pgzabbix.sql

# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
#
# pg_stat_repl is used to get replication statistics by a non-superuser.
#
# Run the following SQL as super user, and grant access to your metrics user separately.



# shamelessly copied from https://github.com/spotify/postgresql-metrics/blob/master/sql/run_on_monitored_postgres.sql

CREATE OR REPLACE FUNCTION pg_stat_repl()
RETURNS SETOF pg_catalog.pg_stat_replication AS $$
BEGIN
      RETURN QUERY(SELECT * FROM pg_catalog.pg_stat_replication);
END$$ LANGUAGE plpgsql SECURITY DEFINER;

CREATE VIEW public.pg_stat_repl AS SELECT * FROM pg_stat_repl();
GRANT SELECT ON public.pg_stat_repl TO pgzabbix;