examples/ip_pipeline: support table rule show
authorCristian Dumitrescu <cristian.dumitrescu@intel.com>
Tue, 30 Oct 2018 18:40:41 +0000 (18:40 +0000)
committerCristian Dumitrescu <cristian.dumitrescu@intel.com>
Fri, 2 Nov 2018 11:29:53 +0000 (12:29 +0100)
Add support for the table rule show operation.

Signed-off-by: Cristian Dumitrescu <cristian.dumitrescu@intel.com>
Signed-off-by: Jasvinder Singh <jasvinder.singh@intel.com>
examples/ip_pipeline/cli.c

index 552e0df..3de6206 100644 (file)
@@ -4739,6 +4739,420 @@ cmd_pipeline_table_rule_delete_default(char **tokens,
        }
 }
 
+static void
+ether_addr_show(FILE *f, struct ether_addr *addr)
+{
+       fprintf(f, "%02x:%02x:%02x:%02x:%02x:%02x",
+               (uint32_t)addr->addr_bytes[0], (uint32_t)addr->addr_bytes[1],
+               (uint32_t)addr->addr_bytes[2], (uint32_t)addr->addr_bytes[3],
+               (uint32_t)addr->addr_bytes[4], (uint32_t)addr->addr_bytes[5]);
+}
+
+static void
+ipv4_addr_show(FILE *f, uint32_t addr)
+{
+       fprintf(f, "%u.%u.%u.%u",
+               addr >> 24,
+               (addr >> 16) & 0xFF,
+               (addr >> 8) & 0xFF,
+               addr & 0xFF);
+}
+
+static void
+ipv6_addr_show(FILE *f, uint8_t *addr)
+{
+       fprintf(f, "%02x%02x:%02x%02x:%02x%02x:%02x%02x:"
+               "%02x%02x:%02x%02x:%02x%02x:%02x%02x:",
+               (uint32_t)addr[0], (uint32_t)addr[1],
+               (uint32_t)addr[2], (uint32_t)addr[3],
+               (uint32_t)addr[4], (uint32_t)addr[5],
+               (uint32_t)addr[6], (uint32_t)addr[7],
+               (uint32_t)addr[8], (uint32_t)addr[9],
+               (uint32_t)addr[10], (uint32_t)addr[11],
+               (uint32_t)addr[12], (uint32_t)addr[13],
+               (uint32_t)addr[14], (uint32_t)addr[15]);
+}
+
+static const char *
+policer_action_string(enum rte_table_action_policer action) {
+       switch (action) {
+               case RTE_TABLE_ACTION_POLICER_COLOR_GREEN: return "G";
+               case RTE_TABLE_ACTION_POLICER_COLOR_YELLOW: return "Y";
+               case RTE_TABLE_ACTION_POLICER_COLOR_RED: return "R";
+               case RTE_TABLE_ACTION_POLICER_DROP: return "D";
+               default: return "?";
+       }
+}
+
+static int
+table_rule_show(const char *pipeline_name,
+       uint32_t table_id,
+       const char *file_name)
+{
+       struct pipeline *p;
+       struct table *table;
+       struct table_rule *rule;
+       FILE *f = NULL;
+       uint32_t i;
+
+       /* Check input params. */
+       if ((pipeline_name == NULL) ||
+               (file_name == NULL))
+               return -1;
+
+       p = pipeline_find(pipeline_name);
+       if ((p == NULL) ||
+               (table_id >= p->n_tables))
+               return -1;
+
+       table = &p->table[table_id];
+
+       /* Open file. */
+       f = fopen(file_name, "w");
+       if (f == NULL)
+               return -1;
+
+       /* Write table rules to file. */
+       TAILQ_FOREACH(rule, &table->rules, node) {
+               struct table_rule_match *m = &rule->match;
+               struct table_rule_action *a = &rule->action;
+
+               fprintf(f, "match ");
+               switch (m->match_type) {
+               case TABLE_ACL:
+                       fprintf(f, "acl priority %u ",
+                               m->match.acl.priority);
+
+                       fprintf(f, m->match.acl.ip_version ? "ipv4 " : "ipv6 ");
+
+                       if (m->match.acl.ip_version)
+                               ipv4_addr_show(f, m->match.acl.ipv4.sa);
+                       else
+                               ipv6_addr_show(f, m->match.acl.ipv6.sa);
+
+                       fprintf(f, "%u",        m->match.acl.sa_depth);
+
+                       if (m->match.acl.ip_version)
+                               ipv4_addr_show(f, m->match.acl.ipv4.da);
+                       else
+                               ipv6_addr_show(f, m->match.acl.ipv6.da);
+
+                       fprintf(f, "%u",        m->match.acl.da_depth);
+
+                       fprintf(f, "%u %u %u %u %u ",
+                               (uint32_t)m->match.acl.sp0,
+                               (uint32_t)m->match.acl.sp1,
+                               (uint32_t)m->match.acl.dp0,
+                               (uint32_t)m->match.acl.dp1,
+                               (uint32_t)m->match.acl.proto);
+                       break;
+
+               case TABLE_ARRAY:
+                       fprintf(f, "array %u ",
+                               m->match.array.pos);
+                       break;
+
+               case TABLE_HASH:
+                       fprintf(f, "hash raw ");
+                       for (i = 0; i < table->params.match.hash.key_size; i++)
+                               fprintf(f, "%02x", m->match.hash.key[i]);
+                       fprintf(f, " ");
+                       break;
+
+               case TABLE_LPM:
+                       fprintf(f, "lpm ");
+
+                       fprintf(f, m->match.lpm.ip_version ? "ipv4 " : "ipv6 ");
+
+                       if (m->match.acl.ip_version)
+                               ipv4_addr_show(f, m->match.lpm.ipv4);
+                       else
+                               ipv6_addr_show(f, m->match.lpm.ipv6);
+
+                       fprintf(f, "%u ",
+                               (uint32_t)m->match.lpm.depth);
+                       break;
+
+               default:
+                       fprintf(f, "unknown ");
+               }
+
+               fprintf(f, "action ");
+               if (a->action_mask & (1LLU << RTE_TABLE_ACTION_FWD)) {
+                       fprintf(f, "fwd ");
+                       switch (a->fwd.action) {
+                       case RTE_PIPELINE_ACTION_DROP:
+                               fprintf(f, "drop ");
+                               break;
+
+                       case RTE_PIPELINE_ACTION_PORT:
+                               fprintf(f, "port %u ", a->fwd.id);
+                               break;
+
+                       case RTE_PIPELINE_ACTION_PORT_META:
+                               fprintf(f, "meta ");
+                               break;
+
+                       case RTE_PIPELINE_ACTION_TABLE:
+                       default:
+                               fprintf(f, "table %u ", a->fwd.id);
+                       }
+               }
+
+               if (a->action_mask & (1LLU << RTE_TABLE_ACTION_LB)) {
+                       fprintf(f, "balance ");
+                       for (i = 0; i < RTE_DIM(a->lb.out); i++)
+                               fprintf(f, "%u ", a->lb.out[i]);
+               }
+
+               if (a->action_mask & (1LLU << RTE_TABLE_ACTION_MTR)) {
+                       fprintf(f, "mtr ");
+                       for (i = 0; i < RTE_TABLE_ACTION_TC_MAX; i++)
+                               if (a->mtr.tc_mask & (1 << i)) {
+                                       struct rte_table_action_mtr_tc_params *p =
+                                               &a->mtr.mtr[i];
+                                       enum rte_table_action_policer ga =
+                                               p->policer[e_RTE_METER_GREEN];
+                                       enum rte_table_action_policer ya =
+                                               p->policer[e_RTE_METER_YELLOW];
+                                       enum rte_table_action_policer ra =
+                                               p->policer[e_RTE_METER_RED];
+
+                                       fprintf(f, "tc%u meter %u policer g %s y %s r %s ",
+                                               i,
+                                               a->mtr.mtr[i].meter_profile_id,
+                                               policer_action_string(ga),
+                                               policer_action_string(ya),
+                                               policer_action_string(ra));
+                               }
+               }
+
+               if (a->action_mask & (1LLU << RTE_TABLE_ACTION_TM))
+                       fprintf(f, "tm subport %u pipe %u ",
+                               a->tm.subport_id,
+                               a->tm.pipe_id);
+
+               if (a->action_mask & (1LLU << RTE_TABLE_ACTION_ENCAP)) {
+                       fprintf(f, "encap ");
+                       switch (a->encap.type) {
+                       case RTE_TABLE_ACTION_ENCAP_ETHER:
+                               fprintf(f, "ether ");
+                               ether_addr_show(f, &a->encap.ether.ether.da);
+                               fprintf(f, " ");
+                               ether_addr_show(f, &a->encap.ether.ether.sa);
+                               fprintf(f, " ");
+                               break;
+
+                       case RTE_TABLE_ACTION_ENCAP_VLAN:
+                               fprintf(f, "vlan ");
+                               ether_addr_show(f, &a->encap.vlan.ether.da);
+                               fprintf(f, " ");
+                               ether_addr_show(f, &a->encap.vlan.ether.sa);
+                               fprintf(f, " pcp %u dei %u vid %u ",
+                                       a->encap.vlan.vlan.pcp,
+                                       a->encap.vlan.vlan.dei,
+                                       a->encap.vlan.vlan.vid);
+                               break;
+
+                       case RTE_TABLE_ACTION_ENCAP_QINQ:
+                               fprintf(f, "qinq ");
+                               ether_addr_show(f, &a->encap.qinq.ether.da);
+                               fprintf(f, " ");
+                               ether_addr_show(f, &a->encap.qinq.ether.sa);
+                               fprintf(f, " pcp %u dei %u vid %u pcp %u dei %u vid %u ",
+                                       a->encap.qinq.svlan.pcp,
+                                       a->encap.qinq.svlan.dei,
+                                       a->encap.qinq.svlan.vid,
+                                       a->encap.qinq.cvlan.pcp,
+                                       a->encap.qinq.cvlan.dei,
+                                       a->encap.qinq.cvlan.vid);
+                               break;
+
+                       case RTE_TABLE_ACTION_ENCAP_MPLS:
+                               fprintf(f, "mpls %s ", (a->encap.mpls.unicast) ?
+                                       "unicast " : "multicast ");
+                               ether_addr_show(f, &a->encap.mpls.ether.da);
+                               fprintf(f, " ");
+                               ether_addr_show(f, &a->encap.mpls.ether.sa);
+                               fprintf(f, " ");
+                               for (i = 0; i < a->encap.mpls.mpls_count; i++) {
+                                       struct rte_table_action_mpls_hdr *l =
+                                               &a->encap.mpls.mpls[i];
+
+                                       fprintf(f, "label%u %u %u %u ",
+                                               i,
+                                               l->label,
+                                               l->tc,
+                                               l->ttl);
+                               }
+                               break;
+
+                       case RTE_TABLE_ACTION_ENCAP_PPPOE:
+                               fprintf(f, "pppoe ");
+                               ether_addr_show(f, &a->encap.pppoe.ether.da);
+                               fprintf(f, " ");
+                               ether_addr_show(f, &a->encap.pppoe.ether.sa);
+                               fprintf(f, " %u ", a->encap.pppoe.pppoe.session_id);
+                               break;
+
+                       case RTE_TABLE_ACTION_ENCAP_VXLAN:
+                               fprintf(f, "vxlan ether ");
+                               ether_addr_show(f, &a->encap.vxlan.ether.da);
+                               fprintf(f, " ");
+                               ether_addr_show(f, &a->encap.vxlan.ether.sa);
+                               if (table->ap->params.encap.vxlan.vlan)
+                                       fprintf(f, " vlan pcp %u dei %u vid %u ",
+                                               a->encap.vxlan.vlan.pcp,
+                                               a->encap.vxlan.vlan.dei,
+                                               a->encap.vxlan.vlan.vid);
+                               if (table->ap->params.encap.vxlan.ip_version) {
+                                       fprintf(f, " ipv4 ");
+                                       ipv4_addr_show(f, a->encap.vxlan.ipv4.sa);
+                                       fprintf(f, " ");
+                                       ipv4_addr_show(f, a->encap.vxlan.ipv4.da);
+                                       fprintf(f, " %u %u ",
+                                               (uint32_t)a->encap.vxlan.ipv4.dscp,
+                                               (uint32_t)a->encap.vxlan.ipv4.ttl);
+                               } else {
+                                       fprintf(f, " ipv6 ");
+                                       ipv6_addr_show(f, a->encap.vxlan.ipv6.sa);
+                                       fprintf(f, " ");
+                                       ipv6_addr_show(f, a->encap.vxlan.ipv6.da);
+                                       fprintf(f, " %u %u %u ",
+                                               a->encap.vxlan.ipv6.flow_label,
+                                               (uint32_t)a->encap.vxlan.ipv6.dscp,
+                                               (uint32_t)a->encap.vxlan.ipv6.hop_limit);
+                                       fprintf(f, " udp %u %u vxlan %u ",
+                                               a->encap.vxlan.udp.sp,
+                                               a->encap.vxlan.udp.dp,
+                                               a->encap.vxlan.vxlan.vni);
+                               }
+                               break;
+
+                       default:
+                               fprintf(f, "unknown ");
+                       }
+               }
+
+               if (a->action_mask & (1LLU << RTE_TABLE_ACTION_NAT)) {
+                       fprintf(f, "nat %s ", (a->nat.ip_version) ? "ipv4 " : "ipv6 ");
+                       if (a->nat.ip_version)
+                               ipv4_addr_show(f, a->nat.addr.ipv4);
+                       else
+                               ipv6_addr_show(f, a->nat.addr.ipv6);
+                       fprintf(f, " %u ", (uint32_t)(a->nat.port));
+               }
+
+               if (a->action_mask & (1LLU << RTE_TABLE_ACTION_TTL))
+                       fprintf(f, "ttl %s ", (a->ttl.decrement) ? "dec" : "keep");
+
+               if (a->action_mask & (1LLU << RTE_TABLE_ACTION_STATS))
+                       fprintf(f, "stats ");
+
+               if (a->action_mask & (1LLU << RTE_TABLE_ACTION_TIME))
+                       fprintf(f, "time ");
+
+               if (a->action_mask & (1LLU << RTE_TABLE_ACTION_SYM_CRYPTO))
+                       fprintf(f, "sym_crypto ");
+
+               if (a->action_mask & (1LLU << RTE_TABLE_ACTION_TAG))
+                       fprintf(f, "tag %u ", a->tag.tag);
+
+               if (a->action_mask & (1LLU << RTE_TABLE_ACTION_DECAP))
+                       fprintf(f, "decap %u ", a->decap.n);
+
+               /* end */
+               fprintf(f, "\n");
+       }
+
+       /* Write table default rule to file. */
+       if (table->rule_default) {
+               struct table_rule_action *a = &table->rule_default->action;
+
+               fprintf(f, "# match default action fwd ");
+
+               switch (a->fwd.action) {
+               case RTE_PIPELINE_ACTION_DROP:
+                       fprintf(f, "drop ");
+                       break;
+
+               case RTE_PIPELINE_ACTION_PORT:
+                       fprintf(f, "port %u ", a->fwd.id);
+                       break;
+
+               case RTE_PIPELINE_ACTION_PORT_META:
+                       fprintf(f, "meta ");
+                       break;
+
+               case RTE_PIPELINE_ACTION_TABLE:
+               default:
+                       fprintf(f, "table %u ", a->fwd.id);
+               }
+       } else
+               fprintf(f, "# match default action fwd drop ");
+
+       fprintf(f, "\n");
+
+       /* Close file. */
+       fclose(f);
+
+       return 0;
+}
+
+static const char cmd_pipeline_table_rule_show_help[] =
+"pipeline <pipeline_name> table <table_id> rule show\n"
+"     file <file_name>\n";
+
+static void
+cmd_pipeline_table_rule_show(char **tokens,
+       uint32_t n_tokens,
+       char *out,
+       size_t out_size)
+{
+       char *file_name = NULL, *pipeline_name;
+       uint32_t table_id;
+       int status;
+
+       if (n_tokens != 8) {
+               snprintf(out, out_size, MSG_ARG_MISMATCH, tokens[0]);
+               return;
+       }
+
+       pipeline_name = tokens[1];
+
+       if (strcmp(tokens[2], "table") != 0) {
+               snprintf(out, out_size, MSG_ARG_NOT_FOUND, "table");
+               return;
+       }
+
+       if (parser_read_uint32(&table_id, tokens[3]) != 0) {
+               snprintf(out, out_size, MSG_ARG_INVALID, "table_id");
+               return;
+       }
+
+       if (strcmp(tokens[4], "rule") != 0) {
+               snprintf(out, out_size, MSG_ARG_NOT_FOUND, "rule");
+               return;
+       }
+
+       if (strcmp(tokens[5], "show") != 0) {
+               snprintf(out, out_size, MSG_ARG_NOT_FOUND, "show");
+               return;
+       }
+
+       if (strcmp(tokens[6], "file") != 0) {
+               snprintf(out, out_size, MSG_ARG_NOT_FOUND, "file");
+               return;
+       }
+
+       file_name = tokens[7];
+
+       status = table_rule_show(pipeline_name, table_id, file_name);
+       if (status) {
+               snprintf(out, out_size, MSG_CMD_FAIL, tokens[0]);
+               return;
+       }
+}
 
 static const char cmd_pipeline_table_rule_stats_read_help[] =
 "pipeline <pipeline_name> table <table_id> rule read stats [clear]\n"
@@ -5617,6 +6031,7 @@ cmd_help(char **tokens, uint32_t n_tokens, char *out, size_t out_size)
                        "\tpipeline table rule add bulk\n"
                        "\tpipeline table rule delete\n"
                        "\tpipeline table rule delete default\n"
+                       "\tpipeline table rule show\n"
                        "\tpipeline table rule stats read\n"
                        "\tpipeline table meter profile add\n"
                        "\tpipeline table meter profile delete\n"
@@ -5831,6 +6246,14 @@ cmd_help(char **tokens, uint32_t n_tokens, char *out, size_t out_size)
                        return;
                }
 
+               if ((n_tokens == 4) &&
+                       (strcmp(tokens[2], "rule") == 0) &&
+                       (strcmp(tokens[3], "show") == 0)) {
+                       snprintf(out, out_size, "\n%s\n",
+                               cmd_pipeline_table_rule_show_help);
+                       return;
+               }
+
                if ((n_tokens == 5) &&
                        (strcmp(tokens[2], "rule") == 0) &&
                        (strcmp(tokens[3], "stats") == 0) &&
@@ -6135,6 +6558,15 @@ cli_process(char *in, char *out, size_t out_size)
                        return;
                }
 
+               if ((n_tokens >= 6) &&
+                       (strcmp(tokens[2], "table") == 0) &&
+                       (strcmp(tokens[4], "rule") == 0) &&
+                       (strcmp(tokens[5], "show") == 0)) {
+                       cmd_pipeline_table_rule_show(tokens, n_tokens,
+                               out, out_size);
+                       return;
+               }
+
                if ((n_tokens >= 7) &&
                        (strcmp(tokens[2], "table") == 0) &&
                        (strcmp(tokens[4], "rule") == 0) &&