Implement production-ready auto-scaling and load balancing infrastructure #146
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Auto-scaling & Load Balancing - Dynamic Resource Scaling
Status: ✅ COMPLETE - All requirements implemented and code review feedback addressed
Implementation Overview
This PR implements comprehensive auto-scaling and load balancing for production workloads, meeting all requirements and success criteria from the original issue.
✅ Requirements Completed
✅ Success Criteria Achieved
📦 Deliverables
New Files (9):
k8s/base/frontend-hpa.yaml- Frontend auto-scaling configurationk8s/base/traffic-policy.yaml- Service mesh examples (Istio/Linkerd)k8s/base/prometheus-rules.yaml- Comprehensive alerting rulesk8s/base/service-monitor.yaml- Prometheus metrics collectionscripts/validate-autoscaling.sh- Configuration validation toolscripts/load-test.sh- Load testing and traffic spike simulationAUTO_SCALING.md- 17KB comprehensive guidedocs/AUTO_SCALING_EXAMPLES.md- 15KB practical tutorialsAUTO_SCALING_IMPLEMENTATION.md- Complete implementation summaryEnhanced Files (8):
k8s/base/backend-hpa.yaml- Custom metrics supportk8s/base/ingress.yaml- Advanced load balancingk8s/base/backend-service.yaml- Health checks & LB configk8s/base/frontend-service.yaml- Health checks & LB configk8s/base/kustomization.yaml- Added frontend HPAhelm/spywatcher/values-production.yaml- Production configsDEPLOYMENT.md- Auto-scaling referencesscripts/README.md- Documentation for new tools🎯 Key Features
Auto-scaling:
Load Balancing:
High Availability:
Monitoring:
🔧 Validation & Testing
All configurations validated:
Testing tools provided:
📚 Documentation
Comprehensive documentation includes:
🚀 Recent Changes
Code Review Fixes:
limit-burst-multipliertolimit-burst-sizechecks_warnedvariableReady for production deployment! 🚀
Original prompt
💡 You can make Copilot smarter by setting up custom instructions, customizing its development environment and configuring Model Context Protocol (MCP) servers. Learn more Copilot coding agent tips in the docs.
Pull Request Overview
This PR implements comprehensive auto-scaling and load balancing capabilities for the Discord Spywatcher project, enabling dynamic resource scaling and zero-downtime deployments in Kubernetes environments.
Key Changes:
Reviewed Changes
Copilot reviewed 17 out of 17 changed files in this pull request and generated 4 comments.
Show a summary per file
scripts/validate-autoscaling.shscripts/load-test.shscripts/README.mdk8s/base/frontend-hpa.yamlk8s/base/backend-hpa.yamlk8s/base/ingress.yamlk8s/base/backend-service.yamlk8s/base/frontend-service.yamlk8s/base/traffic-policy.yamlk8s/base/service-monitor.yamlk8s/base/prometheus-rules.yamlk8s/base/kustomization.yamlhelm/spywatcher/values-production.yamldocs/AUTO_SCALING_EXAMPLES.mdDEPLOYMENT.mdAUTO_SCALING_IMPLEMENTATION.mdAUTO_SCALING.md💡 Add Copilot custom instructions for smarter, more guided reviews. Learn how to get started.
@@ -0,0 +1,638 @@# Auto-scaling Examples and TutorialsThe escape sequence appears incorrect. In YAML, it should be
\\${1}or the entire value should use single quotes to avoid needing double escaping:as: '${1}_per_second'.@@ -12,12 +12,13 @@ metadata:# AWS ALB annotations (if using AWS)The annotation on line 22 duplicates the key
alb.ingress.kubernetes.io/load-balancer-attributesalready defined on line 15. AWS ALB annotations cannot have the same key twice; the second occurrence will override the first. These should be merged into a single comma-separated value on line 15.@@ -41,8 +56,9 @@ metadata:add_header X-Content-Type-Options "nosniff" always;add_header X-XSS-Protection "1; mode=block" always;The annotation
nginx.ingress.kubernetes.io/limit-burst-multiplieris not a standard NGINX Ingress Controller annotation. The standard annotation for burst configuration isnginx.ingress.kubernetes.io/limit-burst-size. Consider using the correct annotation name or verifying against the NGINX Ingress Controller documentation.@@ -0,0 +1,344 @@#!/bin/bashThe variable
checks_warnedis declared but never used in the function. Consider either implementing warning tracking or removing this unused variable.@copilot apply changes based on the comments in this thread
@@ -12,12 +12,13 @@ metadata:# AWS ALB annotations (if using AWS)Fixed in commit
28eba32. Merged the duplicate annotation into a single comma-separated value.@@ -0,0 +1,638 @@# Auto-scaling Examples and TutorialsFixed in commit
28eba32. Changed to single quotes to avoid escaping issues:as: '${1}_per_second'.@@ -41,8 +56,9 @@ metadata:add_header X-Content-Type-Options "nosniff" always;add_header X-XSS-Protection "1; mode=block" always;Fixed in commit
28eba32. Changed to the correct annotationnginx.ingress.kubernetes.io/limit-burst-size.@@ -0,0 +1,344 @@#!/bin/bashFixed in commit
28eba32. Removed the unused variable.