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[TOC] ## 介绍 Goodrain datacenter controller util - A new cli application。通过此命令可以获取应用运行详细信息、计算节点信息、租户应用信息以及操作容器。 grctl命令优点: 1.可以快速获取应用运行信息 2.可以获取计算节点信息 3.可以获取租户应用信息 4.可以便捷调试应用 ## 安装 默认集成在云帮中 ## 命令 ``` grctl [global options] command [command options] [arguments...] COMMANDS: exec 进入容器方法。grctl exec POD_NAME COMMAND get 获取应用运行详细信息。grctl get PATH log 获取服务的日志。grctl log SERVICE_ID node 获取计算节点信息 tenant 获取租户应用(包括未运行)信息。 grctl tenant TENANT_NAME help, h Shows a list of commands or help for one command GLOBAL OPTIONS: --config FILE, -c FILE Load configuration from FILE (default: "/etc/goodrain/grctl.json") --region.url value, -u value Region api url. to form region get other config (default: "http://region.goodrain.me:8888") --help, -h show help --version, -v print the version ``` ## 使用 #### get命令 ``` NAME: grctl get - 获取应用运行详细信息。grctl get PATH USAGE: grctl get [command options] [arguments...] OPTIONS: --url value URL of the app. eg. https://user.goodrain.com/apps/goodrain/dev-debug/detail/ 通过此命令可以获取容器ip(podip)、容器所在节点(PodHostIP)、容器状态 ``` 例子: 应用URL可以是完整的URL地址(如:https://user.goodrain.com/apps/goodrain/dev-debug/detail/),也可以租户名+应用别名(如:goodrain/dev-debug) ``` root@ali-sh-rain01:~# grctl get https://user.goodrain.com/apps/goodrain/dev-debug/detail/ Namespace: b7584c080ad24fafaa812a7739174b50 ServiceID: f398048d1a2998b05e556330b05ec1aa RcName: 6e91345d7f3b67aae9274d47f687098b RcCreateTime: 2017-04-17T14:27:51+08:00 PodNumber: 0/1 K8sServiceName: service74d47f687098b5000 K8sServiceClusterIP: 11.1.213.143 K8sServicePorts: (TCP:5000) -------------------Pod_0----------------------- PodName: 6e91345d7f3b67aae9274d47f687098b-a0000 PodStatus: Running PodIP: 192.168.0.38 PodHostIP: 10.0.4.17 PodHostName: 10.0.4.17 PodVolumePath: /grdata/tenant/b7584c080ad24fafaa812a7739174b50/service/f398048d1a2998b05e556330b05ec1aa PodStratTime: 2017-04-17T14:27:51+08:00 Containers: +--------------+----------------------------------+--------------------+---------------------------+ | ID | Name | Image | State | +--------------+----------------------------------+--------------------+---------------------------+ | f41bc20ef8d0 | f398048d1a2998b05e556330b05ec1aa | goodrain.me/runner | 2017-04-17T14:27:55+08:00 | +--------------+----------------------------------+--------------------+---------------------------+ ``` #### exec命令 ``` NAME: grctl exec - 进入容器方法。grctl exec POD_NAME COMMAND USAGE: grctl exec [arguments...] ``` 例子: POD_NAME可以通过grctl get 应用URL获取 ``` root@ali-sh-rain01:~# grctl exec 6f92b39f54b7a86d1f1f01d15e7eb213-a0000 ls Godeps Procfile bin conf hello.go vendor ``` #### log命令 ``` NAME: grctl log - 获取服务的日志。grctl log SERVICE_ID USAGE: grctl log [command options] [arguments...] OPTIONS: -f 添加此参数日志持续输出。 ``` 例子: ``` root@ali-sh-rain01:~# grctl log f398048d1a2998b05e556330b05ec1aa f41bc20ef8d0: 10.0.4.12 - - [24/Apr/2017:01:02:47 +0800] "GET / HTTP/1.0" 302 - "-" "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11_2) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/47.0.2526.80 Safari/537.36" ``` <!-- #### node命令 ``` NAME: grctl node - 获取计算节点信息 USAGE: grctl node [arguments...] ``` 例子: --> #### tenant命令 ``` NAME: grctl tenant - 获取租户应用(包括未运行)信息。 grctl tenant TENANT_NAME USAGE: grctl tenant [arguments...] ``` 例子: ``` root@ali-sh-rain01:~# grctl tenant admail +----------------------------------+----------------------------------+----------+ | 租户ID | 服务ID | 服务别名 | +----------------------------------+----------------------------------+----------+ | bf952b88223a44d7adbd260af7b6296d | 9af1bc7cb64827813912ea8d3232013b | gr32013b | | bf952b88223a44d7adbd260af7b6296d | c0d38160d0c8b3147a46710a8d906e7e | gr906e7e | | bf952b88223a44d7adbd260af7b6296d | 162187346b7bf0edb534dac0c2c23d50 | grc23d50 | +----------------------------------+----------------------------------+----------+ ```