github.com/Ilhicas/nomad@v1.0.4-0.20210304152020-e86851182bc3/command/sentinel_list.go (about)

     1  package command
     2  
     3  import (
     4  	"fmt"
     5  	"strings"
     6  
     7  	"github.com/posener/complete"
     8  )
     9  
    10  type SentinelListCommand struct {
    11  	Meta
    12  }
    13  
    14  func (c *SentinelListCommand) Help() string {
    15  	helpText := `
    16  Usage: nomad sentinel list [options]
    17  
    18    List is used to display all the installed Sentinel policies.
    19  
    20    Sentinel commands are only available when ACLs are enabled. This command
    21    requires a management token.
    22  
    23  General Options:
    24  
    25    ` + generalOptionsUsage(usageOptsDefault|usageOptsNoNamespace) + `
    26  
    27  `
    28  	return strings.TrimSpace(helpText)
    29  }
    30  
    31  func (c *SentinelListCommand) AutocompleteFlags() complete.Flags {
    32  	return mergeAutocompleteFlags(c.Meta.AutocompleteFlags(FlagSetClient),
    33  		complete.Flags{})
    34  }
    35  
    36  func (c *SentinelListCommand) AutocompleteArgs() complete.Predictor {
    37  	return complete.PredictNothing
    38  }
    39  
    40  func (c *SentinelListCommand) Synopsis() string {
    41  	return "Display all Sentinel policies"
    42  }
    43  
    44  func (c *SentinelListCommand) Name() string { return "sentinel list" }
    45  
    46  func (c *SentinelListCommand) Run(args []string) int {
    47  	flags := c.Meta.FlagSet(c.Name(), FlagSetClient)
    48  	flags.Usage = func() { c.Ui.Output(c.Help()) }
    49  	if err := flags.Parse(args); err != nil {
    50  		return 1
    51  	}
    52  
    53  	if args = flags.Args(); len(args) > 0 {
    54  		c.Ui.Error("This command takes no arguments")
    55  		c.Ui.Error(commandErrorText(c))
    56  	}
    57  	// Get the HTTP client
    58  	client, err := c.Meta.Client()
    59  	if err != nil {
    60  		c.Ui.Error(fmt.Sprintf("Error initializing client: %s", err))
    61  		return 1
    62  	}
    63  
    64  	// Get the list of policies
    65  	policies, _, err := client.SentinelPolicies().List(nil)
    66  	if err != nil {
    67  		c.Ui.Error(fmt.Sprintf("Error listing Sentinel policies: %s", err))
    68  		return 1
    69  	}
    70  
    71  	if len(policies) == 0 {
    72  		c.Ui.Output("No policies found")
    73  		return 0
    74  	}
    75  
    76  	out := []string{}
    77  	out = append(out, "Name|Scope|Enforcement Level|Description")
    78  	for _, p := range policies {
    79  		line := fmt.Sprintf("%s|%s|%s|%s", p.Name, p.Scope, p.EnforcementLevel, p.Description)
    80  		out = append(out, line)
    81  	}
    82  	c.Ui.Output(formatList(out))
    83  	return 0
    84  }