mirror of https://github.com/hashicorp/consul
102 lines
2.2 KiB
Go
102 lines
2.2 KiB
Go
package enable
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import (
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"flag"
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"fmt"
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"io"
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"github.com/hashicorp/consul/api"
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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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service string
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protocol string
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sidecarProxy bool
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testStdin io.Reader
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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.http = &flags.HTTPFlags{}
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c.flags.BoolVar(&c.sidecarProxy, "sidecar-proxy", false, "Whether the service should have a Sidecar Proxy by default")
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c.flags.StringVar(&c.service, "service", "", "The service to enable connect for")
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c.flags.StringVar(&c.protocol, "protocol", "", "The protocol spoken by the service")
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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.service == "" {
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c.UI.Error("Must specify the -service parameter")
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return 1
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}
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entry := &api.ServiceConfigEntry{
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Kind: api.ServiceDefaults,
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Name: c.service,
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Protocol: c.protocol,
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Connect: api.ConnectConfiguration{
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SidecarProxy: c.sidecarProxy,
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},
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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 connect to Consul agent: %s", err))
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return 1
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}
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written, _, err := client.ConfigEntries().Set(entry, nil)
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if err != nil {
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c.UI.Error(fmt.Sprintf("Error writing config entry %q / %q: %v", entry.GetKind(), entry.GetName(), err))
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return 1
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}
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if !written {
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c.UI.Error(fmt.Sprintf("Config entry %q / %q not updated", entry.GetKind(), entry.GetName()))
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return 1
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}
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// TODO (mkeeler) should we output anything when successful
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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 = "Sets some simple Connect related configuration for a service"
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const help = `
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Usage: consul connect enable -service <service name> [options]
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Sets up some Connect related service defaults.
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Example:
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$ consul connect enable -service web -protocol http -sidecar-proxy true
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`
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