···
1
+
{ config, lib, pkgs, ... }:
6
+
cfg = config.services.aria2;
8
+
homeDir = "/var/lib/aria2";
10
+
settingsDir = "${homeDir}";
11
+
sessionFile = "${homeDir}/aria2.session";
12
+
downloadDir = "${homeDir}/Downloads";
14
+
rangesToStringList = map (x: builtins.toString x.from +"-"+ builtins.toString x.to);
16
+
settingsFile = pkgs.writeText "aria2.conf"
18
+
dir=${cfg.downloadDir}
19
+
listen-port=${concatStringsSep "," (rangesToStringList cfg.listenPortRange)}
20
+
rpc-listen-port=${toString cfg.rpcListenPort}
21
+
rpc-secret=${cfg.rpcSecret}
32
+
Whether or not to enable the headless Aria2 daemon service.
34
+
Aria2 daemon can be controlled via the RPC interface using
35
+
one of many WebUI (http://localhost:6800/ by default).
37
+
Targets are downloaded to ${downloadDir} by default and are
38
+
accessible to users in the "aria2" group.
41
+
openPorts = mkOption {
45
+
Open the ports in the firewall. Defaults are:
46
+
- UDP 6881-6999 for transfers
50
+
downloadDir = mkOption {
51
+
type = types.string;
52
+
default = "${downloadDir}";
54
+
Directory to store downloaded files.
57
+
listenPortRange = mkOption {
58
+
type = types.listOf types.attrs;
59
+
default = [ { from = 6881; to = 6999; } ];
61
+
Set UDP listening port range used by DHT(IPv4, IPv6) and UDP tracker.
64
+
rpcListenPort = mkOption {
67
+
description = "Specify a port number for JSON-RPC/XML-RPC server to listen to. Possible Values: 1024-65535";
69
+
rpcSecret = mkOption {
70
+
type = types.string;
71
+
default = "aria2rpc";
73
+
Set RPC secret authorization token.
74
+
Read https://aria2.github.io/manual/en/html/aria2c.html#rpc-auth to know how this option value is used.
77
+
extraArguments = mkOption {
78
+
type = types.string;
79
+
example = "--rpc-secret=12345 --enable-rpc --rpc-listen-all";
82
+
Additional arguments to be passed to Aria2.
88
+
config = mkIf cfg.enable {
90
+
# Need to open ports for proper functioning
91
+
networking.firewall = mkIf cfg.openPorts {
92
+
allowedUDPPortRanges = config.services.aria2.listenPortRange;
93
+
allowedTCPPorts = [ config.services.aria2.rpcListenPort ];
96
+
users.extraUsers.aria2 = {
98
+
uid = config.ids.uids.aria2;
99
+
description = "aria2 user";
101
+
createHome = false;
104
+
users.extraGroups.aria2.gid = config.ids.gids.aria2;
106
+
systemd.services.aria2 = {
107
+
description = "aria2 Service";
108
+
after = [ "local-fs.target" "network.target" ];
109
+
wantedBy = [ "multi-user.target" ];
111
+
mkdir -m 0770 -p "${homeDir}"
112
+
chown aria2:aria2 "${homeDir}"
113
+
if [[ ! -d "${config.services.aria2.downloadDir}" ]]
115
+
mkdir -m 0770 -p "${config.services.aria2.downloadDir}"
116
+
chown aria2:aria2 "${config.services.aria2.downloadDir}"
118
+
if [[ ! -e "${sessionFile}" ]]
120
+
touch "${sessionFile}"
121
+
chown aria2:aria2 "${sessionFile}"
123
+
cp -f "${settingsFile}" "${settingsDir}/aria2.conf"
127
+
Restart = "on-abort";
128
+
ExecStart = "${pkgs.aria2}/bin/aria2c --enable-rpc --conf-path=${settingsDir}/aria2.conf ${config.services.aria2.extraArguments} --save-session=${sessionFile}";
129
+
ExecReload = "${pkgs.coreutils}/bin/kill -HUP $MAINPID";
132
+
PermissionsStartOnly = true;