com.github.dockerjava.jaxrs.PullImageCmdExec Maven / Gradle / Ivy

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Java API Client for Docker

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package com.github.dockerjava.jaxrs;

import java.io.InputStream;

import javax.ws.rs.client.Invocation;
import javax.ws.rs.client.WebTarget;
import javax.ws.rs.core.MediaType;
import javax.ws.rs.core.Response;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import com.github.dockerjava.api.command.PullImageCmd;
import com.github.dockerjava.api.model.AuthConfig;
import com.github.dockerjava.jaxrs.util.WrappedResponseInputStream;

public class PullImageCmdExec extends
		AbstrDockerCmdExec implements
		PullImageCmd.Exec {

	private static final Logger LOGGER = LoggerFactory
			.getLogger(PullImageCmdExec.class);

	public PullImageCmdExec(WebTarget baseResource) {
		super(baseResource);
	}

	@Override
	protected InputStream execute(PullImageCmd command) {
		WebTarget webResource = getBaseResource().path("/images/create")
				.queryParam("tag", command.getTag())
				.queryParam("fromImage", command.getRepository())
				.queryParam("registry", command.getRegistry());

		LOGGER.trace("POST: {}", webResource);
		Response response =  resourceWithOptionalAuthConfig(command, webResource.request())
				.accept(MediaType.APPLICATION_OCTET_STREAM_TYPE).post(null);
		
		return new WrappedResponseInputStream(response);
	}

	private Invocation.Builder resourceWithOptionalAuthConfig(
			PullImageCmd command, Invocation.Builder request) {
		AuthConfig authConfig = command.getAuthConfig();
		if (authConfig != null) {
			request = request.header("X-Registry-Auth",
					registryAuth(authConfig));
		}
		return request;
	}

}