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syncthing: Connect devices over nebula instead of tailscale

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SebastianStork 2026-01-10 01:32:23 +01:00
parent bd196f1f27
commit 653ebd2c85
Signed by: SebastianStork
SSH key fingerprint: SHA256:tRrGdjYOwgHxpSc/wTOZQZEjxcb15P0tyXRsbAfd+2Q
1 changed files with 49 additions and 36 deletions
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25
modules/system/services/syncthing.nix
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@ -51,8 +51,8 @@ in
config = lib.mkIf cfg.enable {
assertions = [
{
assertion = config.custom.services.tailscale.enable;
message = "Syncthing requires tailscale";
assertion = config.custom.services.nebula.node.enable;
message = "Syncthing requires nebula";
}
{
assertion = cfg.isServer -> (cfg.gui.domain != null);
@ -86,7 +86,8 @@ in
};
};
services.syncthing = {
services = {
syncthing = {
enable = true;
user = lib.mkIf (!cfg.isServer) "seb";
@ -105,9 +106,11 @@ in
|> lib.filterAttrs (name: _: name != config.networking.hostName)
|> lib.filterAttrs (_: value: value.config.custom.services.syncthing.enable)
|> lib.mapAttrs (
name: value: {
_: value: {
id = value.config.custom.services.syncthing.deviceId;
addresses = [ "tcp://${name}.${config.custom.services.tailscale.domain}:${toString cfg.syncPort}" ];
addresses = [
"tcp://${value.config.custom.services.nebula.node.address}:${toString cfg.syncPort}"
];
}
);
@ -119,7 +122,7 @@ in
});
options = {
listenAddress = "tcp://0.0.0.0:${toString cfg.syncPort}";
listenAddress = "tcp://${config.custom.services.nebula.node.address}:${toString cfg.syncPort}";
globalAnnounceEnabled = false;
localAnnounceEnabled = false;
relaysEnabled = false;
@ -130,6 +133,16 @@ in
};
};
nebula.networks.mesh.firewall.inbound =
config.services.syncthing.settings.devices
|> lib.attrNames
|> lib.map (name: {
port = cfg.syncPort;
proto = "tcp";
host = name;
});
};
custom = {
services = {
caddy.virtualHosts.${cfg.gui.domain}.port = lib.mkIf (cfg.gui.domain != null) cfg.gui.port;