Example
GET api/v1/clusters/
200 OK
{
"href" : "http://your.ambari.server/api/v1/clusters/",
"items" : [
{
"href" : "http://your.ambari.server/api/v1/clusters/c1",
"Clusters" : {
"cluster_name" : "c1",
"version" : "HDP-1.3.0"
}
}
]
}
Schema
{
"type":"object",
"$schema": "http://json-schema.org/draft-03/schema",
"title": "Clusters",
"required":true,
"properties":{
"href": {
"type":"string",
"description": "This clusters API href.",
"required":true
},
"items": {
"type":"array",
"title": "Cluster set",
"required":true,
"items":
{
"type":"object",
"title": "Cluster",
"description": "A Hadoop cluster.",
"required":false,
"properties":{
"Clusters": {
"type":"object",
"title": "ClusterInfo",
"description": "Cluster information.",
"required":true,
"properties":{
"cluster_name": {
"type":"string",
"title": "ClusterName",
"description": "The cluster name.",
"required":true
},
"version": {
"type":"string",
"title": "Version",
"description": "The stack version.",
"required":true
}
}
},
"href": {
"type":"string",
"description": "The cluster API href.",
"required":true
}
}
}
}
}
}
Example
GET api/v1/clusters/c1
200 OK
{
"href" : "http://your.ambari.server/api/v1/clusters/c1",
"Clusters" : {
"cluster_name" : "c1",
"cluster_id" : 2,
"version" : "HDP-1.3.0",
"desired_configs" : {
"mapred-site" : {
"user" : "admin",
"tag" : "version1"
},
"hdfs-site" : {
"user" : "admin",
"tag" : "version1"
},
"global" : {
"user" : "admin",
"tag" : "version1369851987025"
},
"core-site" : {
"user" : "admin",
"tag" : "version1369851987025"
}
}
},
"requests" : [
{
"href" : "http://your.ambari.server/api/v1/clusters/c1/requests/1",
"Requests" : {
"id" : 1,
"cluster_name" : "c1"
}
},
{
"href" : "http://your.ambari.server/api/v1/clusters/c1/requests/4",
"Requests" : {
"id" : 4,
"cluster_name" : "c1"
}
},
{
"href" : "http://your.ambari.server/api/v1/clusters/c1/requests/5",
"Requests" : {
"id" : 5,
"cluster_name" : "c1"
}
},
{
"href" : "http://your.ambari.server/api/v1/clusters/c1/requests/6",
"Requests" : {
"id" : 6,
"cluster_name" : "c1"
}
},
{
"href" : "http://your.ambari.server/api/v1/clusters/c1/requests/3",
"Requests" : {
"id" : 3,
"cluster_name" : "c1"
}
},
{
"href" : "http://your.ambari.server/api/v1/clusters/c1/requests/2",
"Requests" : {
"id" : 2,
"cluster_name" : "c1"
}
}
],
"services" : [
{
"href" : "http://your.ambari.server/api/v1/clusters/c1/services/GANGLIA",
"ServiceInfo" : {
"cluster_name" : "c1",
"service_name" : "GANGLIA"
}
},
{
"href" : "http://your.ambari.server/api/v1/clusters/c1/services/HDFS",
"ServiceInfo" : {
"cluster_name" : "c1",
"service_name" : "HDFS"
}
},
{
"href" : "http://your.ambari.server/api/v1/clusters/c1/services/MAPREDUCE",
"ServiceInfo" : {
"cluster_name" : "c1",
"service_name" : "MAPREDUCE"
}
},
{
"href" : "http://your.ambari.server/api/v1/clusters/c1/services/NAGIOS",
"ServiceInfo" : {
"cluster_name" : "c1",
"service_name" : "NAGIOS"
}
}
],
"workflows" : [
{
"href" : "http://your.ambari.server/api/v1/clusters/c1/workflows/mr_201305291642_0001",
"Workflow" : {
"cluster_name" : "c1",
"workflow_id" : "mr_201305291642_0001"
}
}
],
"hosts" : [
{
"href" : "http://your.ambari.server/api/v1/clusters/c1/hosts/ip-10-83-74-200.ec2.internal",
"Hosts" : {
"cluster_name" : "c1",
"host_name" : "ip-10-83-74-200.ec2.internal"
}
},
{
"href" : "http://your.ambari.server/api/v1/clusters/c1/hosts/ip-10-39-130-141.ec2.internal",
"Hosts" : {
"cluster_name" : "c1",
"host_name" : "ip-10-39-130-141.ec2.internal"
}
}
],
"configurations" : [
{
"href" : "http://your.ambari.server/api/v1/clusters/c1/configurations?type=core-site&tag=version1369851987025",
"tag" : "version1369851987025",
"type" : "core-site",
"Config" : {
"cluster_name" : "c1"
}
},
{
"href" : "http://your.ambari.server/api/v1/clusters/c1/configurations?type=mapred-site&tag=version1",
"tag" : "version1",
"type" : "mapred-site",
"Config" : {
"cluster_name" : "c1"
}
},
{
"href" : "http://your.ambari.server/api/v1/clusters/c1/configurations?type=hdfs-site&tag=version1",
"tag" : "version1",
"type" : "hdfs-site",
"Config" : {
"cluster_name" : "c1"
}
},
{
"href" : "http://your.ambari.server/api/v1/clusters/c1/configurations?type=core-site&tag=version1",
"tag" : "version1",
"type" : "core-site",
"Config" : {
"cluster_name" : "c1"
}
},
{
"href" : "http://your.ambari.server/api/v1/clusters/c1/configurations?type=global&tag=version1369851987025",
"tag" : "version1369851987025",
"type" : "global",
"Config" : {
"cluster_name" : "c1"
}
},
{
"href" : "http://your.ambari.server/api/v1/clusters/c1/configurations?type=global&tag=version1",
"tag" : "version1",
"type" : "global",
"Config" : {
"cluster_name" : "c1"
}
}
]
}
Schema
{
"type":"object",
"$schema":"http://json-schema.org/draft-03/schema",
"title":"Cluster",
"required":true,
"properties":{
"Clusters":{
"type":"object",
"title":"ClusterInfo",
"description":"Cluster information",
"required":true,
"properties":{
"cluster_id":{
"type":"number",
"title":"ClusterId",
"description":"The unique cluster ID.",
"required":false
},
"cluster_name":{
"type":"string",
"title":"ClusterName",
"description":"The cluster name.",
"required":true
},
"desired_configs":{
"type":"object",
"required":false
},
"version":{
"type":"string",
"title":"Version",
"description":"The stack version.",
"required":true
}
}
},
"configurations":{
"type":"array",
"title":"Configuration set",
"required":false,
"items":{
"type":"object",
"title":"Configuration",
"required":false,
"properties":{
"Config":{
"type":"object",
"title":"ConfigInfo",
"description":"Configuration information.",
"required":true,
"properties":{
"cluster_name":{
"type":"string",
"title":"ClusterName",
"description":"The associated cluster name.",
"required":true
}
}
},
"href":{
"type":"string",
"description":"The configuration API href.",
"required":true
},
"tag":{
"type":"string",
"title":"Tag",
"required":true
},
"type":{
"type":"string",
"title":"Type",
"required":true
}
}
}
},
"hosts":{
"type":"array",
"title":"Host set",
"required":true,
"items":{
"type":"object",
"title":"Host",
"required":true,
"properties":{
"Hosts":{
"type":"object",
"title":"HostInfo",
"description":"Host information.",
"required":true,
"properties":{
"cluster_name":{
"type":"string",
"title":"ClusterName",
"description":"The associated cluster name.",
"required":true
},
"host_name":{
"type":"string",
"title":"HostName",
"description":"The associated host name.",
"required":true
}
}
},
"href":{
"type":"string",
"description":"This host API href.",
"required":true
}
}
}
},
"href":{
"type":"string",
"description":"This cluster API href.",
"required":true
},
"requests":{
"type":"array",
"title":"Request set",
"required":false,
"items":{
"type":"object",
"title":"Request",
"required":true,
"properties":{
"Requests":{
"type":"object",
"title":"RequestInfo",
"description":"Request information",
"required":true,
"properties":{
"cluster_name":{
"type":"string",
"title":"ClusterName",
"description":"The associated cluster name.",
"required":true
},
"id":{
"type":"number",
"title":"RequestId",
"description":"The request ID.",
"required":true
}
}
},
"href":{
"type":"string",
"description":"This request API href.",
"required":true
}
}
}
},
"services":{
"type":"array",
"title":"Service set",
"required":true,
"items":{
"type":"object",
"title":"Service",
"required":false,
"properties":{
"ServiceInfo":{
"type":"object",
"title":"ServiceInfo",
"description":"Service information.",
"required":true,
"properties":{
"cluster_name":{
"type":"string",
"title":"ClusterName",
"description":"The associated cluster name.",
"required":true
},
"service_name":{
"type":"string",
"title":"ServiceName",
"description":"The service name.",
"required":true
}
}
},
"href":{
"type":"string",
"description":"This service API href.",
"required":true
}
}
}
},
"workflows":{
"type":"array",
"title":"Workflow set",
"required":false,
"items":{
"type":"object",
"title":"Workflow",
"required":false,
"properties":{
"Workflow":{
"type":"object",
"title":"WorkflowInfo",
"description":"Workflow information.",
"required":true,
"properties":{
"cluster_name":{
"type":"string",
"title":"ClusterName",
"description":"The associated cluster name.",
"required":true
},
"workflow_id":{
"type":"string",
"title":"WorkflowId",
"description":"The unique workflow id.",
"required":true
}
}
},
"href":{
"type":"string",
"description":"This workflow API href.",
"required":true
}
}
}
}
}
}
Example
GET api/v1/clusters/c1/services
200 OK
{
"href" : "http://your.ambari.server/api/v1/clusters/c1/services",
"items" : [
{
"href" : "http://your.ambari.server/api/v1/clusters/c1/services/MAPREDUCE",
"ServiceInfo" : {
"cluster_name" : "c1",
"service_name" : "MAPREDUCE"
}
},
{
"href" : "http://your.ambari.server/api/v1/clusters/c1/services/NAGIOS",
"ServiceInfo" : {
"cluster_name" : "c1",
"service_name" : "NAGIOS"
}
},
{
"href" : "http://your.ambari.server/api/v1/clusters/c1/services/HDFS",
"ServiceInfo" : {
"cluster_name" : "c1",
"service_name" : "HDFS"
}
},
{
"href" : "http://your.ambari.server/api/v1/clusters/c1/services/GANGLIA",
"ServiceInfo" : {
"cluster_name" : "c1",
"service_name" : "GANGLIA"
}
}
]
}
Schema
{
"type":"object",
"$schema":"http://json-schema.org/draft-03/schema",
"title":"Services",
"required":true,
"properties":{
"href":{
"type":"string",
"title":"href",
"description":"This services API href.",
"required":true
},
"items":{
"type":"array",
"title":"Service set",
"required":true,
"items":{
"type":"object",
"title":"Service",
"description":"A Hadoop service.",
"required":false,
"properties":{
"ServiceInfo":{
"type":"object",
"title":"Service information.",
"name":"ServiceInfo",
"required":true,
"properties":{
"cluster_name":{
"type":"string",
"title":"ClusterName",
"description":"The associated cluster name.",
"required":true
},
"service_name":{
"type":"string",
"title":"ServiceName",
"description":"The service name.",
"required":true
}
}
},
"href":{
"type":"string",
"description":"This service API href.",
"required":true
}
}
}
}
}
}
Example
GET api/v1/clusters/c1/services/MAPREDUCE
200 OK
{
"href" : "http://your.ambari.server/api/v1/clusters/c1/services/MAPREDUCE",
"ServiceInfo" : {
"cluster_name" : "c1",
"state" : "STARTED",
"service_name" : "MAPREDUCE",
"desired_configs" : { }
},
"components" : [
{
"href" : "http://your.ambari.server/api/v1/clusters/c1/services/MAPREDUCE/components/MAPREDUCE_CLIENT",
"ServiceComponentInfo" : {
"cluster_name" : "c1",
"component_name" : "MAPREDUCE_CLIENT",
"service_name" : "MAPREDUCE"
}
},
{
"href" : "http://your.ambari.server/api/v1/clusters/c1/services/MAPREDUCE/components/TASKTRACKER",
"ServiceComponentInfo" : {
"cluster_name" : "c1",
"component_name" : "TASKTRACKER",
"service_name" : "MAPREDUCE"
}
},
{
"href" : "http://your.ambari.server/api/v1/clusters/c1/services/MAPREDUCE/components/JOBTRACKER",
"ServiceComponentInfo" : {
"cluster_name" : "c1",
"component_name" : "JOBTRACKER",
"service_name" : "MAPREDUCE"
}
}
]
}
Schema
{
"type":"object",
"$schema": "http://json-schema.org/draft-03/schema",
"title": "Service",
"required":true,
"properties":{
"ServiceInfo": {
"type":"object",
"title": "Service information",
"required":true,
"properties":{
"cluster_name": {
"type":"string",
"title": "ClusterName",
"description": "The associated cluster name.",
"required":true
},
"desired_configs":{
"type":"object",
"required":false
},
"service_name": {
"type":"string",
"title": "ServiceName",
"description": "The name of the service.",
"required":true
},
"state": {
"type":"string",
"title": "State",
"description": "The state of the service.",
"required":true
}
}
},
"components": {
"type":"array",
"title": "Component set",
"description": "The service components.",
"required":true,
"items":
{
"type":"object",
"title": "ServiceComponent",
"required":false,
"properties":{
"ServiceComponentInfo": {
"type":"object",
"title": "ServiceComponentInfo",
"description": "The component information.",
"required":true,
"properties":{
"cluster_name": {
"type":"string",
"title": "ClusterName",
"description": "The associated cluster name.",
"required":true
},
"component_name": {
"type":"string",
"title": "ComponentName",
"description": "The component name.",
"required":true
},
"service_name": {
"type":"string",
"title": "ServiceName",
"description": "The associated service name.",
"required":true
}
}
},
"href": {
"type":"string",
"description": "The component API href.",
"required":true
}
}
}
},
"href": {
"type":"string",
"description": "This service API href.",
"required":true
}
}
}
Example
GET api/v1/clusters/c1/services/HDFS/components
200 OK
{
"href" : "http://your.ambari.server/api/v1/clusters/c1/services/HDFS/components",
"items" : [
{
"href" : "http://your.ambari.server/api/v1/clusters/c1/services/HDFS/components/SECONDARY_NAMENODE",
"ServiceComponentInfo" : {
"cluster_name" : "c1",
"component_name" : "SECONDARY_NAMENODE",
"service_name" : "HDFS"
}
},
{
"href" : "http://your.ambari.server/api/v1/clusters/c1/services/HDFS/components/NAMENODE",
"ServiceComponentInfo" : {
"cluster_name" : "c1",
"component_name" : "NAMENODE",
"service_name" : "HDFS"
}
},
{
"href" : "http://your.ambari.server/api/v1/clusters/c1/services/HDFS/components/DATANODE",
"ServiceComponentInfo" : {
"cluster_name" : "c1",
"component_name" : "DATANODE",
"service_name" : "HDFS"
}
},
{
"href" : "http://your.ambari.server/api/v1/clusters/c1/services/HDFS/components/HDFS_CLIENT",
"ServiceComponentInfo" : {
"cluster_name" : "c1",
"component_name" : "HDFS_CLIENT",
"service_name" : "HDFS"
}
}
]
}
Schema
{
"type":"object",
"$schema": "http://json-schema.org/draft-03/schema",
"title": "Components",
"required":true,
"properties":{
"href": {
"type":"string",
"description": "This components API href.",
"required":true
},
"items": {
"type":"array",
"title": "Component set",
"required":true,
"items":
{
"type":"object",
"title": "Component",
"required":false,
"properties":{
"ServiceComponentInfo": {
"type":"object",
"title": "ServiceComponentInfo",
"description": "Service component information.",
"required":true,
"properties":{
"cluster_name": {
"type":"string",
"title": "ClusterName",
"description": "The associated cluster name.",
"required":true
},
"component_name": {
"type":"string",
"title": "Component name",
"description": "The component name.",
"required":true
},
"service_name": {
"type":"string",
"title": "ServiceName",
"description": "The associated service name.",
"required":true
}
}
},
"href": {
"type":"string",
"description": "This component API href.",
"required":true
}
}
}
}
}
}
Example
GET api/v1/clusters/c1/services/HDFS/components/NAMENODE
200 OK
{
"href" : "http://your.ambari.server/api/v1/clusters/c1/services/HDFS/components/NAMENODE",
"ServiceComponentInfo" : {
"NonHeapMemoryUsed" : 23582424,
"PercentRemaining" : 94.873405,
"CapacityUsed" : 184320,
"state" : "STARTED",
"HeapMemoryUsed" : 364351400,
"service_name" : "HDFS",
"HeapMemoryMax" : 1006632960,
"UpgradeFinalized" : true,
"DecomNodes" : "{}",
"Safemode" : "",
"CapacityRemaining" : 842208030720,
"StartTime" : 1369852360564,
"Version" : "1.2.0.1.3.0.0-107, rd4625cb994e0143f5f4b538f0f2f4a41ad6464a2",
"BlocksTotal" : 7,
"LiveNodes" : "{\"ip-10-39-130-141.ec2.internal\":{\"usedSpace\":184320,\"lastContact\":1}}",
"component_name" : "NAMENODE",
"PercentUsed" : 2.0763358E-5,
"TotalFiles" : 23,
"NonDfsUsedSpace" : 45509476352,
"MissingBlocks" : 0,
"cluster_name" : "c1",
"NonHeapMemoryMax" : 136314880,
"UnderReplicatedBlocks" : 7,
"CapacityTotal" : 887717691392,
"CorruptBlocks" : 0,
"DeadNodes" : "{}",
"desired_configs" : { }
},
"metrics" : {
"boottime" : 1.369844638E9,
"process" : {
"proc_total" : 336.0,
"proc_run" : 0.0
},
"rpc" : {
"rpcAuthorizationSuccesses" : 31,
"rpcAuthorizationFailures" : 0,
"SentBytes" : 542666,
"ReceivedBytes" : 1169896,
"NumOpenConnections" : 0,
"callQueueLen" : 0,
"rpcAuthenticationSuccesses" : 0,
"RpcQueueTime_num_ops" : 3789,
"RpcProcessingTime_num_ops" : 3789,
"RpcProcessingTime_avg_time" : 0.0,
"rpcAuthenticationFailures" : 0,
"RpcQueueTime_avg_time" : 0.33333333333333337
},
"dfs" : {
"namenode" : {
"Threads" : 122,
"PercentRemaining" : 94.873405,
"JournalTransactionsBatchedInSync" : 0.0,
"CreateFileOps" : 2,
"GetListingOps" : 17,
"UpgradeFinalized" : true,
"Transactions_num_ops" : 15,
"Free" : 842208030720,
"GetBlockLocations" : 0,
"NameDirStatuses" : "{\"failed\":{},\"active\":{\"/grid/1/hadoop/hdfs/namenode\":\"IMAGE_AND_EDITS\",\"/grid/0/hadoop/hdfs/namenode\":\"IMAGE_AND_EDITS\"}}",
"DecomNodes" : "{}",
"blockReport_num_ops" : 2,
"Safemode" : "",
"SafemodeTime" : 65061.0,
"FilesInGetListingOps" : 32,
"Transactions_avg_time" : 0.0,
"TotalBlocks" : 7,
"DeleteFileOps" : 0.0,
"FilesCreated" : 3,
"Version" : "1.2.0.1.3.0.0-107, rd4625cb994e0143f5f4b538f0f2f4a41ad6464a2",
"AddBlockOps" : 2,
"fsImageLoadTime" : 1141.0,
"FilesRenamed" : 0.0,
"LiveNodes" : "{\"ip-10-39-130-141.ec2.internal\":{\"usedSpace\":184320,\"lastContact\":1}}",
"TotalFiles" : 23,
"PercentUsed" : 2.0763358E-5,
"FileInfoOps" : 40,
"NonDfsUsedSpace" : 45509476352,
"Syncs_avg_time" : 3.0,
"HostName" : "ip-10-39-130-141.ec2.internal",
"Syncs_num_ops" : 11,
"Used" : 184320,
"FilesDeleted" : 0.0,
"FilesAppended" : 0.0,
"blockReport_avg_time" : 0.0,
"Total" : 887717691392,
"DeadNodes" : "{}"
},
"FSNamesystem" : {
"BlocksTotal" : 7,
"ScheduledReplicationBlocks" : 0,
"CapacityTotalGB" : 827,
"CapacityUsedGB" : 0,
"CapacityUsed" : 184320,
"ExcessBlocks" : 0,
"MissingBlocks" : 0,
"PendingReplicationBlocks" : 0,
"FilesTotal" : 23,
"CapacityRemainingGB" : 784,
"CapacityRemaining" : 842208030720,
"UnderReplicatedBlocks" : 7,
"TotalLoad" : 1,
"CapacityTotal" : 887717691392,
"PendingDeletionBlocks" : 0,
"CorruptBlocks" : 0,
"BlockCapacity" : 2097152
}
},
"ugi" : {
"loginSuccess_num_ops" : 0,
"loginFailure_num_ops" : 0,
"loginSuccess_avg_time" : 0.0,
"loginFailure_avg_time" : 0.0
},
"disk" : {
"disk_total" : 896.17,
"disk_free" : 847.705,
"part_max_used" : 35.0
},
"cpu" : {
"cpu_speed" : 2266.0,
"cpu_num" : 2.0,
"cpu_wio" : 0.103611111111,
"cpu_idle" : 98.8122222222,
"cpu_nice" : 0.0,
"cpu_aidle" : 0.0,
"cpu_system" : 0.704166666667,
"cpu_user" : 0.404722222222
},
"rpcdetailed" : {
"addBlock_avg_time" : 1.0,
"versionRequest_num_ops" : 0.0,
"register_num_ops" : 0.0,
"getListing_num_ops" : 17,
"sendHeartbeat_num_ops" : 3524,
"blocksBeingWrittenReport_avg_time" : 1.0,
"rename_num_ops" : 0.0,
"create_avg_time" : 6.0,
"mkdirs_avg_time" : 16.0,
"delete_num_ops" : 0.0,
"create_num_ops" : 2,
"mkdirs_num_ops" : 0.0,
"delete_avg_time" : 18.0,
"addBlock_num_ops" : 2,
"getFileInfo_avg_time" : 1.0,
"rename_avg_time" : 2.0,
"getProtocolVersion_avg_time" : 0.0,
"getListing_avg_time" : 1.0,
"blockReceived_avg_time" : 0.0,
"getFileInfo_num_ops" : 40,
"register_avg_time" : 4.0,
"setPermission_num_ops" : 0.0,
"sendHeartbeat_avg_time" : 0.0,
"complete_avg_time" : 2.0,
"versionRequest_avg_time" : 1.0,
"complete_num_ops" : 2,
"setOwner_num_ops" : 0.0,
"blockReceived_num_ops" : 2,
"setSafeMode_avg_time" : 0.0,
"getProtocolVersion_num_ops" : 89,
"setOwner_avg_time" : 2.0,
"blocksBeingWrittenReport_num_ops" : 0.0,
"setSafeMode_num_ops" : 0.0,
"setReplication_num_ops" : 0.0,
"setPermission_avg_time" : 8.3,
"setReplication_avg_time" : 6.5
},
"load" : {
"load_fifteen" : 4.44444444444E-4,
"load_one" : 0.0238333333333,
"load_five" : 0.0313333333333
},
"jvm" : {
"memHeapCommittedM" : 960.0,
"logFatal" : 0,
"threadsWaiting" : 104,
"threadsBlocked" : 0,
"gcCount" : 2,
"logError" : 0,
"logWarn" : 1,
"memNonHeapCommittedM" : 23.375,
"memNonHeapUsedM" : 22.489952,
"gcTimeMillis" : 344,
"logInfo" : 3,
"memHeapUsedM" : 347.47256,
"threadsNew" : 0,
"threadsTerminated" : 0,
"threadsTimedWaiting" : 8,
"threadsRunnable" : 10
},
"memory" : {
"mem_total" : 7514116.0,
"swap_free" : 0.0,
"mem_buffers" : 99546.4555556,
"mem_shared" : 0.0,
"mem_free" : 5698209.91111,
"swap_total" : 0.0,
"mem_cached" : 808452.411111
},
"network" : {
"pkts_out" : 11.1144444444,
"bytes_in" : 3120.62555556,
"bytes_out" : 1943.344,
"pkts_in" : 20.0075555556
}
},
"host_components" : [
{
"href" : "http://your.ambari.server/api/v1/clusters/c1/hosts/ip-10-39-130-141.ec2.internal/host_components/NAMENODE",
"HostRoles" : {
"cluster_name" : "c1",
"component_name" : "NAMENODE",
"host_name" : "ip-10-39-130-141.ec2.internal"
}
}
]
}
Schema
{
"type":"object",
"$schema":"http://json-schema.org/draft-03/schema",
"title":"Component",
"required":true,
"properties":{
"ServiceComponentInfo":{
"type":"object",
"title":"ServiceComponentInfo",
"description":"Service component information.",
"required":true,
"properties":{
"BlocksTotal":{
"type":"number",
"required":false
},
"CapacityRemaining":{
"type":"number",
"required":false
},
"CapacityTotal":{
"type":"number",
"required":false
},
"CapacityUsed":{
"type":"number",
"required":false
},
"CorruptBlocks":{
"type":"number",
"required":false
},
"DeadNodes":{
"type":"string",
"required":false
},
"DecomNodes":{
"type":"string",
"required":false
},
"HeapMemoryMax":{
"type":"number",
"required":false
},
"HeapMemoryUsed":{
"type":"number",
"required":false
},
"LiveNodes":{
"type":"string",
"required":false
},
"MissingBlocks":{
"type":"number",
"required":false
},
"NonDfsUsedSpace":{
"type":"number",
"required":false
},
"NonHeapMemoryMax":{
"type":"number",
"required":false
},
"NonHeapMemoryUsed":{
"type":"number",
"required":false
},
"PercentRemaining":{
"type":"number",
"required":false
},
"PercentUsed":{
"type":"number",
"required":false
},
"Safemode":{
"type":"string",
"required":false
},
"StartTime":{
"type":"number",
"required":false
},
"TotalFiles":{
"type":"number",
"required":false
},
"UnderReplicatedBlocks":{
"type":"number",
"required":false
},
"UpgradeFinalized":{
"type":"boolean",
"required":false
},
"Version":{
"type":"string",
"required":false
},
"cluster_name":{
"type":"string",
"description":"The associated cluster name.",
"required":true
},
"component_name":{
"type":"string",
"description":"The component name.",
"required":true
},
"desired_configs":{
"type":"object",
"required":false
},
"service_name":{
"type":"string",
"description":"The associated service name.",
"required":true
},
"state":{
"type":"string",
"description":"The component state.",
"required":true
}
}
},
"host_components":{
"type":"array",
"title":"Host Component set",
"required":true,
"items":{
"type":"object",
"title":"Host Component",
"required":false,
"properties":{
"HostRoles":{
"type":"object",
"title":"HostComponentInfo",
"description":"Host component information.",
"required":true,
"properties":{
"cluster_name":{
"type":"string",
"title":"ClusterName",
"description":"Associated cluster name.",
"required":true
},
"component_name":{
"type":"string",
"title":"ComponentName",
"description":"Associated component name.",
"required":true
},
"host_name":{
"type":"string",
"title":"HostName",
"description":"Associated host name.",
"required":true
}
}
},
"href":{
"type":"string",
"description":"This host component API href.",
"required":true
}
}
}
},
"href":{
"type":"string",
"description":"This component API href.",
"required":true
},
"metrics":{
"type":"object",
"required":false
}
}
}
Example
GET api/v1/clusters/c1/hosts
200 OK
{
"href" : "http://your.ambari.server/api/v1/clusters/c1/hosts",
"items" : [
{
"href" : "http://your.ambari.server/api/v1/clusters/c1/hosts/ip-10-39-130-141.ec2.internal",
"Hosts" : {
"cluster_name" : "c1",
"host_name" : "ip-10-39-130-141.ec2.internal"
}
},
{
"href" : "http://your.ambari.server/api/v1/clusters/c1/hosts/ip-10-83-74-200.ec2.internal",
"Hosts" : {
"cluster_name" : "c1",
"host_name" : "ip-10-83-74-200.ec2.internal"
}
}
]
}
Schema
{
"type":"object",
"$schema":"http://json-schema.org/draft-03/schema",
"title":"Hosts",
"required":true,
"properties":{
"href":{
"type":"string",
"description":"This hosts API href.",
"required":true
},
"items":{
"type":"array",
"title":"Host set",
"required":true,
"items":{
"type":"object",
"title":"Host",
"required":false,
"properties":{
"Hosts":{
"type":"object",
"title":"HostInfo",
"description":"Host information.",
"required":true,
"properties":{
"cluster_name":{
"type":"string",
"title":"ClusterName",
"description":"The associated cluster name.",
"required":true
},
"host_name":{
"type":"string",
"title":"HostName",
"description":"The host name.",
"required":true
}
}
},
"href":{
"type":"string",
"description":"This host API href.",
"required":true
}
}
}
}
}
}
Example
GET api/v1/clusters/c1/hosts/ip-10-39-130-141.ec2.internal
200 OK
{
"href" : "http://your.ambari.server/api/v1/clusters/c1/hosts/ip-10-39-130-141.ec2.internal",
"metrics" : {
"boottime" : 1.369844638E9,
"part_max_used" : 35.0,
"process" : {
"proc_total" : 342.0,
"proc_run" : 0.0
},
"rpc" : {
"rpcAuthorizationFailures" : 0.0,
"SentBytes" : 49.62,
"ReceivedBytes" : 108.592222222,
"RpcQueueTime_num_ops" : 0.34,
"RpcProcessingTime_num_ops" : 0.34,
"RpcProcessingTime_avg_time" : 0.0
},
"ugi" : {
"loginFailure_num_ops" : 0.0,
"loginSuccess_num_ops" : 0.0,
"loginSuccess_avg_time" : 0.0,
"loginFailure_avg_time" : 0.0
},
"disk" : {
"disk_total" : 896.17,
"disk_free" : 847.702
},
"cpu" : {
"cpu_speed" : 2266.0,
"cpu_num" : 2.0,
"cpu_wio" : 0.223888888889,
"cpu_idle" : 98.7116666667,
"cpu_nice" : 0.0,
"cpu_aidle" : 0.0,
"cpu_system" : 0.709444444444,
"cpu_user" : 0.383333333333
},
"rpcdetailed" : {
"getTask_avg_time" : 1.0,
"ping_avg_time" : 1.0,
"done_avg_time" : 0.0,
"getProtocolVersion_avg_time" : 0.0,
"canCommit_num_ops" : 0.0,
"done_num_ops" : 0.0,
"ping_num_ops" : 0.0,
"commitPending_avg_time" : 1.0,
"statusUpdate_num_ops" : 0.0,
"statusUpdate_avg_time" : 0.5,
"getTask_num_ops" : 0.0,
"getProtocolVersion_num_ops" : 0.0,
"commitPending_num_ops" : 0.0,
"canCommit_avg_time" : 0.0
},
"load" : {
"load_fifteen" : 0.018,
"load_one" : 0.0478888888889,
"load_five" : 0.0584722222222
},
"jvm" : {
"memHeapCommittedM" : 960.0,
"logFatal" : 0.0,
"threadsBlocked" : 0.0,
"gcCount" : 0.0,
"threadsWaiting" : 104.0,
"logWarn" : 0.0,
"logError" : 0.0,
"memNonHeapCommittedM" : 23.375,
"memNonHeapUsedM" : 22.886139,
"gcTimeMillis" : 0.0,
"logInfo" : 0.0,
"memHeapUsedM" : 166.48633975,
"threadsNew" : 0.0,
"threadsTerminated" : 0.0,
"threadsTimedWaiting" : 8.0,
"threadsRunnable" : 10.0
},
"memory" : {
"mem_total" : 7514116.0,
"swap_free" : 0.0,
"mem_buffers" : 150268.911111,
"mem_shared" : 0.0,
"mem_free" : 5434371.77778,
"swap_total" : 0.0,
"mem_cached" : 811750.477778
},
"network" : {
"pkts_out" : 11.1887222222,
"bytes_in" : 3185.43230556,
"bytes_out" : 2271.82275,
"pkts_in" : 19.62675
}
},
"Hosts" : {
"host_status" : "HEALTHY",
"public_host_name" : "ec2-54-242-67-102.compute-1.amazonaws.com",
"cpu_count" : 2,
"rack_info" : "/default-rack",
"host_health_report" : "",
"os_arch" : "x86_64",
"host_name" : "ip-10-39-130-141.ec2.internal",
"disk_info" : [
{
"available" : "5882492",
"used" : "1952456",
"percent" : "25%",
"size" : "8254240",
"type" : "ext4",
"mountpoint" : "/"
},
{
"available" : "3757056",
"used" : "0",
"percent" : "0%",
"size" : "3757056",
"type" : "tmpfs",
"mountpoint" : "/dev/shm"
},
{
"available" : "411234588",
"used" : "203012",
"percent" : "1%",
"size" : "433455904",
"type" : "ext3",
"mountpoint" : "/grid/0"
},
{
"available" : "411234588",
"used" : "203012",
"percent" : "1%",
"size" : "433455904",
"type" : "ext3",
"mountpoint" : "/grid/1"
}
],
"ip" : "10.39.130.141",
"os_type" : "centos6",
"last_heartbeat_time" : 1369920956327,
"ph_cpu_count" : 1,
"host_state" : "HEALTHY",
"cluster_name" : "c1",
"last_registration_time" : 1369845198478,
"last_agent_env" : {
"paths" : [
{
"name" : "/etc/hadoop",
"type" : "directory"
},
{
"name" : "/etc/hadoop/conf",
"type" : "sym_link"
},
{
"name" : "/etc/hbase",
"type" : "not_exist"
},
{
"name" : "/etc/hcatalog",
"type" : "not_exist"
},
{
"name" : "/etc/hive",
"type" : "not_exist"
},
{
"name" : "/etc/oozie",
"type" : "not_exist"
},
{
"name" : "/etc/sqoop",
"type" : "not_exist"
},
{
"name" : "/etc/ganglia",
"type" : "directory"
},
{
"name" : "/etc/nagios",
"type" : "directory"
},
{
"name" : "/var/run/hadoop",
"type" : "directory"
},
{
"name" : "/var/run/zookeeper",
"type" : "not_exist"
},
{
"name" : "/var/run/hbase",
"type" : "not_exist"
},
{
"name" : "/var/run/templeton",
"type" : "not_exist"
},
{
"name" : "/var/run/oozie",
"type" : "not_exist"
},
{
"name" : "/var/log/hadoop",
"type" : "directory"
},
{
"name" : "/var/log/zookeeper",
"type" : "not_exist"
},
{
"name" : "/var/log/hbase",
"type" : "not_exist"
},
{
"name" : "/var/run/templeton",
"type" : "not_exist"
},
{
"name" : "/var/log/hive",
"type" : "not_exist"
},
{
"name" : "/var/log/nagios",
"type" : "directory"
}
],
"javaProcs" : [
{
"user" : "mapred",
"pid" : 5706,
"command" : "/usr/jdk/jdk1.6.0_31/bin/java -Dproc_tasktracker -Xmx1024m -Djava.net.preferIPv4Stack=true -Djava.net.preferIPv4Stack=true -Djava.net.preferIPv4Stack=true -server -Xmx1024m -Dhadoop.security.logger=ERROR,console -Dmapred.audit.logger=ERROR,console -Dhadoop.log.dir=/var/log/hadoop/mapred -Dhadoop.log.file=hadoop-mapred-tasktracker-ip-10-39-130-141.log -Dhadoop.home.dir=/usr/lib/hadoop/libexec/.. -Dhadoop.id.str=mapred -Dhadoop.root.logger=INFO,DRFA -Dhadoop.security.logger=INFO,NullAppender -Djava.library.path=/usr/lib/hadoop/libexec/../lib/native/Linux-amd64-64 -Dhadoop.policy.file=hadoop-policy.xml -classpath /etc/hadoop/conf:/usr/jdk/jdk1.6.0_31/lib/tools.jar:/usr/lib/hadoop/libexec/..:/usr/lib/hadoop/libexec/../hadoop-core-1.2.0.1.3.0.0-107.jar:/usr/lib/hadoop/libexec/../lib/ambari-log4j-1.2.5.9.jar:/usr/lib/hadoop/libexec/../lib/asm-3.2.jar:/usr/lib/hadoop/libexec/../lib/aspectjrt-1.6.11.jar:/usr/lib/hadoop/libexec/../lib/aspectjtools-1.6.11.jar:/usr/lib/hadoop/libexec/../lib/commons-beanutils-1.7.0.jar:/usr/lib/hadoop/libexec/../lib/commons-beanutils-core-1.8.0.jar:/usr/lib/hadoop/libexec/../lib/commons-cli-1.2.jar:/usr/lib/hadoop/libexec/../lib/commons-codec-1.4.jar:/usr/lib/hadoop/libexec/../lib/commons-collections-3.2.1.jar:/usr/lib/hadoop/libexec/../lib/commons-configuration-1.6.jar:/usr/lib/hadoop/libexec/../lib/commons-daemon-1.0.1.jar:/usr/lib/hadoop/libexec/../lib/commons-digester-1.8.jar:/usr/lib/hadoop/libexec/../lib/commons-el-1.0.jar:/usr/lib/hadoop/libexec/../lib/commons-httpclient-3.0.1.jar:/usr/lib/hadoop/libexec/../lib/commons-io-2.1.jar:/usr/lib/hadoop/libexec/../lib/commons-lang-2.4.jar:/usr/lib/hadoop/libexec/../lib/commons-logging-1.1.1.jar:/usr/lib/hadoop/libexec/../lib/commons-logging-api-1.0.4.jar:/usr/lib/hadoop/libexec/../lib/commons-math-2.1.jar:/usr/lib/hadoop/libexec/../lib/commons-net-3.1.jar:/usr/lib/hadoop/libexec/../lib/core-3.1.1.jar:/usr/lib/hadoop/libexec/../lib/guava-11.0.2.jar:/usr/lib/hadoop/libexec/../lib/hadoop-capacity-scheduler-1.2.0.1.3.0.0-107.jar:/usr/lib/hadoop/libexec/../lib/hadoop-fairscheduler-1.2.0.1.3.0.0-107.jar:/usr/lib/hadoop/libexec/../lib/hadoop-lzo-0.5.0.jar:/usr/lib/hadoop/libexec/../lib/hadoop-thriftfs-1.2.0.1.3.0.0-107.jar:/usr/lib/hadoop/libexec/../lib/hadoop-tools.jar:/usr/lib/hadoop/libexec/../lib/hsqldb-1.8.0.10.jar:/usr/lib/hadoop/libexec/../lib/jackson-core-asl-1.8.8.jar:/usr/lib/hadoop/libexec/../lib/jackson-mapper-asl-1.8.8.jar:/usr/lib/hadoop/libexec/../lib/jasper-compiler-5.5.12.jar:/usr/lib/hadoop/libexec/../lib/jasper-runtime-5.5.12.jar:/usr/lib/hadoop/libexec/../lib/jdeb-0.8.jar:/usr/lib/hadoop/libexec/../lib/jersey-core-1.8.jar:/usr/lib/hadoop/libexec/../lib/jersey-json-1.8.jar:/usr/lib/hadoop/libexec/../lib/jersey-server-1.8.jar:/usr/lib/hadoop/libexec/../lib/jets3t-0.6.1.jar:/usr/lib/hadoop/libexec/../lib/jetty-6.1.26.jar:/usr/lib/hadoop/libexec/../lib/jetty-util-6.1.26.jar:/usr/lib/hadoop/libexec/../lib/jsch-0.1.42.jar:/usr/lib/hadoop/libexec/../lib/junit-4.5.jar:/usr/lib/hadoop/libexec/../lib/kfs-0.2.2.jar:/usr/lib/hadoop/libexec/../lib/log4j-1.2.15.jar:/usr/lib/hadoop/libexec/../lib/mockito-all-1.8.5.jar:/usr/lib/hadoop/libexec/../lib/netty-3.6.2.Final.jar:/usr/lib/hadoop/libexec/../lib/oro-2.0.8.jar:/usr/lib/hadoop/libexec/../lib/postgresql-9.1-901-1.jdbc4.jar:/usr/lib/hadoop/libexec/../lib/servlet-api-2.5-20081211.jar:/usr/lib/hadoop/libexec/../lib/slf4j-api-1.4.3.jar:/usr/lib/hadoop/libexec/../lib/slf4j-log4j12-1.4.3.jar:/usr/lib/hadoop/libexec/../lib/xmlenc-0.52.jar:/usr/lib/hadoop/libexec/../lib/jsp-2.1/jsp-2.1.jar:/usr/lib/hadoop/libexec/../lib/jsp-2.1/jsp-api-2.1.jar::/usr/lib/hadoop-mapreduce/*:/usr/lib/hadoop-mapreduce/*:/usr/lib/hadoop-mapreduce/* org.apache.hadoop.mapred.TaskTracker",
"hadoop" : true
},
{
"user" : "hdfs",
"pid" : 7655,
"command" : "/usr/jdk/jdk1.6.0_31/bin/java -Dproc_datanode -Xmx1024m -Djava.net.preferIPv4Stack=true -Djava.net.preferIPv4Stack=true -Djava.net.preferIPv4Stack=true -server -Xmx1024m -Dhadoop.security.logger=ERROR,DRFAS -Dhadoop.log.dir=/var/log/hadoop/hdfs -Dhadoop.log.file=hadoop-hdfs-datanode-ip-10-39-130-141.log -Dhadoop.home.dir=/usr/lib/hadoop/libexec/.. -Dhadoop.id.str=hdfs -Dhadoop.root.logger=INFO,DRFA -Dhadoop.security.logger=INFO,NullAppender -Djava.library.path=/usr/lib/hadoop/libexec/../lib/native/Linux-amd64-64 -Dhadoop.policy.file=hadoop-policy.xml -classpath /etc/hadoop/conf:/usr/jdk/jdk1.6.0_31/lib/tools.jar:/usr/lib/hadoop/libexec/..:/usr/lib/hadoop/libexec/../hadoop-core-1.2.0.1.3.0.0-107.jar:/usr/lib/hadoop/libexec/../lib/ambari-log4j-1.2.5.9.jar:/usr/lib/hadoop/libexec/../lib/asm-3.2.jar:/usr/lib/hadoop/libexec/../lib/aspectjrt-1.6.11.jar:/usr/lib/hadoop/libexec/../lib/aspectjtools-1.6.11.jar:/usr/lib/hadoop/libexec/../lib/commons-beanutils-1.7.0.jar:/usr/lib/hadoop/libexec/../lib/commons-beanutils-core-1.8.0.jar:/usr/lib/hadoop/libexec/../lib/commons-cli-1.2.jar:/usr/lib/hadoop/libexec/../lib/commons-codec-1.4.jar:/usr/lib/hadoop/libexec/../lib/commons-collections-3.2.1.jar:/usr/lib/hadoop/libexec/../lib/commons-configuration-1.6.jar:/usr/lib/hadoop/libexec/../lib/commons-daemon-1.0.1.jar:/usr/lib/hadoop/libexec/../lib/commons-digester-1.8.jar:/usr/lib/hadoop/libexec/../lib/commons-el-1.0.jar:/usr/lib/hadoop/libexec/../lib/commons-httpclient-3.0.1.jar:/usr/lib/hadoop/libexec/../lib/commons-io-2.1.jar:/usr/lib/hadoop/libexec/../lib/commons-lang-2.4.jar:/usr/lib/hadoop/libexec/../lib/commons-logging-1.1.1.jar:/usr/lib/hadoop/libexec/../lib/commons-logging-api-1.0.4.jar:/usr/lib/hadoop/libexec/../lib/commons-math-2.1.jar:/usr/lib/hadoop/libexec/../lib/commons-net-3.1.jar:/usr/lib/hadoop/libexec/../lib/core-3.1.1.jar:/usr/lib/hadoop/libexec/../lib/guava-11.0.2.jar:/usr/lib/hadoop/libexec/../lib/hadoop-capacity-scheduler-1.2.0.1.3.0.0-107.jar:/usr/lib/hadoop/libexec/../lib/hadoop-fairscheduler-1.2.0.1.3.0.0-107.jar:/usr/lib/hadoop/libexec/../lib/hadoop-lzo-0.5.0.jar:/usr/lib/hadoop/libexec/../lib/hadoop-thriftfs-1.2.0.1.3.0.0-107.jar:/usr/lib/hadoop/libexec/../lib/hadoop-tools.jar:/usr/lib/hadoop/libexec/../lib/hsqldb-1.8.0.10.jar:/usr/lib/hadoop/libexec/../lib/jackson-core-asl-1.8.8.jar:/usr/lib/hadoop/libexec/../lib/jackson-mapper-asl-1.8.8.jar:/usr/lib/hadoop/libexec/../lib/jasper-compiler-5.5.12.jar:/usr/lib/hadoop/libexec/../lib/jasper-runtime-5.5.12.jar:/usr/lib/hadoop/libexec/../lib/jdeb-0.8.jar:/usr/lib/hadoop/libexec/../lib/jersey-core-1.8.jar:/usr/lib/hadoop/libexec/../lib/jersey-json-1.8.jar:/usr/lib/hadoop/libexec/../lib/jersey-server-1.8.jar:/usr/lib/hadoop/libexec/../lib/jets3t-0.6.1.jar:/usr/lib/hadoop/libexec/../lib/jetty-6.1.26.jar:/usr/lib/hadoop/libexec/../lib/jetty-util-6.1.26.jar:/usr/lib/hadoop/libexec/../lib/jsch-0.1.42.jar:/usr/lib/hadoop/libexec/../lib/junit-4.5.jar:/usr/lib/hadoop/libexec/../lib/kfs-0.2.2.jar:/usr/lib/hadoop/libexec/../lib/log4j-1.2.15.jar:/usr/lib/hadoop/libexec/../lib/mockito-all-1.8.5.jar:/usr/lib/hadoop/libexec/../lib/netty-3.6.2.Final.jar:/usr/lib/hadoop/libexec/../lib/oro-2.0.8.jar:/usr/lib/hadoop/libexec/../lib/postgresql-9.1-901-1.jdbc4.jar:/usr/lib/hadoop/libexec/../lib/servlet-api-2.5-20081211.jar:/usr/lib/hadoop/libexec/../lib/slf4j-api-1.4.3.jar:/usr/lib/hadoop/libexec/../lib/slf4j-log4j12-1.4.3.jar:/usr/lib/hadoop/libexec/../lib/xmlenc-0.52.jar:/usr/lib/hadoop/libexec/../lib/jsp-2.1/jsp-2.1.jar:/usr/lib/hadoop/libexec/../lib/jsp-2.1/jsp-api-2.1.jar::/usr/lib/hadoop-mapreduce/*:/usr/lib/hadoop-mapreduce/*:/usr/lib/hadoop-mapreduce/* org.apache.hadoop.hdfs.server.datanode.DataNode",
"hadoop" : true
},
{
"user" : "hdfs",
"pid" : 8053,
"command" : "/usr/jdk/jdk1.6.0_31/bin/java -Dproc_namenode -Xmx1024m -Djava.net.preferIPv4Stack=true -Djava.net.preferIPv4Stack=true -Djava.net.preferIPv4Stack=true -server -XX:ParallelGCThreads=8 -XX:+UseConcMarkSweepGC -XX:ErrorFile=/var/log/hadoop/hdfs/hs_err_pid%p.log -XX:NewSize=200m -XX:MaxNewSize=640m -Xloggc:/var/log/hadoop/hdfs/gc.log-201305291832 -verbose:gc -XX:+PrintGCDetails -XX:+PrintGCTimeStamps -XX:+PrintGCDateStamps -Xms1024m -Xmx1024m -Dhadoop.security.logger=INFO,DRFAS -Dhdfs.audit.logger=INFO,DRFAAUDIT -server -XX:ParallelGCThreads=8 -XX:+UseConcMarkSweepGC -XX:ErrorFile=/var/log/hadoop/hdfs/hs_err_pid%p.log -XX:NewSize=200m -XX:MaxNewSize=640m -Xloggc:/var/log/hadoop/hdfs/gc.log-201305291832 -verbose:gc -XX:+PrintGCDetails -XX:+PrintGCTimeStamps -XX:+PrintGCDateStamps -Xms1024m -Xmx1024m -Dhadoop.security.logger=INFO,DRFAS -Dhdfs.audit.logger=INFO,DRFAAUDIT -server -XX:ParallelGCThreads=8 -XX:+UseConcMarkSweepGC -XX:ErrorFile=/var/log/hadoop/hdfs/hs_err_pid%p.log -XX:NewSize=200m -XX:MaxNewSize=640m -Xloggc:/var/log/hadoop/hdfs/gc.log-201305291832 -verbose:gc -XX:+PrintGCDetails -XX:+PrintGCTimeStamps -XX:+PrintGCDateStamps -Xms1024m -Xmx1024m -Dhadoop.security.logger=INFO,DRFAS -Dhdfs.audit.logger=INFO,DRFAAUDIT -Dhadoop.log.dir=/var/log/hadoop/hdfs -Dhadoop.log.file=hadoop-hdfs-namenode-ip-10-39-130-141.log -Dhadoop.home.dir=/usr/lib/hadoop/libexec/.. -Dhadoop.id.str=hdfs -Dhadoop.root.logger=INFO,DRFA -Dhadoop.security.logger=INFO,DRFAS -Djava.library.path=/usr/lib/hadoop/libexec/../lib/native/Linux-amd64-64 -Dhadoop.policy.file=hadoop-policy.xml -classpath /etc/hadoop/conf:/usr/jdk/jdk1.6.0_31/lib/tools.jar:/usr/lib/hadoop/libexec/..:/usr/lib/hadoop/libexec/../hadoop-core-1.2.0.1.3.0.0-107.jar:/usr/lib/hadoop/libexec/../lib/ambari-log4j-1.2.5.9.jar:/usr/lib/hadoop/libexec/../lib/asm-3.2.jar:/usr/lib/hadoop/libexec/../lib/aspectjrt-1.6.11.jar:/usr/lib/hadoop/libexec/../lib/aspectjtools-1.6.11.jar:/usr/lib/hadoop/libexec/../lib/commons-beanutils-1.7.0.jar:/usr/lib/hadoop/libexec/../lib/commons-beanutils-core-1.8.0.jar:/usr/lib/hadoop/libexec/../lib/commons-cli-1.2.jar:/usr/lib/hadoop/libexec/../lib/commons-codec-1.4.jar:/usr/lib/hadoop/libexec/../lib/commons-collections-3.2.1.jar:/usr/lib/hadoop/libexec/../lib/commons-configuration-1.6.jar:/usr/lib/hadoop/libexec/../lib/commons-daemon-1.0.1.jar:/usr/lib/hadoop/libexec/../lib/commons-digester-1.8.jar:/usr/lib/hadoop/libexec/../lib/commons-el-1.0.jar:/usr/lib/hadoop/libexec/../lib/commons-httpclient-3.0.1.jar:/usr/lib/hadoop/libexec/../lib/commons-io-2.1.jar:/usr/lib/hadoop/libexec/../lib/commons-lang-2.4.jar:/usr/lib/hadoop/libexec/../lib/commons-logging-1.1.1.jar:/usr/lib/hadoop/libexec/../lib/commons-logging-api-1.0.4.jar:/usr/lib/hadoop/libexec/../lib/commons-math-2.1.jar:/usr/lib/hadoop/libexec/../lib/commons-net-3.1.jar:/usr/lib/hadoop/libexec/../lib/core-3.1.1.jar:/usr/lib/hadoop/libexec/../lib/guava-11.0.2.jar:/usr/lib/hadoop/libexec/../lib/hadoop-capacity-scheduler-1.2.0.1.3.0.0-107.jar:/usr/lib/hadoop/libexec/../lib/hadoop-fairscheduler-1.2.0.1.3.0.0-107.jar:/usr/lib/hadoop/libexec/../lib/hadoop-lzo-0.5.0.jar:/usr/lib/hadoop/libexec/../lib/hadoop-thriftfs-1.2.0.1.3.0.0-107.jar:/usr/lib/hadoop/libexec/../lib/hadoop-tools.jar:/usr/lib/hadoop/libexec/../lib/hsqldb-1.8.0.10.jar:/usr/lib/hadoop/libexec/../lib/jackson-core-asl-1.8.8.jar:/usr/lib/hadoop/libexec/../lib/jackson-mapper-asl-1.8.8.jar:/usr/lib/hadoop/libexec/../lib/jasper-compiler-5.5.12.jar:/usr/lib/hadoop/libexec/../lib/jasper-runtime-5.5.12.jar:/usr/lib/hadoop/libexec/../lib/jdeb-0.8.jar:/usr/lib/hadoop/libexec/../lib/jersey-core-1.8.jar:/usr/lib/hadoop/libexec/../lib/jersey-json-1.8.jar:/usr/lib/hadoop/libexec/../lib/jersey-server-1.8.jar:/usr/lib/hadoop/libexec/../lib/jets3t-0.6.1.jar:/usr/lib/hadoop/libexec/../lib/jetty-6.1.26.jar:/usr/lib/hadoop/libexec/../lib/jetty-util-6.1.26.jar:/usr/lib/hadoop/libexec/../lib/jsch-0.1.42.jar:/usr/lib/hadoop/libexec/../lib/junit-4.5.jar:/usr/lib/hadoop/libexec/../lib/kfs-0.2.2.jar:/usr/lib/hadoop/libexec/../lib/log4j-1.2.15.jar:/usr/lib/hadoop/libexec/../l",
"hadoop" : true
}
],
"rpms" : [
{
"name" : "nagios",
"installed" : true,
"version" : "nagios-3.2.3-2.el6.x86_64"
},
{
"name" : "ganglia",
"installed" : false
},
{
"name" : "hadoop",
"installed" : true,
"version" : "hadoop-1.2.0.1.3.0.0-107.el6.x86_64"
},
{
"name" : "hadoop-lzo",
"installed" : true,
"version" : "hadoop-lzo-0.5.0-1.x86_64"
},
{
"name" : "hbase",
"installed" : false
},
{
"name" : "oozie",
"installed" : false
},
{
"name" : "sqoop",
"installed" : false
},
{
"name" : "pig",
"installed" : false
},
{
"name" : "zookeeper",
"installed" : false
},
{
"name" : "hive",
"installed" : false
},
{
"name" : "libconfuse",
"installed" : true,
"version" : "libconfuse-2.7-4.el6.x86_64"
},
{
"name" : "ambari-log4j",
"installed" : true,
"version" : "ambari-log4j-1.2.5.9-1.noarch"
}
],
"varRunHadoopPidCount" : 3,
"varLogHadoopLogCount" : 4,
"etcAlternativesConf" : [
{
"name" : "/etc/alternatives/hadoop-conf",
"target" : "/etc/hadoop/conf.empty"
}
],
"repoInfo" : "could_not_determine"
},
"total_mem" : 7518289,
"desired_configs" : { }
},
"host_components" : [
{
"href" : "http://your.ambari.server/api/v1/clusters/c1/hosts/ip-10-39-130-141.ec2.internal/host_components/GANGLIA_SERVER",
"HostRoles" : {
"cluster_name" : "c1",
"component_name" : "GANGLIA_SERVER",
"host_name" : "ip-10-39-130-141.ec2.internal"
}
},
{
"href" : "http://your.ambari.server/api/v1/clusters/c1/hosts/ip-10-39-130-141.ec2.internal/host_components/DATANODE",
"HostRoles" : {
"cluster_name" : "c1",
"component_name" : "DATANODE",
"host_name" : "ip-10-39-130-141.ec2.internal"
}
},
{
"href" : "http://your.ambari.server/api/v1/clusters/c1/hosts/ip-10-39-130-141.ec2.internal/host_components/MAPREDUCE_CLIENT",
"HostRoles" : {
"cluster_name" : "c1",
"component_name" : "MAPREDUCE_CLIENT",
"host_name" : "ip-10-39-130-141.ec2.internal"
}
},
{
"href" : "http://your.ambari.server/api/v1/clusters/c1/hosts/ip-10-39-130-141.ec2.internal/host_components/NAMENODE",
"HostRoles" : {
"cluster_name" : "c1",
"component_name" : "NAMENODE",
"host_name" : "ip-10-39-130-141.ec2.internal"
}
},
{
"href" : "http://your.ambari.server/api/v1/clusters/c1/hosts/ip-10-39-130-141.ec2.internal/host_components/HDFS_CLIENT",
"HostRoles" : {
"cluster_name" : "c1",
"component_name" : "HDFS_CLIENT",
"host_name" : "ip-10-39-130-141.ec2.internal"
}
},
{
"href" : "http://your.ambari.server/api/v1/clusters/c1/hosts/ip-10-39-130-141.ec2.internal/host_components/TASKTRACKER",
"HostRoles" : {
"cluster_name" : "c1",
"component_name" : "TASKTRACKER",
"host_name" : "ip-10-39-130-141.ec2.internal"
}
},
{
"href" : "http://your.ambari.server/api/v1/clusters/c1/hosts/ip-10-39-130-141.ec2.internal/host_components/NAGIOS_SERVER",
"HostRoles" : {
"cluster_name" : "c1",
"component_name" : "NAGIOS_SERVER",
"host_name" : "ip-10-39-130-141.ec2.internal"
}
},
{
"href" : "http://your.ambari.server/api/v1/clusters/c1/hosts/ip-10-39-130-141.ec2.internal/host_components/GANGLIA_MONITOR",
"HostRoles" : {
"cluster_name" : "c1",
"component_name" : "GANGLIA_MONITOR",
"host_name" : "ip-10-39-130-141.ec2.internal"
}
}
]
}
Schema
{
"type":"object",
"$schema": "http://json-schema.org/draft-03/schema",
"title": "Host",
"required":true,
"properties":{
"Hosts": {
"type":"object",
"title": "HostInfo",
"description": "Host information.",
"required":true,
"properties":{
"cluster_name": {
"type":"string",
"title": "ClusterName",
"description": "The associated cluster name.",
"required":true
},
"cpu_count": {
"type":"number",
"required":false
},
"desired_configs":{
"type":"object",
"required":false
},
"disk_info": {
"type":"array",
"title": "DiskInfo set",
"required":false,
"items":
{
"type":"object",
"title": "DiskInfo",
"description": "Disk information.",
"required":false
}
},
"host_health_report": {
"type":"string",
"required":false
},
"host_name": {
"type":"string",
"title": "HostName",
"description": "The host name.",
"required":true
},
"host_state": {
"type":"string",
"title": "HostState",
"description": "The state of the host.",
"required":false
},
"host_status": {
"type":"string",
"title": "HostStatus",
"required":false
},
"ip": {
"type":"string",
"required":true
},
"last_agent_env": {
"type":"object",
"required":false
},
"last_heartbeat_time": {
"type":"number",
"required":false
},
"last_registration_time": {
"type":"number",
"required":false
},
"os_arch": {
"type":"string",
"required":true
},
"os_type": {
"type":"string",
"required":true
},
"ph_cpu_count": {
"type":"number",
"required":false
},
"public_host_name": {
"type":"string",
"required":false
},
"rack_info": {
"type":"string",
"required":false
},
"total_mem": {
"type":"number",
"required":false
}
}
},
"host_components": {
"type":"array",
"title": "Host Component set",
"required":true,
"items":
{
"type":"object",
"title": "HostComponent",
"required":false,
"properties":{
"HostRoles": {
"type":"object",
"title": "HostComponentInfo",
"description": "Host component information.",
"required":true,
"properties":{
"cluster_name": {
"type":"string",
"title": "ClusterName",
"description": "The associated cluster name.",
"required":true
},
"component_name": {
"type":"string",
"title": "ComponentName",
"description": "The associated component name.",
"required":true
},
"host_name": {
"type":"string",
"title": "HostName",
"description": "The associated host name.",
"required":true
}
}
},
"href": {
"type":"string",
"description": "This host component API href.",
"required":true
}
}
}
},
"href": {
"type":"string",
"description": "This host API href.",
"required":true
},
"metrics":{
"type":"object",
"required":false
}
}
}
Example
GET api/v1/clusters/c1/hosts/ip-10-39-130-141.ec2.internal/host_components
200 OK
{
"href" : "http://your.ambari.server/api/v1/clusters/c1/hosts/ip-10-39-130-141.ec2.internal/host_components",
"items" : [
{
"href" : "http://your.ambari.server/api/v1/clusters/c1/hosts/ip-10-39-130-141.ec2.internal/host_components/MAPREDUCE_CLIENT",
"HostRoles" : {
"cluster_name" : "c1",
"component_name" : "MAPREDUCE_CLIENT",
"host_name" : "ip-10-39-130-141.ec2.internal"
},
"host" : {
"href" : "http://your.ambari.server/api/v1/clusters/c1/hosts/ip-10-39-130-141.ec2.internal"
}
},
{
"href" : "http://your.ambari.server/api/v1/clusters/c1/hosts/ip-10-39-130-141.ec2.internal/host_components/NAGIOS_SERVER",
"HostRoles" : {
"cluster_name" : "c1",
"component_name" : "NAGIOS_SERVER",
"host_name" : "ip-10-39-130-141.ec2.internal"
},
"host" : {
"href" : "http://your.ambari.server/api/v1/clusters/c1/hosts/ip-10-39-130-141.ec2.internal"
}
},
{
"href" : "http://your.ambari.server/api/v1/clusters/c1/hosts/ip-10-39-130-141.ec2.internal/host_components/TASKTRACKER",
"HostRoles" : {
"cluster_name" : "c1",
"component_name" : "TASKTRACKER",
"host_name" : "ip-10-39-130-141.ec2.internal"
},
"host" : {
"href" : "http://your.ambari.server/api/v1/clusters/c1/hosts/ip-10-39-130-141.ec2.internal"
}
},
{
"href" : "http://your.ambari.server/api/v1/clusters/c1/hosts/ip-10-39-130-141.ec2.internal/host_components/GANGLIA_SERVER",
"HostRoles" : {
"cluster_name" : "c1",
"component_name" : "GANGLIA_SERVER",
"host_name" : "ip-10-39-130-141.ec2.internal"
},
"host" : {
"href" : "http://your.ambari.server/api/v1/clusters/c1/hosts/ip-10-39-130-141.ec2.internal"
}
},
{
"href" : "http://your.ambari.server/api/v1/clusters/c1/hosts/ip-10-39-130-141.ec2.internal/host_components/DATANODE",
"HostRoles" : {
"cluster_name" : "c1",
"component_name" : "DATANODE",
"host_name" : "ip-10-39-130-141.ec2.internal"
},
"host" : {
"href" : "http://your.ambari.server/api/v1/clusters/c1/hosts/ip-10-39-130-141.ec2.internal"
}
},
{
"href" : "http://your.ambari.server/api/v1/clusters/c1/hosts/ip-10-39-130-141.ec2.internal/host_components/GANGLIA_MONITOR",
"HostRoles" : {
"cluster_name" : "c1",
"component_name" : "GANGLIA_MONITOR",
"host_name" : "ip-10-39-130-141.ec2.internal"
},
"host" : {
"href" : "http://your.ambari.server/api/v1/clusters/c1/hosts/ip-10-39-130-141.ec2.internal"
}
},
{
"href" : "http://your.ambari.server/api/v1/clusters/c1/hosts/ip-10-39-130-141.ec2.internal/host_components/NAMENODE",
"HostRoles" : {
"cluster_name" : "c1",
"component_name" : "NAMENODE",
"host_name" : "ip-10-39-130-141.ec2.internal"
},
"host" : {
"href" : "http://your.ambari.server/api/v1/clusters/c1/hosts/ip-10-39-130-141.ec2.internal"
}
},
{
"href" : "http://your.ambari.server/api/v1/clusters/c1/hosts/ip-10-39-130-141.ec2.internal/host_components/HDFS_CLIENT",
"HostRoles" : {
"cluster_name" : "c1",
"component_name" : "HDFS_CLIENT",
"host_name" : "ip-10-39-130-141.ec2.internal"
},
"host" : {
"href" : "http://your.ambari.server/api/v1/clusters/c1/hosts/ip-10-39-130-141.ec2.internal"
}
}
]
}
Schema
{
"type":"object",
"$schema":"http://json-schema.org/draft-03/schema",
"title":"HostComponents",
"required":true,
"properties":{
"href":{
"type":"string",
"description":"This host components API href.",
"required":true
},
"items":{
"type":"array",
"title":"Host Component set",
"required":true,
"items":{
"type":"object",
"title":"HostComponent",
"required":false,
"properties":{
"HostRoles":{
"type":"object",
"title":"HostComponentInfo",
"description":"Host component information.",
"required":true,
"properties":{
"cluster_name":{
"type":"string",
"title":"ClusterName",
"description":"The associated cluster name.",
"required":true
},
"component_name":{
"type":"string",
"title":"ComponentName",
"description":"The associated component name.",
"required":true
},
"host_name":{
"type":"string",
"title":"HostName",
"description":"The associated host name.",
"required":true
}
}
},
"host":{
"type":"object",
"title":"Host",
"description":"The associateed host.",
"required":true,
"properties":{
"href":{
"type":"string",
"description":"This host API href.",
"required":true
}
}
},
"href":{
"type":"string",
"description":"This host component API href.",
"required":true
}
}
}
}
}
}
Example
GET api/v1/clusters/c1/hosts/ip-10-39-130-141.ec2.internal/host_components/NAMENODE
200 OK
{
"href" : "http://your.ambari.server/api/v1/clusters/c1/hosts/ip-10-39-130-141.ec2.internal/host_components/NAMENODE",
"HostRoles" : {
"cluster_name" : "c1",
"desired_state" : "STARTED",
"component_name" : "NAMENODE",
"state" : "STARTED",
"host_name" : "ip-10-39-130-141.ec2.internal",
"desired_stack_id" : "HDP-1.3.0",
"stack_id" : "HDP-1.3.0",
"configs" : { },
"desired_configs" : { },
"actual_configs" : {
"mapred-site" : {
"user" : null,
"tag" : "version1"
},
"hdfs-site" : {
"user" : null,
"tag" : "version1"
},
"global" : {
"user" : null,
"tag" : "version1369851987025"
},
"core-site" : {
"user" : null,
"tag" : "version1369851987025"
}
}
},
"host" : {
"href" : "http://your.ambari.server/api/v1/clusters/c1/hosts/ip-10-39-130-141.ec2.internal"
},
"metrics" : {
"boottime" : 1.369844638E9,
"process" : {
"proc_total" : 336.0,
"proc_run" : 0.0
},
"rpc" : {
"rpcAuthorizationSuccesses" : 274,
"rpcAuthorizationFailures" : 0,
"SentBytes" : 3586747,
"ReceivedBytes" : 7824880,
"NumOpenConnections" : 0,
"callQueueLen" : 0,
"rpcAuthenticationSuccesses" : 0,
"RpcQueueTime_num_ops" : 24533,
"RpcProcessingTime_num_ops" : 24533,
"RpcProcessingTime_avg_time" : 0.0,
"rpcAuthenticationFailures" : 0,
"RpcQueueTime_avg_time" : 0.0
},
"dfs" : {
"namenode" : {
"Threads" : 122,
"PercentRemaining" : 94.873405,
"JournalTransactionsBatchedInSync" : 0.0,
"CreateFileOps" : 2,
"GetListingOps" : 17,
"UpgradeFinalized" : true,
"Transactions_num_ops" : 15,
"Free" : 842208030720,
"GetBlockLocations" : 0,
"NameDirStatuses" : "{\"failed\":{},\"active\":{\"/grid/1/hadoop/hdfs/namenode\":\"IMAGE_AND_EDITS\",\"/grid/0/hadoop/hdfs/namenode\":\"IMAGE_AND_EDITS\"}}",
"DecomNodes" : "{}",
"blockReport_num_ops" : 2,
"Safemode" : "",
"SafemodeTime" : 65061.0,
"FilesInGetListingOps" : 32,
"Transactions_avg_time" : 0.0,
"TotalBlocks" : 7,
"DeleteFileOps" : 0.0,
"FilesCreated" : 3,
"Version" : "1.2.0.1.3.0.0-107, rd4625cb994e0143f5f4b538f0f2f4a41ad6464a2",
"AddBlockOps" : 2,
"fsImageLoadTime" : 1141.0,
"FilesRenamed" : 0.0,
"LiveNodes" : "{\"ip-10-39-130-141.ec2.internal\":{\"usedSpace\":184320,\"lastContact\":1}}",
"TotalFiles" : 23,
"PercentUsed" : 2.0763358E-5,
"FileInfoOps" : 40,
"NonDfsUsedSpace" : 45509476352,
"Syncs_avg_time" : 3.0,
"HostName" : "ip-10-39-130-141.ec2.internal",
"Syncs_num_ops" : 11,
"Used" : 184320,
"FilesDeleted" : 0.0,
"FilesAppended" : 0.0,
"blockReport_avg_time" : 0.0,
"Total" : 887717691392,
"DeadNodes" : "{}"
},
"FSNamesystem" : {
"BlocksTotal" : 7,
"ScheduledReplicationBlocks" : 0,
"CapacityTotalGB" : 827,
"CapacityUsedGB" : 0,
"CapacityUsed" : 184320,
"ExcessBlocks" : 0,
"MissingBlocks" : 0,
"PendingReplicationBlocks" : 0,
"FilesTotal" : 23,
"CapacityRemainingGB" : 784,
"CapacityRemaining" : 842208030720,
"UnderReplicatedBlocks" : 7,
"TotalLoad" : 1,
"CapacityTotal" : 887717691392,
"PendingDeletionBlocks" : 0,
"CorruptBlocks" : 0,
"BlockCapacity" : 2097152
}
},
"ugi" : {
"loginSuccess_num_ops" : 0,
"loginFailure_num_ops" : 0,
"loginSuccess_avg_time" : 0.0,
"loginFailure_avg_time" : 0.0
},
"disk" : {
"disk_total" : 896.17,
"disk_free" : 847.702,
"part_max_used" : 35.0
},
"cpu" : {
"cpu_speed" : 2266.0,
"cpu_num" : 2.0,
"cpu_wio" : 1.90194444444,
"cpu_idle" : 96.9752777778,
"cpu_nice" : 0.0,
"cpu_aidle" : 0.0,
"cpu_system" : 0.695555555556,
"cpu_user" : 0.415833333333
},
"rpcdetailed" : {
"addBlock_avg_time" : 1.0,
"versionRequest_num_ops" : 0.0,
"register_num_ops" : 0.0,
"getListing_num_ops" : 17,
"sendHeartbeat_num_ops" : 24030,
"blocksBeingWrittenReport_avg_time" : 1.0,
"rename_num_ops" : 0.0,
"create_avg_time" : 6.0,
"mkdirs_avg_time" : 16.0,
"delete_num_ops" : 0.0,
"create_num_ops" : 2,
"mkdirs_num_ops" : 0.0,
"delete_avg_time" : 18.0,
"addBlock_num_ops" : 2,
"getFileInfo_avg_time" : 1.0,
"rename_avg_time" : 2.0,
"getProtocolVersion_avg_time" : 0.0,
"getListing_avg_time" : 1.0,
"blockReceived_avg_time" : 0.0,
"getFileInfo_num_ops" : 40,
"register_avg_time" : 4.0,
"setPermission_num_ops" : 0.0,
"sendHeartbeat_avg_time" : 0.0,
"complete_avg_time" : 2.0,
"versionRequest_avg_time" : 1.0,
"complete_num_ops" : 2,
"setOwner_num_ops" : 0.0,
"blockReceived_num_ops" : 2,
"setSafeMode_avg_time" : 0.0,
"getProtocolVersion_num_ops" : 89,
"setOwner_avg_time" : 2.0,
"blocksBeingWrittenReport_num_ops" : 0.0,
"setSafeMode_num_ops" : 0.0,
"setReplication_num_ops" : 0.0,
"setPermission_avg_time" : 8.33333333333,
"setReplication_avg_time" : 6.5
},
"load" : {
"load_fifteen" : 0.0233611111111,
"load_one" : 0.155111111111,
"load_five" : 0.106666666667
},
"jvm" : {
"memHeapCommittedM" : 960.0,
"NonHeapMemoryUsed" : 24003104,
"logFatal" : 0,
"threadsWaiting" : 104,
"gcCount" : 6,
"threadsBlocked" : 0,
"HeapMemoryUsed" : 296185672,
"logWarn" : 1,
"logError" : 0,
"HeapMemoryMax" : 1006632960,
"memNonHeapCommittedM" : 23.375,
"memNonHeapUsedM" : 22.891144,
"gcTimeMillis" : 608,
"NonHeapMemoryMax" : 136314880,
"logInfo" : 3,
"threadsNew" : 0,
"memHeapUsedM" : 282.316,
"threadsTerminated" : 0,
"threadsTimedWaiting" : 8,
"threadsRunnable" : 10
},
"memory" : {
"mem_total" : 7514116.0,
"swap_free" : 0.0,
"mem_buffers" : 152297.411111,
"mem_shared" : 0.0,
"mem_free" : 5430989.3,
"swap_total" : 0.0,
"mem_cached" : 811919.0
},
"network" : {
"pkts_out" : 11.18,
"bytes_in" : 3083.69333333,
"bytes_out" : 2018.94738889,
"pkts_in" : 19.6518333333
}
},
"component" : [
{
"href" : "http://your.ambari.server/api/v1/clusters/c1/services/HDFS/components/NAMENODE",
"ServiceComponentInfo" : {
"cluster_name" : "c1",
"component_name" : "NAMENODE",
"service_name" : "HDFS"
}
}
]
}
Schema
{
"type":"object",
"$schema": "http://json-schema.org/draft-03/schema",
"title": "HostComponent",
"required":true,
"properties":{
"HostRoles": {
"type":"object",
"title": "HostComponentInfo",
"description": "Host component information.",
"required":true,
"properties":{
"actual_configs": {
"type":"object",
"required":false
},
"cluster_name": {
"type":"string",
"title": "ClusterName",
"description": "The associated cluster name.",
"required":true
},
"component_name": {
"type":"string",
"title": "ComponentName",
"description": "The associated component name.",
"required":true
},
"configs": {
"type":"object",
"required":false
},
"desired_configs":{
"type":"object",
"title":"DesiredConfiguration",
"required":false
},
"desired_stack_id": {
"type":"string",
"required":false
},
"desired_state": {
"type":"string",
"required":false
},
"host_name": {
"type":"string",
"title": "HostName",
"description": "The associated host name.",
"required":true
},
"stack_id": {
"type":"string",
"required":false
},
"state": {
"type":"string",
"title": "State",
"description": "The host component state.",
"required":true
}
}
},
"component": {
"type":"array",
"title": "Component set",
"description": "The associated component set.",
"minitems": "1",
"maxitems": "1",
"required":true,
"items":
{
"type":"object",
"title": "Component",
"description": "The associated component.",
"required":true,
"properties":{
"ServiceComponentInfo": {
"type":"object",
"title": "ServiceComponentInfo",
"description": "Service component information.",
"required":true,
"properties":{
"cluster_name": {
"type":"string",
"title": "ClusterName",
"description": "The associated cluster name.",
"required":true
},
"component_name": {
"type":"string",
"title": "ComponentName",
"description": "The component name.",
"required":true
},
"service_name": {
"type":"string",
"title": "ServiceName",
"description": "The service name.",
"required":true
}
}
},
"href": {
"type":"string",
"description": "This component API href.",
"required":true
}
}
}
},
"host": {
"type":"object",
"title": "Host",
"description": "Associated host.",
"required":true,
"properties":{
"href": {
"type":"string",
"description": "This host API href.",
"required":true
}
}
},
"href": {
"type":"string",
"description": "This host component API href.",
"required":true
},
"metrics":{
"type":"object",
"required":false
}
}
}
Example
GET api/v1/clusters/c1/configurations
200 OK
{
"href" : "http://your.ambari.server/api/v1/clusters/c1/configurations",
"items" : [
{
"href" : "http://your.ambari.server/api/v1/clusters/c1/configurations?type=mapred-site&tag=version1",
"tag" : "version1",
"type" : "mapred-site",
"Config" : {
"cluster_name" : "c1"
}
},
{
"href" : "http://your.ambari.server/api/v1/clusters/c1/configurations?type=hdfs-site&tag=version1",
"tag" : "version1",
"type" : "hdfs-site",
"Config" : {
"cluster_name" : "c1"
}
},
{
"href" : "http://your.ambari.server/api/v1/clusters/c1/configurations?type=core-site&tag=version1369851987025",
"tag" : "version1369851987025",
"type" : "core-site",
"Config" : {
"cluster_name" : "c1"
}
},
{
"href" : "http://your.ambari.server/api/v1/clusters/c1/configurations?type=global&tag=version1369851987025",
"tag" : "version1369851987025",
"type" : "global",
"Config" : {
"cluster_name" : "c1"
}
},
{
"href" : "http://your.ambari.server/api/v1/clusters/c1/configurations?type=global&tag=version1",
"tag" : "version1",
"type" : "global",
"Config" : {
"cluster_name" : "c1"
}
},
{
"href" : "http://your.ambari.server/api/v1/clusters/c1/configurations?type=core-site&tag=version1",
"tag" : "version1",
"type" : "core-site",
"Config" : {
"cluster_name" : "c1"
}
}
]
}
Schema
{
"type":"object",
"$schema":"http://json-schema.org/draft-03/schema",
"title":"Configurations",
"required":true,
"properties":{
"href":{
"type":"string",
"description":"This configurations API href.",
"required":true
},
"items":{
"type":"array",
"title":"Configuration set",
"required":true,
"items":{
"type":"object",
"title":"Configuration",
"required":false,
"properties":{
"Config":{
"type":"object",
"title":"ConfigInfo",
"description":"Configuration information.",
"required":true,
"properties":{
"cluster_name":{
"type":"string",
"title":"ClusterName",
"description":"The associated cluster name.",
"required":true
}
}
},
"href":{
"type":"string",
"description":"This configuration API href.",
"required":true
},
"tag":{
"type":"string",
"required":true
},
"type":{
"type":"string",
"required":true
}
}
}
}
}
}
Example
GET api/v1/clusters/c1/configurations?type=mapred-site&tag=version1
200 OK
{
"href" : "http://your.ambari.server/api/v1/clusters/c1/configurations?type=mapred-site&tag=version1",
"items" : [
{
"href" : "http://your.ambari.server/api/v1/clusters/c1/configurations?type=mapred-site&tag=version1",
"tag" : "version1",
"type" : "mapred-site",
"Config" : {
"cluster_name" : "c1"
},
"properties" : {
"mapred.reduce.tasks.speculative.execution" : "false",
"mapred.tasktracker.map.tasks.maximum" : "4",
"mapred.hosts.exclude" : "/etc/hadoop/mapred.exclude",
"mapreduce.tasktracker.group" : "hadoop",
"mapred.job.reduce.input.buffer.percent" : "0.0",
"mapreduce.reduce.input.limit" : "10737418240",
"mapred.map.tasks.speculative.execution" : "false",
"mapreduce.fileoutputcommitter.marksuccessfuljobs" : "false",
"mapreduce.jobtracker.kerberos.principal" : "jt/_HOST@EXAMPLE.COM",
"mapred.output.compression.type" : "BLOCK",
"mapred.userlog.retain.hours" : "24",
"mapred.job.reuse.jvm.num.tasks" : "1",
"mapred.system.dir" : "/mapred/system",
"mapreduce.tasktracker.keytab.file" : "/etc/security/keytabs/tt.service.keytab",
"mapred.task.tracker.task-controller" : "org.apache.hadoop.mapred.DefaultTaskController",
"io.sort.factor" : "100",
"mapreduce.history.server.http.address" : "ip-10-83-74-200.ec2.internal:51111",
"mapred.jobtracker.maxtasks.per.job" : "-1",
"mapred.cluster.reduce.memory.mb" : "-1",
"io.sort.spill.percent" : "0.9",
"mapred.reduce.parallel.copies" : "30",
"tasktracker.http.threads" : "50",
"mapred.healthChecker.script.path" : "file:////mapred/jobstatus",
"mapreduce.cluster.administrators" : " hadoop",
"jetty.connector" : "org.mortbay.jetty.nio.SelectChannelConnector",
"mapred.inmem.merge.threshold" : "1000",
"mapred.job.reduce.memory.mb" : "-1",
"mapred.job.map.memory.mb" : "-1",
"mapreduce.jobhistory.kerberos.principal" : "jt/_HOST@EXAMPLE.COM",
"mapred.cluster.map.memory.mb" : "-1",
"mapred.jobtracker.retirejob.interval" : "21600000",
"mapred.job.tracker.persist.jobstatus.hours" : "1",
"mapred.cluster.max.map.memory.mb" : "-1",
"mapred.reduce.slowstart.completed.maps" : "0.05",
"hadoop.job.history.user.location" : "none",
"mapred.job.tracker.handler.count" : "50",
"mapred.healthChecker.interval" : "135000",
"mapred.jobtracker.blacklist.fault-bucket-width" : "15",
"mapred.task.timeout" : "600000",
"mapred.jobtracker.taskScheduler" : "org.apache.hadoop.mapred.CapacityTaskScheduler",
"mapred.max.tracker.blacklists" : "16",
"mapreduce.jobhistory.keytab.file" : "/etc/security/keytabs/jt.service.keytab",
"mapred.map.output.compression.codec" : "org.apache.hadoop.io.compress.SnappyCodec",
"mapred.jobtracker.retirejob.check" : "10000",
"mapred.tasktracker.tasks.sleeptime-before-sigkill" : "250",
"mapreduce.jobtracker.staging.root.dir" : "/user",
"mapred.job.shuffle.input.buffer.percent" : "0.7",
"mapred.jobtracker.completeuserjobs.maximum" : "5",
"mapred.job.tracker.persist.jobstatus.active" : "false",
"mapred.tasktracker.reduce.tasks.maximum" : "2",
"mapreduce.history.server.embedded" : "false",
"mapred.job.tracker.http.address" : "ip-10-83-74-200.ec2.internal:50030",
"mapred.queue.names" : "default",
"mapred.job.tracker.history.completed.location" : "/mapred/history/done",
"mapred.child.java.opts" : "-server -Xmx768m -Djava.net.preferIPv4Stack=true",
"mapred.jobtracker.blacklist.fault-timeout-window" : "180",
"mapreduce.jobtracker.split.metainfo.maxsize" : "50000000",
"mapred.healthChecker.script.timeout" : "60000",
"mapred.jobtracker.restart.recover" : "false",
"mapreduce.jobtracker.keytab.file" : "/etc/security/keytabs/jt.service.keytab",
"mapred.hosts" : "/etc/hadoop/mapred.include",
"mapred.local.dir" : "/grid/0/hadoop/mapred,/grid/1/hadoop/mapred",
"mapreduce.tasktracker.kerberos.principal" : "tt/_HOST@EXAMPLE.COM",
"mapred.job.tracker.persist.jobstatus.dir" : "/etc/hadoop/health_check",
"mapred.job.tracker" : "ip-10-83-74-200.ec2.internal:50300",
"io.sort.record.percent" : ".2",
"mapred.cluster.max.reduce.memory.mb" : "-1",
"io.sort.mb" : "200",
"mapred.job.shuffle.merge.percent" : "0.66",
"mapred.child.root.logger" : "INFO,TLA"
}
}
]
}
Schema
{
"type":"object",
"$schema":"http://json-schema.org/draft-03/schema",
"title":"Configuration",
"required":true,
"properties":{
"href":{
"type":"string",
"description":"This configurations API href.",
"required":true
},
"items":{
"type":"array",
"title":"Configuration set",
"required":true,
"items":{
"type":"object",
"title":"Configuration",
"required":false,
"properties":{
"Config":{
"type":"object",
"title":"ConfigInfo",
"description":"Configuration information.",
"required":true,
"properties":{
"cluster_name":{
"type":"string",
"title":"ClusterName",
"description":"The associated cluster name.",
"required":true
}
}
},
"href":{
"type":"string",
"description":"This configuration API href.",
"required":true
},
"properties":{
"type":"object",
"required":true
},
"tag":{
"type":"string",
"required":true
},
"type":{
"type":"string",
"required":true
}
}
}
}
}
}
Example
GET /api/v1/clusters/c1/requests/2
{
"href" : "http://your.ambari.server/api/v1/clusters/c1/requests/2",
"Requests" : {
"cluster_name" : "c1",
"id" : 2,
"request_context" : "Start Services"
},
"tasks" : [
{
"href" : "http://your.ambari.server/api/v1/clusters/c1/requests/2/tasks/15",
"Tasks" : {
"cluster_name" : "c1",
"id" : 15,
"request_id" : 2
}
},
{
"href" : "http://your.ambari.server/api/v1/clusters/c1/requests/2/tasks/16",
"Tasks" : {
"cluster_name" : "c1",
"id" : 16,
"request_id" : 2
}
},
{
"href" : "http://your.ambari.server/api/v1/clusters/c1/requests/2/tasks/17",
"Tasks" : {
"cluster_name" : "c1",
"id" : 17,
"request_id" : 2
}
}
]
}
Schema
{
"type":"object",
"$schema": "http://json-schema.org/draft-03/schema",
"title": "Request",
"required":true,
"properties":{
"Requests": {
"type":"object",
"title": "RequestInfo",
"description":"Request information",
"required":true,
"properties":{
"cluster_name": {
"type":"string",
"title": "ClusterName",
"required":true
},
"id": {
"type":"number",
"Title": "Id",
"required":true
},
"request_context": {
"type":"string",
"title": "RequestContext",
"required":false
}
}
},
"href": {
"type":"string",
"description": "This request API href",
"required":true
},
"tasks": {
"type":"array",
"title": "Task set",
"required":true,
"items":
{
"type":"object",
"title": "Task",
"required":true,
"properties":{
"Tasks": {
"type":"object",
"title": "Task info",
"required":true,
"properties":{
"cluster_name": {
"type":"string",
"title": "ClusterName",
"required":true
},
"id": {
"type":"number",
"title": "Id",
"required":true
},
"request_id": {
"type":"number",
"title": "RequestId",
"required":true
}
}
},
"href": {
"type":"string",
"title": "This task API href",
"required":true
}
}
}
}
}
}
Example
GET api/v1/clusters/c1/requests/2/tasks/15
{
"href" : "http://dev01.ambari.apache.org:8080/api/v1/clusters/c1/requests/2/tasks/15",
"Tasks" : {
"attempt_cnt" : 1,
"cluster_name" : "c1",
"command" : "START",
"exit_code" : 0,
"host_name" : "dev01.ambari.apache.org",
"id" : 15,
"request_id" : 2,
"role" : "DATANODE",
"stage_id" : 1,
"start_time" : 1375283290257,
"status" : "COMPLETED",
"stderr" : "none",
"stdout" : "notice: /Stage[2]/Hdp-hadoop::Initialize/Configgenerator::Configfile…
}
}
Schema
{
"type":"object",
"$schema": "http://json-schema.org/draft-03/schema",
"title": "Task",
"required":true,
"properties":{
"Tasks": {
"type":"object",
"title": "Task Info",
"required":true,
"properties":{
"attempt_cnt": {
"type":"number",
"title": "AttemptCount",
"required":false
},
"cluster_name": {
"type":"string",
"title": "ClusterName",
"required":true
},
"command": {
"type":"string",
"title": "Command",
"required":false
},
"exit_code": {
"type":"number",
"title": "ExitCode",
"required":false
},
"host_name": {
"type":"string",
"title": "HostName",
"required":false
},
"id": {
"type":"number",
"title": "Id",
"required":true
},
"request_id": {
"type":"number",
"title": "RequestId",
"required":true
},
"role": {
"type":"string",
"title": "Role",
"required":false
},
"stage_id": {
"type":"number",
"title": "StageId",
"required":false
},
"start_time": {
"type":"number",
"title": "StartTime",
"required":false
},
"status": {
"type":"string",
"title": "Status",
"required":true
},
"stderr": {
"type":"string",
"title": "StdErr",
"required":false
},
"stdout": {
"type":"string",
"title": "StdOut",
"required":false
}
}
},
"href": {
"type":"string",
"title": "This task API href",
"required":true
}
}
}
Example
PUT /clusters/c1/services/HDFS/
{
"ServiceInfo": {
"state" : "STARTED"
}
}
202 Accepted
{
"href" : "http://your.ambari.server/api/v1/clusters/c1/requests/6",
"Requests" : {
"id" : 6,
"status" : "InProgress"
}
}
Schema
{
"type":"object",
"$schema":"http://json-schema.org/draft-03/schema",
"title":"AcceptedRequest",
"required":false,
"properties":{
"Requests":{
"type":"object",
"title":"Request",
"required":true,
"properties":{
"id":{
"type":"number",
"title":"RequestId",
"description":"The unique id of the request.",
"required":true
},
"status":{
"type":"string",
"title":"Status",
"description":"The request status.",
"required":true
}
}
},
"href":{
"type":"string",
"description":"This request API href.",
"required":true
}
}
}