aa

Config/DefaultDeviceProfiles.ini

@@ -9,8 +9,8 @@ bIsVisibleForAssets=True
 +CVars=r.Nanite.MaxPixelsPerEdge=2
 +CVars=r.RayTracing.Culling=1
 +CVars=r.Shadow.DistanceScale=2
--TextureLODGroups=
++CVars=r.Tonemapper.Sharpen=1
-(Group=TEXTUREGROUP_World,LODBias=0,LODBias_Smaller=-1,LODBias_Smallest=-1,NumStreamedMips=-1,MipGenSettings=TMGS_SimpleAverage,MinLODSize=1,MaxLODSize=1024,MaxLODSize_Smaller=-1,MaxLODSize_Smallest=-1,MaxLODSize_VT=0,OptionalLODBias=0,OptionalMaxLODSize=4096,MinMagFilter="aniso",MipFilter="point",MipLoadOptions=AllMips,HighPriorityLoad=False,DuplicateNonOptionalMips=False,Downscale=1.000000,DownscaleOptions=SimpleAverage,VirtualTextureTileCountBias=0,VirtualTextureTileSizeBias=0,LossyCompressionAmount=TLCA_Default)
++TextureLODGroups=(Group=TEXTUREGROUP_WorldNormalMap,LODBias=0,LODBias_Smaller=-1,LODBias_Smallest=-1,NumStreamedMips=-1,MipGenSettings=TMGS_SimpleAverage,MinLODSize=1,MaxLODSize=1024,MaxLODSize_Smaller=-1,MaxLODSize_Smallest=-1,MaxLODSize_VT=0,OptionalLODBias=0,OptionalMaxLODSize=4096,MinMagFilter="aniso",MipFilter="point",MipLoadOptions=AllMips,HighPriorityLoad=False,DuplicateNonOptionalMips=False,Downscale=1.000000,DownscaleOptions=SimpleAverage,VirtualTextureTileCountBias=0,VirtualTextureTileSizeBias=0,LossyCompressionAmount=TLCA_Default,CookPlatformTilingDisabled=False,MaxAniso=0)
-+TextureLODGroups=(Group=TEXTUREGROUP_WorldNormalMap,LODBias=0,LODBias_Smaller=-1,LODBias_Smallest=-1,NumStreamedMips=-1,MipGenSettings=TMGS_SimpleAverage,MinLODSize=1,MaxLODSize=1024,MaxLODSize_Smaller=-1,MaxLODSize_Smallest=-1,MaxLODSize_VT=0,OptionalLODBias=0,OptionalMaxLODSize=4096,MinMagFilter="aniso",MipFilter="point",MipLoadOptions=AllMips,HighPriorityLoad=False,DuplicateNonOptionalMips=False,Downscale=1.000000,DownscaleOptions=SimpleAverage,VirtualTextureTileCountBias=0,VirtualTextureTileSizeBias=0,LossyCompressionAmount=TLCA_Default)
++TextureLODGroups=(Group=TEXTUREGROUP_Character,LODBias=0,LODBias_Smaller=-1,LODBias_Smallest=-1,NumStreamedMips=-1,MipGenSettings=TMGS_SimpleAverage,MinLODSize=1,MaxLODSize=1024,MaxLODSize_Smaller=-1,MaxLODSize_Smallest=-1,MaxLODSize_VT=0,OptionalLODBias=0,OptionalMaxLODSize=4096,MinMagFilter="aniso",MipFilter="point",MipLoadOptions=AllMips,HighPriorityLoad=False,DuplicateNonOptionalMips=False,Downscale=1.000000,DownscaleOptions=SimpleAverage,VirtualTextureTileCountBias=0,VirtualTextureTileSizeBias=0,LossyCompressionAmount=TLCA_Default,CookPlatformTilingDisabled=False,MaxAniso=0)
-+TextureLODGroups=(Group=TEXTUREGROUP_Character,LODBias=0,LODBias_Smaller=-1,LODBias_Smallest=-1,NumStreamedMips=-1,MipGenSettings=TMGS_SimpleAverage,MinLODSize=1,MaxLODSize=1024,MaxLODSize_Smaller=-1,MaxLODSize_Smallest=-1,MaxLODSize_VT=0,OptionalLODBias=0,OptionalMaxLODSize=4096,MinMagFilter="aniso",MipFilter="point",MipLoadOptions=AllMips,HighPriorityLoad=False,DuplicateNonOptionalMips=False,Downscale=1.000000,DownscaleOptions=SimpleAverage,VirtualTextureTileCountBias=0,VirtualTextureTileSizeBias=0,LossyCompressionAmount=TLCA_Default)
++TextureLODGroups=(Group=TEXTUREGROUP_CharacterNormalMap,LODBias=0,LODBias_Smaller=-1,LODBias_Smallest=-1,NumStreamedMips=-1,MipGenSettings=TMGS_SimpleAverage,MinLODSize=1,MaxLODSize=1024,MaxLODSize_Smaller=-1,MaxLODSize_Smallest=-1,MaxLODSize_VT=0,OptionalLODBias=0,OptionalMaxLODSize=4096,MinMagFilter="aniso",MipFilter="point",MipLoadOptions=AllMips,HighPriorityLoad=False,DuplicateNonOptionalMips=False,Downscale=1.000000,DownscaleOptions=SimpleAverage,VirtualTextureTileCountBias=0,VirtualTextureTileSizeBias=0,LossyCompressionAmount=TLCA_Default,CookPlatformTilingDisabled=False,MaxAniso=0)
-+TextureLODGroups=(Group=TEXTUREGROUP_CharacterNormalMap,LODBias=0,LODBias_Smaller=-1,LODBias_Smallest=-1,NumStreamedMips=-1,MipGenSettings=TMGS_SimpleAverage,MinLODSize=1,MaxLODSize=1024,MaxLODSize_Smaller=-1,MaxLODSize_Smallest=-1,MaxLODSize_VT=0,OptionalLODBias=0,OptionalMaxLODSize=4096,MinMagFilter="aniso",MipFilter="point",MipLoadOptions=AllMips,HighPriorityLoad=False,DuplicateNonOptionalMips=False,Downscale=1.000000,DownscaleOptions=SimpleAverage,VirtualTextureTileCountBias=0,VirtualTextureTileSizeBias=0,LossyCompressionAmount=TLCA_Default)
+

Config/DefaultGame.ini

@@ -7,8 +7,6 @@ ProjectID=B89CCC284A7D213231762AB505314AAD
 Build=IfProjectHasCode
 BuildConfiguration=PPBC_Development
 BuildTarget=
-LaunchOnTarget=
-StagingDirectory=(Path="D:/shared/Builds/ivazowsky/ivazowsky-pixel-streaming-v4")
 FullRebuild=False
 ForDistribution=False
 IncludeDebugFiles=False
@@ -16,7 +14,7 @@ BlueprintNativizationMethod=Disabled
 bIncludeNativizedAssetsInProjectGeneration=False
 bExcludeMonolithicEngineHeadersInNativizedCode=False
 UsePakFile=True
-bUseIoStore=False
+bUseIoStore=True
 bUseZenStore=False
 bMakeBinaryConfig=False
 bGenerateChunks=True
@@ -32,9 +30,9 @@ PackageCompressionFormat=Oodle
 bForceUseProjectCompressionFormatIgnoreHardwareOverride=False
 PackageAdditionalCompressionOptions=
 PackageCompressionMethod=Kraken
-PackageCompressionLevel_DebugDevelopment=4
+PackageCompressionLevel_DebugDevelopment=2
-PackageCompressionLevel_TestShipping=5
+PackageCompressionLevel_TestShipping=3
-PackageCompressionLevel_Distribution=7
+PackageCompressionLevel_Distribution=4
 PackageCompressionMinBytesSaved=1024
 PackageCompressionMinPercentSaved=5
 bPackageCompressionEnableDDC=False
@@ -52,8 +50,8 @@ InternationalizationPreset=English
 +CulturesToStage=en
 +CulturesToStage=ru-RU
 LocalizationTargetCatchAllChunkId=0
-bCookAll=False
+bCookAll=True
-bCookMapsOnly=False
+bCookMapsOnly=True
 bSkipEditorContent=False
 bSkipMovies=False
 -IniKeyDenylist=KeyStorePassword
@@ -97,7 +95,6 @@ bSkipMovies=False
 +IniSectionDenylist=HordeStorageServers
 +IniSectionDenylist=StorageServers
 +DirectoriesToAlwaysCook=(Path="/Game/Blueprints/Utils")
-+DirectoriesToAlwaysCook=(Path="/Game/Maps/Interiors")
 +DirectoriesToAlwaysCook=(Path="/Game/Blueprints/UI/Others")
 +DirectoriesToAlwaysCook=(Path="/Game/Blueprints/UI/WBPS/Imgs/flatPlans")
 +DirectoriesToAlwaysCook=(Path="/Game/Blueprints/UI/WBPS/Imgs/floorPlans")
@@ -106,10 +103,7 @@ bSkipMovies=False
 +DirectoriesToAlwaysCook=(Path="/Interchange/Materials")
 +DirectoriesToAlwaysCook=(Path="/Interchange/Pipelines")
 +DirectoriesToAlwaysCook=(Path="/Interchange/Utilities")
-+DirectoriesToAlwaysCook=(Path="/Game/Maps")
++DirectoriesToAlwaysCook=(Path="/Game/AssetPacks/CarsPack")
 +DirectoriesToAlwaysStageAsNonUFS=(Path="Xml")
 +DirectoriesToAlwaysStageAsNonUFS=(Path="script")
-PerPlatformBuildConfig=()
-PerPlatformTargetFlavorName=()
-PerPlatformBuildTarget=()
 

IvazowskyDev.uproject

@@ -270,13 +270,11 @@
 		},
 		{
 			"Name": "OpenXR",
-			"Enabled": false,
+			"Enabled": true,
 			"SupportedTargetPlatforms": [
-				"Win32",
 				"Win64",
 				"Linux",
-				"Android",
+				"Android"
-				"HoloLens"
 			]
 		},
 		{
@@ -348,6 +346,14 @@
 		{
 			"Name": "SunPosition",
 			"Enabled": true
+		},
+		{
+			"Name": "TcpMessaging",
+			"Enabled": false
+		},
+		{
+			"Name": "UdpMessaging",
+			"Enabled": false
 		}
 	],
 	"TargetPlatforms": [

Samples/PixelStreaming/WebServers/get_ps_servers.bat

@@ -0,0 +1,199 @@
+@Rem Copyright Epic Games, Inc. All Rights Reserved.
+
+@echo off
+
+@Rem Set script location as working directory for commands.
+pushd "%~dp0"
+
+@Rem Turned on delayed expansion so we have variables evaluated in nested scope
+setlocal EnableDelayedExpansion
+
+@Rem Unset all our variables as these persist between cmd sessions if cmd not closed.
+SET "PSInfraOrg="
+SET "PSInfraRepo="
+SET "PSInfraTagOrBranch="
+SET "ReleaseVersion="
+SET "ReleaseUrl="
+SET "IsTag="
+SET "RefType="
+SET "Url="
+SET "DownloadVersion="
+SET "FlagPassed="
+
+:arg_loop_start
+SET ARG=%1
+if DEFINED ARG (
+    if "%ARG%"=="/h" (
+        goto print_help
+    )
+    if "%ARG%"=="/v" (
+        SET UEVersion=%2
+        SET FlagPassed=1
+        SHIFT
+    )
+    if "%ARG%"=="/b" (
+        SET PSInfraTagOrBranch=%2
+        SET IsTag=0
+        SET FlagPassed=1
+        SHIFT
+    )
+    if "%ARG%"=="/t" (
+        SET PSInfraTagOrBranch=%2
+        SET IsTag=1
+        SET FlagPassed=1
+        SHIFT
+    )
+    if "%ARG%"=="/r" (
+        SET "ReleaseVersion=%2"
+        SET "ReleaseUrl=https://github.com/EpicGames/PixelStreamingInfrastructure/releases/download/!ReleaseVersion!/!ReleaseVersion!.zip"
+        SET IsTag=0
+        SET FlagPassed=1
+        SHIFT
+    )
+    SHIFT
+    goto arg_loop_start
+)
+
+@Rem Name and version of ps-infra that we are downloading
+SET PSInfraOrg=EpicGames
+SET PSInfraRepo=PixelStreamingInfrastructure
+
+@Rem If a UE version is supplied set the right branch or tag to fetch for that version of UE
+if DEFINED UEVersion (
+  if "%UEVersion%"=="4.26" (
+    SET PSInfraTagOrBranch=UE4.26
+    SET IsTag=0
+  )
+  if "%UEVersion%"=="4.27" (
+    SET PSInfraTagOrBranch=UE4.27
+    SET IsTag=0
+  )
+  if "%UEVersion%"=="5.0" (
+    SET PSInfraTagOrBranch=UE5.0
+    SET IsTag=0
+  )
+  if "%UEVersion%"=="5.1" (
+    SET PSInfraTagOrBranch=UE5.1
+    SET IsTag=0
+  )
+  if "%UEVersion%"=="5.2" (
+    SET PSInfraTagOrBranch=UE5.2
+    SET IsTag=0
+  )
+  if "%UEVersion%"=="5.3" (
+    SET PSInfraTagOrBranch=UE5.3
+    SET IsTag=0
+  )
+)
+
+@Rem If no arguments select a specific version, fetch the appropriate default
+if NOT DEFINED PSInfraTagOrBranch (
+    SET PSInfraTagOrBranch=UE5.3
+    SET IsTag=0
+)
+echo Tag or branch: !PSInfraTagOrBranch!
+
+@Rem Whether the named reference is a tag or a branch affects the Url we fetch it on
+if %IsTag%==1 (
+  SET RefType=tags
+) else (
+  SET RefType=heads
+)
+
+@Rem We have a branch, no user-specified release, then check repo for the presence of a RELEASE_VERSION file in the current branch
+if %IsTag%==0 (
+  if NOT DEFINED ReleaseUrl (
+    @Rem We don't want to auto-set the release version if the user passed an explicit flag.
+    if NOT DEFINED FlagPassed (
+      FOR /F "tokens=* USEBACKQ" %%F IN (`curl -s -f -L https://raw.githubusercontent.com/EpicGames/PixelStreamingInfrastructure/%PSInfraTagOrBranch%/RELEASE_VERSION`) DO (
+        SET "ReleaseVersion=!PSInfraTagOrBranch!-%%F"
+        SET "ReleaseUrl=https://github.com/EpicGames/PixelStreamingInfrastructure/releases/download/!ReleaseVersion!/!ReleaseVersion!.zip"
+      )
+    )
+  )
+)
+
+@Rem Set our DownloadVersion here as we use this to check the contents of our DOWNLOAD_VERSION file shortly.
+SET "DownloadVersion=%PSInfraTagOrBranch%"
+if DEFINED ReleaseVersion (
+  SET "DownloadVersion=!ReleaseVersion!"
+  echo Release: !ReleaseVersion!
+)
+
+@Rem Check for the existence of a DOWNLOAD_VERSION file and if found, check its contents against our %DownloadVersion%
+if exist DOWNLOAD_VERSION (
+
+  @Rem Read DOWNLOAD_VERSION file into variable
+  FOR /F "delims=" %%F IN ( DOWNLOAD_VERSION ) DO (
+    SET "PreviousDownloadVersion=%%F"
+    @Rem Remove whitespace
+    SET "PreviousDownloadVersion=!PreviousDownloadVersion: =!"
+  )
+
+  if !DownloadVersion! == !PreviousDownloadVersion! (
+    echo Downloaded version ^(!DownloadVersion!^) of PS infra matches release version ^(!PreviousDownloadVersion!^)...skipping install.
+    goto :EOF
+  ) else (
+    echo There is a newer released version ^(!DownloadVersion!^) - had ^(!PreviousDownloadVersion!^), downloading...
+  )
+) else (
+  echo DOWNLOAD_VERSION file not found...beginning ps-infra download.
+)
+
+@Rem By default set the download url to the .zip of the branch
+SET Url=https://github.com/%PSInfraOrg%/%PSInfraRepo%/archive/refs/%RefType%/%PSInfraTagOrBranch%.zip
+
+@Rem If we have a ReleaseUrl then set it to our download url
+if DEFINED ReleaseUrl (
+  SET Url=!ReleaseUrl!
+)
+
+@Rem Download ps-infra and follow redirects.
+echo Attempting downloading Pixel Streaming infrastructure from: !Url!
+curl -L !Url! > ps-infra.zip
+
+@Rem Unarchive the .zip
+tar -xmf ps-infra.zip || echo bad archive, contents: && type ps-infra.zip && exit 0
+
+@Rem Remove old infra
+if exist Frontend\ ( rmdir /s /q Frontend )
+if exist Matchmaker\ ( rmdir /s /q Matchmaker )
+if exist SignallingWebserver\ ( rmdir /s /q SignallingWebserver )
+if exist SFU\ ( rmdir /s /q SFU )
+
+@Rem Rename the extracted, versioned, directory
+for /d %%i in ("PixelStreamingInfrastructure-*") do (
+  for /d %%j in ("%%i/*") do (
+    echo "%%i\%%j"
+    move "%%i\%%j" .
+  )
+  for %%j in ("%%i/*") do (
+    echo "%%i\%%j"
+    move "%%i\%%j" .
+  )
+
+  echo "%%i"
+  rmdir /s /q "%%i"
+)
+
+@Rem Delete the downloaded zip
+del ps-infra.zip
+
+@Rem Create a DOWNLOAD_VERSION file, which we use as a comparison file to check if we should auto upgrade when these scripts are run again
+echo %DownloadVersion%> DOWNLOAD_VERSION
+goto :EOF
+
+:print_help
+echo.
+echo  Tool for fetching PixelStreaming Infrastructure. If no flags are set specifying a version to fetch,
+echo  the recommended version will be chosen as a default.
+echo.
+echo  Usage:
+echo    %~n0%~x0 [^/h] [^/v ^<UE version^>] [^/b ^<branch^>] [^/t ^<tag^>] [^/r ^<release^>]
+echo  Where:
+echo    /v      Specify a version of Unreal Engine to download the recommended release for
+echo    /b      Specify a specific branch for the tool to download from repo
+echo    /t      Specify a specific tag for the tool to download from repo
+echo    /r      Specify a specific release url path e.g. https://github.com/EpicGames/PixelStreamingInfrastructure/releases/download/${RELEASE_HERE}.zip
+echo    /h      Display this help message
+goto :EOF

Samples/PixelStreaming/WebServers/get_ps_servers.sh

@@ -0,0 +1,179 @@
+#!/bin/bash
+# Copyright Epic Games, Inc. All Rights Reserved.
+
+BASH_LOCATION=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )
+
+pushd "${BASH_LOCATION}" > /dev/null
+
+print_help() {
+ echo "
+ Tool for fetching PixelStreaming Infrastructure. If no flags are set specifying a version to fetch, 
+ the recommended version will be chosen as a default.
+
+ Usage:
+   ${0} [-h] [-v <UE version>] [-b <branch>] [-t <tag>]
+ Where:
+   -v      Specify a version of Unreal Engine to download the recommended 
+           release for
+   -b      Specify a specific branch for the tool to download from repo
+   -t      Specify a specific tag for the tool to download from repo
+   -r      Specify a specific release url path e.g. https://github.com/EpicGames/PixelStreamingInfrastructure/releases/download/<RELEASE_VERSION>/<RELEASE_VERSION>.zip
+   -h      Display this help message
+"
+ exit 1
+}
+
+# Set all default variables (e.g. # Name and version of ps-infra that we are downloading)
+PSInfraOrg=EpicGames
+PSInfraRepo=PixelStreamingInfrastructure
+PSInfraTagOrBranch=UE5.3
+RefType=heads
+IsTag=0
+ReleaseUrlBase=https://github.com/EpicGames/PixelStreamingInfrastructure/releases/download
+# Unset any variables that don't have defaults that we use that may have persisted between bash terminals.
+unset Url
+unset DownloadVersion
+unset FlagPassed
+unset ReleaseVersion
+unset ReleaseUrl
+
+while(($#)) ; do
+  case "$1" in
+   -h ) print_help;;
+   -v ) UEVersion="$2"; FlagPassed=1; shift 2;;
+   -b ) PSInfraTagOrBranch="$2"; FlagPassed=1; IsTag=0; shift 2;;
+   -t ) PSInfraTagOrBranch="$2"; FlagPassed=1; IsTag=1; shift 2;;
+   -r ) ReleaseVersion="$2"; FlagPassed=1; IsTag=0; ReleaseUrl=$ReleaseUrlBase/$ReleaseVersion/$ReleaseVersion.tar.gz; shift 2;;
+   * ) echo "Unknown command: $1"; shift;;
+  esac
+ done
+
+# If a UE version is supplied set the right branch or tag to fetch for that version of UE
+if [ ! -z "$UEVersion" ]
+then
+  if [ "$UEVersion" = "4.26" ]
+  then
+    PSInfraTagOrBranch=UE4.26
+    IsTag=0
+  fi
+  if [ "$UEVersion" = "4.27" ]
+  then
+    PSInfraTagOrBranch=UE4.27
+    IsTag=0
+  fi
+  if [ "$UEVersion" = "5.0" ]
+  then
+    PSInfraTagOrBranch=UE5.0
+    IsTag=0
+  fi
+  if [ "$UEVersion" = "5.1" ]
+  then
+    PSInfraTagOrBranch=UE5.1
+    IsTag=0
+  fi
+  if [ "$UEVersion" = "5.2" ]
+  then
+    PSInfraTagOrBranch=UE5.2
+    IsTag=0
+  fi
+  if [ "$UEVersion" = "5.3" ]
+  then
+    PSInfraTagOrBranch=UE5.3
+    IsTag=0
+  fi
+fi
+
+# If no arguments select a specific version, fetch the appropriate default
+if [ -z "$PSInfraTagOrBranch" ]
+then
+  PSInfraTagOrBranch=UE5.3
+  IsTag=0
+fi
+echo "Tag or branch: $PSInfraTagOrBranch"
+
+# Whether the named reference is a tag or a branch affects the Url we fetch it on
+if [ "$IsTag" -eq 1 ]
+then
+  RefType=tags
+else
+  RefType=heads
+fi
+
+# We have a branch, no user-specified release, then check repo for the presence of a RELEASE_VERSION file in the current branch.
+if [ "$IsTag" -eq 0 ] && [ -z "$ReleaseUrl" ] && [ -z "$FlagPassed" ]
+then
+  RelUrl=https://raw.githubusercontent.com/EpicGames/PixelStreamingInfrastructure/$PSInfraTagOrBranch/RELEASE_VERSION
+  if curl --output /dev/null --silent -r 0-0 --fail "$RelUrl"; then
+    ReleaseVersion="$PSInfraTagOrBranch-$(curl -L -s $RelUrl)"
+    ReleaseUrl=https://github.com/EpicGames/PixelStreamingInfrastructure/releases/download/$ReleaseVersion/$ReleaseVersion.tar.gz
+    echo "Valid RELEASE_VERSION file found in Github repo at $RelUrl"
+  else
+    echo "RELEASE_VERSION file does not exist at: $RelUrl"
+  fi
+else
+  echo "Skipping downloading RELEASE_VERSION file."
+fi
+
+#Set our DownloadVersion here as we use this to check the contents of our DOWNLOAD_VERSION file shortly.
+DownloadVersion="$PSInfraTagOrBranch"
+if [ ! -z "$ReleaseVersion" ] 
+then
+  DownloadVersion="$ReleaseVersion"
+  echo "Release: $ReleaseVersion"
+fi
+
+#Rem Check for the existence of a DOWNLOAD_VERSION file and if found, check its contents against our $DownloadVersion
+if test -f DOWNLOAD_VERSION;
+then
+  PREVIOUS_DOWNLOAD_VERSION=$(cat DOWNLOAD_VERSION)
+  if [ "$DownloadVersion" = "$PREVIOUS_DOWNLOAD_VERSION" ]
+  then
+    echo "Downloaded version ($DownloadVersion) of PS infra matches release version ($PREVIOUS_DOWNLOAD_VERSION)...skipping install."
+    exit 0
+  else
+    echo "There is a newer released version ($DownloadVersion) - had ($PREVIOUS_DOWNLOAD_VERSION), downloading..."
+    #Remove old infra
+    rm -rf Frontend
+    rm -rf Matchmaker
+    rm -rf SignallingWebServer
+    rm -rf SFU
+  fi
+else 
+  echo "DOWNLOAD_VERSION file not found..."
+fi
+
+# Pre-download - Set the download url to the .zip of the branch
+Url=https://github.com/$PSInfraOrg/$PSInfraRepo/archive/refs/$RefType/$PSInfraTagOrBranch.tar.gz
+
+#Check if ReleaseUrl is valid by CURLing with fail fast and if success then set it to our download url
+if [ ! -z "$ReleaseUrl" ]
+then
+  echo "Checking if release url is valid, url: $ReleaseUrl"
+  if curl --output /dev/null --silent -r 0-0 --fail "$ReleaseUrl"; then
+    echo "Valid release url at: $ReleaseUrl"
+    Url=$ReleaseUrl
+  else
+    echo "Invalid Github release url: $ReleaseUrl"
+    exit 1
+  fi 
+fi
+
+# Download - download ps-infra and follow redirects.
+echo "Beginning ps-infra download from: $Url"
+curl -L $Url > ps-infra.tar.gz
+
+# Unarchive the .tar
+tar -xmf ps-infra.tar.gz || $(echo "bad archive, contents:" && head --lines=20 ps-infra.tar.gz && exit 0)
+
+# Move the server folders into the current directory (WebServers) and delete the original directory
+mv PixelStreamingInfrastructure-*/* .
+# Copy any files and folders beginning with dot (ignored by * glob) and discard errors regarding to not being able to move "." and ".."
+mv PixelStreamingInfrastructure-*/.* . 2>/dev/null || :
+rm -rf PixelStreamingInfrastructure-*
+
+# Delete the downloaded tar
+rm ps-infra.tar.gz
+
+#Create a DOWNLOAD_VERSION file, which we use as a comparison file to check if we should auto upgrade when these scripts are run again
+echo "$DownloadVersion" >| DOWNLOAD_VERSION
+exit 0