Launch multiple RStudio sessions from Docker on EC2 [migrated]
I managed to install RStudio through Docker, running on port 8787 on my EC2 instance. I wanted to add another RStudio session (not necessarily sharing the same volumes), so I tried the following:sudo...
View ArticleHow to reach out edge optmized Api Gateway from an EC2 with private link?
I would like to reach out my API Gateway (edge optimized) from an EC2 without an internet connection. It is possible? I have attached a private link from my EC2 VPC to API Gateway and I'm able to...
View ArticleRedis Cluster mode: Need to advertise custom internal IP/Port
To access AWS resources, we have to use a custom endpoint, pointing to an NLB and use the IP/Port of the resource as the target group of the NLB.For example take Redis: Redis -> Target Group ->...
View Articleboto3 describe_fleets api does not fetch all fleet information
I have created few ec2 fleet using boto3 create_fleet api. Now i want to see all fleet created in region for that i am trying to use describe_fleets. Here is snippet.ec2 =...
View ArticleLaunch Configuration question (AWS Certified Solutions Architect – Associate...
You can see the question and answer given by others. My question is why not C, C also seems correct.Which of the following statements is true of creating a launch configuration using an EC2 instance?...
View Articlepersistent storage solutions for aws fargate
I'm running an apache webapp on a container in ecs fargate, but I need to be able to persist certain files so that any changes to them are available to all users through all versions of the webapp....
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Err_connection_refused in amazon ec2 instance
I am facing ERR_CONNECTION_REFUSED / The site can't be reached issue with my ec2 instance(Amazon linux ami)When I used telnet <publicIP> 80 it says Trying telnet: connect to address : Connection...
View ArticleIs it possible to automate Internet Explorer on an EC2 instance?
I would like to scrape some data from a website that only seems to show up in internet explorer, I have booted up a Windows Server 2019 EC2 instance and was hoping to install Python and Selenium along...
View ArticleCan I stop a spot instance in aws just like I can stop and start an on demand...
I had a use case where I was switching to using spot instances for my application instead of on demand instances. According to my requirement i should be able to stop that instance and restart it just...
View ArticleDo the request headers always match the response headers?
I was trying to get GitHub Commit Success or Fail data from GitHub Website. so I sent request that include timezone cookie in request headers and got response result in accordance with the request...
View Articles3cmd ImportError: No module named S3.Exceptions
Received an error after installing and trying to run s3cmd 1.0.0s3cmd -h Problem: ImportError: No module named S3.Exceptions S3cmd: unknown version. Module import problem? Traceback (most recent call...
View ArticleAccess an application running on NodePort of minikube inside an EC2 instance...
I have an EC2 instance say its IP is 44.XX.XX.XX (Say IP1), I have an minikube which is running inside this EC2 instance say its IP is 10.XX.XX.XX (Say IP2) , which I came to know by doing minikube ip...
View ArticleHow to enabled secure connection over https between AWS Load Balancer and EC2...
It been settled up in AWS a load balancer with 2 listeners as follow:HTTP:80 - fowarding to a Target Group (2 EC2 instances)HTTPS:443 - ELBSecurityPolicy forwarding to the same Target Group (2 EC2...
View ArticleRedis Cluster mode: Need to advertise custom external IP/Port
To access AWS resources, we have to use a custom endpoint, pointing to an NLB and use the IP/Port of the resource as the target group of the NLB.For example take Redis: Redis -> Target Group ->...
View ArticleAWS - Using CloudWatch to trigger script on ec2 instance
I've found a lot of similar questions but none that seem to be specific to my question here: I have a python script that deletes old log files. I have Cloudwatch to monitor available storage, is it...
View ArticleSSH from EC2 to itself by different user which is not ec2-user
I'm newbie in AWS and need some help. I created user (ronen) in my EC2 instance (In addition to the ec2-user) by the adduser command. Then I created public/private key by the following...
View ArticleIs it possible to selectively sync cookbooks with knife bootstrap?
I'm trying to get a server up and running via knife bootstrap via this command:knife bootstrap "<ip-address>" -x ec2-user -r recipe[connector],recipe[all-servers] -N "serv-name" -E staging -i...
View ArticleAWS: Problem accessing metadata tags from within EC2
curl -v http://169.254.169.254/latest/meta-data/ * Trying 169.254.169.254:80... * TCP_NODELAY set * connect to 169.254.169.254 port 80 failed: Timed out * Failed to connect to 169.254.169.254 port 80:...
View ArticlePHP ARGON2I password_hash function does not work
I have created a PHP file which includes the following code:... ... $password = password_hash($_GET['password'], PASSWORD_ARGON2I, ['memory_cost' => 2048, 'time_cost' => 4, 'threads' => 3]);...
View ArticleHow can I use advanced regex in a boto3 ec2 instance filter?
I'm trying to match EC2 instance names not starting with a hyphen (-), so I can to skip instance names starting with a - from the shutdown process. If I use a ^ or *, these basic regex operators work...
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