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fix(termux): honor temp dirs for local temp artifacts

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adybag14-cyber 2026-04-09 08:22:55 +02:00 • committed by Teknium
parent e79cc88985
commit 122925a6f2
5 changed files with 151 additions and 7 deletions
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31
tools/tool_result_storage.py
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@ -9,9 +9,11 @@ Defense against context-window overflow operates at three levels:
2. **Per-result persistence** (maybe_persist_tool_result): After a tool
returns, if its output exceeds the tool's registered threshold
(registry.get_max_result_size), the full output is written INTO THE
SANDBOX at /tmp/hermes-results/{tool_use_id}.txt via env.execute().
The in-context content is replaced with a preview + file path reference.
The model can read_file to access the full output on any backend.
SANDBOX temp dir (for example /tmp/hermes-results/{tool_use_id}.txt on
standard Linux, or $TMPDIR/hermes-results/{tool_use_id}.txt on Termux)
via env.execute(). The in-context content is replaced with a preview +
file path reference. The model can read_file to access the full output
on any backend.
3. **Per-turn aggregate budget** (enforce_turn_budget): After all tool
results in a single assistant turn are collected, if the total exceeds
@ -21,6 +23,7 @@ Defense against context-window overflow operates at three levels:
"""
import logging
import os
import uuid
from tools.budget_config import (
@ -37,6 +40,22 @@ HEREDOC_MARKER = "HERMES_PERSIST_EOF"
_BUDGET_TOOL_NAME = "__budget_enforcement__"
def _resolve_storage_dir(env) -> str:
"""Return the best temp-backed storage dir for this environment."""
if env is not None:
get_temp_dir = getattr(env, "get_temp_dir", None)
if callable(get_temp_dir):
try:
temp_dir = get_temp_dir()
except Exception as exc:
logger.debug("Could not resolve env temp dir: %s", exc)
else:
if temp_dir:
temp_dir = temp_dir.rstrip("/") or "/"
return f"{temp_dir}/hermes-results"
return STORAGE_DIR
def generate_preview(content: str, max_chars: int = DEFAULT_PREVIEW_SIZE_CHARS) -> tuple[str, bool]:
"""Truncate at last newline within max_chars. Returns (preview, has_more)."""
if len(content) <= max_chars:
@ -58,8 +77,9 @@ def _heredoc_marker(content: str) -> str:
def _write_to_sandbox(content: str, remote_path: str, env) -> bool:
"""Write content into the sandbox via env.execute(). Returns True on success."""
marker = _heredoc_marker(content)
storage_dir = os.path.dirname(remote_path)
cmd = (
f"mkdir -p {STORAGE_DIR} && cat > {remote_path} << '{marker}'\n"
f"mkdir -p {storage_dir} && cat > {remote_path} << '{marker}'\n"
f"{content}\n"
f"{marker}"
)
@ -125,7 +145,8 @@ def maybe_persist_tool_result(
if len(content) <= effective_threshold:
return content
remote_path = f"{STORAGE_DIR}/{tool_use_id}.txt"
storage_dir = _resolve_storage_dir(env)
remote_path = f"{storage_dir}/{tool_use_id}.txt"
preview, has_more = generate_preview(content, max_chars=config.preview_size)
if env is not None: