add libravatar/style endpoint

.gitignore

@@ -16,3 +16,4 @@
 
 sour.is-keyproofs
 .env
+/pub

example.env

@@ -1,5 +1,7 @@
 # Rename to '.env' or pass required items to environment when running.
 
+# Basic Configuration.
+
 # REDDIT_APIKEY [REQUIRED]
 # REDDIT_SECRET [REQUIRED]
 #   To prevent reddits low ratelimits for non-authenticated requests
@@ -26,6 +28,12 @@ HTTP_LISTEN=
 
 BASE_URL=
 
+# AVATAR_PATH [OPTIONAL]
+#   To set the path for avatar/bg/cover image directories to serve. (default: pub)
+#   Path should allow read/write to application. The folders will be generated automatically.
+
+# Advanced Options. These are used to customize the application in non-standard deployments
+
 # XMPP_URL [OPTIONAL]
 #   To set XMPP http url for VCard verification. (default: BASE_URL)
 
@@ -35,3 +43,20 @@ XMPP_URL=
 #   To set DNS http url for DNS verification. (default: BASE_URL)
 
 XMPP_URL=
+
+# Avatar app
+# DISABLE_AVATAR [OPTIONAL]
+#    Disable the Avatar application. Set to any value other than "false"
+
+# DNS app
+# DISABLE_DNS [OPTIONAL]
+#    Disable the DNS application. Set to any value other than "false"
+
+# Keyproofs app
+# DISABLE_KEYPROOFS [OPTIONAL]
+#    Disable the KeyProofs application. Set to any value other than "false"
+
+# XMPP VCard app
+# DISABLE_VCARD [OPTIONAL]
+#    Disable the VCard application. Set to any value other than "false"
+#    If disabled the username/password are no longer required.

go.mod

@@ -3,6 +3,7 @@ module github.com/sour-is/keyproofs
 go 1.15
 
 require (
+	github.com/fsnotify/fsnotify v1.4.7
 	github.com/go-chi/chi v4.1.2+incompatible
 	github.com/google/go-cmp v0.5.4 // indirect
 	github.com/hashicorp/golang-lru v0.5.4

go.sum

@@ -138,6 +138,7 @@ golang.org/x/sys v0.0.0-20190813064441-fde4db37ae7a/go.mod h1:h1NjWce9XRLGQEsW7w
 golang.org/x/sys v0.0.0-20190927073244-c990c680b611/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20191026070338-33540a1f6037 h1:YyJpGZS1sBuBCzLAR1VEpK193GlqGZbnPFnPV/5Rsb4=
 golang.org/x/sys v0.0.0-20191026070338-33540a1f6037/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20200930185726-fdedc70b468f h1:+Nyd8tzPX9R7BWHguqsrbFdRx3WQ/1ib8I44HXV5yTA=
 golang.org/x/sys v0.0.0-20200930185726-fdedc70b468f/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/term v0.0.0-20201117132131-f5c789dd3221/go.mod h1:Nr5EML6q2oocZ2LXRh80K7BxOlk5/8JxuGnuhpl+muw=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=

main.go

@@ -86,38 +86,48 @@ func run(ctx context.Context) error {
 		Credential: xmpp.Password(os.Getenv("XMPP_PASSWORD")),
 	})
 
-	// configure cors middleware
-	corsMiddleware := cors.New(cors.Options{
-		AllowCredentials: true,
-		AllowedMethods:   strings.Fields(env("CORS_METHODS", "GET")),
-		AllowedOrigins:   strings.Fields(env("CORS_ORIGIN", "*")),
-	}).Handler
-
 	mux := chi.NewRouter()
 	mux.Use(
 		cfg.ApplyHTTP,
 		secHeaders,
-		corsMiddleware,
+		cors.New(cors.Options{
+			AllowCredentials: true,
+			AllowedMethods:   strings.Fields(env("CORS_METHODS", "GET")),
+			AllowedOrigins:   strings.Fields(env("CORS_ORIGIN", "*")),
+		}).Handler,
 		middleware.RequestID,
 		middleware.RealIP,
 		middleware.RequestLogger(&middleware.DefaultLogFormatter{Logger: accessLog(log.Info)}),
 		middleware.Recoverer,
 	)
 
+	if env("DISABLE_KEYPROOF", "false") == "false" {
 		// Create cache for promise engine
 		arc, _ := lru.NewARC(4096)
 		c := cache.New(arc)
+		keyproofs.NewKeyProofApp(ctx, c).Routes(mux)
+	}
 
-	keyproofApp := keyproofs.NewKeyProofApp(ctx, c)
-	dnsApp := keyproofs.NewDNSApp(ctx)
-	vcardApp, err := keyproofs.NewVCardApp(ctx)
+	if env("DISABLE_DNS", "false") == "false" {
+		keyproofs.NewDNSApp(ctx).Routes(mux)
+	}
+
+	if env("DISABLE_AVATAR", "false") == "false" {
+		avatarApp, err := keyproofs.NewAvatarApp(ctx, env("AVATAR_PATH", "pub"))
 		if err != nil {
 			return err
 		}
 
-	keyproofApp.Routes(mux)
-	dnsApp.Routes(mux)
+		avatarApp.Routes(mux)
+	}
+
+	if env("DISABLE_VCARD", "false") == "false" {
+		vcardApp, err := keyproofs.NewVCardApp(ctx)
+		if err != nil {
+			return err
+		}
 		vcardApp.Routes(mux)
+	}
 
 	log.Info().
 		Str("app", cfg.GetString("app-name")).
@@ -127,7 +137,7 @@ func run(ctx context.Context) error {
 		Str("listen", listen).
 		Msg("startup")
 
-	err = New(&http.Server{
+	err := New(&http.Server{
 		Addr:         listen,
 		WriteTimeout: 15 * time.Second,
 		ReadTimeout:  15 * time.Second,

pkg/keyproofs/style.go

@@ -37,7 +37,6 @@ func getStyle(ctx context.Context, email string) (*Style, error) {
 	hash := md5.New()
 	email = strings.TrimSpace(strings.ToLower(email))
 	_, _ = hash.Write([]byte(email))
-
 	id := hash.Sum(nil)
 
 	style := &Style{}

pkg/keyproofs/template.go

@@ -50,6 +50,7 @@ var pageTPL = `
 		.shade { background-color: {{index .Palette 3}}80; border-radius: .25rem;}
 		.lead { padding:0; margin:0;  }
 		.scroll { height: 20em; overflow: scroll; }
+
 		@media only screen and (max-width: 991px) {
 			.jumbotron h1 { font-size: 2rem; }
 			.jumbotron .lead { font-size: 1.0rem; }