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Add repmgr.nodes to the BDR replication set

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This commit is contained in:
Ian Barwick
2018-04-23 17:15:32 +09:00
parent e1d807188d
commit bf0d67c60a
4 changed files with 199 additions and 73 deletions
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35
repmgr-action-bdr.c
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@@ -83,7 +83,8 @@ do_bdr_register(void)
exit(ERR_BAD_CONFIG);
}
if (bdr_nodes.node_count > 2)
/* BDR 2 implementation is for 2 nodes only */
if (get_bdr_version_num() < 3 && bdr_nodes.node_count > 2)
{
log_error(_("repmgr can only support BDR clusters with 2 nodes"));
log_detail(_("this BDR cluster has %i nodes"), bdr_nodes.node_count);
@@ -176,6 +177,7 @@ do_bdr_register(void)
if (bdr_node_has_repmgr_set(conn, config_file_options.node_name) == false)
{
log_debug("bdr_node_has_repmgr_set() = false");
bdr_node_set_repmgr_set(conn, config_file_options.node_name);
}
@@ -201,6 +203,7 @@ do_bdr_register(void)
if (bdr_nodes.node_count == 0)
{
log_error(_("unable to retrieve any BDR node records"));
log_detail("%s", PQerrorMessage(conn));
PQfinish(conn);
exit(ERR_BAD_CONFIG);
}
@@ -252,7 +255,35 @@ do_bdr_register(void)
}
/* Add the repmgr extension tables to a replication set */
add_extension_tables_to_bdr_replication_set(conn);
if (get_bdr_version_num() < 3)
{
add_extension_tables_to_bdr_replication_set(conn);
}
else
{
/* this is the only table we need to replicate */
char *replication_set = get_default_bdr_replication_set(conn);
/*
* this probably won't happen, but we need to be sure we're using
* the replication set metadata correctly...
*/
if (conn == NULL)
{
log_error(_("unable to retrieve default BDR replication set"));
log_hint(_("see preceding messages"));
log_debug("check query in get_default_bdr_replication_set()");
exit(ERR_BAD_CONFIG);
}
if (is_table_in_bdr_replication_set(conn, "nodes", replication_set) == false)
{
add_table_to_bdr_replication_set(conn, "nodes", replication_set);
}
pfree(replication_set);
}
initPQExpBuffer(&event_details);