Add Set-NumericNegative Tool; Seperate Directory check into provider, change directory check from date to relative (20d)

lib/core/tools/Set-NumericNegative.psm1

@@ -0,0 +1,11 @@
+
+function Set-NumericNegative()
+{
+    param(
+        $Value
+    );
+
+    $Value = $Value * -1;
+
+    return $Value;
+}

lib/plugins/Invoke-IcingaCheckDirectory.psm1

@@ -1,4 +1,4 @@
-Import-IcingaLib provider\bios;
+Import-IcingaLib provider\directory;
 
 <#
 .SYNOPSIS
@@ -11,24 +11,24 @@ Import-IcingaLib provider\bios;
    This module is intended to be used to check how many files and directories are within are specified path. 
    Based on the thresholds set the status will change between 'OK', 'WARNING' or 'CRITICAL'. The function will return one of these given codes.
 .EXAMPLE
-   PS>Invoke-IcingaCheckDirectory -Path "C:\Users\Icinga\Downloads" -InvokeIcingaCheck_Int_Warning 20 -InvokeIcingaCheck_Int_Critical 30 -Verbose 3
+   PS>Invoke-IcingaCheckDirectory -Path "C:\Users\Icinga\Downloads" -Warning 20 -Critical 30 -Verbose 3
    [OK]: Check package "C:\Users\Icinga\Downloads" is [OK] (Match All)
     \_ [OK]: C:\Users\Icinga\Downloads is 19
 .EXAMPLE
-   PS>Invoke-IcingaCheckDirectory -Path "C:\Users\Icinga\Downloads" -InvokeIcingaCheck_Int_Warning 20 -InvokeIcingaCheck_Int_Critical 30 -Verbose 3
+   PS>Invoke-IcingaCheckDirectory -Path "C:\Users\Icinga\Downloads" -Warning 20 -Critical 30 -Verbose 3
    [WARNING]: Check package "C:\Users\Icinga\Downloads" is [WARNING] (Match All)
     \_ [WARNING]: C:\Users\Icinga\Downloads is 24
 .EXAMPLE
-   PS>Invoke-IcingaCheckDirectory -Path "C:\Users\Icinga\Downloads" -InvokeIcingaCheck_Int_Warning 20 -InvokeIcingaCheck_Int_Critical 30 -Verbose 3 -YoungerThen 08.10.2018 -OlderThen 10.12.2018
+   PS>Invoke-IcingaCheckDirectory -Path "C:\Users\Icinga\Downloads" -Warning 20 -Critical 30 -Verbose 3 -YoungerThen 20d -OlderThen 10d
    [OK]: Check package "C:\Users\Icinga\Downloads" is [OK] (Match All)
     \_ [OK]: C:\Users\Icinga\Downloads is 1
 .EXAMPLE
-   PS>Invoke-IcingaCheckDirectory -Path "C:\Users\Icinga\Downloads" -FileNames "*.txt","*.sql" -InvokeIcingaCheck_Int_Warning 20 -InvokeIcingaCheck_Int_Critical 30 -Verbose 3
+   PS>Invoke-IcingaCheckDirectory -Path "C:\Users\Icinga\Downloads" -FileNames "*.txt","*.sql" -Warning 20 -Critical 30 -Verbose 3
    [OK]: Check package "C:\Users\Icinga\Downloads" is [OK] (Match All)
     \_ [OK]: C:\Users\Icinga\Downloads is 4
-.PARAMETER IcingaCheckDirectory_Int_Warning
+.PARAMETER Warning
    Used to specify a Warning threshold. In this case an integer value.
-.PARAMETER IcingaCheckDirectory_Int_Critical
+.PARAMETER Critical
    Used to specify a Critical threshold. In this case an integer value.
 .PARAMETER Path
    Used to specify a path.
@@ -36,13 +36,17 @@ Import-IcingaLib provider\bios;
 .PARAMETER FileNames
    Used to specify an array of filenames or expressions to match against.
    
-   e.g '*.txt','.sql' # Fiends all files ending with .txt and .sql
+   e.g '*.txt', '*.sql' # Fiends all files ending with .txt and .sql
 .PARAMETER Recurse
    A switch, which can be set to filter through directories recursively.
 .PARAMETER YoungerThen
-   String that expects input format "MM.dd.yyyy". Used to only filter for files younger then the specified date.
+   String that expects input format like "20d", which translates to 20 days. Allowed units: ms, s, m, h, d, w, M, y.
+
+   Thereby all files younger then 20 days are considered within the check
 .PARAMETER OlderThen
-   String that expects input format "MM.dd.yyyy". Used to only filter for files older then the specified date.
+   String that expects input format like "20d", which translates to 20 days. Allowed units: ms, s, m, h, d, w, M, y.
+
+   Thereby all files older then 20 days are considered within the check
 .INPUTS
    System.String
 .OUTPUTS
@@ -58,38 +62,21 @@ function Invoke-IcingaCheckDirectory()
         [string]$Path,
         [array]$FileNames,
         [switch]$Recurse,
-        [int]$IcingaCheckDirectory_Int_Critical,
+        [int]$Critical,
-        [int]$IcingaCheckDirectory_Int_Warning,
+        [int]$Warning,
         [string]$YoungerThen,
         [string]$OlderThen,
         [int]$Verbose
     );
 
-    if ($Recurse -eq $TRUE) {
+    $DirectoryData  = Get-IcingaDirectoryAll -Path $Path -FileNames $FileNames `
-        $FileCount = (Get-ChildItem -Include $FileNames -Recurse -Path $Path);
+                        -Recurse $Recurse -YoungerThen $YoungerThen -OlderThen $OlderThen;
-    } else {
+    $DirectoryCheck = New-IcingaCheck -Name $Path -Value $DirectoryData.Count -NoPerfData;
-        $FileCount = (Get-ChildItem -Include $FileNames -Path $Path);
-    }
-    
-    if ($OlderThen -ne "" -And $YoungerThen -ne "") {
-        $OlderThen=[datetime]::ParseExact($OlderThen,'MM.dd.yyyy',$null)
-        $YoungerThen=[datetime]::ParseExact($YoungerThen,'MM.dd.yyyy',$null)
-        $FileCount = ($FileCount | Where-Object {$_.LastWriteTime -lt ($OlderThen)}) #| Where-Object {$_LastWriteTime -gt ($YoungerThen)}
-        $FileCount = ($FileCount | Where-Object {$_.LastWriteTime -gt ($YoungerThen)})
-    } elseif ($OlderThen -ne "") {
-        $OlderThen=[datetime]::ParseExact($OlderThen,'MM.dd.yyyy',$null)
-        $FileCount = ($FileCount | Where-Object {$_.LastWriteTime -lt ($OlderThen)})
-    } elseif ($YoungerThen -ne "") {
-        $YoungerThen=[datetime]::ParseExact($YoungerThen,'MM.dd.yyyy',$null)
-        $FileCount = ($FileCount | Where-Object {$_.LastWriteTime -gt ($YoungerThen)})
-    }
-
-    $DirectoryCheck = New-IcingaCheck -Name $Path -Value $FileCount.Count -NoPerfData;
 
     $DirectoryCheck.WarnOutOfRange(
-        ($IcingaCheckDirectory_Int_Warning)
+        ($Warning)
     ).CritOutOfRange(
-        ($IcingaCheckDirectory_Int_Critical)
+        ($Critical)
     ) | Out-Null;
 
     $DirectoryPackage = New-IcingaCheckPackage -Name $Path -OperatorAnd -Checks $DirectoryCheck -Verbose $Verbose;

lib/provider/directory/Icinga_Provider_Directory.psm1

@@ -0,0 +1,57 @@
+Import-IcingaLib core\tools;
+
+function Get-IcingaDirectoryAll()
+{
+    param(
+        [string]$Path,
+        [array]$FileNames,
+        [bool]$Recurse,
+        [string]$YoungerThen,
+        [string]$OlderThen,
+    );
+
+    if ($Recurse -eq $TRUE) {
+        $DirectoryData = Get-ChildItem -Recurse -Path $Path -Include $FileNames;
+    } else {
+        $DirectoryData = Get-ChildItem -Path $Path -Include $FileNames;
+    }
+    
+    if ([string]::IsNullOrEmpty($OlderThen) -eq $FALSE -And [string]::IsNullOrEmpty($YoungerThen) -eq $FALSE) {
+      $OlderThen = Set-NumericNegative (ConvertTo-Seconds $OlderThen);
+      $DirectoryData = ($DirectoryData | Where-Object {$_.LastWriteTime -lt (Get-Date).AddSeconds($OlderThen)})
+      $YoungerThen = Set-NumericNegative (ConvertTo-Seconds $YoungerThen);
+      $DirectoryData = ($DirectoryData | Where-Object {$_.LastWriteTime -gt (Get-Date).AddSeconds($YoungerThen)})
+    } elseif ([string]::IsNullOrEmpty($OlderThen) -eq $FALSE) {
+      $OlderThen = Set-NumericNegative (ConvertTo-Seconds $OlderThen);
+      $DirectoryData = ($DirectoryData | Where-Object {$_.LastWriteTime -lt (Get-Date).AddSeconds($OlderThen)})
+    } elseif ([string]::IsNullOrEmpty($YoungerThen) -eq $FALSE) {
+      $YoungerThen = Set-NumericNegative (ConvertTo-Seconds $YoungerThen);
+      $DirectoryData = ($DirectoryData | Where-Object {$_.LastWriteTime -gt ((Get-Date).AddSeconds($YoungerThen))})
+    }
+
+    return $DirectoryData;
+}
+
+function Get-IcingaDirectory()
+{
+    param(
+        [string]$Path,
+        [array]$FileNames
+    );
+
+    $DirectoryData = Get-ChildItem -Include $FileNames -Path $Path;
+
+    return $DirectoryData;
+}
+
+function Get-IcingaDirectoryRecurse()
+{
+    param(
+        [string]$Path,
+        [array]$FileNames
+    );
+
+    $DirectoryData = Get-ChildItem -Recurse -Include $FileNames -Path $Path;
+
+    return $DirectoryData;
+}