27 lines
702 B
PL/PgSQL
27 lines
702 B
PL/PgSQL
DO LANGUAGE plpgsql $$
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DECLARE
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ver integer;
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res text := '{"write":0,"count":0}';
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BEGIN
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SELECT current_setting('server_version_num') INTO ver;
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IF (SELECT NOT pg_is_in_recovery()) THEN
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IF (ver >= 100000) THEN
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SELECT row_to_json(T) INTO res FROM (
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SELECT pg_wal_lsn_diff(pg_current_wal_lsn(),'0/00000000') AS WRITE,
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count(*) FROM pg_ls_waldir() AS COUNT
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) T;
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ELSE
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SELECT row_to_json(T) INTO res FROM (
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SELECT pg_xlog_location_diff(pg_current_xlog_location(),'0/00000000') AS WRITE,
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count(*) FROM pg_ls_dir('pg_xlog') AS COUNT
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) T;
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END IF;
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END IF;
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perform set_config('zbx_tmp.wal_json_res', res, false);
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END $$;
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select current_setting('zbx_tmp.wal_json_res');
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