39 lines
1.4 KiB
PL/PgSQL
39 lines
1.4 KiB
PL/PgSQL
DO LANGUAGE plpgsql $$
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DECLARE
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ver integer;
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res text;
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BEGIN
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SELECT current_setting('server_version_num') INTO ver;
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IF (ver >= 90600) THEN
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SELECT row_to_json(T) INTO res from (
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SELECT
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sum(CASE WHEN state = 'active' THEN 1 ELSE 0 END) AS active,
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sum(CASE WHEN state = 'idle' THEN 1 ELSE 0 END) AS idle,
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sum(CASE WHEN state = 'idle in transaction' THEN 1 ELSE 0 END) AS idle_in_transaction,
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count(*) AS total,
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count(*)*100/(SELECT current_setting('max_connections')::int) AS total_pct,
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sum(CASE WHEN wait_event IS NOT NULL AND state != 'idle' THEN 1 ELSE 0 END) AS waiting,
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(SELECT count(*) FROM pg_prepared_xacts) AS prepared
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FROM pg_stat_activity WHERE datid is not NULL
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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
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sum(CASE WHEN state = 'active' THEN 1 ELSE 0 END) AS active,
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sum(CASE WHEN state = 'idle' THEN 1 ELSE 0 END) AS idle,
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sum(CASE WHEN state = 'idle in transaction' THEN 1 ELSE 0 END) AS idle_in_transaction,
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count(*) AS total,
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count(*)*100/(SELECT current_setting('max_connections')::int) AS total_pct,
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sum(CASE WHEN waiting IS TRUE AND state != 'idle' THEN 1 ELSE 0 END) AS waiting,
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(SELECT count(*) FROM pg_prepared_xacts) AS prepared
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FROM pg_stat_activity
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) T;
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END IF;
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perform set_config('zbx_tmp.conn_json_res', res, false);
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END $$;
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select current_setting('zbx_tmp.conn_json_res');
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