Return 'Not found' on stat error

CONFIGURATION.md

@@ -1,7 +1,6 @@
-`twins` requires a configuration file to operate. By default, it is loaded from
-`~/.config/twins/config.yaml`. You may specify a different location via the
-`--config` argument.
-
+`twins` requires a configuration file to operate. It is loaded from
+`~/.config/twins/config.yaml` by default. You may specify a different location
+via the `--config` argument.
 
 # Configuration options
 

README.md

@@ -10,7 +10,7 @@ Breaking changes may be made.
 ## Features
 
 - Serve static files
-  - Directory listing may be enabled
+  - Directory listing (when enabled)
 - Serve the output of system commands
 - Reverse proxy requests
 
@@ -37,3 +37,6 @@ Please share issues and suggestions [here](https://gitlab.com/tslocum/twins/issu
 ## Dependencies
 
 - [go-gemini](https://github.com/makeworld-the-better-one/go-gemini)
+- [go-shellquote](https://github.com/kballard/go-shellquote)
+- [filetype](https://github.com/h2non/filetype)
+- [yaml](https://github.com/go-yaml/yaml/tree/v3)

server.go

@@ -140,12 +140,9 @@ func serveDirectory(c net.Conn, request *url.URL, dirPath string) {
 
 func serveFile(c net.Conn, request *url.URL, requestData, filePath string, listDir bool) {
 	fi, err := os.Stat(filePath)
-	if os.IsNotExist(err) {
+	if err != nil {
 		writeStatus(c, gemini.StatusNotFound)
 		return
-	} else if err != nil {
-		writeStatus(c, gemini.StatusTemporaryFailure)
-		return
 	}
 
 	originalPath := filePath
@@ -329,7 +326,7 @@ func handleConn(c net.Conn) {
 		log.Printf("> %s\n", requestData)
 	}
 
-	if len(requestData) > 1024 || !utf8.ValidString(requestData) {
+	if len(requestData) > gemini.URLMaxLength || !utf8.ValidString(requestData) {
 		writeStatus(c, gemini.StatusBadRequest)
 		return
 	}