build: perf docker build

Dockerfile

@@ -8,21 +8,14 @@ WORKDIR ./upx-${UPX_VERSION}-src/
 RUN make -C ./src/ && mkdir -p /upx/bin/ && mv ./src/upx.out /upx/bin/upx && \
     mkdir -p /upx/lib/ && cd /usr/lib/ && cp -d ./libgcc_s.so* ./libstdc++.so* ./libucl.so* /upx/lib/
 
-FROM golang:1.18-alpine3.16 AS xray
+FROM golang:1.18-alpine3.16 AS proxy
 ENV XRAY_VERSION="1.5.9"
 RUN wget https://github.com/XTLS/Xray-core/archive/refs/tags/v${XRAY_VERSION}.tar.gz && tar xf v${XRAY_VERSION}.tar.gz
 WORKDIR ./Xray-core-${XRAY_VERSION}/
 RUN go mod download -x
 RUN env CGO_ENABLED=0 go build -v -o xray -trimpath -ldflags "-s -w" ./main/ && mv ./xray /tmp/
 COPY --from=upx /upx/ /usr/
-RUN upx -9 /tmp/xray
-
-FROM alpine:3.16 AS radvd
-ENV RADVD_VERSION="2.19"
-RUN apk add build-base byacc flex-dev linux-headers
-RUN wget https://radvd.litech.org/dist/radvd-${RADVD_VERSION}.tar.xz && tar xf radvd-${RADVD_VERSION}.tar.xz
-WORKDIR ./radvd-${RADVD_VERSION}/
-RUN ./configure && make && mv ./radvd ./radvdump /tmp/ && strip /tmp/radvd*
+RUN ls /tmp/*ray | xargs -P0 -n1 upx -9
 
 FROM golang:1.18-alpine3.16 AS xproxy
 COPY . /XProxy
@@ -31,17 +24,25 @@ RUN env CGO_ENABLED=0 go build -v -o xproxy -trimpath -ldflags "-s -w" ./cmd/ &&
 COPY --from=upx /upx/ /usr/
 RUN upx -9 /tmp/xproxy
 
+FROM alpine:3.16 AS radvd
+ENV RADVD_VERSION="2.19"
+RUN apk add build-base byacc flex-dev linux-headers
+RUN wget https://radvd.litech.org/dist/radvd-${RADVD_VERSION}.tar.xz && tar xf radvd-${RADVD_VERSION}.tar.xz
+WORKDIR ./radvd-${RADVD_VERSION}/
+RUN ./configure && make && mv ./radvd ./radvdump /tmp/ && strip /tmp/radvd*
+
 FROM alpine:3.16 AS asset
-RUN apk add xz
 WORKDIR /tmp/
+RUN apk add xz
 RUN wget "https://github.com/Loyalsoldier/v2ray-rules-dat/releases/latest/download/geoip.dat"
 RUN wget "https://github.com/Loyalsoldier/v2ray-rules-dat/releases/latest/download/geosite.dat"
 RUN mkdir -p /asset/ && tar cJf /asset/assets.tar.xz ./*.dat
 COPY --from=xproxy /tmp/xproxy /asset/usr/bin/
 COPY --from=radvd /tmp/radvd* /asset/usr/sbin/
-COPY --from=xray /tmp/xray /asset/usr/bin/
+COPY --from=proxy /tmp/*ray /asset/usr/bin/
 
 FROM alpine:3.16
-COPY --from=asset /asset/ /
 ENV XRAY_LOCATION_ASSET=/xproxy/assets
 RUN apk add --no-cache iptables ip6tables
+COPY --from=asset /asset/ /
+CMD ["xproxy"]

cmd/network/network.go

@@ -28,7 +28,7 @@ func flushNetwork() {
     run("ip", "link", "set", "eth0", "down")
     run("ip", "-4", "addr", "flush", "dev", "eth0")
     run("ip", "-6", "addr", "flush", "dev", "eth0")
-    run("ip", "link", "set", "eth0", "down")
+    run("ip", "link", "set", "eth0", "up")
 }
 
 func loadV4Network(v4 Config) {