Questions tagged [aws-application-load-balancer]

1004 questions
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Argument or block definition required Terraform - Error

I have autoscaling group and I need to create an application load balancer for accessing the application this is my two code for autoscaling and application load balancer but I get this issue autoscaling group resource "aws_launch_configuration"…
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How to map multiple services to a single ingress using AWS ALB as Ingress Controller?

I have a single ingress (example, www.a.com). I have mapped the root to a service, like so: - backend: serviceName: ui-svc servicePort: 80 path: / This routes to the correct service when go to www.a.com. I want to mount another service…
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Missing or Permissive Content-Security-Policy frame-ancestors HTTP Response Header

I have a couple of web instances under a ALB, did a penetration test recently. One of the vulnerabilities was "Missing or Permissive Content-Security-Policy frame-ancestors HTTP Response Header". Remediation suggested: I recommend setting a…
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Node Express server unable to set cookie in AWS ELB environment

I have a middle wear in my Express app that sets a cookie in the clients browser: res.cookie('token', '123'); Everything works perfect on a local environment with the front end calling local the server: axios …
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Can we set AWS ALB priorities through AWS Console?

I wasn't able to find a way to set the rule priorities for ALB through AWS Console. Can we set AWS ALB priorities through AWS Console ?
Shaggy
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Make Jenkins Listen at host/jenkins

Can we have Jenkins server to be listened at example.com/jenkins? If I can achieve this, I can do path based routing in ALB & do some cost savings. Let me know if we can achieve this.
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Translating an AWS Cloudformation resource into an EKS ingress configuration?

I hope this makes sense. We currently deploy our microservices in ECS via CloudFormation script, using a parameterized CloudFrormation template that we fill out per microservice. We use a single ALB configured with multiple /path rules, where each…
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AWS ALB target group path based routing not working when I change the path

EDIT I have discovered that adding a route to the node app under /cms seems to resolve the issue, however, how can I point to / as the default. This seems like annoying behaviour END EDIT I have an ECS Cluster with one task running, this is picked…
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Check if my AWS Application load Balancer is forwarding the requests to the correct target groups?

Is there a way that would allow me to check if my ALB is respecting the target rules ? Input: ALB URL1 -> (should be forwarded to ) TG1 URL2 -> ("""""""""""""""""""""" ) TG2 Output: ALB works correctly or not. Thank you in advance.
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Application Load Balancer Authoriation Header not passed through

I currently have an API on API Gateway (REST) that has a single proxy endpoint hooked up to an HTTP proxy integration. I have a cognito authorizer that authorizes incoming JWTs issued by Cognito and then if valid it forwards the request along to our…
Jesse R
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Daily assign all Application Load Balancers to WAF

In my development environment, we constantly create and destroy applications for testing. I would like all Application Load Balancers (ALB) to be placed behind our single AWS Web Application Firewall (WAF) daily through a Lambda script. I want a…
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Handling load balancer

I have a website which has main domain and sub domain (I have different subdomain for different countries) eg: mysite.com ( is the main domain ), country-a.mysite.com ( for country A ), country-b.mysite.com ( for country B) NOTE: each country has…
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AWS Terraform Error registering targets with target group

Getting the error while attaching aws_alb_target_group_attachment. InvalidTarget: The following targets are not in a running state and cannot be registered resource "aws_alb" "rancher-ctl-host-alb" { name = "rancher-ctl-host-alb" internal =…
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ElasticBeanstalk Create Default Listener Rule with HTTPS:443 instead of HTTP:80 in Shared ALB with Terraform

Is it possible to set the default listener rule to use HTTPS:443 listener instead of the HTTP:80 listener when creating an ElasticBeanstalk environment with shared load balancing in terraform? My ALB has port 80 as a listener to redirect traffic…
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AWS redirect in Load Balancer to work with POST and PUT

I want to do something similar to this: Create AWS Application Load Balancer Rule which trim off request's prefix without using additional reverse proxy like nginx, httpd Using AWS Load balancer, to redirect traffic from URL say /foo to /bar like…
shinzou
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