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spotifybackup.ps1
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spotifybackup.ps1
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Import-Module Spotishell
$VersionNumber = '1.0.1'
function Write-Log {
param (
$Message
)
Write-Host "$(Get-Date -UFormat '%F-%T') : $Message"
}
Write-Log "===== spotifybackup v$VersionNumber ====="
# Parse ENV
$BackupHour = $env:BACKUPHOUR ?? 2
$BackupRetention = $env:BACKUPRETENTION ?? 30
$BackupPrefix = $env:BACKUPPREFIX ?? 'SpotifyBackup'
# Verify Spotify Application
try {
Get-SpotifyApplication | Out-Null
}
catch {
Write-Log 'Spotify Application is not set. Please run this configuration command line first : '
Write-Log ' docker run -it --rm -v spotifybackup:/data --entrypoint pwsh spotifybackup:latest setup.ps1'
Write-Log 'Exiting...'
Exit
}
Initialize-SpotifyApplication
$nextBackupTime = (Get-Date).Date.AddHours($BackupHour)
if ($nextBackupTime -le (Get-Date)) { $nextBackupTime = $nextBackupTime.AddDays(1) }
Write-Log ('Now waiting for the next backup time => ' + ($nextBackupTime | Get-Date -UFormat '%F %T'))
$lastBackupTime = Get-Date
while ($true) {
$now = Get-Date
$todayBackupTime = (Get-Date).Date.AddHours($BackupHour)
# if today backup time is between $lastBackupTime and $now, then backup
if ($lastBackupTime -lt $todayBackupTime -and $todayBackupTime -le $now) {
Write-Log 'Backup Time'
$backupFileName = "$BackupPrefix-$(Get-Date -AsUTC -UFormat '%F-%H-%M').json"
Backup-Library -Path "$env:BACKUP_STORE_PATH/$backupFileName"
Write-Log "Library backed up to file '$backupFileName'"
Write-Log 'Cleanup'
$backupFiles = Get-ChildItem -Path $env:BACKUP_STORE_PATH -Filter "$BackupPrefix-*" | Sort-Object -Property Name
if ($backupFiles.Count -gt $BackupRetention) {
foreach ($file in $backupFiles[0..$($backupFiles.Count - $BackupRetention - 1)]) {
Remove-Item $file
Write-Log "$($file.Name) removed"
}
}
else { Write-Log 'No backup file over retention to remove' }
# Update last backup time
$lastBackupTime = $todayBackupTime
Write-Log 'Backup process finished'
}
# Wait 1 second
Start-Sleep -Seconds 1
}