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dpdk: Add support for Mellanox ConnectX-4 devices
[vpp.git] / vnet / vnet / fib / ip4_fib.c
diff --git a/vnet/vnet/fib/ip4_fib.c b/vnet/vnet/fib/ip4_fib.c
index 21ebb7a..f6ebce0 100644 (file)
--- a/vnet/vnet/fib/ip4_fib.c
+++ b/vnet/vnet/fib/ip4_fib.c
@@ -53,14 +53,14 @@ static const ip4_fib_table_special_prefix_t ip4_specials[] = {
     },
     {
        /*
-        * 240.0.0.0/8
+        * 240.0.0.0/4
         * drop class E
         */
        .ift_prefix = {
            .fp_addr = {
                .ip4.data_u32 = 0xf0000000,
            },
-           .fp_len   = 8,
+           .fp_len   = 4,
            .fp_proto = FIB_PROTOCOL_IP4,
        },
        .ift_source = FIB_SOURCE_SPECIAL,
@@ -69,14 +69,14 @@ static const ip4_fib_table_special_prefix_t ip4_specials[] = {
     },
     {
        /*
-        * 224.0.0.0/8
+        * 224.0.0.0/4
         * drop all mcast
         */
        .ift_prefix = {
            .fp_addr = {
                .ip4.data_u32 = 0xe0000000,
            },
-           .fp_len   = 8,
+           .fp_len   = 4,
            .fp_proto = FIB_PROTOCOL_IP4,
        },
        .ift_source = FIB_SOURCE_SPECIAL,
@@ -512,31 +512,153 @@ ip4_show_fib (vlib_main_t * vm,
 }
 
 /*?
- * Show FIB/route entries
+ * This command displays the IPv4 FIB Tables (VRF Tables) and the route
+ * entries for each table.
+ *
+ * @note This command will run for a long time when the FIB tables are
+ * comprised of millions of entries. For those senarios, consider displaying
+ * a single table or summary mode.
  *
  * @cliexpar
+ * Example of how to display all the IPv4 FIB tables:
  * @cliexstart{show ip fib}
- * Display the IPv4 FIB.
- * This command will run for a long time when the FIBs comprise millions of entries.
- *   vpp# sh ip fib
- *   Table 0
- *   Destination         Packets          Bytes         Adjacency
- *   6.0.0.0/8                          0               0 weight 1, index 3
- *                                                       arp fake-eth0 6.0.0.1/8
- *   6.0.0.1/32                         0               0 weight 1, index 4
- *                                                        local 6.0.0.1/8
- *
- *  And so forth. Use 'show ip fib summary' for a summary:
- *
- *   vpp# sh ip fib summary
- *   Table 0
- *   Prefix length         Count
- *         8               1
- *        32               4
+ * ipv4-VRF:0, fib_index 0, flow hash: src dst sport dport proto
+ * 0.0.0.0/0
+ *   unicast-ip4-chain
+ *   [@0]: dpo-load-balance: [index:0 buckets:1 uRPF:0 to:[0:0]]
+ *     [0] [@0]: dpo-drop ip6
+ * 0.0.0.0/32
+ *   unicast-ip4-chain
+ *   [@0]: dpo-load-balance: [index:1 buckets:1 uRPF:1 to:[0:0]]
+ *     [0] [@0]: dpo-drop ip6
+ * 6.0.1.2/32
+ *   unicast-ip4-chain
+ *   [@0]: dpo-load-balance: [index:30 buckets:1 uRPF:29 to:[0:0]]
+ *     [0] [@3]: arp-ipv4: via 6.0.0.1 af_packet0
+ * 7.0.0.1/32
+ *   unicast-ip4-chain
+ *   [@0]: dpo-load-balance: [index:31 buckets:4 uRPF:30 to:[0:0]]
+ *     [0] [@3]: arp-ipv4: via 6.0.0.2 af_packet0
+ *     [1] [@3]: arp-ipv4: via 6.0.0.2 af_packet0
+ *     [2] [@3]: arp-ipv4: via 6.0.0.2 af_packet0
+ *     [3] [@3]: arp-ipv4: via 6.0.0.1 af_packet0
+ * 224.0.0.0/8
+ *   unicast-ip4-chain
+ *   [@0]: dpo-load-balance: [index:3 buckets:1 uRPF:3 to:[0:0]]
+ *     [0] [@0]: dpo-drop ip6
+ * 240.0.0.0/8
+ *   unicast-ip4-chain
+ *   [@0]: dpo-load-balance: [index:2 buckets:1 uRPF:2 to:[0:0]]
+ *     [0] [@0]: dpo-drop ip6
+ * 255.255.255.255/32
+ *   unicast-ip4-chain
+ *   [@0]: dpo-load-balance: [index:4 buckets:1 uRPF:4 to:[0:0]]
+ *     [0] [@0]: dpo-drop ip6
+ * ipv4-VRF:7, fib_index 1, flow hash: src dst sport dport proto
+ * 0.0.0.0/0
+ *   unicast-ip4-chain
+ *   [@0]: dpo-load-balance: [index:12 buckets:1 uRPF:11 to:[0:0]]
+ *     [0] [@0]: dpo-drop ip6
+ * 0.0.0.0/32
+ *   unicast-ip4-chain
+ *   [@0]: dpo-load-balance: [index:13 buckets:1 uRPF:12 to:[0:0]]
+ *     [0] [@0]: dpo-drop ip6
+ * 172.16.1.0/24
+ *   unicast-ip4-chain
+ *   [@0]: dpo-load-balance: [index:17 buckets:1 uRPF:16 to:[0:0]]
+ *     [0] [@4]: ipv4-glean: af_packet0
+ * 172.16.1.1/32
+ *   unicast-ip4-chain
+ *   [@0]: dpo-load-balance: [index:18 buckets:1 uRPF:17 to:[1:84]]
+ *     [0] [@2]: dpo-receive: 172.16.1.1 on af_packet0
+ * 172.16.1.2/32
+ *   unicast-ip4-chain
+ *   [@0]: dpo-load-balance: [index:21 buckets:1 uRPF:20 to:[0:0]]
+ *     [0] [@5]: ipv4 via 172.16.1.2 af_packet0: IP4: 02:fe:9e:70:7a:2b -> 26:a5:f6:9c:3a:36
+ * 172.16.2.0/24
+ *   unicast-ip4-chain
+ *   [@0]: dpo-load-balance: [index:19 buckets:1 uRPF:18 to:[0:0]]
+ *     [0] [@4]: ipv4-glean: af_packet1
+ * 172.16.2.1/32
+ *   unicast-ip4-chain
+ *   [@0]: dpo-load-balance: [index:20 buckets:1 uRPF:19 to:[0:0]]
+ *     [0] [@2]: dpo-receive: 172.16.2.1 on af_packet1
+ * 224.0.0.0/8
+ *   unicast-ip4-chain
+ *   [@0]: dpo-load-balance: [index:15 buckets:1 uRPF:14 to:[0:0]]
+ *     [0] [@0]: dpo-drop ip6
+ * 240.0.0.0/8
+ *   unicast-ip4-chain
+ *   [@0]: dpo-load-balance: [index:14 buckets:1 uRPF:13 to:[0:0]]
+ *     [0] [@0]: dpo-drop ip6
+ * 255.255.255.255/32
+ *   unicast-ip4-chain
+ *   [@0]: dpo-load-balance: [index:16 buckets:1 uRPF:15 to:[0:0]]
+ *     [0] [@0]: dpo-drop ip6
+ * @cliexend
+ * Example of how to display a single IPv4 FIB table:
+ * @cliexstart{show ip fib table 7}
+ * ipv4-VRF:7, fib_index 1, flow hash: src dst sport dport proto
+ * 0.0.0.0/0
+ *   unicast-ip4-chain
+ *   [@0]: dpo-load-balance: [index:12 buckets:1 uRPF:11 to:[0:0]]
+ *     [0] [@0]: dpo-drop ip6
+ * 0.0.0.0/32
+ *   unicast-ip4-chain
+ *   [@0]: dpo-load-balance: [index:13 buckets:1 uRPF:12 to:[0:0]]
+ *     [0] [@0]: dpo-drop ip6
+ * 172.16.1.0/24
+ *   unicast-ip4-chain
+ *   [@0]: dpo-load-balance: [index:17 buckets:1 uRPF:16 to:[0:0]]
+ *     [0] [@4]: ipv4-glean: af_packet0
+ * 172.16.1.1/32
+ *   unicast-ip4-chain
+ *   [@0]: dpo-load-balance: [index:18 buckets:1 uRPF:17 to:[1:84]]
+ *     [0] [@2]: dpo-receive: 172.16.1.1 on af_packet0
+ * 172.16.1.2/32
+ *   unicast-ip4-chain
+ *   [@0]: dpo-load-balance: [index:21 buckets:1 uRPF:20 to:[0:0]]
+ *     [0] [@5]: ipv4 via 172.16.1.2 af_packet0: IP4: 02:fe:9e:70:7a:2b -> 26:a5:f6:9c:3a:36
+ * 172.16.2.0/24
+ *   unicast-ip4-chain
+ *   [@0]: dpo-load-balance: [index:19 buckets:1 uRPF:18 to:[0:0]]
+ *     [0] [@4]: ipv4-glean: af_packet1
+ * 172.16.2.1/32
+ *   unicast-ip4-chain
+ *   [@0]: dpo-load-balance: [index:20 buckets:1 uRPF:19 to:[0:0]]
+ *     [0] [@2]: dpo-receive: 172.16.2.1 on af_packet1
+ * 224.0.0.0/8
+ *   unicast-ip4-chain
+ *   [@0]: dpo-load-balance: [index:15 buckets:1 uRPF:14 to:[0:0]]
+ *     [0] [@0]: dpo-drop ip6
+ * 240.0.0.0/8
+ *   unicast-ip4-chain
+ *   [@0]: dpo-load-balance: [index:14 buckets:1 uRPF:13 to:[0:0]]
+ *     [0] [@0]: dpo-drop ip6
+ * 255.255.255.255/32
+ *   unicast-ip4-chain
+ *   [@0]: dpo-load-balance: [index:16 buckets:1 uRPF:15 to:[0:0]]
+ *     [0] [@0]: dpo-drop ip6
+ * @cliexend
+ * Example of how to display a summary of all IPv4 FIB tables:
+ * @cliexstart{show ip fib summary}
+ * ipv4-VRF:0, fib_index 0, flow hash: src dst sport dport proto
+ *     Prefix length         Count
+ *                    0               1
+ *                    8               2
+ *                   32               4
+ * ipv4-VRF:7, fib_index 1, flow hash: src dst sport dport proto
+ *     Prefix length         Count
+ *                    0               1
+ *                    8               2
+ *                   24               2
+ *                   32               4
  * @cliexend
  ?*/
+/* *INDENT-OFF* */
 VLIB_CLI_COMMAND (ip4_show_fib_command, static) = {
     .path = "show ip fib",
-    .short_help = "show ip fib [mtrie] [summary] [table <n>] [<ip4-addr>] [clear] [include-empty]",
+    .short_help = "show ip fib [summary] [table <table-id>] [index <fib-id>] [<ip4-addr>[/<mask>]] [mtrie]",
     .function = ip4_show_fib,
 };
+/* *INDENT-ON* */
Vector Packet Processing