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Fix stdin/heredoc corrupting file write commands

NousResearch/hermes-agent · cluster 122011

Data as of

Nothing open on GitHub. Fix merged in #122012. Check it covers your case.

The short answer

0open issues
0open PRs
5items grouped
Known?
Yes. 5 related items grouped here, 1 issue already closed.
Fix event
A fix was merged to main in PR #122012. Check it covers your case. No release data is tracked.
Tracker
The maintainers' tracker marks this resolved, deciding PR #122012. That is separate from the fix event.
Still open
Nothing open on GitHub.

A bug where SDK stdin was incorrectly embedded in command arguments caused write_file and patch operations to empty target files on certain platforms (Modal, Daytona, Vercel). Fixes involve streaming stdin separately rather than including it in command argv.

Open issues0

No open issues.

Open PRs0

No open pull requests.

Fixes on record

Merged to main. A stamp counts the issues a fix is linked to.

  • #122012 fix(environments): write_file/patch no longer empty the target on Modal/Daytona/Vercel — heredoc stdin byte-exact

    merged to main

    files: contributors/emails/[redacted:email], tests/tools/test_base_environment.py, tests/tools/test_file_ops_single_roundtrip.py, tests/tools/test_tool_result_storage.py, tools/environments/base.py, tools/tool_result_storage.py

  • #124206 fix(environments): stream SDK stdin instead of embedding it in command argv

    merged to main

    files: tests/tools/test_modal_bulk_upload.py, tests/tools/test_vercel_sandbox_environment.py, tools/environments/base.py, tools/environments/daytona.py, tools/environments/modal.py, tools/environments/vercel_sandbox.py, tools/terminal_tool_sudo.py

2 PRs closed without merging

From the close comments: done elsewhere 1 · superseded by another PR 1

  • #122214 fix(environments): keep SDK stdin out of command argv · superseded by another PR → #122218
  • #122218 fix(environments): keep SDK stdin out of command argv · done elsewhere → 95fc717, #124206
Closed issues · 1
  • Closed#122011[Bug]: write_file and patch empty the target file on Modal/Daytona/Vercel (heredoc stdin lands on the last command)
How this cluster was grouped
  • Link evidence (structural links throughout): every member is connected by structural evidence: shared changed files, or a closing/superseded reference.
  • Pairwise link density 0.40: the share of item pairs that carry a link, counting a structural link in full and a relevance-only link at 0.36. 1.00 means every pair is linked.

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At a glance

Merged PRs
#122012, #124206
Closed issues
1
Attempts
2 PRs closed without merging
Fix link checked
26 Sep 2026

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