From 1f9babda467303df7d555417c13e97e5b975027f Mon Sep 17 00:00:00 2001 From: "russell@unturf.com" Date: Mon, 30 Mar 2026 16:50:02 -0400 Subject: [PATCH] =?UTF-8?q?happymon:=20CWE-407=20scan=20CLEAN=20=E2=80=94?= =?UTF-8?q?=20no=20algorithmic=20complexity=20defects?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Fox's own Python monitoring tool. All registries use dicts, dedup uses sets, list membership checks are config-bounded (1-3 items). --- defects/happymon/CLEAN.md | 41 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 41 insertions(+) create mode 100644 defects/happymon/CLEAN.md diff --git a/defects/happymon/CLEAN.md b/defects/happymon/CLEAN.md new file mode 100644 index 000000000..2ef663518 --- /dev/null +++ b/defects/happymon/CLEAN.md @@ -0,0 +1,41 @@ +# happymon — CWE-407 Scan Result: CLEAN + +**Scanned:** 2026-03-30 +**Scanner:** agent blackops (claude-opus-4-6) +**Source:** ~/git/happymon (fox's own Python monitoring tool) + +## Scope + +All source files in `happymon/` package: +- `__main__.py` — CLI entry, config loading, plugin dispatch +- `context.py` — CheckContext, NotifierContext, event loop scheduling +- `handlers.py` — http_code, json_conditions, llm_response, dns/smtp/tls/tts pass-throughs +- `collectors.py` — http, json_check, llm_chat, dns_check, smtp_check, tts_speech, tls_cert +- `notifiers.py` — stdout, smtp email notifications +- `config.py` — YAML config loading +- `persistence.py` — StateManager JSON state persistence +- `incident.py` — Incident class, ErrorType constants +- `status.py` — HTML status page generation, dependency tree printing +- `hm.py` — entry point shim + +Also reviewed: `hm.yaml` (production config with ~50 checks) + +## Findings + +No CWE-407 defects found. The codebase is well-structured: + +1. **Plugin registries** use dicts (`_registry`, `notifier_registry`, `entry_points`) — O(1) lookup +2. **Incident dedup** in `notifiers.stdout` uses `set()` — O(1) membership +3. **Incident aggregation** in `notifiers.smtp` uses dict — O(1) lookup +4. **Check state** in `persistence.py` uses dict — O(1) lookup per check name +5. **`get_all_checks`** builds a `set` then sorts — O(N log N), no quadratic +6. **`hit_threshold`** iterates incidents × error types, but incident lists are + bounded by threshold (typically 1-3 items) — constant-bounded, not algorithmic +7. **`http_code` handler** does `status in desired_codes` where desired_codes is + config-defined list of 1-2 items — constant-bounded +8. **Dependency tree** walks single-parent chains (each check has at most one + `depends_on`) — linear depth, no quadratic +9. **Config parsing** is dict-based throughout — no list membership scanning + +All list membership operations are on config-bounded tiny lists (1-3 items), +not on data that scales with input size. No fix needed.