Files
infra/modules/nixos/services/docker_manager.nix

51 lines
1.8 KiB
Nix

{ config, pkgs, lib, ... }:
with lib;
{
options.services.dockerStacks = mkOption {
type = types.attrsOf (types.submodule {
options = {
path = mkOption { type = types.str; };
envFile = mkOption { type = types.nullOr types.path; default = null; };
ports = mkOption { type = types.listOf types.int; default = [ ]; };
};
});
default = {};
};
config = {
virtualisation.docker.enable = true;
virtualisation.docker.daemon.settings.dns = [ "1.1.1.1" "8.8.8.8" ];
networking.firewall.allowedTCPPorts = flatten (mapAttrsToList (name: value: value.ports) config.services.dockerStacks);
systemd.services = mapAttrs' (name: value: nameValuePair "${name}_stack" {
description = "Docker Compose stack: ${name}";
# Added 'docker.socket' to both after and wants to ensure the API is reachable
after = [ "network.target" "docker.service" "docker.socket" "agenix.service" ];
wants = [ "docker.socket" "agenix.service" ];
requires = [ "docker.service" ];
wantedBy = [ "multi-user.target" ];
serviceConfig = {
Type = "oneshot";
WorkingDirectory = value.path;
User = "root";
# This line forces the service to wait until the docker socket is actually responsive
ExecStartPre = "${pkgs.bash}/bin/bash -c 'while [ ! -S /var/run/docker.sock ]; do sleep 1; done'";
ExecStart = "${pkgs.docker-compose}/bin/docker-compose up -d --remove-orphans";
ExecStop = "${pkgs.docker-compose}/bin/docker-compose down";
RemainAfterExit = true;
# Ensure the environment file is passed correctly
EnvironmentFile = mkIf (value.envFile != null) [ value.envFile ];
};
}) config.services.dockerStacks;
};
}