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-rw-r--r--src/vnet/ipfix-export/flow_api.c77
-rw-r--r--src/vnet/ipfix-export/flow_report.c46
-rw-r--r--src/vnet/ipfix-export/flow_report.h15
-rw-r--r--src/vnet/ipfix-export/flow_report_classify.c4
4 files changed, 80 insertions, 62 deletions
diff --git a/src/vnet/ipfix-export/flow_api.c b/src/vnet/ipfix-export/flow_api.c
index 62dc703d9a0..4a9b525ac67 100644
--- a/src/vnet/ipfix-export/flow_api.c
+++ b/src/vnet/ipfix-export/flow_api.c
@@ -37,14 +37,14 @@
#include <vlibapi/api_helper_macros.h>
ipfix_exporter_t *
-vnet_ipfix_exporter_lookup (ip4_address_t *ipfix_collector)
+vnet_ipfix_exporter_lookup (const ip_address_t *ipfix_collector)
{
flow_report_main_t *frm = &flow_report_main;
ipfix_exporter_t *exp;
pool_foreach (exp, frm->exporters)
{
- if (exp->ipfix_collector.as_u32 == ipfix_collector->as_u32)
+ if (ip_address_cmp (&exp->ipfix_collector, ipfix_collector) == 0)
return exp;
}
@@ -70,29 +70,34 @@ vl_api_set_ipfix_exporter_t_internal (
flow_report_main_t *frm = &flow_report_main;
ipfix_exporter_t *exp;
vl_api_registration_t *reg;
- ip4_address_t collector, src;
+ ip_address_t collector, src;
u16 collector_port = UDP_DST_PORT_ipfix;
u32 path_mtu;
u32 template_interval;
u8 udp_checksum;
u32 fib_id;
u32 fib_index = ~0;
+ u32 ip_header_size;
reg = vl_api_client_index_to_registration (client_index);
if (!reg)
return VNET_API_ERROR_UNIMPLEMENTED;
- /* Collector address is the key for the exporter lookup */
- ip4_address_decode (mp_collector_address->un.ip4, &collector);
-
if (use_index_0)
- /*
- * In this case we update the existing exporter. There is no delete
- * for exp[0]
- */
- exp = &frm->exporters[0];
+ {
+ /*
+ * In this case we update the existing exporter. There is no delete
+ * for exp[0]
+ */
+ exp = &frm->exporters[0];
+
+ /* Collector address must be IPv4 for exp[0] */
+ collector.version = AF_IP4;
+ ip4_address_decode (mp_collector_address->un.ip4, &collector.ip.ip4);
+ }
else
{
+ ip_address_decode2 (mp_collector_address, &collector);
if (is_create)
{
exp = vnet_ipfix_exporter_lookup (&collector);
@@ -118,16 +123,10 @@ vl_api_set_ipfix_exporter_t_internal (
}
}
- if (mp_src_address->af == ADDRESS_IP6 ||
- mp_collector_address->af == ADDRESS_IP6)
- {
- return VNET_API_ERROR_UNIMPLEMENTED;
- }
-
collector_port = ntohs (mp_collector_port);
if (collector_port == (u16) ~ 0)
collector_port = UDP_DST_PORT_ipfix;
- ip4_address_decode (mp_src_address->un.ip4, &src);
+ ip_address_decode2 (mp_src_address, &src);
fib_id = ntohl (mp_vrf_id);
ip4_main_t *im = &ip4_main;
@@ -151,7 +150,13 @@ vl_api_set_ipfix_exporter_t_internal (
template_interval = 20;
udp_checksum = mp_udp_checksum;
- if (collector.as_u32 != 0 && src.as_u32 == 0)
+ /*
+ * If the collector address is set then the src must be too.
+ * Collector address can be set to 0 to disable exporter
+ */
+ if (!ip_address_is_zero (&collector) && ip_address_is_zero (&src))
+ return VNET_API_ERROR_INVALID_VALUE;
+ if (collector.version != src.version)
return VNET_API_ERROR_INVALID_VALUE;
if (path_mtu > 1450 /* vpp does not support fragmentation */ )
@@ -161,19 +166,23 @@ vl_api_set_ipfix_exporter_t_internal (
return VNET_API_ERROR_INVALID_VALUE;
/* Calculate how much header data we need. */
- exp->all_headers_size = sizeof (ip4_header_t) + sizeof (udp_header_t) +
+ if (collector.version == AF_IP4)
+ ip_header_size = sizeof (ip4_header_t);
+ else
+ ip_header_size = sizeof (ip6_header_t);
+ exp->all_headers_size = ip_header_size + sizeof (udp_header_t) +
sizeof (ipfix_message_header_t) +
sizeof (ipfix_set_header_t);
/* Reset report streams if we are reconfiguring IP addresses */
- if (exp->ipfix_collector.as_u32 != collector.as_u32 ||
- exp->src_address.as_u32 != src.as_u32 ||
+ if (ip_address_cmp (&exp->ipfix_collector, &collector) ||
+ ip_address_cmp (&exp->src_address, &src) ||
exp->collector_port != collector_port)
vnet_flow_reports_reset (exp);
- exp->ipfix_collector.as_u32 = collector.as_u32;
+ exp->ipfix_collector = collector;
exp->collector_port = collector_port;
- exp->src_address.as_u32 = src.as_u32;
+ exp->src_address = src;
exp->fib_index = fib_index;
exp->path_mtu = path_mtu;
exp->template_interval = template_interval;
@@ -220,8 +229,6 @@ vl_api_ipfix_exporter_dump_t_handler (vl_api_ipfix_exporter_dump_t * mp)
vl_api_registration_t *reg;
vl_api_ipfix_exporter_details_t *rmp;
ip4_main_t *im = &ip4_main;
- ip46_address_t collector = {.as_u64[0] = 0,.as_u64[1] = 0 };
- ip46_address_t src = {.as_u64[0] = 0,.as_u64[1] = 0 };
u32 vrf_id;
reg = vl_api_client_index_to_registration (mp->client_index);
@@ -234,13 +241,9 @@ vl_api_ipfix_exporter_dump_t_handler (vl_api_ipfix_exporter_dump_t * mp)
ntohs ((REPLY_MSG_ID_BASE) + VL_API_IPFIX_EXPORTER_DETAILS);
rmp->context = mp->context;
- memcpy (&collector.ip4, &exp->ipfix_collector, sizeof (ip4_address_t));
- ip_address_encode (&collector, IP46_TYPE_IP4, &rmp->collector_address);
-
+ ip_address_encode2 (&exp->ipfix_collector, &rmp->collector_address);
rmp->collector_port = htons (exp->collector_port);
-
- memcpy (&src.ip4, &exp->src_address, sizeof (ip4_address_t));
- ip_address_encode (&src, IP46_TYPE_IP4, &rmp->src_address);
+ ip_address_encode2 (&exp->src_address, &rmp->src_address);
if (exp->fib_index == ~0)
vrf_id = ~0;
@@ -259,17 +262,11 @@ ipfix_all_fill_details (vl_api_ipfix_all_exporter_details_t *rmp,
ipfix_exporter_t *exp)
{
ip4_main_t *im = &ip4_main;
- ip46_address_t collector = { .as_u64[0] = 0, .as_u64[1] = 0 };
- ip46_address_t src = { .as_u64[0] = 0, .as_u64[1] = 0 };
u32 vrf_id;
- memcpy (&collector.ip4, &exp->ipfix_collector, sizeof (ip4_address_t));
- ip_address_encode (&collector, IP46_TYPE_IP4, &rmp->collector_address);
-
+ ip_address_encode2 (&exp->ipfix_collector, &rmp->collector_address);
rmp->collector_port = htons (exp->collector_port);
-
- memcpy (&src.ip4, &exp->src_address, sizeof (ip4_address_t));
- ip_address_encode (&src, IP46_TYPE_IP4, &rmp->src_address);
+ ip_address_encode2 (&exp->src_address, &rmp->src_address);
if (exp->fib_index == ~0)
vrf_id = ~0;
diff --git a/src/vnet/ipfix-export/flow_report.c b/src/vnet/ipfix-export/flow_report.c
index 1660a2bfdb1..bb7a863cac5 100644
--- a/src/vnet/ipfix-export/flow_report.c
+++ b/src/vnet/ipfix-export/flow_report.c
@@ -88,7 +88,8 @@ send_template_packet (flow_report_main_t *frm, ipfix_exporter_t *exp,
if (fr->update_rewrite || fr->rewrite == 0)
{
- if (exp->ipfix_collector.as_u32 == 0 || exp->src_address.as_u32 == 0)
+ if (ip_address_is_zero (&exp->ipfix_collector) ||
+ ip_address_is_zero (&exp->src_address))
{
vlib_node_set_state (frm->vlib_main, flow_report_process_node.index,
VLIB_NODE_STATE_DISABLED);
@@ -198,8 +199,8 @@ vnet_flow_rewrite_generic_callback (ipfix_exporter_t *exp, flow_report_t *fr,
ip4->ip_version_and_header_length = 0x45;
ip4->ttl = 254;
ip4->protocol = IP_PROTOCOL_UDP;
- ip4->src_address.as_u32 = exp->src_address.as_u32;
- ip4->dst_address.as_u32 = exp->ipfix_collector.as_u32;
+ ip4->src_address.as_u32 = exp->src_address.ip.ip4.as_u32;
+ ip4->dst_address.as_u32 = exp->ipfix_collector.ip.ip4.as_u32;
udp->src_port = clib_host_to_net_u16 (stream->src_port);
udp->dst_port = clib_host_to_net_u16 (collector_port);
udp->length = clib_host_to_net_u16 (vec_len (rewrite) - sizeof (*ip4));
@@ -295,8 +296,8 @@ vnet_ipfix_exp_send_buffer (vlib_main_t *vm, ipfix_exporter_t *exp,
ip4->ttl = 254;
ip4->protocol = IP_PROTOCOL_UDP;
ip4->flags_and_fragment_offset = 0;
- ip4->src_address.as_u32 = exp->src_address.as_u32;
- ip4->dst_address.as_u32 = exp->ipfix_collector.as_u32;
+ ip4->src_address.as_u32 = exp->src_address.ip.ip4.as_u32;
+ ip4->dst_address.as_u32 = exp->ipfix_collector.ip.ip4.as_u32;
udp->src_port = clib_host_to_net_u16 (stream->src_port);
udp->dst_port = clib_host_to_net_u16 (exp->collector_port);
udp->checksum = 0;
@@ -644,26 +645,26 @@ set_ipfix_exporter_command_fn (vlib_main_t * vm,
vlib_cli_command_t * cmd)
{
flow_report_main_t *frm = &flow_report_main;
- ip4_address_t collector, src;
+ ip_address_t collector = IP_ADDRESS_V4_ALL_0S, src = IP_ADDRESS_V4_ALL_0S;
u16 collector_port = UDP_DST_PORT_ipfix;
u32 fib_id;
u32 fib_index = ~0;
- collector.as_u32 = 0;
- src.as_u32 = 0;
u32 path_mtu = 512; // RFC 7011 section 10.3.3.
u32 template_interval = 20;
u8 udp_checksum = 0;
ipfix_exporter_t *exp = pool_elt_at_index (frm->exporters, 0);
+ u32 ip_header_size;
while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
{
- if (unformat (input, "collector %U", unformat_ip4_address, &collector))
+ if (unformat (input, "collector %U", unformat_ip4_address,
+ &collector.ip.ip4))
;
else if (unformat (input, "port %U", unformat_udp_port,
&collector_port))
;
- else if (unformat (input, "src %U", unformat_ip4_address, &src))
+ else if (unformat (input, "src %U", unformat_ip4_address, &src.ip.ip4))
;
else if (unformat (input, "fib-id %u", &fib_id))
{
@@ -683,8 +684,15 @@ set_ipfix_exporter_command_fn (vlib_main_t * vm,
break;
}
- if (collector.as_u32 != 0 && src.as_u32 == 0)
+ /*
+ * If the collector address is set then the src must be too.
+ * Collector address can be set to 0 to disable exporter
+ */
+ if (!ip_address_is_zero (&collector) && ip_address_is_zero (&src))
return clib_error_return (0, "src address required");
+ if (collector.version != src.version)
+ return clib_error_return (
+ 0, "src address and dest address must use same IP version");
if (path_mtu > 1450 /* vpp does not support fragmentation */ )
return clib_error_return (0, "too big path-mtu value, maximum is 1450");
@@ -693,25 +701,29 @@ set_ipfix_exporter_command_fn (vlib_main_t * vm,
return clib_error_return (0, "too small path-mtu value, minimum is 68");
/* Calculate how much header data we need. */
- exp->all_headers_size = sizeof (ip4_header_t) + sizeof (udp_header_t) +
+ if (collector.version == AF_IP4)
+ ip_header_size = sizeof (ip4_header_t);
+ else
+ ip_header_size = sizeof (ip6_header_t);
+ exp->all_headers_size = ip_header_size + sizeof (udp_header_t) +
sizeof (ipfix_message_header_t) +
sizeof (ipfix_set_header_t);
/* Reset report streams if we are reconfiguring IP addresses */
- if (exp->ipfix_collector.as_u32 != collector.as_u32 ||
- exp->src_address.as_u32 != src.as_u32 ||
+ if (ip_address_cmp (&exp->ipfix_collector, &collector) ||
+ ip_address_cmp (&exp->src_address, &src) ||
exp->collector_port != collector_port)
vnet_flow_reports_reset (exp);
- exp->ipfix_collector.as_u32 = collector.as_u32;
+ exp->ipfix_collector = collector;
exp->collector_port = collector_port;
- exp->src_address.as_u32 = src.as_u32;
+ exp->src_address = src;
exp->fib_index = fib_index;
exp->path_mtu = path_mtu;
exp->template_interval = template_interval;
exp->udp_checksum = udp_checksum;
- if (collector.as_u32)
+ if (collector.ip.ip4.as_u32)
vlib_cli_output (vm,
"Collector %U, src address %U, "
"fib index %d, path MTU %u, "
diff --git a/src/vnet/ipfix-export/flow_report.h b/src/vnet/ipfix-export/flow_report.h
index 319533decac..cd0cafb6158 100644
--- a/src/vnet/ipfix-export/flow_report.h
+++ b/src/vnet/ipfix-export/flow_report.h
@@ -46,6 +46,14 @@ typedef struct
ipfix_template_packet_t ipfix;
} ip4_ipfix_template_packet_t;
+/* Used to build the rewrite */
+typedef struct
+{
+ ip6_header_t ip6;
+ udp_header_t udp;
+ ipfix_template_packet_t ipfix;
+} ip6_ipfix_template_packet_t;
+
struct flow_report_main;
struct flow_report;
struct ipfix_exporter;
@@ -155,9 +163,9 @@ typedef struct ipfix_exporter
flow_report_stream_t *streams;
/* ipfix collector ip address, port, our ip address, fib index */
- ip4_address_t ipfix_collector;
+ ip_address_t ipfix_collector;
u16 collector_port;
- ip4_address_t src_address;
+ ip_address_t src_address;
u32 fib_index;
/* Path MTU */
@@ -235,7 +243,8 @@ int vnet_stream_change (ipfix_exporter_t *exp, u32 old_domain_id,
/*
* Search all the exporters for one that has a matching destination address.
*/
-ipfix_exporter_t *vnet_ipfix_exporter_lookup (ip4_address_t *ipfix_collector);
+ipfix_exporter_t *
+vnet_ipfix_exporter_lookup (const ip_address_t *ipfix_collector);
/*
* Get the currently in use buffer for the given stream on the given core.
diff --git a/src/vnet/ipfix-export/flow_report_classify.c b/src/vnet/ipfix-export/flow_report_classify.c
index 2c4285b287c..ea6ba5cab58 100644
--- a/src/vnet/ipfix-export/flow_report_classify.c
+++ b/src/vnet/ipfix-export/flow_report_classify.c
@@ -106,8 +106,8 @@ ipfix_classify_template_rewrite (ipfix_exporter_t *exp, flow_report_t *fr,
ip->ip_version_and_header_length = 0x45;
ip->ttl = 254;
ip->protocol = IP_PROTOCOL_UDP;
- ip->src_address.as_u32 = exp->src_address.as_u32;
- ip->dst_address.as_u32 = exp->ipfix_collector.as_u32;
+ ip->src_address.as_u32 = exp->src_address.ip.ip4.as_u32;
+ ip->dst_address.as_u32 = exp->ipfix_collector.ip.ip4.as_u32;
udp->src_port = clib_host_to_net_u16 (stream->src_port);
udp->dst_port = clib_host_to_net_u16 (collector_port);
udp->length = clib_host_to_net_u16 (vec_len (rewrite) - sizeof (*ip));