Add daemon-selected container monitor delegation

2026-09-18 14:09:46 -04:00
parent 3937de82dc
commit cbb865729a
6 changed files with 411 additions and 0 deletions
@@ -0,0 +1,174 @@
+#!/usr/bin/env bash
+
+set -u
+
+OCF_SUCCESS=0
+OCF_ERR_GENERIC=1
+OCF_NOT_RUNNING=7
+OCF_RUNNING_PROMOTED=8
+
+MC_PROXY_RC_TRANSPORT=10
+MC_PROXY_RC_HARD_FAILURE=11
+
+OCF_RESOURCE_INSTANCE=postgresql-ha
+OCF_RESKEY_container_runtime=podman
+
+logs=()
+exit_reason=""
+score=""
+cache_rc=""
+application_rc=0
+application_calls=0
+proxy_result_value="delegate|container|podman"
+
+
+# Load the real function under test first. Test doubles defined below then
+# override its external dependencies, including promotion-score helpers.
+source ocf/loxthelion/managed-container.d/common.sh
+
+
+ocf_log()
+{
+    logs+=("$*")
+}
+
+ocf_exit_reason()
+{
+    exit_reason="$*"
+}
+
+mc_proxy_monitor()
+{
+    printf '%s\n' "${proxy_result_value}"
+    return 0
+}
+
+mc_proxy_cached_monitor()
+{
+    return 1
+}
+
+mc_proxy_monitor_cache_clear()
+{
+    cache_rc="cleared"
+    return 0
+}
+
+mc_proxy_monitor_cache_write()
+{
+    cache_rc="$1"
+    return 0
+}
+
+mc_proxy_legacy_shadow_monitor()
+{
+    echo "ERROR: shadow monitor must not execute for delegation" >&2
+    return 99
+}
+
+mc_application_monitor()
+{
+    application_calls=$((application_calls + 1))
+    return "${application_rc}"
+}
+
+mc_promotion_score_set()
+{
+    score="$1"
+    return 0
+}
+
+mc_promotion_score_from_monitor()
+{
+    case "$1" in
+        0|8)
+            score="healthy:$1"
+            ;;
+        *)
+            score="-INFINITY"
+            ;;
+    esac
+
+    return 0
+}
+
+echo "===== PODMAN DELEGATION SUCCESS ====="
+
+application_rc=0
+proxy_result_value="delegate|container|podman"
+cache_rc=""
+score=""
+application_calls=0
+
+mc_promotion_monitor
+rc=$?
+
+[ "$rc" -eq 0 ]
+[ "$application_calls" -eq 1 ]
+[ "$cache_rc" = 0 ]
+[ "$score" = "healthy:0" ]
+
+echo "podman_success          accepted"
+
+
+echo
+echo "===== PROMOTED DELEGATION ====="
+
+application_rc=8
+proxy_result_value="delegate|container|podman"
+cache_rc=""
+score=""
+application_calls=0
+
+mc_promotion_monitor
+rc=$?
+
+[ "$rc" -eq 8 ]
+[ "$application_calls" -eq 1 ]
+[ "$cache_rc" = 8 ]
+[ "$score" = "healthy:8" ]
+
+echo "podman_promoted         accepted"
+
+
+echo
+echo "===== RUNTIME MISMATCH ====="
+
+application_rc=0
+proxy_result_value="delegate|container|docker"
+cache_rc=""
+score=""
+application_calls=0
+
+mc_promotion_monitor
+rc=$?
+
+[ "$rc" -eq 1 ]
+[ "$application_calls" -eq 0 ]
+[ "$cache_rc" = "cleared" ]
+[ "$score" = "-INFINITY" ]
+
+echo "runtime_mismatch        rejected"
+
+
+echo
+echo "===== MALFORMED DELEGATION ====="
+
+proxy_result_value="delegate|container|podman|extra"
+cache_rc=""
+score=""
+application_calls=0
+
+mc_promotion_monitor
+rc=$?
+
+[ "$rc" -eq 1 ]
+[ "$application_calls" -eq 0 ]
+[ "$cache_rc" = "cleared" ]
+[ "$score" = "-INFINITY" ]
+
+echo "malformed_delegation    rejected"
+
+
+echo
+echo "MONITOR_DELEGATION_SHELL_TEST_PASS=1"