79 lines
2 KiB
Nix
79 lines
2 KiB
Nix
{ lib, pkgs, const, config, ... }: {
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mkContainer = cfg: extra: lib.recursiveUpdate {
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# Allow nested containers.
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additionalCapabilities = [
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''all" --system-call-filter="add_key keyctl bpf" --capability="all''
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];
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enableTun = true;
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# Start containers with the system by default.
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autoStart = config.container.autoStart;
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# IP Address of the host. This is required for container to have access to the Internet.
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hostAddress = config.container.host;
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# Container's IP address.
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localAddress = cfg.address;
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# Isolate container from other hosts.
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privateNetwork = true;
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} extra;
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# Common configuration for the system inside the container.
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mkContainerConfig = cfg: extra: lib.recursiveUpdate {
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boot.isContainer = true;
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# HACK: Do not evaluate nixpkgs inside the container. Use host's instead.
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nixpkgs.pkgs = lib.mkForce pkgs;
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# Release version.
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system.stateVersion = const.stateVersion;
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# Allow passwordless login as root.
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users = {
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users.root.password = "";
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mutableUsers = false;
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};
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networking = {
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# Default DNS servers.
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nameservers = [
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"1.1.1.1"
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"1.0.0.1"
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];
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# HACK: Fix for upstream issue: https://github.com/NixOS/nixpkgs/issues/162686
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useHostResolvConf = lib.mkForce false;
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# Configure firewall.
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firewall = {
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enable = true;
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extraCommands = ''
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# Full access from the host.
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iptables -I INPUT -s ${config.container.host} -j ALLOW
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'';
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};
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};
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} extra;
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# Create a directory on the host for container use.
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mkContainerDir = cfg: dirs: map (path: "d '${cfg.storage}/${path}' 1777 root root - -") dirs;
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# Common configuration for Nginx server.
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mkServer = cfg: lib.recursiveUpdate {
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forceSSL = false;
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} cfg;
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# Attach the host media directory to container.
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# They will be added to /type/{0..9}
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attachMedia = type: ro: builtins.listToAttrs (lib.imap0 (i: path:
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{
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name = "/${type}/${toString i}";
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value = {
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hostPath = path;
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isReadOnly = ro;
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};
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}
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) config.container.media.${type});
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}
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