Examples with ComputeService org.jclouds.compute.ComputeService used on opensource projects

Example 21 with ComputeService

use of org.jclouds.compute.ComputeService in project whirr by apache.

the class ByonClusterController method getNodes.

@Override
public Set<? extends NodeMetadata> getNodes(ClusterSpec clusterSpec) throws IOException, InterruptedException {
    ComputeServiceContext computeServiceContext = getCompute().apply(clusterSpec);
    ComputeService computeService = computeServiceContext.getComputeService();
    return computeService.listNodesDetailsMatching(Predicates.in(computeService.listNodes()));
}

Example 22 with ComputeService

use of org.jclouds.compute.ComputeService in project SimianArmy by Netflix.

the class AWSClient method connectSsh.

@Override
public SshClient connectSsh(String instanceId, LoginCredentials credentials) {
    ComputeService computeService = getJcloudsComputeService();
    String jcloudsId = getJcloudsId(instanceId);
    NodeMetadata node = getJcloudsNode(computeService, jcloudsId);
    node = NodeMetadataBuilder.fromNodeMetadata(node).credentials(credentials).build();
    Utils utils = computeService.getContext().utils();
    SshClient ssh = utils.sshForNode().apply(node);
    ssh.connect();
    return ssh;
}

Example 23 with ComputeService

use of org.jclouds.compute.ComputeService in project legacy-jclouds-examples by jclouds.

the class MainApp method main.

public static void main(String[] args) {
    if (args.length < PARAMETERS) {
        throw new IllegalArgumentException(INVALID_SYNTAX);
    }
    String provider = args[0];
    String identity = args[1];
    String credential = args[2];
    String groupName = args[3];
    Action action = Action.valueOf(args[4].toUpperCase());
    if ((action == Action.CHEF || action == Action.SOLO) && args.length < PARAMETERS + 1) {
        throw new IllegalArgumentException("please provide the list of recipes to install, separated by commas");
    }
    String recipes = action == Action.CHEF || action == Action.SOLO ? args[5] : "apache2";
    String minRam = System.getProperty("minRam");
    // note that you can check if a provider is present ahead of time
    checkArgument(contains(allKeys, provider), "provider %s not in supported list: %s", provider, allKeys);
    LoginCredentials login = action != Action.DESTROY ? getLoginForCommandExecution(action) : null;
    ComputeService compute = initComputeService(provider, identity, credential);
    try {
        switch(action) {
            case ADD:
                System.out.printf(">> adding node to group %s%n", groupName);
                // Default template chooses the smallest size on an operating
                // system that tested to work with java, which tends to be Ubuntu
                // or CentOS
                TemplateBuilder templateBuilder = compute.templateBuilder();
                // can just tweak minRam
                if (minRam != null) {
                    templateBuilder.minRam(Integer.parseInt(minRam));
                }
                // note this will create a user with the same name as you on the
                // node. ex. you can connect via ssh publicip
                Statement bootInstructions = AdminAccess.standard();
                // to run commands as root, we use the runScript option in the
                // template.
                templateBuilder.options(runScript(bootInstructions));
                NodeMetadata node = getOnlyElement(compute.createNodesInGroup(groupName, 1, templateBuilder.build()));
                System.out.printf("<< node %s: %s%n", node.getId(), concat(node.getPrivateAddresses(), node.getPublicAddresses()));
            case SOLO:
                System.out.printf(">> installing [%s] on group %s as %s%n", recipes, groupName, login.identity);
                Iterable<String> recipeList = Splitter.on(',').split(recipes);
                ImmutableList.Builder<Statement> bootstrapBuilder = ImmutableList.builder();
                bootstrapBuilder.add(new InstallGit());
                // Clone community cookbooks into the node
                for (String recipe : recipeList) {
                    bootstrapBuilder.add(CloneGitRepo.builder().repository("git://github.com/opscode-cookbooks/" + recipe + ".git").directory(// 
                    "/var/chef/cookbooks/" + recipe).build());
                }
                // Configure Chef Solo to bootstrap the selected recipes
                bootstrapBuilder.add(InstallRuby.builder().build());
                bootstrapBuilder.add(InstallRubyGems.builder().build());
                bootstrapBuilder.add(// 
                ChefSolo.builder().cookbookPath(// 
                "/var/chef/cookbooks").runlist(// 
                RunList.builder().recipes(recipeList).build()).build());
                // Build the statement that will perform all the operations above
                StatementList bootstrap = new StatementList(bootstrapBuilder.build());
                // Run the script in the nodes of the group
                runScriptOnGroup(compute, login, groupName, bootstrap);
                break;
            case CHEF:
                // Create the connection to the Chef server
                ChefService chef = initChefService(System.getProperty("chef.client"), System.getProperty("chef.validator"));
                // Build the runlist for the deployed nodes
                System.out.println("Configuring node runlist in the Chef server...");
                List<String> runlist = new RunListBuilder().addRecipes(recipes.split(",")).build();
                chef.updateRunListForGroup(runlist, groupName);
                Statement chefServerBootstrap = chef.createBootstrapScriptForGroup(groupName);
                // Run the script in the nodes of the group
                System.out.printf(">> installing [%s] on group %s as %s%n", recipes, groupName, login.identity);
                runScriptOnGroup(compute, login, groupName, chefServerBootstrap);
                break;
            case DESTROY:
                System.out.printf(">> destroying nodes in group %s%n", groupName);
                // you can use predicates to select which nodes you wish to
                // destroy.
                Set<? extends NodeMetadata> destroyed = // 
                compute.destroyNodesMatching(Predicates.<NodeMetadata>and(not(TERMINATED), inGroup(groupName)));
                System.out.printf("<< destroyed nodes %s%n", destroyed);
                break;
        }
    } catch (RunNodesException e) {
        System.err.println("error adding node to group " + groupName + ": " + e.getMessage());
        error = 1;
    } catch (RunScriptOnNodesException e) {
        System.err.println("error installing " + recipes + " on group " + groupName + ": " + e.getMessage());
        error = 1;
    } catch (Exception e) {
        System.err.println("error: " + e.getMessage());
        error = 1;
    } finally {
        compute.getContext().close();
        System.exit(error);
    }
}

Example 24 with ComputeService

use of org.jclouds.compute.ComputeService in project legacy-jclouds-examples by jclouds.

the class MainApp method main.

public static void main(String[] args) {
    if (args.length < PARAMETERS)
        throw new IllegalArgumentException(INVALID_SYNTAX);
    String provider = args[0];
    String identity = args[1];
    String credential = args[2];
    String groupName = args[3];
    Action action = Action.valueOf(args[4].toUpperCase());
    if (action == Action.EXEC && args.length < PARAMETERS + 1)
        throw new IllegalArgumentException("please quote the command to exec as the last parameter");
    String command = (action == Action.EXEC) ? args[5] : "echo hello";
    if (action == Action.RUN && args.length < PARAMETERS + 1)
        throw new IllegalArgumentException("please pass the local file to run as the last parameter");
    File file = null;
    if (action == Action.RUN) {
        file = new File(args[5]);
        if (!file.exists())
            throw new IllegalArgumentException("file must exist! " + file);
    }
    String minRam = System.getProperty("minRam");
    String loginUser = System.getProperty("loginUser", "toor");
    // note that you can check if a provider is present ahead of time
    checkArgument(contains(allKeys, provider), "provider %s not in supported list: %s", provider, allKeys);
    LoginCredentials login = (action != Action.DESTROY) ? getLoginForCommandExecution(action) : null;
    ComputeService compute = initComputeService(provider, identity, credential);
    try {
        switch(action) {
            case ADD:
                System.out.printf(">> adding node to group %s%n", groupName);
                // Default template chooses the smallest size on an operating system
                // that tested to work with java, which tends to be Ubuntu or CentOS
                TemplateBuilder templateBuilder = compute.templateBuilder();
                // just tweak minRam
                if (minRam != null)
                    templateBuilder.minRam(Integer.parseInt(minRam));
                // note this will create a user with the same name as you on the
                // node. ex. you can connect via ssh publicip
                Statement bootInstructions = AdminAccess.standard();
                // to run commands as root, we use the runScript option in the template.
                if (provider.equalsIgnoreCase("virtualbox"))
                    templateBuilder.options(overrideLoginUser(loginUser).runScript(bootInstructions));
                else
                    templateBuilder.options(runScript(bootInstructions));
                NodeMetadata node = getOnlyElement(compute.createNodesInGroup(groupName, 1, templateBuilder.build()));
                System.out.printf("<< node %s: %s%n", node.getId(), concat(node.getPrivateAddresses(), node.getPublicAddresses()));
            case EXEC:
                System.out.printf(">> running [%s] on group %s as %s%n", command, groupName, login.identity);
                // when you run commands, you can pass options to decide whether to
                // run it as root, supply or own credentials vs from cache, and wrap
                // in an init script vs directly invoke
                Map<? extends NodeMetadata, ExecResponse> responses = // 
                compute.runScriptOnNodesMatching(// predicate used to select nodes
                inGroup(groupName), // what you actually intend to run
                exec(command), // use my local user &
                overrideLoginCredentials(login).runAsRoot(// don't attempt to run as root (sudo)
                false).wrapInInitScript(// run command directly
                false));
                for (Entry<? extends NodeMetadata, ExecResponse> response : responses.entrySet()) {
                    System.out.printf("<< node %s: %s%n", response.getKey().getId(), concat(response.getKey().getPrivateAddresses(), response.getKey().getPublicAddresses()));
                    System.out.printf("<<     %s%n", response.getValue());
                }
                break;
            case RUN:
                System.out.printf(">> running [%s] on group %s as %s%n", file, groupName, login.identity);
                // when running a sequence of commands, you probably want to have jclouds use the default behavior,
                // which is to fork a background process.
                responses = // 
                compute.runScriptOnNodesMatching(inGroup(groupName), // passing in a string with the contents of the file
                Files.toString(file, Charsets.UTF_8), overrideLoginCredentials(login).runAsRoot(false).nameTask(// ensuring task name isn't
                "_" + file.getName().replaceAll("\\..*", "")));
                for (Entry<? extends NodeMetadata, ExecResponse> response : responses.entrySet()) {
                    System.out.printf("<< node %s: %s%n", response.getKey().getId(), concat(response.getKey().getPrivateAddresses(), response.getKey().getPublicAddresses()));
                    System.out.printf("<<     %s%n", response.getValue());
                }
                break;
            case DESTROY:
                System.out.printf(">> destroying nodes in group %s%n", groupName);
                // you can use predicates to select which nodes you wish to destroy.
                Set<? extends NodeMetadata> destroyed = // 
                compute.destroyNodesMatching(Predicates.<NodeMetadata>and(not(TERMINATED), inGroup(groupName)));
                System.out.printf("<< destroyed nodes %s%n", destroyed);
                break;
        }
    } catch (RunNodesException e) {
        System.err.println("error adding node to group " + groupName + ": " + e.getMessage());
        error = 1;
    } catch (RunScriptOnNodesException e) {
        System.err.println("error executing " + command + " on group " + groupName + ": " + e.getMessage());
        error = 1;
    } catch (Exception e) {
        System.err.println("error: " + e.getMessage());
        error = 1;
    } finally {
        compute.getContext().close();
        System.exit(error);
    }
}

Example 25 with ComputeService

use of org.jclouds.compute.ComputeService in project iobserve-analysis by research-iobserve.

the class MigrateActionScript method execute.

@Override
public void execute() throws RunScriptOnNodesException {
    final ResourceContainer sourceContainer = this.action.getSourceAllocationContext().getResourceContainer_AllocationContext();
    final ResourceContainer targetContainer = this.action.getTargetAllocationContext().getResourceContainer_AllocationContext();
    final ResourceContainerCloud sourceCloudContainer = this.getResourceContainerCloud(sourceContainer);
    final ResourceContainerCloud targetCloudContainer = this.getResourceContainerCloud(targetContainer);
    final ComputeService client = this.getComputeServiceForContainer(sourceCloudContainer);
    final String assemblyContextName = this.action.getTargetAllocationContext().getAssemblyContext_AllocationContext().getEntityName();
    // If the assembly context has already been migrated, do nothing
    if (!this.data.getMigratedContexts().contains(assemblyContextName)) {
        client.runScriptOnNodesMatching(node -> node.getGroup().equals(sourceCloudContainer.getGroupName()), this.getScript(AdaptationData.PRE_MIGRATE_SCRIPT_NAME, this.action.getTargetAllocationContext().getAssemblyContext_AllocationContext()));
        client.runScriptOnNodesMatching(node -> node.getGroup().equals(targetCloudContainer.getGroupName()), this.getScript(AdaptationData.POST_MIGRATE_SCRIPT_NAME, this.action.getTargetAllocationContext().getAssemblyContext_AllocationContext()));
        // TODO add possibility to open up ports defined in a config file
        this.data.getMigratedContexts().add(assemblyContextName);
    }
}