7 posts found.
A green pipeline, an email that actually arrives, and six failures that taught me more than any tutorial
What Gives Me Shanti? Shanti — শান্তি. Not the absence of work. The absence of dread . The specific quiet that arrives when the Stage View turns green all the way across, and you k…
Wiring the Jenkins server at **<http://16.171.254.209:8080>** so that every push to the `develop` branch automatically builds and deploys to the k3s server at `54.251.180.71`. Written for someone who has not set up a Jenkins pipeline before. Follow the steps in order — each one depends on the one before it.
What you are building Three separate machines are involved. Keeping them straight makes the rest much easier: | Machine | Address | Role | | | | | | Jenkins | 16.171.254.209 | Runs…
Part 1 — The Roles: Who Does What People often blur these three together. They are separate concerns: | Piece | What it actually is | Responsibility | | CI/CD | A practice / method…
Test permissions as the user that will run the command
Group membership does not apply to an already-running process.
Jenkins runs as its own system user. The permission that matters is the jenkins user's, not yours. Test it the way Jenkins will: If that fails with a socket permission error: The r…
Delivered and acted upon are different claims
HTTP 200 means the request was accepted, not that anything happened.
GitHub showed green checkmarks for every webhook delivery — the initial ping and both pushes. Jenkins was receiving them and returning HTTP 200. No build ever started. Why Green in…
Build duration is a diagnostic signal
Sub-second failures are almost always configuration, not code.
Three builds in a row failed almost instantly. That duration is the clue. A real run clones a repository, installs dependencies and builds an image — it takes minutes. Half a secon…
Declarative pipelines compile before they run
Pipeline syntax errors do not fail a stage — they fail before stages exist.
My Jenkinsfile called emailtext instead of emailext , and was missing the commas between arguments. That was not an email bug. A declarative pipeline is compiled as Groovy before a…