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Merge pull request #485 from jknair/fix/strip-claudecode-env-from-child-processes

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fix(adapter-utils): strip Claude Code env vars from child processes
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Dotta 2026-03-10 07:25:30 -05:00 • committed by GitHub
commit 49b9511889
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1 changed files with 18 additions and 1 deletions
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19
packages/adapter-utils/src/server-utils.ts
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@ -272,7 +272,24 @@ export async function runChildProcess(
const onLogError = opts.onLogError ?? ((err, id, msg) => console.warn({ err, runId: id }, msg));
return new Promise<RunProcessResult>((resolve, reject) => {
const mergedEnv = ensurePathInEnv({ ...process.env, ...opts.env });
const rawMerged: NodeJS.ProcessEnv = { ...process.env, ...opts.env };
// Strip Claude Code nesting-guard env vars so spawned `claude` processes
// don't refuse to start with "cannot be launched inside another session".
// These vars leak in when the Paperclip server itself is started from
// within a Claude Code session (e.g. `npx paperclipai run` in a terminal
// owned by Claude Code) or when cron inherits a contaminated shell env.
const CLAUDE_CODE_NESTING_VARS = [
"CLAUDECODE",
"CLAUDE_CODE_ENTRYPOINT",
"CLAUDE_CODE_SESSION",
"CLAUDE_CODE_PARENT_SESSION",
] as const;
for (const key of CLAUDE_CODE_NESTING_VARS) {
delete rawMerged[key];
}
const mergedEnv = ensurePathInEnv(rawMerged);
void resolveSpawnTarget(command, args, opts.cwd, mergedEnv)
.then((target) => {
const child = spawn(target.command, target.args, {