104 lines
2.3 KiB
Go
104 lines
2.3 KiB
Go
package logic
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import (
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"context"
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"github.com/gin-gonic/gin"
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"github.com/mitchellh/mapstructure"
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"go.uber.org/zap"
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"leafdev.top/leaf/rag/consts"
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"leafdev.top/leaf/rag/internal/providers"
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"leafdev.top/leaf/rag/internal/providers/jwks"
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"leafdev.top/leaf/rag/models"
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"strings"
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)
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type AuthLogic struct {
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}
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var (
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config = *providers.MustGet[providers.GlobalConfig]()
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logger = *providers.MustGet[zap.Logger]()
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)
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func NewAuthLogic() *AuthLogic {
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return &AuthLogic{}
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}
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func (a *AuthLogic) GinMiddlewareAuth(tokenType models.JWTTokenTypes, c *gin.Context) (*models.User, error) {
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var sub = consts.AnonymousUser
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var jwtIdToken = &models.User{}
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if config.DebugMode.Enable {
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jwtIdToken.Token.Sub = sub
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jwtIdToken.Valid = true
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return jwtIdToken, nil
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} else {
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authorization := c.Request.Header.Get(consts.AuthHeader)
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if authorization == "" {
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return nil, consts.ErrJWTFormatError
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}
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authSplit := strings.Split(authorization, " ")
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if len(authSplit) != 2 {
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return nil, consts.ErrJWTFormatError
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}
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if authSplit[0] != consts.AuthPrefix {
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return nil, consts.ErrNotBearerType
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}
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token, err := jwks.ParseJWT(authSplit[1])
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if err != nil {
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return nil, consts.ErrNotValidToken
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}
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sub, err = token.Claims.GetSubject()
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if err != nil {
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return nil, consts.ErrNotValidToken
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}
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// 如果 token.Header 中没有 typ
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if token.Header["typ"] == "" {
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return nil, consts.ErrEmptyResponse
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}
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// 验证 token 类型
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if tokenType != "" && tokenType.String() != token.Header["typ"] {
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return nil, consts.ErrTokenError
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}
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jwtIdToken.Valid = true
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err = mapstructure.Decode(token.Claims, &jwtIdToken.Token)
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if err != nil {
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logger.Error("Failed to map token claims to JwtIDToken struct.\nError: " + err.Error())
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return nil, nil
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}
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}
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return jwtIdToken, nil
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}
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func (a *AuthLogic) GinUser(c *gin.Context) *models.User {
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user, _ := c.Get(consts.AuthMiddlewareKey)
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return user.(*models.User)
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}
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func GetUserId(ctx context.Context) string {
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user := GetUser(ctx)
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return user.Token.Sub
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}
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func GetUser(ctx context.Context) *models.User {
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user := ctx.Value(consts.AuthMiddlewareKey)
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return user.(*models.User)
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}
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func SetUser(ctx context.Context, user *models.User) context.Context {
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context.WithValue(ctx, consts.AuthMiddlewareKey, user)
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return context.WithValue(ctx, consts.AuthMiddlewareKey, user)
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}
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