github.com/vmware/govmomi@v0.43.0/govc/library/subscriber/info.go (about)

     1  /*
     2  Copyright (c) 2020 VMware, Inc. All Rights Reserved.
     3  
     4  Licensed under the Apache License, Version 2.0 (the "License");
     5  you may not use this file except in compliance with the License.
     6  You may obtain a copy of the License at
     7  
     8  	http://www.apache.org/licenses/LICENSE-2.0
     9  
    10  Unless required by applicable law or agreed to in writing, software
    11  distributed under the License is distributed on an "AS IS" BASIS,
    12  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13  See the License for the specific language governing permissions and
    14  limitations under the License.
    15  */
    16  
    17  package subscriber
    18  
    19  import (
    20  	"context"
    21  	"flag"
    22  	"fmt"
    23  	"io"
    24  	"text/tabwriter"
    25  
    26  	"github.com/vmware/govmomi/find"
    27  	"github.com/vmware/govmomi/govc/cli"
    28  	"github.com/vmware/govmomi/govc/flags"
    29  	"github.com/vmware/govmomi/vapi/library"
    30  	"github.com/vmware/govmomi/vim25/types"
    31  )
    32  
    33  type info struct {
    34  	*flags.ClientFlag
    35  	*flags.OutputFlag
    36  }
    37  
    38  func init() {
    39  	cli.Register("library.subscriber.info", &info{})
    40  }
    41  
    42  func (cmd *info) Register(ctx context.Context, f *flag.FlagSet) {
    43  	cmd.ClientFlag, ctx = flags.NewClientFlag(ctx)
    44  	cmd.OutputFlag, ctx = flags.NewOutputFlag(ctx)
    45  	cmd.ClientFlag.Register(ctx, f)
    46  	cmd.OutputFlag.Register(ctx, f)
    47  }
    48  
    49  func (cmd *info) Process(ctx context.Context) error {
    50  	if err := cmd.ClientFlag.Process(ctx); err != nil {
    51  		return err
    52  	}
    53  	return cmd.OutputFlag.Process(ctx)
    54  }
    55  
    56  func (cmd *info) Usage() string {
    57  	return "PUBLISHED-LIBRARY SUBSCRIPTION-ID"
    58  }
    59  
    60  func (cmd *info) Description() string {
    61  	return `Library subscriber info.
    62  
    63  Examples:
    64    id=$(govc library.subscriber.ls | grep my-library-name | awk '{print $1}')
    65    govc library.subscriber.info published-library-name $id`
    66  }
    67  
    68  // path returns the inventory path for id, if possible
    69  func (cmd *info) path(kind, id string) string {
    70  	if id == "" {
    71  		return ""
    72  	}
    73  	ref := types.ManagedObjectReference{Type: kind, Value: id}
    74  	c, err := cmd.Client()
    75  	if err == nil {
    76  		ctx := context.Background()
    77  		e, err := find.NewFinder(c, false).Element(ctx, ref)
    78  		if err == nil {
    79  			return e.Path
    80  		}
    81  	}
    82  	return id
    83  }
    84  
    85  type infoResultsWriter struct {
    86  	*library.Subscriber
    87  	cmd *info
    88  }
    89  
    90  func (r infoResultsWriter) Write(w io.Writer) error {
    91  	tw := tabwriter.NewWriter(w, 2, 0, 2, ' ', 0)
    92  
    93  	_, _ = fmt.Fprintf(tw, "Name:\t%s\n", r.LibraryName)
    94  	_, _ = fmt.Fprintf(tw, "  ID:\t%s\n", r.LibraryID)
    95  	_, _ = fmt.Fprintf(tw, "  Location:\t%s\n", r.LibraryLocation)
    96  
    97  	p := r.cmd.path
    98  
    99  	if r.Vcenter != nil {
   100  		p = func(kind, id string) string { return id }
   101  		port := ""
   102  		if r.Vcenter.Port != 0 {
   103  			port = fmt.Sprintf(":%d", r.Vcenter.Port)
   104  		}
   105  		_, _ = fmt.Fprintf(tw, "  vCenter:\t\n")
   106  		_, _ = fmt.Fprintf(tw, "    URL:\thttps://%s%s\n", r.Vcenter.Hostname, port)
   107  		_, _ = fmt.Fprintf(tw, "    GUID:\t%s\n", r.Vcenter.ServerGUID)
   108  	}
   109  
   110  	_, _ = fmt.Fprintf(tw, "  Placement:\t\n")
   111  	_, _ = fmt.Fprintf(tw, "    Folder:\t%s\n", p("Folder", r.Placement.Folder))
   112  	_, _ = fmt.Fprintf(tw, "    Cluster:\t%s\n", p("ClusterComputeResource", r.Placement.Cluster))
   113  	_, _ = fmt.Fprintf(tw, "    Pool:\t%s\n", p("ResourcePool", r.Placement.ResourcePool))
   114  	_, _ = fmt.Fprintf(tw, "    Network:\t%s\n", p("Network", r.Placement.Network))
   115  
   116  	return tw.Flush()
   117  }
   118  
   119  func (cmd *info) Run(ctx context.Context, f *flag.FlagSet) error {
   120  	c, err := cmd.RestClient()
   121  	if err != nil {
   122  		return err
   123  	}
   124  
   125  	lib, err := flags.ContentLibrary(ctx, c, f.Arg(0))
   126  	if err != nil {
   127  		return err
   128  	}
   129  	m := library.NewManager(c)
   130  
   131  	s, err := m.GetSubscriber(ctx, lib, f.Arg(1))
   132  	if err != nil {
   133  		return err
   134  	}
   135  
   136  	return cmd.WriteResult(infoResultsWriter{s, cmd})
   137  }