ci: add release job

.github/workflows/builds_and_tests.yml

@@ -134,6 +134,21 @@ jobs:
           name: libwasmvm
           path: ./api/libwasmvm.x86_64.so
 
+  build_static_lib:
+    runs-on: ubuntu-latest
+    steps:
+      - name: set up
+        uses: actions/[email protected]
+        with:
+          go-version: 1.18
+        id: go
+      - name: Checkout
+        uses: actions/checkout@v2
+      - name: Build docker image
+        run: cd builders && make docker-image-alpine
+      - name: Build & Test static library
+        run: make release-build-alpine
+
   test:
     needs: build_shared_library
     runs-on: ubuntu-latest

.github/workflows/release.yml

@@ -34,6 +34,39 @@ jobs:
         run: |
           VERSION=$(cargo tree -i wasmvm | grep -oE "[0-9]+(\.[0-9]+){2}-[0-9]+(\.[0-9]+){2}")
             echo ::set-output name=version::v$VERSION
+
+  build_static_lib:
+    name: Build static libraries
+    needs:
+      - get-version
+    if: ${{ needs.get-version.outputs.package-version != needs.get-version.outputs.latest-tag }}
+    runs-on: ubuntu-latest
+    steps:
+      - name: set up
+        uses: actions/setup-go@v2
+        with:
+          go-version: ^1.17.4
+        id: go
+      - name: Checkout
+        uses: actions/checkout@v2
+      - name: Build docker image
+        run: cd builders && make docker-image-alpine
+      - name: Build & Test static library
+        run: make release-build-alpine
+      - name: Collect artifacts
+        run: |
+          mkdir artifacts
+          cp ./api/libwasmvm_muslc.a artifacts/libwasmvm_muslc.x86_64.a
+          cp ./api/libwasmvm_muslc.aarch64.a artifacts/libwasmvm_muslc.aarch64.a
+      - name: Create checksums
+        working-directory: artifacts
+        run: sha256sum * > checksums.txt && cat checksums.txt
+      - name: Upload static library
+        uses: actions/upload-artifact@v2
+        with:
+          name: artifacts
+          path: ./artifacts
+
   push-tag: # if the version does not exist as git tag, push it
     name: Push Tag
     needs:
@@ -46,3 +79,21 @@ jobs:
           curl -s -H "Authorization: token ${GITHUB_TOKEN}" \
           -d "{\"ref\": \"refs/tags/${{ needs.get-version.outputs.package-version }}\", \"sha\": \"${GITHUB_SHA}\"}" \
           "https://api.github.com/repos/${GITHUB_REPOSITORY}/git/refs"
+
+  update-releases:
+    name: Update Latest release
+    needs:
+      - push-tag
+      - build_static_lib
+    if: ${{ needs.get-version.outputs.package-version != needs.get-version.outputs.latest-tag }}
+    runs-on: ubuntu-latest
+    steps:
+      - name: Create Release
+        uses: softprops/action-gh-release@v1
+        with:
+          tag_name: ${{ needs.get-version.outputs.package-version }}
+          body: ${{ github.event.pull_request.body }}
+          files: |
+            ./artifacts/*
+          draft: false
+          prerelease: false

api/callbacks.go

@@ -159,9 +159,10 @@ type DBState struct {
 }
 
 // use this to create C.Db in two steps, so the pointer lives as long as the calling stack
-//   state := buildDBState(kv, callID)
-//   db := buildDB(&state, &gasMeter)
-//   // then pass db into some FFI function
+
+// state := buildDBState(kv, callID)
+// db := buildDB(&state, &gasMeter)
+// // then pass db into some FFI function
 func buildDBState(kv KVStore, callID uint64) DBState {
 	return DBState{
 		Store:  kv,

api/memory_test.go

@@ -58,6 +58,7 @@ func TestCreateAndDestroyUnmanagedVector(t *testing.T) {
 
 // Like the test above but without `newUnmanagedVector` calls.
 // Since only Rust can actually create them, we only test edge cases here.
+
 //go:nocheckptr
 func TestCopyDestroyUnmanagedVector(t *testing.T) {
 	{

builders/Dockerfile.alpine

@@ -1,3 +1,14 @@
+# Install C compiler for cross-compilation. This is required by
+# Wasmer in https://github.com/wasmerio/wasmer/blob/2.2.1/lib/vm/build.rs.
+# For newer versions this might not be needed anymore since build.rs is removed
+# in https://github.com/wasmerio/wasmer/pull/2807.
+#
+# https://unix.stackexchange.com/questions/620205/aarch64-linux-musl-cross-has-a-broken-link-for-ld-musl-aarch64-so-1
+
+# We need aarch64-linux-musl-cross to compile, wget to musl.cc is denied by github actions.
+# We will use a copy from an image that already contains aarch64-linux-musl-cross.
+FROM mondoolabs/golang:1.15.0-alpine AS builder
+
 # This image is used for two things (which is not ideal, but yeah):
 # 1. Build the static Rust library
 # 2. Execute Go tests that use and test this library
@@ -8,29 +19,15 @@ ENV RUSTUP_HOME=/usr/local/rustup \
     CARGO_HOME=/usr/local/cargo \
     PATH=/usr/local/cargo/bin:$PATH
 
+RUN apk add rustup
+
 # this comes from standard alpine nightly file
 #  https://github.com/rust-lang/docker-rust-nightly/blob/master/alpine3.12/Dockerfile
 # with some changes to support our toolchain, etc
 RUN set -eux \
     && apk add --no-cache ca-certificates build-base
 
-RUN wget "https://static.rust-lang.org/rustup/dist/x86_64-unknown-linux-musl/rustup-init" \
-  && chmod +x rustup-init \
-  && ./rustup-init -y --no-modify-path --profile minimal --default-toolchain 1.57.0 \
-  && rm rustup-init \
-  && chmod -R a+w $RUSTUP_HOME $CARGO_HOME
-
-# Install C compiler for cross-compilation. This is required by
-# Wasmer in https://github.com/wasmerio/wasmer/blob/2.2.1/lib/vm/build.rs.
-# For newer versions this might not be needed anymore since build.rs is removed
-# in https://github.com/wasmerio/wasmer/pull/2807.
-#
-# https://unix.stackexchange.com/questions/620205/aarch64-linux-musl-cross-has-a-broken-link-for-ld-musl-aarch64-so-1
-RUN wget https://musl.cc/aarch64-linux-musl-cross.tgz \
-  && tar -xf aarch64-linux-musl-cross.tgz \
-  && mv ./aarch64-linux-musl-cross /opt \
-  && /opt/aarch64-linux-musl-cross/bin/aarch64-linux-musl-gcc --version \
-  && rm aarch64-linux-musl-cross.tgz
+RUN rustup-init -y --no-modify-path --profile minimal --default-toolchain 1.57.0
 
 # prepare go cache dirs
 RUN mkdir -p /.cache/go-build
@@ -42,6 +39,10 @@ RUN chmod -R 777 /usr/local/cargo
 ## COPY BUILD SCRIPTS
 WORKDIR /code
 
+COPY --from=builder \
+    /usr/local/bin/aarch64-linux-musl-cross \
+    /opt/aarch64-linux-musl-cross
+
 # Add musl Rust targets
 RUN rustup target add aarch64-unknown-linux-musl x86_64-unknown-linux-musl