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DevOps : Recent Questions and Answers

Find answers to your questions about DevOps or help others by answering their DevOps questions.

How to automate the key exchange in WireGuard when you deploy a cluster of machines?

Let's assume you want to deploy a cluster of machines on Hetzer Cloud. For simplicity let's call them worker1, worker2, worker3. They need to communicate with a server called master,...

Asked on 12/30/2021

3 answer

Find relevant domain/hosted zone under which to host subdomain

ContextIn Terraform, to create a new domain record, I first need to find the zone under which it should be hosted. E.g. If I want to create a DNS...

Asked on 12/23/2021

1 answer

What are the pros and cons of Azure Artifacts vs. Artifactory?

We have a requirement where we need to develop a custom product where the software component life cycle needs to be managed i.e. upload, download, recall etc. one option is...

Asked on 12/13/2021 by shri

3 answer

How can I send monitoring notifications to Google Chat in Google Cloud Platform?

I want to send monitoring notifications to Google Chat in Google Cloud Platform. Under Monitoring > Alerting > Edit notificaton channels, Google Chat is not listed (only the competitor Slack,...

Asked on 12/11/2021

1 answer

Unable to connect to remote service using AWS VPC Peering

I have a question regarding some AWS infra I'm trying to build. Due to legacy constraints, I have a service running in a remote VPC that I need to...

Asked on 12/09/2021

1 answer

How to produce a map from the cartesian product of two lists to use with for_each on a resource with Terraform

I need to create a datadog synthetics monitors with the resource datadog_synthetics_test I need to monitor multiples cluster, with multiple point of view :# Clustersvariable "datadog_gke_clusters" { default...

Asked on 12/09/2021

3 answer

Running a command as a specific user on an ec2 using ssm

BackgroundI want to automatically configure an EC2 via a build, using the aws cli and ssm. The (manual) setup for the container looks something like this:Create an EC2Run a shell...

Asked on 12/02/2021 by Max Colledge

1 answer

Azure DevOps Pipelines running on incorrect branches

I'm attempting to build different branches with different YAML configuration files in each branch. However, when I commit to a branch that should only trigger 1 pipeline it triggers both....

Asked on 12/02/2021 by nulltron

1 answer

Gitlab CI push to docker-registry fails

I have GitLab server and a separate docker-registry. I have created a testuser with a testpassword. My .gitlab-ci.ymlimage: docker:latestservices: - docker:18.09.7-dind variables: DOCKER_HOST:...

Asked on 11/22/2021 by Sachith Muhandiram

1 answer

Passing replicas number into container

I have a statefulset with an init container which creates openshift objects upon scaling. I need to pass it the replicas number from the same yaml definition.However the replicas...

Asked on 11/20/2021

4 answer

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