diff --git a/.planning/STATE.md b/.planning/STATE.md index dc75d3d..84ff966 100644 --- a/.planning/STATE.md +++ b/.planning/STATE.md @@ -5,16 +5,16 @@ See: .planning/PROJECT.md (updated 2026-02-01) **Core value:** Capture and find anything from any device — especially laptop. If cross-device capture with images doesn't work, nothing else matters. -**Current focus:** v2.0 Production Operations — Phase 8 (Observability Stack) +**Current focus:** v2.0 Production Operations — Phase 8 (Observability Stack) COMPLETE ## Current Position -Phase: 8 of 9 (Observability Stack) - IN PROGRESS -Plan: 2 of 3 in current phase - COMPLETE -Status: In progress -Last activity: 2026-02-03 — Completed 08-02-PLAN.md (Promtail to Alloy Migration) +Phase: 8 of 9 (Observability Stack) - COMPLETE +Plan: 3 of 3 in current phase - COMPLETE +Status: Phase complete +Last activity: 2026-02-03 — Completed 08-03-PLAN.md (Observability Verification) -Progress: [██████████████████████░░░░░░░░] 88% (22/25 plans complete) +Progress: [████████████████████████░░░░░░] 92% (23/25 plans complete) ## Performance Metrics @@ -26,8 +26,8 @@ Progress: [██████████████████████░ - Requirements satisfied: 31/31 **v2.0 Progress:** -- Plans completed: 4/7 -- Total execution time: 38 min +- Plans completed: 5/7 +- Total execution time: 44 min **By Phase (v1.0):** @@ -45,7 +45,7 @@ Progress: [██████████████████████░ | Phase | Plans | Total | Avg/Plan | |-------|-------|-------|----------| | 07-gitops-foundation | 2/2 | 26 min | 13 min | -| 08-observability-stack | 2/3 | 12 min | 6 min | +| 08-observability-stack | 3/3 | 18 min | 6 min | ## Accumulated Context @@ -77,6 +77,10 @@ For v2.0, key decisions from research: - Match Promtail labels for Loki query compatibility - Control-plane node tolerations required for full DaemonSet coverage +**From Phase 8-03:** +- Loki datasource isDefault must be false when Prometheus is default datasource +- ServiceMonitor needs `release: kube-prometheus-stack` label for discovery + ### Pending Todos - Deploy Gitea Actions runner for automatic CI builds @@ -88,10 +92,10 @@ For v2.0, key decisions from research: ## Session Continuity -Last session: 2026-02-03 21:12 UTC -Stopped at: Completed 08-02-PLAN.md +Last session: 2026-02-03 21:44 UTC +Stopped at: Completed 08-03-PLAN.md (Phase 8 complete) Resume file: None --- *State initialized: 2026-01-29* -*Last updated: 2026-02-03 — Completed 08-02-PLAN.md (Promtail to Alloy Migration)* +*Last updated: 2026-02-03 — Completed 08-03-PLAN.md (Observability Verification)* diff --git a/.planning/phases/08-observability-stack/08-03-SUMMARY.md b/.planning/phases/08-observability-stack/08-03-SUMMARY.md new file mode 100644 index 0000000..e4c655d --- /dev/null +++ b/.planning/phases/08-observability-stack/08-03-SUMMARY.md @@ -0,0 +1,126 @@ +--- +phase: 08-observability-stack +plan: 03 +subsystem: infra +tags: [prometheus, grafana, loki, alertmanager, servicemonitor, observability, kubernetes] + +# Dependency graph +requires: + - phase: 08-01 + provides: TaskPlanner /metrics endpoint and ServiceMonitor + - phase: 08-02 + provides: Grafana Alloy for log collection +provides: + - End-to-end verified observability stack + - Prometheus scraping TaskPlanner metrics + - Loki log queries verified in Grafana + - Alerting rules confirmed (KubePodCrashLooping) +affects: [operations, future-monitoring, troubleshooting] + +# Tech tracking +tech-stack: + added: [] + patterns: [datasource-conflict-resolution] + +key-files: + created: [] + modified: + - loki-stack ConfigMap (isDefault fix) + +key-decisions: + - "Loki datasource isDefault must be false when Prometheus is default datasource" + +patterns-established: + - "Datasource conflict: Only one Grafana datasource can have isDefault: true" + +# Metrics +duration: 6min +completed: 2026-02-03 +--- + +# Phase 8 Plan 03: Observability Verification Summary + +**End-to-end observability verified: Prometheus scraping TaskPlanner metrics, Loki log queries working, dashboards operational** + +## Performance + +- **Duration:** 6 min +- **Started:** 2026-02-03T21:38:00Z (approximate) +- **Completed:** 2026-02-03T21:44:08Z +- **Tasks:** 3 (2 auto, 1 checkpoint) +- **Files modified:** 1 (loki-stack ConfigMap patch) + +## Accomplishments + +- ServiceMonitor deployed and Prometheus scraping TaskPlanner /metrics endpoint +- KubePodCrashLooping alert rule confirmed present in kube-prometheus-stack +- Alertmanager running and responsive +- Human verified: Grafana TLS working, dashboards showing metrics, Loki log queries returning TaskPlanner logs + +## Task Commits + +Each task was committed atomically: + +1. **Task 1: Deploy TaskPlanner with ServiceMonitor and verify Prometheus scraping** - `91f91a3` (fix: add release label for Prometheus discovery) +2. **Task 2: Verify critical alert rules exist** - no code changes (verification only) +3. **Task 3: Human verification checkpoint** - user verified + +**Plan metadata:** pending + +## Files Created/Modified + +- `loki-stack ConfigMap` (in-cluster) - Patched isDefault from true to false to resolve datasource conflict + +## Decisions Made + +- Added `release: kube-prometheus-stack` label to ServiceMonitor to match Prometheus Operator's serviceMonitorSelector +- Patched Loki datasource isDefault to false to allow Prometheus as default (Grafana only supports one default) + +## Deviations from Plan + +### Auto-fixed Issues + +**1. [Rule 1 - Bug] Fixed Loki datasource conflict causing Grafana crash** +- **Found during:** Task 1 (verifying Grafana accessibility) +- **Issue:** Both Prometheus and Loki datasources had `isDefault: true`, causing Grafana to crash with "multiple default datasources" error. User couldn't see any datasources. +- **Fix:** Patched loki-stack ConfigMap to set `isDefault: false` for Loki datasource +- **Command:** `kubectl patch configmap loki-stack-datasource -n monitoring --type merge -p '{"data":{"loki-stack-datasource.yaml":"...isDefault: false..."}}'` +- **Verification:** Grafana restarted, both datasources now visible and queryable +- **Committed in:** N/A (in-cluster configuration, not git-tracked) + +--- + +**Total deviations:** 1 auto-fixed (1 bug) +**Impact on plan:** Essential fix for Grafana usability. No scope creep. + +## Issues Encountered + +- ServiceMonitor initially not discovered by Prometheus - resolved by adding `release: kube-prometheus-stack` label to match selector +- Grafana crashing on startup due to datasource conflict - resolved via ConfigMap patch + +## OBS Requirements Verified + +| Requirement | Description | Status | +|-------------|-------------|--------| +| OBS-01 | Prometheus collects cluster metrics | Verified | +| OBS-02 | Grafana dashboards display cluster metrics | Verified | +| OBS-03 | Loki stores application logs | Verified | +| OBS-04 | Alloy collects and forwards logs | Verified | +| OBS-05 | Grafana can query logs from Loki | Verified | +| OBS-06 | Critical alerts configured (KubePodCrashLooping) | Verified | +| OBS-07 | Grafana TLS via Traefik | Verified | +| OBS-08 | TaskPlanner /metrics endpoint | Verified | + +## User Setup Required + +None - all configuration applied to cluster. No external service setup required. + +## Next Phase Readiness + +- Phase 8 (Observability Stack) complete +- Ready for Phase 9 (Security Hardening) or ongoing operations +- Observability foundation established for production monitoring + +--- +*Phase: 08-observability-stack* +*Completed: 2026-02-03*