retiolum: config which is working but not functioning (see TODO in retiolum.nix)
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makefu
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@ -37,7 +37,7 @@ let
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config =
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# This configuration makes only sense for retiolum-enabled hosts.
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# TODO modular configuration
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assert config.krebs.retiolum.enable;
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assert (lib.hasAttr "retiolum" config.krebs.tinc);
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''
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keep_environment =
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@ -1,130 +1,164 @@
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{ config, pkgs, lib, ... }:
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with config.krebs.lib;
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let
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cfg = config.krebs.retiolum;
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out = {
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options.krebs.retiolum = api;
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config = lib.mkIf cfg.enable imp;
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options.krebs.tinc = api;
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config = imp;
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};
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api = {
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enable = mkEnableOption "krebs.retiolum";
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api = mkOption {
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default = {};
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description = ''
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define a tinc network
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'';
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type = with types; attrsOf (submodule (tinc: {
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options = {
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host = mkOption {
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type = types.host;
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default = config.krebs.build.host;
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};
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host = mkOption {
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type = types.host;
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default = config.krebs.build.host;
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};
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netname = mkOption {
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type = types.enum (attrNames tinc.config.host.nets);
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default = tinc.config._module.args.name;
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description = ''
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The tinc network name.
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It is used to name the TUN device and to generate the default value for
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<literal>config.krebs.tinc.retiolum.hosts</literal>.
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'';
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};
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netname = mkOption {
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type = types.enum (attrNames cfg.host.nets);
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default = "retiolum";
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description = ''
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The tinc network name.
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It is used to name the TUN device and to generate the default value for
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<literal>config.krebs.retiolum.hosts</literal>.
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'';
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};
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extraConfig = mkOption {
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type = types.str;
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default = "";
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description = ''
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Extra Configuration to be appended to tinc.conf
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'';
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};
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extraConfig = mkOption {
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type = types.str;
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default = "";
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description = ''
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Extra Configuration to be appended to tinc.conf
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'';
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};
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tincPackage = mkOption {
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type = types.package;
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default = pkgs.tinc;
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description = "Tincd package to use.";
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};
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tincPackage = mkOption {
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type = types.package;
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default = pkgs.tinc;
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description = "Tincd package to use.";
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};
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hosts = mkOption {
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type = with types; attrsOf host;
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default =
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filterAttrs (_: h: hasAttr tinc.config.netname h.nets) config.krebs.hosts;
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description = ''
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Hosts to generate <literal>config.krebs.retiolum.hostsPackage</literal>.
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Note that these hosts must have a network named
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<literal>config.krebs.retiolum.netname</literal>.
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'';
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};
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hosts = mkOption {
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type = with types; attrsOf host;
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default =
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filterAttrs (_: h: hasAttr cfg.netname h.nets) config.krebs.hosts;
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description = ''
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Hosts to generate <literal>config.krebs.retiolum.hostsPackage</literal>.
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Note that these hosts must have a network named
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<literal>config.krebs.retiolum.netname</literal>.
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'';
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};
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hostsPackage = mkOption {
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type = types.package;
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default = pkgs.stdenv.mkDerivation {
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name = "${tinc.config.netname}-tinc-hosts";
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phases = [ "installPhase" ];
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installPhase = ''
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mkdir $out
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${concatStrings (lib.mapAttrsToList (_: host: ''
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echo ${shell.escape host.nets."${tinc.config.netname}".tinc.config} \
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> $out/${shell.escape host.name}
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'') tinc.config.hosts)}
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'';
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};
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description = ''
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Package of tinc host configuration files. By default, a package will
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be generated from <literal>config.krebs.${tinc.config.netname}.hosts</literal>. This
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option's main purpose is to expose the generated hosts package to other
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modules, like <literal>config.krebs.tinc_graphs</literal>. But it can
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also be used to provide a custom hosts directory.
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'';
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example = literalExample ''
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(pkgs.stdenv.mkDerivation {
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name = "my-tinc-hosts";
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src = /home/tv/my-tinc-hosts;
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installPhase = "cp -R . $out";
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})
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'';
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};
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hostsPackage = mkOption {
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type = types.package;
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default = pkgs.stdenv.mkDerivation {
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name = "${cfg.netname}-tinc-hosts";
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phases = [ "installPhase" ];
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installPhase = ''
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mkdir $out
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${concatStrings (mapAttrsToList (_: host: ''
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echo ${shell.escape host.nets.${cfg.netname}.tinc.config} \
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> $out/${shell.escape host.name}
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'') cfg.hosts)}
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'';
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iproutePackage = mkOption {
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type = types.package;
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default = pkgs.iproute;
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description = "Iproute2 package to use.";
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};
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privkey = mkOption {
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type = types.secret-file;
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default = {
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path = "${tinc.config.user.home}/tinc.rsa_key.priv";
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owner = tinc.config.user;
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source-path = toString <secrets> + "/${tinc.config.netname}.rsa_key.priv";
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};
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};
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connectTo = mkOption {
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type = types.listOf types.str;
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default = [ "fastpoke" "cd" "prism" "gum" ];
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description = ''
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The list of hosts in the network which the client will try to connect
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to. These hosts should have an 'Address' configured which points to a
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routeable IPv4 or IPv6 address.
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In stockholm this can be done by configuring:
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krebs.hosts.${connect-host}.nets.${netname?"retiolum"}.via.addrs4 =
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[ "${external-ip} ${external-port}" ]
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'';
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};
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user = mkOption {
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type = types.user;
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default = {
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name = tinc.config.netname;
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home = "/var/lib/${tinc.config.user.name}";
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};
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};
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};
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description = ''
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Package of tinc host configuration files. By default, a package will
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be generated from <literal>config.krebs.retiolum.hosts</literal>. This
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option's main purpose is to expose the generated hosts package to other
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modules, like <literal>config.krebs.tinc_graphs</literal>. But it can
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also be used to provide a custom hosts directory.
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'';
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example = literalExample ''
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(pkgs.stdenv.mkDerivation {
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name = "my-tinc-hosts";
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src = /home/tv/my-tinc-hosts;
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installPhase = "cp -R . $out";
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})
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'';
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};
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iproutePackage = mkOption {
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type = types.package;
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default = pkgs.iproute;
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description = "Iproute2 package to use.";
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};
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privkey = mkOption {
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type = types.secret-file;
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default = {
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path = "${cfg.user.home}/tinc.rsa_key.priv";
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owner = cfg.user;
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source-path = toString <secrets> + "/${cfg.netname}.rsa_key.priv";
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};
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};
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connectTo = mkOption {
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type = types.listOf types.str;
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default = [ "fastpoke" "cd" "prism" "gum" ];
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description = ''
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The list of hosts in the network which the client will try to connect
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to. These hosts should have an 'Address' configured which points to a
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routeable IPv4 or IPv6 address.
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In stockholm this can be done by configuring:
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krebs.hosts.${connect-host}.nets.${netname?"retiolum"}.via.addrs4 =
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[ "${external-ip} ${external-port}" ]
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'';
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};
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user = mkOption {
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type = types.user;
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default = {
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name = cfg.netname;
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home = "/var/lib/${cfg.user.name}";
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};
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};
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}));
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};
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imp = lib.mkMerge ( lib.mapAttrsToList (netname: cfg:
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let
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net = cfg.host.nets.${netname};
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imp = {
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krebs.secret.files."${cfg.netname}.rsa_key.priv" = cfg.privkey;
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tinc = cfg.tincPackage;
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iproute = cfg.iproutePackage;
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confDir = let
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namePathPair = name: path: { inherit name path; };
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in pkgs.linkFarm "${netname}-etc-tinc" (lib.mapAttrsToList namePathPair {
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"hosts" = cfg.hostsPackage;
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"tinc.conf" = pkgs.writeText "${cfg.netname}-tinc.conf" ''
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Name = ${cfg.host.name}
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Interface = ${netname}
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${concatStrings (map (c: "ConnectTo = ${c}\n") cfg.connectTo)}
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PrivateKeyFile = ${cfg.privkey.path}
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${cfg.extraConfig}
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'';
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"tinc-up" = pkgs.writeDash "${netname}-tinc-up" ''
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${iproute}/sbin/ip link set ${netname} up
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${optionalString (net.ip4 != null) /* sh */ ''
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${iproute}/sbin/ip -4 addr add ${net.ip4.addr} dev ${netname}
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${iproute}/sbin/ip -4 route add ${net.ip4.prefix} dev ${netname}
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''}
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${optionalString (net.ip6 != null) /* sh */ ''
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${iproute}/sbin/ip -6 addr add ${net.ip6.addr} dev ${netname}
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${iproute}/sbin/ip -6 route add ${net.ip6.prefix} dev ${netname}
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''}
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'';
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});
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in {
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krebs.secret.files."${netname}.rsa_key.priv" = cfg.privkey;
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environment.systemPackages = [ tinc iproute ];
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systemd.services.${cfg.netname} = {
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description = "Tinc daemon for Retiolum";
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systemd.services.${netname} = {
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description = "Tinc daemon for ${netname}";
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after = [ "network.target" ];
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wantedBy = [ "multi-user.target" ];
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requires = [ "secret.service" ];
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@ -132,7 +166,7 @@ let
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serviceConfig = rec {
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Restart = "always";
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ExecStart = "${tinc}/sbin/tincd -c ${confDir} -d 0 -U ${cfg.user.name} -D --pidfile=/var/run/tinc.${SyslogIdentifier}.pid";
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SyslogIdentifier = cfg.netname;
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SyslogIdentifier = netname;
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};
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};
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@ -140,36 +174,5 @@ let
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inherit (cfg.user) home name uid;
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createHome = true;
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};
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};
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net = cfg.host.nets.${cfg.netname};
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tinc = cfg.tincPackage;
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iproute = cfg.iproutePackage;
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confDir = let
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namePathPair = name: path: { inherit name path; };
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in pkgs.linkFarm "${cfg.netname}-etc-tinc" (mapAttrsToList namePathPair {
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"hosts" = cfg.hostsPackage;
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"tinc.conf" = pkgs.writeText "${cfg.netname}-tinc.conf" ''
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Name = ${cfg.host.name}
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Interface = ${cfg.netname}
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${concatStrings (map (c: "ConnectTo = ${c}\n") cfg.connectTo)}
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PrivateKeyFile = ${cfg.privkey.path}
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${cfg.extraConfig}
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'';
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"tinc-up" = pkgs.writeDash "${cfg.netname}-tinc-up" ''
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${iproute}/sbin/ip link set ${cfg.netname} up
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${optionalString (net.ip4 != null) /* sh */ ''
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${iproute}/sbin/ip -4 addr add ${net.ip4.addr} dev ${cfg.netname}
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${iproute}/sbin/ip -4 route add ${net.ip4.prefix} dev ${cfg.netname}
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''}
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${optionalString (net.ip6 != null) /* sh */ ''
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${iproute}/sbin/ip -6 addr add ${net.ip6.addr} dev ${cfg.netname}
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${iproute}/sbin/ip -6 route add ${net.ip6.prefix} dev ${cfg.netname}
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''}
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'';
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});
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}) {} ); # TODO <<<< replace with the "config.krebs.tinc" and avoid infinite recursion
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in out
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