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feat: add upgrade-prod.sh for release-to-prod deployments#284

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feat/add-upgrade-prod-script
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feat: add upgrade-prod.sh for release-to-prod deployments#284
sheepdestroyer wants to merge 5 commits into
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feat/add-upgrade-prod-script

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Summary

Adds scripts/upgrade-prod.sh — syncs runtime files from a GitHub release tag into ~/prod/LLM-Routing and redeploys.

What it does

  • Clones a release tag, rsyncs pod.yaml, start-stack.sh, litellm/, router/, scripts/ into prod
  • Self-copy guard: re-execs from /tmp so rsync can safely update the script itself
  • Pod stays running during file sync — only rendered configs in DATA_ROOT are used at runtime; start-stack.sh --pull handles graceful shutdown with pre-deploy backup
  • Per-directory rsync with --delete (clean stale files within each dir; .env and data/ never touched)
  • Pre-flight env var validation against .env before touching anything
  • Non-interactive auto-proceed when stdin is not a TTY
  • .env and data/ are NEVER touched

Location

Under scripts/ per repo convention — root is for primary orchestration (start-stack.sh), scripts/ for supporting tools. README already documents it at this path.

Why

Prod deployments previously required manual file syncing. This standardizes the workflow and prevents the single-rsync corruption seen during the v0.1.5 deployment.

Review fixes applied (from PR #283 Gemini Code Assist)

  • Critical fix: Replaced ${!var:-} (syntax error under set -u) with [[ -v "$var" ]] || [[ -z "${!var}" ]] — correctly checks both unset and empty vars without crashing
  • Medium fix: Fixed leaked loop variable in error example — uses ${missing_vars[0]} instead of $var (which always held the last iterated value, not the actual missing one)

Verification

  • 193/193 pytest pass
  • Full dev deploy (start-dev.sh --full-rebuild): all 24 canonical endpoints pass (verify_canonical_endpoints.py --dev)
  • Bash syntax check (bash -n) clean
  • Env var validation logic tested in isolation against unset, empty, and set vars

Notes

boy added 4 commits July 12, 2026 23:37
- Clones a release tag to a temp dir, rsyncs pod.yaml, start-stack.sh,
  litellm/, router/, scripts/ into ~/prod/LLM-Routing
- Self-copy guard: re-execs from /tmp so the script can safely update itself
- Per-directory rsync (no data/ contamination from --delete)
- Pre-flight env var validation: checks OPENROUTER_API_KEY, OLLAMA_API_KEY,
  LLAMA_CLASSIFIER_URL, PUBLIC_BASE_URL before stopping the pod
- Non-interactive auto-proceed when stdin is not a TTY
- .env and data/ are never touched
- Remove manual pod stop before rsync (let start-stack.sh --pull handle
  graceful shutdown, which includes pre-deploy database backup)
- Guard cleanup rm commands with -n checks to prevent noisy errors on
  early exit when TEMP_DIR/UPGRADE_PROD_SELF_PATH are unset
- Use git clone -q instead of piping to tail -1 (preserves full error
  output from stderr on clone failure)
- Delete duplicate scripts/upgrade-prod.sh (root-level is canonical)
Root is for primary orchestration (start-stack.sh); supporting tools
live under scripts/ (backup.sh, upgrade-prod.sh, etc.). README already
documents it at this path.
- Replace ${!var:-} (syntax error under set -u) with [[ -v var ]] + ${!var}
- Fix leaked loop variable in error example: use ${missing_vars[0]} instead of $var

Both flagged by Gemini Code Assist on PR #283.

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Sorry @sheepdestroyer, you have reached your weekly rate limit of 500000 diff characters.

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coderabbitai Bot commented Jul 12, 2026

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📥 Commits

Reviewing files that changed from the base of the PR and between 3b203a4 and 3e24a3e.

📒 Files selected for processing (1)
  • scripts/upgrade-prod.sh
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  • Create PR with unit tests
  • Commit unit tests in branch feat/add-upgrade-prod-script

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Code Review

This pull request updates the production upgrade script scripts/upgrade-prod.sh by improving the cleanup logic, silencing the git clone command, and introducing pre-flight validation for required environment variables sourced from .env. It also removes the manual pod shutdown step, delegating graceful shutdown to start-stack.sh --pull. Feedback suggests temporarily disabling set -u when sourcing .env to prevent potential crashes from unbound variables.

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The consumer version of Gemini Code Assist on GitHub is being sunset. Starting June 18, 2026, new organization installations will be blocked, and all code review activity will officially cease on July 17, 2026.
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Comment thread scripts/upgrade-prod.sh
echo "🛑 Stopping $POD_NAME (SIGTERM, 30s)..."
podman pod stop -t 30 "$POD_NAME" 2>/dev/null || true
# Source .env to validate required vars are present
set -a; source "$PROD_DIR/.env"; set +a

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high

Since set -u is active in this script (set -euo pipefail on line 15), sourcing a .env file that contains any unbound variables (e.g., FOO=$BAR where BAR is unset, or conditional expansions without defaults) will cause the script to crash immediately. Since .env files are user-configured and may not be strictly compliant with set -u, it is safer to temporarily disable set -u while sourcing .env and re-enable it afterward.

Suggested change
set -a; source "$PROD_DIR/.env"; set +a
set +u
set -a; source "$PROD_DIR/.env"; set +a
set -u

…vars

Gemini Code Assist flagged that sourcing .env with set -u active
(set -euo pipefail) crashes when .env contains unbound variable refs
like FOO=$BAR. Temporarily disable nounset, source, then re-enable.

Verified: old behavior crashes on unbound vars, new behavior
sources successfully and validates required vars.
@sheepdestroyer

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Closing in favor of a fresh PR with Gemini Code Assist review fix applied (see #285).

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