Examples with Watch io.fabric8.kubernetes.client.Watch used on opensource projects

Example 6 with Watch

use of io.fabric8.kubernetes.client.Watch in project fabric8-maven-plugin by fabric8io.

the class PortForwardService method getNewestPod.

private Pod getNewestPod(LabelSelector selector) {
    FilterWatchListDeletable<Pod, PodList, Boolean, Watch, Watcher<Pod>> pods = KubernetesClientUtil.withSelector(kubernetes.pods(), selector, log);
    PodList list = pods.list();
    if (list != null) {
        List<Pod> items = list.getItems();
        return getNewestPod(items);
    }
    return null;
}

Example 7 with Watch

use of io.fabric8.kubernetes.client.Watch in project fabric8-maven-plugin by fabric8io.

the class OpenshiftBuildService method waitForOpenShiftBuildToComplete.

private void waitForOpenShiftBuildToComplete(OpenShiftClient client, Build build) throws MojoExecutionException, InterruptedException {
    final CountDownLatch latch = new CountDownLatch(1);
    final CountDownLatch logTerminateLatch = new CountDownLatch(1);
    final String buildName = KubernetesHelper.getName(build);
    final AtomicReference<Build> buildHolder = new AtomicReference<>();
    // Don't query for logs directly, Watch over the build pod:
    waitUntilPodIsReady(buildName + "-build", 20, log);
    log.info("Waiting for build " + buildName + " to complete...");
    try (LogWatch logWatch = client.pods().withName(buildName + "-build").watchLog()) {
        KubernetesClientUtil.printLogsAsync(logWatch, "Failed to tail build log", logTerminateLatch, log);
        Watcher<Build> buildWatcher = getBuildWatcher(latch, buildName, buildHolder);
        try (Watch watcher = client.builds().withName(buildName).watch(buildWatcher)) {
            // Check if the build is already finished to avoid waiting indefinitely
            Build lastBuild = client.builds().withName(buildName).get();
            String lastStatus = KubernetesResourceUtil.getBuildStatusPhase(lastBuild);
            if (Builds.isFinished(lastStatus)) {
                log.debug("Build %s is already finished", buildName);
                buildHolder.set(lastBuild);
                latch.countDown();
            }
            waitUntilBuildFinished(latch);
            logTerminateLatch.countDown();
            build = buildHolder.get();
            String status = KubernetesResourceUtil.getBuildStatusPhase(build);
            if (Builds.isFailed(status) || Builds.isCancelled(status)) {
                throw new MojoExecutionException("OpenShift Build " + buildName + ": " + KubernetesResourceUtil.getBuildStatusReason(build));
            }
            log.info("Build " + buildName + " " + status);
        }
    }
}

Example 8 with Watch

use of io.fabric8.kubernetes.client.Watch in project fabric8-maven-plugin by fabric8io.

the class WatcherManager method watch.

public static void watch(List<ImageConfiguration> ret, Set<HasMetadata> resources, WatcherContext watcherCtx) throws Exception {
    PluginServiceFactory<WatcherContext> pluginFactory = watcherCtx.isUseProjectClasspath() ? new PluginServiceFactory<>(watcherCtx, ClassUtil.createProjectClassLoader(watcherCtx.getProject(), watcherCtx.getLogger())) : new PluginServiceFactory<>(watcherCtx);
    boolean isOpenshift = KubernetesHelper.isOpenShift(watcherCtx.getKubernetesClient());
    PlatformMode mode = isOpenshift ? PlatformMode.openshift : PlatformMode.kubernetes;
    List<Watcher> watchers = pluginFactory.createServiceObjects("META-INF/fabric8/watcher-default", "META-INF/fabric8/fabric8-watcher-default", "META-INF/fabric8/watcher", "META-INF/fabric8-watcher");
    ProcessorConfig config = watcherCtx.getConfig();
    Logger log = watcherCtx.getLogger();
    List<Watcher> usableWatchers = config.prepareProcessors(watchers, "watcher");
    log.verbose("Watchers:");
    Watcher chosen = null;
    for (Watcher watcher : usableWatchers) {
        if (watcher.isApplicable(ret, resources, mode)) {
            if (chosen == null) {
                log.verbose(" - %s [selected]", watcher.getName());
                chosen = watcher;
            } else {
                log.verbose(" - %s", watcher.getName());
            }
        } else {
            log.verbose(" - %s [not applicable]", watcher.getName());
        }
    }
    if (chosen == null) {
        throw new IllegalStateException("No watchers can be used for the current project");
    }
    log.info("Running watcher %s", chosen.getName());
    chosen.watch(ret, resources, mode);
}

Example 9 with Watch

use of io.fabric8.kubernetes.client.Watch in project fabric8-maven-plugin by fabric8io.

the class WatchMojo method customizeConfig.

@Override
public List<ImageConfiguration> customizeConfig(List<ImageConfiguration> configs) {
    try {
        Fabric8ServiceHub serviceHub = getFabric8ServiceHub();
        GeneratorContext ctx = new GeneratorContext.Builder().config(extractGeneratorConfig()).project(project).session(session).goalFinder(goalFinder).goalName("fabric8:watch").logger(log).mode(mode).strategy(buildStrategy).useProjectClasspath(useProjectClasspath).artifactResolver(serviceHub.getArtifactResolverService()).build();
        return GeneratorManager.generate(configs, ctx, false);
    } catch (MojoExecutionException e) {
        throw new IllegalArgumentException("Cannot extract generator config: " + e, e);
    }
}

Example 10 with Watch

use of io.fabric8.kubernetes.client.Watch in project fabric8-maven-plugin by fabric8io.

the class SpringBootWatcher method watch.

@Override
public void watch(List<ImageConfiguration> configs, Set<HasMetadata> resources, PlatformMode mode) throws Exception {
    KubernetesClient kubernetes = getContext().getKubernetesClient();
    PodLogService.PodLogServiceContext logContext = new PodLogService.PodLogServiceContext.Builder().log(log).newPodLog(getContext().getNewPodLogger()).oldPodLog(getContext().getOldPodLogger()).build();
    new PodLogService(logContext).tailAppPodsLogs(kubernetes, getContext().getNamespace(), resources, false, null, true, null, false);
    String url = getServiceExposeUrl(kubernetes, resources);
    if (url == null) {
        url = getPortForwardUrl(resources);
    }
    if (url != null) {
        runRemoteSpringApplication(url);
    } else {
        throw new IllegalStateException("Unable to open a channel to the remote pod.");
    }
}