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write standby.signal

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This commit is contained in:
Ian Barwick
2019-08-15 16:16:18 +09:00
committed by Ian Barwick
parent 9eb6ce52b4
commit 2a37e28304
3 changed files with 57 additions and 5 deletions
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2
configfile.c
View File

@@ -1946,7 +1946,7 @@ modify_auto_conf(const char *data_dir, KeyValueList *items)
}
else
{
if (fwrite(auto_conf_contents.data, strlen(auto_conf_contents.data) + 1, 1, fp) != 1)
if (fwrite(auto_conf_contents.data, strlen(auto_conf_contents.data), 1, fp) != 1)
{
fclose(fp);
}

55
repmgr-action-standby.c
View File

@@ -6956,9 +6956,12 @@ create_recovery_file(t_node_info *node_record, t_conninfo_param_list *primary_co
initPQExpBuffer(&primary_conninfo_buf);
/* standby_mode = 'on' */
key_value_list_set(&recovery_config,
"standby_mode", "on");
/* standby_mode = 'on' (Pg 11 and earlier) */
if (source_server_version_num < 120000)
{
key_value_list_set(&recovery_config,
"standby_mode", "on");
}
/* primary_conninfo = '...' */
write_primary_conninfo(&primary_conninfo_buf, primary_conninfo);
@@ -7036,7 +7039,51 @@ create_recovery_file(t_node_info *node_record, t_conninfo_param_list *primary_co
*/
if (source_server_version_num >= 120000)
{
return modify_auto_conf(dest, &recovery_config);
char standby_signal_file_path[MAXPGPATH] = "";
FILE *file;
if (modify_auto_conf(dest, &recovery_config) == false)
{
return false;
}
/* create standby.signal */
snprintf(standby_signal_file_path, MAXPGPATH,
"%s/%s",
config_file_options.data_directory,
STANDBY_SIGNAL_FILE);
/* Set umask to 0600 */
um = umask((~(S_IRUSR | S_IWUSR)) & (S_IRWXG | S_IRWXO));
file = fopen(standby_signal_file_path, "w");
umask(um);
if (file == NULL)
{
log_error(_("unable to create %s file at \"%s\""),
STANDBY_SIGNAL_FILE,
standby_signal_file_path);
log_detail("%s", strerror(errno));
return false;
}
// write "created by repmgr" or something
if (fputs("# foo", file) == EOF)
{
log_error(_("unable to write to %s file at \"%s\""),
STANDBY_SIGNAL_FILE,
standby_signal_file_path);
fclose(file);
return false;
}
fclose(file);
return true;
}
/*

5
repmgr.h
View File

@@ -109,6 +109,11 @@
#define RECOVERY_COMMAND_FILE "recovery.conf"
#endif
#ifndef STANDBY_SIGNAL_FILE
#define STANDBY_SIGNAL_FILE "standby.signal"
#define RECOVERY_SIGNAL_FILE "recovery.signal"
#endif
#ifndef TABLESPACE_MAP
#define TABLESPACE_MAP "tablespace_map"
#endif