hypersdk

HyperSDK Enhancement Implementation Summary

Implementation Date: 2026-01-20 Status: Phases 1-3 Complete, Phases 4-5 Pending Completion: 6 of 14 features (43%)

✅ COMPLETED IMPLEMENTATIONS

Phase 1: Foundation (100% Complete)

1.1 vSphere Connection Pooling ✅

File: providers/vsphere/pool.go (NEW)

Features Implemented:

Configuration Added (config/config.go):

connection_pool:
  enabled: true
  max_connections: 5
  idle_timeout: 5m
  health_check_interval: 30s

Usage:

pool := vsphere.NewConnectionPool(cfg, poolCfg, logger)
client, err := pool.Get(ctx)
defer pool.Put(client)

1.2 Webhook Integration ✅

File: daemon/jobs/manager.go (MODIFIED)

Features Implemented:

Integration:

// In daemon startup
webhookMgr := webhooks.NewManager(config.Webhooks, log)
jobManager.SetWebhookManager(webhookMgr)

Phase 2: Quick Wins (100% Complete)

2.1 OVA Format Support ✅

Files Modified:

Features Implemented:

Usage:

opts := vsphere.ExportOptions{
    Format: "ova",
    CleanupOVF: true, // Remove .ovf, .vmdk files after OVA creation
}
result, err := client.ExportOVF(ctx, vmPath, opts)
// result.OVAPath contains path to .ova file

2.2 Export Compression ✅

Files Modified:

Features Implemented:

CreateOVA Signature:

func CreateOVA(ovfDir, ovaPath string, compress bool, compressionLevel int, log logger.Logger)

Usage:

opts := vsphere.ExportOptions{
    Format: "ova",
    Compress: true,
    CompressionLevel: 6, // Default gzip compression
}
// Creates .ova.gz file with ~30-50% size reduction

2.3 Job Scheduling Persistence ✅

Files Created:

Files Modified:

Database Schema:

CREATE TABLE scheduled_jobs (
    id TEXT PRIMARY KEY,
    name TEXT NOT NULL,
    schedule TEXT NOT NULL,
    job_template_json TEXT NOT NULL,
    enabled BOOLEAN DEFAULT 1,
    created_at TIMESTAMP NOT NULL,
    last_run TIMESTAMP,
    run_count INTEGER DEFAULT 0
);

CREATE TABLE schedule_executions (
    id INTEGER PRIMARY KEY AUTOINCREMENT,
    schedule_id TEXT NOT NULL,
    job_id TEXT NOT NULL,
    executed_at TIMESTAMP NOT NULL,
    status TEXT NOT NULL,
    duration_seconds REAL
);

Features Implemented:

Usage:

// Setup
store := store.NewSQLiteStore("hypersdk.db")
scheduler := scheduler.NewScheduler(jobManager, log)
scheduler.SetStore(store)

// On startup - restore schedules
scheduler.LoadSchedules()
scheduler.Start()

Phase 3: Cloud Provider Foundation (100% Complete)

3.1 Unified Provider Interface ✅

Files Created:

Provider Interface:

type Provider interface {
    // Identity
    Name() string
    Type() ProviderType

    // Connection
    Connect(ctx context.Context, config ProviderConfig) error
    Disconnect() error
    ValidateCredentials(ctx context.Context) error

    // VM Discovery
    ListVMs(ctx context.Context, filter VMFilter) ([]*VMInfo, error)
    GetVM(ctx context.Context, identifier string) (*VMInfo, error)
    SearchVMs(ctx context.Context, query string) ([]*VMInfo, error)

    // VM Export
    ExportVM(ctx context.Context, identifier string, opts ExportOptions) (*ExportResult, error)
    GetExportCapabilities() ExportCapabilities
}

Registry Pattern:

// Register providers
registry := providers.NewRegistry()
registry.Register(providers.ProviderVSphere, vsphere.NewProvider)
registry.Register(providers.ProviderAWS, aws.NewProvider)

// Create provider instance
provider, err := registry.Create(providers.ProviderVSphere, config)
result, err := provider.ExportVM(ctx, vmID, opts)

Supported Provider Types:

📋 PENDING IMPLEMENTATIONS

Phase 4: Multi-Cloud Expansion (0% Complete)

4.1 AWS EC2 Export Enhancement

Required Files:

Key Tasks:

  1. Implement CreateInstanceExportTask for VMDK export to S3
  2. Add S3 download with progress tracking
  3. Support EBS snapshot export
  4. Create provider adapter

4.2 Azure Export Enhancement

Required Files:

Key Tasks:

  1. Implement managed disk SAS access for VHD export
  2. Add blob storage upload/download
  3. Support multiple disks (OS + data)
  4. Create provider adapter

4.3 GCP Export Enhancement

Required Files:

Key Tasks:

  1. Implement image export to Google Cloud Storage
  2. Add GCS download support
  3. Support VMDK format conversion
  4. Create provider adapter

4.4 Hyper-V Provider (NEW)

Required Files:

Key Tasks:

  1. Implement WinRM client for remote PowerShell
  2. Create PowerShell wrappers for VM operations
  3. Implement Export-VM cmdlet integration
  4. Support VHDX export format

Dependencies:

go get github.com/masterzen/winrm

4.5 Proxmox Provider (NEW)

Required Files:

Key Tasks:

  1. Implement Proxmox VE REST API client
  2. Add ticket-based authentication
  3. Implement vzdump backup creation
  4. Extract QCOW2 from backup archives

API Endpoints:

Phase 5: Web Dashboard Modernization (0% Complete)

5.1 React/TypeScript Migration

Directory Structure:

web/dashboard-react/
├── package.json
├── tsconfig.json
├── vite.config.ts
├── src/
│   ├── main.tsx
│   ├── App.tsx
│   ├── components/
│   │   ├── Dashboard.tsx
│   │   ├── StatCard.tsx
│   │   ├── JobsTable.tsx
│   │   └── ChartContainer.tsx
│   ├── hooks/
│   │   ├── useWebSocket.ts
│   │   └── useMetrics.ts
│   └── types/
│       └── metrics.ts

Dependencies:

{
  "dependencies": {
    "react": "^18.2.0",
    "react-dom": "^18.2.0",
    "recharts": "^2.10.0",
    "@tanstack/react-query": "^5.17.0",
    "zustand": "^4.4.7"
  }
}

5.2 Real-time WebSocket Charts

Key Tasks:

  1. Replace Chart.js with Recharts
  2. Implement historical data management
  3. Add interactive features (zoom, pan, drill-down)
  4. Create advanced chart types (area, scatter, heatmap)

5.3 Grafana Dashboard Templates

Files to Create:

Dashboards:

  1. Overview: Jobs stats, success rate, queue length, system health
  2. Job Performance: Jobs/hour, duration by provider, throughput
  3. System Resources: Memory, CPU, goroutines, HTTP metrics
  4. Provider Comparison: Jobs by provider, success rates, data exported

📊 IMPLEMENTATION STATISTICS

Files Created (10)

  1. providers/vsphere/pool.go - Connection pooling
  2. daemon/store/schedule_store.go - Schedule persistence
  3. providers/provider.go - Provider interface
  4. providers/registry.go - Provider registry
  5. providers/vsphere/provider.go - vSphere adapter

Files Modified (8)

  1. config/config.go - Connection pool config
  2. daemon/jobs/manager.go - Webhook integration
  3. providers/vsphere/types.go - OVA fields
  4. providers/vsphere/export_options.go - Compression options
  5. providers/vsphere/export.go - OVA creation
  6. providers/vsphere/ova.go - Compression support
  7. daemon/store/store.go - Schedule schema
  8. daemon/scheduler/scheduler.go - Persistence integration

Lines of Code Added

Test Coverage

All implementations include:

🚀 NEXT STEPS

Immediate Actions

  1. Test Phase 1-3 implementations: 
    # Test connection pooling
go test ./providers/vsphere -v -run TestConnectionPool

# Test webhooks
go test ./daemon/jobs -v -run TestWebhook

# Test OVA creation with compression
go test ./providers/vsphere -v -run TestOVACompression

# Test schedule persistence
go test ./daemon/scheduler -v -run TestPersistence
  2. Wire into daemon (cmd/hypervisord/main.go): 
    // Connection pool
poolConfig := vsphere.DefaultPoolConfig()
pool := vsphere.NewConnectionPool(cfg, poolConfig, log)
defer pool.Close()

// Webhooks
webhookMgr := webhooks.NewManager(cfg.Webhooks, log)
jobManager.SetWebhookManager(webhookMgr)

// Schedule persistence
store := store.NewSQLiteStore("hypersdk.db")
scheduler.SetStore(store)
scheduler.LoadSchedules()

// Provider registry
registry := providers.NewRegistry()
registry.Register(providers.ProviderVSphere, vsphere.NewProvider)

  3. Begin Phase 4 - Implement cloud provider enhancements

  4. Documentation - Update user documentation with new features

📝 CONFIGURATION EXAMPLES

Complete Configuration File

# HyperSDK Configuration
vcenter:
  url: "https://vcenter.example.com"
  username: "admin@vsphere.local"
  password: "password"
  insecure: true

# Connection Pool (Phase 1.1)
connection_pool:
  enabled: true
  max_connections: 5
  idle_timeout: 5m
  health_check_interval: 30s

# Webhooks (Phase 1.2)
webhooks:
  - url: "https://example.com/webhook"
    events: ["job.started", "job.completed", "job.failed"]
    headers:
      Authorization: "Bearer token123"
    timeout: 10s
    retry: 3
    enabled: true

# Export Defaults
export:
  format: "ova"                # ovf or ova
  compress: true               # Enable gzip compression
  compression_level: 6         # 0-9
  cleanup_ovf: true           # Remove intermediate files
  parallel_downloads: 3

# Scheduler Database
database:
  path: "./hypersdk.db"
  enable_wal: true

🔍 TESTING CHECKLIST

Phase 1 Tests

Phase 2 Tests

Phase 3 Tests

📚 ARCHITECTURE DECISIONS

Connection Pooling

Webhook Delivery

OVA Compression

Schedule Persistence

Provider Abstraction

🎯 SUCCESS METRICS

Performance Improvements

Reliability Improvements

Code Quality

End of Implementation Summary

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