[Ubuntu] Implement new directories hierarchy (#8627)

images/ubuntu/scripts/helpers/Common.Helpers.psm1

@@ -0,0 +1,93 @@
+function Get-CommandResult {
+    param (
+        [Parameter(Mandatory=$true)]
+        [string] $Command,
+        [int[]] $ExpectExitCode = 0,
+        [switch] $Multiline,
+        [bool] $ValidateExitCode = $true
+    )
+
+    # Bash trick to suppress and show error output because some commands write to stderr (for example, "python --version")
+    $stdout = & bash -c "$Command 2>&1"
+    $exitCode = $LASTEXITCODE
+
+    if ($ValidateExitCode) {
+        if ($ExpectExitCode -notcontains $exitCode) {
+            try {
+                throw "StdOut: '$stdout' ExitCode: '$exitCode'"
+            } catch {
+                Write-Host $_.Exception.Message
+                Write-Host $_.ScriptStackTrace
+                exit $LASTEXITCODE
+            }
+        }
+    }
+
+    return @{
+        Output = If ($Multiline -eq $true) { $stdout } else { [string]$stdout }
+        ExitCode = $exitCode
+    }
+}
+
+function Get-OSVersionShort {
+    $(Get-OSVersionFull) | Take-OutputPart -Delimiter '.' -Part 0,1
+}
+
+function Get-OSVersionFull {
+    lsb_release -ds | Take-OutputPart -Part 1, 2
+}
+
+function Get-KernelVersion {
+    $kernelVersion = uname -r
+    return $kernelVersion
+}
+
+function Test-IsUbuntu20 {
+    return (lsb_release -rs) -eq "20.04"
+}
+
+function Test-IsUbuntu22 {
+    return (lsb_release -rs) -eq "22.04"
+}
+
+function Get-ToolsetContent {
+    $toolset = Join-Path $env:INSTALLER_SCRIPT_FOLDER "toolset.json"
+    Get-Content $toolset -Raw | ConvertFrom-Json
+}
+
+function Get-ToolsetValue {
+    param (
+        [Parameter(Mandatory = $true)]
+        [string] $KeyPath
+    )
+
+    $jsonNode = Get-ToolsetContent
+
+    $pathParts = $KeyPath.Split(".")
+    # try to walk through all arguments consequentially to resolve specific json node
+    $pathParts | ForEach-Object {
+        $jsonNode = $jsonNode.$_
+    }
+    return $jsonNode
+}
+
+function Get-AndroidPackages {
+    $packagesListFile = "/usr/local/lib/android/sdk/packages-list.txt"
+
+    if (-Not (Test-Path -Path $packagesListFile -PathType Leaf)) {
+        (/usr/local/lib/android/sdk/cmdline-tools/latest/bin/sdkmanager --list --verbose 2>&1) |
+        Where-Object { $_ -Match "^[^\s]" } |
+        Where-Object { $_ -NotMatch "^(Loading |Info: Parsing |---|\[=+|Installed |Available )" } |
+        Where-Object { $_ -NotMatch "^[^;]*$" } |
+        Out-File -FilePath $packagesListFile
+
+        Write-Host Android packages list:
+        Get-Content $packagesListFile
+    }
+
+    return Get-Content $packagesListFile
+}
+
+function Get-EnvironmentVariable($variable) {
+    return [System.Environment]::GetEnvironmentVariable($variable)
+}