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cmdAuth.go
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package firebasecli
import (
"context"
"encoding/json"
"io/ioutil"
"strings"
"firebase.google.com/go/auth"
docopt "github.com/docopt/docopt-go"
)
// Auth manipulates Firebase Authentication.
func (c *Cmd) Auth(args ...string) error {
opts, err := docopt.ParseArgs(`
Manipulate Firebase Authentication.
Usage:
admin-tool auth list [--uid]
admin-tool auth export [-f]
admin-tool auth import ACCOUNT_FILE (-h FILE | -k KEY -s SEP -r N -m N)
Options:
list List the all users.
--uid Show UIDs only.
Options:
export Export users as JSON to stdout.
Use redirect (>) to save results in a file.
-f, --format Output as formatted JSON.
Options:
import ACCOUNT_FILE Import users as JSON from an account file.
Password hash algorithm is SCRYPT modified by Firebase.
-h, --hash-config FILE Hash config file containing a content like:
hash_config {
algorithm: SCRYPT,
base64_signer_key: <base64string>,
base64_salt_separator: <base64string>,
rounds: <integer>,
mem_cost: <integer>,
}
-k, --hash-key KEY Hash key.
-s, --salt-separator SEP Salt separator.
-r, --rounds N Rounds.
-m, --mem-cost N Memory costs.
`, args, "")
if err != nil {
// TODO add an error explanation.
return err
}
var arg struct {
Auth bool
List bool
UID bool `docopt:"--uid"`
Export bool
Format bool
Import bool
AccountFile string `docopt:"ACCOUNT_FILE"`
HashConfig string
HashKey string
SaltSeparator string
Rounds int
MemCost int
}
if err := opts.Bind(&arg); err != nil {
// TODO add an error explanation.
return err
}
switch {
case arg.List:
return c.authList(arg.UID)
case arg.Export:
return c.authExport(arg.Format)
case arg.Import:
return c.authImport(arg.AccountFile, arg.HashConfig, arg.HashKey, arg.SaltSeparator, arg.Rounds, arg.MemCost)
default:
return ErrUnknownCommand
}
}
func (c *Cmd) authList(uid bool) error {
ctx := context.Background()
userRecs, err := c.App.AuthList(ctx)
if err != nil {
return err
}
var users []string
switch {
case uid:
for _, u := range userRecs {
users = append(users, u.UID)
}
default:
for _, u := range userRecs {
users = append(users, u.UID+"\t"+u.Email)
}
}
c.Println(strings.Join(users, "\n"))
return nil
}
func (c *Cmd) authExport(format bool) error {
ctx := context.Background()
users, err := c.App.AuthExport(ctx)
if err != nil {
return err
}
var jsonData []byte
if format {
jsonData, err = json.MarshalIndent(users, "", " ")
} else {
jsonData, err = json.Marshal(users)
}
if err != nil {
// TODO add an error explanation.
return err
}
c.Println(string(jsonData))
return nil
}
func (c *Cmd) authImport(accountFile, hashConfig, hashKey, saltSeparator string, rounds, memCost int) error {
if hashConfig != "" {
config, err := ioutil.ReadFile(hashConfig)
if err != nil {
// TODO add an error explanation.
return err
}
hashKey, saltSeparator, rounds, memCost, err = ParseHashConfig(string(config))
if err != nil {
return err
}
}
var users []*auth.ExportedUserRecord
accountData, err := ioutil.ReadFile(accountFile)
if err != nil {
// TODO add an error explanation.
return err
}
err = json.Unmarshal(accountData, &users)
if err != nil {
// TODO add an error explanation.
return err
}
ctx := context.Background()
result, err := c.App.AuthImport(ctx, users, hashKey, saltSeparator, rounds, memCost)
if err != nil {
return err
}
jsonData, err := json.MarshalIndent(result, "", " ")
c.Eprintln(string(jsonData))
return nil
}