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authorRenato Westphal <renato@opensourcerouting.org>2019-10-09 22:17:08 -0300
committerRenato Westphal <renato@opensourcerouting.org>2019-10-11 21:18:36 -0300
commit91f9fd78cb32396e95567fc59ec9741b620c22be (patch)
tree88781f91e3e645226c210ea9c433881dc2c32336 /lib/libfrr.c
parent5e6a9350c16f54113eeedb497c98fe45b8ce6222 (diff)
lib: optimize loading of the startup configuration
Load the startup configuration directly into the CLI shared candidate configuration instead of loading it into a private candidate configuration. This way we don't need to initialize the shared candidate separately later as a copy of the running configuration, which is a potentially expensive operation. Also, make the northbound process SIGHUP correctly even when --tcli is not used. Signed-off-by: Renato Westphal <renato@opensourcerouting.org>
Diffstat (limited to 'lib/libfrr.c')
-rw-r--r--lib/libfrr.c22
1 files changed, 17 insertions, 5 deletions
diff --git a/lib/libfrr.c b/lib/libfrr.c
index d4aa1f899a..8ef32eaa8a 100644
--- a/lib/libfrr.c
+++ b/lib/libfrr.c
@@ -853,22 +853,34 @@ static void frr_daemonize(void)
*/
static int frr_config_read_in(struct thread *t)
{
- if (!vty_read_config(NULL, di->config_file, config_default) &&
- di->backup_config_file) {
+ if (!vty_read_config(vty_shared_candidate_config, di->config_file,
+ config_default)
+ && di->backup_config_file) {
char *orig = XSTRDUP(MTYPE_TMP, host_config_get());
zlog_info("Attempting to read backup config file: %s specified",
di->backup_config_file);
- vty_read_config(NULL, di->backup_config_file, config_default);
+ vty_read_config(vty_shared_candidate_config,
+ di->backup_config_file, config_default);
host_config_set(orig);
XFREE(MTYPE_TMP, orig);
}
/*
- * Update the shared candidate after reading the startup configuration.
+ * Automatically commit the candidate configuration after
+ * reading the configuration file.
*/
- nb_config_replace(vty_shared_candidate_config, running_config, true);
+ if (frr_get_cli_mode() == FRR_CLI_TRANSACTIONAL) {
+ int ret;
+
+ ret = nb_candidate_commit(vty_shared_candidate_config,
+ NB_CLIENT_CLI, NULL, true,
+ "Read configuration file", NULL);
+ if (ret != NB_OK && ret != NB_ERR_NO_CHANGES)
+ zlog_err("%s: failed to read configuration file.",
+ __func__);
+ }
return 0;
}