This commit is contained in:
seb
2026-10-26 23:09:23 +01:00
parent 2dea4e86f1
commit 2cc166bbec
4 changed files with 111 additions and 37 deletions

View File

@@ -1,43 +1,74 @@
import fs from 'node:fs';
import path from 'node:path';
import zlib from 'node:zlib';
import { execFileSync } from 'node:child_process';
import { fileURLToPath } from 'node:url';
const __dirname = path.dirname(fileURLToPath(import.meta.url));
const rootDir = path.resolve(__dirname, '..');
const distDir = path.join(rootDir, 'dist');
const srcDir = path.join(rootDir, 'src');
const configPath = path.join(rootDir, 'sea-config.json');
const payloadPath = path.join(distDir, 'app-payload.bin');
if (!fs.existsSync(configPath)) {
console.error(`Error: Configuration file not found at ${configPath}`);
process.exit(1);
// Ensure dist directory exists
if (!fs.existsSync(distDir)) {
fs.mkdirSync(distDir, { recursive: true });
}
const config = JSON.parse(fs.readFileSync(configPath, 'utf8'));
const outputPath = path.resolve(rootDir, config.output || 'dist/dashback');
const outputDir = path.dirname(outputPath);
console.log('Packaging application code into SEA payload...');
// Ensure the target output directory exists
if (!fs.existsSync(outputDir)) {
fs.mkdirSync(outputDir, { recursive: true });
function packDirectory(dir, baseDir = dir) {
const result = {};
for (const entry of fs.readdirSync(dir, { withFileTypes: true })) {
const full = path.join(dir, entry.name);
const rel = path.relative(baseDir, full);
if (entry.isDirectory()) {
Object.assign(result, packDirectory(full, baseDir));
} else if (entry.isFile()) {
result[rel] = fs.readFileSync(full).toString('base64');
}
}
return result;
}
console.log('Building Node.js Single Executable Application (SEA)...');
console.log(`Node version: ${process.version}`);
console.log(`Config: ${path.relative(rootDir, configPath)}`);
console.log(`Target: ${path.relative(rootDir, outputPath)}`);
// Pack src/ and package.json
const payload = packDirectory(srcDir);
const pkgPath = path.join(rootDir, 'package.json');
if (fs.existsSync(pkgPath)) {
payload['package.json'] = fs.readFileSync(pkgPath).toString('base64');
}
const compressedPayload = zlib.deflateSync(Buffer.from(JSON.stringify(payload)));
fs.writeFileSync(payloadPath, compressedPayload);
console.log(`Packed ${Object.keys(payload).length} files (${(compressedPayload.length / 1024 / 1024).toFixed(2)} MB compressed)`);
// Prepare sea-config.json with payload asset
const config = {
main: 'src/sea-entry.cjs',
output: 'dist/dashback',
assets: {
'app-payload.bin': 'dist/app-payload.bin',
},
disableExperimentalSEAWarning: true,
};
fs.writeFileSync(configPath, JSON.stringify(config, null, 2) + '\n');
console.log('Generating Single Executable Application (SEA)...');
try {
execFileSync(process.execPath, ['--build-sea', configPath], {
execFileSync(process.execPath, ['--build-sea', 'sea-config.json'], {
cwd: rootDir,
stdio: 'inherit',
});
// Ensure executable permissions on POSIX systems
const outputPath = path.join(distDir, 'dashback');
if (process.platform !== 'win32' && fs.existsSync(outputPath)) {
fs.chmodSync(outputPath, 0o755);
}
console.log(`\nSuccessfully built SEA executable: ${path.relative(rootDir, outputPath)}`);
console.log(`\nSuccessfully built standalone SEA: ${path.relative(rootDir, outputPath)}`);
} catch (err) {
console.error('\nFailed to build SEA:', err.message);
process.exit(1);