mirror of https://github.com/hashicorp/consul
149 lines
3.1 KiB
Go
149 lines
3.1 KiB
Go
package bindingrulecreate
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import (
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"flag"
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"fmt"
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"github.com/hashicorp/consul/api"
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"github.com/hashicorp/consul/command/acl"
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"github.com/hashicorp/consul/command/flags"
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"github.com/mitchellh/cli"
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)
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func New(ui cli.Ui) *cmd {
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c := &cmd{UI: ui}
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c.init()
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return c
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}
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type cmd struct {
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UI cli.Ui
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flags *flag.FlagSet
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http *flags.HTTPFlags
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help string
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authMethodName string
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description string
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selector string
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bindType string
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bindName string
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showMeta bool
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}
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func (c *cmd) init() {
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c.flags = flag.NewFlagSet("", flag.ContinueOnError)
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c.flags.BoolVar(
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&c.showMeta,
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"meta",
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false,
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"Indicates that binding rule metadata such "+
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"as the content hash and raft indices should be shown for each entry.",
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)
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c.flags.StringVar(
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&c.authMethodName,
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"method",
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"",
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"The auth method's name for which this binding rule applies. "+
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"This flag is required.",
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)
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c.flags.StringVar(
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&c.description,
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"description",
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"",
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"A description of the binding rule.",
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)
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c.flags.StringVar(
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&c.selector,
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"selector",
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"",
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"Selector is an expression that matches against verified identity "+
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"attributes returned from the auth method during login.",
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)
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c.flags.StringVar(
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&c.bindType,
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"bind-type",
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string(api.BindingRuleBindTypeService),
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"Type of binding to perform (\"service\" or \"role\").",
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)
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c.flags.StringVar(
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&c.bindName,
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"bind-name",
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"",
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"Name to bind on match. Can use ${var} interpolation. "+
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"This flag is required.",
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)
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c.http = &flags.HTTPFlags{}
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flags.Merge(c.flags, c.http.ClientFlags())
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flags.Merge(c.flags, c.http.ServerFlags())
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c.help = flags.Usage(help, c.flags)
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}
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func (c *cmd) Run(args []string) int {
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if err := c.flags.Parse(args); err != nil {
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return 1
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}
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if c.authMethodName == "" {
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c.UI.Error(fmt.Sprintf("Missing required '-method' flag"))
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c.UI.Error(c.Help())
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return 1
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} else if c.bindType == "" {
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c.UI.Error(fmt.Sprintf("Missing required '-bind-type' flag"))
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c.UI.Error(c.Help())
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return 1
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} else if c.bindName == "" {
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c.UI.Error(fmt.Sprintf("Missing required '-bind-name' flag"))
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c.UI.Error(c.Help())
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return 1
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}
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newRule := &api.ACLBindingRule{
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Description: c.description,
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AuthMethod: c.authMethodName,
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BindType: api.BindingRuleBindType(c.bindType),
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BindName: c.bindName,
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Selector: c.selector,
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}
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client, err := c.http.APIClient()
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if err != nil {
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c.UI.Error(fmt.Sprintf("Error connecting to Consul agent: %s", err))
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return 1
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}
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rule, _, err := client.ACL().BindingRuleCreate(newRule, nil)
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if err != nil {
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c.UI.Error(fmt.Sprintf("Failed to create new binding rule: %v", err))
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return 1
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}
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acl.PrintBindingRule(rule, c.UI, c.showMeta)
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return 0
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}
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func (c *cmd) Synopsis() string {
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return synopsis
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}
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func (c *cmd) Help() string {
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return flags.Usage(c.help, nil)
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}
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const synopsis = "Create an ACL Binding Rule"
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const help = `
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Usage: consul acl binding-rule create [options]
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Create a new binding rule:
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$ consul acl binding-rule create \
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-method=minikube \
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-bind-type=service \
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-bind-name='k8s-${serviceaccount.name}' \
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-selector='serviceaccount.namespace==default and serviceaccount.name==web'
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`
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