Chariah
126 lines
4.5 KiB
PowerShell
126 lines
4.5 KiB
PowerShell
param(
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[string]$BackupDir = "$PSScriptRoot\..\backups",
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[int]$RetentionDays = 30
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)
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$ErrorActionPreference = "Stop"
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$startTime = Get-Date
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# Ensure backup directory exists
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if (-not (Test-Path $BackupDir)) {
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New-Item -ItemType Directory -Path $BackupDir -Force | Out-Null
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}
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# Determine database URL from env or .env.local
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$dbUrl = $env:DATABASE_URL
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if (-not $dbUrl -and (Test-Path "$PSScriptRoot\..\.env.local")) {
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$envContent = Get-Content "$PSScriptRoot\..\.env.local" -Raw
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if ($envContent -match 'DATABASE_URL=(.+)') {
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$dbUrl = $Matches[1].Trim()
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}
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}
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if (-not $dbUrl) {
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Write-Error "DATABASE_URL not found. Set it as an environment variable or in .env.local"
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exit 1
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}
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# Parse the database URL
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$uri = [System.Uri]$dbUrl
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$pgUser = $uri.UserInfo.Split(':')[0]
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$pgPass = $uri.UserInfo.Split(':')[1]
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$pgHost = $uri.Host
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$pgPort = $uri.Port
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$pgDb = $uri.AbsolutePath.TrimStart('/')
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# Set PGPASSWORD for pg_dump
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$env:PGPASSWORD = $pgPass
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$timestamp = Get-Date -Format "yyyyMMdd_HHmmss"
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$filename = "crm_backup_$timestamp.sql"
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$filepath = Join-Path $BackupDir $filename
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Write-Output "Starting backup of database '$pgDb' to $filepath"
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Write-Output "Database: $pgHost:$pgPort/$pgDb"
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try {
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# Run pg_dump
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$pgDumpPath = if (Get-Command pg_dump -ErrorAction SilentlyContinue) {
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"pg_dump"
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} else {
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"$env:TEMP\pg\pgsql\bin\pg_dump.exe"
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}
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$output = & $pgDumpPath -h $pgHost -p $pgPort -U $pgUser -d $pgDb --format=custom --verbose --file $filename 2>&1
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$exitCode = $LASTEXITCODE
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if ($exitCode -ne 0 -or -not (Test-Path $filename)) {
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throw "pg_dump failed with exit code $exitCode"
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}
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Move-Item -Path $filename -Destination $filepath -Force
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$fileInfo = Get-Item $filepath
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$fileSize = $fileInfo.Length
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# Verify backup by checking if file is valid custom format
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$verifyOutput = & $pgDumpPath -h $pgHost -p $pgPort -U $pgUser -d $pgDb --format=custom --schema-only --file "$filename.verify" 2>&1
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$verifyExitCode = $LASTEXITCODE
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if (Test-Path "$filename.verify") { Remove-Item "$filename.verify" -Force }
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$verificationStatus = if ($verifyExitCode -eq 0) { "verified" } else { "failed" }
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# Calculate duration
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$endTime = Get-Date
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$durationSeconds = [math]::Round(($endTime - $startTime).TotalSeconds)
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# Log the backup
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$logQuery = @"
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INSERT INTO backup_logs (backup_type, status, file_name, file_size_bytes, pg_dump_exit_code, verification_status, started_at, completed_at, duration_seconds, retention_days)
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VALUES ('full', 'completed', '$filename', $fileSize, $exitCode, '$verificationStatus', '$($startTime.ToString("yyyy-MM-dd HH:mm:ss"))', '$($endTime.ToString("yyyy-MM-dd HH:mm:ss"))', $durationSeconds, $RetentionDays);
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"@
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# Try to log to database (may fail if db is not reachable for logging, that's OK)
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try {
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$env:PGPASSWORD = $pgPass
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& $env:TEMP\pg\pgsql\bin\psql.exe -h $pgHost -p $pgPort -U $pgUser -d $pgDb -c $logQuery 2>&1 | Out-Null
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} catch {
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Write-Warning "Could not log backup to database: $_"
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}
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Write-Output "Backup completed successfully:"
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Write-Output " File: $filename"
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Write-Output " Size: $([math]::Round($fileSize / 1MB, 2)) MB"
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Write-Output " Duration: ${durationSeconds}s"
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Write-Output " Status: $verificationStatus"
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# Cleanup old backups (beyond retention period)
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$cutoff = (Get-Date).AddDays(-$RetentionDays)
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$oldBackups = Get-ChildItem $BackupDir -Filter "crm_backup_*.sql" | Where-Object {
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$_.CreationTime -lt $cutoff
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}
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foreach ($old in $oldBackups) {
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Remove-Item $old.FullName -Force
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Write-Output "Removed old backup: $($old.Name)"
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}
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} catch {
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Write-Error "Backup failed: $_"
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# Log failure
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$endTime = Get-Date
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$durationSeconds = [math]::Round(($endTime - $startTime).TotalSeconds)
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$errorMsg = $_.ToString().Replace("'", "''")
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$failQuery = @"
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INSERT INTO backup_logs (backup_type, status, file_name, error_message, pg_dump_exit_code, verification_status, started_at, completed_at, duration_seconds, retention_days)
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VALUES ('full', 'failed', '$filename', '$errorMsg', $exitCode, 'failed', '$($startTime.ToString("yyyy-MM-dd HH:mm:ss"))', '$($endTime.ToString("yyyy-MM-dd HH:mm:ss"))', $durationSeconds, $RetentionDays);
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"@
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try {
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$env:PGPASSWORD = $pgPass
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& $env:TEMP\pg\pgsql\bin\psql.exe -h $pgHost -p $pgPort -U $pgUser -d $pgDb -c $failQuery 2>&1 | Out-Null
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} catch {}
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exit 1
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} finally {
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Remove-Item "Env:PGPASSWORD" -ErrorAction SilentlyContinue
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}
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