Add usage instructions

README.md

@@ -1,14 +1,14 @@
-# docker-alpine-ftp-server
-Small and flexible docker image with vsftpd server
+# docker-alpine-ftp-server-tls
+Small and flexible docker image with vsftpd server with tls
 
 ## Usage
 ```
 docker run -d \
-    -p 21:21 \
-    -p 21000-21010:21000-21010 \
-    -e USERS="one|1234" \
-    -e ADDRESS=ftp.site.domain \
-    delfer/alpine-ftp-server
+            -p 21:21 \
+            -p 21000-21010:21000-21010 \
+            -e USERS="one|1234" \
+            -e ADDRESS=ftp.site.domain \
+            aminvakil/alpine-ftp-server-tls
 ```
 
 ## Configuration
@@ -17,14 +17,15 @@ Environment variables:
 - `USERS` - space and `|` separated list (optional, default: `ftp|alpineftp`)
   - format `name1|password1|[folder1][|uid1] name2|password2|[folder2][|uid2]`
 - `ADDRESS` - external address witch clients can connect passive ports (optional)
-- `MIN_PORT` - minimum port number to be used for passive connections (optional, default `21000`)
-- `MAX_PORT` - maximum port number to be used for passive connections (optional, default `21010`)
+- `MIN_PORT` - minamal port number may be used for passive connections (optional, default `21000`)
+- `MAX_PORT` - maximal port number may be used for passive connections (optional, default `21010`)
 
 ## USERS examples
 
 - `user|password foo|bar|/home/foo`
 - `user|password|/home/user/dir|10000`
 - `user|password||10000`
-=======
-# docker-alpine-ftp-server-tls
-Small and flexible docker image with vsftpd server with tls
+
+## ALERT
+Do not use this certificate in your production server, you should generate your own certificate using this command
+`openssl req -x509 -nodes -days 7300 -newkey rsa:2048 -keyout vsftpd.pem -out vsftpd.pem`