Examples with StaticRepository io.fabric8.agent.repository.StaticRepository used on opensource projects

Example 1 with StaticRepository

use of io.fabric8.agent.repository.StaticRepository in project fabric8 by jboss-fuse.

the class Agent method provision.

public void provision(Map<String, Feature> allFeatures, Set<String> features, Set<String> bundles, Set<String> reqs, Set<String> overrides, Set<String> optionals, Map<String, Map<VersionRange, Map<String, String>>> metadata) throws Exception {
    Callable<Map<String, Resource>> res = loadResources(manager, metadata, optionals);
    // TODO: requirements should be able to be assigned to a region
    Map<String, Set<String>> requirements = new HashMap<>();
    for (String feature : features) {
        addToMapSet(requirements, ROOT_REGION, "feature:" + feature);
    }
    for (String bundle : bundles) {
        addToMapSet(requirements, ROOT_REGION, "bundle:" + bundle);
    }
    for (String req : reqs) {
        addToMapSet(requirements, ROOT_REGION, "req:" + req);
    }
    Deployer.DeploymentRequest request = new Deployer.DeploymentRequest();
    request.updateSnaphots = updateSnaphots;
    request.bundleUpdateRange = bundleUpdateRange;
    request.featureResolutionRange = featureResolutionRange;
    request.globalRepository = new StaticRepository(res.call().values());
    request.overrides = overrides;
    request.requirements = requirements;
    request.stateChanges = Collections.emptyMap();
    request.options = options;
    request.metadata = metadata;
    request.bundleStartTimeout = bundleStartTimeout;
    Deployer.DeploymentState dstate = new Deployer.DeploymentState();
    // Service bundle
    dstate.serviceBundle = serviceBundle;
    // Start level
    FrameworkStartLevel fsl = systemBundleContext.getBundle().adapt(FrameworkStartLevel.class);
    dstate.initialBundleStartLevel = fsl.getInitialBundleStartLevel();
    dstate.currentStartLevel = fsl.getStartLevel();
    // Bundles
    dstate.bundles = new HashMap<>();
    for (Bundle bundle : systemBundleContext.getBundles()) {
        dstate.bundles.put(bundle.getBundleId(), bundle);
    }
    // Features
    dstate.features = allFeatures;
    // Region -> bundles mapping
    // Region -> policy mapping
    dstate.bundlesPerRegion = new HashMap<>();
    dstate.filtersPerRegion = new HashMap<>();
    if (digraph == null) {
        for (Long id : dstate.bundles.keySet()) {
            addToMapSet(dstate.bundlesPerRegion, ROOT_REGION, id);
        }
    } else {
        RegionDigraph clone = digraph.copy();
        for (Region region : clone.getRegions()) {
            // Get bundles
            dstate.bundlesPerRegion.put(region.getName(), new HashSet<>(region.getBundleIds()));
            // Get policies
            Map<String, Map<String, Set<String>>> edges = new HashMap<>();
            for (RegionDigraph.FilteredRegion fr : clone.getEdges(region)) {
                Map<String, Set<String>> policy = new HashMap<>();
                Map<String, Collection<String>> current = fr.getFilter().getSharingPolicy();
                for (String ns : current.keySet()) {
                    for (String f : current.get(ns)) {
                        addToMapSet(policy, ns, f);
                    }
                }
                edges.put(fr.getRegion().getName(), policy);
            }
            dstate.filtersPerRegion.put(region.getName(), edges);
        }
    }
    final State state = new State();
    try {
        storage.load(state);
    } catch (IOException e) {
        LOGGER.warn("Error loading agent state", e);
    }
    if (state.managedBundles.isEmpty()) {
        for (Bundle b : systemBundleContext.getBundles()) {
            if (b.getBundleId() != 0) {
                addToMapSet(state.managedBundles, ROOT_REGION, b.getBundleId());
            }
        }
    }
    // corresponding jar url and use that one to compute the checksum of the bundle.
    for (Map.Entry<Long, Bundle> entry : dstate.bundles.entrySet()) {
        long id = entry.getKey();
        Bundle bundle = entry.getValue();
        if (id > 0 && isUpdateable(bundle) && !state.bundleChecksums.containsKey(id)) {
            try {
                URL url = bundle.getResource("META-INF/MANIFEST.MF");
                URLConnection con = url.openConnection();
                Method method = con.getClass().getDeclaredMethod("getLocalURL");
                method.setAccessible(true);
                String jarUrl = ((URL) method.invoke(con)).toExternalForm();
                if (jarUrl.startsWith("jar:")) {
                    String jar = jarUrl.substring("jar:".length(), jarUrl.indexOf("!/"));
                    jar = new URL(jar).getFile();
                    long checksum = ChecksumUtils.checksumFile(new File(jar));
                    state.bundleChecksums.put(id, checksum);
                }
            } catch (Throwable t) {
                LOGGER.debug("Error calculating checksum for bundle: %s", bundle, t);
            }
        }
    }
    dstate.state = state;
    Set<String> prereqs = new HashSet<>();
    while (true) {
        try {
            Deployer.DeployCallback callback = new BaseDeployCallback() {

                @Override
                public void phase(String message) {
                    Agent.this.updateStatus(message);
                }

                @Override
                public void saveState(State newState) {
                    state.replace(newState);
                    try {
                        Agent.this.saveState(newState);
                    } catch (IOException e) {
                        LOGGER.warn("Error storing agent state", e);
                    }
                }

                @Override
                public void provisionList(Set<Resource> resources) {
                    Agent.this.provisionList(resources);
                }

                @Override
                public void restoreConfigAdminIfNeeded() {
                    if (configInstaller != null) {
                        configInstaller.restoreConfigAdminIfNeeded();
                    }
                }

                @Override
                public boolean done(boolean agentStarted, List<String> urls) {
                    return Agent.this.done(agentStarted, urls);
                }
            };
            // FABRIC-790, FABRIC-981 - wait for ProfileUrlHandler before attempting to load bundles (in subsystem.resolve())
            // (which may be the case with bundle.xxx=blueprint:profile:xxx URLs in io.fabric8.agent PID)
            // https://developer.jboss.org/message/920681 - 30 seconds is too low sometimes
            // there was "url.handler.timeouts" option for agent, but it was removed during migration to karaf 4.x resolver
            // LOGGER.debug("Waiting for ProfileUrlHandler");
            // awaitService(URLStreamHandlerService.class, "(url.handler.protocol=profile)", 30, TimeUnit.SECONDS);
            // LOGGER.debug("Waiting for ProfileUrlHandler finished");
            Deployer deployer = new Deployer(manager, callback);
            deployer.setDeploymentAgentId(deploymentAgentId);
            deployer.deploy(dstate, request);
            break;
        } catch (Deployer.PartialDeploymentException e) {
            if (!prereqs.containsAll(e.getMissing())) {
                prereqs.addAll(e.getMissing());
            } else {
                throw new Exception("Deployment aborted due to loop in missing prerequisites: " + e.getMissing());
            }
        }
    }
}