60 lines
1.6 KiB
TypeScript
60 lines
1.6 KiB
TypeScript
/**
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* We force it to static because we want to cache for as long as the build is live.
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*/
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export const dynamic = 'force-static';
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// please provide your own implementation
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// if you're not using Vercel or Cloudflare Pages
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const KNOWN_GIT_ENV_VARS = [
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'CF_PAGES_COMMIT_SHA',
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'VERCEL_GIT_COMMIT_SHA',
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'GIT_HASH',
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];
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export const GET = async () => {
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const currentGitHash = await getGitHash();
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return new Response(currentGitHash, {
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headers: {
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'content-type': 'text/plain',
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},
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});
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};
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async function getGitHash() {
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for (const envVar of KNOWN_GIT_ENV_VARS) {
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if (process.env[envVar]) {
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return process.env[envVar];
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}
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}
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try {
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return await getHashFromProcess();
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} catch (error) {
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console.warn(
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`[WARN] Could not find git hash: ${JSON.stringify(error)}. You may want to provide a fallback.`,
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);
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return '';
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}
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}
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async function getHashFromProcess() {
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// avoid calling a Node.js command in the edge runtime
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if (process.env.NEXT_RUNTIME === 'nodejs') {
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if (process.env.NODE_ENV !== 'development') {
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console.warn(
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`[WARN] Could not find git hash in environment variables. Falling back to git command. Supply a known git hash environment variable to avoid this warning.`,
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);
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}
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const { execSync } = await import('child_process');
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return execSync('git log --pretty=format:"%h" -n1').toString().trim();
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}
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console.log(
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`[INFO] Could not find git hash in environment variables. Falling back to git command. Supply a known git hash environment variable to avoid this warning.`,
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);
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}
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