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{ config, lib, pkgs, ... }:
with lib;
let
cfg = config.makefu.tinc_graphs;
internal_dir = "${cfg.workingDir}/internal";
external_dir = "${cfg.workingDir}/external";
out = {
options.makefu.tinc_graphs = api;
config = mkIf cfg.enable imp ;
};
api = {
enable = mkEnableOption "tinc graphs";
geodbPath = mkOption {
type = types.str;
description = "Path to geocitydb, defaults to geolite-legacy";
default = "${pkgs.geolite-legacy}/share/GeoIP/GeoIPCity.dat";
};
krebsNginx = {
# configure krebs nginx to serve the new graphs
enable = mkEnableOption "tinc_graphs nginx";
hostnames_complete = mkOption {
#TODO: this is not a secure way to serve these graphs,better listen to
# the correct interface, krebs.nginx does not support this yet
type = with types; listOf str;
description = "hostname which serves complete graphs";
default = [ "graphs.${config.krebs.build.host.name}" ];
};
hostnames_anonymous = mkOption {
type = with types; listOf str;
description = ''
hostname which serves anonymous graphs
must be different from hostname_complete
'';
default = [ "anongraphs.${config.krebs.build.host.name}" ];
};
};
workingDir = mkOption {
type = types.str;
description = ''
Path to working dir, will create interal and external/.
Defaults to the new users home dir which defaults to
/var/cache/tinc_graphs'';
default = config.users.extraUsers.tinc_graphs.home;
};
timerConfig = mkOption {
type = with types; attrsOf str;
default = {
OnCalendar = "*:0/15";
};
};
};
imp = {
environment.systemPackages = [ pkgs.tinc_graphs];
systemd.timers.tinc_graphs = {
description = "Build Tinc Graphs via via timer";
timerConfig = cfg.timerConfig;
};
systemd.services.tinc_graphs = {
description = "Build Tinc Graphs";
wantedBy = [ "multi-user.target" ];
after = [ "network.target" ];
environment = {
EXTERNAL_FOLDER = external_dir;
INTERNAL_FOLDER = internal_dir;
GEODB = cfg.geodbPath;
TINC_HOSTPATH=config.krebs.retiolum.hosts;
};
restartIfChanged = true;
serviceConfig = {
Type = "simple";
ExecStartPre = pkgs.writeScript "tinc_graphs-init" ''
#!/bin/sh
mkdir -p "${external_dir}" "${internal_dir}"
'';
ExecStart = "${pkgs.tinc_graphs}/bin/all-the-graphs";
ExecStartPost = pkgs.writeScript "tinc_graphs-post" ''
#!/bin/sh
# TODO: this may break if workingDir is set to something stupid
# this is needed because homedir is created with 700
chmod 755 "${cfg.workingDir}"
'';
User = "root"; # tinc cannot be queried as user,
# seems to be a tinc-pre issue
privateTmp = true;
};
};
users.extraUsers.tinc_graphs = {
uid = 3925439960; #genid tinc_graphs
home = "/var/spool/tinc_graphs";
createHome = true;
};
krebs.nginx.servers = mkIf cfg.krebsNginx.enable {
tinc_graphs_complete = {
server-names = cfg.krebsNginx.hostnames_complete;
locations = [
(nameValuePair "/" ''
autoindex on;
root ${internal_dir};
'')
];
};
tinc_graphs_anonymous = {
server-names = cfg.krebsNginx.hostnames_anonymous;
locations = [
(nameValuePair "/" ''
autoindex on;
root ${external_dir};
'')
];
};
};
};
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