summaryrefslogtreecommitdiffstats
path: root/src/plugins/nat/nat_ipfix_logging.c
diff options
context:
space:
mode:
authorFilip Varga <fivarga@cisco.com>2019-01-21 00:05:03 -0800
committerDamjan Marion <dmarion@me.com>2019-01-21 15:33:22 +0000
commit8254ab87f2b975c4c3324dc9ac08b7f7b6c167ee (patch)
tree58b93cfd5a3cbb1f2a18b988660b09051391b602 /src/plugins/nat/nat_ipfix_logging.c
parentb951ad84ab542aaebb646bf61130618b5fef8bda (diff)
NAT: VPP-1537 IPFIX per worker processing
Change-Id: I428bd25a513eb9fe65bea56572fea8cab7c51681 Signed-off-by: Filip Varga <fivarga@cisco.com>
Diffstat (limited to 'src/plugins/nat/nat_ipfix_logging.c')
-rw-r--r--src/plugins/nat/nat_ipfix_logging.c744
1 files changed, 339 insertions, 405 deletions
diff --git a/src/plugins/nat/nat_ipfix_logging.c b/src/plugins/nat/nat_ipfix_logging.c
index 8bee8e444dc..4bb96bcf4a0 100644
--- a/src/plugins/nat/nat_ipfix_logging.c
+++ b/src/plugins/nat/nat_ipfix_logging.c
@@ -19,7 +19,9 @@
#include <vlibmemory/api.h>
#include <nat/nat_inlines.h>
#include <nat/nat_ipfix_logging.h>
+#include <vppinfra/atomics.h>
+vlib_node_registration_t snat_ipfix_flush_node;
snat_ipfix_logging_main_t snat_ipfix_logging_main;
#define NAT44_SESSION_CREATE_LEN 26
@@ -111,11 +113,17 @@ typedef struct
u32 vrf_id;
} nat_ipfix_logging_nat64_bib_args_t;
-#define skip_if_disabled() \
-do { \
- snat_ipfix_logging_main_t *silm = &snat_ipfix_logging_main; \
- if (PREDICT_TRUE (!silm->enabled)) \
- return; \
+#define skip_if_disabled() \
+do { \
+ snat_ipfix_logging_main_t *silm = &snat_ipfix_logging_main; \
+ if (PREDICT_TRUE (!clib_atomic_fetch_or(&silm->enabled, 0))) \
+ return; \
+} while (0)
+
+#define update_template_id(old_id, new_id) \
+do { \
+ u16 template_id = clib_atomic_fetch_or(old_id, 0); \
+ clib_atomic_cmp_and_swap(old_id, template_id, new_id); \
} while (0)
/**
@@ -151,56 +159,79 @@ snat_template_rewrite (flow_report_main_t * frm,
ip4_ipfix_template_packet_t *tp;
u32 field_count = 0;
flow_report_stream_t *stream;
+ u32 stream_index;
stream = &frm->streams[fr->stream_index];
- silm->stream_index = fr->stream_index;
+
+ stream_index = clib_atomic_fetch_or(&silm->stream_index, 0);
+ clib_atomic_cmp_and_swap (&silm->stream_index,
+ stream_index, fr->stream_index);
if (event == NAT_ADDRESSES_EXHAUTED)
{
field_count = NAT_ADDRESSES_EXHAUTED_FIELD_COUNT;
- silm->addr_exhausted_template_id = fr->template_id;
+
+ update_template_id(&silm->addr_exhausted_template_id,
+ fr->template_id);
}
else if (event == NAT44_SESSION_CREATE)
{
field_count = NAT44_SESSION_CREATE_FIELD_COUNT;
- silm->nat44_session_template_id = fr->template_id;
+
+ update_template_id(&silm->nat44_session_template_id,
+ fr->template_id);
}
else if (event == NAT64_BIB_CREATE)
{
field_count = NAT64_BIB_FIELD_COUNT;
- silm->nat64_bib_template_id = fr->template_id;
+
+ update_template_id(&silm->nat64_bib_template_id,
+ fr->template_id);
}
else if (event == NAT64_SESSION_CREATE)
{
field_count = NAT64_SES_FIELD_COUNT;
- silm->nat64_ses_template_id = fr->template_id;
+
+ update_template_id(&silm->nat64_ses_template_id,
+ fr->template_id);
}
else if (event == QUOTA_EXCEEDED)
{
if (quota_event == MAX_ENTRIES_PER_USER)
{
field_count = MAX_ENTRIES_PER_USER_FIELD_COUNT;
- silm->max_entries_per_user_template_id = fr->template_id;
+
+ update_template_id(&silm->max_entries_per_user_template_id,
+ fr->template_id);
+
}
else if (quota_event == MAX_SESSION_ENTRIES)
{
field_count = MAX_SESSIONS_FIELD_COUNT;
- silm->max_sessions_template_id = fr->template_id;
+
+ update_template_id(&silm->max_sessions_template_id,
+ fr->template_id);
}
else if (quota_event == MAX_BIB_ENTRIES)
{
field_count = MAX_BIBS_FIELD_COUNT;
- silm->max_bibs_template_id = fr->template_id;
+
+ update_template_id(&silm->max_bibs_template_id,
+ fr->template_id);
}
else if (quota_event == MAX_FRAGMENTS_PENDING_REASSEMBLY)
{
field_count = MAX_FRAGMENTS_FIELD_COUNT;
- silm->max_frags_ip4_template_id = fr->template_id;
+
+ update_template_id(&silm->max_frags_ip4_template_id,
+ fr->template_id);
}
else if (quota_event == MAX_FRAGMENTS_PENDING_REASSEMBLY_IP6)
{
field_count = MAX_FRAGMENTS_FIELD_COUNT;
- silm->max_frags_ip6_template_id = fr->template_id;
+
+ update_template_id(&silm->max_frags_ip6_template_id,
+ fr->template_id);
}
}
@@ -530,10 +561,13 @@ snat_ipfix_header_create (flow_report_main_t * frm,
ip4_ipfix_template_packet_t *tp;
ipfix_message_header_t *h = 0;
ipfix_set_header_t *s = 0;
+ u32 sequence_number;
+ u32 stream_index;
ip4_header_t *ip;
udp_header_t *udp;
-
- stream = &frm->streams[silm->stream_index];
+
+ stream_index = clib_atomic_fetch_or(&silm->stream_index, 0);
+ stream = &frm->streams[stream_index];
b0->current_data = 0;
b0->current_length = sizeof (*ip) + sizeof (*udp) + sizeof (*h) +
@@ -561,7 +595,9 @@ snat_ipfix_header_create (flow_report_main_t * frm,
(((f64) frm->unix_time_0) +
(vlib_time_now (frm->vlib_main) -
frm->vlib_time_0)));
- h->sequence_number = clib_host_to_net_u32 (stream->sequence_number++);
+
+ sequence_number = clib_atomic_fetch_add (&stream->sequence_number, 1);
+ h->sequence_number = clib_host_to_net_u32 (sequence_number);
h->domain_id = clib_host_to_net_u32 (stream->domain_id);
*offset = (u32) (((u8 *) (s + 1)) - (u8 *) tp);
@@ -608,11 +644,13 @@ snat_ipfix_send (flow_report_main_t * frm,
}
static void
-snat_ipfix_logging_nat44_ses (u8 nat_event, u32 src_ip, u32 nat_src_ip,
- snat_protocol_t snat_proto, u16 src_port,
- u16 nat_src_port, u32 vrf_id, int do_flush)
+snat_ipfix_logging_nat44_ses (u32 thread_index, u8 nat_event, u32 src_ip,
+ u32 nat_src_ip, snat_protocol_t snat_proto,
+ u16 src_port, u16 nat_src_port, u32 vrf_id,
+ int do_flush)
{
snat_ipfix_logging_main_t *silm = &snat_ipfix_logging_main;
+ snat_ipfix_per_thread_data_t *sitd = &silm->per_thread_data[thread_index];
flow_report_main_t *frm = &flow_report_main;
vlib_frame_t *f;
vlib_buffer_t *b0 = 0;
@@ -621,16 +659,14 @@ snat_ipfix_logging_nat44_ses (u8 nat_event, u32 src_ip, u32 nat_src_ip,
vlib_main_t *vm = frm->vlib_main;
u64 now;
u8 proto = ~0;
-
- if (!silm->enabled)
- return;
+ u16 template_id;
proto = snat_proto_to_ip_proto (snat_proto);
now = (u64) ((vlib_time_now (vm) - silm->vlib_time_0) * 1e3);
now += silm->milisecond_time_0;
- b0 = silm->nat44_session_buffer;
+ b0 = sitd->nat44_session_buffer;
if (PREDICT_FALSE (b0 == 0))
{
@@ -643,22 +679,22 @@ snat_ipfix_logging_nat44_ses (u8 nat_event, u32 src_ip, u32 nat_src_ip,
return;
}
- b0 = silm->nat44_session_buffer = vlib_get_buffer (vm, bi0);
+ b0 = sitd->nat44_session_buffer = vlib_get_buffer (vm, bi0);
VLIB_BUFFER_TRACE_TRAJECTORY_INIT (b0);
offset = 0;
}
else
{
bi0 = vlib_get_buffer_index (vm, b0);
- offset = silm->nat44_session_next_record_offset;
+ offset = sitd->nat44_session_next_record_offset;
}
- f = silm->nat44_session_frame;
+ f = sitd->nat44_session_frame;
if (PREDICT_FALSE (f == 0))
{
u32 *to_next;
f = vlib_get_frame_to_node (vm, ip4_lookup_node.index);
- silm->nat44_session_frame = f;
+ sitd->nat44_session_frame = f;
to_next = vlib_frame_vector_args (f);
to_next[0] = bi0;
f->n_vectors = 1;
@@ -700,18 +736,22 @@ snat_ipfix_logging_nat44_ses (u8 nat_event, u32 src_ip, u32 nat_src_ip,
if (PREDICT_FALSE
(do_flush || (offset + NAT44_SESSION_CREATE_LEN) > frm->path_mtu))
{
- snat_ipfix_send (frm, f, b0, silm->nat44_session_template_id);
- silm->nat44_session_frame = 0;
- silm->nat44_session_buffer = 0;
+ template_id = clib_atomic_fetch_or (
+ &silm->nat44_session_template_id,
+ 0);
+ snat_ipfix_send (frm, f, b0, template_id);
+ sitd->nat44_session_frame = 0;
+ sitd->nat44_session_buffer = 0;
offset = 0;
}
- silm->nat44_session_next_record_offset = offset;
+ sitd->nat44_session_next_record_offset = offset;
}
static void
-snat_ipfix_logging_addr_exhausted (u32 pool_id, int do_flush)
+snat_ipfix_logging_addr_exhausted (u32 thread_index, u32 pool_id, int do_flush)
{
snat_ipfix_logging_main_t *silm = &snat_ipfix_logging_main;
+ snat_ipfix_per_thread_data_t *sitd = &silm->per_thread_data[thread_index];
flow_report_main_t *frm = &flow_report_main;
vlib_frame_t *f;
vlib_buffer_t *b0 = 0;
@@ -720,14 +760,12 @@ snat_ipfix_logging_addr_exhausted (u32 pool_id, int do_flush)
vlib_main_t *vm = frm->vlib_main;
u64 now;
u8 nat_event = NAT_ADDRESSES_EXHAUTED;
-
- if (!silm->enabled)
- return;
+ u16 template_id;
now = (u64) ((vlib_time_now (vm) - silm->vlib_time_0) * 1e3);
now += silm->milisecond_time_0;
- b0 = silm->addr_exhausted_buffer;
+ b0 = sitd->addr_exhausted_buffer;
if (PREDICT_FALSE (b0 == 0))
{
@@ -740,22 +778,22 @@ snat_ipfix_logging_addr_exhausted (u32 pool_id, int do_flush)
return;
}
- b0 = silm->addr_exhausted_buffer = vlib_get_buffer (vm, bi0);
+ b0 = sitd->addr_exhausted_buffer = vlib_get_buffer (vm, bi0);
VLIB_BUFFER_TRACE_TRAJECTORY_INIT (b0);
offset = 0;
}
else
{
bi0 = vlib_get_buffer_index (vm, b0);
- offset = silm->addr_exhausted_next_record_offset;
+ offset = sitd->addr_exhausted_next_record_offset;
}
- f = silm->addr_exhausted_frame;
+ f = sitd->addr_exhausted_frame;
if (PREDICT_FALSE (f == 0))
{
u32 *to_next;
f = vlib_get_frame_to_node (vm, ip4_lookup_node.index);
- silm->addr_exhausted_frame = f;
+ sitd->addr_exhausted_frame = f;
to_next = vlib_frame_vector_args (f);
to_next[0] = bi0;
f->n_vectors = 1;
@@ -782,18 +820,23 @@ snat_ipfix_logging_addr_exhausted (u32 pool_id, int do_flush)
if (PREDICT_FALSE
(do_flush || (offset + NAT_ADDRESSES_EXHAUTED_LEN) > frm->path_mtu))
{
- snat_ipfix_send (frm, f, b0, silm->addr_exhausted_template_id);
- silm->addr_exhausted_frame = 0;
- silm->addr_exhausted_buffer = 0;
+ template_id = clib_atomic_fetch_or (
+ &silm->addr_exhausted_template_id,
+ 0);
+ snat_ipfix_send (frm, f, b0, template_id);
+ sitd->addr_exhausted_frame = 0;
+ sitd->addr_exhausted_buffer = 0;
offset = 0;
}
- silm->addr_exhausted_next_record_offset = offset;
+ sitd->addr_exhausted_next_record_offset = offset;
}
static void
-snat_ipfix_logging_max_entries_per_usr (u32 limit, u32 src_ip, int do_flush)
+snat_ipfix_logging_max_entries_per_usr (u32 thread_index,
+ u32 limit, u32 src_ip, int do_flush)
{
snat_ipfix_logging_main_t *silm = &snat_ipfix_logging_main;
+ snat_ipfix_per_thread_data_t *sitd = &silm->per_thread_data[thread_index];
flow_report_main_t *frm = &flow_report_main;
vlib_frame_t *f;
vlib_buffer_t *b0 = 0;
@@ -803,14 +846,12 @@ snat_ipfix_logging_max_entries_per_usr (u32 limit, u32 src_ip, int do_flush)
u64 now;
u8 nat_event = QUOTA_EXCEEDED;
u32 quota_event = MAX_ENTRIES_PER_USER;
-
- if (!silm->enabled)
- return;
+ u16 template_id;
now = (u64) ((vlib_time_now (vm) - silm->vlib_time_0) * 1e3);
now += silm->milisecond_time_0;
- b0 = silm->max_entries_per_user_buffer;
+ b0 = sitd->max_entries_per_user_buffer;
if (PREDICT_FALSE (b0 == 0))
{
@@ -823,22 +864,22 @@ snat_ipfix_logging_max_entries_per_usr (u32 limit, u32 src_ip, int do_flush)
return;
}
- b0 = silm->max_entries_per_user_buffer = vlib_get_buffer (vm, bi0);
+ b0 = sitd->max_entries_per_user_buffer = vlib_get_buffer (vm, bi0);
VLIB_BUFFER_TRACE_TRAJECTORY_INIT (b0);
offset = 0;
}
else
{
bi0 = vlib_get_buffer_index (vm, b0);
- offset = silm->max_entries_per_user_next_record_offset;
+ offset = sitd->max_entries_per_user_next_record_offset;
}
- f = silm->max_entries_per_user_frame;
+ f = sitd->max_entries_per_user_frame;
if (PREDICT_FALSE (f == 0))
{
u32 *to_next;
f = vlib_get_frame_to_node (vm, ip4_lookup_node.index);
- silm->max_entries_per_user_frame = f;
+ sitd->max_entries_per_user_frame = f;
to_next = vlib_frame_vector_args (f);
to_next[0] = bi0;
f->n_vectors = 1;
@@ -871,18 +912,22 @@ snat_ipfix_logging_max_entries_per_usr (u32 limit, u32 src_ip, int do_flush)
if (PREDICT_FALSE
(do_flush || (offset + MAX_ENTRIES_PER_USER_LEN) > frm->path_mtu))
{
- snat_ipfix_send (frm, f, b0, silm->max_entries_per_user_template_id);
- silm->max_entries_per_user_frame = 0;
- silm->max_entries_per_user_buffer = 0;
+ template_id = clib_atomic_fetch_or (
+ &silm->max_entries_per_user_template_id,
+ 0);
+ snat_ipfix_send (frm, f, b0, template_id);
+ sitd->max_entries_per_user_frame = 0;
+ sitd->max_entries_per_user_buffer = 0;
offset = 0;
}
- silm->max_entries_per_user_next_record_offset = offset;
+ sitd->max_entries_per_user_next_record_offset = offset;
}
static void
-nat_ipfix_logging_max_ses (u32 limit, int do_flush)
+nat_ipfix_logging_max_ses (u32 thread_index, u32 limit, int do_flush)
{
snat_ipfix_logging_main_t *silm = &snat_ipfix_logging_main;
+ snat_ipfix_per_thread_data_t *sitd = &silm->per_thread_data[thread_index];
flow_report_main_t *frm = &flow_report_main;
vlib_frame_t *f;
vlib_buffer_t *b0 = 0;
@@ -892,14 +937,12 @@ nat_ipfix_logging_max_ses (u32 limit, int do_flush)
u64 now;
u8 nat_event = QUOTA_EXCEEDED;
u32 quota_event = MAX_SESSION_ENTRIES;
-
- if (!silm->enabled)
- return;
+ u16 template_id;
now = (u64) ((vlib_time_now (vm) - silm->vlib_time_0) * 1e3);
now += silm->milisecond_time_0;
- b0 = silm->max_sessions_buffer;
+ b0 = sitd->max_sessions_buffer;
if (PREDICT_FALSE (b0 == 0))
{
@@ -912,22 +955,22 @@ nat_ipfix_logging_max_ses (u32 limit, int do_flush)
return;
}
- b0 = silm->max_sessions_buffer = vlib_get_buffer (vm, bi0);
+ b0 = sitd->max_sessions_buffer = vlib_get_buffer (vm, bi0);
VLIB_BUFFER_TRACE_TRAJECTORY_INIT (b0);
offset = 0;
}
else
{
bi0 = vlib_get_buffer_index (vm, b0);
- offset = silm->max_sessions_next_record_offset;
+ offset = sitd->max_sessions_next_record_offset;
}
- f = silm->max_sessions_frame;
+ f = sitd->max_sessions_frame;
if (PREDICT_FALSE (f == 0))
{
u32 *to_next;
f = vlib_get_frame_to_node (vm, ip4_lookup_node.index);
- silm->max_sessions_frame = f;
+ sitd->max_sessions_frame = f;
to_next = vlib_frame_vector_args (f);
to_next[0] = bi0;
f->n_vectors = 1;
@@ -957,18 +1000,22 @@ nat_ipfix_logging_max_ses (u32 limit, int do_flush)
if (PREDICT_FALSE
(do_flush || (offset + MAX_SESSIONS_LEN) > frm->path_mtu))
{
- snat_ipfix_send (frm, f, b0, silm->max_sessions_template_id);
- silm->max_sessions_frame = 0;
- silm->max_sessions_buffer = 0;
+ template_id = clib_atomic_fetch_or (
+ &silm->max_sessions_template_id,
+ 0);
+ snat_ipfix_send (frm, f, b0, template_id);
+ sitd->max_sessions_frame = 0;
+ sitd->max_sessions_buffer = 0;
offset = 0;
}
- silm->max_sessions_next_record_offset = offset;
+ sitd->max_sessions_next_record_offset = offset;
}
static void
-nat_ipfix_logging_max_bib (u32 limit, int do_flush)
+nat_ipfix_logging_max_bib (u32 thread_index, u32 limit, int do_flush)
{
snat_ipfix_logging_main_t *silm = &snat_ipfix_logging_main;
+ snat_ipfix_per_thread_data_t *sitd = &silm->per_thread_data[thread_index];
flow_report_main_t *frm = &flow_report_main;
vlib_frame_t *f;
vlib_buffer_t *b0 = 0;
@@ -978,14 +1025,12 @@ nat_ipfix_logging_max_bib (u32 limit, int do_flush)
u64 now;
u8 nat_event = QUOTA_EXCEEDED;
u32 quota_event = MAX_BIB_ENTRIES;
-
- if (!silm->enabled)
- return;
+ u16 template_id;
now = (u64) ((vlib_time_now (vm) - silm->vlib_time_0) * 1e3);
now += silm->milisecond_time_0;
- b0 = silm->max_bibs_buffer;
+ b0 = sitd->max_bibs_buffer;
if (PREDICT_FALSE (b0 == 0))
{
@@ -998,22 +1043,22 @@ nat_ipfix_logging_max_bib (u32 limit, int do_flush)
return;
}
- b0 = silm->max_bibs_buffer = vlib_get_buffer (vm, bi0);
+ b0 = sitd->max_bibs_buffer = vlib_get_buffer (vm, bi0);
VLIB_BUFFER_TRACE_TRAJECTORY_INIT (b0);
offset = 0;
}
else
{
bi0 = vlib_get_buffer_index (vm, b0);
- offset = silm->max_bibs_next_record_offset;
+ offset = sitd->max_bibs_next_record_offset;
}
- f = silm->max_bibs_frame;
+ f = sitd->max_bibs_frame;
if (PREDICT_FALSE (f == 0))
{
u32 *to_next;
f = vlib_get_frame_to_node (vm, ip4_lookup_node.index);
- silm->max_bibs_frame = f;
+ sitd->max_bibs_frame = f;
to_next = vlib_frame_vector_args (f);
to_next[0] = bi0;
f->n_vectors = 1;
@@ -1043,18 +1088,23 @@ nat_ipfix_logging_max_bib (u32 limit, int do_flush)
if (PREDICT_FALSE
(do_flush || (offset + MAX_BIBS_LEN) > frm->path_mtu))
{
- snat_ipfix_send (frm, f, b0, silm->max_bibs_template_id);
- silm->max_bibs_frame = 0;
- silm->max_bibs_buffer = 0;
+ template_id = clib_atomic_fetch_or (
+ &silm->max_bibs_template_id,
+ 0);
+ snat_ipfix_send (frm, f, b0, template_id);
+ sitd->max_bibs_frame = 0;
+ sitd->max_bibs_buffer = 0;
offset = 0;
}
- silm->max_bibs_next_record_offset = offset;
+ sitd->max_bibs_next_record_offset = offset;
}
static void
-nat_ipfix_logging_max_frag_ip4 (u32 limit, u32 src, int do_flush)
+nat_ipfix_logging_max_frag_ip4 (u32 thread_index,
+ u32 limit, u32 src, int do_flush)
{
snat_ipfix_logging_main_t *silm = &snat_ipfix_logging_main;
+ snat_ipfix_per_thread_data_t *sitd = &silm->per_thread_data[thread_index];
flow_report_main_t *frm = &flow_report_main;
vlib_frame_t *f;
vlib_buffer_t *b0 = 0;
@@ -1064,14 +1114,12 @@ nat_ipfix_logging_max_frag_ip4 (u32 limit, u32 src, int do_flush)
u64 now;
u8 nat_event = QUOTA_EXCEEDED;
u32 quota_event = MAX_FRAGMENTS_PENDING_REASSEMBLY;
-
- if (!silm->enabled)
- return;
+ u16 template_id;
now = (u64) ((vlib_time_now (vm) - silm->vlib_time_0) * 1e3);
now += silm->milisecond_time_0;
- b0 = silm->max_frags_ip4_buffer;
+ b0 = sitd->max_frags_ip4_buffer;
if (PREDICT_FALSE (b0 == 0))
{
@@ -1084,22 +1132,22 @@ nat_ipfix_logging_max_frag_ip4 (u32 limit, u32 src, int do_flush)
return;
}
- b0 = silm->max_frags_ip4_buffer = vlib_get_buffer (vm, bi0);
+ b0 = sitd->max_frags_ip4_buffer = vlib_get_buffer (vm, bi0);
VLIB_BUFFER_TRACE_TRAJECTORY_INIT (b0);
offset = 0;
}
else
{
bi0 = vlib_get_buffer_index (vm, b0);
- offset = silm->max_frags_ip4_next_record_offset;
+ offset = sitd->max_frags_ip4_next_record_offset;
}
- f = silm->max_frags_ip4_frame;
+ f = sitd->max_frags_ip4_frame;
if (PREDICT_FALSE (f == 0))
{
u32 *to_next;
f = vlib_get_frame_to_node (vm, ip4_lookup_node.index);
- silm->max_frags_ip4_frame = f;
+ sitd->max_frags_ip4_frame = f;
to_next = vlib_frame_vector_args (f);
to_next[0] = bi0;
f->n_vectors = 1;
@@ -1132,18 +1180,23 @@ nat_ipfix_logging_max_frag_ip4 (u32 limit, u32 src, int do_flush)
if (PREDICT_FALSE
(do_flush || (offset + MAX_BIBS_LEN) > frm->path_mtu))
{
- snat_ipfix_send (frm, f, b0, silm->max_frags_ip4_template_id);
- silm->max_frags_ip4_frame = 0;
- silm->max_frags_ip4_buffer = 0;
+ template_id = clib_atomic_fetch_or (
+ &silm->max_frags_ip4_template_id,
+ 0);
+ snat_ipfix_send (frm, f, b0, template_id);
+ sitd->max_frags_ip4_frame = 0;
+ sitd->max_frags_ip4_buffer = 0;
offset = 0;
}
- silm->max_frags_ip4_next_record_offset = offset;
+ sitd->max_frags_ip4_next_record_offset = offset;
}
static void
-nat_ipfix_logging_max_frag_ip6 (u32 limit, ip6_address_t * src, int do_flush)
+nat_ipfix_logging_max_frag_ip6 (u32 thread_index,
+ u32 limit, ip6_address_t * src, int do_flush)
{
snat_ipfix_logging_main_t *silm = &snat_ipfix_logging_main;
+ snat_ipfix_per_thread_data_t *sitd = &silm->per_thread_data[thread_index];
flow_report_main_t *frm = &flow_report_main;
vlib_frame_t *f;
vlib_buffer_t *b0 = 0;
@@ -1153,14 +1206,12 @@ nat_ipfix_logging_max_frag_ip6 (u32 limit, ip6_address_t * src, int do_flush)
u64 now;
u8 nat_event = QUOTA_EXCEEDED;
u32 quota_event = MAX_FRAGMENTS_PENDING_REASSEMBLY;
-
- if (!silm->enabled)
- return;
+ u16 template_id;
now = (u64) ((vlib_time_now (vm) - silm->vlib_time_0) * 1e3);
now += silm->milisecond_time_0;
- b0 = silm->max_frags_ip6_buffer;
+ b0 = sitd->max_frags_ip6_buffer;
if (PREDICT_FALSE (b0 == 0))
{
@@ -1173,22 +1224,22 @@ nat_ipfix_logging_max_frag_ip6 (u32 limit, ip6_address_t * src, int do_flush)
return;
}
- b0 = silm->max_frags_ip6_buffer = vlib_get_buffer (vm, bi0);
+ b0 = sitd->max_frags_ip6_buffer = vlib_get_buffer (vm, bi0);
VLIB_BUFFER_TRACE_TRAJECTORY_INIT (b0);
offset = 0;
}
else
{
bi0 = vlib_get_buffer_index (vm, b0);
- offset = silm->max_frags_ip6_next_record_offset;
+ offset = sitd->max_frags_ip6_next_record_offset;
}
- f = silm->max_frags_ip6_frame;
+ f = sitd->max_frags_ip6_frame;
if (PREDICT_FALSE (f == 0))
{
u32 *to_next;
f = vlib_get_frame_to_node (vm, ip4_lookup_node.index);
- silm->max_frags_ip6_frame = f;
+ sitd->max_frags_ip6_frame = f;
to_next = vlib_frame_vector_args (f);
to_next[0] = bi0;
f->n_vectors = 1;
@@ -1221,20 +1272,25 @@ nat_ipfix_logging_max_frag_ip6 (u32 limit, ip6_address_t * src, int do_flush)
if (PREDICT_FALSE
(do_flush || (offset + MAX_BIBS_LEN) > frm->path_mtu))
{
- snat_ipfix_send (frm, f, b0, silm->max_frags_ip6_template_id);
- silm->max_frags_ip6_frame = 0;
- silm->max_frags_ip6_buffer = 0;
+ template_id = clib_atomic_fetch_or (
+ &silm->max_frags_ip6_template_id,
+ 0);
+ snat_ipfix_send (frm, f, b0, template_id);
+ sitd->max_frags_ip6_frame = 0;
+ sitd->max_frags_ip6_buffer = 0;
offset = 0;
}
- silm->max_frags_ip6_next_record_offset = offset;
+ sitd->max_frags_ip6_next_record_offset = offset;
}
static void
-nat_ipfix_logging_nat64_bibe (u8 nat_event, ip6_address_t * src_ip,
- u32 nat_src_ip, u8 proto, u16 src_port,
- u16 nat_src_port, u32 vrf_id, int do_flush)
+nat_ipfix_logging_nat64_bibe (u32 thread_index, u8 nat_event,
+ ip6_address_t * src_ip, u32 nat_src_ip,
+ u8 proto, u16 src_port, u16 nat_src_port,
+ u32 vrf_id, int do_flush)
{
snat_ipfix_logging_main_t *silm = &snat_ipfix_logging_main;
+ snat_ipfix_per_thread_data_t *sitd = &silm->per_thread_data[thread_index];
flow_report_main_t *frm = &flow_report_main;
vlib_frame_t *f;
vlib_buffer_t *b0 = 0;
@@ -1242,14 +1298,12 @@ nat_ipfix_logging_nat64_bibe (u8 nat_event, ip6_address_t * src_ip,
u32 offset;
vlib_main_t *vm = frm->vlib_main;
u64 now;
-
- if (!silm->enabled)
- return;
+ u16 template_id;
now = (u64) ((vlib_time_now (vm) - silm->vlib_time_0) * 1e3);
now += silm->milisecond_time_0;
- b0 = silm->nat64_bib_buffer;
+ b0 = sitd->nat64_bib_buffer;
if (PREDICT_FALSE (b0 == 0))
{
@@ -1262,22 +1316,22 @@ nat_ipfix_logging_nat64_bibe (u8 nat_event, ip6_address_t * src_ip,
return;
}
- b0 = silm->nat64_bib_buffer = vlib_get_buffer (vm, bi0);
+ b0 = sitd->nat64_bib_buffer = vlib_get_buffer (vm, bi0);
VLIB_BUFFER_TRACE_TRAJECTORY_INIT (b0);
offset = 0;
}
else
{
bi0 = vlib_get_buffer_index (vm, b0);
- offset = silm->nat64_bib_next_record_offset;
+ offset = sitd->nat64_bib_next_record_offset;
}
- f = silm->nat64_bib_frame;
+ f = sitd->nat64_bib_frame;
if (PREDICT_FALSE (f == 0))
{
u32 *to_next;
f = vlib_get_frame_to_node (vm, ip4_lookup_node.index);
- silm->nat64_bib_frame = f;
+ sitd->nat64_bib_frame = f;
to_next = vlib_frame_vector_args (f);
to_next[0] = bi0;
f->n_vectors = 1;
@@ -1319,22 +1373,27 @@ nat_ipfix_logging_nat64_bibe (u8 nat_event, ip6_address_t * src_ip,
if (PREDICT_FALSE
(do_flush || (offset + NAT64_BIB_LEN) > frm->path_mtu))
{
- snat_ipfix_send (frm, f, b0, silm->nat64_bib_template_id);
- silm->nat64_bib_frame = 0;
- silm->nat64_bib_buffer = 0;
+ template_id = clib_atomic_fetch_or (
+ &silm->nat64_bib_template_id,
+ 0);
+ snat_ipfix_send (frm, f, b0, template_id);
+ sitd->nat64_bib_frame = 0;
+ sitd->nat64_bib_buffer = 0;
offset = 0;
}
- silm->nat64_bib_next_record_offset = offset;
+ sitd->nat64_bib_next_record_offset = offset;
}
static void
-nat_ipfix_logging_nat64_ses (u8 nat_event, ip6_address_t * src_ip,
- u32 nat_src_ip, u8 proto, u16 src_port,
- u16 nat_src_port, ip6_address_t * dst_ip,
- u32 nat_dst_ip, u16 dst_port, u16 nat_dst_port,
+nat_ipfix_logging_nat64_ses (u32 thread_index, u8 nat_event,
+ ip6_address_t * src_ip, u32 nat_src_ip,
+ u8 proto, u16 src_port, u16 nat_src_port,
+ ip6_address_t * dst_ip, u32 nat_dst_ip,
+ u16 dst_port, u16 nat_dst_port,
u32 vrf_id, int do_flush)
{
snat_ipfix_logging_main_t *silm = &snat_ipfix_logging_main;
+ snat_ipfix_per_thread_data_t *sitd = &silm->per_thread_data[thread_index];
flow_report_main_t *frm = &flow_report_main;
vlib_frame_t *f;
vlib_buffer_t *b0 = 0;
@@ -1342,14 +1401,12 @@ nat_ipfix_logging_nat64_ses (u8 nat_event, ip6_address_t * src_ip,
u32 offset;
vlib_main_t *vm = frm->vlib_main;
u64 now;
-
- if (!silm->enabled)
- return;
+ u16 template_id;
now = (u64) ((vlib_time_now (vm) - silm->vlib_time_0) * 1e3);
now += silm->milisecond_time_0;
- b0 = silm->nat64_ses_buffer;
+ b0 = sitd->nat64_ses_buffer;
if (PREDICT_FALSE (b0 == 0))
{
@@ -1362,22 +1419,22 @@ nat_ipfix_logging_nat64_ses (u8 nat_event, ip6_address_t * src_ip,
return;
}
- b0 = silm->nat64_ses_buffer = vlib_get_buffer (vm, bi0);
+ b0 = sitd->nat64_ses_buffer = vlib_get_buffer (vm, bi0);
VLIB_BUFFER_TRACE_TRAJECTORY_INIT (b0);
offset = 0;
}
else
{
bi0 = vlib_get_buffer_index (vm, b0);
- offset = silm->nat64_ses_next_record_offset;
+ offset = sitd->nat64_ses_next_record_offset;
}
- f = silm->nat64_ses_frame;
+ f = sitd->nat64_ses_frame;
if (PREDICT_FALSE (f == 0))
{
u32 *to_next;
f = vlib_get_frame_to_node (vm, ip4_lookup_node.index);
- silm->nat64_ses_frame = f;
+ sitd->nat64_ses_frame = f;
to_next = vlib_frame_vector_args (f);
to_next[0] = bi0;
f->n_vectors = 1;
@@ -1431,25 +1488,73 @@ nat_ipfix_logging_nat64_ses (u8 nat_event, ip6_address_t * src_ip,
if (PREDICT_FALSE
(do_flush || (offset + NAT64_SES_LEN) > frm->path_mtu))
{
- snat_ipfix_send (frm, f, b0, silm->nat64_ses_template_id);
- silm->nat64_ses_frame = 0;
- silm->nat64_ses_buffer = 0;
+ template_id = clib_atomic_fetch_or (
+ &silm->nat64_ses_template_id,
+ 0);
+ snat_ipfix_send (frm, f, b0, template_id);
+ sitd->nat64_ses_frame = 0;
+ sitd->nat64_ses_buffer = 0;
offset = 0;
}
- silm->nat64_ses_next_record_offset = offset;
+ sitd->nat64_ses_next_record_offset = offset;
}
-static void
-snat_ipfix_logging_nat44_ses_rpc_cb (snat_ipfix_logging_nat44_ses_args_t * a)
+void
+snat_ipfix_flush (u32 thread_index)
{
- snat_ipfix_logging_nat44_ses (a->nat_event, a->src_ip, a->nat_src_ip,
- a->snat_proto, a->src_port, a->nat_src_port,
- a->vrf_id, 0);
+ int do_flush = 1;
+
+ snat_ipfix_logging_nat44_ses (thread_index,
+ 0, 0, 0, 0, 0, 0, 0, do_flush);
+ snat_ipfix_logging_addr_exhausted (thread_index, 0, do_flush);
+ snat_ipfix_logging_max_entries_per_usr (thread_index, 0, 0, do_flush);
+ nat_ipfix_logging_max_ses (thread_index, 0, do_flush);
+ nat_ipfix_logging_max_bib (thread_index, 0, do_flush);
+ nat_ipfix_logging_max_frag_ip4 (thread_index, 0, 0, do_flush);
+ nat_ipfix_logging_max_frag_ip6 (thread_index, 0, 0, do_flush);
+ nat_ipfix_logging_nat64_bibe (thread_index,
+ 0, 0, 0, 0, 0, 0, 0, do_flush);
+ nat_ipfix_logging_nat64_ses (thread_index,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, do_flush);
+}
+
+void
+snat_ipfix_flush_from_main (void)
+{
+ snat_ipfix_logging_main_t *silm = &snat_ipfix_logging_main;
+ vlib_main_t *worker_vm;
+ int i;
+
+ if (PREDICT_TRUE (!clib_atomic_fetch_or(&silm->enabled, 0)))
+ return;
+
+ if (PREDICT_FALSE (!silm->worker_vms))
+ {
+ for (i = 1; i < vec_len (vlib_mains); i++)
+ {
+ worker_vm = vlib_mains[i];
+ if (worker_vm)
+ vec_add1 (silm->worker_vms, worker_vm);
+ }
+ }
+
+ /* Trigger flush for each worker thread */
+ for (i = 1; i < vec_len (silm->worker_vms); i++)
+ {
+ worker_vm = silm->worker_vms[i];
+ if (worker_vm)
+ vlib_node_set_interrupt_pending (worker_vm,
+ snat_ipfix_flush_node.index);
+ }
+
+ /* Finally flush main thread */
+ snat_ipfix_flush (0);
}
/**
* @brief Generate NAT44 session create event
*
+ * @param thread_index thread index
* @param src_ip source IPv4 address
* @param nat_src_ip transaltes source IPv4 address
* @param snat_proto NAT transport protocol
@@ -1458,31 +1563,24 @@ snat_ipfix_logging_nat44_ses_rpc_cb (snat_ipfix_logging_nat44_ses_args_t * a)
* @param vrf_id VRF ID
*/
void
-snat_ipfix_logging_nat44_ses_create (u32 src_ip,
+snat_ipfix_logging_nat44_ses_create (u32 thread_index,
+ u32 src_ip,
u32 nat_src_ip,
snat_protocol_t snat_proto,
u16 src_port,
u16 nat_src_port, u32 vrf_id)
{
- snat_ipfix_logging_nat44_ses_args_t a;
-
skip_if_disabled ();
- a.nat_event = NAT44_SESSION_CREATE;
- a.src_ip = src_ip;
- a.nat_src_ip = nat_src_ip;
- a.snat_proto = snat_proto;
- a.src_port = src_port;
- a.nat_src_port = nat_src_port;
- a.vrf_id = vrf_id;
-
- vl_api_rpc_call_main_thread (snat_ipfix_logging_nat44_ses_rpc_cb,
- (u8 *) & a, sizeof (a));
+ snat_ipfix_logging_nat44_ses (thread_index, NAT44_SESSION_CREATE, src_ip,
+ nat_src_ip, snat_proto, src_port, nat_src_port,
+ vrf_id, 0);
}
/**
* @brief Generate NAT44 session delete event
*
+ * @param thread_index thread index
* @param src_ip source IPv4 address
* @param nat_src_ip transaltes source IPv4 address
* @param snat_proto NAT transport protocol
@@ -1491,274 +1589,131 @@ snat_ipfix_logging_nat44_ses_create (u32 src_ip,
* @param vrf_id VRF ID
*/
void
-snat_ipfix_logging_nat44_ses_delete (u32 src_ip,
+snat_ipfix_logging_nat44_ses_delete (u32 thread_index,
+ u32 src_ip,
u32 nat_src_ip,
snat_protocol_t snat_proto,
u16 src_port,
u16 nat_src_port, u32 vrf_id)
{
- snat_ipfix_logging_nat44_ses_args_t a;
-
skip_if_disabled ();
- a.nat_event = NAT44_SESSION_DELETE;
- a.src_ip = src_ip;
- a.nat_src_ip = nat_src_ip;
- a.snat_proto = snat_proto;
- a.src_port = src_port;
- a.nat_src_port = nat_src_port;
- a.vrf_id = vrf_id;
-
- vl_api_rpc_call_main_thread (snat_ipfix_logging_nat44_ses_rpc_cb,
- (u8 *) & a, sizeof (a));
-}
-
-vlib_frame_t *
-snat_data_callback_nat44_session (flow_report_main_t * frm,
- flow_report_t * fr,
- vlib_frame_t * f,
- u32 * to_next, u32 node_index)
-{
- snat_ipfix_logging_nat44_ses (0, 0, 0, 0, 0, 0, 0, 1);
- return f;
-}
-
-static void
- snat_ipfix_logging_addr_exhausted_rpc_cb
- (snat_ipfix_logging_addr_exhausted_args_t * a)
-{
- snat_ipfix_logging_addr_exhausted (a->pool_id, 0);
+ snat_ipfix_logging_nat44_ses (thread_index, NAT44_SESSION_DELETE, src_ip,
+ nat_src_ip, snat_proto, src_port, nat_src_port,
+ vrf_id, 0);
}
/**
* @brief Generate NAT addresses exhausted event
*
+ * @param thread_index thread index
* @param pool_id NAT pool ID
*/
void
-snat_ipfix_logging_addresses_exhausted (u32 pool_id)
+snat_ipfix_logging_addresses_exhausted (u32 thread_index, u32 pool_id)
{
//TODO: This event SHOULD be rate limited
- snat_ipfix_logging_addr_exhausted_args_t a;
-
skip_if_disabled ();
- a.pool_id = pool_id;
-
- vl_api_rpc_call_main_thread (snat_ipfix_logging_addr_exhausted_rpc_cb,
- (u8 *) & a, sizeof (a));
-}
-
-vlib_frame_t *
-snat_data_callback_addr_exhausted (flow_report_main_t * frm,
- flow_report_t * fr,
- vlib_frame_t * f,
- u32 * to_next, u32 node_index)
-{
- snat_ipfix_logging_addr_exhausted (0, 1);
- return f;
-}
-
-static void
- snat_ipfix_logging_max_entries_per_usr_rpc_cb
- (snat_ipfix_logging_max_entries_per_user_args_t * a)
-{
- snat_ipfix_logging_max_entries_per_usr (a->limit, a->src_ip, 0);
+ snat_ipfix_logging_addr_exhausted (thread_index, pool_id, 0);
}
/**
* @brief Generate maximum entries per user exceeded event
*
+ * @param thread_index thread index
* @param limit maximum NAT entries that can be created per user
* @param src_ip source IPv4 address
*/
void
-snat_ipfix_logging_max_entries_per_user (u32 limit, u32 src_ip)
+snat_ipfix_logging_max_entries_per_user (u32 thread_index, u32 limit, u32 src_ip)
{
//TODO: This event SHOULD be rate limited
- snat_ipfix_logging_max_entries_per_user_args_t a;
-
skip_if_disabled ();
- a.limit = limit;
- a.src_ip = src_ip;
-
- vl_api_rpc_call_main_thread (snat_ipfix_logging_max_entries_per_usr_rpc_cb,
- (u8 *) & a, sizeof (a));
+ snat_ipfix_logging_max_entries_per_usr (thread_index, limit, src_ip, 0);
}
vlib_frame_t *
-snat_data_callback_max_entries_per_usr (flow_report_main_t * frm,
+deterministic_nat_data_callback
+(flow_report_main_t * frm,
flow_report_t * fr,
vlib_frame_t * f,
u32 * to_next, u32 node_index)
{
- snat_ipfix_logging_max_entries_per_usr (0, 0, 1);
- return f;
-}
+ snat_ipfix_flush_from_main();
-static void
-nat_ipfix_logging_max_ses_rpc_cb (nat_ipfix_logging_max_sessions_args_t * a)
-{
- nat_ipfix_logging_max_ses (a->limit, 0);
+ return f;
}
/**
* @brief Generate maximum session entries exceeded event
*
+ * @param thread_index thread index
* @param limit configured limit
*/
void
-nat_ipfix_logging_max_sessions (u32 limit)
+nat_ipfix_logging_max_sessions (u32 thread_index, u32 limit)
{
//TODO: This event SHOULD be rate limited
- nat_ipfix_logging_max_sessions_args_t a;
-
skip_if_disabled ();
- a.limit = limit;
-
- vl_api_rpc_call_main_thread (nat_ipfix_logging_max_ses_rpc_cb,
- (u8 *) & a, sizeof (a));
-}
-
-vlib_frame_t *
-nat_data_callback_max_sessions (flow_report_main_t * frm,
- flow_report_t * fr,
- vlib_frame_t * f,
- u32 * to_next, u32 node_index)
-{
- nat_ipfix_logging_max_ses (0, 1);
- return f;
-}
-
-static void
-nat_ipfix_logging_max_bib_rpc_cb (nat_ipfix_logging_max_bibs_args_t * a)
-{
- nat_ipfix_logging_max_bib (a->limit, 0);
+ nat_ipfix_logging_max_ses (thread_index, limit, 0);
}
/**
* @brief Generate maximum BIB entries exceeded event
*
+ * @param thread_index thread index
* @param limit configured limit
*/
void
-nat_ipfix_logging_max_bibs (u32 limit)
+nat_ipfix_logging_max_bibs (u32 thread_index, u32 limit)
{
//TODO: This event SHOULD be rate limited
- nat_ipfix_logging_max_bibs_args_t a;
-
skip_if_disabled ();
- a.limit = limit;
-
- vl_api_rpc_call_main_thread (nat_ipfix_logging_max_bib_rpc_cb,
- (u8 *) & a, sizeof (a));
-}
-
-vlib_frame_t *
-nat_data_callback_max_bibs (flow_report_main_t * frm,
- flow_report_t * fr,
- vlib_frame_t * f,
- u32 * to_next, u32 node_index)
-{
- nat_ipfix_logging_max_bib (0, 1);
- return f;
-}
-
-static void
-nat_ipfix_logging_max_frag_ip4_rpc_cb (nat_ipfix_logging_max_frags_ip4_args_t * a)
-{
- nat_ipfix_logging_max_frag_ip4 (a->limit, a->src, 0);
+ nat_ipfix_logging_max_bib (thread_index, limit, 0);
}
/**
* @brief Generate maximum IPv4 fragments pending reassembly exceeded event
*
+ * @param thread_index thread index
* @param limit configured limit
* @param src source IPv4 address
*/
void
-nat_ipfix_logging_max_fragments_ip4 (u32 limit, ip4_address_t * src)
+nat_ipfix_logging_max_fragments_ip4 (u32 thread_index,
+ u32 limit, ip4_address_t * src)
{
//TODO: This event SHOULD be rate limited
- nat_ipfix_logging_max_frags_ip4_args_t a;
-
skip_if_disabled ();
- a.limit = limit;
- a.src = src->as_u32;
-
- vl_api_rpc_call_main_thread (nat_ipfix_logging_max_frag_ip4_rpc_cb,
- (u8 *) & a, sizeof (a));
-}
-
-vlib_frame_t *
-nat_data_callback_max_frags_ip4 (flow_report_main_t * frm,
- flow_report_t * fr,
- vlib_frame_t * f,
- u32 * to_next, u32 node_index)
-{
- nat_ipfix_logging_max_frag_ip4 (0, 0, 1);
- return f;
-}
-
-static void
-nat_ipfix_logging_max_frag_ip6_rpc_cb (nat_ipfix_logging_max_frags_ip6_args_t * a)
-{
- ip6_address_t src;
- src.as_u64[0] = a->src[0];
- src.as_u64[1] = a->src[1];
- nat_ipfix_logging_max_frag_ip6 (a->limit, &src, 0);
+ nat_ipfix_logging_max_frag_ip4 (thread_index, limit, src->as_u32, 0);
}
/**
* @brief Generate maximum IPv6 fragments pending reassembly exceeded event
*
+ * @param thread_index thread index
* @param limit configured limit
* @param src source IPv6 address
*/
void
-nat_ipfix_logging_max_fragments_ip6 (u32 limit, ip6_address_t * src)
+nat_ipfix_logging_max_fragments_ip6 (u32 thread_index,
+ u32 limit, ip6_address_t * src)
{
//TODO: This event SHOULD be rate limited
- nat_ipfix_logging_max_frags_ip6_args_t a;
-
skip_if_disabled ();
- a.limit = limit;
- a.src[0] = src->as_u64[0];
- a.src[1] = src->as_u64[1];
-
- vl_api_rpc_call_main_thread (nat_ipfix_logging_max_frag_ip6_rpc_cb,
- (u8 *) & a, sizeof (a));
-}
-
-vlib_frame_t *
-nat_data_callback_max_frags_ip6 (flow_report_main_t * frm,
- flow_report_t * fr,
- vlib_frame_t * f,
- u32 * to_next, u32 node_index)
-{
- nat_ipfix_logging_max_frag_ip6 (0, 0, 1);
- return f;
-}
-
-static void
-nat_ipfix_logging_nat64_bib_rpc_cb (nat_ipfix_logging_nat64_bib_args_t * a)
-{
- ip6_address_t src_ip;
- src_ip.as_u64[0] = a->src_ip[0];
- src_ip.as_u64[1] = a->src_ip[1];
- nat_ipfix_logging_nat64_bibe (a->nat_event, &src_ip, a->nat_src_ip,
- a->proto, a->src_port, a->nat_src_port,
- a->vrf_id, 0);
+ nat_ipfix_logging_max_frag_ip6 (thread_index, limit, src, 0);
}
/**
* @brief Generate NAT64 BIB create and delete events
*
+ * @param thread_index thread index
* @param src_ip source IPv6 address
* @param nat_src_ip transaltes source IPv4 address
* @param proto L4 protocol
@@ -1768,55 +1723,26 @@ nat_ipfix_logging_nat64_bib_rpc_cb (nat_ipfix_logging_nat64_bib_args_t * a)
* @param is_create non-zero value if create event otherwise delete event
*/
void
-nat_ipfix_logging_nat64_bib (ip6_address_t * src_ip,
+nat_ipfix_logging_nat64_bib (u32 thread_index, ip6_address_t * src_ip,
ip4_address_t * nat_src_ip, u8 proto,
u16 src_port, u16 nat_src_port, u32 vrf_id,
u8 is_create)
{
- nat_ipfix_logging_nat64_bib_args_t a;
+ u8 nat_event;
skip_if_disabled ();
- a.src_ip[0] = src_ip->as_u64[0];
- a.src_ip[1] = src_ip->as_u64[1];
- a.nat_src_ip = nat_src_ip->as_u32;
- a.proto = proto;
- a.src_port = src_port;
- a.nat_src_port = nat_src_port;
- a.vrf_id = vrf_id;
- a.nat_event = is_create ? NAT64_BIB_CREATE : NAT64_BIB_DELETE;
-
- vl_api_rpc_call_main_thread (nat_ipfix_logging_nat64_bib_rpc_cb,
- (u8 *) & a, sizeof (a));
-}
+ nat_event = is_create ? NAT64_BIB_CREATE : NAT64_BIB_DELETE;
-vlib_frame_t *
-nat_data_callback_nat64_bib (flow_report_main_t * frm,
- flow_report_t * fr,
- vlib_frame_t * f,
- u32 * to_next, u32 node_index)
-{
- nat_ipfix_logging_nat64_bibe (0, 0, 0, 0, 0, 0, 0, 1);
- return f;
-}
-
-static void
-nat_ipfix_logging_nat64_ses_rpc_cb (nat_ipfix_logging_nat64_ses_args_t * a)
-{
- ip6_address_t src_ip, dst_ip;
- src_ip.as_u64[0] = a->src_ip[0];
- src_ip.as_u64[1] = a->src_ip[1];
- dst_ip.as_u64[0] = a->dst_ip[0];
- dst_ip.as_u64[1] = a->dst_ip[1];
- nat_ipfix_logging_nat64_ses (a->nat_event, &src_ip, a->nat_src_ip,
- a->proto, a->src_port, a->nat_src_port,
- &dst_ip, a->nat_dst_ip, a->dst_port,
- a->nat_dst_port, a->vrf_id, 0);
+ nat_ipfix_logging_nat64_bibe (thread_index, nat_event, src_ip,
+ nat_src_ip->as_u32, proto, src_port,
+ nat_src_port, vrf_id, 0);
}
/**
* @brief Generate NAT64 session create and delete events
*
+ * @param thread_index thread index
* @param src_ip source IPv6 address
* @param nat_src_ip transaltes source IPv4 address
* @param proto L4 protocol
@@ -1830,42 +1756,38 @@ nat_ipfix_logging_nat64_ses_rpc_cb (nat_ipfix_logging_nat64_ses_args_t * a)
* @param is_create non-zero value if create event otherwise delete event
*/
void
-nat_ipfix_logging_nat64_session (ip6_address_t * src_ip,
+nat_ipfix_logging_nat64_session (u32 thread_index,
+ ip6_address_t * src_ip,
ip4_address_t * nat_src_ip, u8 proto,
u16 src_port, u16 nat_src_port,
ip6_address_t * dst_ip,
ip4_address_t * nat_dst_ip, u16 dst_port,
u16 nat_dst_port, u32 vrf_id, u8 is_create)
{
- nat_ipfix_logging_nat64_ses_args_t a;
+ u8 nat_event;
skip_if_disabled ();
- a.src_ip[0] = src_ip->as_u64[0];
- a.src_ip[1] = src_ip->as_u64[1];
- a.nat_src_ip = nat_src_ip->as_u32;
- a.proto = proto;
- a.src_port = src_port;
- a.nat_src_port = nat_src_port;
- a.dst_ip[0] = dst_ip->as_u64[0];
- a.dst_ip[1] = dst_ip->as_u64[1];
- a.nat_dst_ip = nat_dst_ip->as_u32;
- a.dst_port = dst_port;
- a.nat_dst_port = nat_dst_port;
- a.vrf_id = vrf_id;
- a.nat_event = is_create ? NAT64_SESSION_CREATE : NAT64_SESSION_DELETE;
-
- vl_api_rpc_call_main_thread (nat_ipfix_logging_nat64_ses_rpc_cb,
- (u8 *) & a, sizeof (a));
+ nat_event = is_create ? NAT64_SESSION_CREATE : NAT64_SESSION_DELETE;
+
+ nat_ipfix_logging_nat64_ses (thread_index, nat_event, src_ip,
+ nat_src_ip->as_u32, proto, src_port,
+ nat_src_port, dst_ip, nat_dst_ip->as_u32,
+ dst_port, nat_dst_port, vrf_id, 0);
}
vlib_frame_t *
-nat_data_callback_nat64_session (flow_report_main_t * frm,
- flow_report_t * fr,
- vlib_frame_t * f,
- u32 * to_next, u32 node_index)
+data_callback (flow_report_main_t * frm, flow_report_t * fr,
+ vlib_frame_t * f, u32 * to_next, u32 node_index)
{
- nat_ipfix_logging_nat64_ses (0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1);
+ snat_ipfix_logging_main_t *silm = &snat_ipfix_logging_main;
+
+ if (PREDICT_FALSE (++silm->call_counter >= vec_len (frm->reports)))
+ {
+ snat_ipfix_flush_from_main();
+ silm->call_counter = 0;
+ }
+
return f;
}
@@ -1888,20 +1810,18 @@ snat_ipfix_logging_enable_disable (int enable, u32 domain_id, u16 src_port)
int rv;
u8 e = enable ? 1 : 0;
- if (silm->enabled == e)
+ if (clib_atomic_cmp_and_swap (&silm->enabled, e ^ 1, e) == e)
return 0;
- silm->enabled = e;
-
clib_memset (&a, 0, sizeof (a));
a.is_add = enable;
a.domain_id = domain_id ? domain_id : 1;
a.src_port = src_port ? src_port : UDP_DST_PORT_ipfix;
+ a.flow_data_callback = data_callback;
if (sm->deterministic)
{
a.rewrite_callback = snat_template_rewrite_max_entries_per_usr;
- a.flow_data_callback = snat_data_callback_max_entries_per_usr;
rv = vnet_flow_report_add_del (frm, &a, NULL);
if (rv)
@@ -1913,7 +1833,6 @@ snat_ipfix_logging_enable_disable (int enable, u32 domain_id, u16 src_port)
else
{
a.rewrite_callback = snat_template_rewrite_nat44_session;
- a.flow_data_callback = snat_data_callback_nat44_session;
rv = vnet_flow_report_add_del (frm, &a, NULL);
if (rv)
@@ -1923,7 +1842,6 @@ snat_ipfix_logging_enable_disable (int enable, u32 domain_id, u16 src_port)
}
a.rewrite_callback = snat_template_rewrite_addr_exhausted;
- a.flow_data_callback = snat_data_callback_addr_exhausted;
rv = vnet_flow_report_add_del (frm, &a, NULL);
if (rv)
@@ -1933,7 +1851,6 @@ snat_ipfix_logging_enable_disable (int enable, u32 domain_id, u16 src_port)
}
a.rewrite_callback = nat_template_rewrite_max_sessions;
- a.flow_data_callback = nat_data_callback_max_sessions;
rv = vnet_flow_report_add_del (frm, &a, NULL);
if (rv)
@@ -1943,7 +1860,6 @@ snat_ipfix_logging_enable_disable (int enable, u32 domain_id, u16 src_port)
}
a.rewrite_callback = nat_template_rewrite_max_bibs;
- a.flow_data_callback = nat_data_callback_max_bibs;
rv = vnet_flow_report_add_del (frm, &a, NULL);
if (rv)
@@ -1953,7 +1869,6 @@ snat_ipfix_logging_enable_disable (int enable, u32 domain_id, u16 src_port)
}
a.rewrite_callback = nat_template_rewrite_max_frags_ip4;
- a.flow_data_callback = nat_data_callback_max_frags_ip4;
rv = vnet_flow_report_add_del (frm, &a, NULL);
if (rv)
@@ -1963,7 +1878,6 @@ snat_ipfix_logging_enable_disable (int enable, u32 domain_id, u16 src_port)
}
a.rewrite_callback = nat_template_rewrite_max_frags_ip6;
- a.flow_data_callback = nat_data_callback_max_frags_ip6;
rv = vnet_flow_report_add_del (frm, &a, NULL);
if (rv)
@@ -1973,7 +1887,6 @@ snat_ipfix_logging_enable_disable (int enable, u32 domain_id, u16 src_port)
}
a.rewrite_callback = nat_template_rewrite_nat64_bib;
- a.flow_data_callback = nat_data_callback_nat64_bib;
rv = vnet_flow_report_add_del (frm, &a, NULL);
if (rv)
@@ -1983,7 +1896,6 @@ snat_ipfix_logging_enable_disable (int enable, u32 domain_id, u16 src_port)
}
a.rewrite_callback = nat_template_rewrite_nat64_session;
- a.flow_data_callback = nat_data_callback_nat64_session;
rv = vnet_flow_report_add_del (frm, &a, NULL);
if (rv)
@@ -1995,7 +1907,6 @@ snat_ipfix_logging_enable_disable (int enable, u32 domain_id, u16 src_port)
if (sm->endpoint_dependent)
{
a.rewrite_callback = snat_template_rewrite_max_entries_per_usr;
- a.flow_data_callback = snat_data_callback_max_entries_per_usr;
rv = vnet_flow_report_add_del (frm, &a, NULL);
if (rv)
@@ -2018,10 +1929,33 @@ void
snat_ipfix_logging_init (vlib_main_t * vm)
{
snat_ipfix_logging_main_t *silm = &snat_ipfix_logging_main;
+ vlib_thread_main_t *tm = vlib_get_thread_main ();
silm->enabled = 0;
+ silm->worker_vms = 0;
+ silm->call_counter = 0;
/* Set up time reference pair */
silm->vlib_time_0 = vlib_time_now (vm);
silm->milisecond_time_0 = unix_time_now_nsec () * 1e-6;
+
+ vec_validate (silm->per_thread_data, tm->n_vlib_mains - 1);
}
+
+static uword
+ipfix_flush_process (vlib_main_t *vm,
+ vlib_node_runtime_t *rt,
+ vlib_frame_t *f)
+{
+ snat_ipfix_flush(vm->thread_index);
+ return 0;
+}
+
+/* *INDENT-OFF* */
+VLIB_REGISTER_NODE (snat_ipfix_flush_node) = {
+ .function = ipfix_flush_process,
+ .name = "snat-ipfix-flush",
+ .type = VLIB_NODE_TYPE_INPUT,
+ .state = VLIB_NODE_STATE_INTERRUPT,
+};
+/* *INDENT-ON* */