Fix property name to ChangeSetId for enhanced error reporting

Author: kddejong

dist/index.js

@@ -50279,8 +50279,9 @@ function getChangeSetInfo(cfn, changeSetName, stackName) {
         throw new Error('Unexpected end of pagination');
     });
 }
-function cleanupChangeSet(cfn, stack, params, failOnEmptyChangeSet, noDeleteFailedChangeSet) {
+function cleanupChangeSet(cfn, stack, params, failOnEmptyChangeSet, noDeleteFailedChangeSet, changeSetId) {
     return __awaiter(this, void 0, void 0, function* () {
+        var _a, _b;
         const knownErrorMessages = [
             `No updates are to be performed`,
             `The submitted information didn't contain changes`
@@ -50302,14 +50303,37 @@ function cleanupChangeSet(cfn, stack, params, failOnEmptyChangeSet, noDeleteFail
                 knownErrorMessages.some(err => { var _a; return (_a = changeSetStatus.StatusReason) === null || _a === void 0 ? void 0 : _a.includes(err); })) {
                 return stack.StackId;
             }
-            throw new Error(`Failed to create Change Set: ${changeSetStatus.StatusReason}`);
+            // Get detailed failure information for change set creation failures
+            let failureReason = `Failed to create Change Set: ${changeSetStatus.StatusReason}`;
+            const eventChangeSetId = changeSetId || changeSetStatus.ChangeSetId;
+            if (eventChangeSetId) {
+                try {
+                    core.info(`Attempting to get change set failure details for: ${eventChangeSetId}`);
+                    const events = yield cfn.send(new client_cloudformation_1.DescribeEventsCommand({
+                        ChangeSetName: eventChangeSetId,
+                        Filters: { FailedEvents: true }
+                    }));
+                    core.info(`Retrieved ${((_a = events.OperationEvents) === null || _a === void 0 ? void 0 : _a.length) || 0} failed events for change set`);
+                    const failedEvents = (_b = events.OperationEvents) === null || _b === void 0 ? void 0 : _b.filter(event => event.ResourceStatusReason);
+                    if (failedEvents && failedEvents.length > 0) {
+                        const reasons = failedEvents
+                            .map(event => `${event.LogicalResourceId}: ${event.ResourceStatusReason}`)
+                            .join('; ');
+                        failureReason += `. Failed resources: ${reasons}`;
+                    }
+                }
+                catch (error) {
+                    core.info(`Failed to get change set event details: ${error}`);
+                }
+            }
+            throw new Error(failureReason);
         }
     });
 }
 function updateStack(cfn, stack, params, failOnEmptyChangeSet, noExecuteChangeSet, noDeleteFailedChangeSet) {
     return __awaiter(this, void 0, void 0, function* () {
         core.debug('Creating CloudFormation Change Set');
-        yield cfn.send(new client_cloudformation_1.CreateChangeSetCommand(params));
+        const createResponse = yield cfn.send(new client_cloudformation_1.CreateChangeSetCommand(params));
         try {
             core.debug('Waiting for CloudFormation Change Set creation');
             yield (0, client_cloudformation_1.waitUntilChangeSetCreateComplete)({ client: cfn, maxWaitTime: 1800, minDelay: 10 }, {
@@ -50321,7 +50345,7 @@ function updateStack(cfn, stack, params, failOnEmptyChangeSet, noExecuteChangeSe
             core.debug('Change set creation waiter failed, getting change set info anyway');
             // Still try to get change set info even if waiter failed
             const changeSetInfo = yield getChangeSetInfo(cfn, params.ChangeSetName, params.StackName);
-            const result = yield cleanupChangeSet(cfn, stack, params, failOnEmptyChangeSet, noDeleteFailedChangeSet);
+            const result = yield cleanupChangeSet(cfn, stack, params, failOnEmptyChangeSet, noDeleteFailedChangeSet, createResponse.Id);
             return { stackId: result, changeSetInfo };
         }
         // Get change set information

src/deploy.ts

@@ -207,7 +207,8 @@ export async function cleanupChangeSet(
   stack: Stack,
   params: CreateChangeSetInput,
   failOnEmptyChangeSet: boolean,
-  noDeleteFailedChangeSet: boolean
+  noDeleteFailedChangeSet: boolean,
+  changeSetId?: string
 ): Promise<string | undefined> {
   const knownErrorMessages = [
     `No updates are to be performed`,
@@ -243,9 +244,37 @@ export async function cleanupChangeSet(
       return stack.StackId
     }
 
-    throw new Error(
-      `Failed to create Change Set: ${changeSetStatus.StatusReason}`
-    )
+    // Get detailed failure information for change set creation failures
+    let failureReason = `Failed to create Change Set: ${changeSetStatus.StatusReason}`
+    const eventChangeSetId = changeSetId || changeSetStatus.ChangeSetId
+    if (eventChangeSetId) {
+      try {
+        core.info(`Attempting to get change set failure details for: ${eventChangeSetId}`)
+        const events = await cfn.send(
+          new DescribeEventsCommand({
+            ChangeSetName: eventChangeSetId,
+            Filters: { FailedEvents: true }
+          })
+        )
+        core.info(`Retrieved ${events.OperationEvents?.length || 0} failed events for change set`)
+        const failedEvents = events.OperationEvents?.filter(
+          event => event.ResourceStatusReason
+        )
+        if (failedEvents && failedEvents.length > 0) {
+          const reasons = failedEvents
+            .map(
+              event =>
+                `${event.LogicalResourceId}: ${event.ResourceStatusReason}`
+            )
+            .join('; ')
+          failureReason += `. Failed resources: ${reasons}`
+        }
+      } catch (error) {
+        core.info(`Failed to get change set event details: ${error}`)
+      }
+    }
+
+    throw new Error(failureReason)
   }
 }
 
@@ -258,7 +287,7 @@ export async function updateStack(
   noDeleteFailedChangeSet: boolean
 ): Promise<{ stackId?: string; changeSetInfo?: ChangeSetInfo }> {
   core.debug('Creating CloudFormation Change Set')
-  await cfn.send(new CreateChangeSetCommand(params))
+  const createResponse = await cfn.send(new CreateChangeSetCommand(params))
 
   try {
     core.debug('Waiting for CloudFormation Change Set creation')
@@ -287,7 +316,8 @@ export async function updateStack(
       stack,
       params,
       failOnEmptyChangeSet,
-      noDeleteFailedChangeSet
+      noDeleteFailedChangeSet,
+      createResponse.Id
     )
     return { stackId: result, changeSetInfo }
   }