85 lines
1.7 KiB
Go
85 lines
1.7 KiB
Go
package command
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import (
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"fmt"
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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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BaseCommand
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}
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func (c *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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` + c.BaseCommand.Help()
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return strings.TrimSpace(helpText)
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}
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func (c *InfoCommand) Run(args []string) int {
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c.BaseCommand.NewFlagSet(c)
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if err := c.BaseCommand.Parse(args); err != nil {
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return 1
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}
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client, err := c.BaseCommand.HTTPClient()
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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 *InfoCommand) Synopsis() string {
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return "Provides debugging information for operators."
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}
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