From 0deb3f0061af8d77430bffe0e9b153ce38e454f4 Mon Sep 17 00:00:00 2001
From: Lyncoln <arcticfoxx_dlf@hotmail.com>
Date: Thu, 17 Sep 2026 17:08:06 -0400
Subject: [PATCH] Forward Pacemaker notifications to daemon shadow

---
 checksums/SHA256SUMS                          |  6 +-
 .../applications/postgresql/notify.sh         | 57 +++++++++++++++++++
 tests/run-all.sh                              |  1 +
 tests/test-notify-daemon-shadow.sh            | 12 ++++
 4 files changed, 74 insertions(+), 2 deletions(-)
 create mode 100755 tests/test-notify-daemon-shadow.sh

diff --git a/checksums/SHA256SUMS b/checksums/SHA256SUMS
index 1786850..f2a6b9c 100644
--- a/checksums/SHA256SUMS
+++ b/checksums/SHA256SUMS
@@ -3,7 +3,7 @@
 10932919c4339b553c7c9dbf30b45a917c51c0a08f362e12678003d58b12fa82  ocf/loxthelion/managed-container.d/applications/postgresql/auth.sh
 61d64b4a3a15c354f101ef34c5dc0425723f4204207d359b5377d2b9f04f6b23  ocf/loxthelion/managed-container.d/applications/postgresql/demote.sh
 38323b217204132e572a9b1cfec8072773e502e49d6f0f96dfa2e565d332bbd1  ocf/loxthelion/managed-container.d/applications/postgresql/native_peers.sh
-625e3b4fc6775164d351c98d1ef0e2c54cb2042c8a86015aa68649cb9c339260  ocf/loxthelion/managed-container.d/applications/postgresql/notify.sh
+54b10636f26f57691a1467c660682643c458bb8b5e8945bdab3d5caa4a5f3fb5  ocf/loxthelion/managed-container.d/applications/postgresql/notify.sh
 957a5a72ed277d0216e070abb80733483be3d421b9fa488e27fdd75bb2919548  ocf/loxthelion/managed-container.d/applications/postgresql/peer_config.sh
 5091bc554915d1450fe939f94c0b0a370fecdb2ae5db9c4f0f55c340c0145519  ocf/loxthelion/managed-container.d/applications/postgresql/plugin.sh
 c1d878dabf22ad3928d66a5542bda3c150e5e9b039926629e7c5fd3401d29be4  ocf/loxthelion/managed-container.d/applications/postgresql/postgres.sh
@@ -23,7 +23,9 @@ a42bb59a058ffeb59c1baa96e403856910bbbaea98f9104ff93daf4b5970c780  postgres-host/
 957a5a72ed277d0216e070abb80733483be3d421b9fa488e27fdd75bb2919548  postgres-host/postgres-ha-peer-config.sh
 deb09e3ae40629f43b262ba4f9a7ebf59a1dca3da9d8c94478f670aea28bd0e1  quadlet/postgres.container
 04a125068677bbee6e71d313ca9d95d35faa32851b79de781cd7b9f466561445  quadlet/postgres.env.example
-82162526c92a18c90ee425a28a89667fc211c7be4825ef2e91747e97efca41bd  tests/run-all.sh
+81dada1b948cf47a80521eb59761ea9d0b36a8c2b10f48fb0aea637b64de9adf  tests/run-all.sh
 5e5d4fdd2b6c7e0b8b146de7aad06c1f96b221a10fec525b00d40e0d85709fb0  tests/test-entrypoint-structure.sh
+2faee72cf2fdcbfa667c3e1c2a7aabc053b96a9b8127ff7440ddb717fd2dc314  tests/test-notify-daemon-shadow.sh
 b83f0415c09f0be34c51722370e5b07c51b9a9756d305d3b3f50827f484aa4dd  tests/test-proxy-client-actions.py
+cc4482d229805c64d7df258a8a82984f244128d27fff4ea43b36caa004b56bef  tests/test-proxy-client-parameters.py
 c3b988d7b2b1b138bb2530df9172f96bb0f5edc2f1561f38f0055695f4126134  tests/test-proxy-protocol.sh
diff --git a/ocf/loxthelion/managed-container.d/applications/postgresql/notify.sh b/ocf/loxthelion/managed-container.d/applications/postgresql/notify.sh
index 135994e..7df27f5 100755
--- a/ocf/loxthelion/managed-container.d/applications/postgresql/notify.sh
+++ b/ocf/loxthelion/managed-container.d/applications/postgresql/notify.sh
@@ -59,6 +59,61 @@ mc_pg_native_demote_target()
     mc_pg_demote_notification_target true
 }
 
+mc_pg_notify_daemon_shadow()
+{
+    local socket_path resource parameters response rc
+
+    socket_path="${MC_PROXY_SOCKET:-/run/user/1000/managed-containerd/managed-containerd.sock}"
+    resource="${OCF_RESOURCE_INSTANCE:-}"
+    resource="${resource%%:*}"
+
+    [ -n "${resource}" ] || return 0
+
+    parameters="$(
+        python3 -c '
+import json
+import os
+
+print(json.dumps({
+    "type": os.environ.get("OCF_RESKEY_CRM_meta_notify_type", ""),
+    "operation": os.environ.get("OCF_RESKEY_CRM_meta_notify_operation", ""),
+    "promote_uname": os.environ.get("OCF_RESKEY_CRM_meta_notify_promote_uname", ""),
+    "demote_uname": os.environ.get("OCF_RESKEY_CRM_meta_notify_demote_uname", ""),
+    "promoted_uname": os.environ.get("OCF_RESKEY_CRM_meta_notify_promoted_uname", ""),
+    "unpromoted_uname": os.environ.get("OCF_RESKEY_CRM_meta_notify_unpromoted_uname", ""),
+}, separators=(",", ":")))
+'
+    )" || {
+        ocf_log warn "unable to encode daemon notification parameters"
+        return 0
+    }
+
+    response="$(
+        timeout --kill-after=1s 3s \
+            python3 \
+            "${MC_PROXY_CLIENT:-/usr/lib/ocf/resource.d/loxthelion/managed-container.d/proxy_client.py}" \
+            "${socket_path}" \
+            "${resource}" \
+            "notify" \
+            10 \
+            11 \
+            "${parameters}"
+    )"
+    rc=$?
+
+    if [ "${rc}" -ne 0 ]; then
+        ocf_log warn \
+            "managed-containerd notify shadow unavailable rc=${rc}"
+        return 0
+    fi
+
+    ocf_log info \
+        "managed-containerd notify shadow accepted: ${response}"
+
+    return 0
+}
+
+
 managed_notify()
 {
     local state_dir state_file
@@ -116,5 +171,7 @@ managed_notify()
             >> "${state_dir}/${OCF_RESOURCE_INSTANCE:-managed-container}.notify.log"
     } || true
 
+    mc_pg_notify_daemon_shadow
+
     return "${OCF_SUCCESS}"
 }
diff --git a/tests/run-all.sh b/tests/run-all.sh
index ff6fa2d..2e49b7a 100755
--- a/tests/run-all.sh
+++ b/tests/run-all.sh
@@ -24,6 +24,7 @@ echo
 echo ">>> Generic proxy client actions"
 python3 ./tests/test-proxy-client-actions.py
 python3 ./tests/test-proxy-client-parameters.py
+./tests/test-notify-daemon-shadow.sh
 
 echo
 echo ">>> Python syntax"
diff --git a/tests/test-notify-daemon-shadow.sh b/tests/test-notify-daemon-shadow.sh
new file mode 100755
index 0000000..a72daf8
--- /dev/null
+++ b/tests/test-notify-daemon-shadow.sh
@@ -0,0 +1,12 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+ROOT="$(CDPATH= cd -- "$(dirname -- "$0")/.." && pwd)"
+FILE="$ROOT/ocf/loxthelion/managed-container.d/applications/postgresql/notify.sh"
+
+grep -q '^mc_pg_notify_daemon_shadow()' "$FILE"
+grep -q '"notify"' "$FILE"
+grep -q 'OCF_RESKEY_CRM_meta_notify_demote_uname' "$FILE"
+grep -q 'managed-containerd notify shadow' "$FILE"
+
+echo "NOTIFY_DAEMON_SHADOW_TEST_PASS=1"