chore(deps): update dependency knip to v3

.github/workflows/auto-comment-on-label.yaml

@@ -11,7 +11,7 @@ jobs:
       issues: write
     steps:
       - name: Add comment
-        uses: peter-evans/create-or-update-comment@0f44b017d10caeea6a4c1b410ba0521ad8a02815
+        uses: peter-evans/create-or-update-comment@83d7ae329db28c00a7f6909acb9081cfe31244ee
         with:
           issue-number: ${{ github.event.issue.number }}
           body: |

.github/workflows/codeql-analysis.yml

@@ -41,7 +41,7 @@ jobs:
 
     # Initializes the CodeQL tools for scanning.
     - name: Initialize CodeQL
-      uses: github/codeql-action/init@v3
+      uses: github/codeql-action/init@v2
       with:
         languages: ${{ matrix.language }}
         config-file: ./.github/codeql/${{ matrix.language }}.yml
@@ -53,7 +53,7 @@ jobs:
     # Autobuild attempts to build any compiled languages  (C/C++, C#, or Java).
     # If this step fails, then you should remove it and run the build manually (see below)
     - name: Autobuild
-      uses: github/codeql-action/autobuild@v3
+      uses: github/codeql-action/autobuild@v2
 
     # ℹ️ Command-line programs to run using the OS shell.
     # 📚 https://git.io/JvXDl
@@ -67,4 +67,4 @@ jobs:
     #   make release
 
     - name: Perform CodeQL Analysis
-      uses: github/codeql-action/analyze@v3
+      uses: github/codeql-action/analyze@v2

.github/workflows/javascript-format-build.yml

@@ -39,7 +39,7 @@ jobs:
 
       - name: Get changed files
         id: changed-files-yaml
-        uses: tj-actions/changed-files@v41
+        uses: tj-actions/changed-files@v40
         with:
           path: 'web'
           files_ignore: |

.github/workflows/shellcheck.yml

@@ -18,7 +18,7 @@ jobs:
     env:
       LANG: C.UTF-8
     container:
-      image: docker.io/ubuntu:24.04
+      image: docker.io/ubuntu:23.10
     steps:
       - uses: actions/checkout@v4
 

config/constants.go

@@ -30,4 +30,8 @@ var (
 
 	// PublicFilesPath is the optional directory for hosting public files.
 	PublicFilesPath = filepath.Join(DataDirectory, "public")
+
+	// DisableResponseCaching will disable caching of API and resource
+	// responses. Disable this feature to turn off the optimizations.
+	DisableResponseCaching = false
 )

controllers/hls.go

@@ -6,6 +6,7 @@ import (
 	"path/filepath"
 	"strconv"
 	"strings"
+	"time"
 
 	"github.com/owncast/owncast/config"
 	"github.com/owncast/owncast/core"
@@ -13,8 +14,24 @@ import (
 	"github.com/owncast/owncast/models"
 	"github.com/owncast/owncast/router/middleware"
 	"github.com/owncast/owncast/utils"
+	log "github.com/sirupsen/logrus"
+	cache "github.com/victorspringer/http-cache"
+	"github.com/victorspringer/http-cache/adapter/memory"
 )
 
+var (
+	hlsCacheAdapter  *cache.Adapter
+	hlsResponseCache *cache.Client
+)
+
+type FileServerHandler struct {
+	HLSPath string
+}
+
+func (fsh *FileServerHandler) ServeHTTP(rw http.ResponseWriter, r *http.Request) {
+	http.ServeFile(rw, r, fsh.HLSPath)
+}
+
 // HandleHLSRequest will manage all requests to HLS content.
 func HandleHLSRequest(w http.ResponseWriter, r *http.Request) {
 	// Sanity check to limit requests to HLS file types.
@@ -23,6 +40,32 @@ func HandleHLSRequest(w http.ResponseWriter, r *http.Request) {
 		return
 	}
 
+	if hlsCacheAdapter == nil {
+		ca, err := memory.NewAdapter(
+			memory.AdapterWithAlgorithm(memory.LRU),
+			memory.AdapterWithCapacity(50),
+			memory.AdapterWithStorageCapacity(104_857_600),
+		)
+		hlsCacheAdapter = &ca
+		if err != nil {
+			log.Warn("unable to create web cache", err)
+		}
+	}
+
+	// Since HLS segments cannot be changed once they're rendered, we can cache
+	// individual segments for a long time.
+	if hlsResponseCache == nil {
+		rc, err := cache.NewClient(
+			cache.ClientWithAdapter(*hlsCacheAdapter),
+			cache.ClientWithTTL(30*time.Second),
+			cache.ClientWithExpiresHeader(),
+		)
+		hlsResponseCache = rc
+		if err != nil {
+			log.Warn("unable to create web cache client", err)
+		}
+	}
+
 	requestedPath := r.URL.Path
 	relativePath := strings.Replace(requestedPath, "/hls/", "", 1)
 	fullPath := filepath.Join(config.HLSStoragePath, relativePath)
@@ -48,6 +91,10 @@ func HandleHLSRequest(w http.ResponseWriter, r *http.Request) {
 	} else {
 		cacheTime := utils.GetCacheDurationSecondsForPath(relativePath)
 		w.Header().Set("Cache-Control", "public, max-age="+strconv.Itoa(cacheTime))
+
+		fileServer := &FileServerHandler{HLSPath: fullPath}
+		hlsResponseCache.Middleware(fileServer).ServeHTTP(w, r)
+		return
 	}
 
 	middleware.EnableCors(w)

controllers/index.go

@@ -7,6 +7,7 @@ import (
 	"net/url"
 	"path/filepath"
 	"strings"
+	"time"
 
 	"github.com/owncast/owncast/config"
 	"github.com/owncast/owncast/core"
@@ -16,12 +17,45 @@ import (
 	"github.com/owncast/owncast/static"
 	"github.com/owncast/owncast/utils"
 	log "github.com/sirupsen/logrus"
+	cache "github.com/victorspringer/http-cache"
+	"github.com/victorspringer/http-cache/adapter/memory"
+)
+
+var (
+	indexCacheAdapter   *cache.Adapter
+	indexBotSearchCache *cache.Client
 )
 
 // IndexHandler handles the default index route.
 func IndexHandler(w http.ResponseWriter, r *http.Request) {
 	middleware.EnableCors(w)
 
+	if indexCacheAdapter == nil {
+		ca, err := memory.NewAdapter(
+			memory.AdapterWithAlgorithm(memory.LFU),
+			memory.AdapterWithCapacity(50),
+			memory.AdapterWithStorageCapacity(104_857_600),
+		)
+		indexCacheAdapter = &ca
+		if err != nil {
+			log.Warn("unable to create web cache", err)
+		}
+	}
+
+	if indexBotSearchCache == nil {
+		rc, err := cache.NewClient(
+			cache.ClientWithAdapter(*indexCacheAdapter),
+			cache.ClientWithTTL(30*time.Second),
+			cache.ClientWithExpiresHeader(),
+			cache.ClientWithRefreshKey("bot-search-page"),
+			cache.ClientWithExpiresHeader(),
+		)
+		indexBotSearchCache = rc
+		if err != nil {
+			log.Warn("unable to create web cache client", err)
+		}
+	}
+
 	isIndexRequest := r.URL.Path == "/" || filepath.Base(r.URL.Path) == "index.html" || filepath.Base(r.URL.Path) == ""
 
 	if utils.IsUserAgentAPlayer(r.UserAgent()) && isIndexRequest {
@@ -32,7 +66,7 @@ func IndexHandler(w http.ResponseWriter, r *http.Request) {
 	// For search engine bots and social scrapers return a special
 	// server-rendered page.
 	if utils.IsUserAgentABot(r.UserAgent()) && isIndexRequest {
-		handleScraperMetadataPage(w, r)
+		indexBotSearchCache.Middleware(http.HandlerFunc(handleScraperMetadataPage))
 		return
 	}
 

go.mod

@@ -3,14 +3,14 @@ module github.com/owncast/owncast
 go 1.21
 
 require (
-	github.com/aws/aws-sdk-go v1.49.6
+	github.com/aws/aws-sdk-go v1.47.9
 	github.com/go-fed/activity v1.0.1-0.20210803212804-d866ba75dd0f
 	github.com/go-fed/httpsig v1.1.0
 	github.com/go-ole/go-ole v1.2.6 // indirect
-	github.com/gorilla/websocket v1.5.1
+	github.com/gorilla/websocket v1.5.0
 	github.com/grafov/m3u8 v0.12.0
 	github.com/lestrrat-go/file-rotatelogs v2.4.0+incompatible
-	github.com/mattn/go-sqlite3 v1.14.19
+	github.com/mattn/go-sqlite3 v1.14.17
 	github.com/microcosm-cc/bluemonday v1.0.26
 	github.com/nareix/joy5 v0.0.0-20210317075623-2c912ca30590
 	github.com/oschwald/geoip2-golang v1.9.0
@@ -20,7 +20,7 @@ require (
 	github.com/teris-io/shortid v0.0.0-20220617161101-71ec9f2aa569
 	github.com/yuin/goldmark v1.6.0
 	golang.org/x/mod v0.14.0
-	golang.org/x/time v0.5.0
+	golang.org/x/time v0.4.0
 )
 
 require (
@@ -32,7 +32,7 @@ require (
 	github.com/tklauser/numcpus v0.6.1 // indirect
 	github.com/yusufpapurcu/wmi v1.2.3 // indirect
 	golang.org/x/crypto v0.17.0 // indirect
-	golang.org/x/net v0.19.0
+	golang.org/x/net v0.18.0
 	golang.org/x/sys v0.15.0 // indirect
 )
 
@@ -55,7 +55,7 @@ require (
 
 require (
 	github.com/nakabonne/tstorage v0.3.6
-	github.com/shirou/gopsutil/v3 v3.23.11
+	github.com/shirou/gopsutil/v3 v3.23.10
 )
 
 require github.com/SherClockHolmes/webpush-go v1.3.0
@@ -75,6 +75,7 @@ require (
 	github.com/CAFxX/httpcompression v0.0.9
 	github.com/andybalholm/cascadia v1.3.2
 	github.com/mssola/user_agent v0.6.0
+	github.com/victorspringer/http-cache v0.0.0-20231006141456-6446fe59efba
 	github.com/yuin/goldmark-emoji v1.0.2
 	gopkg.in/evanphx/json-patch.v5 v5.7.0
 	mvdan.cc/xurls v1.1.0

go.sum

@@ -6,8 +6,8 @@ github.com/andybalholm/brotli v1.0.5 h1:8uQZIdzKmjc/iuPu7O2ioW48L81FgatrcpfFmiq/
 github.com/andybalholm/brotli v1.0.5/go.mod h1:fO7iG3H7G2nSZ7m0zPUDn85XEX2GTukHGRSepvi9Eig=
 github.com/andybalholm/cascadia v1.3.2 h1:3Xi6Dw5lHF15JtdcmAHD3i1+T8plmv7BQ/nsViSLyss=
 github.com/andybalholm/cascadia v1.3.2/go.mod h1:7gtRlve5FxPPgIgX36uWBX58OdBsSS6lUvCFb+h7KvU=
-github.com/aws/aws-sdk-go v1.49.6 h1:yNldzF5kzLBRvKlKz1S0bkvc2+04R1kt13KfBWQBfFA=
-github.com/aws/aws-sdk-go v1.49.6/go.mod h1:LF8svs817+Nz+DmiMQKTO3ubZ/6IaTpq3TjupRn3Eqk=
+github.com/aws/aws-sdk-go v1.47.9 h1:rarTsos0mA16q+huicGx0e560aYRtOucV5z2Mw23JRY=
+github.com/aws/aws-sdk-go v1.47.9/go.mod h1:LF8svs817+Nz+DmiMQKTO3ubZ/6IaTpq3TjupRn3Eqk=
 github.com/aymerick/douceur v0.2.0 h1:Mv+mAeH1Q+n9Fr+oyamOlAkUNPWPlA8PPGR0QAaYuPk=
 github.com/aymerick/douceur v0.2.0/go.mod h1:wlT5vV2O3h55X9m7iVYN0TBM0NH/MmbLnd30/FjWUq4=
 github.com/beorn7/perks v1.0.1 h1:VlbKKnNfV8bJzeqoa4cOKqO6bYr3WgKZxO8Z16+hsOM=
@@ -42,8 +42,8 @@ github.com/google/go-cmp v0.6.0 h1:ofyhxvXcZhMsU5ulbFiLKl/XBFqE1GSq7atu8tAmTRI=
 github.com/google/go-cmp v0.6.0/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=
 github.com/gorilla/css v1.0.0 h1:BQqNyPTi50JCFMTw/b67hByjMVXZRwGha6wxVGkeihY=
 github.com/gorilla/css v1.0.0/go.mod h1:Dn721qIggHpt4+EFCcTLTU/vk5ySda2ReITrtgBl60c=
-github.com/gorilla/websocket v1.5.1 h1:gmztn0JnHVt9JZquRuzLw3g4wouNVzKL15iLr/zn/QY=
-github.com/gorilla/websocket v1.5.1/go.mod h1:x3kM2JMyaluk02fnUJpQuwD2dCS5NDG2ZHL0uE0tcaY=
+github.com/gorilla/websocket v1.5.0 h1:PPwGk2jz7EePpoHN/+ClbZu8SPxiqlu12wZP/3sWmnc=
+github.com/gorilla/websocket v1.5.0/go.mod h1:YR8l580nyteQvAITg2hZ9XVh4b55+EU/adAjf1fMHhE=
 github.com/grafov/m3u8 v0.12.0 h1:T6iTwTsSEtMcwkayef+FJO8kj+Sglr4Lh81Zj8Ked/4=
 github.com/grafov/m3u8 v0.12.0/go.mod h1:nqzOkfBiZJENr52zTVd/Dcl03yzphIMbJqkXGu+u080=
 github.com/jmespath/go-jmespath v0.4.0 h1:BEgLn5cpjn8UN1mAw4NjwDrS35OdebyEtFe+9YPoQUg=
@@ -64,8 +64,8 @@ github.com/lestrrat-go/strftime v1.0.4/go.mod h1:E1nN3pCbtMSu1yjSVeyuRFVm/U0xoR7
 github.com/lufia/plan9stats v0.0.0-20211012122336-39d0f177ccd0 h1:6E+4a0GO5zZEnZ81pIr0yLvtUWk2if982qA3F3QD6H4=
 github.com/lufia/plan9stats v0.0.0-20211012122336-39d0f177ccd0/go.mod h1:zJYVVT2jmtg6P3p1VtQj7WsuWi/y4VnjVBn7F8KPB3I=
 github.com/mattn/go-sqlite3 v1.14.7/go.mod h1:NyWgC/yNuGj7Q9rpYnZvas74GogHl5/Z4A/KQRfk6bU=
-github.com/mattn/go-sqlite3 v1.14.19 h1:fhGleo2h1p8tVChob4I9HpmVFIAkKGpiukdrgQbWfGI=
-github.com/mattn/go-sqlite3 v1.14.19/go.mod h1:2eHXhiwb8IkHr+BDWZGa96P6+rkvnG63S2DGjv9HUNg=
+github.com/mattn/go-sqlite3 v1.14.17 h1:mCRHCLDUBXgpKAqIKsaAaAsrAlbkeomtRFKXh2L6YIM=
+github.com/mattn/go-sqlite3 v1.14.17/go.mod h1:2eHXhiwb8IkHr+BDWZGa96P6+rkvnG63S2DGjv9HUNg=
 github.com/matttproud/golang_protobuf_extensions v1.0.4 h1:mmDVorXM7PCGKw94cs5zkfA9PSy5pEvNWRP0ET0TIVo=
 github.com/matttproud/golang_protobuf_extensions v1.0.4/go.mod h1:BSXmuO+STAnVfrANrmjBb36TMTDstsz7MSK+HVaYKv4=
 github.com/microcosm-cc/bluemonday v1.0.26 h1:xbqSvqzQMeEHCqMi64VAs4d8uy6Mequs3rQ0k/Khz58=
@@ -105,8 +105,8 @@ github.com/rifflock/lfshook v0.0.0-20180920164130-b9218ef580f5 h1:mZHayPoR0lNmnH
 github.com/rifflock/lfshook v0.0.0-20180920164130-b9218ef580f5/go.mod h1:GEXHk5HgEKCvEIIrSpFI3ozzG5xOKA2DVlEX/gGnewM=
 github.com/schollz/sqlite3dump v1.3.1 h1:QXizJ7XEJ7hggjqjZ3YRtF3+javm8zKtzNByYtEkPRA=
 github.com/schollz/sqlite3dump v1.3.1/go.mod h1:mzSTjZpJH4zAb1FN3iNlhWPbbdyeBpOaTW0hukyMHyI=
-github.com/shirou/gopsutil/v3 v3.23.11 h1:i3jP9NjCPUz7FiZKxlMnODZkdSIp2gnzfrvsu9CuWEQ=
-github.com/shirou/gopsutil/v3 v3.23.11/go.mod h1:1FrWgea594Jp7qmjHUUPlJDTPgcsb9mGnXDxavtikzM=
+github.com/shirou/gopsutil/v3 v3.23.10 h1:/N42opWlYzegYaVkWejXWJpbzKv2JDy3mrgGzKsh9hM=
+github.com/shirou/gopsutil/v3 v3.23.10/go.mod h1:JIE26kpucQi+innVlAUnIEOSBhBUkirr5b44yr55+WE=
 github.com/shoenig/go-m1cpu v0.1.6 h1:nxdKQNcEB6vzgA2E2bvzKIYRuNj7XNJ4S/aRSwKzFtM=
 github.com/shoenig/go-m1cpu v0.1.6/go.mod h1:1JJMcUBvfNwpq05QDQVAnx3gUHr9IYF7GNg9SUEw2VQ=
 github.com/shoenig/test v0.6.4 h1:kVTaSd7WLz5WZ2IaoM0RSzRsUD+m8wRR+5qvntpn4LU=
@@ -134,6 +134,8 @@ github.com/tklauser/numcpus v0.6.1/go.mod h1:1XfjsgE2zo8GVw7POkMbHENHzVg3GzmoZ9f
 github.com/ulikunitz/xz v0.5.11/go.mod h1:nbz6k7qbPmH4IRqmfOplQw/tblSgqTqBwxkY0oWt/14=
 github.com/valyala/gozstd v1.20.1 h1:xPnnnvjmaDDitMFfDxmQ4vpx0+3CdTg2o3lALvXTU/g=
 github.com/valyala/gozstd v1.20.1/go.mod h1:y5Ew47GLlP37EkTB+B4s7r6A5rdaeB7ftbl9zoYiIPQ=
+github.com/victorspringer/http-cache v0.0.0-20231006141456-6446fe59efba h1:+oqDKQIOdkkvro1psUKtI4oH9WBeKkGY2S8h9/lo288=
+github.com/victorspringer/http-cache v0.0.0-20231006141456-6446fe59efba/go.mod h1:D1AD6nlXv7HkIfTVd8ZWK1KQEiXYNy/LbLkx8H9tIQw=
 github.com/yuin/goldmark v1.3.7/go.mod h1:mwnBkeHKe2W/ZEtQ+71ViKU8L12m81fl3OWwC1Zlc8k=
 github.com/yuin/goldmark v1.4.13/go.mod h1:6yULJ656Px+3vBD8DxQVa3kxgyrAnzto9xy5taEt/CY=
 github.com/yuin/goldmark v1.6.0 h1:boZcn2GTjpsynOsC0iJHnBWa4Bi0qzfJjthwauItG68=
@@ -161,8 +163,8 @@ golang.org/x/net v0.0.0-20220722155237-a158d28d115b/go.mod h1:XRhObCWvk6IyKnWLug
 golang.org/x/net v0.6.0/go.mod h1:2Tu9+aMcznHK/AK1HMvgo6xiTLG5rD5rZLDS+rp2Bjs=
 golang.org/x/net v0.9.0/go.mod h1:d48xBJpPfHeWQsugry2m+kC02ZBRGRgulfHnEXEuWns=
 golang.org/x/net v0.10.0/go.mod h1:0qNGK6F8kojg2nk9dLZ2mShWaEBan6FAoqfSigmmuDg=
-golang.org/x/net v0.19.0 h1:zTwKpTd2XuCqf8huc7Fo2iSy+4RHPd10s4KzeTnVr1c=
-golang.org/x/net v0.19.0/go.mod h1:CfAk/cbD4CthTvqiEl8NpboMuiuOYsAr/7NOjZJtv1U=
+golang.org/x/net v0.18.0 h1:mIYleuAkSbHh0tCv7RvjL3F6ZVbLjq4+R7zbOn3Kokg=
+golang.org/x/net v0.18.0/go.mod h1:/czyP5RqHAH4odGYxBJ1qz0+CE5WZ+2j1YgoEo8F2jQ=
 golang.org/x/sync v0.0.0-20181221193216-37e7f081c4d4/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20220722155255-886fb9371eb4/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
@@ -181,6 +183,7 @@ golang.org/x/sys v0.5.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.7.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.8.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.11.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.13.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.15.0 h1:h48lPFYpsTvQJZF4EKyI4aLHaev3CxivZmv7yZig9pc=
 golang.org/x/sys v0.15.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
 golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
@@ -197,8 +200,8 @@ golang.org/x/text v0.7.0/go.mod h1:mrYo+phRRbMaCq/xk9113O4dZlRixOauAjOtrjsXDZ8=
 golang.org/x/text v0.9.0/go.mod h1:e1OnstbJyHTd6l/uOt8jFFHp6TRDWZR/bV3emEE/zU8=
 golang.org/x/text v0.14.0 h1:ScX5w1eTa3QqT8oi6+ziP7dTV1S2+ALU0bI+0zXKWiQ=
 golang.org/x/text v0.14.0/go.mod h1:18ZOQIKpY8NJVqYksKHtTdi31H5itFRjB5/qKTNYzSU=
-golang.org/x/time v0.5.0 h1:o7cqy6amK/52YcAKIPlM3a+Fpj35zvRj2TP+e1xFSfk=
-golang.org/x/time v0.5.0/go.mod h1:3BpzKBy/shNhVucY/MWOyx10tF3SFh9QdLuxbVysPQM=
+golang.org/x/time v0.4.0 h1:Z81tqI5ddIoXDPvVQ7/7CC9TnLM7ubaFG2qXYd5BbYY=
+golang.org/x/time v0.4.0/go.mod h1:3BpzKBy/shNhVucY/MWOyx10tF3SFh9QdLuxbVysPQM=
 golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
 golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
 golang.org/x/tools v0.1.12/go.mod h1:hNGJHUnrk76NpqgfD5Aqm5Crs+Hm0VOH/i9J2+nxYbc=

main.go

@@ -17,17 +17,18 @@ import (
 )
 
 var (
-	dbFile                = flag.String("database", "", "Path to the database file.")
-	logDirectory          = flag.String("logdir", "", "Directory where logs will be written to")
-	backupDirectory       = flag.String("backupdir", "", "Directory where backups will be written to")
-	enableDebugOptions    = flag.Bool("enableDebugFeatures", false, "Enable additional debugging options.")
-	enableVerboseLogging  = flag.Bool("enableVerboseLogging", false, "Enable additional logging.")
-	restoreDatabaseFile   = flag.String("restoreDatabase", "", "Restore an Owncast database backup")
-	newAdminPassword      = flag.String("adminpassword", "", "Set your admin password")
-	newStreamKey          = flag.String("streamkey", "", "Set a temporary stream key for this session")
-	webServerPortOverride = flag.String("webserverport", "", "Force the web server to listen on a specific port")
-	webServerIPOverride   = flag.String("webserverip", "", "Force web server to listen on this IP address")
-	rtmpPortOverride      = flag.Int("rtmpport", 0, "Set listen port for the RTMP server")
+	dbFile                 = flag.String("database", "", "Path to the database file.")
+	logDirectory           = flag.String("logdir", "", "Directory where logs will be written to")
+	backupDirectory        = flag.String("backupdir", "", "Directory where backups will be written to")
+	enableDebugOptions     = flag.Bool("enableDebugFeatures", false, "Enable additional debugging options.")
+	enableVerboseLogging   = flag.Bool("enableVerboseLogging", false, "Enable additional logging.")
+	restoreDatabaseFile    = flag.String("restoreDatabase", "", "Restore an Owncast database backup")
+	newAdminPassword       = flag.String("adminpassword", "", "Set your admin password")
+	newStreamKey           = flag.String("streamkey", "", "Set a temporary stream key for this session")
+	webServerPortOverride  = flag.String("webserverport", "", "Force the web server to listen on a specific port")
+	webServerIPOverride    = flag.String("webserverip", "", "Force web server to listen on this IP address")
+	rtmpPortOverride       = flag.Int("rtmpport", 0, "Set listen port for the RTMP server")
+	disableResponseCaching = flag.Bool("disableResponseCaching", false, "Do not optimize performance by caching of web responses")
 )
 
 // nolint:cyclop
@@ -42,6 +43,10 @@ func main() {
 		config.BackupDirectory = *backupDirectory
 	}
 
+	if *disableResponseCaching {
+		config.DisableResponseCaching = *disableResponseCaching
+	}
+
 	// Create the data directory if needed
 	if !utils.DoesFileExists("data") {
 		if err := os.Mkdir("./data", 0o700); err != nil {

router/router.go

@@ -24,10 +24,45 @@ import (
 	"github.com/owncast/owncast/router/middleware"
 	"github.com/owncast/owncast/utils"
 	"github.com/owncast/owncast/yp"
+
+	cache "github.com/victorspringer/http-cache"
+	"github.com/victorspringer/http-cache/adapter/memory"
 )
 
 // Start starts the router for the http, ws, and rtmp.
 func Start() error {
+	// Setup a web response cache
+	enableCache := !config.DisableResponseCaching
+
+	responseCache, err := memory.NewAdapter(
+		memory.AdapterWithAlgorithm(memory.LRU),
+		memory.AdapterWithCapacity(50),
+	)
+	if err != nil {
+		log.Warn("unable to create web cache", err)
+	}
+
+	superShortCacheClient, err := cache.NewClient(
+		cache.ClientWithAdapter(responseCache),
+		cache.ClientWithTTL(3*time.Second),
+	)
+	if err != nil {
+		log.Warn("unable to create web cache client", err)
+	}
+	reasonableDurationCacheClient, err := cache.NewClient(
+		cache.ClientWithAdapter(responseCache),
+		cache.ClientWithTTL(8*time.Second),
+	)
+	if err != nil {
+		log.Warn("unable to create web cache client", err)
+	}
+	longerDurationCacheClient, err := cache.NewClient(
+		cache.ClientWithAdapter(responseCache),
+		cache.ClientWithTTL(3*time.Minute),
+	)
+	if err != nil {
+		log.Warn("unable to create web cache client", err)
+	}
 	// The primary web app.
 	http.HandleFunc("/", controllers.IndexHandler)
 
@@ -35,41 +70,79 @@ func Start() error {
 	http.HandleFunc("/admin/", middleware.RequireAdminAuth(controllers.IndexHandler))
 
 	// Images
-	http.HandleFunc("/thumbnail.jpg", controllers.GetThumbnail)
-	http.HandleFunc("/preview.gif", controllers.GetPreview)
-	http.HandleFunc("/logo", controllers.GetLogo)
+	http.HandleFunc("/thumbnail.jpg", func(rw http.ResponseWriter, r *http.Request) {
+		superShortCacheClient.Middleware(http.HandlerFunc(controllers.GetThumbnail)).ServeHTTP(rw, r)
+	})
+
+	http.HandleFunc("/preview.gif", func(rw http.ResponseWriter, r *http.Request) {
+		superShortCacheClient.Middleware(http.HandlerFunc(controllers.GetPreview)).ServeHTTP(rw, r)
+	})
+
+	http.HandleFunc("/logo", func(rw http.ResponseWriter, r *http.Request) {
+		longerDurationCacheClient.Middleware(http.HandlerFunc(controllers.GetLogo)).ServeHTTP(rw, r)
+	})
 
 	// Custom Javascript
-	http.HandleFunc("/customjavascript", controllers.ServeCustomJavascript)
+	http.HandleFunc("/customjavascript", func(rw http.ResponseWriter, r *http.Request) {
+		longerDurationCacheClient.Middleware(http.HandlerFunc(controllers.ServeCustomJavascript)).ServeHTTP(rw, r)
+	})
 
 	// Return a single emoji image.
-	http.HandleFunc(config.EmojiDir, controllers.GetCustomEmojiImage)
+	http.HandleFunc(config.EmojiDir, func(rw http.ResponseWriter, r *http.Request) {
+		longerDurationCacheClient.Middleware(http.HandlerFunc(controllers.GetCustomEmojiImage)).ServeHTTP(rw, r)
+	})
 
 	// return the logo
 
 	// return a logo that's compatible with external social networks
-	http.HandleFunc("/logo/external", controllers.GetCompatibleLogo)
+	http.HandleFunc("/logo/external", func(rw http.ResponseWriter, r *http.Request) {
+		longerDurationCacheClient.Middleware(http.HandlerFunc(controllers.GetCompatibleLogo)).ServeHTTP(rw, r)
+	})
 
 	// robots.txt
-	http.HandleFunc("/robots.txt", controllers.GetRobotsDotTxt)
+	http.HandleFunc("/robots.txt", func(rw http.ResponseWriter, r *http.Request) {
+		longerDurationCacheClient.Middleware(http.HandlerFunc(controllers.GetRobotsDotTxt)).ServeHTTP(rw, r)
+	})
 
 	// status of the system
-	http.HandleFunc("/api/status", controllers.GetStatus)
+	if enableCache {
+		http.HandleFunc("/api/status", func(rw http.ResponseWriter, r *http.Request) {
+			superShortCacheClient.Middleware(http.HandlerFunc(controllers.GetStatus)).ServeHTTP(rw, r)
+		})
+	} else {
+		http.HandleFunc("/api/status", controllers.GetStatus)
+	}
 
 	// custom emoji supported in the chat
-	http.HandleFunc("/api/emoji", controllers.GetCustomEmojiList)
+	http.HandleFunc("/api/emoji", func(rw http.ResponseWriter, r *http.Request) {
+		reasonableDurationCacheClient.Middleware(http.HandlerFunc(controllers.GetCustomEmojiList)).ServeHTTP(rw, r)
+	})
 
 	// chat rest api
-	http.HandleFunc("/api/chat", middleware.RequireUserAccessToken(controllers.GetChatMessages))
+	if enableCache {
+		http.HandleFunc("/api/chat", func(rw http.ResponseWriter, r *http.Request) {
+			superShortCacheClient.Middleware(middleware.RequireUserAccessToken(controllers.GetChatMessages))
+		})
+	} else {
+		http.HandleFunc("/api/chat", middleware.RequireUserAccessToken(controllers.GetChatMessages))
+	}
 
 	// web config api
-	http.HandleFunc("/api/config", controllers.GetWebConfig)
+	if enableCache {
+		http.HandleFunc("/api/config", func(rw http.ResponseWriter, r *http.Request) {
+			superShortCacheClient.Middleware(http.HandlerFunc(controllers.GetWebConfig)).ServeHTTP(rw, r)
+		})
+	} else {
+		http.HandleFunc("/api/config", controllers.GetWebConfig)
+	}
 
 	// return the YP protocol data
 	http.HandleFunc("/api/yp", yp.GetYPResponse)
 
 	// list of all social platforms
-	http.HandleFunc("/api/socialplatforms", controllers.GetAllSocialPlatforms)
+	http.HandleFunc("/api/socialplatforms", func(rw http.ResponseWriter, r *http.Request) {
+		reasonableDurationCacheClient.Middleware(http.HandlerFunc(controllers.GetAllSocialPlatforms)).ServeHTTP(rw, r)
+	})
 
 	// return the list of video variants available
 	http.HandleFunc("/api/video/variants", controllers.GetVideoStreamOutputVariants)
@@ -84,7 +157,9 @@ func Start() error {
 	http.HandleFunc("/api/remotefollow", controllers.RemoteFollow)
 
 	// return followers
-	http.HandleFunc("/api/followers", middleware.HandlePagination(controllers.GetFollowers))
+	http.HandleFunc("/api/followers", func(rw http.ResponseWriter, r *http.Request) {
+		reasonableDurationCacheClient.Middleware(middleware.HandlePagination(controllers.GetFollowers)).ServeHTTP(rw, r)
+	})
 
 	// save client video playback metrics
 	http.HandleFunc("/api/metrics/playback", controllers.ReportPlaybackMetrics)