Initial working authentication with SigV4

auth/context.go

@@ -0,0 +1,23 @@
+package auth
+
+import "context"
+
+type RequestContext struct {
+	Authenticated bool
+	AccessKeyID   string
+	AuthType      string
+}
+
+type contextKey int
+
+const requestContextKey contextKey = iota
+
+func WithRequestContext(ctx context.Context, authCtx RequestContext) context.Context {
+	return context.WithValue(ctx, requestContextKey, authCtx)
+}
+
+func GetRequestContext(ctx context.Context) (RequestContext, bool) {
+	value := ctx.Value(requestContextKey)
+	authCtx, ok := value.(RequestContext)
+	return authCtx, ok
+}