chore: add docker workflow

.github/workflows/docker.yaml

@@ -0,0 +1,59 @@
+name: Docker
+
+on:
+  push:
+    tags: [ 'alpha' ]
+  workflow_dispatch:
+
+env:
+  REGISTRY: docker.io
+  IMAGE_NAME: '{{ env.DOCKERHUB_ACCOUNT }}/{{ env.DOCKERHUB_REPO }}'
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v3
+        with:
+          fetch-depth: 0
+
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v1
+
+      - name: Setup Docker buildx
+        uses: docker/setup-buildx-action@v1
+
+      # Extract metadata (tags, labels) for Docker
+      # https://github.com/docker/metadata-action
+      - name: Extract Docker metadata
+        id: meta
+        uses: docker/metadata-action@v3
+        with:
+          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
+
+      - name: Log into registry ${{ env.REGISTRY }}
+        if: github.event_name != 'pull_request'
+        uses: docker/login-action@v1
+        with:
+          registry: ${{ env.REGISTRY }}
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+
+      # Build and push Docker image with Buildx (don't push on PR)
+      # https://github.com/docker/build-push-action
+      - name: Build and push Docker image
+        id: build-and-push
+        uses: docker/build-push-action@v2
+        with:
+          context: .
+          push: ${{ github.event_name != 'pull_request' }}
+          platforms: |
+            linux/386
+            linux/amd64
+            linux/arm64/v8
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}

Dockerfile

@@ -1,18 +1,41 @@
 FROM golang:alpine as builder
 
-RUN apk add --no-cache make git && \
-    wget -O /Country.mmdb https://github.com/Dreamacro/maxmind-geoip/releases/latest/download/Country.mmdb
-WORKDIR /clash-src
-COPY --from=tonistiigi/xx:golang / /
-COPY . /clash-src
-RUN go mod download && \
-    make docker && \
-    mv ./bin/clash-docker /clash
+ARG TARGETOS
+ARG TARGETARCH
 
+RUN apk add --no-cache make git && \
+    mkdir /clash-config && \
+    wget -O /clash-config/Country.mmdb https://raw.githubusercontent.com/Loyalsoldier/geoip/release/Country.mmdb && \
+    wget -O /clash-config/geosite.dat https://github.com/Loyalsoldier/v2ray-rules-dat/releases/latest/download/geosite.dat && \
+    wget -O /clash-config/geoip.dat https://github.com/Loyalsoldier/v2ray-rules-dat/releases/latest/download/geoip.dat
+
+WORKDIR /clash-src
+COPY . /clash-src
+RUN go mod download
+RUN /bin/ash -c 'set -ex && \
+    if [ "$TARGETARCH" == "amd64" ]; then \
+       GOOS=$TARGETOS GOARCH=$TARGETARCH GOAMD64=v1 make docker && \
+       mv ./bin/Clash.Meta-docker ./bin/clash-amd64v1 && \
+       GOOS=$TARGETOS GOARCH=$TARGETARCH GOAMD64=v2 make docker && \
+       mv ./bin/Clash.Meta-docker ./bin/clash-amd64v2 && \
+       GOOS=$TARGETOS GOARCH=$TARGETARCH GOAMD64=v3 make docker && \
+       mv ./bin/Clash.Meta-docker ./bin/clash-amd64v3 && \
+       ln -s clash-amd64v3 ./bin/clash-amd64v4 && \
+       mv check_amd64.sh ./bin/ && \
+       printf "#!/bin/sh\\nsh ./check_amd64.sh\\nexec ./clash-amd64v\$? \$@" > ./bin/clash && \
+       chmod +x ./bin/check_amd64.sh ./bin/clash; \
+    else \
+       GOOS=$TARGETOS GOARCH=$TARGETARCH make docker && \
+       mv ./bin/Clash.Meta-docker ./bin/clash; \
+    fi'
 FROM alpine:latest
-LABEL org.opencontainers.image.source="https://github.com/Dreamacro/clash"
+LABEL org.opencontainers.image.source="https://github.com/MetaCubeX/Clash.Meta"
 
 RUN apk add --no-cache ca-certificates tzdata
-COPY --from=builder /Country.mmdb /root/.config/clash/
-COPY --from=builder /clash /
+
+VOLUME ["/root/.config/clash/"]
+EXPOSE 7890/tcp
+
+COPY --from=builder /clash-config/ /root/.config/clash/
+COPY --from=builder /clash-src/bin/ /
 ENTRYPOINT [ "/clash" ]

check_amd64.sh

@@ -0,0 +1,28 @@
+#!/bin/sh
+flags=$(grep '^flags\b' </proc/cpuinfo | head -n 1)
+flags=" ${flags#*:} "
+
+has_flags () {
+  for flag; do
+    case "$flags" in
+      *" $flag "*) :;;
+      *) return 1;;
+    esac
+  done
+}
+
+determine_level () {
+  level=0
+  has_flags lm cmov cx8 fpu fxsr mmx syscall sse2 || return 0
+  level=1
+  has_flags cx16 lahf_lm popcnt sse4_1 sse4_2 ssse3 || return 0
+  level=2
+  has_flags avx avx2 bmi1 bmi2 f16c fma abm movbe xsave || return 0
+  level=3
+  has_flags avx512f avx512bw avx512cd avx512dq avx512vl || return 0
+  level=4
+}
+
+determine_level
+echo "Your CPU supports amd64-v$level"
+return $level