updated stuff

internal/handlers/errors.go

@@ -0,0 +1,109 @@
+package handlers
+
+import (
+	"fmt"
+	"net/http"
+
+	"git.haelnorr.com/h/golib/hws"
+	"github.com/pkg/errors"
+)
+
+// throwError is a generic helper that all throw* functions use internally
+func throwError(
+	s *hws.Server,
+	w http.ResponseWriter,
+	r *http.Request,
+	statusCode int,
+	msg string,
+	err error,
+	level string,
+) {
+	err = s.ThrowError(w, r, hws.HWSError{
+		StatusCode:      statusCode,
+		Message:         msg,
+		Error:           err,
+		Level:           hws.ErrorLevel(level),
+		RenderErrorPage: true, // throw* family always renders error pages
+	})
+	if err != nil {
+		s.ThrowFatal(w, err)
+	}
+}
+
+// throwInternalServiceError handles 500 errors (server failures)
+func throwInternalServiceError(
+	s *hws.Server,
+	w http.ResponseWriter,
+	r *http.Request,
+	msg string,
+	err error,
+) {
+	throwError(s, w, r, http.StatusInternalServerError, msg, err, "error")
+}
+
+// throwBadRequest handles 400 errors (malformed requests)
+func throwBadRequest(
+	s *hws.Server,
+	w http.ResponseWriter,
+	r *http.Request,
+	msg string,
+	err error,
+) {
+	throwError(s, w, r, http.StatusBadRequest, msg, err, "debug")
+}
+
+// throwForbidden handles 403 errors (normal permission denials)
+func throwForbidden(
+	s *hws.Server,
+	w http.ResponseWriter,
+	r *http.Request,
+	msg string,
+	err error,
+) {
+	throwError(s, w, r, http.StatusForbidden, msg, err, "debug")
+}
+
+// throwForbiddenSecurity handles 403 errors for security events (uses WARN level)
+func throwForbiddenSecurity(
+	s *hws.Server,
+	w http.ResponseWriter,
+	r *http.Request,
+	msg string,
+	err error,
+) {
+	throwError(s, w, r, http.StatusForbidden, msg, err, "warn")
+}
+
+// throwUnauthorized handles 401 errors (not authenticated)
+func throwUnauthorized(
+	s *hws.Server,
+	w http.ResponseWriter,
+	r *http.Request,
+	msg string,
+	err error,
+) {
+	throwError(s, w, r, http.StatusUnauthorized, msg, err, "debug")
+}
+
+// throwUnauthorizedSecurity handles 401 errors for security events (uses WARN level)
+func throwUnauthorizedSecurity(
+	s *hws.Server,
+	w http.ResponseWriter,
+	r *http.Request,
+	msg string,
+	err error,
+) {
+	throwError(s, w, r, http.StatusUnauthorized, msg, err, "warn")
+}
+
+// throwNotFound handles 404 errors
+func throwNotFound(
+	s *hws.Server,
+	w http.ResponseWriter,
+	r *http.Request,
+	path string,
+) {
+	msg := fmt.Sprintf("The requested resource was not found: %s", path)
+	err := errors.New("Resource not found")
+	throwError(s, w, r, http.StatusNotFound, msg, err, "debug")
+}