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Merge pull request #4393 from donaldsharp/debug_all

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Debug all
This commit is contained in:
Renato Westphal 2019-05-29 23:55:50 -03:00 committed by GitHub
commit 4eb4afa3b6
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GPG Key ID: 4AEE18F83AFDEB23
4 changed files with 40 additions and 7 deletions
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27
lib/debug.c
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@ -18,29 +18,46 @@
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <zebra.h>
#include "typesafe.h"
#include "debug.h"
#include "command.h"
static const struct debug_callbacks *callbacks;
static struct debug_cb_list_head cb_head;
DECLARE_LIST(debug_cb_list, struct debug_callbacks, item)
/* All code in this section should be reentrant and MT-safe */
DEFUN_NOSH(debug_all, debug_all_cmd, "[no] debug all",
NO_STR DEBUG_STR "Toggle all debugging output\n")
{
struct debug_callbacks *cb;
bool set = !strmatch(argv[0]->text, "no");
uint32_t mode = DEBUG_NODE2MODE(vty->node);
if (callbacks->debug_set_all)
callbacks->debug_set_all(mode, set);
frr_each (debug_cb_list, &cb_head, cb)
cb->debug_set_all(mode, set);
return CMD_SUCCESS;
}
/* ------------------------------------------------------------------------- */
void debug_init(const struct debug_callbacks *cb)
void debug_init(struct debug_callbacks *cb)
{
static bool inited = false;
if (!inited) {
inited = true;
debug_cb_list_init(&cb_head);
}
debug_cb_list_add_head(&cb_head, cb);
}
void debug_init_cli(void)
{
callbacks = cb;
install_element(ENABLE_NODE, &debug_all_cmd);
install_element(CONFIG_NODE, &debug_all_cmd);
}

14
lib/debug.h
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@ -84,6 +84,7 @@ struct debug {
const char *desc;
};
PREDECL_LIST(debug_cb_list)
/*
* Callback set for debugging code.
*
@ -92,6 +93,11 @@ struct debug {
* mode set.
*/
struct debug_callbacks {
/*
* Linked list of Callbacks to call
*/
struct debug_cb_list_item item;
/*
* flags
* flags to set on debug flag fields
@ -233,7 +239,13 @@ struct debug_callbacks {
*
* MT-Safe
*/
void debug_init(const struct debug_callbacks *cb);
void debug_init(struct debug_callbacks *cb);
/*
* Turn on the cli to turn on/off debugs.
* Should only be called by libfrr
*/
void debug_init_cli(void);
#ifdef __cplusplus
}

4
lib/libfrr.c
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@ -39,6 +39,7 @@
#include "db.h"
#include "northbound_cli.h"
#include "northbound_db.h"
#include "debug.h"
DEFINE_HOOK(frr_late_init, (struct thread_master * tm), (tm))
DEFINE_KOOH(frr_early_fini, (), ())
@ -654,6 +655,9 @@ struct thread_master *frr_init(void)
lib_error_init();
yang_init();
debug_init_cli();
nb_init(master, di->yang_modules, di->n_yang_modules);
if (nb_db_init() != NB_OK)
flog_warn(EC_LIB_NB_DATABASE,

2
lib/northbound_cli.c
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@ -1722,8 +1722,8 @@ void nb_cli_init(struct thread_master *tm)
/* Initialize the shared candidate configuration. */
vty_shared_candidate_config = nb_config_new(NULL);
/* Install debug commands */
debug_init(&nb_dbg_cbs);
install_node(&nb_debug_node, nb_debug_config_write);
install_element(ENABLE_NODE, &debug_nb_cmd);
install_element(CONFIG_NODE, &debug_nb_cmd);