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{"type":"user","message":{"role":"user","content":[{"tool_use_id":"toolu_01B5jHU3odxtBLVzWf33MyXN","type":"tool_result","content":"pull_request:\n  number: 50782\n  title: \"Gateway: harden OpenResponses file-context escaping\"\n  state: merged\n  author: joshavant\n  draft: no\n  merged: \"2026-03-20T03:02:13Z\"\n  checks: \"27 passed, 4 failed, 10 skipped, 41 total\"\n  body: \"## Summary\\n\\n- Centralizes file-context block rendering into a shared helper: `src/media/file-context.ts`.\\n- Applies consistent escaping for file names and file block content in OpenResponses file context assembly.\\n- Migrates media-understanding file block construction to the same shared helper for parity.\\n- Adds targeted regression tests for special-character handling and file block structure stability.\\n- Keeps API shape and request/response contracts unchanged.\\n\\n## Scope\\n\\n- Gateway / orchestrat\\n... (truncated, 1512 chars total — use --full to see complete body)\"\n  comment_count: 1 — use --comments to see full comments\nhelp[1]:\n  Run `gh-axi -R openclaw/openclaw pr revert 50782` to revert","is_error":false}]},"parent_tool_use_id":null,"session_id":"39cc6506-6943-4ff1-9d33-e1314a10891e","uuid":"e661021a-e35a-4257-b228-e57bd5817fcd","timestamp":"2026-03-21T18:37:57.403Z","tool_use_result":{"stdout":"pull_request:\n  number: 50782\n  title: \"Gateway: harden OpenResponses file-context escaping\"\n  state: merged\n  author: joshavant\n  draft: no\n  merged: \"2026-03-20T03:02:13Z\"\n  checks: \"27 passed, 4 failed, 10 skipped, 41 total\"\n  body: \"## Summary\\n\\n- Centralizes file-context block rendering into a shared helper: `src/media/file-context.ts`.\\n- Applies consistent escaping for file names and file block content in OpenResponses file context assembly.\\n- Migrates media-understanding file block construction to the same shared helper for parity.\\n- Adds targeted regression tests for special-character handling and file block structure stability.\\n- Keeps API shape and request/response contracts unchanged.\\n\\n## Scope\\n\\n- Gateway / orchestrat\\n... (truncated, 1512 chars total — use --full to see complete body)\"\n  comment_count: 1 — use --comments to see full comments\nhelp[1]:\n  Run `gh-axi -R openclaw/openclaw pr revert 50782` to revert","stderr":"","interrupted":false,"isImage":false,"noOutputExpected":false}}
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{"type":"user","message":{"role":"user","content":[{"tool_use_id":"toolu_01MBXMgE1DhYJ35sVUKdiMhc","type":"tool_result","content":"pull_request:\n  number: 50782\n  title: \"Gateway: harden OpenResponses file-context escaping\"\n  state: merged\n  author: joshavant\n  draft: no\n  merged: \"2026-03-20T03:02:13Z\"\n  checks: \"27 passed, 4 failed, 10 skipped, 41 total\"\n  body: \"## Summary\\n\\n- Centralizes file-context block rendering into a shared helper: `src/media/file-context.ts`.\\n- Applies consistent escaping for file names and file block content in OpenResponses file context assembly.\\n- Migrates media-understanding file block construction to the same shared helper for parity.\\n- Adds targeted regression tests for special-character handling and file block structure stability.\\n- Keeps API shape and request/response contracts unchanged.\\n\\n## Scope\\n\\n- Gateway / orchestrat\\n... (truncated, 1512 chars total — use --full to see complete body)\"\n  comments[1]{author,body,created}:\n    greptile-apps,\"<h3>Greptile Summary</h3>\\n\\nThis PR hardens injection safety in file-context block assembly by extracting a shared `renderFileContextBlock` helper (`src/media/file-context.ts`) and migrating both the OpenResponses gateway and media-understanding callsites to use it. Attribute values are now consistently escaped via `xmlEscapeAttr`, and file-tag markers (`</file>`, `<file`) inside block content are neutralized via `escapeFileBlockContent` — preventing a malicious `input_file` filename or content from breaking out of its file block in the LLM system prompt.\\n\\nKey points:\\n- **`src/media/file-context.ts`**: Clean, well-scoped helper. Attribute escaping is full XML encoding; content escaping is intentionally limited to `<file` / `</file>` patterns (appropriate for LLM system-prompt consumption, not strict XML parsing).\\n- **`src/gateway/openresponses-http.ts`**: Both the text-file and PDF-placeholder paths are migrated correctly, including the `surroundContentWithNewlines: false` flag for the compact placeholder format.\\n- **`src/media-understanding/apply.ts`**: Migration reproduces the old sanitization logic faithfully. A minor pre-existing bug is quietly fixed: the old template literal would have produced `mime=\\\"undefined\\\"` if `mimeType` were `undefined`; the new helper conditionally omits the attribute.\\n- **Tests**: `file-context.test.ts` covers the three main boundary conditions. The e2e injection test in `openresponses-http.test.ts` uses the same `mockAgentOnce` / `mock.calls[0]` pattern as every other sub-case in that test, which is correct because `mockAgentOnce` calls `mockClear()` before each setup.\\n\\n<h3>Confidence Score: 5/5</h3>\\n\\n- This PR is safe to merge — it only hardens an existing code path with no schema or API contract changes.\\n- All five changed files migrate cleanly to the new shared helper. The escaping logic is correct for the intended use case, the tests cover the meaningful injection boundaries, the mock-reset pattern in the e2e test is consistent with the rest of the test file, and `pnpm check` / `pnpm build` / targeted tests are reported green.\\n- No files require special attention.\\n\\n<!-- greptile_other_comments_section -->\\n\\n<sub>Last reviewed commit: [\\\"Gateway: harden Open...\\\"](https://github.com/openclaw/openclaw/commit/fb85cc9397f1320f5f9cee3618b01a93df09928d)</sub>\",\"2026-03-20T02:53:54Z\"\nhelp[1]:\n  Run `gh-axi -R openclaw/openclaw pr revert 50782` to revert","is_error":false}]},"parent_tool_use_id":null,"session_id":"39cc6506-6943-4ff1-9d33-e1314a10891e","uuid":"83a13e02-61e0-4eda-abad-ba33d85a364a","timestamp":"2026-03-21T18:37:59.878Z","tool_use_result":{"stdout":"pull_request:\n  number: 50782\n  title: \"Gateway: harden OpenResponses file-context escaping\"\n  state: merged\n  author: joshavant\n  draft: no\n  merged: \"2026-03-20T03:02:13Z\"\n  checks: \"27 passed, 4 failed, 10 skipped, 41 total\"\n  body: \"## Summary\\n\\n- Centralizes file-context block rendering into a shared helper: `src/media/file-context.ts`.\\n- Applies consistent escaping for file names and file block content in OpenResponses file context assembly.\\n- Migrates media-understanding file block construction to the same shared helper for parity.\\n- Adds targeted regression tests for special-character handling and file block structure stability.\\n- Keeps API shape and request/response contracts unchanged.\\n\\n## Scope\\n\\n- Gateway / orchestrat\\n... (truncated, 1512 chars total — use --full to see complete body)\"\n  comments[1]{author,body,created}:\n    greptile-apps,\"<h3>Greptile Summary</h3>\\n\\nThis PR hardens injection safety in file-context block assembly by extracting a shared `renderFileContextBlock` helper (`src/media/file-context.ts`) and migrating both the OpenResponses gateway and media-understanding callsites to use it. Attribute values are now consistently escaped via `xmlEscapeAttr`, and file-tag markers (`</file>`, `<file`) inside block content are neutralized via `escapeFileBlockContent` — preventing a malicious `input_file` filename or content from breaking out of its file block in the LLM system prompt.\\n\\nKey points:\\n- **`src/media/file-context.ts`**: Clean, well-scoped helper. Attribute escaping is full XML encoding; content escaping is intentionally limited to `<file` / `</file>` patterns (appropriate for LLM system-prompt consumption, not strict XML parsing).\\n- **`src/gateway/openresponses-http.ts`**: Both the text-file and PDF-placeholder paths are migrated correctly, including the `surroundContentWithNewlines: false` flag for the compact placeholder format.\\n- **`src/media-understanding/apply.ts`**: Migration reproduces the old sanitization logic faithfully. A minor pre-existing bug is quietly fixed: the old template literal would have produced `mime=\\\"undefined\\\"` if `mimeType` were `undefined`; the new helper conditionally omits the attribute.\\n- **Tests**: `file-context.test.ts` covers the three main boundary conditions. The e2e injection test in `openresponses-http.test.ts` uses the same `mockAgentOnce` / `mock.calls[0]` pattern as every other sub-case in that test, which is correct because `mockAgentOnce` calls `mockClear()` before each setup.\\n\\n<h3>Confidence Score: 5/5</h3>\\n\\n- This PR is safe to merge — it only hardens an existing code path with no schema or API contract changes.\\n- All five changed files migrate cleanly to the new shared helper. 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{"type":"assistant","message":{"model":"claude-sonnet-4-6","id":"msg_01DWMivrukZNfmLJvWTPArNo","type":"message","role":"assistant","content":[{"type":"text","text":"Here's your briefing on PR #50782:\n\n---\n\n**Title:** Gateway: harden OpenResponses file-context escaping\n\n**Author:** joshavant\n\n**State:** Merged (2026-03-20)\n\n---\n\n**What it changes:**\n\n- Centralizes file-context block rendering into a shared helper (`src/media/file-context.ts`) with a `renderFileContextBlock` function.\n- Applies consistent XML escaping for file names (`xmlEscapeAttr`) and neutralizes `<file>`/`</file>` tag markers inside block content (`escapeFileBlockContent`) to prevent injection attacks in LLM system prompts.\n- Migrates both the OpenResponses gateway (`src/gateway/openresponses-http.ts`) and media-understanding callsite (`src/media-understanding/apply.ts`) to use the shared helper.\n- Adds regression tests for special-character handling and file block structure stability.\n- **No API/contract changes** — purely an internal hardening refactor.\n\nAs a bonus, a minor pre-existing bug is quietly fixed: the old code would have produced `mime=\"undefined\"` if `mimeType` were undefined; the new helper conditionally omits the attribute.\n\n---\n\n**CI:** 27 passed, **4 failed**, 10 skipped (41 total). The 4 failures are worth investigating before treating this as a clean merge — though it was merged anyway.\n\n---\n\n**Comments (1):** A Greptile bot review rated confidence **5/5 — safe to merge**. It confirmed the escaping logic is correct for LLM system-prompt use, the mock-reset pattern in e2e tests is consistent with the rest of the test file, and all five changed files migrate cleanly. No files flagged for special attention."}],"stop_reason":null,"stop_sequence":null,"usage":{"input_tokens":1,"cache_creation_input_tokens":1046,"cache_read_input_tokens":16408,"cache_creation":{"ephemeral_5m_input_tokens":0,"ephemeral_1h_input_tokens":1046},"output_tokens":1,"service_tier":"standard","inference_geo":"not_available"},"context_management":null},"parent_tool_use_id":null,"session_id":"39cc6506-6943-4ff1-9d33-e1314a10891e","uuid":"b0769049-99a7-401c-91fc-6e69e3b3a882"}
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