feat(cli): Add config command to display current configuration and update CLI help

changelog.md

@@ -1,5 +1,11 @@
 # Changelog
 
+## 2025-03-25 - 2.2.0 - feat(cli)
+Add 'config' command to display current configuration and update CLI help
+
+- Introduce new 'config' command to show SNMP settings, thresholds, and configuration file location
+- Update help text to include details for 'nupst config' command
+
 ## 2025-03-25 - 2.1.0 - feat(cli)
 Add uninstall command to CLI and update shutdown delay for graceful VM shutdown
 

license

@@ -0,0 +1,21 @@
+The MIT License (MIT)
+
+Copyright (c) 2016 Task Venture Capital GmbH
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

ts/00_commitinfo_data.ts

@@ -3,6 +3,6 @@
  */
 export const commitinfo = {
   name: '@serve.zone/nupst',
-  version: '2.1.0',
+  version: '2.2.0',
   description: 'Node.js UPS Shutdown Tool for SNMP-enabled UPS devices'
 }

ts/cli.ts

@@ -101,6 +101,10 @@ export class NupstCli {
       case 'uninstall':
         await this.uninstall();
         break;
+        
+      case 'config':
+        await this.showConfig();
+        break;
 
       case 'help':
       default:
@@ -372,6 +376,7 @@ Usage:
   nupst status         - Show status of the systemd service and UPS status
   nupst setup          - Run the interactive setup to configure SNMP settings
   nupst test           - Test the current configuration by connecting to the UPS
+  nupst config         - Display the current configuration
   nupst update         - Update NUPST from repository and refresh systemd service (requires root)
   nupst uninstall      - Completely uninstall NUPST from the system (requires root)
   nupst help           - Show this help message
@@ -843,6 +848,92 @@ Options:
       }
     }
   }
+  
+  /**
+   * Display the current configuration
+   */
+  private async showConfig(): Promise<void> {
+    try {
+      // Try to load configuration
+      try {
+        await this.nupst.getDaemon().loadConfig();
+      } catch (error) {
+        console.error('┌─ Configuration Error ─────────────────────┐');
+        console.error('│ No configuration found.');
+        console.error('│ Please run \'nupst setup\' first to create a configuration.');
+        console.error('└──────────────────────────────────────────┘');
+        return;
+      }
+      
+      // Get current configuration
+      const config = this.nupst.getDaemon().getConfig();
+      
+      console.log('┌─ NUPST Configuration ──────────────────────┐');
+      
+      // SNMP Settings
+      console.log('│ SNMP Settings:');
+      console.log(`│   Host: ${config.snmp.host}`);
+      console.log(`│   Port: ${config.snmp.port}`);
+      console.log(`│   Version: ${config.snmp.version}`);
+      console.log(`│   UPS Model: ${config.snmp.upsModel || 'cyberpower'}`);
+      
+      if (config.snmp.version === 1 || config.snmp.version === 2) {
+        console.log(`│   Community: ${config.snmp.community}`);
+      } else if (config.snmp.version === 3) {
+        console.log(`│   Security Level: ${config.snmp.securityLevel}`);
+        console.log(`│   Username: ${config.snmp.username}`);
+        
+        // Show auth and privacy details based on security level
+        if (config.snmp.securityLevel === 'authNoPriv' || config.snmp.securityLevel === 'authPriv') {
+          console.log(`│   Auth Protocol: ${config.snmp.authProtocol || 'None'}`);
+        }
+        
+        if (config.snmp.securityLevel === 'authPriv') {
+          console.log(`│   Privacy Protocol: ${config.snmp.privProtocol || 'None'}`);
+        }
+        
+        // Show timeout value
+        console.log(`│   Timeout: ${config.snmp.timeout / 1000} seconds`);
+      }
+      
+      // Show OIDs if custom model is selected
+      if (config.snmp.upsModel === 'custom' && config.snmp.customOIDs) {
+        console.log('│ Custom OIDs:');
+        console.log(`│   Power Status: ${config.snmp.customOIDs.POWER_STATUS || 'Not set'}`);
+        console.log(`│   Battery Capacity: ${config.snmp.customOIDs.BATTERY_CAPACITY || 'Not set'}`);
+        console.log(`│   Battery Runtime: ${config.snmp.customOIDs.BATTERY_RUNTIME || 'Not set'}`);
+      }
+      
+      // Thresholds
+      console.log('│ Thresholds:');
+      console.log(`│   Battery: ${config.thresholds.battery}%`);
+      console.log(`│   Runtime: ${config.thresholds.runtime} minutes`);
+      console.log(`│ Check Interval: ${config.checkInterval / 1000} seconds`);
+      
+      // Configuration file location
+      console.log('│');
+      console.log('│ Configuration File Location:');
+      console.log('│   /etc/nupst/config.json');
+      
+      console.log('└──────────────────────────────────────────┘');
+      
+      // Show service status
+      try {
+        const isActive = execSync('systemctl is-active nupst.service || true').toString().trim() === 'active';
+        const isEnabled = execSync('systemctl is-enabled nupst.service || true').toString().trim() === 'enabled';
+        
+        console.log('┌─ Service Status ─────────────────────────┐');
+        console.log(`│ Service Active: ${isActive ? 'Yes' : 'No'}`);
+        console.log(`│ Service Enabled: ${isEnabled ? 'Yes' : 'No'}`);
+        console.log('└──────────────────────────────────────────┘');
+      } catch (error) {
+        // Ignore errors checking service status
+      }
+      
+    } catch (error) {
+      console.error(`Failed to display configuration: ${error.message}`);
+    }
+  }
 
   /**
    * Completely uninstall NUPST from the system