Add PostgreSQL HA OCF agent modular baseline

2026-09-12 01:28:33 -04:00
commit 4a358ae0f6
30 changed files with 7119 additions and 0 deletions
@@ -0,0 +1,88 @@
+#!/bin/bash
+
+# OCF Resource Agent:
+#   loxthelion:managed-container
+#
+# v0.4
+# Container lifecycle: systemd user Quadlet
+# Application profile: PostgreSQL
+#
+# Version 0.4 adds explicit PostgreSQL demotion scaffolding.
+# Healthy primaries report OCF_RUNNING_PROMOTED while healthy standbys
+# report OCF_SUCCESS.
+
+: "${OCF_ROOT:=/usr/lib/ocf}"
+OCF_FUNCTIONS_DIR="${OCF_ROOT}/lib/heartbeat"
+. "${OCF_FUNCTIONS_DIR}/ocf-shellfuncs"
+
+# Pacemaker uses "Promoted" terminology, while many OCF shell libraries
+# still expose the historical OCF_RUNNING_MASTER constant for return code 8.
+# Normalize both forms here so the agent remains portable.
+: "${OCF_RUNNING_PROMOTED:=${OCF_RUNNING_MASTER:-8}}"
+
+
+# Resolve modules relative to this entrypoint, independent of Pacemaker's cwd.
+MC_MODULE_DIR="$(CDPATH= cd -- "$(command dirname -- "${BASH_SOURCE[0]}")" && pwd)/managed-container.d"
+for MC_MODULE in common container postgres auth replication notify promote demote rejoin; do
+    if ! . "${MC_MODULE_DIR}/${MC_MODULE}.sh"; then
+        ocf_exit_reason "Unable to load resource-agent module ${MC_MODULE_DIR}/${MC_MODULE}.sh"
+        exit "${OCF_ERR_CONFIGURED}"
+    fi
+done
+unset MC_MODULE
+
+case "$1" in
+    meta-data)
+        meta_data
+        exit "${OCF_SUCCESS}"
+        ;;
+
+    validate-all)
+        validate_all
+        exit $?
+        ;;
+
+    monitor|status)
+        managed_monitor
+        exit $?
+        ;;
+
+    start)
+        validate_all || exit $?
+        managed_start
+        exit $?
+        ;;
+
+    stop)
+        managed_stop
+        exit $?
+        ;;
+
+    promote)
+        validate_all || exit $?
+        managed_promote
+        exit $?
+        ;;
+
+    demote)
+        validate_all || exit $?
+        managed_demote
+        exit $?
+        ;;
+
+    notify)
+        managed_notify
+        exit $?
+        ;;
+
+    rejoin)
+        validate_all || exit $?
+        managed_rejoin
+        exit $?
+        ;;
+
+    *)
+        echo "Usage: $0 {start|stop|promote|demote|notify|rejoin|monitor|status|validate-all|meta-data}"
+        exit "${OCF_ERR_UNIMPLEMENTED}"
+        ;;
+esac