etags

Author: naltatis

go.mod

@@ -97,6 +97,11 @@ require (
 	gorm.io/gorm v1.24.1
 )
 
+require (
+	github.com/go-http-utils/fresh v0.0.0-20161124030543-7231e26a4b27 // indirect
+	github.com/go-http-utils/headers v0.0.0-20181008091004-fed159eddc2a // indirect
+)
+
 require (
 	cloud.google.com/go/compute v1.12.1 // indirect
 	cloud.google.com/go/compute/metadata v0.2.1 // indirect
@@ -114,6 +119,7 @@ require (
 	github.com/felixge/httpsnoop v1.0.3 // indirect
 	github.com/fsnotify/fsnotify v1.6.0 // indirect
 	github.com/glebarez/go-sqlite v1.19.2 // indirect
+	github.com/go-http-utils/etag v0.0.0-20161124023236-513ea8f21eb1
 	github.com/go-kit/log v0.2.1 // indirect
 	github.com/go-logfmt/logfmt v0.5.1 // indirect
 	github.com/go-playground/locales v0.14.0 // indirect

go.sum

@@ -264,6 +264,12 @@ github.com/glebarez/sqlite v1.5.0/go.mod h1:0wzXzTvfVJIN2GqRhCdMbnYd+m+aH5/QV7B3
 github.com/go-gl/glfw v0.0.0-20190409004039-e6da0acd62b1/go.mod h1:vR7hzQXu2zJy9AVAgeJqvqgH9Q5CA+iKCZ2gyEVpxRU=
 github.com/go-gl/glfw/v3.3/glfw v0.0.0-20191125211704-12ad95a8df72/go.mod h1:tQ2UAYgL5IevRw8kRxooKSPJfGvJ9fJQFa0TUsXzTg8=
 github.com/go-gl/glfw/v3.3/glfw v0.0.0-20200222043503-6f7a984d4dc4/go.mod h1:tQ2UAYgL5IevRw8kRxooKSPJfGvJ9fJQFa0TUsXzTg8=
+github.com/go-http-utils/etag v0.0.0-20161124023236-513ea8f21eb1 h1:zga7zaRE8HCbWjcXMDlfvmQtH0/kMVLo7cQ48dy6kWg=
+github.com/go-http-utils/etag v0.0.0-20161124023236-513ea8f21eb1/go.mod h1:PumS+5d59wmAGsZo6IfRpVNaJUq+6xjC4Utt/k8GO6Q=
+github.com/go-http-utils/fresh v0.0.0-20161124030543-7231e26a4b27 h1:O6yi4xa9b2DMosGsXzlMe2E9qXgXCVkRLCoRX+5amxI=
+github.com/go-http-utils/fresh v0.0.0-20161124030543-7231e26a4b27/go.mod h1:AYvN8omj7nKLmbcXS2dyABYU6JB1Lz1bHmkkq1kf4I4=
+github.com/go-http-utils/headers v0.0.0-20181008091004-fed159eddc2a h1:v6zMvHuY9yue4+QkG/HQ/W67wvtQmWJ4SDo9aK/GIno=
+github.com/go-http-utils/headers v0.0.0-20181008091004-fed159eddc2a/go.mod h1:I79BieaU4fxrw4LMXby6q5OS9XnoR9UIKLOzDFjUmuw=
 github.com/go-kit/kit v0.8.0/go.mod h1:xBxKIO96dXMWWy0MnWVtmwkA9/13aqxPnvrjFYMA2as=
 github.com/go-kit/kit v0.9.0/go.mod h1:xBxKIO96dXMWWy0MnWVtmwkA9/13aqxPnvrjFYMA2as=
 github.com/go-kit/kit v0.10.0/go.mod h1:xUsJbQ/Fp4kEt7AFgCuvyX4a71u8h9jB8tj/ORgOZ7o=

server/http.go

@@ -9,6 +9,7 @@ import (
 	"github.com/evcc-io/evcc/core/site"
 	"github.com/evcc-io/evcc/util"
 	"github.com/evcc-io/evcc/util/telemetry"
+	"github.com/go-http-utils/etag"
 	"github.com/gorilla/handlers"
 	"github.com/gorilla/mux"
 )
@@ -56,6 +57,9 @@ func NewHTTPd(addr string, hub *SocketHub) *HTTPd {
 	// static - individual handlers per root and folders
 	static := router.PathPrefix("/").Subrouter()
 	static.Use(handlers.CompressHandler)
+	static.Use(handlers.CompressHandler, func(h http.Handler) http.Handler {
+		return etag.Handler(h, false)
+	})
 
 	static.HandleFunc("/", indexHandler())
 	for _, dir := range []string{"assets", "meta"} {