Vapora/docs/operations/pre-deployment-checklist.html
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chore: extend doc: adr, tutorials, operations, etc
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<h1 id="pre-deployment-checklist"><a class="header" href="#pre-deployment-checklist">Pre-Deployment Checklist</a></h1>
<p>Critical verification steps before any VAPORA deployment to production or staging.</p>
<hr />
<h2 id="24-hours-before-deployment"><a class="header" href="#24-hours-before-deployment">24 Hours Before Deployment</a></h2>
<h3 id="communication--scheduling"><a class="header" href="#communication--scheduling">Communication &amp; Scheduling</a></h3>
<ul>
<li><input disabled="" type="checkbox"/>
Schedule deployment with team (record in calendar/ticket)</li>
<li><input disabled="" type="checkbox"/>
Post in #deployments channel: "Deployment scheduled for [DATE TIME UTC]"</li>
<li><input disabled="" type="checkbox"/>
Identify on-call engineer for deployment period</li>
<li><input disabled="" type="checkbox"/>
Brief on-call on deployment plan and rollback procedure</li>
<li><input disabled="" type="checkbox"/>
Ensure affected teams (support, product, etc.) are notified</li>
<li><input disabled="" type="checkbox"/>
Verify no other critical infrastructure changes scheduled same time window</li>
</ul>
<h3 id="change-documentation"><a class="header" href="#change-documentation">Change Documentation</a></h3>
<ul>
<li><input disabled="" type="checkbox"/>
Create GitHub issue or ticket tracking the deployment</li>
<li><input disabled="" type="checkbox"/>
Document: what's changing (configs, manifests, versions)</li>
<li><input disabled="" type="checkbox"/>
Document: why (bug fix, feature, performance, security)</li>
<li><input disabled="" type="checkbox"/>
Document: rollback plan (revision number or previous config)</li>
<li><input disabled="" type="checkbox"/>
Document: success criteria (what indicates successful deployment)</li>
<li><input disabled="" type="checkbox"/>
Document: estimated duration (usually 5-15 minutes)</li>
</ul>
<h3 id="code-review--validation"><a class="header" href="#code-review--validation">Code Review &amp; Validation</a></h3>
<ul>
<li><input disabled="" type="checkbox"/>
All provisioning changes merged and code reviewed</li>
<li><input disabled="" type="checkbox"/>
Confirm <code>main</code> branch has latest changes</li>
<li><input disabled="" type="checkbox"/>
Run validation locally: <code>nu scripts/validate-config.nu --mode enterprise</code></li>
<li><input disabled="" type="checkbox"/>
Verify all 3 modes validate without errors or critical warnings</li>
<li><input disabled="" type="checkbox"/>
Check git log for unexpected commits</li>
<li><input disabled="" type="checkbox"/>
Review artifact generation: ensure configs are correct</li>
</ul>
<hr />
<h2 id="4-hours-before-deployment"><a class="header" href="#4-hours-before-deployment">4 Hours Before Deployment</a></h2>
<h3 id="environment-verification"><a class="header" href="#environment-verification">Environment Verification</a></h3>
<h4 id="staging-environment"><a class="header" href="#staging-environment">Staging Environment</a></h4>
<ul>
<li><input disabled="" type="checkbox"/>
Access staging Kubernetes cluster: <code>kubectl cluster-info</code></li>
<li><input disabled="" type="checkbox"/>
Verify cluster is healthy: <code>kubectl get nodes</code> (all Ready)</li>
<li><input disabled="" type="checkbox"/>
Check namespace exists: <code>kubectl get namespace vapora</code></li>
<li><input disabled="" type="checkbox"/>
Verify current deployments: <code>kubectl get deployments -n vapora</code></li>
<li><input disabled="" type="checkbox"/>
Check ConfigMap is up to date: <code>kubectl get configmap -n vapora -o yaml | head -20</code></li>
</ul>
<h4 id="production-environment-if-applicable"><a class="header" href="#production-environment-if-applicable">Production Environment (if applicable)</a></h4>
<ul>
<li><input disabled="" type="checkbox"/>
Access production Kubernetes cluster: <code>kubectl cluster-info</code></li>
<li><input disabled="" type="checkbox"/>
Verify all nodes healthy: <code>kubectl get nodes</code> (all Ready)</li>
<li><input disabled="" type="checkbox"/>
Check current resource usage: <code>kubectl top nodes</code> (not near capacity)</li>
<li><input disabled="" type="checkbox"/>
Verify current deployments: <code>kubectl get deployments -n vapora</code></li>
<li><input disabled="" type="checkbox"/>
Check pod status: <code>kubectl get pods -n vapora</code> (all Running)</li>
<li><input disabled="" type="checkbox"/>
Verify recent events: <code>kubectl get events -n vapora --sort-by='.lastTimestamp' | tail -10</code></li>
</ul>
<h3 id="health-baseline"><a class="header" href="#health-baseline">Health Baseline</a></h3>
<ul>
<li>
<p><input disabled="" type="checkbox"/>
Record current metrics before deployment</p>
<ul>
<li>CPU usage per deployment</li>
<li>Memory usage per deployment</li>
<li>Request latency (p50, p95, p99)</li>
<li>Error rate (4xx, 5xx)</li>
<li>Queue depth (if applicable)</li>
</ul>
</li>
<li>
<p><input disabled="" type="checkbox"/>
Verify services are responsive:</p>
<pre><code class="language-bash">curl http://localhost:8001/health -H "Authorization: Bearer $TOKEN"
curl http://localhost:8001/api/projects
</code></pre>
</li>
<li>
<p><input disabled="" type="checkbox"/>
Check logs for recent errors:</p>
<pre><code class="language-bash">kubectl logs deployment/vapora-backend -n vapora --tail=50
kubectl logs deployment/vapora-agents -n vapora --tail=50
</code></pre>
</li>
</ul>
<h3 id="infrastructure-check"><a class="header" href="#infrastructure-check">Infrastructure Check</a></h3>
<ul>
<li><input disabled="" type="checkbox"/>
Verify storage is not near capacity: <code>df -h /var/lib/vapora</code></li>
<li><input disabled="" type="checkbox"/>
Check database health: <code>kubectl exec -n vapora &lt;pod&gt; -- surreal info</code></li>
<li><input disabled="" type="checkbox"/>
Verify backups are recent (within 24 hours)</li>
<li><input disabled="" type="checkbox"/>
Check SSL certificate expiration: <code>openssl s_client -connect api.vapora.com:443 -showcerts | grep "Validity"</code></li>
</ul>
<hr />
<h2 id="2-hours-before-deployment"><a class="header" href="#2-hours-before-deployment">2 Hours Before Deployment</a></h2>
<h3 id="artifact-preparation"><a class="header" href="#artifact-preparation">Artifact Preparation</a></h3>
<ul>
<li>
<p><input disabled="" type="checkbox"/>
Trigger validation in CI/CD pipeline</p>
</li>
<li>
<p><input disabled="" type="checkbox"/>
Wait for artifact generation to complete</p>
</li>
<li>
<p><input disabled="" type="checkbox"/>
Download artifacts from pipeline:</p>
<pre><code class="language-bash"># From GitHub Actions or Woodpecker UI
# Download: deployment-artifacts.zip
</code></pre>
</li>
<li>
<p><input disabled="" type="checkbox"/>
Verify artifact contents:</p>
<pre><code class="language-bash">unzip deployment-artifacts.zip
ls -la
# Should contain:
# - configmap.yaml
# - deployment.yaml
# - docker-compose.yml
# - vapora-{solo,multiuser,enterprise}.{toml,yaml,json}
</code></pre>
</li>
<li>
<p><input disabled="" type="checkbox"/>
Validate manifest syntax:</p>
<pre><code class="language-bash">yq eval '.' configmap.yaml &gt; /dev/null &amp;&amp; echo "✓ ConfigMap valid"
yq eval '.' deployment.yaml &gt; /dev/null &amp;&amp; echo "✓ Deployment valid"
</code></pre>
</li>
</ul>
<h3 id="test-in-staging"><a class="header" href="#test-in-staging">Test in Staging</a></h3>
<ul>
<li>
<p><input disabled="" type="checkbox"/>
Perform dry-run deployment to staging cluster:</p>
<pre><code class="language-bash">kubectl apply -f configmap.yaml --dry-run=server -n vapora
kubectl apply -f deployment.yaml --dry-run=server -n vapora
</code></pre>
</li>
<li>
<p><input disabled="" type="checkbox"/>
Review dry-run output for any warnings or errors</p>
</li>
<li>
<p><input disabled="" type="checkbox"/>
If test deployment available, do actual staging deployment and verify:</p>
<pre><code class="language-bash">kubectl get deployments -n vapora
kubectl get pods -n vapora
kubectl logs deployment/vapora-backend -n vapora --tail=5
</code></pre>
</li>
<li>
<p><input disabled="" type="checkbox"/>
Test health endpoints on staging</p>
</li>
<li>
<p><input disabled="" type="checkbox"/>
Run smoke tests against staging (if available)</p>
</li>
</ul>
<h3 id="rollback-plan-verification"><a class="header" href="#rollback-plan-verification">Rollback Plan Verification</a></h3>
<ul>
<li>
<p><input disabled="" type="checkbox"/>
Document current deployment revisions:</p>
<pre><code class="language-bash">kubectl rollout history deployment/vapora-backend -n vapora
# Record the highest revision number
</code></pre>
</li>
<li>
<p><input disabled="" type="checkbox"/>
Create backup of current ConfigMap:</p>
<pre><code class="language-bash">kubectl get configmap -n vapora vapora-config -o yaml &gt; configmap-backup.yaml
</code></pre>
</li>
<li>
<p><input disabled="" type="checkbox"/>
Test rollback procedure on staging (if safe):</p>
<pre><code class="language-bash"># Record current revision
CURRENT_REV=$(kubectl rollout history deployment/vapora-backend -n vapora | tail -1 | awk '{print $1}')
# Test undo
kubectl rollout undo deployment/vapora-backend -n vapora
# Verify rollback
kubectl get deployment vapora-backend -n vapora -o yaml | grep image
# Restore to current
kubectl rollout undo deployment/vapora-backend -n vapora --to-revision=$CURRENT_REV
</code></pre>
</li>
<li>
<p><input disabled="" type="checkbox"/>
Confirm rollback command is documented in ticket/issue</p>
</li>
</ul>
<hr />
<h2 id="1-hour-before-deployment"><a class="header" href="#1-hour-before-deployment">1 Hour Before Deployment</a></h2>
<h3 id="final-checks"><a class="header" href="#final-checks">Final Checks</a></h3>
<ul>
<li><input disabled="" type="checkbox"/>
Confirm all prerequisites met:
<ul>
<li><input disabled="" type="checkbox"/>
Code merged to main</li>
<li><input disabled="" type="checkbox"/>
Artifacts generated and validated</li>
<li><input disabled="" type="checkbox"/>
Staging deployment tested</li>
<li><input disabled="" type="checkbox"/>
Rollback plan documented</li>
<li><input disabled="" type="checkbox"/>
Team notified</li>
</ul>
</li>
</ul>
<h3 id="communication-setup"><a class="header" href="#communication-setup">Communication Setup</a></h3>
<ul>
<li>
<p><input disabled="" type="checkbox"/>
Set status page to "Maintenance Mode" (if public)</p>
<pre><code>"VAPORA maintenance deployment starting at HH:MM UTC.
Expected duration: 10 minutes. Services may be briefly unavailable."
</code></pre>
</li>
<li>
<p><input disabled="" type="checkbox"/>
Join #deployments Slack channel</p>
</li>
<li>
<p><input disabled="" type="checkbox"/>
Prepare message: "🚀 Deployment starting now. Will update every 2 minutes."</p>
</li>
<li>
<p><input disabled="" type="checkbox"/>
Have on-call engineer monitoring</p>
</li>
<li>
<p><input disabled="" type="checkbox"/>
Verify monitoring/alerting dashboards are accessible</p>
</li>
</ul>
<h3 id="access-verification"><a class="header" href="#access-verification">Access Verification</a></h3>
<ul>
<li>
<p><input disabled="" type="checkbox"/>
Verify kubeconfig is valid and up to date:</p>
<pre><code class="language-bash">kubectl cluster-info
kubectl get nodes
</code></pre>
</li>
<li>
<p><input disabled="" type="checkbox"/>
Verify kubectl version compatibility:</p>
<pre><code class="language-bash">kubectl version
# Should match server version reasonably (within 1 minor version)
</code></pre>
</li>
<li>
<p><input disabled="" type="checkbox"/>
Test write access to cluster:</p>
<pre><code class="language-bash">kubectl auth can-i create deployments --namespace=vapora
# Should return "yes"
</code></pre>
</li>
<li>
<p><input disabled="" type="checkbox"/>
Verify docker/docker-compose access (if Docker deployment)</p>
</li>
<li>
<p><input disabled="" type="checkbox"/>
Verify Slack webhook is working (test send message)</p>
</li>
</ul>
<hr />
<h2 id="15-minutes-before-deployment"><a class="header" href="#15-minutes-before-deployment">15 Minutes Before Deployment</a></h2>
<h3 id="final-gono-go-decision"><a class="header" href="#final-gono-go-decision">Final Go/No-Go Decision</a></h3>
<p><strong>STOP HERE</strong> and make final decision to proceed or reschedule:</p>
<p><strong>Proceed IF:</strong></p>
<ul>
<li>✅ All checklist items above completed</li>
<li>✅ No critical issues found during testing</li>
<li>✅ Staging deployment successful</li>
<li>✅ Team ready and monitoring</li>
<li>✅ Rollback plan clear and tested</li>
<li>✅ Within designated maintenance window</li>
</ul>
<p><strong>RESCHEDULE IF:</strong></p>
<ul>
<li>❌ Any critical issues discovered</li>
<li>❌ Staging tests failed</li>
<li>❌ Team member unavailable</li>
<li>❌ Production issues detected</li>
<li>❌ Unexpected changes in code/configs</li>
</ul>
<h3 id="final-notifications"><a class="header" href="#final-notifications">Final Notifications</a></h3>
<p>If proceeding:</p>
<ul>
<li><input disabled="" type="checkbox"/>
Post to #deployments: "🚀 Deployment starting in 5 minutes"</li>
<li><input disabled="" type="checkbox"/>
Alert on-call engineer: "Ready to start - confirm you're monitoring"</li>
<li><input disabled="" type="checkbox"/>
Have rollback plan visible and accessible</li>
<li><input disabled="" type="checkbox"/>
Open monitoring dashboard showing current metrics</li>
</ul>
<h3 id="terminal-setup"><a class="header" href="#terminal-setup">Terminal Setup</a></h3>
<ul>
<li>
<p><input disabled="" type="checkbox"/>
Open terminal with kubeconfig configured:</p>
<pre><code class="language-bash">export KUBECONFIG=/path/to/production/kubeconfig
kubectl cluster-info # Verify connected to production
</code></pre>
</li>
<li>
<p><input disabled="" type="checkbox"/>
Open second terminal for tailing logs:</p>
<pre><code class="language-bash">kubectl logs -f deployment/vapora-backend -n vapora
</code></pre>
</li>
<li>
<p><input disabled="" type="checkbox"/>
Have rollback commands ready:</p>
<pre><code class="language-bash"># For quick rollback if needed
kubectl rollout undo deployment/vapora-backend -n vapora
kubectl rollout undo deployment/vapora-agents -n vapora
kubectl rollout undo deployment/vapora-llm-router -n vapora
</code></pre>
</li>
<li>
<p><input disabled="" type="checkbox"/>
Prepare metrics check script:</p>
<pre><code class="language-bash">watch kubectl top pods -n vapora
watch kubectl get pods -n vapora
</code></pre>
</li>
</ul>
<hr />
<h2 id="success-criteria-verification"><a class="header" href="#success-criteria-verification">Success Criteria Verification</a></h2>
<p>Document what "success" looks like for this deployment:</p>
<ul>
<li><input disabled="" type="checkbox"/>
All three deployments have updated image IDs</li>
<li><input disabled="" type="checkbox"/>
All pods reach "Ready" state within 5 minutes</li>
<li><input disabled="" type="checkbox"/>
No pod restarts: <code>kubectl get pods -n vapora --watch</code> (no restarts column increasing)</li>
<li><input disabled="" type="checkbox"/>
No error logs in first 2 minutes</li>
<li><input disabled="" type="checkbox"/>
Health endpoints respond (200 OK)</li>
<li><input disabled="" type="checkbox"/>
API endpoints respond to test requests</li>
<li><input disabled="" type="checkbox"/>
Metrics show normal resource usage</li>
<li><input disabled="" type="checkbox"/>
No alerts triggered</li>
<li><input disabled="" type="checkbox"/>
Support team reports no user impact</li>
</ul>
<hr />
<h2 id="team-roles-during-deployment"><a class="header" href="#team-roles-during-deployment">Team Roles During Deployment</a></h2>
<h3 id="deployment-lead"><a class="header" href="#deployment-lead">Deployment Lead</a></h3>
<ul>
<li>Executes deployment commands</li>
<li>Monitors progress</li>
<li>Communicates status updates</li>
<li>Decides to proceed/rollback</li>
</ul>
<h3 id="on-call-engineer"><a class="header" href="#on-call-engineer">On-Call Engineer</a></h3>
<ul>
<li>Monitors dashboards and alerts</li>
<li>Watches for anomalies</li>
<li>Prepares for rollback if needed</li>
<li>Available for emergency decisions</li>
</ul>
<h3 id="communications-lead-optional"><a class="header" href="#communications-lead-optional">Communications Lead (optional)</a></h3>
<ul>
<li>Updates #deployments channel</li>
<li>Notifies support/product teams</li>
<li>Updates status page if public</li>
<li>Handles external communication</li>
</ul>
<h3 id="backup-person"><a class="header" href="#backup-person">Backup Person</a></h3>
<ul>
<li>Monitors for issues</li>
<li>Ready to assist with troubleshooting</li>
<li>Prepares rollback procedures</li>
<li>Escalates if needed</li>
</ul>
<hr />
<h2 id="common-issues-to-watch-for"><a class="header" href="#common-issues-to-watch-for">Common Issues to Watch For</a></h2>
<p>⚠️ <strong>Pod CrashLoopBackOff</strong></p>
<ul>
<li>Indicates config or image issue</li>
<li>Check pod logs: <code>kubectl logs &lt;pod&gt;</code></li>
<li>Check events: <code>kubectl describe pod &lt;pod&gt;</code></li>
<li><strong>Action</strong>: Rollback immediately</li>
</ul>
<p>⚠️ <strong>Pending Pods (not starting)</strong></p>
<ul>
<li>Check resource availability: <code>kubectl describe pod &lt;pod&gt;</code></li>
<li>Check node capacity</li>
<li><strong>Action</strong>: Investigate or rollback if resource exhausted</li>
</ul>
<p>⚠️ <strong>High Error Rate</strong></p>
<ul>
<li>Check application logs</li>
<li>Compare with baseline errors</li>
<li><strong>Action</strong>: If &gt;10% error increase, rollback</li>
</ul>
<p>⚠️ <strong>Database Connection Errors</strong></p>
<ul>
<li>Check ConfigMap has correct database URL</li>
<li>Verify network connectivity to database</li>
<li><strong>Action</strong>: Check ConfigMap, fix and reapply if needed</li>
</ul>
<p>⚠️ <strong>Memory or CPU Spike</strong></p>
<ul>
<li>Monitor trends (sudden spike vs gradual)</li>
<li>Check if within expected range for new code</li>
<li><strong>Action</strong>: Rollback if resource limits exceeded</li>
</ul>
<hr />
<h2 id="post-deployment-documentation"><a class="header" href="#post-deployment-documentation">Post-Deployment Documentation</a></h2>
<p>After deployment completes, record:</p>
<ul>
<li><input disabled="" type="checkbox"/>
Deployment start time (UTC)</li>
<li><input disabled="" type="checkbox"/>
Deployment end time (UTC)</li>
<li><input disabled="" type="checkbox"/>
Total duration</li>
<li><input disabled="" type="checkbox"/>
Any issues encountered and resolution</li>
<li><input disabled="" type="checkbox"/>
Rollback performed (Y/N)</li>
<li><input disabled="" type="checkbox"/>
Metrics before/after (CPU, memory, latency, errors)</li>
<li><input disabled="" type="checkbox"/>
Team members involved</li>
<li><input disabled="" type="checkbox"/>
Blockers or lessons learned</li>
</ul>
<hr />
<h2 id="sign-off"><a class="header" href="#sign-off">Sign-Off</a></h2>
<p>Use this template for deployment issue/ticket:</p>
<pre><code>DEPLOYMENT COMPLETED
✓ All checks passed
✓ Deployment successful
✓ All pods running
✓ Health checks passing
✓ No user impact
Deployed by: [Name]
Start time: [UTC]
Duration: [X minutes]
Rollback needed: No
Metrics:
- Latency (p99): [X]ms
- Error rate: [X]%
- Pod restarts: 0
Next deployment: [Date/Time]
</code></pre>
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