Basic Access & Refresh Token

This commit is contained in:
2021-01-18 16:16:52 -05:00
parent 377903f7a1
commit b05b1eb9b6
9 changed files with 181 additions and 147 deletions

View File

@@ -4,7 +4,6 @@ import (
"errors"
"github.com/google/uuid"
"golang.org/x/crypto/bcrypt"
log "github.com/sirupsen/logrus"
"gorm.io/gorm"
"reichard.io/imagini/internal/db"
@@ -35,7 +34,7 @@ func NewMgr(db *db.DBManager, c *config.Config) *AuthManager {
}
}
func (auth *AuthManager) AuthenticateUser(creds models.APICredentials) bool {
func (auth *AuthManager) AuthenticateUser(creds models.APICredentials) (bool, models.User) {
// By Username
foundUser, err := auth.DB.User(models.User{Username: creds.User})
if errors.Is(err, gorm.ErrRecordNotFound) {
@@ -45,10 +44,10 @@ func (auth *AuthManager) AuthenticateUser(creds models.APICredentials) bool {
// Error Checking
if errors.Is(err, gorm.ErrRecordNotFound) {
log.Warn("[auth] User not found: ", creds.User)
return false
return false, foundUser
} else if err != nil {
log.Error(err)
return false
return false, foundUser
}
log.Info("[auth] Authenticating user: ", foundUser.Username)
@@ -56,76 +55,59 @@ func (auth *AuthManager) AuthenticateUser(creds models.APICredentials) bool {
// Determine Type
switch foundUser.AuthType {
case "Local":
return authenticateLocalUser(foundUser, creds.Password)
return authenticateLocalUser(foundUser, creds.Password), foundUser
case "LDAP":
return authenticateLDAPUser(foundUser, creds.Password)
return authenticateLDAPUser(foundUser, creds.Password), foundUser
default:
return false
return false, foundUser
}
}
func (auth *AuthManager) ValidateJWTToken(userJWT string) bool {
byteUserJWT := []byte(userJWT)
serverToken, err := jwt.ParseBytes(byteUserJWT, jwt.WithVerify(jwa.HS256, auth.Config.JWTSecret))
func (auth *AuthManager) getRole(user models.User) string {
// TODO: Lookup role of user
return "User"
}
func (auth *AuthManager) ValidateJWTAccessToken(accessJWT string) (jwt.Token, bool) {
byteAccessJWT := []byte(accessJWT)
verifiedToken, err := jwt.ParseBytes(byteAccessJWT, jwt.WithVerify(jwa.HS256, []byte(auth.Config.JWTSecret)))
if err != nil {
fmt.Println("failed to parse payload: ", err)
return nil, false
}
uid, ok := serverToken.Get("uid");
if !ok {
fmt.Println("failed to acquire uid")
}
userID := fmt.Sprintf("%v", uid)
userKey := auth.Session.Get(userID)
userToken, err := jwt.ParseBytes(byteUserJWT, jwt.WithVerify(jwa.HS256, userKey))
if err != nil {
fmt.Println("failed to parse payload: ", err)
}
_ = userToken
// TODO:
// - Get User ID from UNVALIDATED token
// - Lookup user key, concat with server key
// - Validate with concatted user & server key
// validatedToken, err := jwt.ParseBytes(byteUserJWT, jwt.WithVerify(jwa.HS256, concatKey))
// if err != nil {
// fmt.Printf("failed to parse payload: %s\n", err)
// }
// userToken := auth.Session.Get(userID)
// log.Info("[auth] DEBUG: ", userToken)
return false
return verifiedToken, true
}
func (auth *AuthManager) RevokeRefreshToken() {
}
func (auth *AuthManager) ValidateRefreshToken(refreshToken, deviceID string) bool {
// Acquire Device
deviceUUID, err := uuid.Parse(deviceID)
device := models.Device{Base: models.Base{UUID: deviceUUID}}
foundDevice, err := auth.DB.Device(device)
func (auth *AuthManager) ValidateJWTRefreshToken(refreshJWT string) (jwt.Token, bool) {
byteRefreshJWT := []byte(refreshJWT)
// Validate Expiration
expTime, err := time.Parse(time.RFC3339, foundDevice.RefreshExp)
if expTime.Before(time.Now()) {
return false
// Acquire Relevant Device
unverifiedToken, err := jwt.ParseBytes(byteRefreshJWT)
did, ok := unverifiedToken.Get("did")
if !ok {
return nil, false
}
deviceID, err := uuid.Parse(fmt.Sprintf("%v", did))
if err != nil {
return nil, false
}
device, err := auth.DB.Device(models.Device{Base: models.Base{UUID: deviceID}})
if err != nil {
return nil, false
}
// Validate Token
bRefreshToken :=[]byte(refreshToken)
err = bcrypt.CompareHashAndPassword([]byte(foundDevice.RefreshToken), bRefreshToken)
if err == nil {
log.Info("[auth] Refresh Token validation succeeded: ", foundDevice.UUID)
return true
// Verify Token
verifiedToken, err := jwt.ParseBytes(byteRefreshJWT, jwt.WithVerify(jwa.HS256, []byte(device.RefreshKey)))
if err != nil {
fmt.Println("failed to parse payload: ", err)
return nil, false
}
log.Warn("[auth] Refresh Token validation failed: ", foundDevice.UUID)
return false
return verifiedToken, true
}
func (auth *AuthManager) UpdateRefreshToken(deviceID string) error {
@@ -135,30 +117,49 @@ func (auth *AuthManager) UpdateRefreshToken(deviceID string) error {
return nil
}
func (auth *AuthManager) CreateRefreshToken(deviceID string) (string, error) {
// TODO:
// - Create regular bcrypt password
// - Create Expiration (Depends on Device Type)
// - Store in DB: DeviceID, ValidUntil
func (auth *AuthManager) CreateJWTRefreshToken(user models.User, device models.Device) (string, error) {
// Acquire Refresh Key
byteKey := []byte(device.RefreshKey)
generatedToken := uuid.New().String()
hashedRefreshToken, err := bcrypt.GenerateFromPassword([]byte(generatedToken), bcrypt.DefaultCost)
if err != nil {
log.Error(err)
return "", err
}
_ = string(hashedRefreshToken)
return "", nil
}
func (auth *AuthManager) CreateJWTAccessToken(user, role, deviceID string) (string, error) {
// Create New Token
tm := time.Now()
t := jwt.New()
t.Set(`did`, deviceID) // Device ID
t.Set(`did`, device.UUID) // Device ID
t.Set(jwt.SubjectKey, user.UUID) // User ID
t.Set(jwt.AudienceKey, `imagini`) // App ID
t.Set(jwt.IssuedAtKey, tm) // Issued At
// TODO: Depends on Device
t.Set(jwt.ExpirationKey, tm.Add(time.Hour * 24)) // 1 Day Access Key
// Validate Token Creation
_, err := json.MarshalIndent(t, "", " ")
if err != nil {
fmt.Printf("failed to generate JSON: %s\n", err)
return "", err
}
// Sign Token
signed, err := jwt.Sign(t, jwa.HS256, byteKey)
if err != nil {
log.Printf("failed to sign token: %s", err)
return "", err
}
// Return Token
return string(signed), nil
}
func (auth *AuthManager) CreateJWTAccessToken(user models.User, device models.Device) (string, error) {
// Acquire Role
role := auth.getRole(user)
// Create New Token
tm := time.Now()
t := jwt.New()
t.Set(`did`, device.UUID) // Device ID
t.Set(`role`, role) // User Role (Admin / User)
t.Set(jwt.SubjectKey, user) // User ID
t.Set(jwt.SubjectKey, user.UUID) // User ID
t.Set(jwt.AudienceKey, `imagini`) // App ID
t.Set(jwt.IssuedAtKey, tm) // Issued At
t.Set(jwt.ExpirationKey, tm.Add(time.Minute * 30)) // 30 Minute Access Key