Examples with ProxyHelper com.google.devtools.build.lib.bazel.repository.downloader.ProxyHelper used on opensource projects

Example 1 with ProxyHelper

use of com.google.devtools.build.lib.bazel.repository.downloader.ProxyHelper in project bazel by bazelbuild.

the class GitCloner method clone.

public static SkyValue clone(Rule rule, Path outputDirectory, ExtendedEventHandler eventHandler, Map<String, String> clientEnvironment) throws RepositoryFunctionException {
    WorkspaceAttributeMapper mapper = WorkspaceAttributeMapper.of(rule);
    if (mapper.isAttributeValueExplicitlySpecified("commit") == mapper.isAttributeValueExplicitlySpecified("tag")) {
        throw new RepositoryFunctionException(new EvalException(rule.getLocation(), "One of either commit or tag must be defined"), Transience.PERSISTENT);
    }
    GitRepositoryDescriptor descriptor;
    String startingPoint;
    try {
        if (mapper.isAttributeValueExplicitlySpecified("commit")) {
            startingPoint = mapper.get("commit", Type.STRING);
        } else {
            startingPoint = "tags/" + mapper.get("tag", Type.STRING);
        }
        descriptor = new GitRepositoryDescriptor(mapper.get("remote", Type.STRING), startingPoint, mapper.get("init_submodules", Type.BOOLEAN), outputDirectory);
    } catch (EvalException e) {
        throw new RepositoryFunctionException(e, Transience.PERSISTENT);
    }
    // Setup proxy if remote is http or https
    if (descriptor.remote != null && Ascii.toLowerCase(descriptor.remote).startsWith("http")) {
        try {
            new ProxyHelper(clientEnvironment).createProxyIfNeeded(new URL(descriptor.remote));
        } catch (IOException ie) {
            throw new RepositoryFunctionException(ie, Transience.TRANSIENT);
        }
    }
    Git git = null;
    try {
        if (descriptor.directory.exists()) {
            if (isUpToDate(descriptor)) {
                return new HttpDownloadValue(descriptor.directory);
            }
            try {
                FileSystemUtils.deleteTree(descriptor.directory);
            } catch (IOException e) {
                throw new RepositoryFunctionException(e, Transience.TRANSIENT);
            }
        }
        git = Git.cloneRepository().setURI(descriptor.remote).setCredentialsProvider(new NetRCCredentialsProvider()).setDirectory(descriptor.directory.getPathFile()).setCloneSubmodules(false).setNoCheckout(true).setProgressMonitor(new GitProgressMonitor(descriptor.remote, "Cloning " + descriptor.remote, eventHandler)).call();
        git.checkout().setCreateBranch(true).setName("bazel-checkout").setStartPoint(descriptor.checkout).call();
        // the first level.
        if (descriptor.initSubmodules && !git.submoduleInit().call().isEmpty()) {
            git.submoduleUpdate().setProgressMonitor(new GitProgressMonitor(descriptor.remote, "Cloning submodules for " + descriptor.remote, eventHandler)).call();
        }
    } catch (InvalidRemoteException e) {
        throw new RepositoryFunctionException(new IOException("Invalid Git repository URI: " + e.getMessage()), Transience.PERSISTENT);
    } catch (RefNotFoundException | InvalidRefNameException e) {
        throw new RepositoryFunctionException(new IOException("Invalid branch, tag, or commit: " + e.getMessage()), Transience.PERSISTENT);
    } catch (GitAPIException e) {
        // This is a sad attempt to actually get a useful error message out of jGit, which will bury
        // the actual (useful) cause of the exception under several throws.
        StringBuilder errmsg = new StringBuilder();
        errmsg.append(e.getMessage());
        Throwable throwable = e;
        while (throwable.getCause() != null) {
            throwable = throwable.getCause();
            errmsg.append(" caused by " + throwable.getMessage());
        }
        throw new RepositoryFunctionException(new IOException("Error cloning repository: " + errmsg), Transience.PERSISTENT);
    } catch (JGitInternalException e) {
        // caller of the command can handle them effectively." Thanks, jgit.
        throw new RepositoryFunctionException(new IOException(e.getMessage()), Transience.PERSISTENT);
    } finally {
        if (git != null) {
            git.close();
        }
    }
    return new HttpDownloadValue(descriptor.directory);
}