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<#
.SYNOPSIS
Script for installing and launching cosmos emulator
.DESCRIPTION
This script downloads, installs and launches cosmosdb-emulator.
.PARAMETER EmulatorMsiUrl
Uri for downloading the cosmosdb-emulator
.PARAMETER StartParameters
Parameter with which to launch the cosmosdb-emulator
.PARAMETER Stage
Determines what part of the script to run. Has to be either Install or Launch
#>
[CmdletBinding()]
Param (
[string] $EmulatorMsiUrl = "https://aka.ms/cosmosdb-emulator",
[string] $StartParameters,
[Parameter(Mandatory=$True)]
[ValidateSet('Install', 'Launch')]
[string] $Stage
)
$targetDir = Join-Path $Env:Temp AzureCosmosEmulator
$logFile = Join-Path $Env:Temp log.txt
$productName = "Azure Cosmos DB Emulator"
$emulator = (Join-Path $targetDir (Join-Path $productName "Microsoft.Azure.Cosmos.Emulator.exe"))
if ($Stage -eq "Install")
{
$downloadTryCount = 0
New-Item $targetDir -Type Directory
New-Item $logFile -Type File
do
{
# Download and Extract Public Cosmos DB Emulator
Write-Host "Downloading and extracting Cosmos DB Emulator - $EmulatorMsiUrl"
Write-Host "Target Directory $targetDir"
Write-Host "Log File $logFile"
$downloadTryCount++
Write-Host "Download Try Count: $downloadTryCount"
Remove-Item -Path (Join-Path $targetDir '*') -Recurse
Clear-Content -Path $logFile
$installProcess = Start-Process msiexec -Wait -PassThru -ArgumentList "/a $EmulatorMsiUrl TARGETDIR=$targetDir /qn /liew $logFile"
Get-Content $logFile
Write-Host "Exit Code: $($installProcess.ExitCode)"
}
while(($installProcess.ExitCode -ne 0) -and ($downloadTryCount -lt 3))
if(Test-Path (Join-Path $Env:LOCALAPPDATA CosmosDbEmulator))
{
Write-Host "Deleting Cosmos DB Emulator data"
Remove-Item -Recurse -Force $Env:LOCALAPPDATA\CosmosDbEmulator
}
Write-Host "Getting Cosmos DB Emulator Version"
$fileVersion = Get-ChildItem $emulator
Write-Host $emulator $fileVersion.VersionInfo
}
if ($Stage -eq "Launch")
{
Write-Host "Launching Cosmos DB Emulator"
if (!(Test-Path $emulator)) {
Write-Error "The emulator is not installed where expected at '$emulator'"
return
}
$process = Start-Process $emulator -ArgumentList "/getstatus" -PassThru -Wait
switch ($process.ExitCode) {
1 {
Write-Host "The emulator is already starting"
return
}
2 {
Write-Host "The emulator is already running"
return
}
3 {
Write-Host "The emulator is stopped"
}
default {
Write-Host "Unrecognized exit code $($process.ExitCode)"
return
}
}
$argumentList = ""
if (-not [string]::IsNullOrEmpty($StartParameters)) {
$argumentList += , $StartParameters
} else {
# Use the default params if none provided
$argumentList = "/noexplorer /noui /enablepreview /disableratelimiting /enableaadauthentication"
}
Write-Host "Starting emulator process: $emulator $argumentList"
$process = Start-Process $emulator -ArgumentList $argumentList -ErrorAction Stop -PassThru
Write-Host "Emulator process started: $($process.Name), $($process.FileVersion)"
$Timeout = 600
$result="NotYetStarted"
$complete = if ($Timeout -gt 0) {
$start = [DateTimeOffset]::Now
$stop = $start.AddSeconds($Timeout)
{
$result -eq "Running" -or [DateTimeOffset]::Now -ge $stop
}
}
else {
{
$result -eq "Running"
}
}
do {
$process = Start-Process $emulator -ArgumentList "/getstatus" -PassThru -Wait
switch ($process.ExitCode) {
1 {
Write-Host "The emulator is starting"
}
2 {
Write-Host "The emulator is running"
$result="Running"
return
}
3 {
Write-Host "The emulator is stopped"
}
default {
Write-Host "Unrecognized exit code $($process.ExitCode)"
}
}
Start-Sleep -Seconds 5
}
until ($complete.Invoke())
Write-Error "The emulator failed to reach Running status within ${Timeout} seconds"
}
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