83 lines
2.1 KiB
Nix
83 lines
2.1 KiB
Nix
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{ config, lib, pkgs, ... }:
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with lib;
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let
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cfg = config.services.dockerRegistry;
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in {
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###### interface
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options.services.dockerRegistry = {
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enable = mkOption {
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description = "Whether to enable docker registry server.";
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default = false;
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type = types.bool;
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};
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host = mkOption {
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description = "Docker registry host or ip to bind to.";
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default = "127.0.0.1";
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type = types.str;
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};
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port = mkOption {
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description = "Docker registry port to bind to.";
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default = 5000;
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type = types.int;
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};
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storagePath = mkOption {
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type = types.path;
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default = "/var/lib/docker/registry";
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description = "Docker registry strorage path.";
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};
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extraConfig = mkOption {
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description = ''
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Docker extra registry configuration. See
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<link xlink:href="https://github.com/docker/docker-registry/blob/master/config/config_sample.yml"/>
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'';
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default = {};
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type = types.attrsOf types.str;
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};
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};
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config = mkIf cfg.enable {
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systemd.services.docker-registry = {
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description = "Docker Container Registry";
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wantedBy = [ "multi-user.target" ];
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after = [ "network.target" ];
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environment = {
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REGISTRY_HOST = cfg.host;
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REGISTRY_PORT = toString cfg.port;
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GUNICORN_OPTS = "[--preload]"; # see https://github.com/docker/docker-registry#sqlalchemy
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STORAGE_PATH = cfg.storagePath;
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} // cfg.extraConfig;
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serviceConfig = {
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ExecStart = "${pkgs.pythonPackages.docker_registry}/bin/docker-registry";
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User = "docker-registry";
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Group = "docker";
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PermissionsStartOnly = true;
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};
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preStart = ''
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mkdir -p ${cfg.storagePath}
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if [ "$(id -u)" = 0 ]; then
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chown -R docker-registry:docker ${cfg.storagePath}
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fi
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'';
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postStart = ''
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until ${pkgs.curl}/bin/curl -s -o /dev/null 'http://${cfg.host}:${toString cfg.port}/'; do
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sleep 1;
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done
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'';
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};
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users.extraGroups.docker.gid = mkDefault config.ids.gids.docker;
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users.extraUsers.docker-registry.uid = config.ids.uids.docker-registry;
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};
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}
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