1 files changed, 45 insertions, 0 deletions
diff --git a/workhorse/internal/helper/fail/fail.go b/workhorse/internal/helper/fail/fail.go
new file mode 100644
index 00000000000..32c2940a0cc
--- /dev/null
+++ b/workhorse/internal/helper/fail/fail.go
@@ -0,0 +1,45 @@
+package fail
+
+import (
+	"net/http"
+
+	"gitlab.com/gitlab-org/gitlab/workhorse/internal/log"
+)
+
+type failure struct {
+	status int
+	body   string
+	fields log.Fields
+}
+
+type Option func(*failure)
+
+// WithStatus sets the HTTP status and body text of the failure response.
+func WithStatus(status int) Option {
+	return func(f *failure) {
+		f.status = status
+		f.body = http.StatusText(status)
+	}
+}
+
+// WithBody sets the body text of the failure response. Note that
+// subsequent applications of WithStatus will override the response body.
+func WithBody(body string) Option { return func(f *failure) { f.body = body } }
+
+// WithFields adds log fields to the failure log message.
+func WithFields(fields log.Fields) Option { return func(f *failure) { f.fields = fields } }
+
+// Request combines error handling actions for a failed HTTP request. By
+// default it writes a generic HTTP 500 response to w. The status code
+// and response body can be modified by passing options. The value of
+// err, if non nil, is logged and reported to Sentry.
+func Request(w http.ResponseWriter, r *http.Request, err error, options ...Option) {
+	f := &failure{}
+	WithStatus(http.StatusInternalServerError)(f)
+	for _, opt := range options {
+		opt(f)
+	}
+
+	http.Error(w, f.body, f.status)
+	log.WithRequest(r).WithFields(f.fields).WithError(err).Error()
+}