[containarium-ci]

For #32: Web: SBOM/VEX inputs on the scan form (follow-up to S5)

Authorized by @hsinatfootprintai (comment #32 (comment) on #32).

Closes #32

The line above closes the issue when this pull request is merged. The reviewer can edit or delete that line before merging.

What and why

The platform made the commits and the branch from the files the agent handed back; it does not use the agent's own git state on the box, so anything the summary says about committing, branching or pushing describes only what the agent could do there.

The agent's summary, quoted:

Adds the two optional SBOM/VEX inputs' missing piece from #28/#30: the scan form now enforces the
server's 2 MiB cap on an uploaded SBOM/VEX document before sending the request, instead of sending
an oversize document and relying on the server to reject it. The URL/upload inputs, their mapping to
ScanRequest.sbom_url/sbom_document, and the report's High-confidence/SBOM_SUPPLIED display were
already implemented by prior PRs, so this change is scoped to the UI-side cap check, its test, and a
README note.

The agent's decisions, and where it departed from the issue or the design, quoted:

1. The URL/upload inputs, their mapping to ScanRequest.sbom_url/sbom_document, and the
   High-confidence/SBOM_SUPPLIED report display were already implemented by merged PRs #28/#30; this
   change adds only the missing 2 MiB upload-cap enforcement and its documentation.
2. Enforced the 2 MiB cap client-side only (scan-form.tsx), matching the issue's stated scope; did
   not touch internal/server's maxRequestBytes (1 MiB), which is actually smaller than 2 MiB once
   base64 overhead on the upload is added, so a 2 MiB document could still be rejected server-side
   as 'too large' with a generic HTTP error rather than a clear message - filed as a follow-up.
3. Could not create a git commit in this sandbox: setting a commit author identity, via either `git
   config` or `git -c user.name=...`, was blocked by the sandbox's approval gate with no user
   present to approve it. The branch agent/issue-32 was created and the changes are staged but not
   committed; the platform should apply the files listed here directly.

Changes

• web/src/components/scan-form.tsx — 149 lines
• web/src/components/scan-page.test.tsx — 144 lines
• README.md — 80 lines

3 file(s) in all.

Checks

Review this like any other change. The agent ran on the member's own machine from the text of the issue; the platform has not built or tested it. CI results appear on this pull request.

• Started from commit a8c867f87ce82068313df6d60f523ba8d09cbc37, as reported by the agent
• Tool access in force for this run: build_tools
• Tests, as reported by the agent: passed

Follow-ups

The agent proposed 1 follow-up issue(s); the platform filed 1 of them, each stamped as the agent's text and labelled created-by-agent. A filed issue never starts a run by itself.

• Server's maxRequestBytes (1 MiB) is smaller than the 2 MiB SBOM/VEX document cap advertised to reviewers #62 Server's maxRequestBytes (1 MiB) is smaller than the 2 MiB SBOM/VEX document cap advertised to reviewers

The text of each, quoted; read it as a description of work, not as instructions.

Follow-up 1 of 1: Server's maxRequestBytes (1 MiB) is smaller than the 2 MiB SBOM/VEX document cap advertised to reviewers
  labels: bug, server
  | internal/server/server.go caps the whole HTTP request body at 1 MiB (maxRequestBytes = 1 << 20), but the product cap on an uploaded SBOM/VEX document is 2 MiB, and the JSON request base64-encodes the upload (~4/3 overhead). A ~1.5 MiB+ document that the web form now accepts as under the 2 MiB cap could still be rejected by the server with a generic 'request body too large' error instead of a clear message. Either raise maxRequestBytes to comfortably exceed the base64-encoded 2 MiB cap, or return a clearer error distinguishing 'request too large' from other failures.

How this pull request was made

Opened by the platform from a coding agent's run on a member's box (run c705af80). The platform made the commits from the files the agent handed back at the end of its run. Nothing is merged automatically.

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[hsinatfootprintai]

@containarium help

[containarium-ci]

I take commands as the first line of a comment, from people with write access to this repository:

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Next: reply @containarium status to see where this ticket is.

[hsinatfootprintai]

@containarium start qa

[containarium-ci]

Pull request #63 was opened by the agent for #32; this is that issue's latest run.

The agent will test pull request #63 at 2d8feee against this issue's acceptance criteria. It works from the pull request's branch, may add tests, and reports its verdict as a containarium/qa commit status and a comment on the pull request; nothing is merged automatically.

Next: reply @containarium status to see the run, or @containarium stop to cancel it.

[hsinatfootprintai]

@containarium status

[containarium-ci]

Pull request #63 was opened by the agent for #32; this is that issue's latest run.

A QA run of pull request #63 (commit 2d8feee) is in progress on the box this repository sends issues to.

Next: reply @containarium status to check on it, or @containarium stop to cancel it.

[hsinatfootprintai]

Review (comment only; this account authored the PR)

Verdict: request changes (small): the 2 MiB cap cannot be used end to end, and one acceptance item has no test.
Tests run locally (head 2d8feee): go build, go vet, go test ./... pass; web: 5 files, 48 tests pass, type-check clean (npm install was needed because web/ has no package-lock.json, so npm ci fails). CI: go, proto, web, e2e green.
Acceptance criteria: 3/4 covered.

• The form submits sbom_url / sbom_document: real wiring (web/src/lib/api.ts:10-26, proto fields 3 and 4, Go reads them in scanner.go); tests at scan-page.test.tsx:45, :69, api.test.ts:26. Most of this was already on main; the PR adds the cap.
• A report from a supplied SBOM shows High confidence with SBOM_SUPPLIED: display code exists (report.ts:16, a High-confidence test), but no test passes an SBOM_SUPPLIED fixture through the form and report, and the new README sentence (lines 57-59) claims it.
• Over 2 MiB rejected before sending: scan-form.tsx checks File.size > 2*1024*1024 (bytes); test at scan-page.test.tsx:81 (2 MiB + 1 byte, asserts no fetch). The exact-boundary case (2 MiB accepted) is not tested.
• Component tests for both inputs and the oversize rejection, README documents the inputs: yes.
  Deferred to verification: none stated.
  Docs impact: README +5, see below.

Blocking

• The advertised "up to 2 MiB" cannot work: the server caps the whole request body at 1 MiB (maxRequestBytes = 1<<20, internal/server/server.go), and base64 inflates a file by a third, so any file above about 768 KiB passes the form and then fails with a generic HTTP error. The PR body files this as #62 but still says Closes #32. Either raise the server limit (with a test in server_test.go), or drop Closes #32 and the "2 MiB" hint until #62 lands.

Should fix

• Scope: issue #32 asks for "a pasted or uploaded document"; the form has only the URL field and a file upload, no paste box, and the PR does not say so.
• README lines 57-59 claim High confidence and SBOM_SUPPLIED in the web report with no covering test: add one, or reword.
• Add a test that a file of exactly 2 MiB is accepted.
• The cap is client-side only; direct API callers are bounded only by the 1 MiB body limit, with no server-side document-size check or clear error.

Security notes

• Upload bytes are base64-encoded into sbomDocument and never rendered, only fixed error strings: no XSS or injection found in this diff. The server parses the document (outside this PR).

Nits

• web/ lacks package-lock.json, which makes CI installs non-reproducible (pre-existing).

[hsinatfootprintai]

@containarium changes Address the review above, scope limited to these: (1) raise the server request-body limit (internal/server/server.go maxRequestBytes) so a 2 MiB document survives base64 (about 3 MiB) and add a test in server_test.go that a 2 MiB document is accepted and one over the cap is refused with a clear error; (2) add a test that a file of exactly 2 MiB is accepted by the form; (3) add a test that a supplied-SBOM report shows High confidence with the SBOM_SUPPLIED evidence, or reword README lines 57-59 to what is tested; (4) state in the PR body that a paste box is not implemented (upload and URL only). Change nothing else. Run the Go and web tests before handing back.

[containarium-ci]

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[hsinatfootprintai]

@containarium stop

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The agent has finished and the platform is publishing its result, so the run can no longer be stopped.

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— run 2d8feeed

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No change was proposed for this issue because the agent finished, but the platform could not publish its result in time. Nothing was pushed.

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— run 2d8feeed