Docker/Update-DockerOnServer.ps1
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Function Update-DockerOnServer() { # Get Latest Stable version and URL $latestZipFile = (Invoke-WebRequest -UseBasicParsing -uri "https://download.docker.com/win/static/stable/x86_64/").Content.split("`r`n") | Where-Object { $_ -like "<a href=""docker-*"">docker-*" } | ForEach-Object { $zipName = $_.Split('"')[1]; [Version]($zipName.SubString(7,$zipName.Length-11).Split('-')[0]) } | Sort-Object | Select-Object -Last 1 | ForEach-Object { "docker-$_.zip" } if (-not $latestZipFile) { throw "Unable to locate latest stable docker download" } $latestZipFileUrl = "https://download.docker.com/win/static/stable/x86_64/$latestZipFile" $latestVersion = [Version]($latestZipFile.SubString(7,$latestZipFile.Length-11)) Write-Host "Latest stable available Docker Engine version is $latestVersion" # Check existing docker version $dockerService = Get-Service docker -ErrorAction SilentlyContinue if ($dockerService) { if ($dockerService.Status -eq "Running") { $dockerVersion = [Version](docker version -f "{{.Server.Version}}") Write-Host "Current installed Docker Engine version is $dockerVersion" if ($latestVersion -le $dockerVersion) { Write-Host "No new Docker Engine available" -ForegroundColor Green Return } Write-Host "New Docker Engine available" -ForegroundColor Green } else { Write-Host "Docker Service not running" -ForegroundColor Yellow } } else { Write-Host "Docker Engine not found" -ForegroundColor Red Return } Write-Host "Updating to new Docker Engine version" if ($dockerService) { Stop-Service docker -ErrorAction SilentlyContinue } # Searching Docker Location $DockerPath = (Get-WmiObject win32_service | ?{$_.Name -like 'docker'}).pathname if ($DockerPath.indexof(" --") -gt 0) { $DockerPath = $DockerPath.Substring(0, $DockerPath.indexof(" --")) } $DockerPath = $DockerPath.Replace('"','') $DockerPath = (Get-Item -Path $DockerPath).DirectoryName # Download new version $tempFolderPath = Join-Path $Env:Temp $(New-Guid) New-Item -Type Directory -Path $tempFolderPath | Out-Null $tempFile = Join-Path $tempFolderPath 'docker.zip' Invoke-WebRequest -UseBasicParsing -Uri $latestZipFileUrl -OutFile $tempFile # Expand Expand-Archive -Path $tempFile -DestinationPath $tempFolderPath -Force if (Test-Path (Join-Path $DockerPath 'docker.exe')) { Copy-Item -Path (Join-Path $tempFolderPath 'docker/docker.exe') -Destination $DockerPath -Force } if (Test-Path (Join-Path $DockerPath 'dockerd.exe')) { Copy-Item -Path (Join-Path $tempFolderPath 'docker/dockerd.exe') -Destination $DockerPath -Force } Remove-Item $tempFile -Force # Start Service Start-Service docker } Export-ModuleMember -Function Update-DockerOnServer |