Improve failover status feedback and controls

2026-08-20 01:32:03 +03:00
parent 9055934e92
commit 74227ae38c
7 changed files with 174 additions and 87 deletions
@@ -341,6 +341,8 @@ export function createFailoverService(dependencies: FailoverServiceDependencies)
    if (!prepared) return;
    const { state, policy, role } = prepared;
    const checkedAt = now().toISOString();
+    const previousSnapshot = snapshot;
+    publish({ ...snapshot, reason: 'checking-channels' });
    let primary;
    let reserve;
    try {
@@ -375,7 +377,6 @@ export function createFailoverService(dependencies: FailoverServiceDependencies)
      memory: decisionMemory,
    });
    decisionMemory = decision.memory;
-    const previousSnapshot = snapshot;
    const next = activeSnapshot(state, decision.status);
    next.currentRole = role;
    next.primary = {
@@ -526,6 +527,11 @@ export function createFailoverService(dependencies: FailoverServiceDependencies)
    const capturedGeneration = generation;
    roundPromise = performRound(capturedGeneration).finally(() => {
      roundPromise = null;
+      if (capturedGeneration === generation && snapshot.reason === 'checking-channels') {
+        const failed = activeSnapshot(dependencies.state.read(), 'error');
+        failed.reason = 'health-unknown';
+        publish(failed);
+      }
      const policy = dependencies.state.read().failoverPolicy;
      if (capturedGeneration === generation && policy.enabled && dependencies.state.read().appliedFailoverPolicy) {
        const decisionAt = snapshot.nextDecisionAt ? Date.parse(snapshot.nextDecisionAt) : NaN;
@@ -634,6 +640,7 @@ export function createFailoverService(dependencies: FailoverServiceDependencies)
      generation += 1;
      clearTimer();
      const checkedAt = now().toISOString();
+      publish({ ...snapshot, reason: 'checking-channels' });
      let primary;
      let reserve;
      try {