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mirror of https://github.com/SAP/jenkins-library.git synced 2024-12-14 11:03:09 +02:00
sap-jenkins-library/pkg/docker/container.go
Oliver Nocon 39089bed5d
kanikoExecute: improve user experience (#2141)
* kanikoExecute: improve user experience

* ensure proper tags

* update permissions

in case a container runs with a different user
we need to make sure that the orchestrator user
can work on the file

* update permissions

* ensure availablility of directories on Jenkins

* (fix) clean up tmp dir in test

* add resilience for incorrect step yaml

* incorporate PR feedback
2020-10-14 11:13:08 +02:00

42 lines
1.3 KiB
Go

package docker
import (
"fmt"
"net/url"
"strings"
containerName "github.com/google/go-containerregistry/pkg/name"
"github.com/pkg/errors"
)
// ContainerRegistryFromURL provides the registry part of a complete registry url including the port
func ContainerRegistryFromURL(registryURL string) (string, error) {
u, err := url.ParseRequestURI(registryURL)
if err != nil {
return "", errors.Wrap(err, "invalid registry url")
}
if len(u.Host) == 0 {
return "", fmt.Errorf("invalid registry url")
}
return u.Host, nil
}
// ContainerRegistryFromImage provides the registry part of a full image name
func ContainerRegistryFromImage(fullImage string) (string, error) {
ref, err := containerName.ParseReference(strings.ToLower(fullImage))
if err != nil {
return "", errors.Wrap(err, "failed to parse image name")
}
return ref.Context().RegistryStr(), nil
}
// ContainerImageNameTagFromImage provides the name & tag part of a full image name
func ContainerImageNameTagFromImage(fullImage string) (string, error) {
ref, err := containerName.ParseReference(strings.ToLower(fullImage))
if err != nil {
return "", errors.Wrap(err, "failed to parse image name")
}
registryOnly := fmt.Sprintf("%v/", ref.Context().RegistryStr())
return strings.ReplaceAll(fullImage, registryOnly, ""), nil
}