#define REPLY_MSG_ID_BASE frm->msg_id_base
#include <vlibapi/api_helper_macros.h>
-static void
-vl_api_set_ipfix_exporter_t_handler (vl_api_set_ipfix_exporter_t * mp)
+ipfix_exporter_t *
+vnet_ipfix_exporter_lookup (ip4_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)
+ return exp;
+ }
+
+ return NULL;
+}
+
+/*
+ * For backwards compatibility reasons index 0 in the set of exporters
+ * is alwyas used for the exporter created via the set_ipfix_exporter
+ * API.
+ */
+#define USE_INDEX_0 true
+#define USE_ANY_INDEX false
+
+static int
+vl_api_set_ipfix_exporter_t_internal (
+ u32 client_index, vl_api_address_t *mp_collector_address,
+ u16 mp_collector_port, vl_api_address_t *mp_src_address, u32 mp_vrf_id,
+ u32 mp_path_mtu, u32 mp_template_interval, bool mp_udp_checksum,
+ bool use_index_0, bool is_create)
{
vlib_main_t *vm = vlib_get_main ();
flow_report_main_t *frm = &flow_report_main;
+ ipfix_exporter_t *exp;
vl_api_registration_t *reg;
- vl_api_set_ipfix_exporter_reply_t *rmp;
ip4_address_t collector, src;
u16 collector_port = UDP_DST_PORT_ipfix;
u32 path_mtu;
u8 udp_checksum;
u32 fib_id;
u32 fib_index = ~0;
- int rv = 0;
- reg = vl_api_client_index_to_registration (mp->client_index);
+ reg = vl_api_client_index_to_registration (client_index);
if (!reg)
- return;
+ return VNET_API_ERROR_UNIMPLEMENTED;
+
+ /* Collector address is the key for the exporter lookup */
+ ip4_address_decode (mp_collector_address->un.ip4, &collector);
- if (mp->src_address.af == ADDRESS_IP6
- || mp->collector_address.af == ADDRESS_IP6)
+ if (use_index_0)
+ /*
+ * In this case we update the existing exporter. There is no delete
+ * for exp[0]
+ */
+ exp = &frm->exporters[0];
+ else
{
- rv = VNET_API_ERROR_UNIMPLEMENTED;
- goto out;
+ if (is_create)
+ {
+ exp = vnet_ipfix_exporter_lookup (&collector);
+ if (!exp)
+ {
+ /* Create a new exporter instead of updating an existing one */
+ if (pool_elts (frm->exporters) >= IPFIX_EXPORTERS_MAX)
+ return VNET_API_ERROR_INVALID_VALUE;
+ pool_get (frm->exporters, exp);
+ if (!exp)
+ return VNET_API_ERROR_INVALID_VALUE;
+ }
+ }
+ else
+ {
+ /* Delete the exporter */
+ exp = vnet_ipfix_exporter_lookup (&collector);
+ if (!exp)
+ return VNET_API_ERROR_NO_SUCH_ENTRY;
+
+ pool_put (frm->exporters, exp);
+ return 0;
+ }
+ }
+
+ if (mp_src_address->af == ADDRESS_IP6 ||
+ mp_collector_address->af == ADDRESS_IP6)
+ {
+ return VNET_API_ERROR_UNIMPLEMENTED;
}
- ip4_address_decode (mp->collector_address.un.ip4, &collector);
- collector_port = ntohs (mp->collector_port);
+ 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);
- fib_id = ntohl (mp->vrf_id);
+ ip4_address_decode (mp_src_address->un.ip4, &src);
+ fib_id = ntohl (mp_vrf_id);
ip4_main_t *im = &ip4_main;
if (fib_id == ~0)
{
uword *p = hash_get (im->fib_index_by_table_id, fib_id);
if (!p)
- {
- rv = VNET_API_ERROR_NO_SUCH_FIB;
- goto out;
- }
+ return VNET_API_ERROR_NO_SUCH_FIB;
fib_index = p[0];
}
- path_mtu = ntohl (mp->path_mtu);
+ path_mtu = ntohl (mp_path_mtu);
if (path_mtu == ~0)
path_mtu = 512; // RFC 7011 section 10.3.3.
- template_interval = ntohl (mp->template_interval);
+ template_interval = ntohl (mp_template_interval);
if (template_interval == ~0)
template_interval = 20;
- udp_checksum = mp->udp_checksum;
+ udp_checksum = mp_udp_checksum;
if (collector.as_u32 != 0 && src.as_u32 == 0)
- {
- rv = VNET_API_ERROR_INVALID_VALUE;
- goto out;
- }
+ return VNET_API_ERROR_INVALID_VALUE;
if (path_mtu > 1450 /* vpp does not support fragmentation */ )
- {
- rv = VNET_API_ERROR_INVALID_VALUE;
- goto out;
- }
+ return VNET_API_ERROR_INVALID_VALUE;
if (path_mtu < 68)
- {
- rv = VNET_API_ERROR_INVALID_VALUE;
- goto out;
- }
+ return VNET_API_ERROR_INVALID_VALUE;
/* Reset report streams if we are reconfiguring IP addresses */
- if (frm->ipfix_collector.as_u32 != collector.as_u32 ||
- frm->src_address.as_u32 != src.as_u32 ||
- frm->collector_port != collector_port)
- vnet_flow_reports_reset (frm);
-
- frm->ipfix_collector.as_u32 = collector.as_u32;
- frm->collector_port = collector_port;
- frm->src_address.as_u32 = src.as_u32;
- frm->fib_index = fib_index;
- frm->path_mtu = path_mtu;
- frm->template_interval = template_interval;
- frm->udp_checksum = udp_checksum;
+ if (exp->ipfix_collector.as_u32 != collector.as_u32 ||
+ exp->src_address.as_u32 != src.as_u32 ||
+ exp->collector_port != collector_port)
+ vnet_flow_reports_reset (exp);
+
+ exp->ipfix_collector.as_u32 = collector.as_u32;
+ exp->collector_port = collector_port;
+ exp->src_address.as_u32 = src.as_u32;
+ exp->fib_index = fib_index;
+ exp->path_mtu = path_mtu;
+ exp->template_interval = template_interval;
+ exp->udp_checksum = udp_checksum;
/* Turn on the flow reporting process */
vlib_process_signal_event (vm, flow_report_process_node.index, 1, 0);
-out:
+ return 0;
+}
+
+static void
+vl_api_set_ipfix_exporter_t_handler (vl_api_set_ipfix_exporter_t *mp)
+{
+ vl_api_set_ipfix_exporter_reply_t *rmp;
+ flow_report_main_t *frm = &flow_report_main;
+ int rv = vl_api_set_ipfix_exporter_t_internal (
+ mp->client_index, &mp->collector_address, mp->collector_port,
+ &mp->src_address, mp->vrf_id, mp->path_mtu, mp->template_interval,
+ mp->udp_checksum, USE_INDEX_0, 0);
+
REPLY_MACRO (VL_API_SET_IPFIX_EXPORTER_REPLY);
}
+static void
+vl_api_ipfix_exporter_create_delete_t_handler (
+ vl_api_ipfix_exporter_create_delete_t *mp)
+{
+ vl_api_ipfix_exporter_create_delete_reply_t *rmp;
+ flow_report_main_t *frm = &flow_report_main;
+ int rv = vl_api_set_ipfix_exporter_t_internal (
+ mp->client_index, &mp->collector_address, mp->collector_port,
+ &mp->src_address, mp->vrf_id, mp->path_mtu, mp->template_interval,
+ mp->udp_checksum, USE_ANY_INDEX, mp->is_create);
+
+ REPLY_MACRO (VL_API_IPFIX_EXPORTER_CREATE_DELETE_REPLY);
+}
+
static void
vl_api_ipfix_exporter_dump_t_handler (vl_api_ipfix_exporter_dump_t * mp)
{
flow_report_main_t *frm = &flow_report_main;
+ ipfix_exporter_t *exp = pool_elt_at_index (flow_report_main.exporters, 0);
vl_api_registration_t *reg;
vl_api_ipfix_exporter_details_t *rmp;
ip4_main_t *im = &ip4_main;
rmp = vl_msg_api_alloc (sizeof (*rmp));
clib_memset (rmp, 0, sizeof (*rmp));
- rmp->_vl_msg_id = ntohs (VL_API_IPFIX_EXPORTER_DETAILS);
+ rmp->_vl_msg_id =
+ ntohs ((REPLY_MSG_ID_BASE) + VL_API_IPFIX_EXPORTER_DETAILS);
rmp->context = mp->context;
- memcpy (&collector.ip4, &frm->ipfix_collector, sizeof (ip4_address_t));
+ memcpy (&collector.ip4, &exp->ipfix_collector, sizeof (ip4_address_t));
ip_address_encode (&collector, IP46_TYPE_IP4, &rmp->collector_address);
- rmp->collector_port = htons (frm->collector_port);
+ rmp->collector_port = htons (exp->collector_port);
- memcpy (&src.ip4, &frm->src_address, sizeof (ip4_address_t));
+ memcpy (&src.ip4, &exp->src_address, sizeof (ip4_address_t));
ip_address_encode (&src, IP46_TYPE_IP4, &rmp->src_address);
- if (frm->fib_index == ~0)
+ if (exp->fib_index == ~0)
vrf_id = ~0;
else
- vrf_id = im->fibs[frm->fib_index].ft_table_id;
+ vrf_id = im->fibs[exp->fib_index].ft_table_id;
rmp->vrf_id = htonl (vrf_id);
- rmp->path_mtu = htonl (frm->path_mtu);
- rmp->template_interval = htonl (frm->template_interval);
- rmp->udp_checksum = (frm->udp_checksum != 0);
+ rmp->path_mtu = htonl (exp->path_mtu);
+ rmp->template_interval = htonl (exp->template_interval);
+ rmp->udp_checksum = (exp->udp_checksum != 0);
vl_api_send_msg (reg, (u8 *) rmp);
}
vl_api_set_ipfix_classify_stream_reply_t *rmp;
flow_report_classify_main_t *fcm = &flow_report_classify_main;
flow_report_main_t *frm = &flow_report_main;
+ ipfix_exporter_t *exp = &frm->exporters[0];
u32 domain_id = 0;
u32 src_port = UDP_DST_PORT_ipfix;
int rv = 0;
if (fcm->src_port != 0 &&
(fcm->domain_id != domain_id || fcm->src_port != (u16) src_port))
{
- int rv = vnet_stream_change (frm, fcm->domain_id, fcm->src_port,
+ int rv = vnet_stream_change (exp, fcm->domain_id, fcm->src_port,
domain_id, (u16) src_port);
ASSERT (rv == 0);
}
vl_api_registration_t *reg;
flow_report_classify_main_t *fcm = &flow_report_classify_main;
flow_report_main_t *frm = &flow_report_main;
+ ipfix_exporter_t *exp = &frm->exporters[0];
vnet_flow_report_add_del_args_t args;
ipfix_classify_table_t *table;
int is_add;
args.domain_id = fcm->domain_id;
args.src_port = fcm->src_port;
- rv = vnet_flow_report_add_del (frm, &args, NULL);
+ rv = vnet_flow_report_add_del (exp, &args, NULL);
/* If deleting, or add failed */
if (is_add == 0 || (rv && is_add))
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