Examples with DockerException org.eclipse.che.plugin.docker.client.exception.DockerException used on opensource projects

Example 1 with DockerException

use of org.eclipse.che.plugin.docker.client.exception.DockerException in project che by eclipse.

the class DockerConnector method pull.

/**
     * Pull an image from registry.
     * To pull from private registry use registry.address:port/image as image.
     *
     * @param progressMonitor
     *         ProgressMonitor for images creation process
     * @param dockerDaemonUri
     *         docker service URI
     * @throws IOException
     *          when a problem occurs with docker api calls
     */
protected void pull(final PullParams params, final ProgressMonitor progressMonitor, final URI dockerDaemonUri) throws IOException {
    try (DockerConnection connection = connectionFactory.openConnection(dockerDaemonUri).method("POST").path(apiVersionPathPrefix + "/images/create").query("fromImage", params.getFullRepo()).header("X-Registry-Auth", authResolver.getXRegistryAuthHeaderValue(params.getRegistry(), params.getAuthConfigs()))) {
        addQueryParamIfNotNull(connection, "tag", params.getTag());
        final DockerResponse response = connection.request();
        if (OK.getStatusCode() != response.getStatus()) {
            throw getDockerException(response);
        }
        try (InputStream responseStream = response.getInputStream()) {
            JsonMessageReader<ProgressStatus> progressReader = new JsonMessageReader<>(responseStream, ProgressStatus.class);
            // Here do some trick to be able interrupt output streaming process.
            // Current unix socket implementation of DockerConnection doesn't react to interruption.
            // So to be able to close unix socket connection and free resources we use main thread.
            // In case of any exception main thread cancels future and close connection.
            // If Docker connection implementation supports interrupting it will stop streaming on interruption,
            // if not it will be stopped by closure of unix socket
            Future<Object> pullFuture = executor.submit(() -> {
                ProgressStatus progressStatus;
                while ((progressStatus = progressReader.next()) != null) {
                    progressMonitor.updateProgress(progressStatus);
                }
                return null;
            });
            // perform get to be able to get execution exception
            pullFuture.get();
        } catch (ExecutionException e) {
            // unwrap exception thrown by task with .getCause()
            throw new DockerException(e.getCause().getLocalizedMessage(), 500);
        } catch (InterruptedException e) {
            Thread.currentThread().interrupt();
            throw new DockerException("Docker image pulling was interrupted", 500);
        }
    }
}

Example 2 with DockerException

use of org.eclipse.che.plugin.docker.client.exception.DockerException in project che by eclipse.

the class DockerConnector method startContainer.

/**
     * Starts docker container.
     *
     * @throws IOException
     *          when a problem occurs with docker api calls
     */
public void startContainer(final StartContainerParams params) throws IOException {
    try (DockerConnection connection = connectionFactory.openConnection(dockerDaemonUri).method("POST").path(apiVersionPathPrefix + "/containers/" + params.getContainer() + "/start")) {
        final DockerResponse response = connection.request();
        final int status = response.getStatus();
        if (NO_CONTENT.getStatusCode() != status && NOT_MODIFIED.getStatusCode() != status) {
            final DockerException dockerException = getDockerException(response);
            if (OK.getStatusCode() == status) {
                // docker API 1.20 returns 200 with warning message about usage of loopback docker backend
                LOG.warn(dockerException.getLocalizedMessage());
            } else {
                throw dockerException;
            }
        }
    }
}

Example 3 with DockerException

use of org.eclipse.che.plugin.docker.client.exception.DockerException in project che by eclipse.

the class DockerConnector method buildImage.

private String buildImage(final DockerConnection dockerConnection, final BuildImageParams params, final ProgressMonitor progressMonitor) throws IOException {
    final String repository = params.getRepository();
    try (DockerConnection connection = dockerConnection.method("POST").path(apiVersionPathPrefix + "/build").header("X-Registry-Config", authResolver.getXRegistryConfigHeaderValue(params.getAuthConfigs()))) {
        addQueryParamIfNotNull(connection, "rm", params.isRemoveIntermediateContainer());
        addQueryParamIfNotNull(connection, "forcerm", params.isForceRemoveIntermediateContainers());
        addQueryParamIfNotNull(connection, "memory", params.getMemoryLimit());
        addQueryParamIfNotNull(connection, "memswap", params.getMemorySwapLimit());
        addQueryParamIfNotNull(connection, "pull", params.isDoForcePull());
        addQueryParamIfNotNull(connection, "dockerfile", params.getDockerfile());
        addQueryParamIfNotNull(connection, "nocache", params.isNoCache());
        addQueryParamIfNotNull(connection, "q", params.isQuiet());
        addQueryParamIfNotNull(connection, "cpusetcpus", params.getCpusetCpus());
        addQueryParamIfNotNull(connection, "cpuperiod", params.getCpuPeriod());
        addQueryParamIfNotNull(connection, "cpuquota", params.getCpuQuota());
        if (params.getTag() == null) {
            addQueryParamIfNotNull(connection, "t", repository);
        } else {
            addQueryParamIfNotNull(connection, "t", repository == null ? null : repository + ':' + params.getTag());
        }
        if (params.getBuildArgs() != null) {
            addQueryParamIfNotNull(connection, "buildargs", URLEncoder.encode(GSON.toJson(params.getBuildArgs()), "UTF-8"));
        }
        final DockerResponse response = connection.request();
        if (OK.getStatusCode() != response.getStatus()) {
            throw getDockerException(response);
        }
        try (InputStream responseStream = response.getInputStream()) {
            JsonMessageReader<ProgressStatus> progressReader = new JsonMessageReader<>(responseStream, ProgressStatus.class);
            // Here do some trick to be able interrupt output streaming process.
            // Current unix socket implementation of DockerConnection doesn't react to interruption.
            // So to be able to close unix socket connection and free resources we use main thread.
            // In case of any exception main thread cancels future and close connection.
            // If Docker connection implementation supports interrupting it will stop streaming on interruption,
            // if not it will be stopped by closure of unix socket
            Future<String> imageIdFuture = executor.submit(() -> {
                ProgressStatus progressStatus;
                while ((progressStatus = progressReader.next()) != null) {
                    if (progressStatus.getError() != null) {
                        String errorMessage = progressStatus.getError();
                        if (errorMessage.matches("Error: image .+ not found")) {
                            throw new ImageNotFoundException(errorMessage);
                        }
                    }
                    final String buildImageId = getBuildImageId(progressStatus);
                    if (buildImageId != null) {
                        return buildImageId;
                    }
                    progressMonitor.updateProgress(progressStatus);
                }
                throw new DockerException("Docker image build failed. Image id not found in build output.", 500);
            });
            return imageIdFuture.get();
        } catch (ExecutionException e) {
            // unwrap exception thrown by task with .getCause()
            if (e.getCause() instanceof ImageNotFoundException) {
                throw new ImageNotFoundException(e.getCause().getLocalizedMessage());
            } else {
                throw new DockerException(e.getCause().getLocalizedMessage(), 500);
            }
        } catch (InterruptedException e) {
            Thread.currentThread().interrupt();
            throw new DockerException("Docker image build was interrupted", 500);
        }
    }
}

Example 4 with DockerException

use of org.eclipse.che.plugin.docker.client.exception.DockerException in project che by eclipse.

the class DockerConnector method push.

/**
     * Push docker image to the registry.
     *
     * @param progressMonitor
     *         ProgressMonitor for images pushing process
     * @return digest of just pushed image
     * @throws IOException
     *          when a problem occurs with docker api calls
     */
public String push(final PushParams params, final ProgressMonitor progressMonitor) throws IOException {
    final String fullRepo = params.getFullRepo();
    try (DockerConnection connection = connectionFactory.openConnection(dockerDaemonUri).method("POST").path(apiVersionPathPrefix + "/images/" + fullRepo + "/push").header("X-Registry-Auth", authResolver.getXRegistryAuthHeaderValue(params.getRegistry(), params.getAuthConfigs()))) {
        addQueryParamIfNotNull(connection, "tag", params.getTag());
        final DockerResponse response = connection.request();
        if (OK.getStatusCode() != response.getStatus()) {
            throw getDockerException(response);
        }
        try (InputStream responseStream = response.getInputStream()) {
            JsonMessageReader<ProgressStatus> progressReader = new JsonMessageReader<>(responseStream, ProgressStatus.class);
            // Here do some trick to be able interrupt output streaming process.
            // Current unix socket implementation of DockerConnection doesn't react to interruption.
            // So to be able to close unix socket connection and free resources we use main thread.
            // In case of any exception main thread cancels future and close connection.
            // If Docker connection implementation supports interrupting it will stop streaming on interruption,
            // if not it will be stopped by closure of unix socket
            Future<String> digestFuture = executor.submit(() -> {
                String digestPrefix = firstNonNull(params.getTag(), "latest") + ": digest: ";
                ProgressStatus progressStatus;
                while ((progressStatus = progressReader.next()) != null) {
                    progressMonitor.updateProgress(progressStatus);
                    if (progressStatus.getError() != null) {
                        throw new DockerException(progressStatus.getError(), 500);
                    }
                    String status = progressStatus.getStatus();
                    // latest: digest: sha256:9a70e6222ded459fde37c56af23887467c512628eb8e78c901f3390e49a800a0 size: 62189
                    if (status != null && status.startsWith(digestPrefix)) {
                        return status.substring(digestPrefix.length(), status.indexOf(" ", digestPrefix.length()));
                    }
                }
                LOG.error("Docker image {}:{} was successfully pushed, but its digest wasn't obtained", fullRepo, firstNonNull(params.getTag(), "latest"));
                throw new DockerException("Docker push response doesn't contain image digest", 500);
            });
            return digestFuture.get();
        } catch (ExecutionException e) {
            // unwrap exception thrown by task with .getCause()
            throw new DockerException("Docker image pushing failed. Cause: " + e.getCause().getLocalizedMessage(), 500);
        } catch (InterruptedException e) {
            Thread.currentThread().interrupt();
            throw new DockerException("Docker image pushing was interrupted", 500);
        }
    }
}