Refactor routing and handlers

We were building a new gorilla mux on each connection, change
that to an *http.ServeMux and build it once for the lifetime of
the application.

Tell redis to only cache GET requests.

1 files changed, 6 insertions, 0 deletions

diff --git a/rediscache/main.go b/rediscache/main.go
index 3cbfdea..b504a24 100644
--- a/rediscache/main.go
+++ b/rediscache/main.go
@@ -97,6 +97,12 @@ func Handle(pool *redis.Pool, key string, next http.Handler) http.Handler {
 
 func handle(pool *redis.Pool, key string, params bool, next http.Handler) http.Handler { //nolint:funlen
 	return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		if r.Method != "GET" {
+			next.ServeHTTP(w, r)
+
+			return
+		}
+
 		client := pool.Get()
 		defer client.Close()