Jenkins Alerts Notifications (#3086)

* Testing minimal pipeline

* Update Jenkinsfile

* Testing webhook

* Testing webhook

* Testing webhook

* Testing build log output

* Testing log retrieval

* Testing

* Testing pattern matching

* Fixing regex

* Testing error detection

* Testing log formatting

Including additional context around log failure.

* Testing notification message format

* Update Jenkinsfile

* Notification formatting

* Testing secure interpolation

* Testing string interpolation

* Notification format

* Fixing markdown

* Testing markdown

* Testing markdown

* Revert "Testing markdown"

This reverts commit adeb6d2d55.

* Testing different markdown format

* Revert "Testing different markdown format"

This reverts commit bf5406a1cd.

* Testing markdown

* Testing markdown

* Testing markdown

* Testing markdown

* Testing markdown

* Testing notification

* Testing notification

* Testing notification

* Testing failure mode

* Testing failure mode

* Adding new patterns and tests

* Commenting

* Stage name fix

* Moving to notification on failure only

* Fixing notification format

* Testing env vars

* Testing build url redirect

* Testing no log errors

* Testing no errors case

* Integrating into primary jenkinsfile

* Updating notification message

Removed emoji from message

[ROCm/composable_kernel commit: a1ce64374f]

Jenkinsfile

@@ -12,6 +12,14 @@ def show_node_info() {
     """
 }
 
+// Error patterns to scan build logs for specific failure types and send detailed notifications.
+def failurePatterns = [
+    [pattern: /login attempt to .* failed with status: 401 Unauthorized/, description: "Docker registry authentication failed"],
+    [pattern: /docker login failed/, description: "Docker login failed"],
+    [pattern: /HTTP request sent .* 404 Not Found/, description: "HTTP request failed with 404"],
+    [pattern: /cat: .* No such file or directory/, description: "GPU not found"],
+]
+
 class Version {
     int major, minor, patch
     @Override
@@ -1849,4 +1857,36 @@ pipeline {
             }
         }
     }
+    post {
+        failure {
+            node(rocmnode("nogpu")) {
+                script {
+                    // Get the build log.
+                    def buildLog = sh(script: 'wget -q --no-check-certificate -O - ' + BUILD_URL + 'consoleText', returnStdout: true)
+                    // Check for patterns in the log.
+                    def foundPatterns = []
+                    for (patternMap in failurePatterns) {
+                        def result = checkForPattern(patternMap.pattern, buildLog)
+                        if (result.found) {
+                            foundPatterns.add([
+                                description: patternMap.description,
+                                matchedLine: result.matchedLine,
+                                context: result.context
+                            ])
+                        }
+                    }
+                    // Send a notification for each matched failure pattern.
+                    for (patternMap in foundPatterns) {
+                        withCredentials([string(credentialsId: 'ck_ci_errors_webhook_url', variable: 'WEBHOOK_URL')]) {
+                        sh '''
+                            curl -X POST "${WEBHOOK_URL}" \
+                            -H 'Content-Type: application/json' \
+                            -d '{"text": "\\n\\n**Build Failed**\\n\\n**Issues detected:** ''' + patternMap.description + '''\\n\\n**Log context:**\\n```\\n''' + patternMap.context.replace("'", "\\'") + '''\\n```\\n\\n**Job:** ''' + env.JOB_NAME + '''\\n\\n**Build:** #''' + env.BUILD_NUMBER + '''\\n\\n**URL:** ''' + env.RUN_DISPLAY_URL + '''"}'
+                        '''
+                        }
+                    }                    
+                }
+            }
+        }
+    }
 }