feat(infra): lowering IAM server size, increaing keepalive timeout fo…

…r better stability (#1821)
passportxyz · Oct 27, 2023 · 5e853ca · 5e853ca
1 parent 1ebca75
commit 5e853ca
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Showing 3 changed files with 25 additions and 6 deletions.
diff --git a/iam/src/main.ts b/iam/src/main.ts
@@ -10,10 +10,13 @@ const startServer = async (): Promise<void> => {
     apiKey: process.env.MORALIS_API_KEY,
   });
 
-  app.listen(port, () => {
+  const server = app.listen(port, () => {
     // eslint-disable-next-line no-console
     console.log(`server started at http://localhost:${port}`);
   });
+
+  // This should be > the ELB idle timeout, which is 60 seconds
+  server.keepAliveTimeout = 61 * 1000;
 };
 
 startServer().catch((error) => {

diff --git a/infra/production/index.ts b/infra/production/index.ts
@@ -160,8 +160,8 @@ const service = new awsx.ecs.FargateService("dpopp-iam", {
     containers: {
       iam: {
         image: dockerGtcPassportIamImage,
-        memory: 8192,
-        cpu: 4096,
+        memory: 2048,
+        cpu: 1024,
         portMappings: [httpsListener],
         links: [],
         environment: [
@@ -370,7 +370,7 @@ const ecsScorerServiceAutoscaling = new aws.appautoscaling.Policy("scorer-autosc
     predefinedMetricSpecification: {
       predefinedMetricType: "ECSServiceAverageCPUUtilization",
     },
-    targetValue: 30,
+    targetValue: 50,
     scaleInCooldown: 300,
     scaleOutCooldown: 300,
   },

diff --git a/infra/staging/index.ts b/infra/staging/index.ts
@@ -163,7 +163,8 @@ const service = new awsx.ecs.FargateService("dpopp-iam", {
     containers: {
       iam: {
         image: dockerGtcPassportIamImage,
-        memory: 1024,
+        memory: 512,
+        cpu: 256,
         portMappings: [httpsListener],
         links: [],
         environment: [
@@ -355,10 +356,25 @@ const service = new awsx.ecs.FargateService("dpopp-iam", {
   },
 });
 
-const ecsTarget = new aws.appautoscaling.Target("autoscaling_target", {
+const ecsIamServiceAutoscalingTarget = new aws.appautoscaling.Target("autoscaling_target", {
   maxCapacity: 10,
   minCapacity: 1,
   resourceId: pulumi.interpolate`service/${cluster.cluster.name}/${service.service.name}`,
   scalableDimension: "ecs:service:DesiredCount",
   serviceNamespace: "ecs",
 });
+
+const ecsIamServiceAutoscaling = new aws.appautoscaling.Policy("scorer-autoscaling-policy", {
+  policyType: "TargetTrackingScaling",
+  resourceId: ecsIamServiceAutoscalingTarget.resourceId,
+  scalableDimension: ecsIamServiceAutoscalingTarget.scalableDimension,
+  serviceNamespace: ecsIamServiceAutoscalingTarget.serviceNamespace,
+  targetTrackingScalingPolicyConfiguration: {
+    predefinedMetricSpecification: {
+      predefinedMetricType: "ECSServiceAverageCPUUtilization",
+    },
+    targetValue: 50,
+    scaleInCooldown: 300,
+    scaleOutCooldown: 300,
+  },
+});