io.airlift.airship.configbundler.ReleaseCommand Maven / Gradle / Ivy

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package io.airlift.airship.configbundler;

import com.google.common.base.Preconditions;
import com.google.common.io.InputSupplier;
import io.airlift.command.Arguments;
import io.airlift.command.Command;
import org.eclipse.jgit.api.Git;

import java.io.File;
import java.io.InputStream;
import java.util.Map;
import java.util.concurrent.Callable;

import static java.lang.String.format;


@Command(name = "release", description = "Build and release a config bundle")
public class ReleaseCommand
        implements Callable
{
    public static final String ARTIFACT_TYPE = "config";

    @Arguments
    public String component;

    @Override
    public Void call()
            throws Exception
    {
        Git git = Git.open(new File("."));
        Model model = new Model(git);

        Metadata metadata = model.readMetadata();
        Metadata.Repository releasesRepository = metadata.getReleasesRepository();
        String groupId = metadata.getGroupId();

        Preconditions.checkNotNull(releasesRepository, "Releases repository missing from .metadata file");
        Preconditions.checkNotNull(groupId, "GroupId missing from .metadata file");

        Preconditions.checkState(!model.isDirty(), "Cannot release with a dirty working tree");

        Bundle bundle;

        if (component == null) {
            bundle = model.getActiveBundle();
        }
        else {
            bundle = model.getBundle(component);
        }

        Maven maven = new Maven(metadata.getSnapshotsRepository(), metadata.getReleasesRepository());
        // TODO: handle errors getting uploader (e.g., repo does not exist, does not have credentials)

        if (!bundle.isSnapshot()) {
            if (maven.contains(groupId, bundle.getName(), bundle.getVersionString(), ARTIFACT_TYPE)) {
                throw new RuntimeException(format("%s-%s has already been released", bundle.getName(), bundle.getVersionString()));
            }

            // re-publish version that has already been tagged
        }
        else {
            bundle = model.createNewVersion(bundle);
        }

        // get entries from tag
        final Map> entries = model.getEntries(bundle);

        if (entries.isEmpty()) {
            throw new RuntimeException("Cannot build an empty config package");
        }

        maven.upload(groupId, bundle.getName(), bundle.getVersionString(), ARTIFACT_TYPE, new ZipGenerator(entries));

        System.out.println(format("Uploaded %s-%s", bundle.getName(), bundle.getVersionString()));

        return null;
    }


}