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clone and covered_by both name a stand-in row: another row carries this one's coverage, so the sweep may drop it. Both were decided over every row and then applied to a filtered set, so a run that selected a subset deferred to a stand-in the filter had already removed - the row was cut in favour of a deploy that never happens. --whitelist svc-db-mariadb yielded no row at all, and the swarm-zombie job passed green while drilling nothing. The sort's last-resort tie-breaker was drawn per process, so discovery and the plan renderer could name different assignments for the same run. INFINITO_DISCOVERY_SEED derives it from the row's own identity instead; the workflow feeds github.run_id, so the rotation still happens, once per run rather than once per process. Measured against the previous order: on the mode-only filter both cut sets are identical (swarm 220 rows, 44 cut; compose 243 rows, 54 cut), so the full sweep is unaffected. Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
utils/env 📐
This directory hosts the Python implementation behind make dotenv.
For the general rules that govern READMEs in code directories see documentation.md.
For the per-variable defaults that this code consumes see default.env.
Purpose 🎯
The package converts the committed default.env plus a small runtime context into the gitignored .env at the repo root.
Every module here belongs to one of four roles: parse, resolve, orchestrate, write.
Structure 🗂️
| File | Role |
|---|---|
parser.py |
Read default.env into (values, comments) tuples. |
runtime.py |
Resolve host-context lookups (disk, RAM, hostname, GHA/Act flags, /proc/version, helper-script invocation). |
builder.py |
Thin orchestrator that defines EnvBuilder, BuildContext, and build_env(). Walks the handler registry. |
writer.py |
Serialise an EnvBuilder into a docker-compose-compatible .env on disk. |
handlers/ |
One module per dynamically-computed variable. See handlers README. |
The CLI entry point lives at __main__.py under cli/meta/env/.
Shell consumers source load.sh under scripts/meta/env/.
File Naming 🏷️
- Module names MUST stay lowercase snake_case.
- Pure passthrough or simple parser/writer helpers MUST live directly under
utils/env/. - Per-variable computation MUST live under
handlers/(see handlers README for the naming convention used there). - Test files live in tests/unit/utils/env/ and mirror the module name with a
test_prefix.
Import Rules 🔗
parser.py,runtime.py, andwriter.pyMUST NOT import frombuilder.pyorhandlers/.builder.pyMUST NOT import individual handler modules; it MUST go through theORDERED_HANDLERSlist exposed byhandlers/__init__.py.- Handler modules MUST NOT import each other (see handlers README).