mirror of https://github.com/hashicorp/consul
100 lines
1.9 KiB
Go
100 lines
1.9 KiB
Go
package info
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import (
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"flag"
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"fmt"
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"sort"
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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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}
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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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flags.Merge(c.flags, c.http.ClientFlags())
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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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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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self, err := client.Agent().Self()
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if err != nil {
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c.UI.Error(fmt.Sprintf("Error querying agent: %s", err))
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return 1
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}
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stats, ok := self["Stats"]
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if !ok {
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c.UI.Error(fmt.Sprintf("Agent response did not contain 'Stats' key: %v", self))
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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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c.UI.Output(key + ":")
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// Sort the sub-keys
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subvals, ok := stats[key].(map[string]interface{})
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if !ok {
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c.UI.Error(fmt.Sprintf("Got invalid subkey in stats: %v", subvals))
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return 1
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}
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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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c.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 (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 c.help
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}
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const synopsis = "Provides debugging information for operators."
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const help = `
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Usage: consul info [options]
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Provides debugging information for operators.
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`
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