2021-11-13 13:33:25 +02:00
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{ pkgs, inputs, lib, hosts, config, ... }:
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let
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inherit (config.networking) hostName;
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inherit (inputs.self.packages.x86_64-linux) hyprspace;
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hyprspaceCapableNodes = lib.filterAttrs (_: host: host ? hypr) hosts;
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peersFormatted = builtins.mapAttrs (_: x: { "${x.hypr.addr}".id = x.hypr.id; }) hyprspaceCapableNodes;
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peersFiltered = lib.filterAttrs (name: _: name != hostName) peersFormatted;
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buildHyprspacePeerList = peers: pkgs.writeText "hyprspace-peers.yml" (builtins.toJSON peers);
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peerList = buildHyprspacePeerList (lib.foldAttrs (n: _: n) null (builtins.attrValues peersFiltered));
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myNode = hosts.${hostName};
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listenPort = myNode.hypr.listenPort or 8001;
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precedingConfig = pkgs.writeText "hyprspace-interface.yml" ''
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interface:
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name: hyprspace
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listen_port: ${builtins.toString listenPort}
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id: ${myNode.hypr.id}
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address: ${myNode.hypr.addr}/24
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private_key: !!binary |
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'';
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privateKeyFile = config.age.secrets.hyprspace-key.path;
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discoverKey = config.age.secrets.hyprspace-discover-key.path;
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runConfig = "/run/hyprspace.yml";
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in {
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networking.hosts = lib.mapAttrs' (k: v: lib.nameValuePair (v.hypr.addr) ([k "${k}.hypr"])) hyprspaceCapableNodes;
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age.secrets.hyprspace-key = {
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file = ../../../../secrets/hyprspace-key- + "${hostName}.age";
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mode = "0400";
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};
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systemd.services.hyprspace = {
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enable = true;
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2021-12-03 00:38:08 +02:00
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after = [ "network-online.target" ];
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2021-11-13 13:33:25 +02:00
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wantedBy = [ "multi-user.target" ];
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preStart = ''
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test -e ${runConfig} && rm ${runConfig}
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touch ${runConfig}
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chmod 0600 ${runConfig}
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cat ${precedingConfig} >> ${runConfig}
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sed 's/^/ /g' ${privateKeyFile} >> ${runConfig}
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echo -n 'peers: ' >> ${runConfig}
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cat ${peerList} >> ${runConfig}
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chmod 0400 ${runConfig}
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'';
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path = [ pkgs.iproute2 ];
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serviceConfig = {
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ExecStart = "${hyprspace}/bin/hyprspace up hyprspace -f -c ${runConfig}";
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ExecStop = "${hyprspace}/bin/hyprspace down hyprspace";
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IPAddressDeny = [
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"10.0.0.0/8"
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"100.64.0.0/10"
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"169.254.0.0/16"
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"172.16.0.0/12"
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"192.0.0.0/24"
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"192.0.2.0/24"
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"192.168.0.0/16"
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"198.18.0.0/15"
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"198.51.100.0/24"
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"203.0.113.0/24"
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"240.0.0.0/4"
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"100::/64"
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"2001:2::/48"
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"2001:db8::/32"
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"fc00::/7"
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"fe80::/10"
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];
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};
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};
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networking.firewall = {
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allowedTCPPorts = [ listenPort ];
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allowedUDPPorts = [ listenPort ];
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trustedInterfaces = [ "hyprspace" ];
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};
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}
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