Ambari Rest API

集群

获取集群信息

• /api/v1/clusters

curl -u 'admin:xxxx' http://<ip or hostname>:<port>/api/v1/clusters

"Clusters" : {
        "cluster_name" : "xxxxxx-xxxx"
      }

获取集群所有信息

• /api/v1/clusters/{$cluster_name}

curl -u 'admin:xxxx' http://<ip or hostname>:<port>/api/v1/clusters/{$cluster_name}

主机

获取集群下的所有机器

• /api/v1/clusters/{$cluster_name}/hosts

curl -u 'admin:xxxx' http://<ip or hostname>:<port>//api/v1/clusters/{$cluster_name}/hosts

"Hosts" : {
        "cluster_name" : "xxxxxx-xxxx",
        "host_name" : "core-xxxx"
      }

获取机器的详细信息

• /api/v1/clusters/{$cluster_name}/hosts/{$host_name}

curl -u 'admin:xxxx' http://<ip or hostname>:<port>//api/v1/clusters/{$cluster_name}/hosts/{$host_name}

Hosts 基本信息

alerts_summary 告警概览

metrics 指标

kerberos_identities kerberos信息

alerts 告警详情

stack_versions 软件栈版本

host_components 机器组件

• /api/v1/clusters/{$cluster_name}/hosts/{$host_name}?fields={$item}

curl -u 'admin:xxxx' http://<ip or hostname>:<port>/api/v1/clusters/{$cluster_name}/hosts/{$host_name}?fields={$item}

curl -u 'admin:xxxx' http://<ip or hostname>:<port>/api/v1/clusters/{$cluster_name}/hosts/{$host_name}?fields=Hosts

配置    描述
Hosts/host_name    主机名
Hosts/ip    主机ip地址
Hosts/total_mem    主机上可用总内存
Hosts/cpu_count    主机cpu数量
Hosts/os_arch    主机的操作系统架构（例如x86_64）
Hosts/os_type    主机的操作系统类型（例如 centos 6）
Hosts/disk_info    主机磁盘信息
Hosts/host_status    主机状态(未知,健康,不健康)
Hosts/host_state    主机状态
主机状态    描述
INIT    初始化主机状态
WAITING_FOR_HOST_STATUS_UPDATES    等待主机更新状态
HEALTHY   主机状态正常
HEARTBEAT_LOST    主机心跳丢失
UNHEALTHY    不健康状态

# 也单独查询
curl -u 'admin:xxxx' http://<ip or hostname>:<port>/api/v1/clusters/{$cluster_name}/hosts/{$host_name}?fields=Hosts/disk_info

服务

获取集群所有服务

• /api/v1/clusters/{$cluster_name}/services

curl -u 'admin:xxxx' http://<ip or hostname>:<port>/api/v1/clusters/{$cluster_name}/services

"ServiceInfo" : {
        "cluster_name" : "xxxxxx-xxxx",
        "service_name" : "YARN"
      }

获取服务详情

• /api/v1/clusters/{$cluster_name}/services/{$service_name}

curl -u 'admin:xxxx' http://<ip or hostname>:<port>/api/v1/clusters/{$cluster_name}/services/{$service_name}

ServiceInfo 基本信息

alerts_summary 告警概览

alerts 告警信息

components 组件信息

• /api/v1/clusters/{$cluster_name}/services/{$service_name}?fields={$item}

# 获取子项信息
curl -u 'admin:xxxx' http://<ip or hostname>:<port>/api/v1/clusters/{$cluster_name}/services/{$service_name}?fields={$item}

# 获取基本信息
curl -u 'admin:xxxx' http://<ip or hostname>:<port>/api/v1/clusters/{$cluster_name}/services/{$service_name}?fields=ServiceInfo

ServiceInfo/state    服务当前状态
状态    描述
INIT    初始状态
INSTALLING    服务安装中
INSTALL_FAILED    服务安装失败
INSTALLED    服务已安装
STARTING    服务启动中
STARTED    服务已启动
STOPPING    服务停止中
UNINSTALLING    服务卸载中
UNINSTALLED    服务已卸载
WIPING_OUT    已安装服务清除中
UPGRADING    服务升级中
MAINTENANCE    服务处于维护状态
UNKNOWN    无法确定服务状态

• 获取告警信息

curl -u 'admin:xxxx' http://<ip or hostname>:<port>/api/v1/clusters/{$cluster_name}/services/{$service_name}/alerts
或
curl -u 'admin:xxxx' http://<ip or hostname>:<port>/api/v1/clusters/{$cluster_name}/services/{$service_name}?fields=alerts

"Alert" : {
        "cluster_name" : "xxxxxx-xxxx",
        "create_time" : null,
        "create_user" : null,
        "definition_id" : 34,
        "definition_name" : "yarn_nodemanager_webui",
        "host_name" : "core-xxxx",
        "id" : 62,
        "service_name" : "YARN"
      }

# 获取告警详细信息
curl -u 'admin:xxxx' http://<ip or hostname>:<port>/api/v1/clusters/{$cluster_name}/services/{$service_name}/alerts/{$id}