From b10134b3dac5d2177f66e0bb5336fa3acde7ccfa Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ask=20Bj=C3=B8rn=20Hansen?= <ask@develooper.com>
Date: Sat, 15 Jul 2023 20:36:45 -0700
Subject: [PATCH] basic cache-control headers for the dns answers api

---
 server/dnsanswers.go | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/server/dnsanswers.go b/server/dnsanswers.go
index 48a488d..28254c5 100644
--- a/server/dnsanswers.go
+++ b/server/dnsanswers.go
@@ -21,6 +21,8 @@ func (srv *Server) dnsAnswers(c echo.Context) error {
 
 	ctx := c.Request().Context()
 
+	c.Response().Header().Set("Cache-Control", "max-age=20")
+
 	conn, err := srv.chConn(ctx)
 	if err != nil {
 		slog.Error("could not connect to clickhouse", "err", err)
@@ -77,6 +79,8 @@ func (srv *Server) dnsAnswers(c echo.Context) error {
 		// Totals: totalData,
 	}
 
+	c.Response().Header().Set("Cache-Control", "max-age=1800")
+
 	return c.JSONPretty(http.StatusOK, r, "")
 
 }