How to Setup Docker on Windows Server

docker-installer-win.ps1

# Variables
$dockerFolder = ".\docker"  # Binaries location
$installPath = "$env:ProgramFiles\Docker"  # Installation directory
$dockerdPath = "$installPath\dockerd.exe"
$dockerServiceName = "docker"

$paths = $env:psmodulePath.Split(';')
$modulePath = Join-Path $paths[0] "DockerMsftProvider"
if (!(Test-Path $modulePath)) {
  New-Item -Path $modulePath -ItemType Directory
}
$outfile = Join-Path $modulePath 'DockerMsftProvider.psm1'
Invoke-WebRequest -UseBasicParsing -OutFile $outfile -Uri https://raw.githubusercontent.com/ajkauffmann/MicrosoftDockerProvider/master/DockerMsftProvider.psm1
$outfile = Join-Path $modulePath 'DockerMsftProvider.psd1'
Invoke-WebRequest -UseBasicParsing -OutFile $outfile https://raw.githubusercontent.com/ajkauffmann/MicrosoftDockerProvider/master/DockerMsftProvider.psd1
Install-Package Docker -ProviderName DockerMsftProvider -Force

# Check if WSL 2 is enabled
try {
    $wslVersion = wsl --list --verbose 2>&1
    if ($wslVersion -match "Windows Subsystem for Linux has no installed distributions.") {
        Write-Host "WSL is not installed. Installing WSL 2..."

        # Install WSL and set default version to 2
        dism.exe /online /enable-feature /featurename:Microsoft-Windows-Subsystem-Linux /all /norestart
        dism.exe /online /enable-feature /featurename:VirtualMachinePlatform /all /norestart
        wsl --set-default-version 2

        # Install Ubuntu from Microsoft Store using WSL command
        Write-Host "Installing Ubuntu from Microsoft Store..."
        wsl --install -d Ubuntu-20.04

        Write-Host "Ubuntu installed. Please configure it and try again."
        exit 1
    } else {
        Write-Host "WSL 2 is already installed and set as the default version."
    }
} catch {
    Write-Error "Failed to check WSL version. Please ensure that WSL is installed and try again."
    exit 1
}

# Verify if the docker binaries exist
if (-Not (Test-Path "$dockerFolder\docker.exe") -or -Not (Test-Path "$dockerFolder\dockerd.exe")) {
    Write-Error "docker.exe or dockerd.exe not found in the '$dockerFolder' folder."
    exit 1
}

# Create installation directory if it doesn't exist
if (-Not (Test-Path $installPath)) {
    New-Item -Path $installPath -ItemType Directory -Force
}

# Copy binaries to the installation directory
Write-Host "Copying binaries to $installPath..."
Copy-Item -Path "$dockerFolder\*" -Destination $installPath -Force

# Register Docker as a service
Write-Host "Registering Docker as a service..."
& $dockerdPath --register-service

# Set the service to start automatically
Write-Host "Configuring the service to start automatically..."
Set-Service -Name $dockerServiceName -StartupType Automatic

# Try to start the Docker service
Write-Host "Starting Docker service..."
if ($restartNeeded) {
    Write-Host 'A restart is needed to finish the installation' -ForegroundColor Green
    If ((Read-Host 'Do you want to restart now? [Y/N]') -eq 'Y') {
      Restart-Computer
    }
} else {
    Start-Service -Name $dockerServiceName
}

# Check if Docker started successfully
$serviceStatus = Get-Service -Name $dockerServiceName
if ($serviceStatus.Status -eq 'Running') {
    Write-Host "Docker service started successfully."
} else {
    Write-Error "Failed to start the Docker service."
}

# Verify Docker installation by running 'docker version'
Write-Host "Verifying the installation..."
& "$installPath\docker.exe" version

Write-Host "Docker installed and configured successfully."
& "$installPath\docker.exe" info