add .github/workflows/release.yml for automated releases

Signed-off-by: Akihiro Suda <[email protected]>

Author: AkihiroSuda

.github/workflows/release.yml

@@ -0,0 +1,59 @@
+name: Release
+on:
+  push:
+    tags:
+    - 'v*'
+    - 'test-action-release-*'
+env:
+  GO111MODULE: on
+jobs:
+  release:
+    strategy:
+      matrix:
+        go-version: [1.15.x]
+        os: [ubuntu-20.04]
+    runs-on: ${{ matrix.os }}
+    timeout-minutes: 20
+    steps:
+    - uses: actions/setup-go@v2
+      with:
+        go-version: ${{ matrix.go-version }}
+    - uses: actions/checkout@v2
+      with:
+        path: go/src/github.com/AkihiroSuda/sshocker
+    - name: "Compile binaries"
+      working-directory:  go/src/github.com/AkihiroSuda/sshocker
+      run: make cross
+    - name: "SHA256SUMS"
+      working-directory:  go/src/github.com/AkihiroSuda/sshocker
+      run: ( cd ./bin; sha256sum sshocker-* ) | tee /tmp/SHA256SUMS
+    - name: "Prepare the release note"
+      working-directory:  go/src/github.com/AkihiroSuda/sshocker
+      run: |
+        tag="${GITHUB_REF##*/}"
+        cat << EOF | tee /tmp/release-note.txt
+        ${tag}
+
+        #### Changes
+        (To be documented)
+
+        #### Install
+        \`\`\`
+        curl -o sshocker --fail -L https://github.com/${{ github.repository }}/releases/download/${tag}/sshocker-\$(uname -s)-\$(uname -m)
+        chmod +x sshocker
+        \`\`\`
+
+        #### About the binaries
+        The binaries were built automatically on GitHub Actions.
+        See the log to verify SHA256SUMS.
+        https://github.com/${{ github.repository }}/actions/runs/${{ github.run_id }}
+        EOF
+    - name: "Create release"
+      working-directory:  go/src/github.com/AkihiroSuda/sshocker
+      env:
+        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+      run: |
+        tag="${GITHUB_REF##*/}"
+        asset_flags=()
+        for f in ./bin/* /tmp/SHA256SUMS; do asset_flags+=("-a" "$f"); done
+        hub release create "${asset_flags[@]}" -F /tmp/release-note.txt --draft "${tag}"

.gitignore

@@ -0,0 +1 @@
+/bin

Makefile

@@ -0,0 +1,26 @@
+.DEFAULT_GOAL := binary
+
+GO := go
+
+binary: bin/sshocker
+
+install:
+	cp -f bin/sshocker /usr/local/bin/sshocker
+
+uninstall:
+	rm -f /usr/local/bin/sshocker
+
+bin/sshocker:
+	CGO_ENABLED=0 $(GO) build -o $@ ./cmd/sshocker
+	if [ $(shell go env GOOS) = linux ]; then LANG=C LC_ALL=C file $@ | grep -qw "statically linked"; fi
+
+# The file name convention for Unix: ./bin/sshocker-$(uname -s)-$(uname -m)
+cross:
+	CGO_ENABLED=0 GOOS=linux     GOARCH=amd64 $(GO) build -o ./bin/sshocker-Linux-x86_64     ./cmd/sshocker
+	CGO_ENABLED=0 GOOS=linux     GOARCH=arm64 $(GO) build -o ./bin/sshocker-Linux-aarch64    ./cmd/sshocker
+	CGO_ENABLED=0 GOOS=darwin    GOARCH=amd64 $(GO) build -o ./bin/sshocker-Darwin-x86_64    ./cmd/sshocker
+
+clean:
+	rm -rf bin
+
+.PHONY: binary install uninstall bin/sshocker cross clean