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Add optional configuration options for additional parameters to restic calls, $AdditionalParameters and $SelfUpdateParameters and make self update of restic binary configurable via $AllowResticSelfUpdate config option

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This commit is contained in:
Joerg Reuter
2024-03-17 16:26:51 +01:00
parent f759630532
commit 0e8262ab05
3 changed files with 23 additions and 16 deletions
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backup.ps1
+16 -14
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@@ -79,10 +79,10 @@ function Set-BackupState {
function Invoke-Unlock {
Param($SuccessLog, $ErrorLog)
$locks = & $ResticExe list locks --no-lock -q 3>&1 2>> $ErrorLog
$locks = & $ResticExe $AdditionalParameters list locks --no-lock -q 3>&1 2>> $ErrorLog
if($locks.Length -gt 0) {
# unlock the repository (assumes this machine is the only one that will ever use it)
& $ResticExe unlock 3>&1 2>> $ErrorLog | Out-File -Append $SuccessLog
& $ResticExe $AdditionalParameters unlock 3>&1 2>> $ErrorLog | Out-File -Append $SuccessLog
"[[Unlock]] Repository was locked. Unlocking." | Tee-Object -Append $ErrorLog | Out-File -Append $SuccessLog
Start-Sleep 120
}
@@ -127,7 +127,7 @@ function Invoke-Maintenance {
# forget snapshots based upon the retention policy
"[[Maintenance]] Start forgetting..." | Out-File -Append $SuccessLog
& $ResticExe forget $SnapshotRetentionPolicy 3>&1 2>> $ErrorLog | Out-File -Append $SuccessLog
& $ResticExe $AdditionalParameters forget $SnapshotRetentionPolicy 3>&1 2>> $ErrorLog | Out-File -Append $SuccessLog
if(-not $?) {
"[[Maintenance]] Forget operation completed with errors" | Tee-Object -Append $ErrorLog | Out-File -Append $SuccessLog
$maintenance_success = $false
@@ -136,7 +136,7 @@ function Invoke-Maintenance {
# prune (remove) data from the backup step. Running this separate from `forget` because
# `forget` only prunes when it detects removed snapshots upon invocation, not previously removed
"[[Maintenance]] Start pruning..." | Out-File -Append $SuccessLog
& $ResticExe prune $SnapshotPrunePolicy 3>&1 2>> $ErrorLog | Out-File -Append $SuccessLog
& $ResticExe $AdditionalParameters prune $SnapshotPrunePolicy 3>&1 2>> $ErrorLog | Out-File -Append $SuccessLog
if(-not $?) {
"[[Maintenance]] Prune operation completed with errors" | Tee-Object -Append $ErrorLog | Out-File -Append $SuccessLog
$maintenance_success = $false
@@ -163,21 +163,23 @@ function Invoke-Maintenance {
$Script:ResticStateLastDeepMaintenance = Get-Date
}
& $ResticExe check @data_check 3>&1 2>> $ErrorLog | Out-File -Append $SuccessLog
& $ResticExe $AdditionalParameters check @data_check 3>&1 2>> $ErrorLog | Out-File -Append $SuccessLog
if(-not $?) {
"[[Maintenance]] Check completed with errors" | Tee-Object -Append $ErrorLog | Out-File -Append $SuccessLog
$maintenance_success = $false
}
# check for updated restic version
"[[Maintenance]] Checking for new version of restic..." | Out-File -Append $SuccessLog
& $ResticExe self-update 3>&1 2>> $ErrorLog | Out-File -Append $SuccessLog
if(-not $?) {
"[[Maintenance]] Self-update of restic.exe completed with errors" | Tee-Object -Append $ErrorLog | Out-File -Append $SuccessLog
$maintenance_success = $false
}
if($AllowResticSelfUpdate -eq $true) {
# check for updated restic version
"[[Maintenance]] Checking for new version of restic..." | Out-File -Append $SuccessLog
& $ResticExe $SelfUpdateParameters self-update 3>&1 2>> $ErrorLog | Out-File -Append $SuccessLog
if(-not $?) {
"[[Maintenance]] Self-update of restic.exe completed with errors" | Tee-Object -Append $ErrorLog | Out-File -Append $SuccessLog
$maintenance_success = $false
}
"[[Maintenance]] End $(Get-Date)" | Out-File -Append $SuccessLog
"[[Maintenance]] End $(Get-Date)" | Out-File -Append $SuccessLog
}
if($maintenance_success -eq $true) {
$Script:ResticStateLastMaintenance = Get-Date
@@ -278,7 +280,7 @@ function Invoke-Backup {
}
else {
# Launch Restic
& $ResticExe backup $folder_list $vss_option --tag "$tag" --exclude-file=$WindowsExcludeFile --exclude-file=$LocalExcludeFile $AdditionalBackupParameters 3>&1 2>> $ErrorLog | Out-File -Append $SuccessLog
& $ResticExe $AdditionalParameters backup $folder_list $vss_option --tag "$tag" --exclude-file=$WindowsExcludeFile --exclude-file=$LocalExcludeFile $AdditionalBackupParameters 3>&1 2>> $ErrorLog | Out-File -Append $SuccessLog
if(-not $?) {
"[[Backup]] Completed with errors" | Tee-Object -Append $ErrorLog | Out-File -Append $SuccessLog
$return_value = $false