mirror of
https://github.com/kemko/nomad.git
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146 lines
3.4 KiB
Go
146 lines
3.4 KiB
Go
// Copyright (c) HashiCorp, Inc.
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// SPDX-License-Identifier: BUSL-1.1
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package command
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import (
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"fmt"
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"strings"
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"time"
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"github.com/hashicorp/nomad/api"
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"github.com/posener/complete"
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)
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type NodeIntroCreateCommand struct {
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Meta
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// Fields for the command flags.
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json bool
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tmpl string
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ttl string
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nodeName string
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nodePool string
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}
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func (n *NodeIntroCreateCommand) Help() string {
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helpText := `
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Usage: nomad node intro create [options]
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Generates a new node introduction token. This token is used to authenticate
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a new Nomad client node to the cluster.
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If ACLs are enabled, this command requires a token with the 'node:write'
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capability.
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General Options:
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` + generalOptionsUsage(usageOptsDefault|usageOptsNoNamespace) + `
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Create Options:
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-node-name
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The name of the node to which the introduction token will be scoped. If not
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specified, the value will be left empty.
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-node-pool
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The node pool to which the introduction token will be scoped. If not
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specified, the value "default" will be used.
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-ttl
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The TTL to apply to the introduction token. If not specified, the server
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configured default value will be used.
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-json
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Output the response object in JSON format.
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-t
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Format and display the response object using a Go template.
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`
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return strings.TrimSpace(helpText)
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}
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func (n *NodeIntroCreateCommand) Synopsis() string {
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return "Generate a new node introduction token"
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}
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func (n *NodeIntroCreateCommand) AutocompleteFlags() complete.Flags {
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return mergeAutocompleteFlags(n.Meta.AutocompleteFlags(FlagSetClient),
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complete.Flags{
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"-node-pool": nodePoolPredictor(n.Client, nil),
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"-json": complete.PredictNothing,
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"-t": complete.PredictAnything,
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})
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}
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func (n *NodeIntroCreateCommand) AutocompleteArgs() complete.Predictor {
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return complete.PredictNothing
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}
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func (n *NodeIntroCreateCommand) Name() string { return "node intro create" }
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func (n *NodeIntroCreateCommand) Run(args []string) int {
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flags := n.Meta.FlagSet(n.Name(), FlagSetClient)
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flags.Usage = func() { n.Ui.Output(n.Help()) }
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flags.StringVar(&n.ttl, "ttl", "", "")
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flags.StringVar(&n.nodeName, "node-name", "", "")
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flags.StringVar(&n.nodePool, "node-pool", "", "")
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flags.StringVar(&n.tmpl, "t", "", "")
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flags.BoolVar(&n.json, "json", false, "")
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if err := flags.Parse(args); err != nil {
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return 1
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}
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args = flags.Args()
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if len(args) != 0 {
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n.Ui.Error(uiMessageNoArguments)
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n.Ui.Error(commandErrorText(n))
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return 1
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}
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var ttlTime time.Duration
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if n.ttl != "" {
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parsedTTL, err := time.ParseDuration(n.ttl)
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if err != nil {
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n.Ui.Error(fmt.Sprintf("Error parsing TTL: %s", err))
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return 1
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}
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ttlTime = parsedTTL
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}
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client, err := n.Meta.Client()
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if err != nil {
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n.Ui.Error(fmt.Sprintf("Error creating Nomad client: %s", err))
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return 1
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}
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req := api.ACLIdentityClientIntroductionTokenRequest{
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TTL: ttlTime,
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NodeName: n.nodeName,
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NodePool: n.nodePool,
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}
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resp, _, err := client.ACLIdentity().CreateClientIntroductionToken(&req, nil)
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if err != nil {
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n.Ui.Error(fmt.Sprintf("Error generating introduction token: %s", err))
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return 1
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}
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if n.json || n.tmpl != "" {
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out, err := Format(n.json, n.tmpl, resp)
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if err != nil {
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n.Ui.Error(err.Error())
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return 1
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}
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n.Ui.Output(out)
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return 0
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}
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n.Ui.Output(fmt.Sprintf("Successfully generated client introduction token:\n\n%s", resp.JWT))
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return 0
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}
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