查询对应版本元数据-ShowMrsVersionMetadata

功能介绍

查询指定MRS版本的元数据信息，包括版本支持的组件列表、组件版本和配置参数等。如果参数中指定集群ID，则可查询该集群更新补丁后的最新元数据。

调用方法

请参见如何调用API。

授权信息

账号具备所有API的调用权限，如果使用账号下的IAM用户调用当前API，该IAM用户需具备调用API所需的权限。

• 如果使用角色与策略授权，具体权限要求请参见权限和授权项。
• 如果使用身份策略授权，当前API调用无需身份策略权限。

URI

GET /v1.1/{project_id}/metadata/versions/{version_name}

请求参数

无

响应参数

状态码：200

请求示例

获取MRS 3.1.0的版本元数据：

GET /v1.1/{project_id}/metadata/versions/MRS%203.1.0

响应示例

状态码：200

版本元数据详情。（该样例省略了部分内容，详细返回请调用接口查看）

{
  "other" : { },
  "name" : "MRS 3.1.0",
  "template_type" : "clusterFusion",
  "image_id" : "ECS:X86:deda7c89-6069-46d3-af7c-4afc31eec0d9,ECS:ARM:d5f0087b-9fd7-4977-b9c8-d07262f452d6,BMS:ks1ne:bf071a00-d1d6-472f-943b-22f733248f36,BMS:d2:a9a1a279-85c9-4c05-bd0a-4cb786937a09",
  "status" : "GA",
  "features" : [ "anti_affinity", "auto_scaling", "bootstrap_scripts", "bootstrap_support_obs", "custom_config", "custom_topology", "datasource_manager", "decouple_install", "elastic_ip", "fi_cluster", "fi_cluster_v2", "iam_user_sync", "log_collect", "log_collect_v2", "master_scale_up", "mrs_ecs_agency", "multi_disks", "multi_login_mode", "obs_integration", "obs_user_policy", "opensource_port_matrix", "ops_channel", "password_policy_v2", "random_passwd_for_install", "register_dns_server", "resize", "resources_plans", "safe_mode", "scale_scripts", "security_job_submit", "smn_alarm", "spark_sql_validation_in_executor", "support_obs_protocol", "task_node", "unified_management_ui", "sql_execution", "multi_az", "weak_multi_az_deployment_constraint", "multi_master_scale_up", "omm_random_pwd", "metric_monitor", "auth_manager", "cluster_patch", "hw_domain_name", "fi_custom_config", "force_scale_up", "skip_fi_evs_expand", "detach_node" ],
  "cluster_types" : [ "analysis", "streaming", "mixed", "custom" ],
  "version_type" : "basic",
  "components" : [ {
    "other" : { },
    "name" : "Hadoop",
    "version" : "3.1.1",
    "depend_on" : [ "ZooKeeper", "Ranger" ],
    "description" : "A framework that allows for the distributed processing of large data sets across clusters.",
    "available_cluster_types" : [ "analysis", "mixed", "custom" ],
    "external_datasources" : null,
    "resource_requirement" : [ "privateIp:1" ],
    "valid_roles" : [ "NameNode", "Zkfc", "JournalNode", "DataNode", "ResourceManager", "NodeManager", "JobHistoryServer", "TimelineServer", "HttpFS" ],
    "visible" : true,
    "children_components" : [ "HDFS", "Mapreduce", "Yarn" ],
    "multi_az_support_status" : "multi_az_ha"
  }, {
    "other" : { },
    "name" : "Spark2x",
    "version" : "2.4.5",
    "depend_on" : [ "HDFS", "Yarn", "Hive", "KrbClient", "KrbServer", "ZooKeeper" ],
    "description" : "Apache Spark2x is a fast and general engine based on open source Spark2.x for large-scale data processing.",
    "available_cluster_types" : [ "analysis", "mixed", "custom" ],
    "external_datasources" : null,
    "resource_requirement" : null,
    "valid_roles" : [ "JobHistory2x", "JDBCServer2x", "SparkResource2x", "IndexServer2x" ],
    "visible" : true,
    "children_components" : [ "Spark2x" ],
    "multi_az_support_status" : "multi_az_ha"
  }, {
    "other" : { },
    "name" : "HBase",
    "version" : "2.2.3",
    "depend_on" : [ "HDFS", "Yarn", "KrbServer", "ZooKeeper" ],
    "description" : "A scalable, distributed database that supports structured data storage for large tables.",
    "available_cluster_types" : [ "analysis", "mixed", "custom" ],
    "external_datasources" : null,
    "resource_requirement" : null,
    "valid_roles" : [ "HMaster", "RegionServer", "ThriftServer", "Thrift1Server", "RESTServer", "RegionServer_1" ],
    "visible" : true,
    "children_components" : [ "HBase" ],
    "multi_az_support_status" : "multi_az_ha"
  }, {
    "other" : { },
    "name" : "Hive",
    "version" : "3.1.0",
    "depend_on" : [ "HDFS", "Mapreduce", "Yarn", "DBService", "ZooKeeper" ],
    "description" : "A data warehouse infrastructure that provides data summarization and ad hoc querying.",
    "available_cluster_types" : [ "analysis", "mixed", "custom" ],
    "external_datasources" : [ {
      "name" : "hive_metastore",
      "types" : [ "RDS_MYSQL", "DLCATALOG" ]
    } ],
    "resource_requirement" : null,
    "valid_roles" : [ "MetaStore", "WebHCat", "HiveServer" ],
    "visible" : true,
    "children_components" : [ "Hive" ],
    "multi_az_support_status" : "multi_az_ha"
  }, {
    "other" : { },
    "name" : "ZooKeeper",
    "version" : null,
    "depend_on" : [ "KrbClient", "KrbServer" ],
    "description" : null,
    "available_cluster_types" : [ "analysis", "streaming", "mixed", "custom" ],
    "external_datasources" : null,
    "resource_requirement" : null,
    "valid_roles" : [ "quorumpeer" ],
    "visible" : true,
    "children_components" : [ "ZooKeeper" ],
    "multi_az_support_status" : "multi_az_ha"
  } ],
  "resource_requirement" : [ "privateIp:2" ],
  "constraints" : {
    "other" : { },
    "node_constraint" : {
      "other" : { },
      "master" : {
        "other" : { },
        "min_node_num" : 2,
        "max_node_num" : 9,
        "min_core_num" : null,
        "min_mem_size" : null,
        "min_disk_size" : 600,
        "max_node_group_num" : 1,
        "min_data_volume_total_size" : null,
        "disk_type_constraint" : null,
        "min_root_disk_size" : 480
      },
      "core" : {
        "other" : { },
        "min_node_num" : 3,
        "max_node_num" : 500,
        "min_core_num" : null,
        "min_mem_size" : null,
        "min_disk_size" : 600,
        "max_node_group_num" : null,
        "min_data_volume_total_size" : null,
        "disk_type_constraint" : null,
        "min_root_disk_size" : 480
      },
      "task" : null,
      "core_separate" : null,
      "core_combine" : null,
      "task_separate" : null,
      "task_combine" : null,
      "node_group_task" : {
        "other" : { },
        "min_node_num" : 2,
        "max_node_num" : 10000,
        "min_core_num" : null,
        "min_mem_size" : null,
        "min_disk_size" : 600,
        "max_node_group_num" : 9,
        "min_data_volume_total_size" : null,
        "disk_type_constraint" : null,
        "min_root_disk_size" : 480
      }
    },
    "safe_mode_kerberos_exclude_components" : [ "Presto", "Pulsar" ]
  },
  "flavors" : {
    "master" : [ "ac7.4xlarge.4", "ac7.8xlarge.4", "ac7.16xlarge.4", "ac7.32xlarge.4", "ac7.8xlarge.2", "ac7.16xlarge.2", "ac7.32xlarge.2", "am7.2xlarge.8", "am7.4xlarge.8", "am7.8xlarge.8", "c3ne.4xlarge.4", "c3ne.8xlarge.4", "c3ne.15xlarge.4" ],
    "core" : [ "ac7.4xlarge.4", "ac7.8xlarge.4", "ac7.16xlarge.4", "ac7.32xlarge.4", "ac7.8xlarge.2", "ac7.16xlarge.2", "ac7.32xlarge.2", "am7.2xlarge.8", "am7.4xlarge.8", "am7.8xlarge.8", "c3ne.4xlarge.4", "c3ne.8xlarge.4", "c3ne.15xlarge.4", "c6.4xlarge.4", "c6.8xlarge.2", "c6.8xlarge.4", "c6.16xlarge.2" ],
    "task" : [ "ac7.4xlarge.4", "ac7.8xlarge.4", "ac7.16xlarge.4", "ac7.32xlarge.4", "ac7.8xlarge.2", "ac7.16xlarge.2", "ac7.32xlarge.2", "am7.2xlarge.8", "am7.4xlarge.8", "am7.8xlarge.8", "c3ne.4xlarge.4", "c3ne.8xlarge.4", "c3ne.15xlarge.4" ]
  },
  "role_deploy_meta" : [ {
    "other" : { },
    "name" : "OMSServer",
    "code_name" : "OMS",
    "component" : "OMSServer",
    "node_preference" : "MASTER",
    "count" : "2",
    "affinity" : null,
    "affinity_target" : null,
    "multi_instance" : null,
    "role_kind" : null,
    "constraints" : null,
    "multi_az_placement" : "AT_LEAST_2",
    "arbitration_deployment" : false,
    "support_elb" : false,
    "multi_affinity_group_enable" : false,
    "local_disks_anti_affinity" : false,
    "multi_instance_name_pattern" : null,
    "private_ip" : null,
    "weight" : null
  }, {
    "other" : { },
    "name" : "NameNode",
    "code_name" : "NN",
    "component" : "HDFS",
    "node_preference" : "MASTER",
    "count" : "2",
    "affinity" : null,
    "affinity_target" : null,
    "multi_instance" : null,
    "role_kind" : null,
    "constraints" : null,
    "multi_az_placement" : "AT_LEAST_2",
    "arbitration_deployment" : false,
    "support_elb" : false,
    "multi_affinity_group_enable" : false,
    "local_disks_anti_affinity" : false,
    "multi_instance_name_pattern" : null,
    "private_ip" : null,
    "weight" : null
  }, {
    "other" : { },
    "name" : "Zkfc",
    "code_name" : "ZKFC",
    "component" : "HDFS",
    "node_preference" : null,
    "count" : null,
    "affinity" : "JUST_COLOCATE",
    "affinity_target" : "NameNode",
    "multi_instance" : null,
    "role_kind" : null,
    "constraints" : null,
    "multi_az_placement" : "AT_LEAST_2",
    "arbitration_deployment" : false,
    "support_elb" : false,
    "multi_affinity_group_enable" : false,
    "local_disks_anti_affinity" : false,
    "multi_instance_name_pattern" : null,
    "private_ip" : null,
    "weight" : null
  }, {
    "other" : { },
    "name" : "HttpFS",
    "code_name" : "HFS",
    "component" : "HDFS",
    "node_preference" : "MASTER",
    "count" : "[0-10]",
    "affinity" : null,
    "affinity_target" : null,
    "multi_instance" : null,
    "role_kind" : null,
    "constraints" : null,
    "multi_az_placement" : "AT_LEAST_2",
    "arbitration_deployment" : false,
    "support_elb" : false,
    "multi_affinity_group_enable" : false,
    "local_disks_anti_affinity" : false,
    "multi_instance_name_pattern" : null,
    "private_ip" : null,
    "weight" : null
  }, {
    "other" : { },
    "name" : "JournalNode",
    "code_name" : "JN",
    "component" : "HDFS",
    "node_preference" : "MASTER",
    "count" : "[3-60],step=2",
    "affinity" : null,
    "affinity_target" : null,
    "multi_instance" : null,
    "role_kind" : null,
    "constraints" : null,
    "multi_az_placement" : "QUORUM_LIKE",
    "arbitration_deployment" : true,
    "support_elb" : false,
    "multi_affinity_group_enable" : false,
    "local_disks_anti_affinity" : false,
    "multi_instance_name_pattern" : null,
    "private_ip" : null,
    "weight" : null
  }, {
    "other" : { },
    "name" : "DataNode",
    "code_name" : "DN",
    "component" : "HDFS",
    "node_preference" : "NO_LIMIT",
    "count" : "[3-10000]",
    "affinity" : null,
    "affinity_target" : null,
    "multi_instance" : null,
    "role_kind" : "stateful",
    "constraints" : null,
    "multi_az_placement" : "AT_LEAST_2",
    "arbitration_deployment" : false,
    "support_elb" : false,
    "multi_affinity_group_enable" : false,
    "local_disks_anti_affinity" : false,
    "multi_instance_name_pattern" : null,
    "private_ip" : null,
    "weight" : null
  }, {
    "other" : { },
    "name" : "ResourceManager",
    "code_name" : "RM",
    "component" : "Yarn",
    "node_preference" : "MASTER",
    "count" : "2",
    "affinity" : null,
    "affinity_target" : null,
    "multi_instance" : null,
    "role_kind" : null,
    "constraints" : null,
    "multi_az_placement" : "AT_LEAST_2",
    "arbitration_deployment" : false,
    "support_elb" : false,
    "multi_affinity_group_enable" : false,
    "local_disks_anti_affinity" : false,
    "multi_instance_name_pattern" : null,
    "private_ip" : null,
    "weight" : null
  }, {
    "other" : { },
    "name" : "NodeManager",
    "code_name" : "NM",
    "component" : "Yarn",
    "node_preference" : "NO_LIMIT",
    "count" : "[3-10000]",
    "affinity" : null,
    "affinity_target" : null,
    "multi_instance" : null,
    "role_kind" : "stateless",
    "constraints" : null,
    "multi_az_placement" : "AT_LEAST_2",
    "arbitration_deployment" : false,
    "support_elb" : false,
    "multi_affinity_group_enable" : false,
    "local_disks_anti_affinity" : false,
    "multi_instance_name_pattern" : null,
    "private_ip" : null,
    "weight" : null
  } ]
}

SDK代码示例

SDK代码示例如下。

状态码

错误码

请参见错误码。