update dockerfile

Dockerfile

@@ -13,11 +13,11 @@ RUN apk add --update --no-cache \
 
 FROM alpine:latest
 
-COPY ./tun2socks.sh /
+COPY ./entrypoint.sh /
 COPY --from=builder /tun2socks-src/bin/tun2socks /tun2socks
 
 RUN apk add --update --no-cache iptables iproute2 \
-    && chmod +x /tun2socks.sh
+    && chmod +x /entrypoint.sh
 
 ENV TUN tun0
 ENV ETH eth0
@@ -34,4 +34,4 @@ ENV FAKEDNS=
 ENV BACKEND_DNS=
 ENV HOSTS=
 
-ENTRYPOINT ["/tun2socks.sh"]
+ENTRYPOINT ["/entrypoint.sh"]

entrypoint.sh

@@ -2,12 +2,9 @@
 
 TUN="${TUN:-tun0}"
 ETH="${ETH:-eth0}"
-ETH_ADDR="${ETH_ADDR:-172.16.1.1}"
 TUN_ADDR="${TUN_ADDR:-198.18.0.1}"
 TUN_MASK="${TUN_MASK:-255.254.0.0}"
-PROXY="${PROXY:-172.16.1.2:1080}"
 LOGLEVEL="${LOGLEVEL:-warning}"
-EXCLUDED="${EXCLUDED:-172.16.1.2/32}"
 
 MONITOR="${MONITOR:-1}"
 MONITOR_ADDR="${MONITOR_ADDR:-0.0.0.0:80}"
@@ -25,9 +22,9 @@ ip route del default > /dev/null
 ip route add default via "$TUN_ADDR" dev "$TUN"
 
 # add to ip route
-for ip in $(echo "$EXCLUDED" | tr ',' '\n')
+for addr in $(echo "$EXCLUDED" | tr ',' '\n')
 do
-    ip route add "$ip" via "$ETH_ADDR"
+    ip route add "$addr" via "$ETH_ADDR"
 done
 
 if [ -n "$EXTRACMD" ]; then