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authorJon Loeliger <jdl@netgate.com>2024-03-22 12:22:36 -0500
committerMatthew Smith <mgsmith@netgate.com>2024-04-01 18:06:09 +0000
commitd465fd0819853079c78ad3b6b1a86e2e05c3c142 (patch)
tree044d9f07de834f97493bd3039039afe8a134eb87 /src/vnet
parente98031646a1b858c513d339685d23b8f6e3e8671 (diff)
fib: add early config support for IP and IP6 default FIB table names
Type: improvement Change-Id: I8c248d9e224bd069b641a174da57d448371470af Signed-off-by: Jon Loeliger <jdl@netgate.com>
Diffstat (limited to 'src/vnet')
-rw-r--r--src/vnet/fib/fib_table.c39
-rw-r--r--src/vnet/fib/fib_table.h9
-rw-r--r--src/vnet/fib/ip4_fib.c21
-rw-r--r--src/vnet/fib/ip6_fib.c4
-rw-r--r--src/vnet/fib/mpls_fib.c21
5 files changed, 82 insertions, 12 deletions
diff --git a/src/vnet/fib/fib_table.c b/src/vnet/fib/fib_table.c
index 85b17870eec..b2a32d0da56 100644
--- a/src/vnet/fib/fib_table.c
+++ b/src/vnet/fib/fib_table.c
@@ -25,6 +25,13 @@
const static char * fib_table_flags_strings[] = FIB_TABLE_ATTRIBUTES;
+/*
+ * Default names for IP4, IP6, and MPLS FIB table index 0.
+ * Nominally like "ipv6-VRF:0", but this will override that name if set
+ * in a config section of the startup.conf file.
+ */
+char *fib_table_default_names[FIB_PROTOCOL_MAX];
+
fib_table_t *
fib_table_get (fib_node_index_t index,
fib_protocol_t proto)
@@ -1153,21 +1160,29 @@ fib_table_find_or_create_and_lock_i (fib_protocol_t proto,
fib_table = fib_table_get(fi, proto);
- if (NULL == fib_table->ft_desc)
+ if (fib_table->ft_desc)
+ return fi;
+
+ if (name && name[0])
{
- if (name && name[0])
- {
- fib_table->ft_desc = format(NULL, "%s", name);
- }
- else
- {
- fib_table->ft_desc = format(NULL, "%U-VRF:%d",
- format_fib_protocol, proto,
- table_id);
- }
+ fib_table->ft_desc = format(NULL, "%s", name);
+ return fi;
}
- return (fi);
+ if (table_id == 0)
+ {
+ char *default_name = fib_table_default_names[proto];
+ if (default_name && default_name[0])
+ {
+ fib_table->ft_desc = format(NULL, "%s", default_name);
+ return fi;
+ }
+ }
+
+ fib_table->ft_desc = format(NULL, "%U-VRF:%d",
+ format_fib_protocol, proto,
+ table_id);
+ return fi;
}
u32
diff --git a/src/vnet/fib/fib_table.h b/src/vnet/fib/fib_table.h
index 11137e173cf..0eaaa67eea2 100644
--- a/src/vnet/fib/fib_table.h
+++ b/src/vnet/fib/fib_table.h
@@ -122,6 +122,15 @@ typedef struct fib_table_t_
u8* ft_desc;
} fib_table_t;
+
+/**
+ * @brief
+ * Default names for IP4, IP6, and MPLS FIB table index 0.
+ * Nominally like "ipv4-VRF:0", but this will override that name if set
+ * in a config section of the startup.conf file.
+ */
+extern char *fib_table_default_names[FIB_PROTOCOL_MAX];
+
/**
* @brief
* Format the description/name of the table
diff --git a/src/vnet/fib/ip4_fib.c b/src/vnet/fib/ip4_fib.c
index 4211f8785ca..0eff8d0d485 100644
--- a/src/vnet/fib/ip4_fib.c
+++ b/src/vnet/fib/ip4_fib.c
@@ -626,3 +626,24 @@ VLIB_CLI_COMMAND (ip4_show_fib_command, static) = {
.short_help = "show ip fib [summary] [table <table-id>] [index <fib-id>] [<ip4-addr>[/<mask>]] [mtrie] [detail]",
.function = ip4_show_fib,
};
+
+static clib_error_t *
+ip_config (vlib_main_t * vm, unformat_input_t * input)
+{
+ char *default_name = 0;
+
+ while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
+ {
+ if (unformat (input, "default-table-name %s", &default_name))
+ ;
+ else
+ return clib_error_return (0, "unknown input '%U'",
+ format_unformat_error, input);
+ }
+
+ fib_table_default_names[FIB_PROTOCOL_IP4] = default_name;
+
+ return 0;
+}
+
+VLIB_EARLY_CONFIG_FUNCTION (ip_config, "ip");
diff --git a/src/vnet/fib/ip6_fib.c b/src/vnet/fib/ip6_fib.c
index c40491cc997..d37b77e08a4 100644
--- a/src/vnet/fib/ip6_fib.c
+++ b/src/vnet/fib/ip6_fib.c
@@ -873,6 +873,7 @@ ip6_config (vlib_main_t * vm, unformat_input_t * input)
{
uword heapsize = 0;
u32 nbuckets = 0;
+ char *default_name = 0;
while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
{
@@ -881,6 +882,8 @@ ip6_config (vlib_main_t * vm, unformat_input_t * input)
else if (unformat (input, "heap-size %U",
unformat_memory_size, &heapsize))
;
+ else if (unformat (input, "default-table-name %s", &default_name))
+ ;
else
return clib_error_return (0, "unknown input '%U'",
format_unformat_error, input);
@@ -888,6 +891,7 @@ ip6_config (vlib_main_t * vm, unformat_input_t * input)
ip6_fib_table_nbuckets = nbuckets;
ip6_fib_table_size = heapsize;
+ fib_table_default_names[FIB_PROTOCOL_IP6] = default_name;
return 0;
}
diff --git a/src/vnet/fib/mpls_fib.c b/src/vnet/fib/mpls_fib.c
index 5dcd70b4c53..767fc84c8a8 100644
--- a/src/vnet/fib/mpls_fib.c
+++ b/src/vnet/fib/mpls_fib.c
@@ -481,3 +481,24 @@ VLIB_CLI_COMMAND (mpls_fib_show_command, static) = {
.short_help = "show mpls fib [summary] [table <n>]",
.function = mpls_fib_show,
};
+
+static clib_error_t *
+mpls_config (vlib_main_t * vm, unformat_input_t * input)
+{
+ char *default_name = 0;
+
+ while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
+ {
+ if (unformat (input, "default-table-name %s", &default_name))
+ ;
+ else
+ return clib_error_return (0, "unknown input '%U'",
+ format_unformat_error, input);
+ }
+
+ fib_table_default_names[FIB_PROTOCOL_MPLS] = default_name;
+
+ return 0;
+}
+
+VLIB_EARLY_CONFIG_FUNCTION (mpls_config, "mpls");