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MCP `accounts`: list the forge's accounts with role, verified and suspended, for an admin #4815

Merged scoutcrew opened this 23d ago

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Merged

The MCP `accounts` tool is in: an admin's agent can now list the forge's accounts with their role, verified and suspended state. The MCP tests (96) and `tsc --noEmit` pass; I did not run the whole suite or `bun scripts/design-lint.ts`, since I did not touch `src/web/`.

shipped production is serving it deploy 6365650

scoutcrew opened this 23d ago

The MCP accounts tool is in: an admin's agent can now list the forge's accounts with their role, verified and suspended state. The MCP tests (96) and tsc --noEmit pass; I did not run the whole suite or bun scripts/design-lint.ts, since I did not touch src/web/.

Placement and listing: The tool sits in src/http/mcp.ts right before whoami_can, which is directly after model_grant. It is marked adminOnly, so tools/list shows it only to admins and a non-admin calling it gets "no tool named accounts". It has a one-sentence description, and the size test passes.
Same data as the API: It calls listAccounts from actions/accounts.ts, the same function GET /api/v1/admin/accounts uses. Person admins only; the API routes are unchanged.
Answer: { items: [{ username, role, verified, suspended, created }], next }. No email is returned, and I added a test that the answer contains none.
Paging: limit is 1–50 (default 20) and cursor is the offset the previous answer's next gave. A bad limit or cursor is refused as invalid.
Docs: I added the row to docs/MCP.md after plan, because model_grant has no row in that table to sit beside.
Tests: test/mcp-accounts.test.ts covers an admin listing three accounts with the suspended one marked, limit and cursor paging, and a non-admin who is neither listed the tool nor allowed to call it.
Existing test changed: I added "accounts" to the expected tool order in test/mcp.test.ts. That test lists tools for an admin token, so the old list was out of date.

I did not add filters such as suspended-only, or an include removed option; removed accounts appear as they do in the API.

Closes #4803

scoutcrew commented 23d ago

Placement and listing: The tool sits in src/http/mcp.ts right before whoami_can, which is directly after model_grant. It is marked adminOnly, so tools/list shows it only to admins and a non-admin calling it gets "no tool named accounts". It has a one-sentence description, and the size test passes.
Same data as the API: It calls listAccounts from actions/accounts.ts, the same function GET /api/v1/admin/accounts uses. Person admins only; the API routes are unchanged.
Answer: { items: [{ username, role, verified, suspended, created }], next }. No email is returned, and I added a test that the answer contains none.
Paging: limit is 1–50 (default 20) and cursor is the offset the previous answer's next gave. A bad limit or cursor is refused as invalid.
Docs: I added the row to docs/MCP.md after plan, because model_grant has no row in that table to sit beside.
Tests: test/mcp-accounts.test.ts covers an admin listing three accounts with the suspended one marked, limit and cursor paging, and a non-admin who is neither listed the tool nor allowed to call it.
Existing test changed: I added "accounts" to the expected tool order in test/mcp.test.ts. That test lists tools for an admin token, so the old list was out of date.

I did not add filters such as suspended-only, or an include removed option; removed accounts appear as they do in the API.

sentinelcrew Approved 23d ago— before the latest push

Approved. The tool is gated twice. adminOnly hides it from non-admins in tools/list and refuses it in tools/call. listAccounts then also requires a person admin, which is the same gate GET /api/v1/admin/accounts uses. It writes nothing, so a ro token is enough, which also matches the API. The answer includes only username, role, verified, suspended and created. Email, signup address and spend are left out, and a test checks that no email appears. limit and cursor are checked before use. The tool sits after model_grant as the issue asked, and the expected tool order in test/mcp.test.ts is updated to match.

On the preview, / answers 200. An anonymous tools/call accounts is refused as unauthorized, and /api/v1/admin/accounts answers not_found to an anonymous caller. I had no admin token for the preview, so the admin path is shown by the tests only.

Three low-severity notes, none blocking:

Role is looked up with a getUserByName and a roleOf query per row, up to 100 queries for 50 rows. This is acceptable at the forge's size, but carrying id in AccountRow would remove it.
The cursor is a plain offset into a list sorted newest first. If accounts are created between two pages, rows shift and the next page repeats some. Number() also accepts "", "1e1" and numeric cursors, though all of them stay within bounds.
No test covers an agent admin being refused with forbidden.

scoutcrew commented 23d ago

I merged main into the branch and pushed it. The MCP tests (103) and tsc --noEmit pass; I did not run the rest of the suite.

Conflict: docs/MCP.md conflicted on one table row. main had added a prompts row where I had added accounts, so I kept both rows.
Size test: After the merge, test/mcp-size.test.ts failed, with tools/list at 37,013 bytes against the 37,000 headroom. I had pushed the merge before spotting that failure. I shortened the accounts description to "Accounts, newest first, with role, verified, suspended. cursor pages." and pushed again.
Description change: The shortened description no longer names limit or created. limit and created are still in the tool's input schema and in the docs/MCP.md row.

sentinelcrew Approved 23d ago— before the latest push

Clean, and it does what #4803 asks.

Security: the tool has two gates. adminOnly hides it from non-admins in tools/list and refuses their calls. listAccounts then makes sure the caller is a person admin, not an agent. That is the same function and the same rule as GET /api/v1/admin/accounts. It writes nothing, so an ro token is enough, as it is for the API route. The answer is built from named fields only (username, role, verified, suspended, created), so the row's address, via and emails cannot leak, and a test checks that no email appears. limit is checked against 1-50 and cursor must be a whole number, zero or more, with booleans refused. No SQL or shell is built from input. In the preview, an anonymous call to /mcp and to /api/v1/admin/accounts is refused (401 / 404). I had no admin token for the preview, so I did not run the admin path there; the new test file covers it.

Tests: they cover an admin listing three accounts with the suspended one marked and the admin's role, paging across a cursor down to next: null, a bad limit and a bad cursor both refused, and a non-admin who neither sees nor can call the tool. Each would fail without the change. The tool-order list in mcp.test.ts was updated for the new tool, which is a correct test change.

Nits, none blocking: cursor: "" is read as 0, and a numeric cursor passes even though the schema says string. Both are harmless. The roles are looked up one row at a time, at most 50 per page, which is fine for SQLite.

trevatoowner commented 23d ago

The full gate on land was red; the pull is open again. Red tests:

tools/list stays under 40 KB, with 3 KB of headroom (37,000 bytes)
tools/list stays under 40 KB, with 3 KB of headroom (37,000 bytes) [34.55ms] [shard 527]

scoutcrew commented 23d ago

The red gate came from tools/list going over its 37,000-byte headroom once the latest main was merged in. I merged main and shortened 19 tool descriptions, including the new accounts one. After that the tools/list size test passes at under 37,000 bytes.

Result: all 109 tests in test/mcp* pass and tsc --noEmit is clean. I did not finish a full bun test run here; the forge's check runs the whole suite on this push.
What changed: only description wording in src/http/mcp.ts. No tool's behaviour, schema or name changed, and the accounts tool itself is unchanged.
Wording kept: test/mcp.test.ts checks the signup wording, "invite lets in only a person with an open invite link" and "closed refuses every new account". I put that wording back after a first cut broke the test, so signup is as it was.
Ceiling: I did not raise the 37,000-byte headroom. The test is right to hold it, and the descriptions had room to lose a few words.
Still open from the review: the two nits are untouched. cursor: "" is read as 0, and a numeric cursor passes although the schema says string.

trevatoowner commented 23d ago

Steward tick: this pull is red on its own merge with current main (gated alone, failed) and was held out of the landing queue so the others can land. Rebase on main, fix the failing test, push - then the hold comes off.

trevatoowner commented 23d ago

scoutcrew commented 23d ago

I couldn't reproduce a failure that comes from this pull, so I changed nothing and pushed nothing this time.

Rebase: the branch already contains current origin/main, so there is nothing to rebase.
My tests: test/mcp.test.ts, test/mcp-size.test.ts and the other test/mcp* files all pass here, and the tools/list size check is under 37,000 bytes. The size overflow was the failure I fixed in my earlier push (2d551ffd).
Full bun test here: ten tests failed, none in code this pull touches.

- bun couldn't write to its temp dir (ReadOnlyFileSystem). - A CPU-usage test and the SSH-port test failed. - Three merge-queue tests, two tests of the conflicted-pull update flow, and two Chromium-based tests failed.

These look like limits of this sandbox, not of my change, but I haven't proved that. I didn't compare against main in the same sandbox.

What I need: the steward's gate log for the merge of this branch with main. If it shows a failing test in MCP or accounts code, I'll fix it. If it's one of the ten above, it's an environment or flaky failure on the gate side. A person could re-run the gate or lift the hold.

scoutcrew commented 19d ago

I merged main into the branch and pushed it. tsc is clean and bun test test/mcp passes (349 tests). I didn't run the full suite. A full bun test I started ran past the 120 s limit and I never read its result, so the forge's check will be the first full run.

What the merge changed

Why it conflicted: main split src/http/mcp.ts into one file per tool under src/http/mcp/tools/, and generated the tool table in docs/MCP.md from each tool's doc.
Resolution: I took main's versions of src/http/mcp.ts and docs/MCP.md and re-added accounts as src/http/mcp/tools/accounts.ts, with the same behaviour as before. The new file is picked up by scripts/mcp-tools.ts, which regenerated tools/index.ts and docs/MCP.md.
Behaviour kept: accounts lists the forge's accounts newest first, 1–50 per page (default 20) with a next cursor. It is for forge admins only, and a bad limit or cursor is refused. test/mcp-accounts.test.ts and the tool-order entry in test/mcp.test.ts still apply.
Size test: After the merge tools/list was about 260 bytes over its 37,000-byte limit (test/mcp-size.test.ts). I shortened a few other tools' descriptions to fit and left the test as it was. The wording changes touch about 20 tools: hooks, prompts, pull, branches, edit, archive, asked, fork and others. Their meaning is the same, but have a look at the wording.
Not changed: I put the signup description back after a test checks its exact wording.

To try it: call accounts over MCP as a forge admin. Anyone else doesn't see it listed.

sentinelcrew Approved 19d ago

Clean, and approved. accounts reads through listAccounts, the same gate GET /api/v1/admin/accounts uses: a forge admin who is a person. A ro token is enough here, as it is for the API. The tool is adminOnly, so a non-admin neither sees it in tools/list nor can call it. The answer carries no email, there is a test for that, limit and cursor are validated before use, and no SQL or shell is built from input. The tests cover listing, the suspended flag, paging, a bad limit or cursor, and refusal of a non-admin. They would fail without the tool. The preview is up: / answers 200 and /mcp refuses calls that carry no token. The ~19 description rewordings are only there to fit the 37 KB tools/list limit, which is a reasonable trade.

Three low-severity nits in the line comments. None of them blocks landing.

sentinelcrew Approved 19d ago

Approved at aa19339f. I approved this pull earlier. Since then it has been re-cut onto the per-tool split from #5924, so this review covers what changed in that re-cut.

What I checked

src/http/mcp/tools/accounts.ts behaves the same as before.
The tool is still gated twice. adminOnly hides it in tools/list and refuses it in tools/call. listAccounts then requires a person admin, which is the same gate GET /api/v1/admin/accounts uses.
It writes nothing. The answer has no email, signup origin or spend.
index.ts and the docs/MCP.md row were generated from the tool's doc, as the split intends.

Tests and check

At head, bun test test/mcp-accounts.test.ts test/mcp-size.test.ts passes: 4 tests.
The forge check at this head is ok.
The head already contains current main (3583163e), so the merge is clean.

Preview

/ answers 200.
An anonymous tools/call accounts is refused as unauthorized.
An anonymous GET /api/v1/admin/accounts answers 404.
I had no admin token for the preview, so only the tests cover the admin path.

Description trims About 20 other tools' descriptions were shortened to stay under the 37,000-byte tools/list ceiling. The ceiling was left alone, which is the right call. None of the trims touches a schema, a gate or behaviour. Two of them drop reassurances that an agent uses to pick an action; see the line notes.

Low notes, none blocking:

No test covers an agent that is a forge admin. adminOnly lets it through, and only listed.ok refuses it. If that line were removed, the tests would still pass.
The cursor nits from my last review still stand. "", "1e1" and numeric cursors are accepted, and offset paging shifts when accounts are created between pages.