884ebcd21efbaa0b6197bd7dce905b7847d3d072
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container-update-checker
check if a container needs rebuilding
Environment variables
| Name | Requered | Comment |
|---|---|---|
| BASE | Yes | the image the Dockerfile is based on |
| TARGET | Yes | the image thats based of $BASE |
| DOCKER_USERNAME | No used for private images |
the username for logging in into docker hub |
| DOCKER_PASSWORD | No used for private images |
the password for logging in into docker hub (you probaly want to use a token here) |
Exit codes
| State | Exit code | Comment |
|---|---|---|
| BASE is more recent than TARGET | 0 | An update is needed |
| TARGET is more recent than BASE | 1 | No update is needed (the pipeline wil "fail" but that is wat we want ) |
| An error occured | 0 | So the pipeline can continue |
Description