update kcptun

kcptun/Dockerfile

@@ -2,12 +2,12 @@
 # Dockerfile for kcptun
 #
 
-FROM alpine
+FROM alpine:3
-MAINTAINER kev <noreply@easypi.pro>
+MAINTAINER EasyPi Software Foundation
 
-ENV KCPTUN_VERSION 20171201
+ENV KCPTUN_VERSION=20210922
-ENV KCPTUN_FILE kcptun-linux-amd64-${KCPTUN_VERSION}.tar.gz
+ENV KCPTUN_FILE=kcptun-linux-amd64-${KCPTUN_VERSION}.tar.gz
-ENV KCPTUN_URL https://github.com/xtaci/kcptun/releases/download/v${KCPTUN_VERSION}/${KCPTUN_FILE}
+ENV KCPTUN_URL=https://github.com/xtaci/kcptun/releases/download/v${KCPTUN_VERSION}/${KCPTUN_FILE}
 
 RUN set -xe \
     && apk add --no-cache curl \

kcptun/README.md

@@ -10,7 +10,11 @@ kcptun
 ## docker-compose.yml
 
 ```yaml
-server:
+version: "3.8"
+
+services:
+
+  server:
     image: vimagick/kcptun
     command:
       --listen :29900
@@ -21,9 +25,9 @@ server:
       - "29900:29900/udp"
     environment:
       - KCPTUN_KEY=******
-  restart: always
+    restart: unless-stopped
 
-client:
+  client:
     image: vimagick/kcptun
     entrypoint: client_linux_amd64
     command:
@@ -35,7 +39,7 @@ client:
       - "12948:12948/tcp"
     environment:
       - KCPTUN_KEY=******
-  restart: always
+    restart: unless-stopped
 ```
 
 ## Server Setup

kcptun/docker-compose.yml

@@ -1,4 +1,8 @@
-server:
+version: "3.8"
+
+services:
+
+  server:
     image: vimagick/kcptun
     command:
       --listen :29900
@@ -9,9 +13,9 @@ server:
       - "29900:29900/udp"
     environment:
       - KCPTUN_KEY=******
-  restart: always
+    restart: unless-stopped
 
-client:
+  client:
     image: vimagick/kcptun
     entrypoint: client_linux_amd64
     command:
@@ -23,4 +27,4 @@ client:
       - "12948:12948/tcp"
     environment:
       - KCPTUN_KEY=******
-  restart: always
+    restart: unless-stopped