26 #define foreach_ipsec_output_next \ 27 _(DROP, "error-drop") \ 28 _(ESP_ENCRYPT, "esp-encrypt") 30 #define _(v, s) IPSEC_OUTPUT_NEXT_##v, 36 } ipsec_output_next_t;
39 #define foreach_ipsec_output_error \ 40 _(RX_PKTS, "IPSec pkts received") \ 41 _(POLICY_DISCARD, "IPSec policy discard") \ 42 _(POLICY_NO_MATCH, "IPSec policy (no match)") \ 43 _(POLICY_PROTECT, "IPSec policy protect") \ 44 _(POLICY_BYPASS, "IPSec policy bypass") \ 45 _(ENCAPS_FAILED, "IPSec encapsulation failed") 50 #define _(sym,str) IPSEC_OUTPUT_ERROR_##sym, 51 foreach_ipsec_output_error
54 } ipsec_output_error_t;
56 static char *ipsec_output_error_strings[] = {
57 #define _(sym,string) string, 58 foreach_ipsec_output_error
67 } ipsec_output_trace_t;
71 format_ipsec_output_trace (
u8 * s, va_list * args)
75 ipsec_output_trace_t *t = va_arg (*args, ipsec_output_trace_t *);
79 s =
format (s,
"spd %u ", t->spd_id);
89 get_next_intf_output_feature_and_reset_bit (
vlib_buffer_t * b)
92 count_trailing_zeros (next_feature,
95 vnet_buffer (b)->output_features.bitmap &= ~(1 << next_feature);
115 if (la < clib_net_to_host_u32 (p->
laddr.
start.ip4.as_u32))
118 if (la > clib_net_to_host_u32 (p->
laddr.
stop.ip4.as_u32))
121 if (ra < clib_net_to_host_u32 (p->
raddr.
start.ip4.as_u32))
124 if (ra > clib_net_to_host_u32 (p->
raddr.
stop.ip4.as_u32))
127 if (
PREDICT_FALSE ((pr != IP_PROTOCOL_TCP) && (pr != IP_PROTOCOL_UDP)))
130 if (lp < p->lport.start)
136 if (rp < p->rport.start)
180 if (
PREDICT_FALSE ((pr != IP_PROTOCOL_TCP) && (pr != IP_PROTOCOL_UDP)))
183 if (lp < p->lport.start)
189 if (rp < p->rport.start)
208 u32 *from, *to_next = 0;
209 u32 n_left_from, sw_if_index0, last_sw_if_index = (
u32) ~ 0;
210 u32 next_node_index = (
u32) ~ 0, last_next_node_index = (
u32) ~ 0;
214 u64 nc_protect = 0, nc_bypass = 0, nc_discard = 0, nc_nomatch = 0;
219 while (n_left_from > 0)
233 iph_offset =
vnet_buffer (b0)->ip.save_rewrite_length;
262 last_sw_if_index = sw_if_index0;
270 (
"packet received from %U port %u to %U port %u spd_id %u",
277 p0 = ipsec_output_ip6_policy_match (spd0,
294 clib_net_to_host_u16 (udp0->
dst_port));
295 clib_warning (
"sw_if_index0 %u spd_index0 %u spd_id %u",
296 sw_if_index0, spd_index0, spd0->
id);
299 p0 = ipsec_output_policy_match (spd0, ip0->
protocol,
312 if (p0->
policy == IPSEC_POLICY_ACTION_PROTECT)
316 vnet_buffer (b0)->output_features.ipsec_sad_index =
331 else if (p0->
policy == IPSEC_POLICY_ACTION_BYPASS)
374 if (
PREDICT_FALSE ((last_next_node_index != next_node_index) || f == 0))
380 last_next_node_index = next_node_index;
392 ipsec_output_trace_t *tr =
395 tr->spd_id = spd0->
id;
401 IPSEC_OUTPUT_ERROR_POLICY_PROTECT, nc_protect);
403 IPSEC_OUTPUT_ERROR_POLICY_BYPASS, nc_bypass);
405 IPSEC_OUTPUT_ERROR_POLICY_DISCARD, nc_discard);
407 IPSEC_OUTPUT_ERROR_POLICY_NO_MATCH,
415 .name =
"ipsec-output",
416 .vector_size =
sizeof (
u32),
417 .format_trace = format_ipsec_output_trace,
420 .n_errors =
ARRAY_LEN(ipsec_output_error_strings),
421 .error_strings = ipsec_output_error_strings,
423 .n_next_nodes = IPSEC_OUTPUT_N_NEXT,
425 #define _(s,n) [IPSEC_OUTPUT_NEXT_##s] = n, 427 foreach_ipsec_output_next
448 .vector_size =
sizeof (
u32),
450 .name =
"ipsec-output",
u64 packets
packet counter
sll srl srl sll sra u16x4 i
#define INTF_OUTPUT_FEAT_DONE
bad routing header type(not 4)") sr_error (NO_MORE_SEGMENTS
static int ip4_header_bytes(ip4_header_t *i)
struct _vlib_node_registration vlib_node_registration_t
u32 * ipv4_outbound_policies
uword * spd_index_by_sw_if_index
static void * vlib_buffer_get_current(vlib_buffer_t *b)
Get pointer to current data to process.
#define clib_warning(format, args...)
ipsec_policy_t * policies
static_always_inline u32 get_next_output_feature_node_index(vnet_main_t *vnm, vlib_buffer_t *b)
u32 error_drop_node_index
#define pool_elt_at_index(p, i)
Returns pointer to element at given index.
ip46_address_range_t laddr
void vlib_put_frame_to_node(vlib_main_t *vm, u32 to_node_index, vlib_frame_t *f)
static void vlib_node_increment_counter(vlib_main_t *vm, u32 node_index, u32 counter_index, u64 increment)
vlib_node_registration_t ipsec_output_node
(constructor) VLIB_REGISTER_NODE (ipsec_output_node)
u32 esp_encrypt_node_index
static void vlib_buffer_advance(vlib_buffer_t *b, word l)
Advance current data pointer by the supplied (signed!) amount.
static void * ip6_next_header(ip6_header_t *i)
ip46_address_range_t raddr
#define VLIB_BUFFER_IS_TRACED
static void * vlib_add_trace(vlib_main_t *vm, vlib_node_runtime_t *r, vlib_buffer_t *b, u32 n_data_bytes)
static void * vlib_frame_vector_args(vlib_frame_t *f)
Get pointer to frame vector data.
static uword ipsec_output_node_fn(vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *frame)
u32 * ipv6_outbound_policies
#define VLIB_NODE_FUNCTION_MULTIARCH(node, fn)
#define foreach_intf_output_feat
#define VLIB_REGISTER_NODE(x,...)
#define vec_foreach(var, vec)
Vector iterator.
vlib_frame_t * vlib_get_frame_to_node(vlib_main_t *vm, u32 to_node_index)
u32 flags
buffer flags: VLIB_BUFFER_IS_TRACED: trace this buffer.
static vlib_buffer_t * vlib_get_buffer(vlib_main_t *vm, u32 buffer_index)
Translate buffer index into buffer pointer.