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Have repmgrd parse "standby follow --upstream-node-id=%n"

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This commit is contained in:
Ian Barwick
2017-09-04 13:42:50 +09:00
parent 9a0f45d7d3
commit 78e6bdeebe
7 changed files with 105 additions and 15 deletions
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18
repmgrd-physical.c
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@@ -1661,6 +1661,8 @@ wait_primary_notification(int *new_primary_id)
static FailoverState
follow_new_primary(int new_primary_id)
{
char parsed_follow_command[MAXPGPATH] = "";
PQExpBufferData event_details;
int r;
@@ -1695,9 +1697,6 @@ follow_new_primary(int new_primary_id)
fflush(stderr);
}
log_debug(_("standby follow command is:\n \"%s\""),
config_file_options.follow_command);
upstream_conn = establish_db_connection(new_primary.conninfo, false);
if (PQstatus(upstream_conn) == CONNECTION_OK)
@@ -1709,6 +1708,7 @@ follow_new_primary(int new_primary_id)
}
else
{
new_primary_ok = false;
log_warning(_("new primary is not in recovery"));
PQfinish(upstream_conn);
}
@@ -1727,8 +1727,18 @@ follow_new_primary(int new_primary_id)
PQfinish(local_conn);
local_conn = NULL;
/*
* replace %n in "config_file_options.follow_command" with ID of primary
* to follow.
*/
parse_follow_command(parsed_follow_command, config_file_options.follow_command, new_primary_id);
log_debug(_("standby follow command is:\n \"%s\""),
parsed_follow_command);
/* execute the follow command */
r = system(config_file_options.follow_command);
r = system(parsed_follow_command);
if (r != 0)
{