cloudly/ts/manager.task/predefinedtasks.ts

import * as plugins from '../plugins.js';
import { CloudlyTaskManager } from './classes.taskmanager.js';
import { logger } from '../logger.js';

/**
 * Create and register all predefined tasks
 */
export function createPredefinedTasks(taskManager: CloudlyTaskManager) {
  
  // DNS Sync Task
  const dnsSync = new plugins.taskbuffer.Task({
    name: 'dns-sync',
    taskFunction: async () => {
      const execution = taskManager.getCurrentExecution('dns-sync');
      const dnsManager = taskManager.cloudlyRef.dnsManager;
      
      try {
        await execution?.addLog('Starting DNS synchronization...', 'info');
        
        // Get all DNS entries marked as external
        const dnsEntries = await dnsManager.CDnsEntry.getInstances({
          'data.sourceType': 'external',
        });
        
        await execution?.addLog(`Found ${dnsEntries.length} external DNS entries to sync`, 'info');
        await execution?.setMetric('totalEntries', dnsEntries.length);
        
        let syncedCount = 0;
        let failedCount = 0;
        
        for (const entry of dnsEntries) {
          try {
            // TODO: Implement actual sync with external DNS provider
            await execution?.addLog(`Syncing DNS entry: ${entry.data.name}.${entry.data.zone}`, 'info');
            syncedCount++;
          } catch (error) {
            await execution?.addLog(`Failed to sync ${entry.data.name}: ${error.message}`, 'warning');
            failedCount++;
          }
        }
        
        await execution?.setMetric('syncedCount', syncedCount);
        await execution?.setMetric('failedCount', failedCount);
        await execution?.addLog(`DNS sync completed: ${syncedCount} synced, ${failedCount} failed`, 'success');
        
        return { synced: syncedCount, failed: failedCount };
      } catch (error) {
        await execution?.addLog(`DNS sync error: ${error.message}`, 'error');
        throw error;
      }
    },
  });
  
  taskManager.registerTask('dns-sync', dnsSync, {
    description: 'Synchronize DNS entries with external providers',
    category: 'system',
    schedule: '0 */6 * * *', // Every 6 hours
    enabled: true,
  });
  
  // Certificate Renewal Task
  const certRenewal = new plugins.taskbuffer.Task({
    name: 'cert-renewal',
    taskFunction: async () => {
      const execution = taskManager.getCurrentExecution('cert-renewal');
      
      try {
        await execution?.addLog('Checking certificates for renewal...', 'info');
        
        // Get all domains
        const domains = await taskManager.cloudlyRef.domainManager.CDomain.getInstances({});
        await execution?.setMetric('totalDomains', domains.length);
        
        let renewedCount = 0;
        let upToDateCount = 0;
        
        for (const domain of domains) {
          // TODO: Check certificate expiry and renew if needed
          await execution?.addLog(`Checking certificate for ${domain.data.name}`, 'info');
          
          // Placeholder logic
          const needsRenewal = Math.random() > 0.8; // 20% chance for demo
          
          if (needsRenewal) {
            await execution?.addLog(`Renewing certificate for ${domain.data.name}`, 'info');
            // TODO: Actual renewal logic
            renewedCount++;
          } else {
            upToDateCount++;
          }
        }
        
        await execution?.setMetric('renewedCount', renewedCount);
        await execution?.setMetric('upToDateCount', upToDateCount);
        await execution?.addLog(`Certificate check completed: ${renewedCount} renewed, ${upToDateCount} up to date`, 'success');
        
        return { renewed: renewedCount, upToDate: upToDateCount };
      } catch (error) {
        await execution?.addLog(`Certificate renewal error: ${error.message}`, 'error');
        throw error;
      }
    },
  });
  
  taskManager.registerTask('cert-renewal', certRenewal, {
    description: 'Check and renew SSL certificates',
    category: 'security',
    schedule: '0 2 * * *', // Daily at 2 AM
    enabled: true,
  });
  
  // Cleanup Task
  const cleanup = new plugins.taskbuffer.Task({
    name: 'cleanup',
    taskFunction: async () => {
      const execution = taskManager.getCurrentExecution('cleanup');
      
      try {
        await execution?.addLog('Starting cleanup tasks...', 'info');
        
        // Clean up old task executions
        await execution?.addLog('Cleaning old task executions...', 'info');
        const deletedExecutions = await taskManager.CTaskExecution.cleanupOldExecutions(30);
        await execution?.setMetric('deletedExecutions', deletedExecutions);
        
        // TODO: Clean up old logs
        await execution?.addLog('Cleaning old logs...', 'info');
        // Placeholder
        const deletedLogs = 0;
        await execution?.setMetric('deletedLogs', deletedLogs);
        
        // TODO: Clean up Docker images
        await execution?.addLog('Cleaning unused Docker images...', 'info');
        // Placeholder
        const deletedImages = 0;
        await execution?.setMetric('deletedImages', deletedImages);
        
        await execution?.addLog(`Cleanup completed: ${deletedExecutions} executions, ${deletedLogs} logs, ${deletedImages} images deleted`, 'success');
        
        return { 
          executions: deletedExecutions,
          logs: deletedLogs,
          images: deletedImages,
        };
      } catch (error) {
        await execution?.addLog(`Cleanup error: ${error.message}`, 'error');
        throw error;
      }
    },
  });
  
  taskManager.registerTask('cleanup', cleanup, {
    description: 'Remove old logs, executions, and temporary files',
    category: 'cleanup',
    schedule: '0 3 * * *', // Daily at 3 AM
    enabled: true,
  });
  
  // Health Check Task
  const healthCheck = new plugins.taskbuffer.Task({
    name: 'health-check',
    taskFunction: async () => {
      const execution = taskManager.getCurrentExecution('health-check');
      
      try {
        await execution?.addLog('Starting health checks...', 'info');
        
        // Check all deployments
        const deployments = await taskManager.cloudlyRef.deploymentManager.getAllDeployments();
        await execution?.setMetric('totalDeployments', deployments.length);
        
        let healthyCount = 0;
        let unhealthyCount = 0;
        const issues = [];
        
        for (const deployment of deployments) {
          if (deployment.status === 'running') {
            // TODO: Actual health check logic
            const isHealthy = Math.random() > 0.1; // 90% healthy for demo
            
            if (isHealthy) {
              healthyCount++;
            } else {
              unhealthyCount++;
              issues.push({
                deploymentId: deployment.id,
                serviceId: deployment.serviceId,
                issue: 'Health check failed',
              });
              await execution?.addLog(`Deployment ${deployment.id} is unhealthy`, 'warning');
            }
          }
        }
        
        await execution?.setMetric('healthyCount', healthyCount);
        await execution?.setMetric('unhealthyCount', unhealthyCount);
        await execution?.setMetric('issues', issues);
        
        const severity = unhealthyCount > 0 ? 'warning' : 'success';
        await execution?.addLog(
          `Health check completed: ${healthyCount} healthy, ${unhealthyCount} unhealthy`,
          severity as any
        );
        
        return { healthy: healthyCount, unhealthy: unhealthyCount, issues };
      } catch (error) {
        await execution?.addLog(`Health check error: ${error.message}`, 'error');
        throw error;
      }
    },
  });
  
  taskManager.registerTask('health-check', healthCheck, {
    description: 'Monitor service health across deployments',
    category: 'monitoring',
    schedule: '*/15 * * * *', // Every 15 minutes
    enabled: true,
  });
  
  // Resource Usage Report
  const resourceReport = new plugins.taskbuffer.Task({
    name: 'resource-report',
    taskFunction: async () => {
      const execution = taskManager.getCurrentExecution('resource-report');
      
      try {
        await execution?.addLog('Generating resource usage report...', 'info');
        
        // Get all nodes
        const nodes = await taskManager.cloudlyRef.nodeManager.CClusterNode.getInstances({});
        
        const report = {
          timestamp: Date.now(),
          nodes: [],
          totalCpu: 0,
          totalMemory: 0,
          totalDisk: 0,
        };
        
        for (const node of nodes) {
          // TODO: Get actual resource usage
          const nodeUsage = {
            nodeId: node.id,
            nodeName: node.data.name,
            cpu: Math.random() * 100, // Placeholder
            memory: Math.random() * 100, // Placeholder
            disk: Math.random() * 100, // Placeholder
          };
          
          report.nodes.push(nodeUsage);
          report.totalCpu += nodeUsage.cpu;
          report.totalMemory += nodeUsage.memory;
          report.totalDisk += nodeUsage.disk;
        }
        
        // Calculate averages
        if (nodes.length > 0) {
          report.totalCpu /= nodes.length;
          report.totalMemory /= nodes.length;
          report.totalDisk /= nodes.length;
        }
        
        await execution?.setMetric('report', report);
        await execution?.addLog(
          `Resource report generated: Avg CPU ${report.totalCpu.toFixed(1)}%, Memory ${report.totalMemory.toFixed(1)}%, Disk ${report.totalDisk.toFixed(1)}%`,
          'success'
        );
        
        return report;
      } catch (error) {
        await execution?.addLog(`Resource report error: ${error.message}`, 'error');
        throw error;
      }
    },
  });
  
  taskManager.registerTask('resource-report', resourceReport, {
    description: 'Generate resource usage reports',
    category: 'monitoring',
    schedule: '0 * * * *', // Every hour
    enabled: true,
  });
  
  // Database Maintenance
  const dbMaintenance = new plugins.taskbuffer.Task({
    name: 'db-maintenance',
    taskFunction: async () => {
      const execution = taskManager.getCurrentExecution('db-maintenance');
      
      try {
        await execution?.addLog('Starting database maintenance...', 'info');
        
        // TODO: Implement actual database maintenance
        await execution?.addLog('Analyzing indexes...', 'info');
        await execution?.addLog('Compacting collections...', 'info');
        await execution?.addLog('Updating statistics...', 'info');
        
        await execution?.setMetric('collectionsOptimized', 5); // Placeholder
        await execution?.setMetric('indexesRebuilt', 3); // Placeholder
        
        await execution?.addLog('Database maintenance completed', 'success');
        
        return { success: true };
      } catch (error) {
        await execution?.addLog(`Database maintenance error: ${error.message}`, 'error');
        throw error;
      }
    },
  });
  
  taskManager.registerTask('db-maintenance', dbMaintenance, {
    description: 'Optimize database performance',
    category: 'maintenance',
    schedule: '0 4 * * 0', // Weekly on Sunday at 4 AM
    enabled: true,
  });
  
  // Security Scan
  const securityScan = new plugins.taskbuffer.Task({
    name: 'security-scan',
    taskFunction: async () => {
      const execution = taskManager.getCurrentExecution('security-scan');
      
      try {
        await execution?.addLog('Starting security scan...', 'info');
        
        const vulnerabilities = [];
        
        // Check for exposed ports
        await execution?.addLog('Checking for exposed ports...', 'info');
        // TODO: Actual port scanning logic
        
        // Check for outdated images
        await execution?.addLog('Checking for outdated images...', 'info');
        const images = await taskManager.cloudlyRef.imageManager.CImage.getInstances({});
        
        for (const image of images) {
          // TODO: Check if image is outdated
          const isOutdated = Math.random() > 0.7; // 30% outdated for demo
          
          if (isOutdated) {
            vulnerabilities.push({
              type: 'outdated-image',
              severity: 'medium',
              image: image.data.name,
              version: image.data.version,
            });
          }
        }
        
        // Check for weak passwords
        await execution?.addLog('Checking for weak configurations...', 'info');
        // TODO: Configuration checks
        
        await execution?.setMetric('vulnerabilitiesFound', vulnerabilities.length);
        await execution?.setMetric('vulnerabilities', vulnerabilities);
        
        const severity = vulnerabilities.length > 0 ? 'warning' : 'success';
        await execution?.addLog(
          `Security scan completed: ${vulnerabilities.length} vulnerabilities found`,
          severity as any
        );
        
        return { vulnerabilities };
      } catch (error) {
        await execution?.addLog(`Security scan error: ${error.message}`, 'error');
        throw error;
      }
    },
  });
  
  taskManager.registerTask('security-scan', securityScan, {
    description: 'Run security checks on services',
    category: 'security',
    schedule: '0 1 * * *', // Daily at 1 AM
    enabled: true,
  });
  
  // Docker Cleanup
  const dockerCleanup = new plugins.taskbuffer.Task({
    name: 'docker-cleanup',
    taskFunction: async () => {
      const execution = taskManager.getCurrentExecution('docker-cleanup');
      
      try {
        await execution?.addLog('Starting Docker cleanup...', 'info');
        
        // TODO: Implement actual Docker cleanup
        await execution?.addLog('Removing stopped containers...', 'info');
        const removedContainers = 0; // Placeholder
        
        await execution?.addLog('Removing unused images...', 'info');
        const removedImages = 0; // Placeholder
        
        await execution?.addLog('Removing unused volumes...', 'info');
        const removedVolumes = 0; // Placeholder
        
        await execution?.addLog('Removing unused networks...', 'info');
        const removedNetworks = 0; // Placeholder
        
        await execution?.setMetric('removedContainers', removedContainers);
        await execution?.setMetric('removedImages', removedImages);
        await execution?.setMetric('removedVolumes', removedVolumes);
        await execution?.setMetric('removedNetworks', removedNetworks);
        
        await execution?.addLog(
          `Docker cleanup completed: ${removedContainers} containers, ${removedImages} images, ${removedVolumes} volumes, ${removedNetworks} networks removed`,
          'success'
        );
        
        return {
          containers: removedContainers,
          images: removedImages,
          volumes: removedVolumes,
          networks: removedNetworks,
        };
      } catch (error) {
        await execution?.addLog(`Docker cleanup error: ${error.message}`, 'error');
        throw error;
      }
    },
  });
  
  taskManager.registerTask('docker-cleanup', dockerCleanup, {
    description: 'Remove unused Docker images and containers',
    category: 'cleanup',
    schedule: '0 5 * * *', // Daily at 5 AM
    enabled: true,
  });
  
  logger.log('info', 'Predefined tasks registered successfully');
}