From 1abe4c9f099981975aae2f73e8512a7ec4c5e9a3 Mon Sep 17 00:00:00 2001 From: andersonid Date: Tue, 30 Sep 2025 16:31:44 -0300 Subject: [PATCH] Fix: Remove AIAgents-Support.md from .gitignore and update with current file structure --- .gitignore | 2 +- AIAgents-Support.md | 389 ++++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 390 insertions(+), 1 deletion(-) create mode 100644 AIAgents-Support.md diff --git a/.gitignore b/.gitignore index dd5f3dd..3767d73 100644 --- a/.gitignore +++ b/.gitignore @@ -164,4 +164,4 @@ kubeconfig .playwright-mcp/ # AI Agent Support -AIAgents-Support.md \ No newline at end of file +# AIAgents-Support.md - Keep this file in version control \ No newline at end of file diff --git a/AIAgents-Support.md b/AIAgents-Support.md new file mode 100644 index 0000000..cb4ecbf --- /dev/null +++ b/AIAgents-Support.md @@ -0,0 +1,389 @@ +# AI Agents Support - OpenShift Resource Governance Tool + +## 📋 Project Status Overview + +**Current State**: ✅ **PRODUCTION READY** - Application is fully functional and cluster-agnostic + +**Last Updated**: 2025-09-30 +**Current Version**: 1.0.0 +**Deployment Status**: +- ✅ OCP 4.18: Working +- ✅ OCP 4.19: Working + +## 🎯 Project Description + +**OpenShift Resource Governance Tool** is a comprehensive web application that analyzes Kubernetes/OpenShift cluster resource usage, validates resource requests and limits against Red Hat best practices, and provides historical analysis using Prometheus metrics. + +### Core Features +- **Resource Analysis**: Real-time analysis of CPU/memory requests and limits +- **Smart Problem Detection**: Identifies workloads without requests/limits and provides detailed analysis +- **Modal-based Analysis**: Professional interface with detailed pod and container analysis +- **Historical Analysis**: Workload-based historical resource usage (1d, 7d, 30d) +- **VPA Integration**: Vertical Pod Autoscaler recommendations (planned) +- **Export Reports**: Generate reports in XLS, CSV, PDF formats +- **Cluster Agnostic**: Works on any OpenShift cluster without configuration + +## 🏗️ Architecture + +### Backend (FastAPI) +- **Main App**: `app/main.py` - FastAPI application with lifespan management +- **API Routes**: `app/api/routes.py` - REST endpoints for cluster data +- **Core Services**: + - `app/core/kubernetes_client.py` - K8s/OpenShift API client + - `app/core/prometheus_client.py` - Prometheus metrics client + - `app/services/validation_service.py` - Resource validation rules + - `app/services/historical_analysis.py` - Historical data analysis + - `app/services/report_service.py` - Report generation +- **Models**: `app/models/resource_models.py` - Pydantic data models + +### Frontend (HTML/CSS/JavaScript) +- **Static Files**: `app/static/index.html` - Single-page application +- **Features**: + - Pragmatic dashboard with single view + - Modal-based detailed analysis for namespace problems + - Problem Summary table showing namespace issues + - Real-time cluster data display + - Professional interface without browser alerts + - Responsive design with Bootstrap + +### Infrastructure +- **Container**: Docker with Python 3.11 +- **Deployment**: Kubernetes/OpenShift with rolling updates +- **Monitoring**: Prometheus integration for metrics +- **Security**: RBAC with cluster-monitoring-view permissions + +## 🚀 Current Deployment Status + +### Working Clusters +1. **OCP 4.18**: `resource-governance.apps.shrocp4upi418ovn.lab.upshift.rdu2.redhat.com` +2. **OCP 4.19**: `resource-governance-route-resource-governance.apps.shrocp4upi419ovn.lab.upshift.rdu2.redhat.com` + +### Deployment Process +```bash +# Quick deploy (recommended) +./scripts/deploy-complete.sh + +# Manual deploy +./scripts/build-and-push.sh +oc apply -f k8s/ +``` + +## ✅ Completed Features + +### 1. Core Application +- [x] FastAPI backend with async support +- [x] Kubernetes/OpenShift API integration +- [x] Prometheus metrics collection +- [x] Resource validation with Red Hat best practices +- [x] Real-time cluster status dashboard + +### 2. Smart Resource Analysis +- [x] Problem identification for namespaces with resource issues +- [x] Detailed pod and container analysis +- [x] Modal-based detailed view with recommendations +- [x] Issue categorization (missing requests, missing limits, wrong ratios) +- [x] Clear recommendations for each problem + +### 3. UI/UX +- [x] Pragmatic dashboard with single view +- [x] Modal-based detailed analysis +- [x] Problem Summary table showing namespace issues +- [x] Professional interface without browser alerts +- [x] Responsive design with Bootstrap +- [x] Real-time data updates + +### 4. Deployment & Infrastructure +- [x] Cluster-agnostic deployment +- [x] SSL/TLS support with fallback +- [x] RBAC configuration +- [x] Rolling update strategy +- [x] Route exposure for internet access +- [x] Docker Hub image publishing + +### 5. Documentation & Localization +- [x] Complete translation from Portuguese to English +- [x] All comments, docstrings, and strings translated +- [x] README.md, DOCUMENTATION.md, AIAgents-Support.md in English +- [x] Clean documentation structure with only current files + +## 🔧 Technical Implementation Details + +### Key Files Modified +- `app/core/kubernetes_client.py` - SSL fallback for cluster compatibility +- `app/core/prometheus_client.py` - ServiceAccount token authentication +- `app/services/validation_service.py` - Enhanced resource validation engine +- `app/static/index.html` - Pragmatic dashboard with modal-based analysis +- `app/models/resource_models.py` - Updated models for container data structure +- `k8s/deployment.yaml` - Cluster-agnostic security context +- `k8s/route.yaml` - Dynamic hostname generation + +### Critical Fixes Applied +1. **SSL Connection**: Fallback to disable SSL verification when CA cert is empty +2. **SCC Compatibility**: Removed hardcoded UIDs, let OpenShift assign them +3. **Route Agnostic**: Removed hardcoded hostname, let OpenShift generate it +4. **Image Pull**: Docker Hub secret configuration +5. **Prometheus Integration**: ServiceAccount token authentication +6. **Data Structure Fix**: Updated PodResource model to handle container dictionaries +7. **Validation Engine**: Fixed container resource access in validation_service.py +8. **UI/UX**: Replaced browser alerts with professional modals + +## 🐛 Known Issues + +### 1. Historical Analysis Data +**Status**: ⚠️ **SHOWING ZEROS** +**Issue**: Prometheus queries return zero values for CPU/memory usage +**Location**: `app/services/historical_analysis.py` +**Impact**: Historical analysis appears empty +**Next Steps**: Debug PromQL queries and metric availability + +### 2. Export Functionality +**Status**: ⚠️ **NEEDS TESTING** +**Issue**: Export functionality needs validation with current implementation +**Location**: `app/services/report_service.py` +**Impact**: Users may not get proper export files +**Next Steps**: Test and fix file download mechanism + +## 📋 Roadmap & Next Steps + +### 🎯 **PRAGMATIC ROADMAP - Resource Governance Focus** + +**Core Mission**: List projects without requests/limits + provide smart recommendations based on historical analysis + VPA integration + +--- + +### **Phase 1: Enhanced Validation & Categorization (IN PROGRESS 🔄)** + +#### 1.1 Smart Resource Detection +- [x] **Enhanced Validation Engine** + - Better categorization of resource issues (missing requests, missing limits, wrong ratios) + - Severity scoring based on impact and risk + - Detailed analysis of pod and container resource configurations + +- [x] **Workload Analysis System** + - **Problem Identification**: Namespaces with resource configuration issues + - **Detailed Analysis**: Pod-by-pod breakdown with container details + - **Issue Categorization**: Missing requests, missing limits, wrong ratios + - **Recommendations**: Clear guidance on how to fix each issue + +#### 1.2 Historical Analysis Integration +- [ ] **Smart Historical Analysis** + - Use historical data to suggest realistic requests/limits + - Calculate P95/P99 percentiles for recommendations + - Identify seasonal patterns and trends + - Flag workloads with insufficient historical data + +--- + +### **Phase 2: Smart Recommendations Engine (SHORT TERM - 2-3 weeks)** + +#### 2.1 Recommendation Dashboard +- [ ] **Dedicated Recommendations Section** + - Replace generic "VPA Recommendations" with "Smart Recommendations" + - Show actionable insights with priority levels + - Display estimated impact of changes + - Group by namespace and severity + +#### 2.2 Recommendation Types +- [ ] **Resource Configuration Recommendations** + - "Add CPU requests: 200m (based on 7-day P95 usage)" + - "Increase memory limits: 512Mi (current usage peaks at 400Mi)" + - "Fix CPU ratio: 3:1 instead of 5:1 (current: 500m limit, 100m request)" + +- [ ] **VPA Activation Recommendations** + - "Activate VPA for new workload 'example' (insufficient historical data)" + - "Enable VPA for outlier workload 'high-cpu-app' (unpredictable usage patterns)" + +#### 2.3 Priority Scoring System +- [ ] **Impact-Based Prioritization** + - **Critical**: Missing limits on high-resource workloads + - **High**: Missing requests on production workloads + - **Medium**: Suboptimal ratios on established workloads + - **Low**: New workloads needing VPA activation + +--- + +### **Phase 3: VPA Integration & Automation (MEDIUM TERM - 3-4 weeks)** + +#### 3.1 VPA Detection & Management +- [ ] **VPA Status Detection** + - Detect existing VPAs in cluster + - Show VPA health and status + - Display current VPA recommendations + - Compare VPA suggestions with current settings + +#### 3.2 Smart VPA Activation +- [ ] **Automatic VPA Suggestions** + - Suggest VPA activation for new workloads (< 7 days) + - Recommend VPA for outlier workloads + - Provide VPA YAML configurations + - Show estimated benefits of VPA activation + +#### 3.3 VPA Recommendation Integration +- [ ] **VPA Data Integration** + - Fetch VPA recommendations from cluster + - Compare VPA suggestions with historical analysis + - Show confidence levels for recommendations + - Display VPA update modes and policies + +--- + +### **Phase 4: Action Planning & Implementation (LONG TERM - 4-6 weeks)** + +#### 4.1 Action Plan Generation +- [ ] **Step-by-Step Action Plans** + - Generate specific kubectl/oc commands + - Show before/after resource configurations + - Estimate implementation time and effort + - Provide rollback procedures + +#### 4.2 Implementation Tracking +- [ ] **Progress Monitoring** + - Track which recommendations have been implemented + - Show improvement metrics after changes + - Alert on new issues or regressions + - Generate implementation reports + +#### 4.3 Advanced Analytics +- [ ] **Cost Optimization Insights** + - Show potential cost savings from recommendations + - Identify over-provisioned resources + - Suggest right-sizing opportunities + - Display resource utilization trends + +--- + +### **Phase 5: Enterprise Features (FUTURE - 6+ weeks)** + +#### 5.1 Advanced Governance +- [ ] **Policy Enforcement** + - Custom resource policies per namespace + - Automated compliance checking + - Policy violation alerts + - Governance reporting + +#### 5.2 Multi-Cluster Support +- [ ] **Cross-Cluster Analysis** + - Compare resource usage across clusters + - Centralized recommendation management + - Cross-cluster best practices + - Unified reporting + +--- + +## 🎯 **IMMEDIATE NEXT STEPS (This Week)** + +### Priority 1: Enhanced Validation Engine +1. **Improve Resource Detection** + - Better categorization of missing requests/limits + - Add workload age detection + - Implement severity scoring + +2. **Smart Categorization** + - New workloads (< 7 days) → VPA candidates + - Established workloads (> 7 days) → Historical analysis + - Outlier workloads → Special attention needed + +### Priority 2: Recommendation Dashboard +1. **Create Recommendations Section** + - Replace generic VPA section + - Show actionable insights + - Display priority levels + +2. **Historical Analysis Integration** + - Use Prometheus data for recommendations + - Calculate realistic resource suggestions + - Show confidence levels + +### Priority 3: VPA Integration +1. **VPA Detection** + - Find existing VPAs in cluster + - Show VPA status and health + - Display current recommendations + +2. **Smart VPA Suggestions** + - Identify VPA candidates + - Generate VPA configurations + - Show estimated benefits + +## 🔍 Development Guidelines + +### Code Standards +- **Language**: English only (no Portuguese) +- **Comments**: Comprehensive docstrings +- **Error Handling**: Proper exception handling with logging +- **Testing**: Use Playwright for UI testing + +### Git Workflow +- **Commits**: Descriptive messages without emojis +- **Branches**: Feature branches for major changes +- **Releases**: Tag stable versions + +### Deployment Checklist +1. Test in development environment +2. Build and push Docker image +3. Deploy to test cluster +4. Verify all functionality +5. Deploy to production +6. Update documentation + +## 🛠️ Troubleshooting Guide + +### Common Issues +1. **SSL Certificate Errors**: Check `kubernetes_client.py` fallback logic +2. **SCC Permission Denied**: Verify `deployment.yaml` security context +3. **Image Pull Errors**: Check Docker Hub secret configuration +4. **Route Not Accessible**: Verify route hostname generation +5. **Prometheus Connection**: Check ServiceAccount token and RBAC + +### Debug Commands +```bash +# Check pod logs +oc logs -f deployment/resource-governance -n resource-governance + +# Check service status +oc get svc -n resource-governance + +# Check route +oc get route -n resource-governance + +# Test API +curl -k https:///api/v1/health + +# Test cluster status +curl -k https:///api/v1/cluster/status + +# Check deployment status +oc rollout status deployment/resource-governance -n resource-governance +``` + +## 📞 Support Information + +### Key Contacts +- **Developer**: Anderson Nobre +- **Repository**: https://github.com/andersonid/openshift-resource-governance +- **Docker Hub**: andersonid/resource-governance:latest + +### Resources +- **Main Documentation**: README.md +- **Documentation Index**: DOCUMENTATION.md +- **AI Agents Support**: AIAgents-Support.md (this file) +- **Deployment Scripts**: scripts/ directory +- **Kubernetes Manifests**: k8s/ directory + +--- + +## 🎯 Current Session Context + +**Last Action**: Implemented modal-based detailed analysis and professional interface +**Current Focus**: Enhanced validation engine with detailed pod/container analysis +**Next Priority**: Implement smart recommendations dashboard and VPA integration +**Status**: Phase 1 in progress - Enhanced Validation & Categorization partially completed + +**Recent Achievements**: +- ✅ Modal-based detailed analysis for namespace problems +- ✅ Professional interface without browser alerts +- ✅ Problem Summary table with namespace issues +- ✅ Detailed pod and container analysis with recommendations +- ✅ Clear issue categorization and recommendations + +**Note**: This file should be updated after each significant change to maintain project context for AI agents.