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Merge pull request #1853 from skriss/list-keys-json-output

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add JSON output support for restic key list cmd
This commit is contained in:
Alexander Neumann 2018-06-19 21:28:45 +02:00
commit d30d5d4473
2 changed files with 65 additions and 16 deletions
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6
changelog/unreleased/pull-1853 Normal file
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@ -0,0 +1,6 @@
Enhancement: Add JSON output support to `restic key list`
This PR enables users to get the output of `restic key list` in JSON in addition
to the existing table format.
https://github.com/restic/restic/pull/1853

75
cmd/restic/cmd_key.go
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@ -2,6 +2,7 @@ package main
import (
"context"
"encoding/json"
"fmt"
"io/ioutil"
"os"
@ -35,33 +36,75 @@ func init() {
flags.StringVarP(&newPasswordFile, "new-password-file", "", "", "the file from which to load a new password")
}
func listKeys(ctx context.Context, s *repository.Repository) error {
tab := NewTable()
tab.Header = fmt.Sprintf(" %-10s %-10s %-10s %s", "ID", "User", "Host", "Created")
tab.RowFormat = "%s%-10s %-10s %-10s %s"
type keyInfo struct {
Current bool `json:"current"`
ID string `json:"id"`
UserName string `json:"userName"`
HostName string `json:"hostName"`
Created string `json:"created"`
}
err := s.List(ctx, restic.KeyFile, func(id restic.ID, size int64) error {
func (ki keyInfo) CurrentStr() string {
if ki.Current {
return "*"
}
return " "
}
func listKeys(ctx context.Context, s *repository.Repository, gopts GlobalOptions) error {
var (
appendKey func(keyInfo)
printKeys func() error
)
switch gopts.JSON {
case true:
var keys []keyInfo
appendKey = func(key keyInfo) {
keys = append(keys, key)
}
printKeys = func() error {
return json.NewEncoder(gopts.stdout).Encode(keys)
}
default:
tab := NewTable()
tab.Header = fmt.Sprintf(" %-10s %-10s %-10s %s", "ID", "User", "Host", "Created")
tab.RowFormat = "%s%-10s %-10s %-10s %s"
appendKey = func(key keyInfo) {
tab.Rows = append(tab.Rows, []interface{}{key.CurrentStr(), key.ID, key.UserName, key.HostName, key.Created})
}
printKeys = func() error {
return tab.Write(globalOptions.stdout)
}
}
if err := s.List(ctx, restic.KeyFile, func(id restic.ID, size int64) error {
k, err := repository.LoadKey(ctx, s, id.String())
if err != nil {
Warnf("LoadKey() failed: %v\n", err)
return nil
}
var current string
if id.String() == s.KeyName() {
current = "*"
} else {
current = " "
key := keyInfo{
Current: id.String() == s.KeyName(),
ID: id.Str(),
UserName: k.Username,
HostName: k.Hostname,
Created: k.Created.Format(TimeFormat),
}
tab.Rows = append(tab.Rows, []interface{}{current, id.Str(),
k.Username, k.Hostname, k.Created.Format(TimeFormat)})
appendKey(key)
return nil
})
if err != nil {
}); err != nil {
return err
}
return tab.Write(globalOptions.stdout)
return printKeys()
}
// testKeyNewPassword is used to set a new password during integration testing.
@ -160,7 +203,7 @@ func runKey(gopts GlobalOptions, args []string) error {
return err
}
return listKeys(ctx, repo)
return listKeys(ctx, repo, gopts)
case "add":
lock, err := lockRepo(repo)
defer unlockRepo(lock)