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Questions tagged [aws-elb]

Amazon Web Services Elastic Load Balancer (aws-elb) is a service offered by aws to automatically distribute incoming network traffic across multiple targets (EC2 instances or specific ports).

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AWS S3 and AWS ELB instead of AWS Elastic beanstalk for SPA Angular 6 application

I am creating an Angular 6 frontend application. My backend api are created in DotNet. Assume the application is similar to https://www.amazon.com/. My query is related to frontend portion deployment related only, on AWS. Large number of users with…
dotnetavalanche
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Request from load balancer to API Gateway?

I have a web application which is in an Amazon EC2 instance, and a domain pointing to a load balancer. The load balancer is forwarding requests to the instance. This is working fine. Now we have new requirement to develop an API. We developed…
Venki
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How to access application through ALB if Route 53 domain has expired?

I have a spring-boot application deployed on AWS. Earlier we were using a domain and associated the A type IPv4 to the application load balancer under it's record set. Every things seems to be working as expected but now recently, we were required…
roger_that
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Custom SSL certificate in kubernetes cluster on AWS using kops, authentiction failure

I am deploying a kubernetes cluster in AWS using kops using the following bash script: #! /bin/bash export NODE_SIZE=${NODE_SIZE:-t2.micro} export MASTER_SIZE=${MASTER_SIZE:-t2.small} export ZONES=${ZONES:-"eu-west-1a,eu-west-1b,eu-west-1c"} export…
Asim
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AWS: confusion on multi-AZ setups for ASG and ELB

I am about to take my AWS Architect Associate Certification Exam and I have some things on ELB and ASG that I still don't get (or maybe I just did not study enough) and I liked to ask your help to clear things out. Multi-AZ Autoscaling Group what…
Hingle McJingleberry
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Unexpected latency issues AWS-API Gateway

I need help to troubleshoot AWS API gateway latency issues. We have same configuration and even data everything same but facing high latency issues in Non Prod. Actually we are using Nlb and VPC link for API Gateway . Please find same values here…
Rams
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How do I put API Gateway in front of ALB and then to ECS/EC2?

I am Building a solution, where I have 10-15 micro-services REST Applications running in ECS Container and few will be in EC2. I am using Cognito as API Gateway authentication. Now UI Application will send the request to API Gateway, which in turn…
Gowtham
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Access to fetch at has been blocked by CORS policy while accessing from another subdomain

I have been getting below errors while trying to access graphql url from https://subdomain-b.abc.com/ service. POST https://subdomain-a.abc.com/graphql 504 Access to fetch at 'https://subdomain-a.abc.com/graphql' from origin…
Dev3100
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AWS CloudFront return 404 after forwarding cookies

I'm trying to setup load balancer for multiple services. Each service has own external ELB. I don't want to use subdomains for service1, service2... because of the CORS and want to get rid of OPTIONS request. I'm using CloudFront and Behaviors for…
Dennis Liger
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Configuring Lambda as Target Type for ALB using Ansible

AWS ALB has three target types - Instance, IP and Lambda. If I want create Target group using Ansible playbook, there are only two options you can use - Instance and IP. Link Here So, how to create target group for Lambda using Ansible ?
Dinesh Pundkar
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ELB(Classic Load Balancer) Proxy Protocol Not working on Kubernetes Cluster

Created K8s Cluster on AWS (EKS). Created Deployment workload. Created Service Type Loadbalancer with annotation service.beta.kubernetes.io/aws-load-balancer-proxy-protocol: "*" (Which should enable proxy protocol on ELB) for TCP Port 4334. So in…
Karthik
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Routing based on request headers using AWS Load Balancer or nginx

Scenario: I have 2 clients. let's say client A and client B. Both clients have one common id (like UUID). My application(it's c++) is configured like both the clients have to connect in one server. I am planning to add (AWS)ELB/nginx in front of my…
Sarjan Purohit
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AWS ELB stickiness causes NGINX to have No-Cache behaviour

We've been using NGINX as cache layer and recently when load testing it we've stumbled upon an unusual problem: the load test would only get cache miss on all the content. The traffic flows like this: Client > NLB > NGINX > ELB (stickiness) >…
bayetovsky
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how to specific query parameter value in aws application load balancer access logs and cloudfront access logs

I have configured aws cloudfront access logs and aws application load balancer access logs. Now they logs every query string. But I have password value in the query string as well and that value I would like to mask or hide. Is it possible in aws…
Know Nothing
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AWS ALB different ingress rules for different url paths

I have internet-facing AWS ALB. I must accept all HTTP traffic only from whitelist set of ip addresses. At the same time there's one exclusion for mydomain.com/some_path - it should accept HTTP traffic from all IPs (0.0.0.0/0). Am I on the right way…
VB_
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