
+ vl_api_nat44_user_session_v2_dump_t *mp)
+{
+ snat_main_per_thread_data_t *tsm;
+ snat_main_t *sm = &snat_main;
+ vl_api_registration_t *reg;
+ snat_user_key_t ukey;
+ snat_session_t *s;
+ ip4_header_t ip;
+
+ reg = vl_api_client_index_to_registration (mp->client_index);
+ if (!reg)
+ return;
+
+ clib_memcpy (&ukey.addr, mp->ip_address, 4);
+ ip.src_address.as_u32 = ukey.addr.as_u32;
+ ukey.fib_index = fib_table_find (FIB_PROTOCOL_IP4, ntohl (mp->vrf_id));
+ if (sm->num_workers > 1)
+ tsm = vec_elt_at_index (
+ sm->per_thread_data,
+ nat44_ed_get_in2out_worker_index (0, &ip, ukey.fib_index, 0));
+ else
+ tsm = vec_elt_at_index (sm->per_thread_data, sm->num_workers);
+
+ pool_foreach (s, tsm->sessions)
+ {
+ if (s->in2out.addr.as_u32 == ukey.addr.as_u32)
+ {
+ send_nat44_user_session_v2_details (s, reg, mp->context);
+ }
+ }
+}
+
/* API definitions */
#include <vnet/format_fns.h>
#include <nat/nat44-ed/nat44_ed.api.c>