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package labels
import (
"fmt"
"strconv"
"gitlab.com/gitlab-org/gitlab-runner/common"
)
const dockerLabelPrefix = "com.gitlab.gitlab-runner"
// Labeler is responsible for handling labelling logic for docker entities - networks, containers.
type Labeler interface {
Labels(otherLabels map[string]string) map[string]string
}
// NewLabeler returns a new instance of a Labeler bound to this build.
func NewLabeler(b *common.Build) Labeler {
return &labeler{
build: b,
}
}
type labeler struct {
build *common.Build
}
// Labels returns a map of label to value to be applied to docker entities.
// Includes a set of defaults. Add additional ones or overwrites in the provided map.
func (l *labeler) Labels(otherLabels map[string]string) map[string]string {
labels := map[string]string{
dockerLabelPrefix + ".job.id": strconv.FormatInt(l.build.ID, 10),
dockerLabelPrefix + ".job.url": l.build.JobURL(),
dockerLabelPrefix + ".job.sha": l.build.GitInfo.Sha,
dockerLabelPrefix + ".job.before_sha": l.build.GitInfo.BeforeSha,
dockerLabelPrefix + ".job.ref": l.build.GitInfo.Ref,
dockerLabelPrefix + ".project.id": strconv.FormatInt(l.build.JobInfo.ProjectID, 10),
dockerLabelPrefix + ".pipeline.id": l.build.GetAllVariables().Get("CI_PIPELINE_ID"),
dockerLabelPrefix + ".runner.id": l.build.Runner.ShortDescription(),
dockerLabelPrefix + ".runner.local_id": strconv.Itoa(l.build.RunnerID),
dockerLabelPrefix + ".managed": "true",
}
for k, v := range otherLabels {
labels[fmt.Sprintf("%s.%s", dockerLabelPrefix, k)] = v
}
return labels
}
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