nixpkgs/pkgs/applications/networking/cluster/waagent/default.nix
2024-03-28 17:30:39 +00:00

77 lines
2.4 KiB
Nix

{ bash
, coreutils
, fetchFromGitHub
, lib
, python39
, substituteAll
}:
let
inherit (lib) makeBinPath;
# the latest python version that waagent test against according to https://github.com/Azure/WALinuxAgent/blob/28345a55f9b21dae89472111635fd6e41809d958/.github/workflows/ci_pr.yml#L75
python = python39;
in
python.pkgs.buildPythonApplication rec {
pname = "waagent";
version = "2.10.0.8";
src = fetchFromGitHub {
owner = "Azure";
repo = "WALinuxAgent";
rev = "refs/tags/v${version}";
sha256 = "sha256-Ilm29z+BJToVxdJTUAZO3Lr2DyOIvK6GW79GxAmfeM4=";
};
patches = [
# Suppress the following error when waagent tries to configure sshd:
# Read-only file system: '/etc/ssh/sshd_config'
./dont-configure-sshd.patch
];
doCheck = false;
# azure-product-uuid chmod rule invokes chmod to change the mode of
# product_uuid (which is not a device itself).
# Replace this with an absolute path.
postPatch = ''
substituteInPlace config/99-azure-product-uuid.rules \
--replace "/bin/chmod" "${coreutils}/bin/chmod"
'';
propagatedBuildInputs = [ python.pkgs.distro ];
# The udev rules are placed to the wrong place.
# Move them to their default location.
# Keep $out/${python.sitePackages}/usr/sbin/waagent where it is.
# waagent re-executes itself in UpdateHandler.run_latest, even if autoupdate
# is disabled, manually spawning a python interprever with argv0.
# We can't use the default python program wrapping mechanism, as it uses
# wrapProgram which doesn't support --argv0.
# So instead we make our own wrapper in $out/bin/waagent, setting PATH and
# PYTHONPATH.
# PATH contains our PYTHON, and PYTHONPATH stays set, so this should somewhat
# still work.
preFixup = ''
mv $out/${python.sitePackages}/etc $out/
buildPythonPath
mkdir -p $out/bin
makeWrapper $out/${python.sitePackages}/usr/sbin/waagent $out/bin/waagent \
--set PYTHONPATH $PYTHONPATH \
--prefix PATH : $program_PATH \
--argv0 $out/${python.sitePackages}/usr/sbin/waagent
'';
dontWrapPythonPrograms = false;
meta = {
description = "The Microsoft Azure Linux Agent (waagent)";
mainProgram = "waagent";
longDescription = ''
The Microsoft Azure Linux Agent (waagent)
manages Linux provisioning and VM interaction with the Azure
Fabric Controller'';
homepage = "https://github.com/Azure/WALinuxAgent";
license = with lib.licenses; [ asl20 ];
};
}