Created
September 4, 2023 15:26
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{ config, lib, pkgs, ... }: | |
with lib; | |
let | |
cfg = config.services.shared.syncthing; | |
name = "syncthing"; | |
label = "net.mitchty"; | |
fulllabel = "${label}.${name}"; | |
mkIfElse = p: yes: no: mkMerge [ | |
(mkIf p yes) | |
(mkIf (!p) no) | |
]; | |
service = if (pkgs.hostPlatform.isDarwin) then launchd.user.agents else launchd.user.agents; | |
in | |
{ | |
options = { | |
services.shared.${name} = { | |
enable = mkEnableOption "shared syncthing service"; | |
logDir = mkOption { | |
type = types.nullOr types.path; | |
default = "/Users/mitch/Library/Logs"; | |
example = "~/Library/Logs"; | |
description = "Base log directory, only applicable to macos."; | |
}; | |
package = mkOption { | |
default = pkgs.${name}; | |
defaultText = "pkgs.${name}"; | |
description = "Which derivation to use"; | |
type = types.package; | |
}; | |
}; | |
}; | |
config = (mkIfElse (cfg.enable && pkgs.hostPlatform.isLinux) | |
{ | |
# https://docs.syncthing.net/users/firewall.html | |
networking.firewall = { | |
allowedTCPPorts = [ 22000 ]; | |
allowedUDPPortRanges = [ | |
{ from = 21027; to = 21027; } | |
{ from = 22000; to = 22000; } | |
]; | |
}; | |
systemd.user.services.syncthing = { | |
enable = true; | |
wantedBy = [ "default.target" ]; | |
serviceConfig = { | |
Description = "syncthing user daemon"; | |
Restart = "on-abort"; | |
ExecStart = "${cfg.package}/bin/${name}"; | |
}; | |
}; | |
} | |
{ | |
launchd.user.agents.syncthing = { | |
environment.systemPackages = with pkgs; [ cfg.package ]; | |
script = '' | |
#!/bin/bash | |
# Note: /bin/bash so that I can add /bin/bash in security so | |
# ~/Desktop... can be backed up via launchd | |
#-*-mode: Shell-script; coding: utf-8;-*- | |
${pkgs.coreutils}/bin/install -Ddm755 ${cfg.logDir}/${label}/${name} | |
. ${../../static/src/lib.sh} | |
rotatelog 5 ${cfg.logDir}/${label}/${name}/stderr.log ${cfg.logDir}/${label}/${name}/stdout.log | |
# Stop any existing daemon if present | |
pkill ${name} || : | |
${cfg.package}/bin/syncthing | |
exit $? | |
''; | |
path = [ config.environment.systemPath ]; | |
# low priority io cause the sync doesn't need priority i/o wise generally | |
serviceConfig = { | |
Label = fulllabel; | |
LowPriorityIO = true; | |
ProcessType = "Adaptive"; | |
RunAtLoad = true; | |
StandardErrorPath = "${cfg.logDir}/${label}/${name}/stderr.log"; | |
StandardOutPath = "${cfg.logDir}/${label}/${name}/stdout.log"; | |
StartInterval = 3600; | |
}; | |
}; | |
}); | |
} |
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