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Merge pull request #23 from drone-plugins/buildargs

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add support for build-args
This commit is contained in:
Nathan LaFreniere 2015-12-24 07:04:10 -08:00
commit 445933bc6e
2 changed files with 37 additions and 18 deletions
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14
DOCS.md
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@ -16,6 +16,7 @@ The following parameters are used to configure this plugin:
* `destination` - absolute / relative destination path * `destination` - absolute / relative destination path
* `tag` - cherry-pick tags to save (optional) * `tag` - cherry-pick tags to save (optional)
* `load` - restore image layers from the specified tar file * `load` - restore image layers from the specified tar file
* `build_args` - [build arguments](https://docs.docker.com/engine/reference/commandline/build/#set-build-time-variables-build-arg) to pass to `docker build`
The following is a sample Docker configuration in your .drone.yml file: The following is a sample Docker configuration in your .drone.yml file:
@ -60,6 +61,19 @@ publish:
Note that in the above example we quote the version numbers. If the yaml parser interprets the value as a number it will cause a parsing error. Note that in the above example we quote the version numbers. If the yaml parser interprets the value as a number it will cause a parsing error.
It's also possible to pass build arguments to docker:
```yaml
publish:
docker:
username: kevinbacon
password: pa55word
email: kevin.bacon@mail.com
repo: foo/bar
build_args:
- HTTP_PROXY=http://yourproxy.com
```
## Layer Caching ## Layer Caching
The Drone build environment is, by default, ephemeral meaning that you layers are not saved between builds. The below example combines Drone's caching feature and Docker's `save` and `load` capabilities to cache and restore image layers between builds: The Drone build environment is, by default, ephemeral meaning that you layers are not saved between builds. The below example combines Drone's caching feature and Docker's `save` and `load` capabilities to cache and restore image layers between builds:

7
main.go
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@ -37,6 +37,7 @@ type Docker struct {
Dns []string `json:"dns"` Dns []string `json:"dns"`
Load string `json:"load"` Load string `json:"load"`
Save Save `json:"save"` Save Save `json:"save"`
BuildArgs []string `json:"build_args"`
} }
func main() { func main() {
@ -175,7 +176,11 @@ func main() {
// Build the container // Build the container
name := fmt.Sprintf("%s:%s", vargs.Repo, vargs.Tag.Slice()[0]) name := fmt.Sprintf("%s:%s", vargs.Repo, vargs.Tag.Slice()[0])
cmd = exec.Command("/usr/bin/docker", "build", "--pull=true", "--rm=true", "-f", vargs.File, "-t", name, vargs.Context) cmd = exec.Command("/usr/bin/docker", "build", "--pull=true", "--rm=true", "-f", vargs.File, "-t", name)
for _, value := range vargs.BuildArgs {
cmd.Args = append(cmd.Args, "--build-arg", value)
}
cmd.Args = append(cmd.Args, vargs.Context)
cmd.Dir = workspace.Path cmd.Dir = workspace.Path
cmd.Stdout = os.Stdout cmd.Stdout = os.Stdout
cmd.Stderr = os.Stderr cmd.Stderr = os.Stderr