mirror of https://github.com/status-im/consul.git
67 lines
1.3 KiB
Go
67 lines
1.3 KiB
Go
package leave
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import (
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"flag"
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"fmt"
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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.initFlags()
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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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}
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func (c *cmd) initFlags() {
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c.flags = flag.NewFlagSet("", flag.ContinueOnError)
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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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}
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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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nonFlagArgs := c.flags.Args()
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if len(nonFlagArgs) > 0 {
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c.UI.Error(fmt.Sprintf("Error found unexpected args: %v", nonFlagArgs))
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c.UI.Output(c.Help())
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return 1
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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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if err := client.Agent().Leave(); err != nil {
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c.UI.Error(fmt.Sprintf("Error leaving: %s", err))
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return 1
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}
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c.UI.Output("Graceful leave complete")
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return 0
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}
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func (c *cmd) Synopsis() string {
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return "Gracefully leaves the Consul cluster and shuts down"
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}
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func (c *cmd) Help() string {
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s := `Usage: consul leave [options]
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Causes the agent to gracefully leave the Consul cluster and shutdown.`
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return flags.Usage(s, c.flags, c.http.ClientFlags(), c.http.ServerFlags())
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}
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