Files
opencatd-open/internal/auth/auth.go
T
Sakurasan ef3025dd80 refactor: complete backend rewrite for multi-protocol proxy
Major rewrite of the Go backend to support:
- Three API format imports: openai, anthropic, compatible
- Three protocol conversions: Chat Completions, Responses, Messages
- Hub-and-spoke architecture with Chat as intermediate format

Deleted:
- opencat.go (old entry)
- store/, team/, pkg/team/, pkg/store/ (old data layer)
- internal/model/, internal/consts/ (old types)
- internal/service/team/, internal/controller/team/ (old handlers)
- llm/ (removed LLM client library, pure proxy mode)
- dist/, assets/ (old build artifacts)

Added:
- internal/store/ — 9 GORM models + multi-DB support
- internal/pkg/ — crypto (AES-GCM), apikey, jwt, ratelimit, resp, tokenizer
- internal/channel/ — channel selection, weighted LB, health checks
- internal/proxy/convert/ — 6 protocol conversion functions + SSE streaming
- internal/proxy/ — gateway with request dispatch and upstream selection
- internal/usage/ — async usage recorder with batch writes
- internal/api/ — management API (auth, users, keys, channels, models)
- Makefile for build/test/deploy

Fixed API to match frontend expectations:
- Login response wraps token in { data: { token } }
- GET /api/profile route added
- Profile response wraps user in { code, data }
- Role returned as number (10=admin, 1=user)
2026-08-30 11:49:31 +08:00

79 lines
2.0 KiB
Go

package auth
import (
"errors"
"os"
"opencatd-open/internal/store"
"time"
"github.com/golang-jwt/jwt/v5"
)
type Claims struct {
UserID uint64 `json:"user_id"`
Name string `json:"name"`
Type string `json:"type"`
jwt.RegisteredClaims
}
type TokenPair struct {
AccessToken string `json:"access_token"`
RefreshToken string `json:"refresh_token,omitempty"`
}
func GenerateTokenPair(user *store.User, secret string, accessExpire, refreshExpire time.Duration) (*TokenPair, error) {
accessToken, err := generateToken(user, "access", secret, accessExpire)
if err != nil {
return nil, err
}
refreshToken, err := generateToken(user, "refresh", secret, refreshExpire)
if err != nil {
return nil, err
}
return &TokenPair{
AccessToken: accessToken,
RefreshToken: refreshToken,
}, nil
}
func generateToken(user *store.User, tokenType, secret string, expire time.Duration) (string, error) {
now := time.Now()
claims := Claims{
UserID: user.ID,
Name: user.Username,
Type: tokenType,
RegisteredClaims: jwt.RegisteredClaims{
ExpiresAt: jwt.NewNumericDate(now.Add(expire)),
IssuedAt: jwt.NewNumericDate(now),
NotBefore: jwt.NewNumericDate(now),
},
}
token := jwt.NewWithClaims(jwt.SigningMethodHS256, claims)
return token.SignedString([]byte(secret))
}
func ValidateToken(tokenString, secret string) (*Claims, error) {
token, err := jwt.ParseWithClaims(tokenString, &Claims{}, func(token *jwt.Token) (interface{}, error) {
if _, ok := token.Method.(*jwt.SigningMethodHMAC); !ok {
return nil, errors.New("unexpected signing method")
}
return []byte(secret), nil
})
if err != nil {
return nil, err
}
if claims, ok := token.Claims.(*Claims); ok && token.Valid {
return claims, nil
}
return nil, jwt.ErrInvalidKey
}
// GetSecretKey returns the JWT secret key from environment or config
func GetSecretKey() string {
secret := os.Getenv("SECRET_KEY")
if secret == "" {
secret = "default-secret-key-change-in-production"
}
return secret
}