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PaperClipAI/maps/agent-access-map/workspaces.md
T
DottaandPaperclip 17c9b1fd62 fix(workspaces): validate prospective child source trust
Pass server-owned creation context before the child is saved. Validate the
creator run, sponsor and parent ancestry against the immutable boundary,
then verify current parent and prospective child policies. Preserve exact
saved task identity for ordinary selection and writes.

Add real database and authenticated HTTP regressions, including omitted
client policy, and update the plan and paired workspace maps.

Co-Authored-By: Paperclip <noreply@paperclip.ing>
2026-10-12 18:27:03 -05:00

190 lines
8.9 KiB
Markdown

# Execution workspaces, services, and files — agent access
Product map: [Execution workspaces, services, and files](../feature-map/workspaces.md).
Review date: 2026-10-12. Source commit: `f981fa3cc10cb8663a87dec60345fbff46d54d0a`.
This is a source-reviewed baseline of representative operations and known gaps.
Each capability needs operation-level review before its entire scope can be
qualified. No live agent execution is claimed. Follow the [map contract](../README.md)
for format, permission checks, evidence and maintenance.
## `binding`
Review: `baseline`.
API: `present` — representative operation IDs:
- `GET /api/issues/{id}/heartbeat-context`.
- `GET /api/execution-workspaces/{id}`.
- `GET /api/issues/{id}/workspace` inspects the durable task binding.
- `PUT /api/issues/{id}/workspace` requests the next binding.
- `GET /api/companies/{companyId}/execution-workspaces?summary=true&selectableForTask=true`
lists authorized task-selectable workspaces.
Agent access: `available` — Native get_task_context / REST / CLI / MCP workspace read.
The task-bound native tools `get_workspace`, `list_workspaces`, and
`select_workspace` use the ordinary authenticated APIs. Legacy agents can call
those APIs with their admitted run token. These paths do not require a project.
Policy: Company/project/workspace visibility and runtime authority; active run, trust
preset and task ownership where required.
Task workspace writes require `issue:mutate`, an active owned task/run for agents,
and current source visibility. Shared physical roots also require source-project
workspace write authority. Accepting a new pending choice advances its binding
revision; superseded retries fail while current-choice retries remain idempotent.
Binding revisions and request keys fence retries;
selection applies at the next normal admission without interrupting a live run.
Writable aliases must also be compatible with current and retained physical
source projects' trust boundaries. Incompatible choices are rejected before
dispatch; a projectless alias cannot bypass required sandbox containment.
Source-copy checks apply the same trust boundary before provisioning. Low-trust
sandbox runs skip host worktree provisioning, including built-in scripts.
Child creation by an admitted agent checks an explicit prospective-task context before the child is saved. The creator run must have an authoritative saved policy and a verified company/agent/parent lineage. Current parent, prospective child and physical source policies must fit that boundary. This creation path does not relax exact task/run checks for existing-task writes. The [child trust regression](../../server/src/__tests__/task-workspace-child-trust.test.ts) is automated source-level evidence, not live agent qualification.
Source review for these additions: PR #15749 and
[task workspace routes](../../server/src/routes/task-workspaces.ts),
[native authority](../../server/src/services/native-runtime/paperclip-runner-tool-authority.ts),
and [semantic transport](../../server/src/services/task-workspace-tools.ts).
Evidence: `source-only` —
[implementation](../../server/src/routes/workspace-runtime-service-authz.ts#L76) at the
reviewed commit above.
Verification: `not-run` — exercise a listed permitted operation with actual agent
credentials/run context; inspect its result and applicable persistence/attribution.
Assert the relevant denied actor, owner, company or mode from Policy. Review the
remaining operations before qualifying the whole capability.
Gaps: Run/task context identifies its actual realized workspace; record existence is not
a running service.
## `provisioning`
Review: `baseline`.
API: `present` — representative operation IDs:
- `GET /api/execution-workspaces/{id}`.
- `GET /api/execution-workspaces/{id}/workspace-operations`.
- `POST /api/issues/{id}/workspace/repositories` requests repository preparation.
Agent access: `partial` — REST / native call_api reads; task/project assignment triggers
server provisioning.
Native `prepare_repository` and admitted legacy REST callers can request a
catalog repository or validated repository URL for their current task.
Preparation occurs at normal admission; the agent cannot supply a host path or
controller identity. Current source permissions, responsible-user intersection,
trust restrictions, immutable receipts, and retained physical-root ownership are
checked before acquisition and publication. Low-trust callers cannot trigger a
new controller-side Git acquisition. Evidence remains source-only here; focused
[repository tests](../../server/src/__tests__/task-workspace-repositories-trust.test.ts)
are separate from live agent qualification.
Policy: Company/project/workspace visibility and runtime authority; active run, trust
preset and task ownership where required.
Evidence: `source-only` —
[implementation](../../server/src/routes/workspace-runtime-service-authz.ts#L76) at the
reviewed commit above.
Verification: `not-run` — exercise a listed permitted operation with actual agent
credentials/run context; inspect its result and applicable persistence/attribution.
Assert the relevant denied actor, owner, company or mode from Policy. Review the
remaining operations before qualifying the whole capability.
Gaps: Observing readiness exists. Creating host commands or arbitrary provision targets
is a separate protected operation.
## `services`
Review: `baseline`.
API: `present` — representative operation IDs:
- `POST /api/execution-workspaces/{id}/runtime-services/{action}`.
Agent access: `partial` — Authorized agent REST / CLI workspace runtime-service /
existing stdio MCP controls.
Policy: Company/project/workspace visibility and runtime authority; active run, trust
preset and task ownership where required.
Evidence: `source-only` —
[implementation](../../server/src/routes/workspace-runtime-service-authz.ts#L76) at the
reviewed commit above.
Verification: `not-run` — exercise a listed permitted operation with actual agent
credentials/run context; inspect its result and applicable persistence/attribution.
Assert the relevant denied actor, owner, company or mode from Policy. Review the
remaining operations before qualifying the whole capability.
Gaps: Native call_api blocks runtime-service mutation; control_workspace_service is not
in the production authority set. Optional MCP availability must be recorded.
## `files-git`
Review: `baseline`.
API: `present` — representative operation IDs:
- `GET /api/issues/{issueId}/file-resources/content`.
- `GET /api/issues/{issueId}/file-resources/list`.
Agent access: `partial` — Authorized workspace filesystem tools; Dot workspace bridge
when enabled; board file-resource HTTP UI.
Policy: Company/project/workspace visibility and runtime authority; active run, trust
preset and task ownership where required.
Evidence: `source-only` —
[implementation](../../server/src/routes/workspace-runtime-service-authz.ts#L76) at the
reviewed commit above.
Verification: `not-run` — exercise a listed permitted operation with actual agent
credentials/run context; inspect its result and applicable persistence/attribution.
Assert the relevant denied actor, owner, company or mode from Policy. Review the
remaining operations before qualifying the whole capability.
Gaps: Files panel HTTP requires board. Agents can use their admitted workspace file
tools; remote/Dot scope and Git command availability differ.
File reads also enforce retained source privacy after local copy, configuration
move/removal, reopen, and project deletion. A task assignment or repository
receipt does not grant access to private files from another physical owner.
Authorized Git-source capture also retains ownership on the actual shared Git
storage. Source checks use verified checkout identities, including company-known
owners when separate metadata has no primary-checkout registration. Removing that
checkout does not release its private committed files in surviving worktrees.
## `closure`
Review: `baseline`.
API: `present` — representative operation IDs:
- `PATCH /api/execution-workspaces/{id}`.
- `GET /api/execution-workspaces/{id}/close-readiness`.
- `POST /api/execution-workspaces/{id}/reconcile-branch`.
Agent access: `partial` — REST / native fallback for permitted update; CLI workspace;
reconcile-branch requires board.
Policy: Company/project/workspace visibility and runtime authority; active run, trust
preset and task ownership where required.
Evidence: `source-only` —
[implementation](../../server/src/routes/workspace-runtime-service-authz.ts#L76) at the
reviewed commit above.
Verification: `not-run` — exercise a listed permitted operation with actual agent
credentials/run context; inspect its result and applicable persistence/attribution.
Assert the relevant denied actor, owner, company or mode from Policy. Review the
remaining operations before qualifying the whole capability.
Gaps: Closure/readiness exists; not every workspace can be reopened, and branch
reconciliation has a board boundary.