ci-cd – Page 26 – Türker Yıldırım

Reload nginx only if the config is valid

SnippetJuly 25, 20171 min read

Build only one stage of a multi-stage Dockerfile

SnippetJune 8, 20171 min read

Multi-stage builds cut the image in half

Deep diveMay 9, 20179 min read

17.05 made the two-Dockerfile trick unnecessary. Named stages, what to copy forward, and why the build cache still rewards the order of instructions.

Ansible is idempotent only if you write it that way

NoteMay 4, 20171 min read

The modules are idempotent and shell and command are not, so a playbook that reaches for them loses the property the tool exists for — and reports “changed”…

A contract test for the API you depend on

NoteApril 17, 20172 min read

Mocking an upstream service makes the suite fast and guarantees nothing about the upstream still behaving that way. A contract test is a small suite that runs against…

The build cache is invalidated by the first changed layer

NoteApril 7, 20172 min read

Every instruction produces a layer, and a layer is reused only if every instruction before it is unchanged. Copying the source before installing dependencies therefore reinstalls everything on…

Run PHPStan on changed files only

SnippetMarch 23, 20171 min read

Static analysis on a codebase that has never had any

Deep diveFebruary 22, 201714 min read

Four thousand errors on the first run is a number nobody can act on. Starting at level 0, ignoring by pattern, and raising the floor one level at…

The asset pipeline Laravel 5.4 shipped

Deep diveJanuary 31, 20178 min read

Elixir wrapped gulp, which wrapped everything else. Mix wraps webpack directly — and leaves the configuration reachable when the abstraction runs out.

Multi-stage builds arrived in 17.05

NoteJanuary 12, 20171 min read

Building assets inside the runtime image drags a compiler toolchain into production, and deleting it afterwards does nothing because layers are additive. Until May the workaround was two…