2.2.0

changelog.md

@@ -1,5 +1,18 @@
 # 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
+
+- Implement uninstall command in ts/cli.ts that locates and executes uninstall.sh with user prompts
+- Update uninstall.sh to support environment variables for configuration and repository removal
+- Increase shutdown delay in ts/snmp/manager.ts from 1 minute to 5 minutes to allow VMs more time to shut down
+
 ## 2025-03-25 - 2.0.1 - fix(cli/systemd)
 Fix status command to pass debug flag and improve systemd status logging output
 

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.

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@serve.zone/nupst",
-  "version": "2.0.1",
+  "version": "2.2.0",
   "description": "Node.js UPS Shutdown Tool for SNMP-enabled UPS devices",
   "main": "dist/index.js",
   "bin": {

ts/00_commitinfo_data.ts

@@ -3,6 +3,6 @@
  */
 export const commitinfo = {
   name: '@serve.zone/nupst',
-  version: '2.0.1',
+  version: '2.2.0',
   description: 'Node.js UPS Shutdown Tool for SNMP-enabled UPS devices'
 }

ts/cli.ts

@@ -1,4 +1,7 @@
 import { execSync } from 'child_process';
+import { promises as fs } from 'fs';
+import { dirname, join } from 'path';
+import { fileURLToPath } from 'url';
 import { Nupst } from './nupst.js';
 
 /**
@@ -94,6 +97,14 @@ export class NupstCli {
       case 'update':
         await this.update();
         break;
+        
+      case 'uninstall':
+        await this.uninstall();
+        break;
+        
+      case 'config':
+        await this.showConfig();
+        break;
 
       case 'help':
       default:
@@ -365,7 +376,9 @@ 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
 
 Options:
@@ -835,4 +848,185 @@ 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
+   */
+  private async uninstall(): Promise<void> {
+    // Check if running as root
+    this.checkRootAccess('This command must be run as root.');
+
+    try {
+      // Import readline module for user input
+      const readline = await import('readline');
+      
+      const rl = readline.createInterface({
+        input: process.stdin,
+        output: process.stdout
+      });
+      
+      // Helper function to prompt for input
+      const prompt = (question: string): Promise<string> => {
+        return new Promise((resolve) => {
+          rl.question(question, (answer: string) => {
+            resolve(answer);
+          });
+        });
+      };
+
+      console.log('\nNUPST Uninstaller');
+      console.log('===============');
+      console.log('This will completely remove NUPST from your system.\n');
+
+      // Ask about removing configuration
+      const removeConfig = await prompt('Do you want to remove the NUPST configuration files? (y/N): ');
+      
+      // Find the uninstall.sh script location
+      let uninstallScriptPath: string;
+      
+      // Try to determine script location based on executable path
+      try {
+        // For ESM, we can use import.meta.url, but since we might be in CJS
+        // we'll use a more reliable approach based on process.argv[1]
+        const binPath = process.argv[1];
+        const modulePath = dirname(dirname(binPath));
+        uninstallScriptPath = join(modulePath, 'uninstall.sh');
+        
+        // Check if the script exists
+        await fs.access(uninstallScriptPath);
+      } catch (error) {
+        // If we can't find it in the expected location, try common installation paths
+        const commonPaths = [
+          '/opt/nupst/uninstall.sh',
+          join(process.cwd(), 'uninstall.sh')
+        ];
+        
+        for (const path of commonPaths) {
+          try {
+            await fs.access(path);
+            uninstallScriptPath = path;
+            break;
+          } catch {
+            // Continue to next path
+          }
+        }
+        
+        if (!uninstallScriptPath) {
+          console.error('Could not locate uninstall.sh script. Aborting uninstall.');
+          rl.close();
+          process.exit(1);
+        }
+      }
+      
+      // Close readline before executing script
+      rl.close();
+      
+      // Execute uninstall.sh with the appropriate option
+      console.log(`\nRunning uninstaller from ${uninstallScriptPath}...`);
+      
+      // Pass the configuration removal option as an environment variable
+      const env = {
+        ...process.env,
+        REMOVE_CONFIG: removeConfig.toLowerCase() === 'y' ? 'yes' : 'no',
+        REMOVE_REPO: 'yes',  // Always remove repo as requested
+        NUPST_CLI_CALL: 'true'  // Flag to indicate this is being called from CLI
+      };
+      
+      // Run the uninstall script with sudo
+      execSync(`sudo bash ${uninstallScriptPath}`, { 
+        env,
+        stdio: 'inherit'  // Show output in the terminal
+      });
+      
+    } catch (error) {
+      console.error(`Uninstall failed: ${error.message}`);
+      process.exit(1);
+    }
+  }
 }

ts/snmp/manager.ts

@@ -514,9 +514,10 @@ export class NupstSnmp {
   public async initiateShutdown(reason: string): Promise<void> {
     console.log(`Initiating system shutdown due to: ${reason}`);
     try {
-      // Execute shutdown command
+      // Execute shutdown command with 5 minute delay to allow for VM graceful shutdown
-      const { stdout } = await execAsync('shutdown -h +1 "UPS battery critical, shutting down in 1 minute"');
+      const { stdout } = await execAsync('shutdown -h +5 "UPS battery critical, shutting down in 5 minutes"');
       console.log('Shutdown initiated:', stdout);
+      console.log('Allowing 5 minutes for VMs to shut down safely');
     } catch (error) {
       console.error('Failed to initiate shutdown:', error);
       // Try a different method if first one fails

uninstall.sh

@@ -5,13 +5,22 @@
 
 # Check if running as root
 if [ "$EUID" -ne 0 ]; then
-  echo "Please run as root (sudo ./uninstall.sh)"
+  echo "Please run as root (sudo nupst uninstall or sudo ./uninstall.sh)"
   exit 1
 fi
 
+# This script can be called directly or through the CLI
+# When called through the CLI, environment variables are set
+# REMOVE_CONFIG=yes|no - whether to remove configuration files
+# REMOVE_REPO=yes|no - whether to remove the repository
+
+# If not set through CLI, use defaults
+REMOVE_CONFIG=${REMOVE_CONFIG:-"no"}
+REMOVE_REPO=${REMOVE_REPO:-"no"}
+
 echo "NUPST Uninstaller"
 echo "================="
-echo "This script will completely remove NUPST from your system."
+echo "This will completely remove NUPST from your system."
 
 # Find the directory where this script is located
 SCRIPT_DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )"
@@ -37,20 +46,52 @@ if [ -L "/usr/local/bin/nupst" ]; then
   rm -f /usr/local/bin/nupst
 fi
 
-# Step 3: Ask about removing configuration
+# Step 3: Remove configuration if requested
-read -p "Do you want to remove the NUPST configuration files? (y/N) " -n 1 -r
+if [ "$REMOVE_CONFIG" = "yes" ]; then
-echo
-if [[ $REPLY =~ ^[Yy]$ ]]; then
   echo "Removing configuration files..."
   rm -rf /etc/nupst
+else
+  # If not called through CLI, ask user
+  if [ -z "$NUPST_CLI_CALL" ]; then
+    read -p "Do you want to remove the NUPST configuration files? (y/N) " -n 1 -r
+    echo
+    if [[ $REPLY =~ ^[Yy]$ ]]; then
+      echo "Removing configuration files..."
+      rm -rf /etc/nupst
+    fi
+  fi
 fi
 
-# Step 4: Check if this was a git installation
+# Step 4: Remove repository if requested
-if [ -d "$SCRIPT_DIR/.git" ]; then
+if [ "$REMOVE_REPO" = "yes" ]; then
-  echo
+  if [ -d "$SCRIPT_DIR/.git" ]; then
-  echo "This appears to be a git installation. The local repository will remain intact."
+    echo "Removing NUPST repository directory..."
-  echo "If you wish to completely remove it, you can delete the directory:"
+    
-  echo "  rm -rf $SCRIPT_DIR"
+    # Get parent directory to remove it after the script exits
+    PARENT_DIR=$(dirname "$SCRIPT_DIR")
+    REPO_NAME=$(basename "$SCRIPT_DIR")
+    
+    # Create a temporary cleanup script
+    CLEANUP_SCRIPT=$(mktemp)
+    echo "#!/bin/bash" > "$CLEANUP_SCRIPT"
+    echo "sleep 1" >> "$CLEANUP_SCRIPT"
+    echo "rm -rf \"$SCRIPT_DIR\"" >> "$CLEANUP_SCRIPT"
+    echo "echo \"NUPST repository has been removed.\"" >> "$CLEANUP_SCRIPT"
+    chmod +x "$CLEANUP_SCRIPT"
+    
+    # Run the cleanup script in the background
+    nohup "$CLEANUP_SCRIPT" > /dev/null 2>&1 &
+    
+    echo "NUPST repository will be removed after uninstaller exits."
+  else 
+    echo "No git repository found."
+  fi
+else
+  # If not requested, just display info
+  if [ -d "$SCRIPT_DIR/.git" ]; then
+    echo
+    echo "NUPST repository at $SCRIPT_DIR will remain intact."
+  fi
 fi
 
 # Check for npm global installation