Dockerfile.windows

FROM microsoft/nanoserver

# $ProgressPreference: https://github.com/PowerShell/PowerShell/issues/2138#issuecomment-251261324
SHELL ["powershell", "-Command", "$ErrorActionPreference = 'Stop'; $ProgressPreference = 'SilentlyContinue';"]

# Install MinGit
# https://blogs.msdn.microsoft.com/visualstudioalm/2016/09/03/whats-new-in-git-for-windows-2-10/
ENV GIT_VERSION 2.12.2
ENV GIT_BUILD 2
ENV GIT_TAG v${GIT_VERSION}.windows.${GIT_BUILD}
ENV GIT_DOWNLOAD_URL https://github.com/git-for-windows/git/releases/download/${GIT_TAG}/MinGit-${GIT_VERSION}.${GIT_BUILD}-64-bit.zip
ENV GIT_DOWNLOAD_SHA256 3918cd9ab42c9a22aa3934463fdb536485c84e6876e9aaab74003deb43a08a36

RUN Write-Host ('Downloading {0} ...' -f $env:GIT_DOWNLOAD_URL); \
	Invoke-WebRequest -Uri $env:GIT_DOWNLOAD_URL -OutFile 'git.zip'; \
	\
	Write-Host ('Verifying sha256 ({0}) ...' -f $env:GIT_DOWNLOAD_SHA256); \
	if ((Get-FileHash git.zip -Algorithm sha256).Hash -ne $env:GIT_DOWNLOAD_SHA256) { \
		Write-Host 'FAILED!'; \
		exit 1; \
	}; \
	\
	Write-Host 'Expanding ...'; \
	Expand-Archive -Path git.zip -DestinationPath C:\git\.; \
	\
	Write-Host 'Removing ...'; \
	Remove-Item git.zip -Force; \
	\
	Write-Host 'Updating PATH ...'; \
	$env:PATH = 'C:\git\cmd;C:\git\mingw64\bin;C:\git\usr\bin;' + $env:PATH; \
  Set-ItemProperty -Path 'Registry::HKEY_LOCAL_MACHINE\System\CurrentControlSet\Control\Session Manager\Environment' -Name PATH -Value $env:PATH; \
	\
	Write-Host 'Verifying install ...'; \
	Write-Host '  git --version'; git --version; \
	\
	Write-Host 'Complete.';

ADD drone-git.exe C:/
ENTRYPOINT C:/drone-git.exe