[Automation]: Add slack notification for Jenkins e2e test failures

cypress/jenkins/Jenkinsfile

@@ -29,7 +29,9 @@ node {
                         string(credentialsId: 'AZURE_CLIENT_ID', variable: 'AZURE_CLIENT_ID'),
                         string(credentialsId: 'AZURE_CLIENT_SECRET', variable: 'AZURE_CLIENT_SECRET'),
                         string(credentialsId: 'GKE_SERVICE_ACCOUNT', variable: 'GKE_SERVICE_ACCOUNT'),
-                        string(credentialsId: 'PERCY_TOKEN', variable: 'PERCY_TOKEN')
+                        string(credentialsId: 'PERCY_TOKEN', variable: 'PERCY_TOKEN'),
+                        string(credentialsId: 'UI_SLACK_BOT_TOKEN', variable: 'UI_SLACK_BOT_TOKEN'),
+                        string(credentialsId: 'UI_SLACK_CHANNEL', variable: 'UI_SLACK_CHANNEL')
                         ]) {
         withEnv(paramsMap) {
             stage('Checkout') {
@@ -118,6 +120,14 @@ node {
                     currentBuild.result = 'FAILURE'
                 }
             }
+
+            // Send Slack notification on failure or unstable builds
+            if (currentBuild.result == 'FAILURE' || currentBuild.result == 'UNSTABLE') {
+                echo "Sending Slack notification for ${currentBuild.result} build"
+                sh "cypress/jenkins/slack-notification.sh ${currentBuild.result}"
+            } else {
+                echo "Build successful, no Slack notification needed"
+            }
         }
       }
     }

cypress/jenkins/init.sh

@@ -238,6 +238,15 @@ case "${RANCHER_IMAGE_TAG}" in
     *)
 esac
 corral config vars set cypress_tags "${CYPRESS_TAGS}"
+
+# Save all values to a file for the Slack notification script
+cat > "${WORKSPACE}/notification_values.txt" << EOF
+RANCHER_VERSION=${RANCHER_VERSION}
+RANCHER_IMAGE_TAG=${RANCHER_IMAGE_TAG}
+RANCHER_CHART_URL=${RANCHER_CHART_URL}
+RANCHER_HELM_REPO=${RANCHER_HELM_REPO}
+CYPRESS_TAGS=${CYPRESS_TAGS}
+EOF
 corral config vars set cypress_version "${CYPRESS_VERSION}"
 corral config vars set yarn_version "${YARN_VERSION}"
 corral config vars set kubectl_version "${KUBECTL_VERSION}"

cypress/jenkins/slack-notification.sh

@@ -0,0 +1,146 @@
+#!/bin/bash
+
+# Slack notification script for Jenkins e2e test failures
+# This script sends notifications to Slack when e2e tests fail in Jenkins
+
+set -e
+
+# Function to send Slack notification
+send_slack_notification() {
+    local status="$1"
+    local message="$2"
+    local bot_token="$3"
+    local channel="$4"
+
+    if [ -z "$bot_token" ]; then
+        echo "Warning: UI_SLACK_BOT_TOKEN not set, skipping Slack notification"
+        return 0
+    fi
+
+    # Prepare the JSON payload
+    local payload=$(cat <<EOF
+{
+    "channel": "$channel",
+    "text": "$message",
+    "username": "Jenkins E2E Tests"
+}
+EOF
+)
+
+    # Send the notification using Slack Web API
+    # Try-catch block to handle any errors when communicating with Slack API
+    set +e  # Disable exit on error for try block
+    curl -X POST \
+        -H "Content-type: application/json; charset=utf-8" \
+        -H "Authorization: Bearer $bot_token" \
+        --data "$payload" \
+        "https://slack.com/api/chat.postMessage" > /dev/null 2>&1
+    local curl_exit_code=$?
+    set -e  # Re-enable exit on error
+
+    # Catch block - handle any errors
+    if [ $curl_exit_code -ne 0 ]; then
+        echo "Error: Failed to send Slack notification"
+        return 1
+    fi
+
+    return 0
+}
+
+# Function to read value from file
+read_from_file() {
+    local file_path="$1"
+
+    if [ -f "$file_path" ]; then
+        cat "$file_path" | tr -d '[:space:]'
+    fi
+}
+
+# Function to read value from notification_values.txt
+read_notification_value() {
+    local key="$1"
+    local file_path="${WORKSPACE}/notification_values.txt"
+
+    if [ -f "$file_path" ]; then
+        grep "^${key}=" "$file_path" | cut -d'=' -f2- | tr -d '[:space:]'
+    fi
+}
+
+# Main execution
+send_jenkins_e2e_failure_notification() {
+    local build_status="$1"
+    local job_name="${JOB_NAME:-Unknown Job}"
+    local build_number="${BUILD_NUMBER:-Unknown}"
+    local build_url="${BUILD_URL:-}"
+
+    # Job-specific variables from init.sh
+    local rancher_version=$(read_notification_value "RANCHER_VERSION")
+    local rancher_image_tag=$(read_notification_value "RANCHER_IMAGE_TAG")
+    local rancher_chart_url=$(read_notification_value "RANCHER_CHART_URL")
+    local rancher_helm_repo=$(read_notification_value "RANCHER_HELM_REPO")
+    local cypress_tags=$(read_notification_value "CYPRESS_TAGS")
+
+    # Get Slack bot token and channel from Secrets Manager
+    local slack_bot_token="${UI_SLACK_BOT_TOKEN:-}"
+    local slack_channel="${UI_SLACK_CHANNEL:-}"
+
+    # Only send notifications for failures
+    if [ "$build_status" != "FAILURE" ] && [ "$build_status" != "UNSTABLE" ]; then
+        echo "Build status is $build_status, no notification needed"
+        return 0
+    fi
+
+    # Prepare the message
+    local emoji="❌"
+    local status_text="FAILED"
+
+    if [ "$build_status" = "UNSTABLE" ]; then
+        emoji="⚠️"
+        status_text="UNSTABLE"
+    fi
+
+    local message="*E2E Tests $status_text* $emoji\n"
+    message+="• *Job:* $job_name\n"
+
+    # Add build number with link
+    if [ -n "$build_url" ] && [ "$build_number" != "Unknown" ]; then
+        message+="• *Build:* <$build_url|#$build_number>\n"
+    elif [ "$build_number" != "Unknown" ]; then
+        message+="• *Build:* #$build_number\n"
+    fi
+
+    if [ -n "$rancher_version" ] && [ "$rancher_version" != "Unknown" ]; then
+        message+="• *Rancher Version:* $rancher_version\n"
+    fi
+
+    if [ -n "$rancher_image_tag" ] && [ "$rancher_image_tag" != "Unknown" ]; then
+        message+="• *Rancher Image:* $rancher_image_tag\n"
+    fi
+
+    if [ -n "$rancher_chart_url" ] && [ "$rancher_chart_url" != "Unknown" ]; then
+        message+="• *Chart URL:* $rancher_chart_url\n"
+    fi
+
+    if [ -n "$rancher_helm_repo" ] && [ "$rancher_helm_repo" != "Unknown" ]; then
+        message+="• *Helm Repo:* $rancher_helm_repo\n"
+    fi
+
+    if [ -n "$cypress_tags" ] && [ "$cypress_tags" != "Unknown" ]; then
+        message+="• *Cypress Tags:* $cypress_tags\n"
+    fi
+
+    message+="• *Timestamp:* $(date -u '+%Y-%m-%d %H:%M:%S UTC')"
+
+    echo "Sending Slack notification for $build_status build..."
+    send_slack_notification "$build_status" "$message" "$slack_bot_token" "$slack_channel"
+
+    if [ $? -eq 0 ]; then
+        echo "Slack notification sent successfully"
+    else
+        echo "Failed to send Slack notification"
+        return 1
+    fi
+}
+
+# Execute main function with build status
+send_jenkins_e2e_failure_notification "$1"