chore(runtime): migrate lambdas to nodejs22

lib/aws-semaphore-agent-stack.js

@@ -1,14 +1,15 @@
 const packageInfo = require("../package.json");
 const { hash } = require("./ami-hash");
 const { DynamicSSHKeysUpdater } = require("./dynamic-ssh-keys-updater");
+const { nodeJs22Runtime } = require("./nodejs-runtime");
 const { DependencyGroup } = require("constructs");
 const { Stack, Duration, Fn, CustomResource } = require("aws-cdk-lib");
 const { Provider } = require("aws-cdk-lib/custom-resources");
 const { Rule, Schedule } = require("aws-cdk-lib/aws-events");
 const { LambdaFunction } = require("aws-cdk-lib/aws-events-targets");
 const { RetentionDays } = require("aws-cdk-lib/aws-logs");
 const { StringParameter, ParameterTier } = require("aws-cdk-lib/aws-ssm");
-const { Function, Runtime, AssetCode } = require("aws-cdk-lib/aws-lambda");
+const { Function, AssetCode } = require("aws-cdk-lib/aws-lambda");
 const { Policy, PolicyStatement, Role, ServicePrincipal, ManagedPolicy, Effect } = require("aws-cdk-lib/aws-iam");
 const { CfnAutoScalingGroup } = require("aws-cdk-lib/aws-autoscaling");
 const { Alias } = require("aws-cdk-lib/aws-kms");
@@ -261,7 +262,7 @@ class AwsSemaphoreAgentStack extends Stack {
 
     let opts = {
       description: `Dynamically scale Semaphore agents based on jobs demand`,
-      runtime: Runtime.NODEJS_18_X,
+      runtime: nodeJs22Runtime,
       timeout: Duration.seconds(60),
       code: new AssetCode('lambdas/agent-scaler'),
       handler: 'app.handler',
@@ -547,7 +548,7 @@ class AwsSemaphoreAgentStack extends Stack {
 
     let suspenderFunction = new Function(this, 'azRebalanceSuspenderLambda', {
       description: "Suspend AZRebalance process for auto scaling group",
-      runtime: Runtime.NODEJS_18_X,
+      runtime: nodeJs22Runtime,
       code: new AssetCode("lambdas/az-rebalance-suspender"),
       handler: "app.handler",
       role: suspenderRole,

lib/dynamic-ssh-keys-updater.js

@@ -5,8 +5,9 @@ const { Rule, Schedule } = require("aws-cdk-lib/aws-events");
 const { LambdaFunction } = require("aws-cdk-lib/aws-events-targets");
 const { RetentionDays } = require("aws-cdk-lib/aws-logs");
 const { StringParameter, ParameterTier } = require("aws-cdk-lib/aws-ssm");
-const { Function, Runtime, AssetCode } = require("aws-cdk-lib/aws-lambda");
+const { Function, AssetCode } = require("aws-cdk-lib/aws-lambda");
 const { Policy, PolicyStatement, Role, ServicePrincipal, ManagedPolicy, Effect } = require("aws-cdk-lib/aws-iam");
+const { nodeJs22Runtime } = require("./nodejs-runtime");
 
 class DynamicSSHKeysUpdater extends Construct {
   constructor(scope, id, props) {
@@ -61,7 +62,7 @@ class DynamicSSHKeysUpdater extends Construct {
 
     let lambdaFunction = new Function(this, 'Lambda', {
       description: `Check if GitHub SSH public keys have changed.`,
-      runtime: Runtime.NODEJS_18_X,
+      runtime: nodeJs22Runtime,
       timeout: Duration.seconds(10),
       code: new AssetCode('lambdas/ssh-keys-updater'),
       handler: 'app.handler',

lib/nodejs-runtime.js

@@ -0,0 +1,10 @@
+const { Runtime, RuntimeFamily } = require('aws-cdk-lib/aws-lambda');
+
+// CDK v2.164 does not expose NODEJS_22_X yet, so create a compatible Runtime when needed.
+const nodeJs22Runtime = Runtime.NODEJS_22_X || new Runtime('nodejs22.x', RuntimeFamily.NODEJS, {
+  supportsInlineCode: true
+});
+
+module.exports = {
+  nodeJs22Runtime
+};

package.json

@@ -1,6 +1,6 @@
 {
   "name": "aws-semaphore-agent",
-  "version": "0.9.1",
+  "version": "0.9.2",
   "bin": {
     "aws-semaphore-agent": "bin/aws-semaphore-agent.js"
   },

test/aws-semaphore-agent.test.js

@@ -626,7 +626,7 @@ describe("auto scaling group", () => {
 
     template.hasResourceProperties("AWS::Lambda::Function", {
       Description: "Suspend AZRebalance process for auto scaling group",
-      Runtime: "nodejs18.x",
+      Runtime: "nodejs22.x",
       Code: Match.anyValue(),
       Handler: "app.handler",
       Role: Match.anyValue()
@@ -650,7 +650,7 @@ describe("scaler lambda", () => {
     const template = createTemplate(basicArgumentStore());
     template.hasResourceProperties("AWS::Lambda::Function", {
       Description: "Dynamically scale Semaphore agents based on jobs demand",
-      Runtime: "nodejs18.x",
+      Runtime: "nodejs22.x",
       Timeout: 60,
       Code: Match.anyValue(),
       Handler: "app.handler",
@@ -704,7 +704,7 @@ describe("scaler lambda", () => {
     const template = createTemplate(argumentStore);
     template.hasResourceProperties("AWS::Lambda::Function", {
       Description: "Dynamically scale Semaphore agents based on jobs demand",
-      Runtime: "nodejs18.x",
+      Runtime: "nodejs22.x",
       Timeout: 60,
       Code: Match.anyValue(),
       Handler: "app.handler",
@@ -729,7 +729,7 @@ describe("scaler lambda", () => {
     const template = createTemplate(argumentStore);
     template.hasResourceProperties("AWS::Lambda::Function", {
       Description: "Dynamically scale Semaphore agents based on jobs demand",
-      Runtime: "nodejs18.x",
+      Runtime: "nodejs22.x",
       Timeout: 60,
       Code: Match.anyValue(),
       Handler: "app.handler",
@@ -843,7 +843,7 @@ describe("SSH keys updater lambda", () => {
     const template = createTemplate(basicArgumentStore());
     template.hasResourceProperties("AWS::Lambda::Function", {
       Description: "Check if GitHub SSH public keys have changed.",
-      Runtime: "nodejs18.x",
+      Runtime: "nodejs22.x",
       Timeout: 10,
       Code: Match.anyValue(),
       Handler: "app.handler",