diff options
Diffstat (limited to 'build')
| -rw-r--r-- | build/Dockerfile | 18 | ||||
| -rw-r--r-- | build/wasm.js | 101 |
2 files changed, 119 insertions, 0 deletions
diff --git a/build/Dockerfile b/build/Dockerfile new file mode 100644 index 0000000..5438b73 --- /dev/null +++ b/build/Dockerfile @@ -0,0 +1,18 @@ +FROM node:20-alpine@sha256:4559bc033338938e54d0a3c2f0d7c3ad7d1d13c28c4c405b85c6b3a26f4ce5f7 + +ARG UID=1000 +ARG GID=1000 + +RUN apk add -U clang lld wasi-sdk +RUN mkdir /home/node/undici + +WORKDIR /home/node/undici + +COPY package.json . +COPY build build +COPY deps deps +COPY lib lib + +RUN npm i + +USER node diff --git a/build/wasm.js b/build/wasm.js new file mode 100644 index 0000000..fd90ac2 --- /dev/null +++ b/build/wasm.js @@ -0,0 +1,101 @@ +'use strict' + +const { execSync } = require('child_process') +const { writeFileSync, readFileSync } = require('fs') +const { join, resolve } = require('path') + +const ROOT = resolve(__dirname, '../') +const WASM_SRC = resolve(__dirname, '../deps/llhttp') +const WASM_OUT = resolve(__dirname, '../lib/llhttp') +const DOCKERFILE = resolve(__dirname, './Dockerfile') + +let platform = process.env.WASM_PLATFORM +if (!platform && process.argv[2]) { + platform = execSync('docker info -f "{{.OSType}}/{{.Architecture}}"').toString().trim() +} + +if (process.argv[2] === '--prebuild') { + const cmd = `docker build --platform=${platform.toString().trim()} -t llhttp_wasm_builder -f ${DOCKERFILE} ${ROOT}` + + console.log(`> ${cmd}\n\n`) + execSync(cmd, { stdio: 'inherit' }) + + process.exit(0) +} + +if (process.argv[2] === '--docker') { + let cmd = `docker run --rm -it --platform=${platform.toString().trim()}` + if (process.platform === 'linux') { + cmd += ` --user ${process.getuid()}:${process.getegid()}` + } + + cmd += ` --mount type=bind,source=${ROOT}/lib/llhttp,target=/home/node/undici/lib/llhttp llhttp_wasm_builder node build/wasm.js` + console.log(`> ${cmd}\n\n`) + execSync(cmd, { stdio: 'inherit' }) + process.exit(0) +} + +// Gather information about the tools used for the build +const buildInfo = execSync('apk info -v').toString() +if (!buildInfo.includes('wasi-sdk')) { + console.log('Failed to generate build environment information') + process.exit(-1) +} +writeFileSync(join(WASM_OUT, 'wasm_build_env.txt'), buildInfo) + +// Build wasm binary +execSync(`clang \ + --sysroot=/usr/share/wasi-sysroot \ + -target wasm32-unknown-wasi \ + -Ofast \ + -fno-exceptions \ + -fvisibility=hidden \ + -mexec-model=reactor \ + -Wl,-error-limit=0 \ + -Wl,-O3 \ + -Wl,--lto-O3 \ + -Wl,--strip-all \ + -Wl,--allow-undefined \ + -Wl,--export-dynamic \ + -Wl,--export-table \ + -Wl,--export=malloc \ + -Wl,--export=free \ + -Wl,--no-entry \ + ${join(WASM_SRC, 'src')}/*.c \ + -I${join(WASM_SRC, 'include')} \ + -o ${join(WASM_OUT, 'llhttp.wasm')}`, { stdio: 'inherit' }) + +const base64Wasm = readFileSync(join(WASM_OUT, 'llhttp.wasm')).toString('base64') +writeFileSync( + join(WASM_OUT, 'llhttp-wasm.js'), + `module.exports = '${base64Wasm}'\n` +) + +// Build wasm simd binary +execSync(`clang \ + --sysroot=/usr/share/wasi-sysroot \ + -target wasm32-unknown-wasi \ + -msimd128 \ + -Ofast \ + -fno-exceptions \ + -fvisibility=hidden \ + -mexec-model=reactor \ + -Wl,-error-limit=0 \ + -Wl,-O3 \ + -Wl,--lto-O3 \ + -Wl,--strip-all \ + -Wl,--allow-undefined \ + -Wl,--export-dynamic \ + -Wl,--export-table \ + -Wl,--export=malloc \ + -Wl,--export=free \ + -Wl,--no-entry \ + ${join(WASM_SRC, 'src')}/*.c \ + -I${join(WASM_SRC, 'include')} \ + -o ${join(WASM_OUT, 'llhttp_simd.wasm')}`, { stdio: 'inherit' }) + +const base64WasmSimd = readFileSync(join(WASM_OUT, 'llhttp_simd.wasm')).toString('base64') +writeFileSync( + join(WASM_OUT, 'llhttp_simd-wasm.js'), + `module.exports = '${base64WasmSimd}'\n` +) |