[GitHub] [skywalking-cli] arugal opened a new pull request #15: [Feature] Support instance search command

[GitBox <gi...@apache.org>]

arugal opened a new pull request #15: [Feature] Support instance search command 
URL: https://github.com/apache/skywalking-cli/pull/15
 
 
   works like this:
   
   ```bash
   swctl i search -h
   
   NAME:
      swctl instance search - Filter the instance from the existing service instance list by given --regex and --service-id or --service-name parameters
   
   USAGE:
      swctl instance search [command options] [arguments...]
   
   OPTIONS:
      --start TIME         query start TIME
      --end TIME           query end TIME
      --regex Regex        search Regex
      --service-id ID      query service ID (priority over "--service-name")
      --service-name Name  query service Name
   
   swctl --debug --base-url=http://122.112.182.72:8080/graphql --display=yaml i search --service-id=2 --regex=projectB(.*)skywalking-server-0001  --start=2019-11-22 --step=MONTH
   
   DEBUG Debug mode is enabled                        
   DEBUG Using configurations:
    global:
      base-url: http://122.112.182.72:8080/graphql 
   DEBUG Start time: 2019-11-22 end time:             
   DEBUG >> variables: map[duration:{2019-11-22 2019-12-22 DAY} serviceId:2] 
   DEBUG >> query: 
                   query ($serviceId: ID!, $duration: Duration!) {
                           instances: getServiceInstances(duration: $duration, serviceId: $serviceId) {
                                   id
                                   name
                                   language
                                   instanceUUID
                                   attributes {
                                           name
                                           value
                                   }
                           }
                   }
            
   DEBUG >> headers: map[Accept:[application/json; charset=utf-8] Content-Type:[application/json; charset=utf-8]] 
   DEBUG << {"data":{"instances":[{"id":"2","name":"projectB-pid:24637@skywalking-server-0001","language":"JAVA","instanceUUID":"2eba68f2c3654683995a082cde5b29ce","attributes":[{"name":"os_name","value":"Linux"},{"name":"host_name","value":"skywalking-server-0001"},{"name":"process_no","value":"24637"},{"name":"ipv4s","value":"192.168.252.12"}]}]}} 
   - id: "2"
     name: projectB-pid:24637@skywalking-server-0001
     attributes:
     - name: os_name
       value: Linux
     - name: host_name
       value: skywalking-server-0001
     - name: process_no
       value: "24637"
     - name: ipv4s
       value: 192.168.252.12
     language: JAVA
     instanceuuid: 2eba68f2c3654683995a082cde5b29ce
   ```

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