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authorNeale Ranns <nranns@cisco.com>2018-09-24 12:36:26 +0000
committerDamjan Marion <dmarion@me.com>2018-10-16 12:22:49 +0000
commit710071bf0ed7a0926581d1f738a142b72e795d2b (patch)
tree6e3b8e7bc07b3e48ed4041ffe657ba1e4da058f1 /src/vnet/fib/fib_entry.c
parenta5ab5034f4b50fc5a19ccf8910c91613e6a52f5a (diff)
FIB: use vlib-log for debugging
Change-Id: I9052202b8cbcf656e61d635253d515f0f3a8d145 Signed-off-by: Neale Ranns <nranns@cisco.com>
Diffstat (limited to 'src/vnet/fib/fib_entry.c')
-rw-r--r--src/vnet/fib/fib_entry.c77
1 files changed, 60 insertions, 17 deletions
diff --git a/src/vnet/fib/fib_entry.c b/src/vnet/fib/fib_entry.c
index 8d7ce00b9c0..7de521336b8 100644
--- a/src/vnet/fib/fib_entry.c
+++ b/src/vnet/fib/fib_entry.c
@@ -41,6 +41,11 @@ static const char *fib_src_attribute_names[] = FIB_ENTRY_SRC_ATTRIBUTES;
*/
static fib_entry_t *fib_entry_pool;
+/**
+ * the logger
+ */
+vlib_log_class_t fib_entry_logger;
+
fib_entry_t *
fib_entry_get (fib_node_index_t index)
{
@@ -101,11 +106,39 @@ format_fib_source (u8 * s, va_list * args)
}
u8 *
-format_fib_entry (u8 * s, va_list * args)
+format_fib_entry_flags (u8 *s, va_list *args)
+{
+ fib_entry_attribute_t attr;
+ fib_entry_flag_t flag = va_arg(*args, int);
+
+ FOR_EACH_FIB_ATTRIBUTE(attr) {
+ if ((1<<attr) & flag) {
+ s = format (s, "%s,", fib_attribute_names[attr]);
+ }
+ }
+
+ return (s);
+}
+
+u8 *
+format_fib_entry_src_flags (u8 *s, va_list *args)
{
fib_entry_src_attribute_t sattr;
+ fib_entry_src_flag_t flag = va_arg(*args, int);
+
+ FOR_EACH_FIB_SRC_ATTRIBUTE(sattr) {
+ if ((1<<sattr) & flag) {
+ s = format (s, "%s,", fib_src_attribute_names[sattr]);
+ }
+ }
+
+ return (s);
+}
+
+u8 *
+format_fib_entry (u8 * s, va_list * args)
+{
fib_forward_chain_type_t fct;
- fib_entry_attribute_t attr;
fib_entry_t *fib_entry;
fib_entry_src_t *src;
fib_node_index_t fei;
@@ -129,20 +162,12 @@ format_fib_entry (u8 * s, va_list * args)
s = format (s, "\n %U", format_fib_source, source);
s = format (s, " refs:%d", src->fes_ref_count);
if (FIB_ENTRY_FLAG_NONE != src->fes_entry_flags) {
- s = format(s, " entry-flags:");
- FOR_EACH_FIB_ATTRIBUTE(attr) {
- if ((1<<attr) & src->fes_entry_flags) {
- s = format (s, "%s,", fib_attribute_names[attr]);
- }
- }
+ s = format(s, " entry-flags:%U",
+ format_fib_entry_flags, src->fes_entry_flags);
}
if (FIB_ENTRY_SRC_FLAG_NONE != src->fes_flags) {
- s = format(s, " src-flags:");
- FOR_EACH_FIB_SRC_ATTRIBUTE(sattr) {
- if ((1<<sattr) & src->fes_flags) {
- s = format (s, "%s,", fib_src_attribute_names[sattr]);
- }
- }
+ s = format(s, " src-flags:%U",
+ format_fib_entry_src_flags, src->fes_flags);
}
s = fib_entry_src_format(fib_entry, source, s);
s = format (s, "\n");
@@ -316,6 +341,9 @@ fib_entry_back_walk_notify (fib_node_t *node,
*/
ctx->fnbw_flags &= ~FIB_NODE_BW_FLAG_FORCE_SYNC;
+ FIB_ENTRY_DBG(fib_entry, "bw:%U",
+ format_fib_node_bw_reason, ctx->fnbw_reason);
+
/*
* propagate the backwalk further if we haven't already reached the
* maximum depth.
@@ -601,8 +629,6 @@ fib_entry_alloc (u32 fib_index,
*fib_entry_index = fib_entry_get_index(fib_entry);
- FIB_ENTRY_DBG(fib_entry, "alloc");
-
return (fib_entry);
}
@@ -719,6 +745,8 @@ fib_entry_create (u32 fib_index,
fib_entry_post_install_actions(fib_entry, source, FIB_ENTRY_FLAG_NONE);
+ FIB_ENTRY_DBG(fib_entry, "create");
+
return (fib_entry_index);
}
@@ -745,6 +773,8 @@ fib_entry_create_special (u32 fib_index,
fib_entry_post_install_actions(fib_entry, source, FIB_ENTRY_FLAG_NONE);
+ FIB_ENTRY_DBG(fib_entry, "create-special");
+
return (fib_entry_index);
}
@@ -850,6 +880,7 @@ fib_entry_special_add (fib_node_index_t fib_entry_index,
fib_entry = fib_entry_src_action_add(fib_entry, source, flags, dpo);
fib_entry_source_change(fib_entry, best_source, source);
+ FIB_ENTRY_DBG(fib_entry, "special-add:%U", format_fib_source, source);
}
void
@@ -866,6 +897,8 @@ fib_entry_special_update (fib_node_index_t fib_entry_index,
fib_entry = fib_entry_src_action_update(fib_entry, source, flags, dpo);
fib_entry_source_change(fib_entry, best_source, source);
+
+ FIB_ENTRY_DBG(fib_entry, "special-updated:%U", format_fib_source, source);
}
@@ -890,6 +923,8 @@ fib_entry_path_add (fib_node_index_t fib_entry_index,
fib_entry = fib_entry_src_action_path_add(fib_entry, source, flags, rpath);
fib_entry_source_change(fib_entry, best_source, source);
+
+ FIB_ENTRY_DBG(fib_entry, "path add:%U", format_fib_source, source);
}
static fib_entry_src_flag_t
@@ -987,6 +1022,8 @@ fib_entry_path_remove (fib_node_index_t fib_entry_index,
sflag = fib_entry_src_action_path_remove(fib_entry, source, rpath);
+ FIB_ENTRY_DBG(fib_entry, "path remove:%U", format_fib_source, source);
+
/*
* if the path list for the source passed is invalid,
* then we need to create a new one. else we are updating
@@ -1076,6 +1113,8 @@ fib_entry_special_remove (fib_node_index_t fib_entry_index,
sflag = fib_entry_src_action_remove_or_update_inherit(fib_entry, source);
+ FIB_ENTRY_DBG(fib_entry, "special remove:%U", format_fib_source, source);
+
/*
* if the path list for the source passed is invalid,
* then we need to create a new one. else we are updating
@@ -1206,6 +1245,7 @@ fib_entry_update (fib_node_index_t fib_entry_index,
paths);
fib_entry_source_change_w_flags(fib_entry, best_source, bflags, source);
+ FIB_ENTRY_DBG(fib_entry, "update");
}
@@ -1279,6 +1319,7 @@ fib_entry_cover_changed (fib_node_index_t fib_entry_index)
fib_walk_sync(FIB_NODE_TYPE_ENTRY, fib_entry_index, &bw_ctx);
}
+ FIB_ENTRY_DBG(fib_entry, "cover-changed");
}
/*
@@ -1352,6 +1393,7 @@ fib_entry_cover_updated (fib_node_index_t fib_entry_index)
fib_walk_sync(FIB_NODE_TYPE_ENTRY, fib_entry_index, &bw_ctx);
}
+ FIB_ENTRY_DBG(fib_entry, "cover-updated");
}
int
@@ -1602,7 +1644,8 @@ fib_entry_unlock (fib_node_index_t fib_entry_index)
void
fib_entry_module_init (void)
{
- fib_node_register_type (FIB_NODE_TYPE_ENTRY, &fib_entry_vft);
+ fib_node_register_type(FIB_NODE_TYPE_ENTRY, &fib_entry_vft);
+ fib_entry_logger = vlib_log_register_class("fib", "entry");
}
void