github.com/vmware/govmomi@v0.51.0/cli/vcsa/proxy/proxy.go (about)

     1  // © Broadcom. All Rights Reserved.
     2  // The term “Broadcom” refers to Broadcom Inc. and/or its subsidiaries.
     3  // SPDX-License-Identifier: Apache-2.0
     4  
     5  package net
     6  
     7  import (
     8  	"context"
     9  	"flag"
    10  	"fmt"
    11  	"io"
    12  	"strings"
    13  	"text/tabwriter"
    14  
    15  	"github.com/vmware/govmomi/cli"
    16  	"github.com/vmware/govmomi/cli/flags"
    17  	vnetworking "github.com/vmware/govmomi/vapi/appliance/networking"
    18  )
    19  
    20  type info struct {
    21  	*flags.ClientFlag
    22  	*flags.OutputFlag
    23  }
    24  
    25  func init() {
    26  	cli.Register("vcsa.net.proxy.info", &info{})
    27  }
    28  
    29  func (cmd *info) Register(ctx context.Context, f *flag.FlagSet) {
    30  	cmd.ClientFlag, ctx = flags.NewClientFlag(ctx)
    31  	cmd.ClientFlag.Register(ctx, f)
    32  
    33  	cmd.OutputFlag, ctx = flags.NewOutputFlag(ctx)
    34  	cmd.OutputFlag.Register(ctx, f)
    35  }
    36  
    37  func (cmd *info) Process(ctx context.Context) error {
    38  	if err := cmd.ClientFlag.Process(ctx); err != nil {
    39  		return err
    40  	}
    41  	if err := cmd.OutputFlag.Process(ctx); err != nil {
    42  		return err
    43  	}
    44  	return nil
    45  }
    46  
    47  func (cmd *info) Description() string {
    48  	return `Retrieve the VC networking proxy configuration
    49  
    50  Examples:
    51    govc vcsa.net.proxy.info`
    52  }
    53  
    54  type proxyResult struct {
    55  	Proxy   *vnetworking.ProxyList `json:"proxy"`
    56  	NoProxy []string               `json:"noProxy"`
    57  }
    58  
    59  func (cmd *info) Run(ctx context.Context, f *flag.FlagSet) error {
    60  	c, err := cmd.RestClient()
    61  	if err != nil {
    62  		return err
    63  	}
    64  
    65  	fwd := vnetworking.NewManager(c)
    66  
    67  	proxyRes, err := fwd.ProxyList(ctx)
    68  	if err != nil {
    69  		fmt.Println(err)
    70  		return nil
    71  	}
    72  
    73  	noProxyRes, err := fwd.NoProxy(ctx)
    74  	if err != nil {
    75  		fmt.Println(err)
    76  		return nil
    77  	}
    78  
    79  	return cmd.WriteResult(&proxyResult{proxyRes, noProxyRes})
    80  }
    81  
    82  func (res proxyResult) Write(w io.Writer) error {
    83  	tw := tabwriter.NewWriter(w, 2, 0, 2, ' ', 0)
    84  	printProxyConfig("HTTP", res.Proxy.Http, tw)
    85  	printProxyConfig("HTTPS", res.Proxy.Https, tw)
    86  	printProxyConfig("FTP", res.Proxy.Ftp, tw)
    87  	fmt.Fprintf(tw, "No Proxy addresses:\t%s\n", strings.Join(res.NoProxy, ", "))
    88  
    89  	return tw.Flush()
    90  }
    91  
    92  func printProxyConfig(proxyName string, proxyProtocolConfig vnetworking.Proxy, w io.Writer) {
    93  	if !proxyProtocolConfig.Enabled {
    94  		fmt.Fprintf(w, "%s proxy:\tDisabled\n", proxyName)
    95  		return
    96  	}
    97  
    98  	fmt.Fprintf(w, "%s proxy:\tEnabled\n", proxyName)
    99  	fmt.Fprintf(w, "\tServer:\t%s\n", proxyProtocolConfig.Server)
   100  	fmt.Fprintf(w, "\tPort:\t%d\n", proxyProtocolConfig.Port)
   101  	if proxyProtocolConfig.Username != "" {
   102  		fmt.Fprintf(w, "\tUsername:\t%s\n", proxyProtocolConfig.Username)
   103  	}
   104  }