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"repmgr cluster event": move query to dbutils.c

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This commit is contained in:
Ian Barwick
2018-01-04 10:06:54 +09:00
parent d31cc80d26
commit cad12b1fb7
3 changed files with 93 additions and 75 deletions
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77
repmgr-action-cluster.c
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@@ -436,83 +436,18 @@ void
do_cluster_event(void)
{
PGconn *conn = NULL;
PQExpBufferData query;
PQExpBufferData where_clause;
PGresult *res;
int i = 0;
int column_count = EVENT_HEADER_COUNT;
conn = establish_db_connection(config_file_options.conninfo, true);
initPQExpBuffer(&query);
initPQExpBuffer(&where_clause);
/* LEFT JOIN used here as a node record may have been removed */
appendPQExpBuffer(
&query,
" SELECT e.node_id, n.node_name, e.event, e.successful, \n"
" TO_CHAR(e.event_timestamp, 'YYYY-MM-DD HH24:MI:SS') AS timestamp, \n"
" e.details \n"
" FROM repmgr.events e \n"
"LEFT JOIN repmgr.nodes n ON e.node_id = n.node_id ");
if (runtime_options.node_id != UNKNOWN_NODE_ID)
{
append_where_clause(&where_clause,
"n.node_id=%i", runtime_options.node_id);
}
else if (runtime_options.node_name[0] != '\0')
{
char *escaped = escape_string(conn, runtime_options.node_name);
if (escaped == NULL)
{
log_error(_("unable to escape value provided for node name"));
}
else
{
append_where_clause(&where_clause,
"n.node_name='%s'",
escaped);
pfree(escaped);
}
}
if (runtime_options.event[0] != '\0')
{
char *escaped = escape_string(conn, runtime_options.event);
if (escaped == NULL)
{
log_error(_("unable to escape value provided for event"));
}
else
{
append_where_clause(&where_clause,
"e.event='%s'",
escaped);
pfree(escaped);
}
}
appendPQExpBuffer(&query, "\n%s\n",
where_clause.data);
appendPQExpBuffer(&query,
" ORDER BY e.event_timestamp DESC");
if (runtime_options.all == false && runtime_options.limit > 0)
{
appendPQExpBuffer(&query, " LIMIT %i",
runtime_options.limit);
}
log_debug("do_cluster_event():\n%s", query.data);
res = PQexec(conn, query.data);
termPQExpBuffer(&query);
termPQExpBuffer(&where_clause);
res = get_event_records(conn,
runtime_options.node_id,
runtime_options.node_name,
runtime_options.event,
runtime_options.all,
runtime_options.limit);
if (PQresultStatus(res) != PGRES_TUPLES_OK)
{