gitops/patroni
1
0
Fork 0
mirror of https://github.com/outbackdingo/patroni.git synced 2026-08-25 14:53:37 +00:00
Code Issues Packages Projects Releases Wiki Activity

Add scope as label to Prometheus metrics (#1978)

Browse Source
This commit is contained in:
Michael Banck
2021-06-22 16:49:48 +02:00
committed by GitHub
parent f403719bb4
commit 00bf546848
1 changed files with 18 additions and 17 deletions
Download Patch File Download Diff File Expand all files Collapse all files
patroni/api.py
+18 -17
View File
@@ -191,73 +191,74 @@ class RestApiHandler(BaseHTTPRequestHandler):
metrics = []
scope_label = '{{scope="{0}"}}'.format(patroni.postgresql.scope)
metrics.append("# HELP patroni_version Patroni semver without periods.")
metrics.append("# TYPE patroni_version gauge")
padded_semver = ''.join([x.zfill(2) for x in patroni.version.split('.')]) # 2.0.2 => 020002
metrics.append("patroni_version {0}".format(padded_semver))
metrics.append("patroni_version{0} {1}".format(scope_label, padded_semver))
metrics.append("# HELP patroni_postgres_running Value is 1 if Postgres is running, 0 otherwise.")
metrics.append("# TYPE patroni_postgres_running gauge")
metrics.append("patroni_postgres_running {0}".format(int(postgres['state'] == 'running')))
metrics.append("patroni_postgres_running{0} {1}".format(scope_label, int(postgres['state'] == 'running')))
metrics.append("# HELP patroni_postmaster_start_time Epoch seconds since Postgres started.")
metrics.append("# TYPE patroni_postmaster_start_time gauge")
postmaster_start_time = postgres.get('postmaster_start_time')
postmaster_start_time = (postmaster_start_time - epoch).total_seconds() if postmaster_start_time else 0
metrics.append("patroni_postmaster_start_time {0}".format(postmaster_start_time))
metrics.append("patroni_postmaster_start_time{0} {1}".format(scope_label, postmaster_start_time))
metrics.append("# HELP patroni_master Value is 1 if this node is the leader, 0 otherwise.")
metrics.append("# TYPE patroni_master gauge")
metrics.append("patroni_master {0}".format(int(postgres['role'] == 'master')))
metrics.append("patroni_master{0} {1}".format(scope_label, int(postgres['role'] == 'master')))
metrics.append("# HELP patroni_xlog_location Current location of the Postgres"
" transaction log, 0 if this node is not the leader.")
metrics.append("# TYPE patroni_xlog_location counter")
metrics.append("patroni_xlog_location {0}".format(postgres.get('xlog', {}).get('location', 0)))
metrics.append("patroni_xlog_location{0} {1}".format(scope_label, postgres.get('xlog', {}).get('location', 0)))
metrics.append("# HELP patroni_standby_leader Value is 1 if this node is the standby_leader, 0 otherwise.")
metrics.append("# TYPE patroni_standby_leader gauge")
metrics.append("patroni_standby_leader {0}".format(int(postgres['role'] == 'standby_leader')))
metrics.append("patroni_standby_leader{0} {1}".format(scope_label, int(postgres['role'] == 'standby_leader')))
metrics.append("# HELP patroni_replica Value is 1 if this node is a replica, 0 otherwise.")
metrics.append("# TYPE patroni_replica gauge")
metrics.append("patroni_replica {0}".format(int(postgres['role'] == 'replica')))
metrics.append("patroni_replica{0} {1}".format(scope_label, int(postgres['role'] == 'replica')))
metrics.append("# HELP patroni_xlog_received_location Current location of the received"
" Postgres transaction log, 0 if this node is not a replica.")
metrics.append("# TYPE patroni_xlog_received_location counter")
metrics.append("patroni_xlog_received_location {0}".format(
postgres.get('xlog', {}).get('received_location', 0)))
metrics.append("patroni_xlog_received_location{0} {1}"
.format(scope_label, postgres.get('xlog', {}).get('received_location', 0)))
metrics.append("# HELP patroni_xlog_replayed_location Current location of the replayed"
" Postgres transaction log, 0 if this node is not a replica.")
metrics.append("# TYPE patroni_xlog_replayed_location counter")
metrics.append("patroni_xlog_replayed_location {0}".format(
postgres.get('xlog', {}).get('replayed_location', 0)))
metrics.append("patroni_xlog_replayed_location{0} {1}"
.format(scope_label, postgres.get('xlog', {}).get('replayed_location', 0)))
metrics.append("# HELP patroni_xlog_replayed_timestamp Current timestamp of the replayed"
" Postgres transaction log, 0 if null.")
metrics.append("# TYPE patroni_xlog_replayed_timestamp gauge")
replayed_timestamp = postgres.get('xlog', {}).get('replayed_timestamp')
replayed_timestamp = (replayed_timestamp - epoch).total_seconds() if replayed_timestamp else 0
metrics.append("patroni_xlog_replayed_timestamp {0}".format(replayed_timestamp))
metrics.append("patroni_xlog_replayed_timestamp{0} {1}".format(scope_label, replayed_timestamp))
metrics.append("# HELP patroni_xlog_paused Value is 1 if the Postgres xlog is paused, 0 otherwise.")
metrics.append("# TYPE patroni_xlog_paused gauge")
metrics.append("patroni_xlog_paused {0}".format(
int(postgres.get('xlog', {}).get('paused', False) is True)))
metrics.append("patroni_xlog_paused{0} {1}"
.format(scope_label, int(postgres.get('xlog', {}).get('paused', False) is True)))
metrics.append("# HELP patroni_postgres_server_version Version of Postgres (if running), 0 otherwise.")
metrics.append("# TYPE patroni_postgres_server_version gauge")
metrics.append("patroni_postgres_server_version {0}".format(postgres.get('server_version', 0)))
metrics.append("patroni_postgres_server_version {0} {1}".format(scope_label, postgres.get('server_version', 0)))
metrics.append("# HELP patroni_cluster_unlocked Value is 1 if the cluster is unlocked, 0 if locked.")
metrics.append("# TYPE patroni_cluster_unlocked gauge")
metrics.append("patroni_cluster_unlocked {0}".format(int(postgres['cluster_unlocked'])))
metrics.append("patroni_cluster_unlocked{0} {1}".format(scope_label, int(postgres['cluster_unlocked'])))
metrics.append("# HELP patroni_postgres_timeline Postgres timeline of this node (if running), 0 otherwise.")
metrics.append("# TYPE patroni_postgres_timeline counter")
metrics.append("patroni_postgres_timeline {0}".format(postgres.get('timeline', 0)))
metrics.append("patroni_postgres_timeline{0} {1}".format(scope_label, postgres.get('timeline', 0)))
self._write_response(200, '\n'.join(metrics)+'\n', content_type='text/plain')