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4 commits

Author SHA1 Message Date
Devin Foley
af9386f879
Run a real command-v probe and source login profiles before exec in e2b sandboxes (#5279)
> **Stacked PR.** Sits on top of #5278 (`e2b/stage-stdin-to-temp-file`)
which ships the stdin-staging fix this builds on. The cumulative diff
against `master` includes that PR's content; the files touched by *this*
PR's commit are `packages/adapter-utils/src/execution-target.ts`,
`packages/plugins/sandbox-providers/e2b/src/plugin.ts`, and
`packages/plugins/sandbox-providers/e2b/src/plugin.test.ts`.

## Thinking Path

> - Paperclip orchestrates AI agents for zero-human companies
> - The adapter Test flow does an "is the command resolvable?" probe
before running the hello probe so the report distinguishes "binary not
installed" from "binary errored"
> - For sandbox targets, that resolvability check was a no-op
early-return — every sandboxed adapter test reported "Command is
executable" regardless of whether the binary existed
> - That made the resolvability check disagree with the hello probe in a
way that looked like a PATH bug, when it was actually a missing CLI
> - Separately, the e2b spawn used `sandbox.commands.run` with a
non-login non-interactive shell whose PATH did not include npm-globals,
nvm shims, or anything else the template installs via
`.profile`/`.bashrc`
> - This pull request makes the resolvability check honest by running a
real `command -v` invocation through the sandbox runner, and aligns the
e2b spawn with SSH by sourcing login profiles before `exec env KEY=val
<cmd>`
> - The benefit is the e2b sandbox spawn agrees with the hello probe and
finds CLIs at template-installed paths

## What Changed

- `packages/adapter-utils/src/execution-target.ts`: add
`ensureSandboxCommandResolvable` that runs `command -v <cli>` through
the sandbox runner; replace the early-return in
`ensureAdapterExecutionTargetCommandResolvable` for sandbox targets
- `packages/plugins/sandbox-providers/e2b/src/plugin.ts`: replace
`buildCommandLine` with `buildLoginShellScript` (sources `/etc/profile`,
`~/.profile`, `~/.bash_profile`, `~/.bashrc`, `~/.zprofile`, and nvm.sh
before `exec env KEY=val <cmd>`); env vars are interpolated inline so
user-configured adapter env always wins over profile-exported values;
drop the now-unused `envs:` SDK option
- `plugin.test.ts` updated for the login-shell wrapping

## Verification

- `pnpm vitest run --no-coverage --project @paperclipai/sandbox-e2b` —
17/17 plugin tests pass
- `pnpm vitest run --no-coverage --project @paperclipai/adapter-utils`
clean
- `pnpm typecheck` clean
- Manual: previously every sandboxed adapter said "Command is
executable" then the hello probe failed with "exec: not found". After
this change, missing CLIs surface honestly at the resolvability step.
SSH no-regression: SSH Claude probe still passes.

## Risks

Medium — sandbox adapter Test reports will start failing at the
resolvability step for environments where the CLI was never actually
installed. This was always the real state; the previous "Command is
executable" message was incorrect. Operators should expect
previously-green-but-broken sandbox environments to report accurately.

## Model Used

Claude Opus 4.7 (1M context)

## Checklist

- [x] I have included a thinking path that traces from project context
to this change
- [x] I have specified the model used (with version and capability
details)
- [x] I have checked ROADMAP.md and confirmed this PR does not duplicate
planned core work
- [x] I have run tests locally and they pass
- [x] I have added or updated tests where applicable — `plugin.test.ts`
updated for the login-shell wrapping
- [x] If this change affects the UI, I have included before/after
screenshots — N/A (no UI)
- [x] I have updated relevant documentation to reflect my changes
- [x] I have considered and documented any risks above
- [x] I will address all Greptile and reviewer comments before
requesting merge
2026-05-05 08:21:37 -07:00
Devin Foley
d2dd759caa
plugins: make e2b template default explicit (#4901)
## Thinking Path

> - Paperclip orchestrates AI agents for zero-human companies
> - Remote execution environments are part of that control plane,
including sandbox-provider plugins like E2B
> - The E2B provider already normalizes config and runtime behavior
around a `base` template default
> - But the manifest still presented `template` as required, which
forces redundant operator input and makes the UI contract stricter than
runtime behavior
> - That mismatch showed up while building a repeatable QA workflow for
sandbox testing
> - This pull request makes the manifest and validation contract line up
with the existing `base` default
> - The benefit is a simpler and more accurate E2B environment setup
experience

## What Changed

- Removed the E2B manifest's `required: ["template"]` requirement so the
config schema matches runtime behavior
- Clarified the manifest description to say the template defaults to
`base` when omitted
- Added a focused unit test proving that validation normalizes a missing
template to `base`

## Verification

- Ran the focused E2B plugin test for the new behavior:
- `cd packages/plugins/sandbox-providers/e2b && pnpm test --
--testNamePattern "defaults a missing template to base"`

## Risks

- Low risk. This only loosens the schema to match the plugin's existing
runtime normalization and adds a test for that path.
- The broader E2B plugin suite currently has unrelated existing failures
outside this change; this PR does not modify those paths.

## Model Used

- OpenAI Codex, GPT-5 Codex via Codex CLI agent tooling, large-context
coding workflow with terminal tool use and local test execution.

## Checklist

- [x] I have included a thinking path that traces from project context
to this change
- [x] I have specified the model used (with version and capability
details)
- [x] I have checked ROADMAP.md and confirmed this PR does not duplicate
planned core work
- [ ] I have run tests locally and they pass
- [x] I have added or updated tests where applicable
- [ ] If this change affects the UI, I have included before/after
screenshots
- [ ] I have updated relevant documentation to reflect my changes
- [x] I have considered and documented any risks above
- [ ] I will address all Greptile and reviewer comments before
requesting merge
2026-04-30 22:43:24 -07:00
Devin Foley
a4ac6ff133
Add sandbox callback bridge for remote environment API access (#4801)
## Thinking Path

> - Paperclip orchestrates AI agents for zero-human companies
> - Agents can run inside sandboxed environments like E2B, which are
isolated from the host network
> - Sandboxed agents need to call back to the Paperclip API to report
progress, post comments, and update issue status
> - But sandbox environments cannot reach the Paperclip server directly
because they run in isolated network namespaces
> - This PR adds a callback bridge that proxies API requests from the
sandbox to the Paperclip server, running as a local HTTP server on the
host that forwards authenticated requests
> - The bridge is started automatically when an adapter launches a
sandbox execution, and torn down when the run completes
> - The benefit is sandboxed agents can interact with the Paperclip API
without requiring network-level access to the host, enabling E2B and
similar providers to work end-to-end

## What Changed

- Added `sandbox-callback-bridge.ts` in `packages/adapter-utils/` — a
lightweight HTTP bridge server that accepts requests from sandbox
environments and proxies them to the Paperclip API with authentication
- Added request validation and security policy: the bridge only forwards
requests to the configured API URL, validates content types, enforces
size limits, and rejects non-API paths
- Wired the bridge into all remote adapter execute paths (claude, codex,
cursor, gemini, pi) — the bridge starts before the agent process and the
bridge URL is passed via environment variables
- Updated `environment-execution-target.ts` to prefer the explicit API
URL from environment lease metadata for sandbox callback routing
- Fixed Claude sandbox runtime setup to work with the bridge
configuration
- Added comprehensive test coverage for bridge request handling, policy
enforcement, and sandbox execution integration
- Fixed browser bundling — the bridge module is excluded from the
frontend bundle via the adapter-utils index export

## Verification

- `pnpm test` — all existing and new tests pass, including bridge unit
tests and sandbox execution integration tests
- `pnpm typecheck` — clean
- Manual: configure an E2B environment, run an agent task, verify the
agent can post comments and update issue status through the bridge

## Risks

- Medium. This is a new network-facing component (HTTP server on
localhost). The security policy restricts forwarding to the configured
API URL only and validates all requests, but any proxy introduces attack
surface. The bridge binds to localhost only and is scoped to the
lifetime of a single agent run.

## Model Used

Codex GPT 5.4 high via Paperclip.

## Checklist

- [x] I have included a thinking path that traces from project context
to this change
- [x] I have specified the model used (with version and capability
details)
- [x] I have checked ROADMAP.md and confirmed this PR does not duplicate
planned core work
- [x] I have run tests locally and they pass
- [x] I have added or updated tests where applicable
- [ ] If this change affects the UI, I have included before/after
screenshots
- [x] I have updated relevant documentation to reflect my changes
- [x] I have considered and documented any risks above
- [x] I will address all Greptile and reviewer comments before
requesting merge
2026-04-29 16:37:34 -07:00
Devin Foley
4ef969f084
Add E2B sandbox provider plugin (#4452)
## Thinking Path

> - Paperclip orchestrates AI agents for zero-human companies
> - Sandbox environments are part of that execution layer, and the
recent core refactor moved provider-specific behavior to a generic
plugin seam
> - This pull request adds a dedicated `@paperclipai/plugin-e2b` package
so E2B can live entirely outside core host code
> - Because the feature is still unreleased, the plugin should model
third-party packaging directly instead of carrying extra
backward-compatibility complexity in core or the workspace lockfile
> - This branch therefore makes the E2B provider a standalone
publishable package, documents the package-local dev flow, and keeps the
publish manifest/runtime dependency story correct
> - The benefit is that E2B becomes a true plugin reference
implementation that can be installed by package name without reopening
core Paperclip code

## What Changed

- Added `packages/plugins/paperclip-plugin-e2b` as the E2B sandbox
provider plugin package
- Implemented config validation, lease acquire/resume/release/destroy
handlers, workspace realization, and command execution for E2B sandboxes
- Excluded the E2B plugin package from the root workspace so the repo no
longer needs `pnpm-lock.yaml` churn for its third-party dependency graph
- Added package-local development/install support plus a prepack
manifest generator so the published tarball still declares
`@paperclipai/plugin-sdk` and `e2b` runtime dependencies
- Addressed review feedback by fixing sandbox cleanup on acquire
failures, rejecting blank templates, normalizing fractional `timeoutMs`,
and always passing the configured template name to the E2B SDK
- Updated focused Vitest coverage for config normalization, validation,
acquire cleanup, command execution, and lease release behavior
- Updated the Dockerfile deps stage to copy the E2B package manifest so
the policy check stays in sync

## Verification

- `cd packages/plugins/paperclip-plugin-e2b && pnpm install
--ignore-workspace --no-lockfile`
- `cd packages/plugins/paperclip-plugin-e2b && pnpm build`
- `cd packages/plugins/paperclip-plugin-e2b && pnpm --ignore-workspace
test`
- `cd packages/plugins/paperclip-plugin-e2b && pnpm --ignore-workspace
typecheck`
- `cd packages/plugins/paperclip-plugin-e2b && npm pack --dry-run`

## Risks

- The package now relies on a prepack manifest rewrite so the
publish-time dependency list stays correct while the repo-local dev
manifest stays workspace-light
- The current repo snapshot is still unreleased, so the generated
publish manifest points at the repo SDK version until the normal release
flow rewrites versions before publish
- Real-world E2B environments may still expose edge cases around
lifecycle timing or sandbox metadata beyond the mocked unit coverage

> For core feature work, check [`ROADMAP.md`](ROADMAP.md) first and
discuss it in `#dev` before opening the PR. Feature PRs that overlap
with planned core work may need to be redirected — check the roadmap
first. See `CONTRIBUTING.md`.

## Model Used

- OpenAI Codex via `codex_local`
- Model ID: `gpt-5.4`
- Reasoning effort: `high`
- Context window observed in runtime session metadata: `258400` tokens
- Capabilities used: terminal tool execution, git, GitHub CLI, and local
build/test inspection

## Checklist

- [x] I have included a thinking path that traces from project context
to this change
- [x] I have specified the model used (with version and capability
details)
- [x] I have checked ROADMAP.md and confirmed this PR does not duplicate
planned core work
- [x] I have run tests locally and they pass
- [x] I have added or updated tests where applicable
- [ ] If this change affects the UI, I have included before/after
screenshots
- [x] I have updated relevant documentation to reflect my changes
- [x] I have considered and documented any risks above
- [x] I will address all Greptile and reviewer comments before
requesting merge
2026-04-25 11:01:11 -07:00