mirror of https://github.com/status-im/consul.git
82 lines
1.7 KiB
Go
82 lines
1.7 KiB
Go
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package command
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import (
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"flag"
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"fmt"
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"github.com/mitchellh/cli"
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"sort"
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"strings"
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)
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// InfoCommand is a Command implementation that queries a running
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// Consul agent for various debugging statistics for operators
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type InfoCommand struct {
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Ui cli.Ui
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}
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func (i *InfoCommand) Help() string {
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helpText := `
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Usage: consul info [options]
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Provides debugging information for operators
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Options:
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-rpc-addr=127.0.0.1:8400 RPC address of the Consul agent.
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`
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return strings.TrimSpace(helpText)
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}
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func (i *InfoCommand) Run(args []string) int {
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cmdFlags := flag.NewFlagSet("info", flag.ContinueOnError)
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cmdFlags.Usage = func() { i.Ui.Output(i.Help()) }
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rpcAddr := RPCAddrFlag(cmdFlags)
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if err := cmdFlags.Parse(args); err != nil {
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return 1
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}
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client, err := RPCClient(*rpcAddr)
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if err != nil {
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i.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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defer client.Close()
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stats, err := client.Stats()
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if err != nil {
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i.Ui.Error(fmt.Sprintf("Error querying agent: %s", err))
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return 1
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}
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// Get the keys in sorted order
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keys := make([]string, 0, len(stats))
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for key := range stats {
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keys = append(keys, key)
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}
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sort.Strings(keys)
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// Iterate over each top-level key
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for _, key := range keys {
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i.Ui.Output(key)
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// Sort the sub-keys
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subvals := stats[key]
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subkeys := make([]string, 0, len(subvals))
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for k := range subvals {
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subkeys = append(subkeys, k)
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}
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sort.Strings(subkeys)
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// Iterate over the subkeys
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for _, subkey := range subkeys {
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val := subvals[subkey]
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i.Ui.Output(fmt.Sprintf("\t%s = %s", subkey, val))
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}
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}
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return 0
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}
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func (i *InfoCommand) Synopsis() string {
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return "Provides debugging information for operators"
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}
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