Added GCS tests and benchmarks

Added testing suite that can built and run directly on the Linux uVM
by sharing or adding it to the rootfs.
It primarily focuses on container (standalone and CRI) management.

Signed-off-by: Hamza El-Saawy <hamzaelsaawy@microsoft.com>

.gitignore

@@ -28,14 +28,14 @@ service/pkg/
 
 # Make stuff
 .rootfs-done
-bin/*
-rootfs/*
-rootfs-conv/*
 *.o
-/build/
-
-deps/*
-out/*
+bin/
+build/
+deps/
+out/
+protobuf/
+rootfs/
+rootfs-conv/
 
 # test results
 test/results

scripts/Test-LCOW-UVM.ps1

@@ -0,0 +1,143 @@
+#ex:  .\scripts\Test-LCOW-UVM.ps1 -vb -Action Bench  -BootFilesPath C:\ContainerPlat\LinuxBootFiles\ -MountGCSTest -Count 2 -Benchtime '3s'
+# benchstat via  `go install golang.org/x/perf/cmd/benchstat@latest`
+
+[CmdletBinding()]
+param (
+    [ValidateSet('Test', 'Bench', 'List', 'Shell')]
+    [alias('a')]
+    [string]
+    $Action = 'Bench',
+
+    [string]
+    $Note = '',
+
+    # test parameters
+    [int]
+    $Count = 1,
+
+    [string]
+    $BenchTime = '5s',
+
+    [string]
+    $Timeout = '10m',
+
+    [alias('tv')]
+    [switch]
+    $TestVerbose,
+
+    [string]
+    $Run = '',
+
+    [string]
+    $CodePath = '.',
+
+    [string]
+    $OutDirectory = '.\test\results',
+
+    # uvm parameters
+    [string]
+    $BootFilesPath = 'C:\ContainerPlat\LinuxBootFiles',
+
+    [switch]
+    $DisableTimeSync,
+
+    [string]
+    $RootfsMount = '/run/rootfs',
+
+    [string]
+    $RootfsPath = (Join-Path $BootFilesPath 'rootfs.vhd'),
+    # $RootfsPath = "C:\ContainerPlatData\root\io.containerd.snapshotter.v1.windows-lcow\snapshots\2\layer.vhd",
+
+    [string]
+    $GCSTestMount = '/run/bin',
+
+    [string]
+    $GCSTestPath = '.\bin\test\gcstest',
+
+    [switch]
+    $MountGCSTest,
+
+    [string]
+    $Feature = ''
+)
+
+Import-Module ( Join-Path $PSScriptRoot Testing.psm1 ) -Force
+
+$CodePath = Resolve-Path $CodePath
+$OutDirectory = Resolve-Path $OutDirectory
+$BootFilesPath = Resolve-Path $BootFilesPath
+$RootfsPath = Resolve-Path $RootfsPath
+$GCSTestPath = Resolve-Path $GCSTestPath
+
+$shell = ( $Action -eq 'Shell' )
+
+if ( $shell ) {
+    $cmd = 'ash'
+} else {
+    $date = Get-Date
+    $waitfiles = "$RootfsMount"
+    $gcspath = 'gcstest'
+    if ( $MountGCSTest ) {
+        $waitfiles += ",$GCSTestMount"
+        $gcspath = "$GCSTestMount/gcstest"
+    }
+
+    $pre = "wait-paths -p $waitfiles -t 5 ; " + `
+        'echo nproc: `$(nproc) ; ' + `
+        'echo kernel: `$(uname -a) ; ' + `
+        'echo gcs.commit: `$(cat /info/gcs.commit 2>/dev/null) ; ' + `
+        'echo gcs.branch: `$(cat /info/gcs.branch 2>/dev/null) ; ' + `
+        'echo tar.date:   `$(cat /info/tar.date 2>/dev/null) ; ' + `
+        'echo image.name: `$(cat /info/image.name 2>/dev/null) ; ' + `
+        'echo build.date: `$(cat /info/build.date 2>/dev/null) ; '
+
+    $testcmd, $out = New-TestCommand `
+        -Action $Action `
+        -Path $gcspath `
+        -Name gcstest `
+        -OutDirectory $OutDirectory `
+        -Date $date `
+        -Note $Note `
+        -TestVerbose:$TestVerbose `
+        -Count $Count `
+        -BenchTime $BenchTime `
+        -Timeout $Timeout `
+        -Run $Run `
+        -Feature $Feature `
+        -Verbose:$Verbose
+
+    $testcmd += " `'-rootfs-path=$RootfsMount`' "
+    $cmd = $pre + $testcmd
+}
+
+$boot = '.\bin\tools\uvmboot.exe -gcs lcow ' + `
+    '-fwd-stdout -fwd-stderr -output-handling stdout ' + `
+    "-boot-files-path $BootFilesPath " + `
+    '-root-fs-type vhd ' + `
+    '-kernel-file vmlinux ' + `
+    "-security-policy=`"`" " + `
+    "-mount `"$RootfsPath,$RootfsMount`" "
+
+if ( $MountGCSTest ) {
+    $boot += "-share `"$GCSTestPath,$GCSTestMount`" "
+}
+
+if ( $DisableTimeSync ) {
+    $boot += ' -disable-time-sync '
+}
+
+if ( $shell ) {
+    $boot += ' -t '
+}
+
+$boot += " -exec `"$cmd`" "
+
+Invoke-TestCommand `
+    -TestCmd $boot `
+    -TestCmdPreamble $testcmd `
+    -OutputFile (&{ if ( $Action -ne 'Shell' ) { $out } }) `
+    -OutputCmd (&{ if ( $Action -eq 'Bench' ) { 'benchstat' } }) `
+    -Preamble `
+    -Date $Date `
+    -Note $Note `
+    -Verbose:$Verbose

scripts/Testing.psm1

@@ -0,0 +1,144 @@
+function New-TestCommand {
+    [CmdletBinding()]
+    param (
+        [ValidateSet('Test', 'Bench', 'List')]
+        [alias('a')]
+        [string]
+        $Action = 'Bench',
+
+        [Parameter(Mandatory)]
+        [string]
+        $Path,
+
+        [Parameter(Mandatory)]
+        [string]
+        $Name,
+
+        [Parameter(Mandatory)]
+        [string]
+        $OutDirectory ,
+
+        [DateTime]
+        $Date = (Get-Date),
+
+        [string]
+        $Note = '',
+
+        # test parameters
+        [alias('tv')]
+        [switch]
+        $TestVerbose = $false,
+
+        [int]
+        $Count = 1,
+
+        [string]
+        $BenchTime = '5s',
+
+        [string]
+        $Timeout = '10m',
+
+        [string]
+        $Run = '',
+
+        [string]
+        $Feature = ''
+    )
+
+    $OutDirectory = Resolve-Path $OutDirectory
+    Write-Verbose "creating $OutDirectory"
+
+    New-Item -ItemType 'directory' -Path $OutDirectory -Force > $null
+
+    $testcmd = "$Path `'-test.timeout=$Timeout`' `'-test.shuffle=on`' `'-test.count=$Count`' "
+
+    if ( $TestVerbose ) {
+        $testcmd += ' ''-test.v'' '
+    }
+
+    switch ( $Action ) {
+        'List' {
+            if ( $Run -eq '' ) {
+                $Run = '.'
+            }
+            $testcmd += " `'-test.list=$Run`' "
+        }
+        'Test' {
+            if ( $Run -ne '' ) {
+                $testcmd += " `'-test.run=$Run`' "
+            }
+        }
+        'Bench' {
+            if ( $Run -eq '' ) {
+                $Run = '.'
+            }
+            $testcmd += ' ''-test.run=^#'' ''-test.benchmem'' ' + `
+                " `'-test.bench=$Run`' `'-test.benchtime=$BenchTime`' "
+        }
+    }
+
+    if ( $Feature -ne '' ) {
+        $testcmd += " `'-feature=$Feature`' "
+    }
+
+    $f = $Name + '-' + $Action
+    if ($Note -ne '' ) {
+        $f += '-' + $Note
+    }
+    $out = Join-Path $OutDirectory "$f-$(Get-Date -Date $date -Format FileDateTime).txt"
+
+    return $testcmd, $out
+}
+
+function Invoke-TestCommand {
+    [CmdletBinding()]
+    param (
+        [Parameter(Mandatory)]
+        [string]
+        $TestCmd,
+
+        [string]
+        $TestCmdPreamble = $TestCmd,
+
+        [string]
+        $OutputFile = 'nul',
+
+        [string]
+        $OutputCmd,
+
+        [switch]
+        $Preamble,
+
+        [DateTime]
+        $Date = (Get-Date),
+
+        [string]
+        $Note
+    )
+
+    if ($OutputFile -eq '' ) {
+        $OutputFile = 'nul'
+    }
+
+    Write-Verbose "Saving output to: $OutputFile"
+    if ( $Preamble ) {
+        & {
+            Write-Output "test.date: $(Get-Date -Date $Date -UFormat '%FT%R%Z' -AsUTC)"
+            if ( $Note -ne '' ) {
+                Write-Output "note: $Note"
+            }
+            Write-Output "test.command: $TestCmdPreamble"
+            Write-Output "pkg.commit: $(git rev-parse HEAD)"
+        } | Tee-Object -Append -FilePath $OutputFile
+    }
+
+    Write-Verbose "Running command: $TestCmd"
+    Invoke-Expression $TestCmd | Tee-Object -Append -FilePath $OutputFile
+
+    if ( $OutputCmd -ne '' -and $OutputFile -ne 'nul' ) {
+        $oc = "$OutputCmd $OutputFile"
+        Write-Verbose "Running command: $oc"
+        Invoke-Expression $oc
+    }
+
+}