mirror of https://gerrit.hackerspace.pl/hscloud
63 lines
1.6 KiB
Nix
63 lines
1.6 KiB
Nix
# Support for GRETap interfaces in NixOS' scripted networking.
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#
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# We currently only use it in the edge01.waw test framework to bring vlans
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# across test VMs.
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{ config, pkgs, lib, ... }:
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with lib;
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let
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cfg = config.hscloud.gretap;
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in {
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options.hscloud.gretap = {
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interfaces = mkOption {
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type = with types; attrsOf (submodule {
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options = {
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localV4 = mkOption {
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type = types.str;
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description = "Local outer IPv4 address";
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};
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remoteV4 = mkOption {
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type = types.str;
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description = "Remote outer IPv4 address";
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};
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id = mkOption {
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type = types.int;
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description = "Tunnel ID";
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};
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parent = mkOption {
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type = types.str;
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description = "Parent/outer device";
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};
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};
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});
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description = ''
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GRETap interfaces to create.
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'';
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};
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};
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config.boot.kernelModules = [ "fou" ];
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config.systemd.services = mapAttrs' (name: value: nameValuePair "${name}-gretap" {
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wants = [
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"${name}-netdev.service"
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"network-addresses-${value.parent}.service"
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];
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after = [
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"network-addresses-${value.parent}.service"
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];
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before = [
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"network-addresses-${name}.service"
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];
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wantedBy = [
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"network-addresses-${name}.service"
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];
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serviceConfig = {
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Type = "oneshot";
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ExecStart = "${pkgs.iproute2}/bin/ip link add name ${name} type gretap remote ${value.remoteV4} local ${value.localV4} key ${toString value.id}";
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};
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}) cfg.interfaces;
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}
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