feat: gzip static resources (#6258)

api/go.mod

@@ -22,6 +22,7 @@ require (
 	github.com/go-ldap/ldap/v3 v3.1.8
 	github.com/gofrs/uuid v4.0.0+incompatible
 	github.com/google/shlex v0.0.0-20191202100458-e7afc7fbc510 // indirect
+	github.com/gorilla/handlers v1.5.1
 	github.com/gorilla/mux v1.7.3
 	github.com/gorilla/securecookie v1.1.1
 	github.com/gorilla/websocket v1.4.2

api/go.sum

@@ -290,6 +290,8 @@ github.com/evanphx/json-patch v4.9.0+incompatible/go.mod h1:50XU6AFN0ol/bzJsmQLi
 github.com/evanphx/json-patch v4.11.0+incompatible h1:glyUF9yIYtMHzn8xaKw5rMhdWcwsYV8dZHIq5567/xs=
 github.com/evanphx/json-patch v4.11.0+incompatible/go.mod h1:50XU6AFN0ol/bzJsmQLiYLvXMP4fmwYFNcr97nuDLSk=
 github.com/fatih/color v1.7.0/go.mod h1:Zm6kSWBoL9eyXnKyktHP6abPY2pDugNf5KwzbycvMj4=
+github.com/felixge/httpsnoop v1.0.1 h1:lvB5Jl89CsZtGIWuTcDM1E/vkVs49/Ml7JJe07l8SPQ=
+github.com/felixge/httpsnoop v1.0.1/go.mod h1:m8KPJKqk1gH5J9DgRY2ASl2lWCfGKXixSwevea8zH2U=
 github.com/flynn/go-shlex v0.0.0-20150515145356-3f9db97f8568/go.mod h1:xEzjJPgXI435gkrCt3MPfRiAkVrwSbHsst4LCFVfpJc=
 github.com/form3tech-oss/jwt-go v3.2.2+incompatible/go.mod h1:pbq4aXjuKjdthFRnoDwaVPLA+WlJuPGy+QneDUgJi2k=
 github.com/form3tech-oss/jwt-go v3.2.3+incompatible/go.mod h1:pbq4aXjuKjdthFRnoDwaVPLA+WlJuPGy+QneDUgJi2k=
@@ -394,7 +396,6 @@ github.com/google/go-cmp v0.5.0/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/
 github.com/google/go-cmp v0.5.1/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
 github.com/google/go-cmp v0.5.2/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
 github.com/google/go-cmp v0.5.4/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
-github.com/google/go-cmp v0.5.5 h1:Khx7svrCpmxxtHBq5j2mp/xVjsi8hQMfNLvJFAlrGgU=
 github.com/google/go-cmp v0.5.5/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
 github.com/google/go-cmp v0.5.6 h1:BKbKCqvP6I+rmFHt06ZmyQtvB8xAkWdhFyr0ZUNZcxQ=
 github.com/google/go-cmp v0.5.6/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
@@ -422,6 +423,8 @@ github.com/googleapis/gnostic v0.5.5 h1:9fHAtK0uDfpveeqqo1hkEZJcFvYXAiCN3UutL8F9
 github.com/googleapis/gnostic v0.5.5/go.mod h1:7+EbHbldMins07ALC74bsA81Ovc97DwqyJO1AENw9kA=
 github.com/gopherjs/gopherjs v0.0.0-20181017120253-0766667cb4d1/go.mod h1:wJfORRmW1u3UXTncJ5qlYoELFm8eSnnEO6hX4iZ3EWY=
 github.com/gorilla/handlers v0.0.0-20150720190736-60c7bfde3e33/go.mod h1:Qkdc/uu4tH4g6mTK6auzZ766c4CA0Ng8+o/OAirnOIQ=
+github.com/gorilla/handlers v1.5.1 h1:9lRY6j8DEeeBT10CvO9hGW0gmky0BprnvDI5vfhUHH4=
+github.com/gorilla/handlers v1.5.1/go.mod h1:t8XrUpc4KVXb7HGyJ4/cEnwQiaxrX/hz1Zv/4g96P1Q=
 github.com/gorilla/mux v1.7.2/go.mod h1:1lud6UwP+6orDFRuTfBEV8e9/aOM/c4fVVCaMa2zaAs=
 github.com/gorilla/mux v1.7.3 h1:gnP5JzjVOuiZD07fKKToCAOjS0yOpj/qPETTXCCS6hw=
 github.com/gorilla/mux v1.7.3/go.mod h1:1lud6UwP+6orDFRuTfBEV8e9/aOM/c4fVVCaMa2zaAs=
@@ -463,6 +466,7 @@ github.com/jmespath/go-jmespath v0.0.0-20160202185014-0b12d6b521d8/go.mod h1:Nht
 github.com/jmespath/go-jmespath v0.0.0-20160803190731-bd40a432e4c7/go.mod h1:Nht3zPeWKUH0NzdCt2Blrr5ys8VGpn0CEB0cQHVjt7k=
 github.com/jmespath/go-jmespath v0.4.0 h1:BEgLn5cpjn8UN1mAw4NjwDrS35OdebyEtFe+9YPoQUg=
 github.com/jmespath/go-jmespath v0.4.0/go.mod h1:T8mJZnbsbmF+m6zOOFylbeCJqk5+pHWvzYPziyZiYoo=
+github.com/jmespath/go-jmespath/internal/testify v1.5.1 h1:shLQSRRSCCPj3f2gpwzGwWFoC7ycTf1rcQZHOlsJ6N8=
 github.com/jmespath/go-jmespath/internal/testify v1.5.1/go.mod h1:L3OGu8Wl2/fWfCI6z80xFu9LTZmf1ZRjMHUOPmWr69U=
 github.com/joho/godotenv v1.3.0 h1:Zjp+RcGpHhGlrMbJzXTrZZPrWj+1vfm90La1wgB6Bhc=
 github.com/joho/godotenv v1.3.0/go.mod h1:7hK45KPybAkOC6peb+G5yklZfMxEjkZhHbwpqxOKXbg=
@@ -613,8 +617,6 @@ github.com/portainer/libcrypto v0.0.0-20210422035235-c652195c5c3a h1:qY8TbocN75n
 github.com/portainer/libcrypto v0.0.0-20210422035235-c652195c5c3a/go.mod h1:n54EEIq+MM0NNtqLeCby8ljL+l275VpolXO0ibHegLE=
 github.com/portainer/libhelm v0.0.0-20210929000907-825e93d62108 h1:5e8KAnDa2G3cEHK7aV/ue8lOaoQwBZUzoALslwWkR04=
 github.com/portainer/libhelm v0.0.0-20210929000907-825e93d62108/go.mod h1:YvYAk7krKTzB+rFwDr0jQ3sQu2BtiXK1AR0sZH7nhJA=
-github.com/portainer/libhttp v0.0.0-20190806161843-ba068f58be33 h1:H8HR2dHdBf8HANSkUyVw4o8+4tegGcd+zyKZ3e599II=
-github.com/portainer/libhttp v0.0.0-20190806161843-ba068f58be33/go.mod h1:Y2TfgviWI4rT2qaOTHr+hq6MdKIE5YjgQAu7qwptTV0=
 github.com/portainer/libhttp v0.0.0-20211021135806-13e6c55c5fbc h1:vxVN9srGND+iA9oBmyFgtbtOvnmOCLmxw20ncYCJ5HA=
 github.com/portainer/libhttp v0.0.0-20211021135806-13e6c55c5fbc/go.mod h1:nyQA6IahOruIvENCcBk54aaUvV2WHFdXkvBjIutg+SY=
 github.com/pquerna/cachecontrol v0.0.0-20171018203845-0dec1b30a021/go.mod h1:prYjPmNq4d1NPVmpShWobRqXY3q7Vp+80DqgxxUrUIA=

api/http/handler/file/handler.go

@@ -3,6 +3,8 @@ package file
 import (
 	"net/http"
 	"strings"
+
+	"github.com/gorilla/handlers"
 )
 
 // Handler represents an HTTP API handler for managing static files.
@@ -13,8 +15,11 @@ type Handler struct {
 // NewHandler creates a handler to serve static files.
 func NewHandler(assetPublicPath string) *Handler {
 	h := &Handler{
-		Handler: http.FileServer(http.Dir(assetPublicPath)),
+		Handler: handlers.CompressHandler(
+			http.FileServer(http.Dir(assetPublicPath)),
+		),
 	}
+
 	return h
 }