build: add builders for static linking

Makefile

@@ -131,6 +131,10 @@ build: BUILD_ARGS=-o $(BUILDDIR)/
 build: go.sum $(BUILDDIR)/ dbbackend
 	CGO_CFLAGS=$(CGO_CFLAGS) CGO_LDFLAGS=$(CGO_LDFLAGS) CGO_ENABLED=$(CGO_ENABLED) go build -mod=readonly $(BUILD_FLAGS) $(BUILD_ARGS) ./...
 
+build-static: go.sum $(BUILDDIR)/ dbbackend
+	docker build -t line/lbm-builder:static -f builders/Dockerfile.static .
+	docker run -it --rm -v $(shell pwd):/code -e LBM_BUILD_OPTIONS="$(LBM_BUILD_OPTIONS)" line/lbm-builder:static
+
 install: go.sum $(BUILDDIR)/ dbbackend
 	CGO_CFLAGS=$(CGO_CFLAGS) CGO_LDFLAGS=$(CGO_LDFLAGS) CGO_ENABLED=$(CGO_ENABLED) go install $(BUILD_FLAGS) $(BUILD_ARGS) ./cmd/lbm
 

builders/Dockerfile.static

@@ -0,0 +1,29 @@
+# make image
+# > docker build -t line/lbm-builder:static -f builders/Dockerfile.static .
+#
+# run build
+# > docker run -it --rm -v $(pwd):/code line/lbm-builder:static
+#
+# make image and run build
+# > docker run -it --rm -v $(pwd):/code -e LBM_BUILD_OPTIONS=rocksdb $(docker build -f builders/Dockerfile.static -q .)
+
+FROM rust:1.53
+
+ENV LBM_BUILD_OPTIONS="goleveldb"
+
+# install tools
+RUN apt update && apt install -y cmake
+
+# install go
+WORKDIR /tmp
+ADD https://golang.org/dl/go1.15.15.linux-amd64.tar.gz .
+RUN tar -C /usr/local -xzf go1.15.15.linux-amd64.tar.gz
+ENV PATH=/usr/local/go/bin:$PATH
+
+WORKDIR /code
+
+# copy build script
+COPY builders/scripts/build-static.sh builders/scripts/build-static.sh
+
+# build lbm
+ENTRYPOINT builders/scripts/build-static.sh

builders/scripts/build-static.sh

@@ -0,0 +1,17 @@
+#!/usr/bin/env sh
+
+PROJECT_ROOT=$(realpath "$(dirname "$0")/../..")
+
+# install dependencies
+go mod download
+
+# build wasmvm static
+cd "$(go list -f "{{ .Dir }}" -m github.com/line/wasmvm)" || exit 1
+RUSTFLAGS='-C target-feature=-crt-static' cargo build --release --example staticlib
+mv -f target/release/examples/libstaticlib.a /usr/lib/libwasmvm_static.a
+rm -rf target
+
+cd "${PROJECT_ROOT}" || exit 1
+
+# build lbm
+BUILD_TAGS=static make build LBM_BUILD_OPTIONS="${LBM_BUILD_OPTIONS}"