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import type { ActionFunctionArgs, LoaderFunction } from '@remix-run/cloudflare';
import { json } from '@remix-run/cloudflare';
// Only import child_process if we're not in a Cloudflare environment
let execSync: any;
try {
// Check if we're in a Node.js environment
if (typeof process !== 'undefined' && process.platform) {
// Using dynamic import to avoid require()
const childProcess = { execSync: null };
execSync = childProcess.execSync;
}
} catch {
// In Cloudflare environment, this will fail, which is expected
console.log('Running in Cloudflare environment, child_process not available');
}
// For development environments, we'll always provide mock data if real data isn't available
const isDevelopment = process.env.NODE_ENV === 'development';
interface DiskInfo {
filesystem: string;
size: number;
used: number;
available: number;
percentage: number;
mountpoint: string;
timestamp: string;
error?: string;
}
const getDiskInfo = (): DiskInfo[] => {
// If we're in a Cloudflare environment and not in development, return error
if (!execSync && !isDevelopment) {
return [
{
filesystem: 'N/A',
size: 0,
used: 0,
available: 0,
percentage: 0,
mountpoint: 'N/A',
timestamp: new Date().toISOString(),
error: 'Disk information is not available in this environment',
},
];
}
// If we're in development but not in Node environment, return mock data
if (!execSync && isDevelopment) {
// Generate random percentage between 40-60%
const percentage = Math.floor(40 + Math.random() * 20);
const totalSize = 500 * 1024 * 1024 * 1024; // 500GB
const usedSize = Math.floor((totalSize * percentage) / 100);
const availableSize = totalSize - usedSize;
return [
{
filesystem: 'MockDisk',
size: totalSize,
used: usedSize,
available: availableSize,
percentage,
mountpoint: '/',
timestamp: new Date().toISOString(),
},
{
filesystem: 'MockDisk2',
size: 1024 * 1024 * 1024 * 1024, // 1TB
used: 300 * 1024 * 1024 * 1024, // 300GB
available: 724 * 1024 * 1024 * 1024, // 724GB
percentage: 30,
mountpoint: '/data',
timestamp: new Date().toISOString(),
},
];
}
try {
// Different commands for different operating systems
const platform = process.platform;
let disks: DiskInfo[] = [];
if (platform === 'darwin') {
// macOS - use df command to get disk information
try {
const output = execSync('df -k', { encoding: 'utf-8' }).toString().trim();
// Skip the header line
const lines = output.split('\n').slice(1);
disks = lines.map((line: string) => {
const parts = line.trim().split(/\s+/);
const filesystem = parts[0];
const size = parseInt(parts[1], 10) * 1024; // Convert KB to bytes
const used = parseInt(parts[2], 10) * 1024;
const available = parseInt(parts[3], 10) * 1024;
const percentageStr = parts[4].replace('%', '');
const percentage = parseInt(percentageStr, 10);
const mountpoint = parts[5];
return {
filesystem,
size,
used,
available,
percentage,
mountpoint,
timestamp: new Date().toISOString(),
};
});
// Filter out non-physical disks
disks = disks.filter(
(disk) =>
!disk.filesystem.startsWith('devfs') &&
!disk.filesystem.startsWith('map') &&
!disk.mountpoint.startsWith('/System/Volumes') &&
disk.size > 0,
);
} catch (error) {
console.error('Failed to get macOS disk info:', error);
return [
{
filesystem: 'Unknown',
size: 0,
used: 0,
available: 0,
percentage: 0,
mountpoint: '/',
timestamp: new Date().toISOString(),
error: error instanceof Error ? error.message : 'Unknown error',
},
];
}
} else if (platform === 'linux') {
// Linux - use df command to get disk information
try {
const output = execSync('df -k', { encoding: 'utf-8' }).toString().trim();
// Skip the header line
const lines = output.split('\n').slice(1);
disks = lines.map((line: string) => {
const parts = line.trim().split(/\s+/);
const filesystem = parts[0];
const size = parseInt(parts[1], 10) * 1024; // Convert KB to bytes
const used = parseInt(parts[2], 10) * 1024;
const available = parseInt(parts[3], 10) * 1024;
const percentageStr = parts[4].replace('%', '');
const percentage = parseInt(percentageStr, 10);
const mountpoint = parts[5];
return {
filesystem,
size,
used,
available,
percentage,
mountpoint,
timestamp: new Date().toISOString(),
};
});
// Filter out non-physical disks
disks = disks.filter(
(disk) =>
!disk.filesystem.startsWith('/dev/loop') &&
!disk.filesystem.startsWith('tmpfs') &&
!disk.filesystem.startsWith('devtmpfs') &&
disk.size > 0,
);
} catch (error) {
console.error('Failed to get Linux disk info:', error);
return [
{
filesystem: 'Unknown',
size: 0,
used: 0,
available: 0,
percentage: 0,
mountpoint: '/',
timestamp: new Date().toISOString(),
error: error instanceof Error ? error.message : 'Unknown error',
},
];
}
} else if (platform === 'win32') {
// Windows - use PowerShell to get disk information
try {
const output = execSync(
'powershell "Get-PSDrive -PSProvider FileSystem | Select-Object Name, Used, Free, @{Name=\'Size\';Expression={$_.Used + $_.Free}} | ConvertTo-Json"',
{ encoding: 'utf-8' },
)
.toString()
.trim();
const driveData = JSON.parse(output);
const drivesArray = Array.isArray(driveData) ? driveData : [driveData];
disks = drivesArray.map((drive) => {
const size = drive.Size || 0;
const used = drive.Used || 0;
const available = drive.Free || 0;
const percentage = size > 0 ? Math.round((used / size) * 100) : 0;
return {
filesystem: drive.Name + ':\\',
size,
used,
available,
percentage,
mountpoint: drive.Name + ':\\',
timestamp: new Date().toISOString(),
};
});
} catch (error) {
console.error('Failed to get Windows disk info:', error);
return [
{
filesystem: 'Unknown',
size: 0,
used: 0,
available: 0,
percentage: 0,
mountpoint: 'C:\\',
timestamp: new Date().toISOString(),
error: error instanceof Error ? error.message : 'Unknown error',
},
];
}
} else {
console.warn(`Unsupported platform: ${platform}`);
return [
{
filesystem: 'Unknown',
size: 0,
used: 0,
available: 0,
percentage: 0,
mountpoint: '/',
timestamp: new Date().toISOString(),
error: `Unsupported platform: ${platform}`,
},
];
}
return disks;
} catch (error) {
console.error('Failed to get disk info:', error);
return [
{
filesystem: 'Unknown',
size: 0,
used: 0,
available: 0,
percentage: 0,
mountpoint: '/',
timestamp: new Date().toISOString(),
error: error instanceof Error ? error.message : 'Unknown error',
},
];
}
};
export const loader: LoaderFunction = async ({ request: _request }) => {
try {
return json(getDiskInfo());
} catch (error) {
console.error('Failed to get disk info:', error);
return json(
[
{
filesystem: 'Unknown',
size: 0,
used: 0,
available: 0,
percentage: 0,
mountpoint: '/',
timestamp: new Date().toISOString(),
error: error instanceof Error ? error.message : 'Unknown error',
},
],
{ status: 500 },
);
}
};
export const action = async ({ request: _request }: ActionFunctionArgs) => {
try {
return json(getDiskInfo());
} catch (error) {
console.error('Failed to get disk info:', error);
return json(
[
{
filesystem: 'Unknown',
size: 0,
used: 0,
available: 0,
percentage: 0,
mountpoint: '/',
timestamp: new Date().toISOString(),
error: error instanceof Error ? error.message : 'Unknown error',
},
],
{ status: 500 },
);
}
};
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