examples/ipsec-secgw: support flow director

[dpdk.git] / examples / ipsec-secgw / ipsec.c

diff --git a/examples/ipsec-secgw/ipsec.c b/examples/ipsec-secgw/ipsec.c
index d406571..bf88d80 100644 (file)
--- a/examples/ipsec-secgw/ipsec.c
+++ b/examples/ipsec-secgw/ipsec.c
@@ -418,6 +418,72 @@ flow_create_failure:
        return 0;
 }
 
+int
+create_ipsec_esp_flow(struct ipsec_sa *sa)
+{
+       int ret = 0;
+       struct rte_flow_error err;
+       if (sa->direction == RTE_SECURITY_IPSEC_SA_DIR_EGRESS) {
+               RTE_LOG(ERR, IPSEC,
+                       "No Flow director rule for Egress traffic\n");
+               return -1;
+       }
+       if (sa->flags == TRANSPORT) {
+               RTE_LOG(ERR, IPSEC,
+                       "No Flow director rule for transport mode\n");
+               return -1;
+       }
+       sa->action[0].type = RTE_FLOW_ACTION_TYPE_QUEUE;
+       sa->pattern[0].type = RTE_FLOW_ITEM_TYPE_ETH;
+       sa->action[0].conf = &(struct rte_flow_action_queue) {
+                               .index = sa->fdir_qid,
+       };
+       sa->attr.egress = 0;
+       sa->attr.ingress = 1;
+       if (IS_IP6(sa->flags)) {
+               sa->pattern[1].mask = &rte_flow_item_ipv6_mask;
+               sa->pattern[1].type = RTE_FLOW_ITEM_TYPE_IPV6;
+               sa->pattern[1].spec = &sa->ipv6_spec;
+               memcpy(sa->ipv6_spec.hdr.dst_addr,
+                       sa->dst.ip.ip6.ip6_b, sizeof(sa->dst.ip.ip6.ip6_b));
+               memcpy(sa->ipv6_spec.hdr.src_addr,
+                       sa->src.ip.ip6.ip6_b, sizeof(sa->src.ip.ip6.ip6_b));
+               sa->pattern[2].type = RTE_FLOW_ITEM_TYPE_ESP;
+               sa->pattern[2].spec = &sa->esp_spec;
+               sa->pattern[2].mask = &rte_flow_item_esp_mask;
+               sa->esp_spec.hdr.spi = rte_cpu_to_be_32(sa->spi);
+               sa->pattern[3].type = RTE_FLOW_ITEM_TYPE_END;
+       } else if (IS_IP4(sa->flags)) {
+               sa->pattern[1].mask = &rte_flow_item_ipv4_mask;
+               sa->pattern[1].type = RTE_FLOW_ITEM_TYPE_IPV4;
+               sa->pattern[1].spec = &sa->ipv4_spec;
+               sa->ipv4_spec.hdr.dst_addr = sa->dst.ip.ip4;
+               sa->ipv4_spec.hdr.src_addr = sa->src.ip.ip4;
+               sa->pattern[2].type = RTE_FLOW_ITEM_TYPE_ESP;
+               sa->pattern[2].spec = &sa->esp_spec;
+               sa->pattern[2].mask = &rte_flow_item_esp_mask;
+               sa->esp_spec.hdr.spi = rte_cpu_to_be_32(sa->spi);
+               sa->pattern[3].type = RTE_FLOW_ITEM_TYPE_END;
+       }
+       sa->action[1].type = RTE_FLOW_ACTION_TYPE_END;
+
+       ret = rte_flow_validate(sa->portid, &sa->attr, sa->pattern, sa->action,
+                               &err);
+       if (ret < 0) {
+               RTE_LOG(ERR, IPSEC, "Flow validation failed %s\n", err.message);
+               return ret;
+       }
+
+       sa->flow = rte_flow_create(sa->portid, &sa->attr, sa->pattern,
+                                       sa->action, &err);
+       if (!sa->flow) {
+               RTE_LOG(ERR, IPSEC, "Flow creation failed %s\n", err.message);
+               return -1;
+       }
+
+       return 0;
+}
+
 /*
  * queue crypto-ops into PMD queue.
  */