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Provisionally add view "repmgr.replication_status"

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This commit is contained in:
Ian Barwick
2017-08-24 12:58:36 +09:00
parent a659132ea4
commit a127e8face
3 changed files with 90 additions and 26 deletions
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32
repmgr--unpackaged--4.0.sql
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@@ -27,7 +27,7 @@ BEGIN
END$repmgr$;
-- convert "repmgr_$cluster.repl_nodes" to "repmgr.nodes"
CREATE TABLE nodes (
CREATE TABLE repmgr.nodes (
node_id INTEGER PRIMARY KEY,
upstream_node_id INTEGER NULL REFERENCES repmgr.nodes (node_id) DEFERRABLE,
active BOOLEAN NOT NULL DEFAULT TRUE,
@@ -41,22 +41,22 @@ CREATE TABLE nodes (
config_file TEXT NOT NULL
);
INSERT INTO nodes
INSERT INTO repmgr.nodes
(node_id, upstream_node_id, active, node_name, type, location, priority, conninfo, repluser, slot_name, config_file)
SELECT id, upstream_node_id, active, name,
CASE WHEN type = 'master' THEN 'primary' ELSE type END,
'default', priority, conninfo, 'unknown', slot_name, 'unknown'
FROM repl_nodes
FROM repmgr.repl_nodes
ORDER BY id;
-- convert "repmgr_$cluster.repl_event" to "event"
ALTER TABLE repl_events RENAME TO events;
ALTER TABLE repmgr.repl_events RENAME TO repmgr.events;
-- convert "repmgr_$cluster.repl_monitor" to "monitoring_history"
CREATE TABLE monitoring_history (
CREATE TABLE repmgr.monitoring_history (
primary_node_id INTEGER NOT NULL,
standby_node_id INTEGER NOT NULL,
last_monitor_time TIMESTAMP WITH TIME ZONE NOT NULL,
@@ -67,20 +67,20 @@ CREATE TABLE monitoring_history (
apply_lag BIGINT NOT NULL
);
INSERT INTO monitoring_history
INSERT INTO repmgr.monitoring_history
(primary_node_id, standby_node_id, last_monitor_time, last_apply_time, last_wal_primary_location, last_wal_standby_location, replication_lag, apply_lag)
SELECT primary_node_id, standby_node_id, last_monitor_time, last_apply_time, last_wal_primary_location, last_wal_standby_location, replication_lag, apply_lag
FROM repl_monitor;
FROM repmgr.repl_monitor;
CREATE INDEX idx_monitoring_history_time
ON monitoring_history (last_monitor_time, standby_node_id);
ON repmgr.monitoring_history (last_monitor_time, standby_node_id);
-- recreate VIEW
DROP VIEW IF EXISTS repl_show_nodes;
CREATE VIEW show_nodes AS
CREATE VIEW repmgr.show_nodes AS
SELECT n.node_id,
n.node_name,
n.active,
@@ -89,17 +89,17 @@ CREATE VIEW show_nodes AS
n.type,
n.priority,
n.conninfo
FROM nodes n
LEFT JOIN nodes un
FROM repmgr.nodes n
LEFT JOIN repmgr.nodes un
ON un.node_id = n.upstream_node_id;
DROP VIEW IF EXISTS repl_status;
DROP VIEW IF EXISTS repmgr.repl_status;
-- CREATE VIEW status ... ;
-- XXX CREATE VIEW repmgr.replication_status ... ;
/* drop old tables */
DROP TABLE repl_nodes;
DROP TABLE repl_monitor;
DROP TABLE repmgr.repl_nodes;
DROP TABLE repmgr.repl_monitor;
/* repmgrd functions */
@@ -139,13 +139,11 @@ CREATE FUNCTION reset_voting_status()
AS '$libdir/repmgr', 'reset_voting_status'
LANGUAGE C STRICT;
CREATE FUNCTION am_bdr_failover_handler(INT)
RETURNS BOOL
AS '$libdir/repmgr', 'am_bdr_failover_handler'
LANGUAGE C STRICT;
CREATE FUNCTION unset_bdr_failover_handler()
RETURNS VOID
AS '$libdir/repmgr', 'unset_bdr_failover_handler'