Répertorier les clusters
Restez organisé à l'aide des collections
Enregistrez et classez les contenus selon vos préférences.
Répertorier tous les noms de cluster dans une instance.
Exemple de code
Sauf indication contraire, le contenu de cette page est régi par une licence Creative Commons Attribution 4.0, et les échantillons de code sont régis par une licence Apache 2.0. Pour en savoir plus, consultez les Règles du site Google Developers. Java est une marque déposée d'Oracle et/ou de ses sociétés affiliées.
[[["Facile à comprendre","easyToUnderstand","thumb-up"],["J'ai pu résoudre mon problème","solvedMyProblem","thumb-up"],["Autre","otherUp","thumb-up"]],[["Difficile à comprendre","hardToUnderstand","thumb-down"],["Informations ou exemple de code incorrects","incorrectInformationOrSampleCode","thumb-down"],["Il n'y a pas l'information/les exemples dont j'ai besoin","missingTheInformationSamplesINeed","thumb-down"],["Problème de traduction","translationIssue","thumb-down"],["Autre","otherDown","thumb-down"]],[],[[["\u003cp\u003eThis content demonstrates how to list all cluster names within a specified Bigtable instance using code examples in C++, Java, Node.js, PHP, Python, and Ruby.\u003c/p\u003e\n"],["\u003cp\u003eEach code sample utilizes the respective Bigtable client library to connect to the instance and retrieve a list of cluster names, which are then printed to the console.\u003c/p\u003e\n"],["\u003cp\u003eThe code also shows how to handle cases where certain locations are temporarily unavailable, and displays a message about it.\u003c/p\u003e\n"],["\u003cp\u003eThe code samples also point the user to resources to learn more about the Bigtable client library and authentication setup.\u003c/p\u003e\n"]]],[],null,["List all of the cluster names in an instance.\n\nCode sample \n\nC++\n\n\nTo learn how to install and use the client library for Bigtable, see\n[Bigtable client libraries](/bigtable/docs/reference/libraries).\n\n\nTo authenticate to Bigtable, set up Application Default Credentials.\nFor more information, see\n\n[Set up authentication for a local development environment](/docs/authentication/set-up-adc-local-dev-environment).\n\n namespace cbt = ::google::cloud::bigtable;\n namespace cbta = ::google::cloud::bigtable_admin;\n using ::google::cloud::StatusOr;\n [](cbta::BigtableInstanceAdminClient instance_admin,\n std::string const& project_id, std::string const& instance_id) {\n std::string instance_name = cbt::InstanceName(project_id, instance_id);\n StatusOr\u003cgoogle::bigtable::admin::v2::ListClustersResponse\u003e clusters =\n instance_admin.ListClusters(instance_name);\n if (!clusters) throw std::move(clusters).status();\n std::cout \u003c\u003c \"Cluster Name List\\n\";\n for (auto const& cluster : clusters-\u003eclusters()) {\n std::cout \u003c\u003c \"Cluster Name:\" \u003c\u003c cluster.name() \u003c\u003c \"\\n\";\n }\n if (!clusters-\u003efailed_locations().empty()) {\n std::cout \u003c\u003c \"The Cloud Bigtable service reports that the following \"\n \"locations are temporarily unavailable and no information \"\n \"about clusters in these locations can be obtained:\\n\";\n for (auto const& failed_location : clusters-\u003efailed_locations()) {\n std::cout \u003c\u003c failed_location \u003c\u003c \"\\n\";\n }\n }\n }\n namespace cbt = ::google::cloud::bigtable;\n namespace cbta = ::google::cloud::bigtable_admin;\n using ::google::cloud::StatusOr;\n [](cbta::BigtableInstanceAdminClient instance_admin,\n std::string const& project_id) {\n std::string instance_name = cbt::InstanceName(project_id, \"-\");\n StatusOr\u003cgoogle::bigtable::admin::v2::ListClustersResponse\u003e clusters =\n instance_admin.ListClusters(instance_name);\n if (!clusters) throw std::move(clusters).status();\n std::cout \u003c\u003c \"Cluster Name List\\n\";\n for (auto const& cluster : clusters-\u003eclusters()) {\n std::cout \u003c\u003c \"Cluster Name:\" \u003c\u003c cluster.name() \u003c\u003c \"\\n\";\n }\n if (!clusters-\u003efailed_locations().empty()) {\n std::cout \u003c\u003c \"The Cloud Bigtable service reports that the following \"\n \"locations are temporarily unavailable and no information \"\n \"about clusters in these locations can be obtained:\\n\";\n for (auto const& failed_location : clusters-\u003efailed_locations()) {\n std::cout \u003c\u003c failed_location \u003c\u003c \"\\n\";\n }\n }\n }\n\nJava\n\n\nTo learn how to install and use the client library for Bigtable, see\n[Bigtable client libraries](/bigtable/docs/reference/libraries).\n\n\nTo authenticate to Bigtable, set up Application Default Credentials.\nFor more information, see\n\n[Set up authentication for a local development environment](/docs/authentication/set-up-adc-local-dev-environment).\n\n try {\n List\u003cCluster\u003e clusters = adminClient.listClusters(instanceId);\n for (Cluster cluster : clusters) {\n System.out.println(cluster.getId());\n }\n } catch (NotFoundException e) {\n System.err.println(\"Failed to list clusters from a non-existent instance: \" + e.getMessage());\n }\n\nNode.js\n\n\nTo learn how to install and use the client library for Bigtable, see\n[Bigtable client libraries](/bigtable/docs/reference/libraries).\n\n\nTo authenticate to Bigtable, set up Application Default Credentials.\nFor more information, see\n\n[Set up authentication for a local development environment](/docs/authentication/set-up-adc-local-dev-environment).\n\n const instance3 = bigtable.instance(instanceID);\n const [clusters] = await instance3.getClusters();\n clusters.forEach(cluster =\u003e {\n console.log(cluster.id);\n });\n\nPHP\n\n\nTo learn how to install and use the client library for Bigtable, see\n[Bigtable client libraries](/bigtable/docs/reference/libraries).\n\n\nTo authenticate to Bigtable, set up Application Default Credentials.\nFor more information, see\n\n[Set up authentication for a local development environment](/docs/authentication/set-up-adc-local-dev-environment).\n\n use Google\\Cloud\\Bigtable\\Admin\\V2\\Client\\BigtableInstanceAdminClient;\n use Google\\Cloud\\Bigtable\\Admin\\V2\\ListClustersRequest;\n\n /**\n * List clusters of an instance\n *\n * @param string $projectId The Google Cloud project ID\n * @param string $instanceId The ID of the Bigtable instance\n */\n function list_instance_clusters(\n string $projectId,\n string $instanceId\n ): void {\n $instanceAdminClient = new BigtableInstanceAdminClient();\n\n $projectName = $instanceAdminClient-\u003eprojectName($projectId);\n $instanceName = $instanceAdminClient-\u003einstanceName($projectId, $instanceId);\n\n printf('Listing Clusters:' . PHP_EOL);\n $listClustersRequest = (new ListClustersRequest())\n -\u003esetParent($instanceName);\n $getClusters = $instanceAdminClient-\u003elistClusters($listClustersRequest)-\u003egetClusters();\n $clusters = $getClusters-\u003egetIterator();\n\n foreach ($clusters as $cluster) {\n print($cluster-\u003egetName() . PHP_EOL);\n }\n }\n\nPython\n\n\nTo learn how to install and use the client library for Bigtable, see\n[Bigtable client libraries](/bigtable/docs/reference/libraries).\n\n\nTo authenticate to Bigtable, set up Application Default Credentials.\nFor more information, see\n\n[Set up authentication for a local development environment](/docs/authentication/set-up-adc-local-dev-environment).\n\n print(\"\\nListing clusters...\")\n for cluster in instance.list_clusters()[0]:\n print(cluster.cluster_id)\n\nRuby\n\n\nTo learn how to install and use the client library for Bigtable, see\n[Bigtable client libraries](/bigtable/docs/reference/libraries).\n\n\nTo authenticate to Bigtable, set up Application Default Credentials.\nFor more information, see\n\n[Set up authentication for a local development environment](/docs/authentication/set-up-adc-local-dev-environment).\n\n # instance_id = \"my-instance\"\n bigtable.instance(instance_id).clusters.all do |cluster|\n puts \"Cluster: #{cluster.cluster_id}\"\n end\n\nWhat's next\n\n\nTo search and filter code samples for other Google Cloud products, see the\n[Google Cloud sample browser](/docs/samples?product=bigtable)."]]