github.com/coreos/mantle@v0.13.0/cmd/ore/gcloud/list.go (about)

     1  // Copyright 2015 CoreOS, Inc.
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //     http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package gcloud
    16  
    17  import (
    18  	"fmt"
    19  	"os"
    20  
    21  	"github.com/spf13/cobra"
    22  
    23  	"github.com/coreos/mantle/platform/api/gcloud"
    24  )
    25  
    26  var (
    27  	cmdList = &cobra.Command{
    28  		Use:   "list-instances --prefix=<prefix>",
    29  		Short: "List instances on GCE",
    30  		Run:   runList,
    31  	}
    32  )
    33  
    34  func init() {
    35  	GCloud.AddCommand(cmdList)
    36  }
    37  
    38  func runList(cmd *cobra.Command, args []string) {
    39  	if len(args) != 0 {
    40  		fmt.Fprintf(os.Stderr, "Unrecognized args in plume list cmd: %v\n", args)
    41  		os.Exit(2)
    42  	}
    43  
    44  	vms, err := api.ListInstances(opts.BaseName)
    45  	if err != nil {
    46  		fmt.Fprintf(os.Stderr, "Failed listing vms: %v\n", err)
    47  		os.Exit(1)
    48  	}
    49  
    50  	for _, vm := range vms {
    51  		_, extIP := gcloud.InstanceIPs(vm)
    52  		fmt.Printf("%v:\n", vm.Name)
    53  		fmt.Printf(" extIP: %v\n", extIP)
    54  	}
    55  }