From 3fb7d27f3a5dcba8b71f5302edd69780f23d6143 Mon Sep 17 00:00:00 2001
From: TwinProduction <twin@twinnation.org>
Date: Wed, 14 Oct 2020 19:24:36 -0400
Subject: [PATCH] Add security handler (#8)

---
 security/handler.go | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)
 create mode 100644 security/handler.go

diff --git a/security/handler.go b/security/handler.go
new file mode 100644
index 00000000..251a9cef
--- /dev/null
+++ b/security/handler.go
@@ -0,0 +1,18 @@
+package security
+
+import (
+	"net/http"
+)
+
+func Handler(handler http.HandlerFunc, security *Config) http.HandlerFunc {
+	return func(w http.ResponseWriter, r *http.Request) {
+		usernameEntered, passwordEntered, ok := r.BasicAuth()
+		if !ok || usernameEntered != security.Basic.Username || Sha512(passwordEntered) != security.Basic.PasswordSha512Hash {
+			w.Header().Set("WWW-Authenticate", "Basic")
+			w.WriteHeader(http.StatusUnauthorized)
+			_, _ = w.Write([]byte("Unauthorized"))
+			return
+		}
+		handler(w, r)
+	}
+}