athens/modules/drone/runner-exec.nix

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2022-06-30 17:43:11 -04:00
{ pkgs, config, lib, ... }:
let
droneserver = config.users.users.droneserver.name;
in
{
nix.settings.allowed-users = [ "drone-runner-exec" ];
systemd.services.drone-runner-exec = {
wantedBy = [ "multi-user.target" ];
# might break deployment
restartIfChanged = false;
confinement.enable = true;
confinement.packages = [
pkgs.git
pkgs.gnutar
pkgs.bash
pkgs.nix
pkgs.gzip
];
path = [
pkgs.git
pkgs.gnutar
pkgs.bash
pkgs.nix
pkgs.gzip
];
serviceConfig = {
Environment = [
"DRONE_RUNNER_CAPACITY=10"
"CLIENT_DRONE_RPC_HOST=127.0.0.1:3030"
"NIX_REMOTE=daemon"
"PAGER=cat"
];
BindPaths = [
"/nix/var/nix/daemon-socket/socket"
"/run/nscd/socket"
"/var/lib/drone"
];
BindReadOnlyPaths = [
"/etc/passwd:/etc/passwd"
"/etc/group:/etc/group"
"/nix/var/nix/profiles/system/etc/nix:/etc/nix"
"${config.environment.etc."ssl/certs/ca-certificates.crt".source}:/etc/ssl/certs/ca-certificates.crt"
"${config.environment.etc."ssh/ssh_known_hosts".source}:/etc/ssh/ssh_known_hosts"
"${
builtins.toFile "ssh_config" ''
Host eve.thalheim.io
ForwardAgent yes
''
}:/etc/ssh/ssh_config"
"/etc/machine-id"
# channels are dynamic paths in the nix store, therefore we need to bind mount the whole thing
"/nix/"
];
EnvironmentFile = [
config.sops.secrets.drone.path
];
ExecStart = "${pkgs.drone-runner-exec}/bin/drone-runner-exec";
User = "drone-runner-exec";
Group = "drone-runner-exec";
};
};
users.users.drone-runner-exec = {
isSystemUser = true;
group = "drone-runner-exec";
};
users.groups.drone-runner-exec = { };
}