Skip to content

fix: default task root #196

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
darklight3it merged 2 commits into from
Jun 16, 2026
Merged

fix: default task root #196

Show file tree
Hide file tree
Changes from 1 commit
Commits
Show all changes
2 commits
Select commit Hold shift + click to select a range
9b9bca3
fix: defaulting to process.cwd() when LAMBDA_TASK_ROOT is not found
darklight3it Jun 12, 2026
a1e52d8
chore: update version
darklight3it Jun 15, 2026
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
8 changes: 5 additions & 3 deletions src/utils/runtime-setup.test.ts
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -68,13 +68,15 @@ describe("runtime-setup", () => {
);
});

it("should throw if LAMBDA_TASK_ROOT is not set", async () => {
it("should fall back to process.cwd() when LAMBDA_TASK_ROOT is not set", async () => {
// GIVEN
delete process.env.LAMBDA_TASK_ROOT;

// WHEN & THEN
await expect(createRuntime()).rejects.toThrow(
"LAMBDA_TASK_ROOT environment variable is not set",
await createRuntime();
expect(UserFunctionLoader.load).toHaveBeenCalledWith(
process.cwd(),
expect.any(String),
);
});
});
Expand Down
10 changes: 6 additions & 4 deletions src/utils/runtime-setup.ts
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -18,7 +18,12 @@ export async function createRuntime(
const isMultiConcurrent = isMultiConcurrentMode();
const runtimeApi = process.env.AWS_LAMBDA_RUNTIME_API;
const handlerString = process.env._HANDLER;
const taskRoot = process.env.LAMBDA_TASK_ROOT;
// LAMBDA_TASK_ROOT is a restricted environment variable set to /var/task.
// If we set it as required we are forcing customers to set it to a value that
// can't change.
// We fall back to process.cwd() to allow OCI customers to place the handler wherever
// they want.
const taskRoot = process.env.LAMBDA_TASK_ROOT || process.cwd();

if (!runtimeApi) {
throw new PlatformError(
Expand All @@ -28,9 +33,6 @@ export async function createRuntime(
if (!handlerString) {
throw new PlatformError("_HANDLER environment variable is not set");
}
if (!taskRoot) {
Comment thread
darklight3it marked this conversation as resolved.
throw new PlatformError("LAMBDA_TASK_ROOT environment variable is not set");
}

const rapidClient = await RAPIDClient.create(
runtimeApi,
Expand Down
Loading