adding the daemon and some fixes

README.org

@@ -28,3 +28,16 @@ some testing
 #+BEGIN_SRC
 socat - OPENSSL-connect:127.0.0.1:1965,verify=0
 #+END_SRC
+
+
+** Installation
+
+#+begin_src
+go build melchior.go
+cp melchior /usr/local/bin/melchior
+cp melchior-daemon.service /etc/systemd/system/melchior-daemon.service
+chmod 664 /etc/systemd/system/melchior-daemon.service
+
+sudo systemctl enable melchior-daemon
+sudo systemctl start melchior-daemon
+#+end_src

melchior-daemon.service

@@ -0,0 +1,14 @@
+[Unit]
+Description=Melchior
+
+[Service]
+Environment=MELCHIOR_TLS_CERT=/var/gemini/certs/jfh.me.crt
+Environment=MELCHIOR_TLS_KEY=/var/gemini/certs/jfh.me.key
+Environment=MELCHIOR_HOSTNAME=jfh.me
+Environment=MELCHIOR_BIND_ADDR=:1965
+Environment=MELCHIOR_ROOT_DIR=/var/gemini/root/
+
+ExecStart=/usr/local/bin/melchior
+
+[Install]
+WantedBy=multi-user.target

melchior.go

@@ -190,7 +190,9 @@ func handle(conn net.Conn) error {
 func reply(conn net.Conn, code int, message string) {
 	msg := fmt.Sprintf("%d %s\r\n", code, message)
 	_, err := conn.Write([]byte(msg))
-	log.Printf("There was an error writing to the connection: %s", err)
+	if err != nil {
+		log.Printf("There was an error writing to the connection: %s", err)
+	}
 }
 
 func fullResponse(conn net.Conn, meta string, body []byte) (int, error) {