From 78025a917a2012669ed355b06e8248ee5e9ce92e Mon Sep 17 00:00:00 2001
From: Frank Bischof <frank.bischof@solvinity.com>
Date: Fri, 18 Nov 2022 09:35:05 +0100
Subject: [PATCH] Initial version

---
 7zip_archiver_v2.ps1 | 130 +++++++++++++++++++++++++++++++++++++++++++
 CHANGELOG            |   2 +
 2 files changed, 132 insertions(+)
 create mode 100644 7zip_archiver_v2.ps1
 create mode 100644 CHANGELOG

diff --git a/7zip_archiver_v2.ps1 b/7zip_archiver_v2.ps1
new file mode 100644
index 0000000..6044b9f
--- /dev/null
+++ b/7zip_archiver_v2.ps1
@@ -0,0 +1,130 @@
+# 7zip_archiver_v2.ps1
+# Author: Meer-Web (info@meer-web.nl)
+# Version 2.1.0
+
+# Set global vars
+$TIMESTAMP = Get-Date -Format "yyyyMMddHHmm"
+$TARGET_FILENAME = "${TIMESTAMP}-archive.7z"
+$CSV = "C:\Scripts\compress and move\dfs04zip.csv"
+$LOGFILE = "C:\Scripts\compress and move\$TIMESTAMP.log"
+write-host "===========================STARTING ARCHIVE==========================="
+
+# Writelog function
+if (!(test-path $LOGFILE)) {
+    New-Item -ItemType File $LOGFILE
+}
+function WRITELOG {
+    Param ([string]$LOGSTRING)
+    $LOG_TIMESTAMP = (Get-Date).toString("yyyy/MM/dd HH:mm:ss")
+    $LOGMESSAGE = "${LOG_TIMESTAMP}: ${LOGSTRING}"
+    Add-content $LOGFILE -value $LOGMESSAGE
+}
+WRITELOG "Archiving started"
+
+# Check if CSV file exists
+if (test-path $CSV) {
+    WRITELOG "Loading CSV file $CSV"
+    $CSVFILE = import-csv -Path 'C:\Scripts\compress and move\dfs04zip.csv'
+} else {
+    WRITELOG "CSV file not found! ($CSV)"
+    Write-Output "$CSV does not exists!"
+    exit
+}
+
+# Create alias
+WRITELOG "Creating 7zip alias"
+set-alias 7z "$env:ProgramFiles\7-Zip\7z.exe"
+
+# Create empty folder for robocopy to mirror over
+WRITELOG "Creating empty temp folder"
+$EMPTY_FOLDER = "$env:TEMP\emptyfolder"
+if (test-path $EMPTY_FOLDER) {
+    Remove-Item $EMPTY_FOLDER -Force -Confirm:$false -Recurse
+    New-Item -ItemType Directory $EMPTY_FOLDER
+} else {
+    New-Item -ItemType Directory $EMPTY_FOLDER
+}
+
+# START LOOPING TROUGH CSV FILE
+$COUNTER = 0
+WRITELOG "Looping through CSV file"
+foreach ($SOURCE_ENTRY in $CSVFILE) {
+    $COUNTER++
+    $SOURCE = ${SOURCE_ENTRY}.FROM
+    $TARGET = ${SOURCE_ENTRY}.TO
+    WRITELOG "Archiving: $COUNTER - $SOURCE"
+    Write-Output "Archiving $SOURCE"
+
+    # Create stagefolders which give the state of the source folder
+    Write-Output "Creating stage folder"
+    $TEMPFOLDER_RUNNING = ${SOURCE} + "_being_archived_by_solvinity"
+    $TEMPFOLDER_DONE = ${SOURCE} + "_is_archived_by_solvinity"
+    $TEMPFOLDER_FAILED = ${SOURCE} + "_archived_failed_by_solvinity"
+    WRITELOG "Creating stage folder $TEMPFOLDER_RUNNING"
+    if (!(test-path $TEMPFOLDER_RUNNING)){
+        New-Item -ItemType Directory $TEMPFOLDER_RUNNING
+    }
+
+    # Adjust ACL so that users cannot access the archived folder anymore
+    WRITELOG "Locking ACL on $SOURCE"
+    Write-Output "Set ACL on $SOURCE"
+    $ACL = get-acl -Path $SOURCE
+    $ACL.SetAccessRuleProtection($True, $False)
+    $LOCALADMIN_FULLCONTROL = New-Object system.security.accesscontrol.filesystemaccessrule("builtin\Administrators", "FullControl", "ContainerInherit,ObjectInherit", "none", "Allow") 
+    $ACL.SetAccessRule($LOCALADMIN_FULLCONTROL)
+    Set-Acl -Path $SOURCE -AclObject $ACL
+
+    # Close down open files
+    WRITELOG "Closing OpenFiles on $SOURCE"
+    Write-Output "Closing open files"
+    $OPENFILES = Get-SmbOpenFile | Where-Object -Property path -like *$SOURCE*
+    $OPENFILES_COUNT = $OPENFILES.count
+    WRITELOG "$OPENFILES_COUNT files closed"
+    Write-Output "OpenFiles will be closed: $OPENFILES_COUNT"
+    $OPENFILES | Close-SmbOpenFile -Force
+
+    # Start archiving
+    WRITELOG "7ZIP $SOURCE"
+    Write-Output "7ZIP $SOURCE"
+    7z a -mx3 -t7z -r "$TARGET\$TARGET_FILENAME" "$SOURCE\*"
+
+    # Validate number of files in archive and DFS
+    WRITELOG "Compare the number of files in DFS and archive"
+    write-output "Compare the number of files in DFS and archive"
+    ## 7zip
+    WRITELOG "Counting files in 7zip archive"
+    $7ZIP_FILECOUNT = '0'
+    7z l $TARGET\$TARGET_FILENAME | Select-Object -Last 1 |
+    Select-String '([0-9]+) files(?:, ([0-9]+) folders)?' |
+    
+    ForEach-Object {
+        $7ZIP_FILECOUNT = [Int] $_.Matches[0].Groups[1].Value
+    }
+    
+    ## DFS
+    WRITELOG "Counting files in source path"
+    $dirandfilelist = Get-ChildItem -Recurse -force $SOURCE
+    $DFS_FILECOUNT = ($dirandfilelist | Where-Object { ! $_.PSIsContainer }).count
+       
+    Write-Output "${SOURCE}: ${7ZIP_FILECOUNT} / ${DFS_FILECOUNT}"
+    WRITELOG "Comparing source and target files"
+    if (($7ZIP_FILECOUNT -eq $DFS_FILECOUNT)) {
+        WRITELOG "Number of files matching! Cleaning source folder"
+        Write-Output "Cleaning up $SOURCE"
+        robocopy /MIR $EMPTY_FOLDER $SOURCE
+        remove-item -Force -Recurse $SOURCE
+        WRITELOG "Source has been archived!"
+        if (!(test-path $TEMPFOLDER_DONE)){
+            WRITELOG "Renaming stage folder to $TEMPFOLDER_DONE"
+            Rename-Item -Path $TEMPFOLDER_RUNNING -NewName $TEMPFOLDER_DONE
+        }
+    } else {
+        WRITELOG "CRITICAL - Compare failed, the number of files are not matching. Counted: $7ZIP_FILECOUNT / $DFS_FILECOUNT"
+        Write-Output "Skipping $SOURCE as file counts are not matching!"
+        if (!(test-path $TEMPFOLDER_FAILED)){
+            WRITELOG "CRITICAL - Renaming stage folder to $TEMPFOLDER_FAILED"
+            Rename-Item -Path $TEMPFOLDER_RUNNING -NewName $TEMPFOLDER_FAILED
+        }
+    }
+}
+write-host "===========================ARCHIVE ENDED==========================="
\ No newline at end of file
diff --git a/CHANGELOG b/CHANGELOG
new file mode 100644
index 0000000..4f9cdcb
--- /dev/null
+++ b/CHANGELOG
@@ -0,0 +1,2 @@
+## 2.1.0
+- Initial release