com.google.cloud.tools.jib.registry.credentials

Class DockerConfigCredentialRetriever

java.lang.Object

com.google.cloud.tools.jib.registry.credentials.DockerConfigCredentialRetriever

public class DockerConfigCredentialRetriever
extends Object

Retrieves registry credentials from the Docker config.

The credentials are searched in the following order (stopping when credentials are found):

1. If there is an auth defined for a registry.
2. Using the credsStore credential helper, if available.
3. Using the credential helper from credHelpers, if available.

See Also:

https://docs.docker.com/engine/reference/commandline/login/

Constructor Summary

Constructors

Constructor and Description
DockerConfigCredentialRetriever(String registry)
DockerConfigCredentialRetriever(String registry, Path dockerConfigFile)

Method Summary

Modifier and Type	Method and Description
Optional<Credential>	retrieve() Retrieves credentials for a registry.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

DockerConfigCredentialRetriever

public DockerConfigCredentialRetriever(String registry)

DockerConfigCredentialRetriever

public DockerConfigCredentialRetriever(String registry,
                                       Path dockerConfigFile)

Method Detail

retrieve

public Optional<Credential> retrieve()
                              throws IOException

Retrieves credentials for a registry. Tries all possible known aliases.

Returns:

Credential found for registry, or Optional.empty() if not found

Throws:

IOException - if failed to parse the config JSON