inline tracer-env.js

lib/codeql.js

@@ -236,14 +236,30 @@ function getCodeQLForCmd(cmd) {
             ]);
         },
         getTracerEnv: async function (databasePath) {
-            let envFile = path.resolve(databasePath, 'working', 'env.tmp');
+            // Write tracer-env.js to a temp location. When running in CLI mode we can't rely
+            // on this file existing so we have to create it ourselves.
+            const tracerEnvJs = path.resolve(databasePath, 'working', 'tracer-env.js');
+            fs.mkdirSync(path.dirname(tracerEnvJs), { recursive: true });
+            fs.writeFileSync(tracerEnvJs, `
+        const fs = require('fs');
+        const env = {};
+        for (let entry of Object.entries(process.env)) {
+          const key = entry[0];
+          const value = entry[1];
+          if (typeof value !== 'undefined' && key !== '_' && !key.startsWith('JAVA_MAIN_CLASS_')) {
+            env[key] = value;
+          }
+        }
+        process.stdout.write(process.argv[2]);
+        fs.writeFileSync(process.argv[2], JSON.stringify(env), 'utf-8');`);
+            const envFile = path.resolve(databasePath, 'working', 'env.tmp');
             await exec.exec(cmd, [
                 'database',
                 'trace-command',
                 databasePath,
                 ...getExtraOptionsFromEnv(['database', 'trace-command']),
                 process.execPath,
-                path.resolve(__dirname, 'tracer-env.js'),
+                tracerEnvJs,
                 envFile
             ]);
             return JSON.parse(fs.readFileSync(envFile, 'utf-8'));