diff --git a/documents/blog/docker.md b/documents/blog/docker.md new file mode 100644 index 0000000..f4b4e5f --- /dev/null +++ b/documents/blog/docker.md @@ -0,0 +1,118 @@ +Fuck Docker +It works, but it gaslights you about everything. + +Docker is amazing when it works. And when it doesn’t? +It’s a smug little daemon that eats your RAM, forgets your volumes, lies about its health, and restarts things for reasons it refuses to explain. + +Scene 1: Everything Is Fine™ + +You run: +docker ps + +It tells you: +azuracast Up 30 seconds +db Up 31 seconds +nginx Up 30 seconds + +Everything is up. +Except the site is down. +The UI is dead. +curl gives you nothing. +The logs? Empty. + +Docker: “Everything’s running fine 👍” + +Scene 2: Logs Are a Lie + +docker logs azuracast + +Returns: + + Just enough output to give you hope + + Then nothing + + Then silence + +You tail it. +You restart it. +You exec into it. +It’s just a tomb with a PID. + +Scene 3: It Forgets Everything + +You reboot the host. + +Suddenly: + + Your containers forget their volumes + + Your docker-compose.override.yml is ignored + + Your networks vanish + + And the bridge interface is now possessed + +Scene 4: Volumes Are Haunted + +docker volume rm azuracast_station_data + +Error: volume is in use + +By what? +You stopped all containers. You nuked the services. +It’s still in use — by ghosts. + +Eventually you just: + +rm -rf /var/lib/docker + +Because therapy is cheaper than debugging this. + +Scene 5: docker-compose Is a Trick + +docker-compose down +docker-compose up -d + +Now: + + Some things are gone + + Some things are doubled + + Your stations/ folder is missing + + And your database container is holding a grudge + +You try to roll back. +There is no roll back. Only sadness. + +Scene 6: It’s Not Even Docker Anymore + +Modern Docker is: + + Docker + + Which is actually Moby + + Which uses containerd + + Which is managed by nerdctl + + Which builds with buildkit + + Which logs via journald + + Which stores data in an OCI-conforming mess of layers + +None of it can be managed with just docker. + +Final Thought + +Docker is powerful. +Docker is everywhere. +Docker changed the world. + +But once you run real infrastructure on it? + +Fuck Docker.