Removed type definitions of config variables

[psmysqlbackup.git] / psmysqlbackup.ps1

diff --git a/psmysqlbackup.ps1 b/psmysqlbackup.ps1
index 164bdeb93d17a25ea887e2b975c533799536c06e..cc422a6d3da48dd12e3db028e74c880faed8d710 100644 (file)
--- a/psmysqlbackup.ps1
+++ b/psmysqlbackup.ps1
@@ -1,28 +1,76 @@
-[String]$configMysqlHost = "localhost"
-[String]$configMysqlUser = "backup"
-[String]$configMysqlPassword = "backup"
+# Config

 
 

-[String]$configMysqlCli = "C:\Program Files\MariaDB 10.5\bin\mysql.exe"
-[String]$configMysqldumpCli = "C:\Program Files\MariaDB 10.5\bin\mysqldump.exe"
+$configMysqlHost = "localhost"
+$configMysqlPort = 3306
+$configMysqlUser = "backup"
+$configMysqlPassword = "backup"

 
 

-[String]$configBackupDir = "backup"
-[String]$configRotate = 7
+$configMysqlCli = "C:\Program Files\MariaDB 10.5\bin\mysql.exe"
+$configMysqldumpCli = "C:\Program Files\MariaDB 10.5\bin\mysqldump.exe"
+
+$configBackupDir = "backup"
+$configRotate = 7
+
+$configDbBackup = @()
+$configDbExclusions = @("test")
+
+# End of config
+
+$defaultExclusions = @("information_schema", "performance_schema")

 
 function Get-Databases() {
 
 function Get-Databases() {

-    $databaseString = (& $configMysqlCli --host=$configMysqlHost --user=$configMysqlUser --password=$configMysqlPassword --batch --skip-column-names -e "SHOW DATABASES;")
+    $databaseString = (& $configMysqlCli --host=$configMysqlHost --port=$configMysqlPort --user=$configMysqlUser --password=$configMysqlPassword --batch --skip-column-names -e "SHOW DATABASES;")

     $databases = $databaseString.split([Environment]::NewLine)
 
     return $databases
 }
 
 function Create-Backup([String]$database, [String]$target) {
     $databases = $databaseString.split([Environment]::NewLine)
 
     return $databases
 }
 
 function Create-Backup([String]$database, [String]$target) {

-    & $configMysqldumpCli --host=$configMysqlHost --user=$configMysqlUser --password=$configMysqlPassword --single-transaction --result-file=$target $database
+    & $configMysqldumpCli --host=$configMysqlHost --port=$configMysqlPort --user=$configMysqlUser --password=$configMysqlPassword --single-transaction --result-file=$target $database

 }
 
 }
 

-$databases = Get-Databases | Where-Object { $_ -ne "information_schema" -and $_ -ne "performance_schema"}
+function Rotate-Backups($backupDir) {
+    if($configRotate -le 0) {
+               return
+       }
+       
+       $keepBackupsCount = $configRotate
+       
+       Get-ChildItem $backupDir -File | Where-Object {($_.Name -match "^backup-.+-\d{8,}-\d{6}\.sql$")} | Sort-Object -Descending |
+       Foreach-Object {
+               if($keepBackupsCount -ge 0) {
+                       $keepBackupsCount--
+               }
+               
+               if($keepBackupsCount -eq -1) {
+                       Write-Output "Deleting backup $($_.FullName)"
+                       Remove-Item -Force $_.FullName
+               }
+       }
+}
+
+$currDaytime = Get-Date -format "yyyyMMdd-HHmmss"
+
+$databases = Get-Databases | Where-Object {!($_ -in $defaultExclusions -or $_ -in $configDbExclusions)}
+
+$databasesToBackup = @()
+
+if($configDbBackup -and $configDbBackup.count -gt 0) {
+    $databasesToBackup = $configDbBackup
+}
+else {
+    $databasesToBackup = $databases
+}
+
+foreach($d in $databasesToBackup) {
+    $databaseBackupDir = Join-Path -Path $configBackupDir -ChildPath $d
+
+    if(!(Test-Path $databaseBackupDir)) {
+        New-Item -ItemType directory -Path $databaseBackupDir -ErrorAction Stop | Out-Null
+    }

 
 

-foreach($d in $databases) {
-    $backupFile = $configBackupDir + "\" + $d + ".sql"
-    Write-Output "Backing up $d to $backupFile..."
-    Create-Backup $d $backupFile
+    $databaseBackupFile = Join-Path -Path $databaseBackupDir -ChildPath "backup-$d-$currDaytime.sql"
+    Write-Output "Backing up $d to $databaseBackupFile..."
+    Create-Backup $d $databaseBackupFile
+    Rotate-Backups $databaseBackupDir

 }
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 }
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