Orchestrata Ultimate › Sessions › Session 267

Session 267

Field Value
Session 267
Date 2026-08-21 21:19
Model Claude Opus 5
Length 9h 30m
Tag —
Source context.json

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Prose pending.

Purpose

P1 atomic generated-artifact writes: close the truncate-under-mmap SIGBUS class, plus the matcher/guard/JSON-channel defects found while shipping

Objectives

Work log

Artifacts

File Lines Summary
src/orchestrata_ultimate/core/atomic_json.py 97 Added dump_text_atomic; extracted the shared temp->fsync->os.replace core (_write_atomic) so the delicate half exists once instead of a fifth private copy
src/orchestrata_tools/test_analyzer/matcher.py 40 _add now PROPOSES; claiming resolves by confidence after the loop. class_exact 213->995 with TOTAL and coverage invariant
claude/hooks/test_run_context.py 45 _ampersand_is_redirection keeps 2>&1 / >&2 / &>file attached; sed+awk+cut+diff etc added to _OBSERVATION_CMDS
scripts/affected_tests.py 30 _run_regen routes the regeneration child's stdout to stderr, keeping the --json contract clean; also de-duplicates the two identical call sites
scripts/check_generated_artifacts.py 150 check_atomic_writes merged into the RUL-030 gate, reusing its artifact->generator registry; destinations resolved via argparse dest=/defaults, module constants, Path() and / folding
tests/core/test_atomic_json.py 115 Red/green SIGBUS pair: truncating write kills a live mmap reader with -SIGBUS and reuses the inode; dump_text_atomic returns 0 and publishes a new one
tests/scripts/test_check_generated_artifacts.py 90 TestAtomicWrites: literal + argparse-bound violations flagged, atomic publisher passes, unrelated args.output NOT flagged (the 36-false-positive case), live registry as regression floor
claude/skills/shell-guards/SKILL.md 150 NEW user-level skill: every Bash guard pattern class, which have a scratch escape, the contention override, the observation allowlist, and the raw-command-text matching rule that explains most surprises
claude/skills/session/SKILL.md 55 Added global flags, the unvalidated --priority finding with measured vocabulary counts, begin's silent auto-close, and the failed-call/echo-OK failure modes
.claude/skills/ast-toolkit/SKILL.md 40 Documented the ROOT-RELATIVE qname convention with failing and working forms, plus the two cases where Read is genuinely correct
claude/hooks/intercept_bash.py 25 Block message is now class-aware: names the scratch escape only for the classes that can honour it, says outright when a class has none, and flags that a matched literal may be only argument text
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/tmp/opencode/probe_uv2.py None
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/home/mohamed/workspace/orchestrata-ultimate-architecture/tests/claude/test_conversation_recall_coverage.py None
/tmp/opencode/probe_init_load.py None
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/tmp/opencode/swarm2/fix_4_bugs.md None
/tmp/opencode/swarm2/fix_final_2.md None

Decisions

Achievements

Handoff