ee5e319dad
- Add ADR.md documenting all technology stack decisions with rationale - Create comprehensive ROADMAP.md with 10-phase implementation plan - Add 3 architecture diagrams (AWS infrastructure, application stack, network) - Document collaboration guidelines in `.github/copilot-instructions.md` - Technology stack descisions: AWS, Terraform, Ansible, Docker Compose, PostgreSQL Phase 1 establishes foundation for automated Gitea deployment with proper decision tracking and incremental development approach.
313 lines
9.3 KiB
Markdown
313 lines
9.3 KiB
Markdown
# Roadmap
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This is the implementation road map for the project. It outlines the key milestones and features in incremental steps, allowing for a structured approach to development and deployment.
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## Phase 1: Conceptualization and Planning
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This phase will be achieved through discussion and research and will include the following steps (no code should be implemented in this phase):
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### 1.1 Requirements Analysis
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- Define the scope and requirements of the project
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- Identify constraints and non-functional requirements
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- Determine host environment (cloud provider, VPS, or local)
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### 1.2 Technology Selection ✅
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**Decisions documented in [ADR.md](ADR.md)**
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- **Cloud**: AWS
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- **Infrastructure as Code**: Terraform
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- **Configuration Management**: Ansible (kept minimal)
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- **Application Deployment**: Docker + Docker Compose
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- **Database**: PostgreSQL (self-hosted in Docker)
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- **Reverse Proxy**: Nginx
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- **SSL**: Let's Encrypt with certbot
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- **Update Automation**: Watchtower
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- **Monitoring**: Prometheus + Grafana (later phase)
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- **Logging**: Loki + Promtail (later phase)
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- **Backup**: Custom scripts + S3 (later phase)
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### 1.3 Architecture Design ✅
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- ✅ Overall system architecture designed
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- ✅ Network topology planned (VPC, subnets, security groups)
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- ✅ Three architecture diagrams created in docs/diagrams/
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### 1.4 Project Structure ✅
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- Directory structure planned (will create incrementally per phase)
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- Documentation structure in place (`docs/diagrams/`)
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- Naming conventions: lowercase, hyphens for files, descriptive names
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### Goals:
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- ✅ A clear full Roadmap for the project available in this file
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- ✅ Technology stack documented with rationale (see ADR.md)
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- ✅ Architecture diagrams created (3 diagrams in docs/diagrams/)
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- ✅ Project structure planned
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**Phase 1 Complete!** Ready to begin Phase 2 (Infrastructure Setup).
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---
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## Phase 2: Infrastructure Setup
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This phase focuses on preparing the hosting environment and basic infrastructure components.
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### 2.1 AWS Account Setup
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- Configure AWS CLI and credentials
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- Set up Terraform backend (S3 + DynamoDB for state locking)
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- Create Route 53 hosted zone for domain
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- Set up budget alerts and cost monitoring
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### 2.2 Terraform Infrastructure Foundation
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- Create VPC with public/private subnets
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- Set up Internet Gateway and NAT Gateway (if needed)
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- Configure Security Groups (EC2, RDS, ALB rules)
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- Provision EC2 instance with appropriate IAM role
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- Set up RDS PostgreSQL instance
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- Configure Route 53 DNS records
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- Install Docker and Docker Compose on EC2 (user data script)
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### 2.3 Security Hardening
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- Configure SSH key-based authentication only
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- Set up bastion host or Systems Manager Session Manager
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- Enable VPC Flow Logs
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- Configure CloudTrail for audit logging
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- Apply least-privilege IAM policies
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### Goals:
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- AWS infrastructure provisioned via Terraform
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- EC2 instance running and accessible
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- RDS PostgreSQL ready
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- Domain DNS configured
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- Security hardening complete
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- Infrastructure can be destroyed and recreated from code
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---
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## Phase 3: Automated Gitea Deployment
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This phase implements the automated, reproducible Gitea installation.
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### 3.1 Database Setup
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- Automate database installation (PostgreSQL/MariaDB/MySQL)
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- Create Gitea database and user
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- Configure database for production use
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- Secure database access
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### 3.2 Gitea Installation
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- Create automation scripts/playbooks for Gitea installation
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- Configure Gitea application settings
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- Set up file storage and data directories
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- Configure Gitea to use database
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### 3.3 Reverse Proxy Configuration
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- Install and configure reverse proxy (nginx/Apache)
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- Generate/configure SSL certificates
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- Configure proxy to forward to Gitea
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- Ensure Gitea UI is only accessible via proxy
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- Set up HTTP to HTTPS redirect
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### 3.4 Testing
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- Test Gitea accessibility via HTTPS
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- Verify direct access to Gitea is blocked
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- Test Gitea functionality (create user, repo, etc.)
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- Validate automation by destroying and recreating environment
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### Goals:
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- Gitea running and accessible via HTTPS through reverse proxy
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- Installation fully automated and reproducible
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- Documentation of deployment process
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---
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## Phase 4: Update Automation
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This phase implements automated update mechanisms for Gitea and related components.
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### 4.1 Update Strategy Design
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- Define update schedule (when to check/apply updates)
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- Define rollback strategy
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- Plan pre-update backup automation
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### 4.2 Update Automation Implementation
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- Implement automated update mechanism
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- Configure pre-update health checks
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- Configure post-update validation
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- Set up update notifications
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- Test update process
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### Goals:
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- Automated update system operational
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- Update process tested and validated
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- Rollback procedure documented
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---
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## Phase 5: Backup Strategy Implementation
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This phase implements comprehensive backup solutions.
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### 5.1 Backup Concept Document
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- Document backup strategy (3-2-1 rule)
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- Define backup scope (database, repos, config, etc.)
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- Define retention policy
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- Define RTO and RPO targets
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### 5.2 Backup Implementation
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- Automate database backups
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- Automate Gitea data directory backups
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- Automate configuration backups
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- Set up backup storage (local + remote)
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- Implement backup rotation and cleanup
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- Schedule automated backups
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### 5.3 Recovery Testing
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- Document restore procedures
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- Test database restore
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- Test full system restore
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- Document recovery time
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### Goals:
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- Automated backup system operational
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- Restore procedures tested and documented
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- Backup strategy document completed
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---
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## Phase 6: Monitoring Implementation
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This phase implements monitoring for system health and performance.
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### 6.1 Monitoring Concept Document
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- Define key metrics to monitor
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- Define alerting thresholds
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- Define alert channels (email, Slack, etc.)
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### 6.2 Monitoring Setup
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- Deploy monitoring solution
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- Configure system metrics collection (CPU, RAM, disk, network)
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- Configure Gitea-specific metrics
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- Configure database metrics
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- Set up monitoring dashboards
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- Configure alerting rules
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### 6.3 Testing
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- Simulate failure scenarios
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- Verify alerts trigger correctly
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- Validate dashboard accuracy
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### Goals:
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- Monitoring system operational with dashboards
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- Alerting configured and tested
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- Monitoring concept document completed
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---
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## Phase 7: Logging Implementation
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This phase implements centralized logging for all components.
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### 7.1 Logging Concept Document
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- Define logging architecture
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- Define log retention policy
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- Define log analysis requirements
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### 7.2 Logging Setup
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- Deploy centralized logging solution
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- Configure Gitea application logging
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- Configure reverse proxy access logs
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- Configure database logs
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- Configure system logs collection
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- Set up log parsing and indexing
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- Create log search and visualization dashboards
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### 7.3 Testing
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- Verify logs are being collected
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- Test log search functionality
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- Test log-based alerts (if applicable)
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### Goals:
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- Centralized logging operational
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- All components sending logs to central system
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- Logging concept document completed
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---
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## Phase 8: Redundancy and High Availability
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This phase implements fail-safe operations and redundancy.
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### 8.1 Redundancy Concept Document
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- Document SPOF (Single Points of Failure) analysis
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- Design HA architecture
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- Define failover strategy
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- Define acceptable downtime
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### 8.2 Redundancy Implementation (Optional/Simplified)
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- Implement database redundancy (replication/clustering) OR document approach
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- Implement application redundancy (multiple Gitea instances) OR document approach
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- Implement load balancing OR document approach
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- Document manual failover procedures
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### Goals:
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- Redundancy concept document completed
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- PoC or detailed plan for HA implementation
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- Failover procedures documented
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---
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## Phase 9: Documentation and Final Testing
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This phase consolidates all documentation and performs end-to-end testing.
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### 9.1 Documentation
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- Create comprehensive README
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- Document architecture with diagrams
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- Document all procedures (deployment, updates, backup/restore, failover)
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- Create runbooks for common scenarios
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- Document interview discussion points
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### 9.2 Final Testing
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- Perform end-to-end deployment test
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- Test all automated processes
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- Verify all documentation is accurate
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- Test system under load (optional)
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### 9.3 Repository Organization
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- Store all code and docs in Gitea repository
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- Ensure repository is well-organized
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- Add proper README and documentation
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### Goals:
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- Complete documentation package
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- All automation tested and validated
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- Ready for interview presentation
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---
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## Phase 10: Interview Preparation
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This phase prepares for the interview discussion.
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### 10.1 Preparation
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- Review all concept documents
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- Prepare to explain technology choices
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- Prepare architecture diagrams for presentation
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- Prepare to demonstrate the system
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- List lessons learned and trade-offs made
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- Prepare improvement suggestions
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### Goals:
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- Ready to discuss all aspects of the implementation
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- Demo environment functional and accessible
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- Confident in technology choices and concepts
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---
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## Success Criteria
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- ✅ Gitea accessible via HTTPS through reverse proxy
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- ✅ Installation fully automated and reproducible
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- ✅ Automated updates configured and tested
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- ✅ Comprehensive concept documents for: Backup, Monitoring, Logging, Redundancy
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- ✅ At least one PoC implementation (optional but recommended)
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- ✅ All code and documentation in Git repository
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- ✅ System accessible to interviewer over internet |