drone-kaniko/pkg/artifact/artifact.go
2021-10-18 17:06:53 +05:30

77 lines
1.6 KiB
Go

package artifact
import (
"encoding/json"
"fmt"
"io/ioutil"
"os"
"path/filepath"
"github.com/pkg/errors"
)
const (
dockerArtifactV1 string = "docker/v1"
)
type RegistryTypeEnum string
const (
Docker RegistryTypeEnum = "Docker"
ECR RegistryTypeEnum = "ECR"
GCR RegistryTypeEnum = "GCR"
)
type (
Image struct {
Image string `json:"image"`
Digest string `json:"digest"`
}
Data struct {
RegistryType RegistryTypeEnum `json:"registryType"`
RegistryUrl string `json:"registryUrl"`
Images []Image `json:"images"`
}
DockerArtifact struct {
Kind string `json:"kind"`
Data Data `json:"data"`
}
)
func WritePluginArtifactFile(registryType RegistryTypeEnum, artifactFilePath, registryUrl, imageName, digest string, tags []string) error {
var images []Image
for _, tag := range tags {
images = append(images, Image{
Image: fmt.Sprintf("%s:%s", imageName, tag),
Digest: digest,
})
}
data := Data{
RegistryType: registryType,
RegistryUrl: registryUrl,
Images: images,
}
dockerArtifact := DockerArtifact{
Kind: dockerArtifactV1,
Data: data,
}
b, err := json.MarshalIndent(dockerArtifact, "", "\t")
if err != nil {
return errors.Wrap(err, fmt.Sprintf("failed to marshal output %+v", dockerArtifact))
}
dir := filepath.Dir(artifactFilePath)
err = os.MkdirAll(dir, 0644)
if err != nil {
return errors.Wrap(err, fmt.Sprintf("failed to create %s directory for artifact file", dir))
}
err = ioutil.WriteFile(artifactFilePath, b, 0644)
if err != nil {
return errors.Wrap(err, fmt.Sprintf("failed to write artifact to artifact file %s", artifactFilePath))
}
return nil
}