Create_Traffic_Manager_profile_highly_available_web_app.ps1

Set-Location c:\
Clear-Host

Install-Module -Name Az -Force -AllowClobber -Verbose

# Variables
$Location1="WestEurope"

#Log into Azure
Connect-AzAccount

#Select the correct subscription
Get-AzSubscription -SubscriptionName "MSDN Platforms" | Select-AzSubscription

# Create a Resource Group
New-AzResourceGroup -Name MyResourceGroup -Location $Location1

# Generates a random value
$Random=(New-Guid).ToString().Substring(0,8)
$mytrafficmanagerprofile="mytrafficmanagerprofile$Random"

#Create a Traffic Manager profile
New-AzTrafficManagerProfile `
-Name $mytrafficmanagerprofile `
-ResourceGroupName MyResourceGroup `
-TrafficRoutingMethod Priority `
-MonitorPath '/' `
-MonitorProtocol "HTTP" `
-RelativeDnsName $mytrafficmanagerprofile `
-Ttl 30 `
-MonitorPort 80

#Create Web Apps

# Variables
$App1Name="AppServiceTM1$Random"
$App2Name="AppServiceTM2$Random"
$Location1="WestEurope"
$Location2="EastUS"

# Create an App service plan
New-AzAppservicePlan -Name "$App1Name-Plan" -ResourceGroupName MyResourceGroup -Location $Location1 -Tier Standard
New-AzAppservicePlan -Name "$App2Name-Plan" -ResourceGroupName MyResourceGroup -Location $Location2 -Tier Standard

$App1ResourceId=(New-AzWebApp -Name $App1Name -ResourceGroupName MyResourceGroup -Location $Location1 -AppServicePlan "$App1Name-Plan").Id
$App2ResourceId=(New-AzWebApp -Name $App2Name -ResourceGroupName MyResourceGroup -Location $Location2 -AppServicePlan "$App2Name-Plan").Id

#Add Traffic Manager endpoints
New-AzTrafficManagerEndpoint -Name "$App1Name-$Location1" `
-ResourceGroupName MyResourceGroup `
-ProfileName "$mytrafficmanagerprofile" `
-Type AzureEndpoints `
-TargetResourceId $App1ResourceId `
-EndpointStatus "Enabled"

New-AzTrafficManagerEndpoint -Name "$App2Name-$Location2" `
-ResourceGroupName MyResourceGroup `
-ProfileName "$mytrafficmanagerprofile" `
-Type AzureEndpoints `
-TargetResourceId $App2ResourceId `
-EndpointStatus "Enabled"

#Test Traffic Manager profile
Get-AzTrafficManagerProfile -Name $mytrafficmanagerprofile `
-ResourceGroupName MyResourceGroup

#Copy the RelativeDnsName value. The DNS name of your Traffic Manager profile is http://<relativednsname>.trafficmanager.net.
#Open a web browser

#disable your primary site
Disable-AzTrafficManagerEndpoint -Name $App1Name-$Location1 `
 -Type AzureEndpoints `
 -ProfileName $mytrafficmanagerprofile `
 -ResourceGroupName MyResourceGroup `
 -Force

#Open a web browser again

#Clean Up
Remove-AzResourceGroup -Name MyResourceGroup -Force