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Commit 3203033

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1 parent d03e873 commit 3203033

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‎WindowsImageAutoUpdater/AutoUpdater.ps1‎

Lines changed: 40 additions & 121 deletions
Original file line numberDiff line numberDiff line change
@@ -1,3 +1,6 @@
1+
$ScratchFolder = ""
2+
$WsusContent = ""
3+
$WDSRoot = ""
14
function logger{
25
param (
36
$TextToLog
@@ -7,36 +10,6 @@ function logger{
710
$ScriptLocation = Get-Location
811
$ScriptLocation = $ScriptLocation.Path
912

10-
if (!Test-Path $ScriptLocation\Images.json) {
11-
logger -TextToLog "$(Get-Date) ERROR: Cannot find Images.json in current folder ($ScriptLocation)\n"
12-
exit
13-
}
14-
15-
$ConfigObject = Get-Content -Path $ScriptLocation\Images.json | ConvertFrom-Json
16-
17-
if ($ConfigObject -eq $null) {
18-
logger -TextToLog "$(Get-Date) ERROR: Unable to import config from file\n"
19-
exit
20-
}
21-
22-
23-
#if (!Test-Path $ScriptLocation\DefaultUnattend.xml) {
24-
# logger -TextToLog "$(Get-Date) ERROR: Cannot find DefaultUnattend.xml in current folder ($ScriptLocation)\n"
25-
# exit
26-
#}
27-
28-
#if (!Test-Path $ScriptLocation\SpecGatherScript.vbs) {
29-
# logger -TextToLog "$(Get-Date) ERROR: Cannot find SpecGatherScript.vbs in current folder ($ScriptLocation)\n"
30-
# exit
31-
#}
32-
#$DefaultUnattend = Get-Content -Path $ScriptLocation\DefaultUnattend.xml
33-
34-
#if ($DefaultUnattend -eq $null) {
35-
# logger -TextToLog "$(Get-Date) ERROR: Unable to import DefaultUnattend from file\n"
36-
# exit
37-
#}
38-
39-
4013
if (Test-Path $ScriptLocation\ImageUpdater1.log) {
4114
logger -TextToLog "$(Get-Date) INFO: Removing ImageUpdater1.log\n"
4215
Remove-Item $ScriptLocation\ImageUpdater1.log
@@ -46,75 +19,6 @@ if (Test-Path $ScriptLocation\ImageUpdater.log) {
4619
Move-Item $ScriptLocation\ImageUpdater.log $ScriptLocation\ImageUpdater1.log
4720
}
4821

49-
# Make sure temp path exists
50-
if( (Test-Path -Path $ConfigObject.ScratchFolder ) -eq $false ) {
51-
logger -TextToLog "$(Get-Date) INFO: Temp Folder $($ConfigObject.ScratchFolder) doesn't exist, creating it."
52-
$createPath = New-Item -Path $ConfigObject.ScratchFolder -ItemType directory
53-
54-
if( $createPath -eq $false ) {
55-
logger -TextToLog "$(Get-Date) ERROR: Failed to create scratch path $($ConfigObject.ScratchFolder). Exiting."
56-
exit
57-
}
58-
}
59-
60-
61-
function Update-Images() {
62-
Param(
63-
[object] $Config
64-
)
65-
foreach ($item in $Config.ImageDetails) {
66-
if ($item.ShouldBeDeleted) {
67-
Delete-ImageFromWDS -ImageFileName $item.FileName -ImageFilePath $item.Path
68-
foreach ($DerivateImage in $item.DerivateImages) {
69-
Delete-ImageFromWDS -ImageFileName $DerivateImage.FileName -ImageFilePath $DerivateImage.Path
70-
}
71-
continue
72-
}
73-
logger -TextToLog "$(Get-Date) INFO: Getting install image $($item.FileName) from WDS"
74-
$Image = Get-ImageFromWDS -Config $Config -item $item
75-
$UpdateResult = Update-WdsImage -Image $Image -Scratch $Config.ScratchFolder -WsusContent $Config.WsusContentFolderPath
76-
if ($UpdateResult -eq $false) {
77-
logger -TextToLog "$(Get-Date) ERROR: Error updating $($item.Path)"
78-
continue
79-
}
80-
foreach ($DerivateImage in $item.DerivateImages) {
81-
if ($DerivateImage.ShouldBeDeleted) {
82-
Delete-ImageFromWDS -ImageFileName $DerivateImage.FileName -ImageFilePath $DerivateImage.Path
83-
continue
84-
}
85-
}
86-
}
87-
}
88-
89-
function Get-ImageFromWDS() {
90-
Param(
91-
[object] $Config,
92-
[object] $item
93-
)
94-
try {
95-
$Image = Get-WdsInstallImage -FileName $item.FileName
96-
}
97-
catch {
98-
logger -TextToLog $Error.ToString()
99-
if (Test-Path $item.Path) {
100-
try {
101-
logger -TextToLog "$(Get-Date) INFO: Attempting to add $($item.FileName) to WDS"
102-
Import-WdsInstallImage -ImageGroup $Config.DefaultImageGroup -Path $item.Path -NewImageName $Config.DisplayName -Multicast -TransmissionName $Config.DisplayName+" MultiCast"
103-
$Image = Get-WdsInstallImage -FileName $item.FileName
104-
}
105-
catch {
106-
logger -TextToLog "$(Get-Date) ERROR: Error adding $($item.FileName) to WDS"
107-
logger -TextToLog $Error.ToString()
108-
}
109-
}
110-
#else if ($item.Path -eq "") {}
111-
else {
112-
logger -TextToLog "$(Get-Date) ERROR: Couldn't find $($item.Path)"
113-
}
114-
}
115-
return $Image
116-
}
117-
11822
# Below came from https://github.com/breich/UpdateWdsFromWsus
11923
function Update-WdsFromWsus() {
12024

@@ -124,17 +28,26 @@ function Update-WdsFromWsus() {
12428
)
12529

12630

31+
# Make sure temp path exists
32+
if( (Test-Path -Path $ScratchFolder ) -eq $false ) {
33+
logger -TextToLog "$(Get-Date) INFO: Temp Folder $ScratchFolder doesn't exist, creating it."
34+
$createPath = New-Item -Path $ScratchFolder -ItemType directory
12735

36+
if( $createPath -eq $false ) {
37+
38+
logger -TextToLog "$(Get-Date) ERROR: Failed to create scratch path $ScratchFolder. Returning from the fuction."
39+
return $false
40+
}
41+
}
12842

12943
logger -TextToLog "$(Get-Date) INFO: Getting list of install images from WDS"
13044
$Images = Get-WdsInstallImage
13145

13246
# Update each image.
13347
foreach( $Image in $Images ) {
134-
if ($Image.ImageName.Contains(" | OLD VERSION")) {
135-
continue
48+
if ($Image.ImageName.Contains("Updatable")) {
49+
Update-WdsImage-Image $Image-Scratch $ScratchFolder-WsusContent $WsusContent
13650
}
137-
Update-WdsImage -Image $Image -Scratch $ScratchFolder -WsusContent $WsusContent
13851
}
13952
}
14053

@@ -147,42 +60,39 @@ function Update-WdsImage() {
14760
$ScratchFolder,
14861
$WsusContent
14962
)
150-
15163
$ExportDestination = "$ScratchFolder\" + $image.FileName
15264
$ImageName = $Image.ImageName
153-
$ImageNameParts = $ImageName.Split("|")
154-
$ImageName = $ImageNameParts[0].Trim() + " | (Updated " + (Get-Date).ToShortDateString() + " via " + $MyInvocation.MyCommand.Name + ")"
155-
$FileName = $Image.FileName
65+
$ExportFileName = $Image.FileName.split("|")[0] +"|"+(Get-Date).ToFileTime()
15666
$ImageGroup = $Image.ImageGroup
157-
$OldImageName = $Image.ImageName
15867
$Index = $Image.Index
68+
$Description = "Updated at " + (Get-Date).ToShortDateString() + " via script"
15969

160-
logger -TextToLog "$(Get-Date) INFO: Updating " $OldImageName " (" $Image.FileName ")"
70+
logger -TextToLog "$(Get-Date) INFO: Updating " $ImageName " (" $Image.FileName ")"
16171

162-
logger -TextToLog "$(Get-Date) INFO: .... Exporting $OldImageName to $ExportDestination"
163-
$Export = Export-WdsInstallImage -Destination $ExportDestination -ImageName $OldImageName -FileName $FileName -ImageGroup $ImageGroup -NewImageName $ImageName -ErrorAction SilentlyContinue
72+
logger -TextToLog "$(Get-Date) INFO: .... Exporting $ImageName to $ExportDestination"
73+
$Export = Export-WdsInstallImage -Destination $ExportDestination -ImageName $ImageName -FileName $ExportFileName -ImageGroup $ImageGroup -NewImageName $ImageName -ErrorAction SilentlyContinue
16474

16575

16676
# Verify that mounting succeeded.
16777
if( $export -eq $null ) {
16878

169-
logger -TextToLog "$(Get-Date) ERROR: .... Exporting $OldImageName to $exportDestination failed. Quitting."
79+
logger -TextToLog "$(Get-Date) ERROR: .... Exporting $ImageName to $exportDestination failed. Quitting."
17080
return $false;
17181
}
172-
82+
Copy-Item$ExportDestination"$ScratchFolder\"+$image.FileName.Replace("Updatable","NEWOLD")
17383
# Create Mount path.
174-
$MountPath = "$ScratchFolder\$OldImageName"
84+
$MountPath = "$ScratchFolder\$ImageName"
17585
if( ( Test-Path -Path $MountPath ) -eq $false ) {
17686
logger -TextToLog "$(Get-Date) INFO: .... Mount Folder $MountPath doesn't exist, creating it."
17787
$crap = New-Item -Path $MountPath -ItemType directory
17888

17989
}
180-
logger -TextToLog "$(Get-Date) INFO: .... Mounting $OldImageName to $MountPath. Please be patient."
90+
logger -TextToLog "$(Get-Date) INFO: .... Mounting $ImageName to $MountPath. Please be patient."
18191
$mount = Mount-WindowsImage -ImagePath $exportDestination -Path $MountPath -Index $Index -CheckIntegrity -ErrorAction SilentlyContinue
18292

18393
# Verify Mount.
18494
if( $mount -eq $null ) {
185-
logger -TextToLog "$(Get-Date) ERROR: .... Failed to mount $OldImageName to $MountPath. Quitting."
95+
logger -TextToLog "$(Get-Date) ERROR: .... Failed to mount $ImageName to $MountPath. Quitting."
18696
return $false
18797
}
18898

@@ -195,28 +105,37 @@ function Update-WdsImage() {
195105
}
196106

197107
# Dismount
198-
logger -TextToLog "$(Get-Date) INFO: .... Dismounting and saving $OldImageName."
108+
logger -TextToLog "$(Get-Date) INFO: .... Dismounting and saving $ImageName."
199109
$dismount = Dismount-WindowsImage -Path $MountPath -Save -ErrorAction SilentlyContinue
200110

201111
if( $dismount -eq $null ) {
202112

203-
logger -TextToLog "$(Get-Date) ERROR: Failed to dismount and save changes to $OldImageName. Quitting."
113+
logger -TextToLog "$(Get-Date) ERROR: Failed to dismount and save changes to $ImageName. Quitting."
204114
return $false
205115
}
206116

207117
# Delete Mount Path
208118
logger -TextToLog "$(Get-Date) INFO: .... Deleting mount path $MountPath"
209119
$deleteMountPath = Remove-Item -Path $MountPath
210120

121+
$OldImage = Get-WdsInstallImage -ImageGroup $Image.ImageGroup -ImageName $ImageName.Replace("Updatable", "OLD")
122+
if ($OldImage -ne $null) {
123+
Remove-WdsInstallImage -ImageGroup $Image.ImageGroup -ImageName $ImageName.Replace("Updatable", "OLD")
124+
Delete-Item "$WDSRoot\$($OldImage.FileName)"
125+
}
126+
Remove-WdsInstallImage -ImageGroup $Image.ImageGroup -ImageName $ImageName
127+
Delete-Item "$WDSRoot\$($image.FileName)"
128+
129+
Copy-Item "$ScratchFolder\" + $image.FileName.Replace("Updatable", "NEWOLD") "$ScratchFolder\" + $image.FileName.Replace("Updatable", "OLD")
130+
211131
logger -TextToLog "$(Get-Date) INFO: .... Importing image to WDS"
212-
213132
# The Import needs to be called differently depending on whether or not there's an UnattendFile.
214133
# If Import-WdsInstallImage is called with an empty or null UnattendFile, import fails.
215134
if( $Image.UnattendFile -eq $null -or $Image.UnattendFile -eq "" ) {
216-
logger -TextToLog "$(Get-Date) INFO: Import-WdsInstallImage -ImageGroup $Image.ImageGroup -Path $ExportDestination -ImageName -DisplayOrder 0 -NewImageName $ImageName"
217-
$import = Import-WdsInstallImage -ImageGroup $Image.ImageGroup -Path $ExportDestination -DisplayOrder 0-NewImageName $ImageName-Multicast -TransmissionName $ImageName+" MultiCast"
135+
logger -TextToLog "$(Get-Date) INFO: Import-WdsInstallImage -ImageGroup $Image.ImageGroup -Path $ExportDestination -ImageName -NewImageName $ImageName"
136+
$import = Import-WdsInstallImage -ImageGroup $Image.ImageGroup -Path $ExportDestination -NewImageName $ImageName
218137
} else {
219-
$import = Import-WdsInstallImage -ImageGroup $Image.ImageGroup -UnattendFile $Image.UnattendFile -Path $ExportDestination -ImageName $OldImageName-DisplayOrder 0-NewImageName $ImageName-Multicast -TransmissionName $ImageName+" MultiCast"
138+
$import = Import-WdsInstallImage -ImageGroup $Image.ImageGroup -UnattendFile $Image.UnattendFile -Path $ExportDestination -ImageName $ImageName-NewImageName $ImageName
220139
}
221140

222141
if( $import -eq $null ) {

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