Examples with Resource org.osgi.resource.Resource used on opensource projects

Example 21 with Resource

use of org.osgi.resource.Resource in project aries by apache.

the class SubsystemTest method assertConstituent.

protected Resource assertConstituent(Subsystem subsystem, String symbolicName, Version version, String type) {
    Resource constituent = getConstituent(subsystem, symbolicName, version, type);
    assertNotNull("Constituent not found: " + symbolicName + ';' + version + ';' + type, constituent);
    return constituent;
}

Example 22 with Resource

use of org.osgi.resource.Resource in project karaf by apache.

the class Deployer method computeBundlesToRefresh.

private static void computeBundlesToRefresh(Map<Bundle, String> toRefresh, Collection<Bundle> bundles, Map<Resource, Bundle> resources, Map<Resource, List<Wire>> resolution) {
    // Compute the new list of fragments
    Map<Bundle, Set<Resource>> newFragments = new HashMap<>();
    for (Bundle bundle : bundles) {
        newFragments.put(bundle, new HashSet<>());
    }
    if (resolution != null) {
        for (Resource res : resolution.keySet()) {
            for (Wire wire : resolution.get(res)) {
                if (HOST_NAMESPACE.equals(wire.getCapability().getNamespace())) {
                    Bundle bundle;
                    if (wire.getProvider() instanceof BundleRevision) {
                        bundle = ((BundleRevision) wire.getProvider()).getBundle();
                    } else {
                        bundle = resources.get(wire.getProvider());
                    }
                    if (bundle != null) {
                        Bundle b = resources.get(wire.getRequirer());
                        Resource r = b != null ? b.adapt(BundleRevision.class) : wire.getRequirer();
                        newFragments.get(bundle).add(r);
                    }
                }
            }
        }
    }
    // Main loop
    int size;
    Map<Bundle, Resource> bndToRes = new HashMap<>();
    for (Map.Entry<Resource, Bundle> entry : resources.entrySet()) {
        bndToRes.put(entry.getValue(), entry.getKey());
    }
    do {
        size = toRefresh.size();
        main: for (Bundle bundle : bundles) {
            Resource resource = bndToRes.get(bundle);
            // This bundle is not managed
            if (resource == null) {
                resource = bundle.adapt(BundleRevision.class);
            }
            // Continue if we already know about this bundle
            if (toRefresh.containsKey(bundle)) {
                continue;
            }
            // Ignore non resolved bundle
            BundleWiring wiring = bundle.adapt(BundleWiring.class);
            if (wiring == null) {
                continue;
            }
            // Ignore bundles that won't be wired
            List<Wire> newWires = resolution != null ? resolution.get(resource) : null;
            if (newWires == null) {
                continue;
            }
            // Check if this bundle is a host and its fragments changed
            Set<Resource> oldFragments = new HashSet<>();
            for (BundleWire wire : wiring.getProvidedWires(null)) {
                if (HOST_NAMESPACE.equals(wire.getCapability().getNamespace())) {
                    oldFragments.add(wire.getRequirer());
                }
            }
            if (!oldFragments.containsAll(newFragments.get(bundle))) {
                toRefresh.put(bundle, "Attached fragments changed: " + new ArrayList<>(newFragments.get(bundle)));
                break;
            }
            // Compare the old and new resolutions
            Set<Resource> wiredBundles = new HashSet<>();
            for (BundleWire wire : wiring.getRequiredWires(null)) {
                BundleRevision rev = wire.getProvider();
                Bundle provider = rev.getBundle();
                if (toRefresh.containsKey(provider)) {
                    // The bundle is wired to a bundle being refreshed,
                    // so we need to refresh it too
                    toRefresh.put(bundle, "Wired to " + provider.getSymbolicName() + "/" + provider.getVersion() + " which is being refreshed");
                    continue main;
                }
                Resource res = bndToRes.get(provider);
                wiredBundles.add(res != null ? res : rev);
            }
            Map<Resource, Requirement> wiredResources = new HashMap<>();
            for (Wire wire : newWires) {
                // Handle only packages, hosts, and required bundles
                String namespace = wire.getRequirement().getNamespace();
                if (!namespace.equals(BundleNamespace.BUNDLE_NAMESPACE) && !namespace.equals(PackageNamespace.PACKAGE_NAMESPACE) && !namespace.equals(HostNamespace.HOST_NAMESPACE)) {
                    continue;
                }
                // Ignore non-resolution time requirements
                String effective = wire.getRequirement().getDirectives().get(Namespace.CAPABILITY_EFFECTIVE_DIRECTIVE);
                if (effective != null && !Namespace.EFFECTIVE_RESOLVE.equals(effective)) {
                    continue;
                }
                // Ignore non bundle resources
                if (!isBundle(wire.getProvider())) {
                    continue;
                }
                if (!wiredResources.containsKey(wire.getProvider())) {
                    wiredResources.put(wire.getProvider(), wire.getRequirement());
                }
            }
            if (!wiredBundles.containsAll(wiredResources.keySet())) {
                Map<Resource, Requirement> newResources = new HashMap<>(wiredResources);
                newResources.keySet().removeAll(wiredBundles);
                StringBuilder sb = new StringBuilder();
                sb.append("Should be wired to: ");
                boolean first = true;
                for (Map.Entry<Resource, Requirement> entry : newResources.entrySet()) {
                    if (!first) {
                        sb.append(", ");
                    } else {
                        first = false;
                    }
                    Resource res = entry.getKey();
                    Requirement req = entry.getValue();
                    sb.append(getSymbolicName(res)).append("/").append(getVersion(res));
                    sb.append(" (through ");
                    sb.append(req);
                    sb.append(")");
                }
                toRefresh.put(bundle, sb.toString());
            }
        }
    } while (toRefresh.size() > size);
}

Example 23 with Resource

use of org.osgi.resource.Resource in project karaf by apache.

the class Deployer method deploy.

/**
     * Perform a deployment.
     *
     * @param dstate  deployment state
     * @param request deployment request
     * @throws Exception in case of deployment failure.
     */
public void deploy(DeploymentState dstate, DeploymentRequest request) throws Exception {
    boolean noRefreshUnmanaged = request.options.contains(FeaturesService.Option.NoAutoRefreshUnmanagedBundles);
    boolean noRefreshManaged = request.options.contains(FeaturesService.Option.NoAutoRefreshManagedBundles);
    boolean noRefresh = request.options.contains(FeaturesService.Option.NoAutoRefreshBundles);
    boolean noStart = request.options.contains(FeaturesService.Option.NoAutoStartBundles);
    boolean verbose = request.options.contains(FeaturesService.Option.Verbose);
    boolean simulate = request.options.contains(FeaturesService.Option.Simulate);
    boolean noManageBundles = request.options.contains(FeaturesService.Option.NoAutoManageBundles);
    boolean showWiring = request.options.contains(FeaturesService.Option.DisplayFeaturesWiring) || request.options.contains(FeaturesService.Option.DisplayAllWiring);
    boolean showFeaturesWiringOnly = request.options.contains(FeaturesService.Option.DisplayFeaturesWiring) && !request.options.contains(FeaturesService.Option.DisplayAllWiring);
    // TODO: add an option to unmanage bundles instead of uninstalling those
    Map<String, Set<Long>> managedBundles = copy(dstate.state.managedBundles);
    Map<String, Set<Bundle>> unmanagedBundles = apply(diff(dstate.bundlesPerRegion, dstate.state.managedBundles), map(dstate.bundles));
    // Resolve
    SubsystemResolver resolver = new SubsystemResolver(this.resolver, manager);
    resolver.prepare(dstate.features.values(), request.requirements, apply(unmanagedBundles, adapt(BundleRevision.class)));
    Set<String> prereqs = resolver.collectPrerequisites();
    if (!prereqs.isEmpty()) {
        for (Iterator<String> iterator = prereqs.iterator(); iterator.hasNext(); ) {
            String prereq = iterator.next();
            String[] parts = prereq.split("/");
            String name = parts[0];
            String version = parts[1];
            VersionRange range = getRange(version, request.featureResolutionRange);
            boolean found = false;
            for (Set<String> featureSet : dstate.state.installedFeatures.values()) {
                for (String feature : featureSet) {
                    String[] p = feature.split("/");
                    found = name.equals(p[0]) && range.contains(VersionTable.getVersion(p[1]));
                    if (found) {
                        break;
                    }
                }
                if (found) {
                    break;
                }
            }
            if (found) {
                iterator.remove();
            }
        }
    }
    if (!prereqs.isEmpty()) {
        if (request.requirements.get(ROOT_REGION).containsAll(prereqs)) {
            throw new CircularPrerequisiteException(prereqs);
        }
        DeploymentRequest newRequest = new DeploymentRequest();
        newRequest.bundleUpdateRange = request.bundleUpdateRange;
        newRequest.featureResolutionRange = request.featureResolutionRange;
        newRequest.serviceRequirements = request.serviceRequirements;
        newRequest.globalRepository = request.globalRepository;
        newRequest.options = request.options;
        newRequest.overrides = request.overrides;
        newRequest.requirements = copy(dstate.state.requirements);
        for (String prereq : prereqs) {
            addToMapSet(newRequest.requirements, ROOT_REGION, prereq);
        }
        newRequest.stateChanges = Collections.emptyMap();
        newRequest.updateSnaphots = request.updateSnaphots;
        deploy(dstate, newRequest);
        throw new PartialDeploymentException(prereqs);
    }
    resolver.resolve(request.overrides, request.featureResolutionRange, request.serviceRequirements, request.globalRepository, request.outputFile);
    Map<String, StreamProvider> providers = resolver.getProviders();
    Map<String, Set<Resource>> featuresPerRegion = resolver.getFeaturesPerRegions();
    Map<String, Set<String>> installedFeatures = apply(featuresPerRegion, featureId());
    Map<String, Set<String>> newFeatures = diff(installedFeatures, dstate.state.installedFeatures);
    Map<String, Set<String>> delFeatures = diff(dstate.state.installedFeatures, installedFeatures);
    //
    // Compute requested features state
    //
    Map<String, Map<String, String>> stateFeatures = copy(dstate.state.stateFeatures);
    for (Map.Entry<String, Set<String>> entry : delFeatures.entrySet()) {
        Map<String, String> map = stateFeatures.get(entry.getKey());
        if (map != null) {
            map.keySet().removeAll(entry.getValue());
            if (map.isEmpty()) {
                stateFeatures.remove(entry.getKey());
            }
        }
    }
    for (Map.Entry<String, Map<String, FeatureState>> entry1 : request.stateChanges.entrySet()) {
        String region = entry1.getKey();
        Map<String, String> regionStates = stateFeatures.get(region);
        if (regionStates != null) {
            for (Map.Entry<String, FeatureState> entry2 : entry1.getValue().entrySet()) {
                String feature = entry2.getKey();
                if (regionStates.containsKey(feature)) {
                    regionStates.put(feature, entry2.getValue().name());
                }
            }
        }
    }
    for (Map.Entry<String, Set<String>> entry : newFeatures.entrySet()) {
        for (String feature : entry.getValue()) {
            Map<String, String> map = stateFeatures.computeIfAbsent(entry.getKey(), k -> new HashMap<>());
            map.put(feature, noStart ? FeatureState.Installed.name() : FeatureState.Started.name());
        }
    }
    // Compute information for each bundle
    Map<String, Map<String, BundleInfo>> bundleInfos = resolver.getBundleInfos();
    //
    // Compute deployment
    //
    Deployer.Deployment deployment = computeDeployment(dstate, request, resolver);
    //
    // Compute the set of bundles to refresh
    //
    // sort is only used for display
    Map<Bundle, String> toRefresh = new TreeMap<>(new BundleComparator());
    for (Deployer.RegionDeployment regionDeployment : deployment.regions.values()) {
        for (Bundle b : regionDeployment.toDelete) {
            toRefresh.put(b, "Bundle will be uninstalled");
        }
        for (Bundle b : regionDeployment.toUpdate.keySet()) {
            toRefresh.put(b, "Bundle will be updated");
        }
    }
    if (!noRefreshManaged) {
        computeBundlesToRefresh(toRefresh, dstate.bundles.values(), deployment.resToBnd, resolver.getWiring());
    }
    if (noRefreshUnmanaged) {
        toRefresh.keySet().removeAll(flatten(unmanagedBundles));
    }
    // Automatically turn unmanaged bundles into managed bundles
    // if they are required by a feature and no other unmanaged
    // bundles have a requirement on it
    // sort is only used for display
    Set<Bundle> toManage = new TreeSet<>(new BundleComparator());
    if (!noManageBundles) {
        Set<Resource> features = resolver.getFeatures().keySet();
        Set<? extends Resource> unmanaged = apply(flatten(unmanagedBundles), adapt(BundleRevision.class));
        Set<Resource> requested = new HashSet<>();
        // Gather bundles required by a feature
        if (resolver != null && resolver.getWiring() != null) {
            for (List<Wire> wires : resolver.getWiring().values()) {
                for (Wire wire : wires) {
                    if (features.contains(wire.getRequirer()) && unmanaged.contains(wire.getProvider())) {
                        requested.add(wire.getProvider());
                    }
                }
            }
        }
        // Now, we know which bundles are completely unmanaged
        unmanaged.removeAll(requested);
        // Check if bundles have wires from really unmanaged bundles
        if (resolver != null && resolver.getWiring() != null) {
            for (List<Wire> wires : resolver.getWiring().values()) {
                for (Wire wire : wires) {
                    if (requested.contains(wire.getProvider()) && unmanaged.contains(wire.getRequirer())) {
                        requested.remove(wire.getProvider());
                    }
                }
            }
        }
        if (!requested.isEmpty()) {
            Map<Long, String> bundleToRegion = new HashMap<>();
            for (Map.Entry<String, Set<Long>> entry : dstate.bundlesPerRegion.entrySet()) {
                for (long id : entry.getValue()) {
                    bundleToRegion.put(id, entry.getKey());
                }
            }
            for (Resource rev : requested) {
                Bundle bundle = ((BundleRevision) rev).getBundle();
                long id = bundle.getBundleId();
                addToMapSet(managedBundles, bundleToRegion.get(id), id);
                toManage.add(bundle);
            }
        }
    }
    Set<Bundle> toStart = new HashSet<>();
    Set<Bundle> toResolve = new HashSet<>();
    Set<Bundle> toStop = new HashSet<>();
    //
    // Compute bundle states
    //
    Map<Resource, FeatureState> states = new HashMap<>();
    // Find all features state
    Map<Resource, FeatureState> featuresState = new HashMap<>();
    Map<Resource, Set<Resource>> conditionals = new HashMap<>();
    for (Map.Entry<String, Set<Resource>> entry : resolver.getFeaturesPerRegions().entrySet()) {
        String region = entry.getKey();
        Map<String, String> fss = stateFeatures.get(region);
        for (Resource feature : entry.getValue()) {
            Set<Resource> conditions = new HashSet<>();
            for (Wire wire : resolver.getWiring().get(feature)) {
                if (IDENTITY_NAMESPACE.equals(wire.getRequirement().getNamespace()) && FeatureResource.CONDITIONAL_TRUE.equals(wire.getRequirement().getDirectives().get(FeatureResource.REQUIREMENT_CONDITIONAL_DIRECTIVE))) {
                    conditions.add(wire.getProvider());
                }
            }
            if (conditions.isEmpty()) {
                String fs = fss.get(getFeatureId(feature));
                featuresState.put(feature, FeatureState.valueOf(fs));
            } else {
                conditionals.put(feature, conditions);
            }
        }
    }
    // Compute conditional features state
    for (Resource feature : conditionals.keySet()) {
        FeatureState state = null;
        for (Resource cond : conditionals.get(feature)) {
            FeatureState s = featuresState.get(cond);
            if (state == null) {
                state = s;
            } else if (state == FeatureState.Started && s == FeatureState.Resolved) {
                state = FeatureState.Resolved;
            }
        }
        featuresState.put(feature, state);
    }
    // Propagate Resolved state
    for (Resource feature : featuresState.keySet()) {
        if (featuresState.get(feature) == FeatureState.Resolved) {
            propagateState(states, feature, FeatureState.Resolved, resolver);
        }
    }
    // Propagate Started state
    for (Resource feature : featuresState.keySet()) {
        if (featuresState.get(feature) == FeatureState.Started) {
            propagateState(states, feature, FeatureState.Started, resolver);
        }
    }
    // Put default Started state for other bundles if start attribute is true
    for (Resource resource : resolver.getBundles().keySet()) {
        BundleInfo bundleInfo = null;
        for (Map.Entry<String, Map<String, BundleInfo>> bis : resolver.getBundleInfos().entrySet()) {
            bundleInfo = bis.getValue().get(getUri(resource));
        }
        Bundle bundle = deployment.resToBnd.get(resource);
        if (bundle == null) {
            // we are using bundleInfo and start flag
            if (bundleInfo != null && bundleInfo.isStart()) {
                states.put(resource, FeatureState.Started);
            } else {
                states.put(resource, FeatureState.Resolved);
            }
        } else {
            // if the bundle is already there, just ignore changing state by feature
            states.remove(resource);
        }
    }
    // Only keep bundles resources
    states.keySet().retainAll(resolver.getBundles().keySet());
    //
    for (Map.Entry<Resource, FeatureState> entry : states.entrySet()) {
        Bundle bundle = deployment.resToBnd.get(entry.getKey());
        if (bundle != null) {
            switch(entry.getValue()) {
                case Started:
                    toResolve.add(bundle);
                    toStart.add(bundle);
                    break;
                case Resolved:
                    toResolve.add(bundle);
                    toStop.add(bundle);
                    break;
            }
        }
    }
    //
    // Compute bundle all start levels and start levels to update
    //
    Map<Resource, Integer> startLevels = new HashMap<>();
    Map<Bundle, Integer> toUpdateStartLevel = new HashMap<>();
    for (Map.Entry<String, Set<Resource>> entry : resolver.getBundlesPerRegions().entrySet()) {
        String region = entry.getKey();
        for (Resource resource : entry.getValue()) {
            BundleInfo bi = bundleInfos.get(region).get(getUri(resource));
            if (bi != null) {
                int sl = bi.getStartLevel() > 0 ? bi.getStartLevel() : dstate.initialBundleStartLevel;
                startLevels.put(resource, sl);
                Bundle bundle = deployment.resToBnd.get(resource);
                if (bundle != null) {
                    int curSl = bundle.adapt(BundleStartLevel.class).getStartLevel();
                    if (sl != curSl) {
                        toUpdateStartLevel.put(bundle, sl);
                        if (sl > dstate.currentStartLevel) {
                            toStop.add(bundle);
                        }
                    }
                }
            }
        }
    }
    //
    if (showWiring) {
        logWiring(resolver.getWiring(), showFeaturesWiringOnly);
    }
    //
    // Log deployment
    //
    logDeployment(deployment, verbose);
    if (simulate) {
        if (!noRefresh && !toRefresh.isEmpty()) {
            print("  Bundles to refresh:", verbose);
            for (Map.Entry<Bundle, String> entry : toRefresh.entrySet()) {
                Bundle bundle = entry.getKey();
                print("    " + bundle.getSymbolicName() + "/" + bundle.getVersion() + " (" + entry.getValue() + ")", verbose);
            }
        }
        if (!toManage.isEmpty()) {
            print("  Managing bundle:", verbose);
            for (Bundle bundle : toManage) {
                print("    " + bundle.getSymbolicName() + "/" + bundle.getVersion(), verbose);
            }
        }
        return;
    }
    //
    // Execute deployment
    //
    // #1: stop bundles that needs to be updated or uninstalled in order
    // #2: uninstall needed bundles
    // #3: update regions
    // #4: update bundles
    // #5: install bundles
    // #6: save state
    // #7: install configuration
    // #8: refresh bundles
    // #9: start bundles in order
    // #10: send events
    //
    Bundle serviceBundle = dstate.serviceBundle;
    //
    // Handle updates on the FeaturesService bundle
    //
    Deployer.RegionDeployment rootRegionDeployment = deployment.regions.get(ROOT_REGION);
    // We don't support uninstalling the bundle
    if (rootRegionDeployment != null && rootRegionDeployment.toDelete.contains(serviceBundle)) {
        throw new UnsupportedOperationException("Uninstalling the FeaturesService bundle is not supported");
    }
    // When restarting, the resolution will be attempted again
    if (rootRegionDeployment != null && rootRegionDeployment.toUpdate.containsKey(serviceBundle)) {
        callback.persistResolveRequest(request);
        // save the new checksum persistently
        if (deployment.bundleChecksums.containsKey(serviceBundle.getBundleId())) {
            State state = dstate.state.copy();
            state.bundleChecksums.put(serviceBundle.getBundleId(), deployment.bundleChecksums.get(serviceBundle.getBundleId()));
            callback.saveState(state);
        }
        Resource resource = rootRegionDeployment.toUpdate.get(serviceBundle);
        String uri = getUri(resource);
        print("The FeaturesService bundle needs is being updated with " + uri, verbose);
        toRefresh.clear();
        toRefresh.put(serviceBundle, "FeaturesService bundle is being updated");
        computeBundlesToRefresh(toRefresh, dstate.bundles.values(), Collections.emptyMap(), Collections.emptyMap());
        installSupport.stopBundle(serviceBundle, STOP_TRANSIENT);
        try (InputStream is = getBundleInputStream(resource, providers)) {
            installSupport.updateBundle(serviceBundle, uri, is);
        }
        installSupport.refreshPackages(toRefresh.keySet());
        installSupport.startBundle(serviceBundle);
        return;
    }
    callback.callListeners(DeploymentEvent.DEPLOYMENT_STARTED);
    //
    for (Deployer.RegionDeployment regionDeployment : deployment.regions.values()) {
        toStop.addAll(regionDeployment.toUpdate.keySet());
        toStop.addAll(regionDeployment.toDelete);
    }
    removeFragmentsAndBundlesInState(toStop, UNINSTALLED | RESOLVED | STOPPING);
    if (!toStop.isEmpty()) {
        print("Stopping bundles:", verbose);
        while (!toStop.isEmpty()) {
            List<Bundle> bs = getBundlesToStop(toStop);
            for (Bundle bundle : bs) {
                print("  " + bundle.getSymbolicName() + "/" + bundle.getVersion(), verbose);
                // If the bundle start level will be changed, stop it persistently to
                // avoid a restart when the start level is actually changed
                installSupport.stopBundle(bundle, toUpdateStartLevel.containsKey(bundle) ? 0 : STOP_TRANSIENT);
                toStop.remove(bundle);
            }
        }
    }
    //
    // Delete bundles
    //
    boolean hasToDelete = false;
    for (Deployer.RegionDeployment regionDeployment : deployment.regions.values()) {
        if (hasToDelete = !regionDeployment.toDelete.isEmpty()) {
            break;
        }
    }
    if (hasToDelete) {
        print("Uninstalling bundles:", verbose);
        for (Map.Entry<String, Deployer.RegionDeployment> entry : deployment.regions.entrySet()) {
            String name = entry.getKey();
            Deployer.RegionDeployment regionDeployment = entry.getValue();
            for (Bundle bundle : regionDeployment.toDelete) {
                print("  " + bundle.getSymbolicName() + "/" + bundle.getVersion(), verbose);
                installSupport.uninstall(bundle);
                removeFromMapSet(managedBundles, name, bundle.getBundleId());
            }
        }
    }
    //
    // Update regions
    //
    {
        // Add bundles
        Map<String, Set<Long>> bundles = new HashMap<>();
        add(bundles, apply(unmanagedBundles, bundleId()));
        add(bundles, managedBundles);
        // Compute policies
        RegionDigraph computedDigraph = resolver.getFlatDigraph();
        Map<String, Map<String, Map<String, Set<String>>>> policies = copy(dstate.filtersPerRegion);
        // Only keep regions which still have bundles
        policies.keySet().retainAll(bundles.keySet());
        // Fix broken filters
        for (String name : policies.keySet()) {
            policies.get(name).keySet().retainAll(policies.keySet());
        }
        // Update managed regions
        for (Region computedRegion : computedDigraph.getRegions()) {
            String name = computedRegion.getName();
            Map<String, Map<String, Set<String>>> policy = policies.computeIfAbsent(name, k -> new HashMap<>());
            for (RegionDigraph.FilteredRegion fr : computedRegion.getEdges()) {
                String r2 = fr.getRegion().getName();
                Map<String, Set<String>> filters = new HashMap<>();
                Map<String, Collection<String>> current = fr.getFilter().getSharingPolicy();
                for (String ns : current.keySet()) {
                    for (String f : current.get(ns)) {
                        addToMapSet(filters, ns, f);
                    }
                }
                policy.put(r2, filters);
            }
        }
        // Apply all changes
        installSupport.replaceDigraph(policies, bundles);
    }
    //
    // Update bundles
    //
    boolean hasToUpdate = false;
    for (Deployer.RegionDeployment regionDeployment : deployment.regions.values()) {
        if (hasToUpdate = !regionDeployment.toUpdate.isEmpty()) {
            break;
        }
    }
    if (hasToUpdate) {
        print("Updating bundles:", verbose);
        for (Map.Entry<String, Deployer.RegionDeployment> rde : deployment.regions.entrySet()) {
            for (Map.Entry<Bundle, Resource> entry : rde.getValue().toUpdate.entrySet()) {
                Bundle bundle = entry.getKey();
                Resource resource = entry.getValue();
                String uri = getUri(resource);
                print("  " + uri, verbose);
                try (InputStream is = getBundleInputStream(resource, providers)) {
                    installSupport.updateBundle(bundle, uri, is);
                }
                toStart.add(bundle);
            }
        }
    }
    //
    for (Map.Entry<Bundle, Integer> entry : toUpdateStartLevel.entrySet()) {
        Bundle bundle = entry.getKey();
        int sl = entry.getValue();
        bundle.adapt(BundleStartLevel.class).setStartLevel(sl);
    }
    //
    // Install bundles
    //
    boolean hasToInstall = false;
    for (Deployer.RegionDeployment regionDeployment : deployment.regions.values()) {
        if (hasToInstall = !regionDeployment.toInstall.isEmpty()) {
            break;
        }
    }
    if (hasToInstall) {
        print("Installing bundles:", verbose);
        Map<Bundle, Integer> customStartLevels = new HashMap<>();
        for (Map.Entry<String, Deployer.RegionDeployment> entry : deployment.regions.entrySet()) {
            String name = entry.getKey();
            Deployer.RegionDeployment regionDeployment = entry.getValue();
            for (Resource resource : regionDeployment.toInstall) {
                String uri = getUri(resource);
                print("  " + uri, verbose);
                Bundle bundle;
                long crc;
                try (ChecksumUtils.CRCInputStream is = new ChecksumUtils.CRCInputStream(getBundleInputStream(resource, providers))) {
                    bundle = installSupport.installBundle(name, uri, is);
                    crc = is.getCRC();
                }
                addToMapSet(managedBundles, name, bundle.getBundleId());
                deployment.resToBnd.put(resource, bundle);
                // save a checksum of installed snapshot bundle
                if (UPDATE_SNAPSHOTS_CRC.equals(request.updateSnaphots) && isUpdateable(resource) && !deployment.bundleChecksums.containsKey(bundle.getBundleId())) {
                    deployment.bundleChecksums.put(bundle.getBundleId(), crc);
                }
                Integer startLevel = startLevels.get(resource);
                if (startLevel != null && startLevel != dstate.initialBundleStartLevel) {
                    customStartLevels.put(bundle, startLevel);
                }
                FeatureState reqState = states.get(resource);
                if (reqState == null) {
                    reqState = FeatureState.Started;
                }
                switch(reqState) {
                    case Started:
                        toResolve.add(bundle);
                        toStart.add(bundle);
                        break;
                    case Resolved:
                        toResolve.add(bundle);
                        break;
                }
            }
        }
        // Set start levels after install to avoid starting before all bundles are installed
        for (Bundle bundle : customStartLevels.keySet()) {
            int startLevel = customStartLevels.get(bundle);
            bundle.adapt(BundleStartLevel.class).setStartLevel(startLevel);
        }
    }
    //
    // Update and save state
    //
    State newState = new State();
    newState.bundleChecksums.putAll(deployment.bundleChecksums);
    newState.requirements.putAll(request.requirements);
    newState.installedFeatures.putAll(installedFeatures);
    newState.stateFeatures.putAll(stateFeatures);
    newState.managedBundles.putAll(managedBundles);
    callback.saveState(newState);
    //
    if (!newFeatures.isEmpty()) {
        Set<String> featureIds = flatten(newFeatures);
        for (Feature feature : dstate.features.values()) {
            if (featureIds.contains(feature.getId())) {
                installSupport.installConfigs(feature);
                installSupport.installLibraries(feature);
            }
            for (Conditional cond : feature.getConditional()) {
                Feature condFeature = cond.asFeature();
                if (featureIds.contains(condFeature.getId())) {
                    installSupport.installConfigs(condFeature);
                    installSupport.installLibraries(condFeature);
                }
            }
        }
    }
    if (!noRefresh) {
        if (toRefresh.containsKey(dstate.bundles.get(0l))) {
            print("The system bundle needs to be refreshed, restarting Karaf...", verbose);
            System.setProperty("karaf.restart", "true");
            dstate.bundles.get(0l).stop();
            return;
        }
        toStop = new HashSet<>();
        toStop.addAll(toRefresh.keySet());
        removeFragmentsAndBundlesInState(toStop, UNINSTALLED | RESOLVED | STOPPING);
        if (!toStop.isEmpty()) {
            print("Stopping bundles:", verbose);
            while (!toStop.isEmpty()) {
                List<Bundle> bs = getBundlesToStop(toStop);
                for (Bundle bundle : bs) {
                    print("  " + bundle.getSymbolicName() + "/" + bundle.getVersion(), verbose);
                    installSupport.stopBundle(bundle, STOP_TRANSIENT);
                    toStop.remove(bundle);
                    toStart.add(bundle);
                }
            }
        }
        if (!toRefresh.isEmpty()) {
            print("Refreshing bundles:", verbose);
            for (Map.Entry<Bundle, String> entry : toRefresh.entrySet()) {
                Bundle bundle = entry.getKey();
                print("    " + bundle.getSymbolicName() + "/" + bundle.getVersion() + " (" + entry.getValue() + ")", verbose);
            }
            // Ensure all classes are loaded in case the bundle will be refreshed
            if (serviceBundle != null && toRefresh.containsKey(serviceBundle)) {
                ensureAllClassesLoaded(serviceBundle);
            }
            installSupport.refreshPackages(toRefresh.keySet());
        }
    }
    // Resolve bundles
    toResolve.addAll(toStart);
    toResolve.addAll(toRefresh.keySet());
    removeBundlesInState(toResolve, UNINSTALLED);
    callback.callListeners(DeploymentEvent.BUNDLES_INSTALLED);
    installSupport.resolveBundles(toResolve, resolver.getWiring(), deployment.resToBnd);
    callback.callListeners(DeploymentEvent.BUNDLES_RESOLVED);
    // Compute bundles to start
    removeFragmentsAndBundlesInState(toStart, UNINSTALLED | ACTIVE);
    if (!toStart.isEmpty()) {
        // Compute correct start order
        List<Exception> exceptions = new ArrayList<>();
        print("Starting bundles:", verbose);
        while (!toStart.isEmpty()) {
            List<Bundle> bs = getBundlesToStart(toStart, serviceBundle);
            for (Bundle bundle : bs) {
                print("  " + bundle.getSymbolicName() + "/" + bundle.getVersion(), verbose);
                try {
                    installSupport.startBundle(bundle);
                } catch (BundleException e) {
                    exceptions.add(e);
                }
                toStart.remove(bundle);
            }
        }
        if (!exceptions.isEmpty()) {
            throw new MultiException("Error restarting bundles", exceptions);
        }
    }
    // Call listeners
    for (Map.Entry<String, Set<String>> entry : delFeatures.entrySet()) {
        for (String name : entry.getValue()) {
            Feature feature = dstate.features.get(name);
            if (feature != null) {
                callback.callListeners(new FeatureEvent(FeatureEvent.EventType.FeatureUninstalled, feature, entry.getKey(), false));
            }
        }
    }
    for (Map.Entry<String, Set<String>> entry : newFeatures.entrySet()) {
        for (String name : entry.getValue()) {
            Feature feature = dstate.features.get(name);
            if (feature != null) {
                callback.callListeners(new FeatureEvent(FeatureEvent.EventType.FeatureInstalled, feature, entry.getKey(), false));
            }
        }
    }
    callback.callListeners(DeploymentEvent.DEPLOYMENT_FINISHED);
    print("Done.", verbose);
}

Example 24 with Resource

use of org.osgi.resource.Resource in project karaf by apache.

the class Deployer method logWiring.

protected void logWiring(Map<Resource, List<Wire>> wiring, boolean onlyFeatures) {
    print("Wiring:", true);
    Map<Resource, Set<Resource>> wires = new HashMap<>();
    for (Resource r : wiring.keySet()) {
        if (onlyFeatures && !ResourceUtils.TYPE_FEATURE.equals(ResourceUtils.getType(r))) {
            continue;
        }
        for (Wire w : wiring.get(r)) {
            if (onlyFeatures && !ResourceUtils.TYPE_FEATURE.equals(ResourceUtils.getType(w.getProvider()))) {
                continue;
            }
            MapUtils.addToMapSet(wires, w.getRequirer(), w.getProvider());
        }
    }
    List<Resource> sorted = new ArrayList<>(wires.keySet());
    sorted.sort(Comparator.comparingInt(r2 -> wires.get(r2).size()));
    for (Resource r : sorted) {
        print("    " + ResolverUtil.getSymbolicName(r) + " / " + ResolverUtil.getVersion(r), true);
        for (Resource w : wires.get(r)) {
            print("        " + ResolverUtil.getSymbolicName(w) + " / " + ResolverUtil.getVersion(w), true);
        }
    }
}

Example 25 with Resource

use of org.osgi.resource.Resource in project karaf by apache.

the class Deployer method computeDeployment.

protected Deployment computeDeployment(DeploymentState dstate, DeploymentRequest request, SubsystemResolver resolver) throws IOException {
    Deployment result = new Deployment();
    Map<String, Set<Resource>> bundlesPerRegions = resolver.getBundlesPerRegions();
    // Gather all regions, including old ones and new ones
    Set<String> regions = new HashSet<>();
    regions.addAll(dstate.state.managedBundles.keySet());
    regions.addAll(bundlesPerRegions.keySet());
    for (String region : regions) {
        Deployer.RegionDeployment deployment = new Deployer.RegionDeployment();
        // Get the list of bundles currently assigned in the region
        Set<Long> managed = dstate.state.managedBundles.get(region);
        if (managed == null) {
            managed = Collections.emptySet();
        }
        // Compute the list of resources to deploy in the region
        Set<Resource> bundlesInRegion = bundlesPerRegions.get(region);
        List<Resource> toDeploy = bundlesInRegion != null ? new ArrayList<>(bundlesInRegion) : new ArrayList<>();
        // Remove the system bundle
        Bundle systemBundle = dstate.bundles.get(0l);
        if (systemBundle != null) {
            // It may be null when unit testing, so ignore that
            toDeploy.remove(systemBundle.adapt(BundleRevision.class));
        }
        // as either to ignore or delete
        for (long bundleId : managed) {
            // Look for the installed bundle
            Bundle bundle = dstate.bundles.get(bundleId);
            // Bundle has been manually uninstalled ?
            if (bundle != null) {
                // Look for a matching resource
                Resource resource = null;
                for (Resource res : toDeploy) {
                    if (bundle.getSymbolicName().equals(getSymbolicName(res)) && bundle.getVersion().equals(getVersion(res))) {
                        resource = res;
                        break;
                    }
                }
                // We found a matching bundle
                if (resource != null) {
                    // and flag it as to update
                    if (isUpdateable(resource)) {
                        // Always update snapshots
                        if (UPDATE_SNAPSHOTS_ALWAYS.equalsIgnoreCase(request.updateSnaphots)) {
                            LOGGER.debug("Update snapshot for " + bundle.getLocation());
                            deployment.toUpdate.put(bundle, resource);
                        } else if (UPDATE_SNAPSHOTS_CRC.equalsIgnoreCase(request.updateSnaphots)) {
                            // Retrieve current bundle checksum
                            long oldCrc;
                            if (dstate.state.bundleChecksums.containsKey(bundleId)) {
                                oldCrc = dstate.state.bundleChecksums.get(bundleId);
                            } else {
                                // Load bundle checksums if not already done
                                // This is a bit hacky, but we can't get a hold on the real bundle location
                                // in a standard way in OSGi.  Therefore, hack into Felix/Equinox to obtain the
                                // corresponding jar url and use that one to compute the checksum of the bundle.
                                oldCrc = 0l;
                                try {
                                    URL url = bundle.getEntry("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();
                                        try (InputStream is = new FileInputStream(jar)) {
                                            oldCrc = ChecksumUtils.checksum(is);
                                        }
                                        result.bundleChecksums.put(bundleId, oldCrc);
                                    }
                                } catch (Throwable t) {
                                    LOGGER.debug("Error calculating checksum for bundle: %s", bundle, t);
                                }
                            }
                            // Compute new bundle checksum
                            long newCrc;
                            try (InputStream is = getBundleInputStream(resource, resolver.getProviders())) {
                                newCrc = ChecksumUtils.checksum(is);
                                result.bundleChecksums.put(bundle.getBundleId(), newCrc);
                            }
                            // if the checksum are different
                            if (newCrc != oldCrc) {
                                LOGGER.debug("New snapshot available for " + bundle.getLocation());
                                deployment.toUpdate.put(bundle, resource);
                            }
                        }
                    }
                    // We're done for this resource
                    toDeploy.remove(resource);
                    result.resToBnd.put(resource, bundle);
                // There's no matching resource
                // If the bundle is managed, we need to delete it
                } else if (managed.contains(bundle.getBundleId())) {
                    deployment.toDelete.add(bundle);
                }
            }
        }
        // Second pass on remaining resources
        for (Resource resource : toDeploy) {
            TreeMap<Version, Bundle> matching = new TreeMap<>();
            VersionRange range = new VersionRange(Macro.transform(request.bundleUpdateRange, getVersion(resource).toString()));
            for (Bundle bundle : deployment.toDelete) {
                if (bundle.getSymbolicName().equals(getSymbolicName(resource)) && range.contains(bundle.getVersion())) {
                    matching.put(bundle.getVersion(), bundle);
                }
            }
            if (!matching.isEmpty()) {
                Bundle bundle = matching.lastEntry().getValue();
                deployment.toUpdate.put(bundle, resource);
                deployment.toDelete.remove(bundle);
                result.resToBnd.put(resource, bundle);
            } else {
                deployment.toInstall.add(resource);
            }
        }
        Collections.sort(deployment.toInstall, new ResourceComparator());
        // Add this region if there is something to do
        if (!deployment.toDelete.isEmpty() || !deployment.toUpdate.isEmpty() || !deployment.toInstall.isEmpty()) {
            result.regions.put(region, deployment);
        }
    }
    return result;
}