81 lines
1.8 KiB
Go
81 lines
1.8 KiB
Go
// Copyright (c) HashiCorp, Inc.
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// SPDX-License-Identifier: MPL-2.0
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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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"github.com/posener/complete"
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)
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type ServerJoinCommand struct {
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Meta
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}
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func (c *ServerJoinCommand) Help() string {
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helpText := `
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Usage: nomad server join [options] <addr> [<addr>...]
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Joins the local server to one or more Nomad servers. Joining is
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only required for server nodes, and only needs to succeed
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against one or more of the provided addresses. Once joined, the
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gossip layer will handle discovery of the other server nodes in
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the cluster.
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General Options:
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` + generalOptionsUsage(usageOptsDefault|usageOptsNoNamespace)
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return strings.TrimSpace(helpText)
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}
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func (c *ServerJoinCommand) Synopsis() string {
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return "Join server nodes together"
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}
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func (c *ServerJoinCommand) AutocompleteFlags() complete.Flags {
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return c.Meta.AutocompleteFlags(FlagSetClient)
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}
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func (c *ServerJoinCommand) AutocompleteArgs() complete.Predictor {
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return complete.PredictNothing
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}
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func (c *ServerJoinCommand) Name() string { return "server join" }
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func (c *ServerJoinCommand) Run(args []string) int {
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flags := c.Meta.FlagSet(c.Name(), FlagSetClient)
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flags.Usage = func() { c.Ui.Output(c.Help()) }
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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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// Check that we got at least one node
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args = flags.Args()
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if len(args) < 1 {
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c.Ui.Error("One or more node addresses must be given as arguments")
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c.Ui.Error(commandErrorText(c))
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return 1
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}
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nodes := args
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// Get the HTTP client
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client, err := c.Meta.Client()
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if err != nil {
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c.Ui.Error(fmt.Sprintf("Error initializing client: %s", err))
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return 1
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}
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// Attempt the join
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n, err := client.Agent().Join(nodes...)
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if err != nil {
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c.Ui.Error(fmt.Sprintf("Error joining: %s", err))
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return 1
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}
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// Success
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c.Ui.Output(fmt.Sprintf("Joined %d servers successfully", n))
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return 0
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}
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