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package v2 |
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import ( |
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"errors" |
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"net/http" |
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"strconv" |
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"github.com/getsentry/sentry-go" |
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"github.com/labstack/echo/v4" |
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"github.com/memnix/memnix-rest/domain" |
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"github.com/memnix/memnix-rest/infrastructures" |
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"github.com/memnix/memnix-rest/pkg/jwt" |
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"github.com/memnix/memnix-rest/services/user" |
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) |
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// JwtMiddleware is the controller for the jwt routes. |
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type JwtMiddleware struct { |
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user.IUseCase |
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} |
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// NewJwtController creates a new jwt controller. |
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func NewJwtMiddleware(user user.IUseCase) JwtMiddleware { |
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return JwtMiddleware{IUseCase: user} |
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} |
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// VerifyPermissions checks if the user has the required permissions. |
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func (*JwtMiddleware) VerifyPermissions(user domain.User, p domain.Permission) bool { |
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return user.HasPermission(p) |
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} |
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func (j *JwtMiddleware) AuthorizeUser(next echo.HandlerFunc) echo.HandlerFunc { |
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return func(c echo.Context) error { |
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return j.IsConnectedMiddleware(domain.PermissionUser, next)(c) |
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} |
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} |
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func (j *JwtMiddleware) AuthorizeVip(next echo.HandlerFunc) echo.HandlerFunc { |
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return func(c echo.Context) error { |
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return j.IsConnectedMiddleware(domain.PermissionVip, next)(c) |
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} |
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} |
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func (j *JwtMiddleware) AuthorizeAdmin(next echo.HandlerFunc) echo.HandlerFunc { |
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return func(c echo.Context) error { |
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return j.IsConnectedMiddleware(domain.PermissionAdmin, next)(c) |
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} |
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} |
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func (j *JwtMiddleware) IsConnectedMiddleware(p domain.Permission, next echo.HandlerFunc) func(c echo.Context) error { |
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return func(c echo.Context) error { |
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_, span := infrastructures.GetTracerInstance().Tracer().Start(c.Request().Context(), "IsConnectedMiddleware") |
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defer span.End() |
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// get the token from the request header |
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tokenHeader := c.Request().Header.Get("Authorization") |
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// if the token is empty, the userModel is not connected, and we return an error |
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if tokenHeader == "" { |
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return c.JSON(http.StatusUnauthorized, errors.New("unauthorized: token missing")) |
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} |
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userID, err := jwt.GetJwtInstance().GetJwt().GetConnectedUserID(c.Request().Context(), tokenHeader) |
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if err != nil { |
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return c.JSON(http.StatusUnauthorized, errors.New("unauthorized: invalid token")) |
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} |
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userModel, err := j.IUseCase.GetByID(c.Request().Context(), userID) |
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if err != nil { |
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return c.JSON(http.StatusUnauthorized, errors.New("unauthorized: invalid user")) |
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} |
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sentry.ConfigureScope(func(scope *sentry.Scope) { |
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scope.SetUser(sentry.User{ |
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ID: strconv.Itoa(int(userModel.ID)), |
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Username: userModel.Username, |
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Email: userModel.Email, |
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}) |
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}) |
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// Check permissions |
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if !j.VerifyPermissions(userModel, p) { |
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return c.JSON(http.StatusUnauthorized, errors.New("unauthorized: invalid user")) |
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} |
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// Set userModel in locals |
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SetUserToContext(c, userModel) |
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span.End() |
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return next(c) |
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} |
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} |
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func SetUserToContext(c echo.Context, user domain.User) { |
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c.Set("user", user) |
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} |
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func GetUserFromContext(c echo.Context) (domain.User, error) { |
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if c.Get("user") == nil { |
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return domain.User{}, errors.New("user is not initialized") |
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} |
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return c.Get("user").(domain.User), nil |
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} |
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memnix /
memnix-rest
