finally make the silent and local installation for nodejs get working on windows - there is no resource online that works correctly LAWL!

Former-commit-id: f6727efd6bbc059c96a0f242b29e10bbac3b65b8

_benchmarks/benchmarker/benchmarker.go

@@ -12,23 +12,32 @@ import (
 
 var bundles = []bundle{
 	{
-		name:             "dotnet",
+		names:            []string{"dotnet"},
 		installDir:       "./dotnet_bin",
 		installArguments: []string{"-NoPath", "-InstallDir", "$installDir", "-Channel", "Current", "-Version", "3.0.100-preview6-012264"},
 	},
+	{
+		names:            []string{"node", "npm"},
+		installDir:       "./node_bin",
+		installArguments: []string{"$installDir", "12.4.0"},
+	},
 }
 
 func install(b bundle) error {
-	switch b.name {
+	for _, name := range b.names {
+		switch name {
 		case "dotnet":
 			return installDotnet(b)
-	default:
-		return nil
+		case "node", "nodejs", "npm":
+			return installNode(b)
 		}
+	}
+
+	return nil
 }
 
 type bundle struct {
-	name       string
+	names      []string
 	installDir string
 
 	installArguments []string
@@ -40,8 +49,11 @@ func (b bundle) parseArguments() []string {
 			// let's not use reflection here.
 			switch arg[1:] {
 			case "name":
-				b.installArguments[i] = b.name
+				b.installArguments[i] = b.names[0]
 			case "installDir":
+				if runtime.GOOS == "windows" {
+					b.installDir = filepath.FromSlash(b.installDir)
+				}
 				b.installArguments[i] = b.installDir
 			default:
 				panic(arg + " not a bundle struct field")
@@ -100,10 +112,8 @@ func attachCmd(cmd *exec.Cmd) {
 
 func getPlatform(name string) (p *platform) {
 	for _, b := range bundles {
-		if b.name != name {
-			continue
-		}
-
+		for _, bName := range b.names {
+			if bName == name {
 				// temporarily set the path env to the installation directories
 				// in order the exec.LookPath to check for programs there too.
 				pathEnv := os.Getenv("PATH")
@@ -124,7 +134,8 @@ func getPlatform(name string) (p *platform) {
 						golog.Fatalf("unable to auto-install %s, please do it yourself: %v", name, err)
 					}
 
-			executable = filepath.Join(b.installDir, name)
+					executable = b.installDir + "/" + name
+
 					if runtime.GOOS == "windows" {
 						executable += ".exe"
 					}
@@ -134,6 +145,8 @@ func getPlatform(name string) (p *platform) {
 					executable: executable,
 				}
 			}
+		}
+	}
 
 	golog.Fatalf("%s not found", name)
 	return nil
@@ -145,4 +158,12 @@ func main() {
 	dotnet := getPlatform("dotnet")
 	dotnetVersion := dotnet.exec("--version")
 	golog.Infof("Dotnet version: %s", dotnetVersion)
+
+	node := getPlatform("node")
+	nodeVersion := node.exec("--version")
+	golog.Infof("Nodejs version: %s", nodeVersion)
+
+	npm := getPlatform("npm")
+	npmVersion := npm.exec("--version")
+	golog.Infof("NPM version: %s", npmVersion)
 }

_benchmarks/benchmarker/installer_windows.go

@@ -22,3 +22,7 @@ func installDotnet(b bundle) error {
 	// Right click on the ./scripts/dotnet-install.ps1 and check the "unblock" property, save and exit the dialog.
 	return powershell("./scripts/dotnet-install.ps1", b.parseArguments()...)
 }
+
+func installNode(b bundle) error {
+	return powershell("./scripts/node-install.ps1", b.parseArguments()...)
+}

_benchmarks/benchmarker/scripts/node-install.ps1

@@ -0,0 +1,38 @@
+$INSTALL_DIR=$args[0]
+$VERSION=$args[1]
+# param([String]$VERSION="12.4.0",[String]$INSTALL_DIR="../nodejs_bin")
+
+If(!(test-path $INSTALL_DIR))
+{
+      New-Item -ItemType Directory -Force -Path $INSTALL_DIR
+}
+
+$url = "https://nodejs.org/dist/v$VERSION/node-v$VERSION-x64.msi"
+
+# i.e https://nodejs.org/dist/v10.16.0/node-v10.16.0-x64.msi
+write-host "`n----------------------------"
+write-host "  downloading node            "
+write-host "----------------------------`n"
+write-host "url : $url"
+
+$filename = "node.msi"
+$node_msi = "$INSTALL_DIR\$filename"
+$start_time = Get-Date
+$wc = New-Object System.Net.WebClient
+$wc.DownloadFile($url, $node_msi)
+write-Output "Download of $filename finished at: $((Get-Date).Subtract($start_time).Seconds) second(s)"
+
+write-host "`n----------------------------"
+write-host " installing node              "
+write-host "----------------------------`n"
+
+$node_msi = $node_msi.substring(2)
+
+$INSTALL_DIR=[System.IO.Path]::GetFullPath($INSTALL_DIR)
+write-host "installation directory: $INSTALL_DIR"
+
+$params = '/i', "$node_msi",
+          'INSTALLDIR="$INSTALL_DIR"',
+          '/qn',
+          '/norestart'
+$p = Start-Process 'msiexec.exe' -ArgumentList $params -Wait -PassThru

_benchmarks/benchmarker/scripts/node-install.sh

@@ -0,0 +1,7 @@
+INSTALL_DIR=$1
+VERSION=$2
+cd $INSTALL_DIR
+curl http://nodejs.org/dist/node-$VERSION.tar.gz | tar xz --strip-components=1
+./configure --prefix=$INSTALL_DIR
+make install
+curl https://www.npmjs.org/install.sh | sh