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Code Releases Activity

Hash App token (#6724)

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This commit is contained in:
techknowlogick
2019-05-04 11:45:34 -04:00
committed by GitHub
parent 1fa9662946
commit 46373e7657
16 changed files with 239 additions and 44 deletions
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4
models/error.go
View File

@@ -507,7 +507,7 @@ func (err ErrDeployKeyNameAlreadyUsed) Error() string {
// ErrAccessTokenNotExist represents a "AccessTokenNotExist" kind of error.
type ErrAccessTokenNotExist struct {
SHA string
Token string
}
// IsErrAccessTokenNotExist checks if an error is a ErrAccessTokenNotExist.
@@ -517,7 +517,7 @@ func IsErrAccessTokenNotExist(err error) bool {
}
func (err ErrAccessTokenNotExist) Error() string {
return fmt.Sprintf("access token does not exist [sha: %s]", err.SHA)
return fmt.Sprintf("access token does not exist [sha: %s]", err.Token)
}
// ErrAccessTokenEmpty represents a "AccessTokenEmpty" kind of error.

16
models/fixtures/access_token.yml
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@@ -2,7 +2,10 @@
id: 1
uid: 1
name: Token A
sha1: hash1
#token: d2c6c1ba3890b309189a8e618c72a162e4efbf36
token_hash: 2b3668e11cb82d3af8c6e4524fc7841297668f5008d1626f0ad3417e9fa39af84c268248b78c481daa7e5dc437784003494f
token_salt: QuSiZr1byZ
token_last_eight: e4efbf36
created_unix: 946687980
updated_unix: 946687980
@@ -10,7 +13,10 @@
id: 2
uid: 1
name: Token B
sha1: hash2
#token: 4c6f36e6cf498e2a448662f915d932c09c5a146c
token_hash: 1a0e32a231ebbd582dc626c1543a42d3c63d4fa76c07c72862721467c55e8f81c923d60700f0528b5f5f443f055559d3a279
token_salt: Lfwopukrq5
token_last_eight: 9c5a146c
created_unix: 946687980
updated_unix: 946687980
@@ -18,6 +24,10 @@
id: 3
uid: 2
name: Token A
sha1: hash3
#token: 90a18faa671dc43924b795806ffe4fd169d28c91
token_hash: d6d404048048812d9e911d93aefbe94fc768d4876fdf75e3bef0bdc67828e0af422846d3056f2f25ec35c51dc92075685ec5
token_salt: 99ArgXKlQQ
token_last_eight: 69d28c91
created_unix: 946687980
updated_unix: 946687980
#commented out tokens so you can see what they are in plaintext

2
models/migrations/migrations.go
View File

@@ -223,6 +223,8 @@ var migrations = []Migration{
NewMigration("add uploader id for table attachment", addUploaderIDForAttachment),
// v84 -> v85
NewMigration("add table to store original imported gpg keys", addGPGKeyImport),
// v85 -> v86
NewMigration("hash application token", hashAppToken),
}
// Migrate database to current version

135
models/migrations/v85.go Normal file
View File

@@ -0,0 +1,135 @@
// Copyright 2019 The Gitea Authors. All rights reserved.
// Use of this source code is governed by a MIT-style
// license that can be found in the LICENSE file.
package migrations
import (
"fmt"
"github.com/go-xorm/core"
"github.com/go-xorm/xorm"
"code.gitea.io/gitea/models"
"code.gitea.io/gitea/modules/generate"
"code.gitea.io/gitea/modules/log"
"code.gitea.io/gitea/modules/util"
)
func hashAppToken(x *xorm.Engine) error {
// AccessToken see models/token.go
type AccessToken struct {
ID int64 `xorm:"pk autoincr"`
UID int64 `xorm:"INDEX"`
Name string
Sha1 string
Token string `xorm:"-"`
TokenHash string `xorm:"UNIQUE"` // sha256 of token
TokenSalt string
TokenLastEight string `xorm:"token_last_eight"`
CreatedUnix util.TimeStamp `xorm:"INDEX created"`
UpdatedUnix util.TimeStamp `xorm:"INDEX updated"`
HasRecentActivity bool `xorm:"-"`
HasUsed bool `xorm:"-"`
}
// First remove the index
sess := x.NewSession()
defer sess.Close()
if err := sess.Begin(); err != nil {
return err
}
var err error
if models.DbCfg.Type == core.POSTGRES || models.DbCfg.Type == core.SQLITE {
_, err = sess.Exec("DROP INDEX IF EXISTS UQE_access_token_sha1")
} else if models.DbCfg.Type == core.MSSQL {
_, err = sess.Exec(`DECLARE @ConstraintName VARCHAR(256)
DECLARE @SQL NVARCHAR(256)
SELECT @ConstraintName = obj.name FROM sys.columns col LEFT OUTER JOIN sys.objects obj ON obj.object_id = col.default_object_id AND obj.type = 'D' WHERE col.object_id = OBJECT_ID('access_token') AND obj.name IS NOT NULL AND col.name = 'sha1'
SET @SQL = N'ALTER TABLE [access_token] DROP CONSTRAINT [' + @ConstraintName + N']'
EXEC sp_executesql @SQL`)
} else if models.DbCfg.Type == core.MYSQL {
indexes, err := sess.QueryString(`SHOW INDEX FROM access_token WHERE KEY_NAME = 'UQE_access_token_sha1'`)
if err != nil {
return err
}
if len(indexes) >= 1 {
_, err = sess.Exec("DROP INDEX UQE_access_token_sha1 ON access_token")
}
} else {
_, err = sess.Exec("DROP INDEX UQE_access_token_sha1 ON access_token")
}
if err != nil {
return fmt.Errorf("Drop index failed: %v", err)
}
if err = sess.Commit(); err != nil {
return err
}
if err := sess.Begin(); err != nil {
return err
}
if err := x.Sync2(new(AccessToken)); err != nil {
return fmt.Errorf("Sync2: %v", err)
}
if err = sess.Commit(); err != nil {
return err
}
if err := sess.Begin(); err != nil {
return err
}
// transform all tokens to hashes
const batchSize = 100
for start := 0; ; start += batchSize {
tokens := make([]*AccessToken, 0, batchSize)
if err := sess.Limit(batchSize, start).Find(&tokens); err != nil {
return err
}
if len(tokens) == 0 {
break
}
for _, token := range tokens {
// generate salt
salt, err := generate.GetRandomString(10)
if err != nil {
return err
}
token.TokenSalt = salt
token.TokenHash = hashToken(token.Sha1, salt)
if len(token.Sha1) < 8 {
log.Warn("Unable to transform token %s with name %s belonging to user ID %d, skipping transformation", token.Sha1, token.Name, token.UID)
continue
}
token.TokenLastEight = token.Sha1[len(token.Sha1)-8:]
token.Sha1 = "" // ensure to blank out column in case drop column doesn't work
if _, err := sess.ID(token.ID).Cols("token_hash, token_salt, token_last_eight, sha1").Update(token); err != nil {
return fmt.Errorf("couldn't add in sha1, token_hash, token_salt and token_last_eight: %v", err)
}
}
}
// Commit and begin new transaction for dropping columns
if err := sess.Commit(); err != nil {
return err
}
if err := sess.Begin(); err != nil {
return err
}
if err := dropTableColumns(sess, "access_token", "sha1"); err != nil {
return err
}
return sess.Commit()
}

51
models/token.go
View File

@@ -1,24 +1,30 @@
// Copyright 2014 The Gogs Authors. All rights reserved.
// Copyright 2019 The Gitea Authors. All rights reserved.
// Use of this source code is governed by a MIT-style
// license that can be found in the LICENSE file.
package models
import (
"crypto/subtle"
"time"
gouuid "github.com/satori/go.uuid"
"code.gitea.io/gitea/modules/base"
"code.gitea.io/gitea/modules/generate"
"code.gitea.io/gitea/modules/util"
)
// AccessToken represents a personal access token.
type AccessToken struct {
ID int64 `xorm:"pk autoincr"`
UID int64 `xorm:"INDEX"`
Name string
Sha1 string `xorm:"UNIQUE VARCHAR(40)"`
ID int64 `xorm:"pk autoincr"`
UID int64 `xorm:"INDEX"`
Name string
Token string `xorm:"-"`
TokenHash string `xorm:"UNIQUE"` // sha256 of token
TokenSalt string
TokenLastEight string `xorm:"token_last_eight"`
CreatedUnix util.TimeStamp `xorm:"INDEX created"`
UpdatedUnix util.TimeStamp `xorm:"INDEX updated"`
@@ -34,24 +40,41 @@ func (t *AccessToken) AfterLoad() {
// NewAccessToken creates new access token.
func NewAccessToken(t *AccessToken) error {
t.Sha1 = base.EncodeSha1(gouuid.NewV4().String())
_, err := x.Insert(t)
salt, err := generate.GetRandomString(10)
if err != nil {
return err
}
t.TokenSalt = salt
t.Token = base.EncodeSha1(gouuid.NewV4().String())
t.TokenHash = hashToken(t.Token, t.TokenSalt)
t.TokenLastEight = t.Token[len(t.Token)-8:]
_, err = x.Insert(t)
return err
}
// GetAccessTokenBySHA returns access token by given sha1.
func GetAccessTokenBySHA(sha string) (*AccessToken, error) {
if sha == "" {
// GetAccessTokenBySHA returns access token by given token value
func GetAccessTokenBySHA(token string) (*AccessToken, error) {
if token == "" {
return nil, ErrAccessTokenEmpty{}
}
t := &AccessToken{Sha1: sha}
has, err := x.Get(t)
if len(token) < 8 {
return nil, ErrAccessTokenNotExist{token}
}
var tokens []AccessToken
lastEight := token[len(token)-8:]
err := x.Table(&AccessToken{}).Where("token_last_eight = ?", lastEight).Find(&tokens)
if err != nil {
return nil, err
} else if !has {
return nil, ErrAccessTokenNotExist{sha}
} else if len(tokens) == 0 {
return nil, ErrAccessTokenNotExist{token}
}
return t, nil
for _, t := range tokens {
tempHash := hashToken(token, t.TokenSalt)
if subtle.ConstantTimeCompare([]byte(t.TokenHash), []byte(tempHash)) == 1 {
return &t, nil
}
}
return nil, ErrAccessTokenNotExist{token}
}
// ListAccessTokens returns a list of access tokens belongs to given user.

9
models/token_test.go
View File

@@ -29,11 +29,12 @@ func TestNewAccessToken(t *testing.T) {
func TestGetAccessTokenBySHA(t *testing.T) {
assert.NoError(t, PrepareTestDatabase())
token, err := GetAccessTokenBySHA("hash1")
token, err := GetAccessTokenBySHA("d2c6c1ba3890b309189a8e618c72a162e4efbf36")
assert.NoError(t, err)
assert.Equal(t, int64(1), token.UID)
assert.Equal(t, "Token A", token.Name)
assert.Equal(t, "hash1", token.Sha1)
assert.Equal(t, "2b3668e11cb82d3af8c6e4524fc7841297668f5008d1626f0ad3417e9fa39af84c268248b78c481daa7e5dc437784003494f", token.TokenHash)
assert.Equal(t, "e4efbf36", token.TokenLastEight)
token, err = GetAccessTokenBySHA("notahash")
assert.Error(t, err)
@@ -69,7 +70,7 @@ func TestListAccessTokens(t *testing.T) {
func TestUpdateAccessToken(t *testing.T) {
assert.NoError(t, PrepareTestDatabase())
token, err := GetAccessTokenBySHA("hash2")
token, err := GetAccessTokenBySHA("4c6f36e6cf498e2a448662f915d932c09c5a146c")
assert.NoError(t, err)
token.Name = "Token Z"
@@ -80,7 +81,7 @@ func TestUpdateAccessToken(t *testing.T) {
func TestDeleteAccessTokenByID(t *testing.T) {
assert.NoError(t, PrepareTestDatabase())
token, err := GetAccessTokenBySHA("hash2")
token, err := GetAccessTokenBySHA("4c6f36e6cf498e2a448662f915d932c09c5a146c")
assert.NoError(t, err)
assert.Equal(t, int64(1), token.UID)