github.com/blixtra/nomad@v0.7.2-0.20171221000451-da9a1d7bb050/command/acl_token_self.go (about)

     1  package command
     2  
     3  import (
     4  	"fmt"
     5  	"strings"
     6  
     7  	"github.com/posener/complete"
     8  )
     9  
    10  type ACLTokenSelfCommand struct {
    11  	Meta
    12  }
    13  
    14  func (c *ACLTokenSelfCommand) Help() string {
    15  	helpText := `
    16  Usage: nomad acl token self
    17  
    18    Self is used to fetch information about the currently set ACL token.
    19  
    20  General Options:
    21  
    22    ` + generalOptionsUsage()
    23  
    24  	return strings.TrimSpace(helpText)
    25  }
    26  
    27  func (c *ACLTokenSelfCommand) AutocompleteFlags() complete.Flags {
    28  	return c.Meta.AutocompleteFlags(FlagSetClient)
    29  }
    30  
    31  func (c *ACLTokenSelfCommand) AutocompleteArgs() complete.Predictor {
    32  	return complete.PredictNothing
    33  }
    34  
    35  func (c *ACLTokenSelfCommand) Synopsis() string {
    36  	return "Lookup self ACL token"
    37  }
    38  
    39  func (c *ACLTokenSelfCommand) Run(args []string) int {
    40  	flags := c.Meta.FlagSet("acl token self", FlagSetClient)
    41  	flags.Usage = func() { c.Ui.Output(c.Help()) }
    42  	if err := flags.Parse(args); err != nil {
    43  		return 1
    44  	}
    45  
    46  	// Check that we have exactly one argument
    47  	args = flags.Args()
    48  	if l := len(args); l != 0 {
    49  		c.Ui.Error(c.Help())
    50  		return 1
    51  	}
    52  
    53  	// Get the HTTP client
    54  	client, err := c.Meta.Client()
    55  	if err != nil {
    56  		c.Ui.Error(fmt.Sprintf("Error initializing client: %s", err))
    57  		return 1
    58  	}
    59  
    60  	// Get the specified token information
    61  	token, _, err := client.ACLTokens().Self(nil)
    62  	if err != nil {
    63  		c.Ui.Error(fmt.Sprintf("Error fetching self token: %s", err))
    64  		return 1
    65  	}
    66  
    67  	// Format the output
    68  	c.Ui.Output(formatKVACLToken(token))
    69  	return 0
    70  }