Files
lmxopcua/docker-dev/docker-compose.script-runner.yml
T
Joseph Doherty 1ead8f458a
v2-ci / unit-tests (push) Waiting to run
feat(scripting): self-contained script worker publish, docker-dev drill, §8 perf harness (lmxopcua#780 P1)
- A self-contained Host publish (-r win-x64 --self-contained, the Windows installs) now publishes the
  ScriptWorker self-contained for the same RID into script-worker/. The launcher starts its apphost
  directly when runtimeconfig.json lists includedFrameworks. A framework-dependent worker (docker-dev)
  keeps running through the dotnet muxer.
- docker-dev/docker-compose.script-runner.yml: OutOfProcess for the central pair's VT + Calc seams.
  Live drill recorded in design §12.1 (runaway kill + quarantine, kill -9 recovery, open circuit
  with /health/ready still 200, metrics).
- ScriptRunnerPerfTests (Category=Perf, opt-in via OTOPCUA_SCRIPT_PERF=1): InProcess vs OutOfProcess
  at K=1/2/4. The accepted 5k evals/s/node gate passes on macOS and windev. The host-CPU, RSS and
  Windows latency budget misses are tracked as #789.
- Fix: the single-flight slot is released before the awaiting caller resumes. Before, a caller that
  started its next run right after the previous one returned could be refused with "previous
  evaluation still running", which the seams publish as Bad.
- Fix: the worker compiles on dedicated threads, not the thread pool. A burst of cold loads starved
  the heartbeat, and the host killed the shard (found on windev). Load-timeout queueing is #790.

Claude-Session: https://claude.ai/code/session_01GT67AEHd2Acv1YPwGfXEoV
2026-11-10 02:53:53 -05:00

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YAML

# docker-dev/docker-compose.script-runner.yml — optional overlay: run the central pair's VirtualTag + Calculation
# scripts OUT OF PROCESS (lmxopcua#780, Scripting:Runner=OutOfProcess). The scripted-alarm seam stays in process.
#
# Up (recreates only the two central nodes with the extra env; the image must be built from a branch that has the
# runner, i.e. `docker compose -f docker-dev/docker-compose.yml build central-1` first):
# docker compose -f docker-dev/docker-compose.yml -f docker-dev/docker-compose.script-runner.yml up -d --no-deps central-1 central-2
# Back to InProcess (the default and the rollback): re-run `up -d --no-deps central-1 central-2` with the base file alone.
#
# Watch it: `docker exec <node> ps -eo pid,args | grep ScriptWorker` lists the shard workers (they start on the first
# compiled evaluation, not at boot); `/metrics` on :9000 carries otopcua_script_* (runner state, worker up/inflight,
# eval duration, compile cache); `/health/ready` carries the `script-runner` entry (Degraded at worst, never 503).
# PeCacheDir is container-local (/tmp), so a container recreate starts with a cold cache.
x-script-runner-env: &script-runner-env
Scripting__Runner: "OutOfProcess"
Scripting__Runner__Seams__0: "VirtualTag"
Scripting__Runner__Seams__1: "Calculation"
Scripting__Worker__PeCacheDir: "/tmp/otopcua-pe-cache"
services:
central-1:
environment:
<<: *script-runner-env
central-2:
environment:
<<: *script-runner-env