ok
'); \ - if ((await page.\$eval('p', (e) => e.textContent)) !== 'ok') throw new Error('The browser did not render.'); \ - console.log('Puppeteer drives ' + (await browser.version())); \ - await browser.close();" +# +# Only on a native build. A multi-platform build runs the other architecture under QEMU user-mode +# emulation, where Chrome starts, accepts the DevTools connection and then dies on the first protocol +# call ("Target closed") however sound the install is -- so there the check is that the binary is an +# ELF for the architecture being built, which is the mistake an older pin makes silently (the x64 build +# installed on arm64). e_machine, at offset 18, is 0x3e for x86-64 and 0xb7 for aarch64. +ARG BUILDARCH +ARG TARGETARCH +RUN if [ -z "$TARGETARCH" ] || [ "$TARGETARCH" = "$BUILDARCH" ]; then \ + node --input-type=module -e " \ + import puppeteer from 'puppeteer'; \ + const browser = await puppeteer.launch({ headless: 'shell', args: ['--no-sandbox', '--disable-dev-shm-usage'] }); \ + const page = await browser.newPage(); \ + await page.goto('data:text/html,ok
'); \ + if ((await page.\$eval('p', (e) => e.textContent)) !== 'ok') throw new Error('The browser did not render.'); \ + console.log('Puppeteer drives ' + (await browser.version())); \ + await browser.close();"; \ + else \ + node --input-type=module -e " \ + import { openSync, readSync } from 'node:fs'; \ + import puppeteer from 'puppeteer'; \ + const file = await puppeteer.executablePath({ headless: 'shell' }); \ + const header = Buffer.alloc(20); \ + readSync(openSync(file), header, 0, 20, 0); \ + const machine = header.readUInt16LE(18); \ + const expected = { x64: 0x3e, arm64: 0xb7 }[process.arch]; \ + if (machine !== expected) throw new Error(file + ' is not a ' + process.arch + ' binary (e_machine 0x' + machine.toString(16) + ').'); \ + console.log('Emulated build, not launched: ' + file + ' is ' + process.arch);"; \ + fi WORKDIR /wiki