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bitcoind: add separate p2p socket for tor connections

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This re-enables onion tagging while still supporting untagged connections.

Onion sockets are not yet supported in the latest liquidd/elements
version 0.18.1.12 available on nixpkgs.
This commit is contained in:
Erik Arvstedt 2021-10-15 15:56:13 +02:00
parent 06a971dfa9
commit df2070b44a
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GPG Key ID: 33312B944DD97846
2 changed files with 18 additions and 4 deletions
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14
modules/bitcoind.nix
View File

@ -15,6 +15,14 @@ let
default = 8333;
description = "Port to listen for peer connections.";
};
onionPort = mkOption {
type = types.nullOr types.port;
default = null;
description = ''
Port to listen for Tor peer connections.
If set, inbound connections to this port are tagged as onion peers.
'';
};
getPublicAddressCmd = mkOption {
type = types.str;
default = "";
@ -253,8 +261,10 @@ let
${optionalString (cfg.assumevalid != null) "assumevalid=${cfg.assumevalid}"}
# Connection options
${optionalString cfg.listen "bind=${cfg.address}"}
port=${toString cfg.port}
${optionalString cfg.listen
"bind=${cfg.address}:${toString cfg.port}"}
${optionalString (cfg.listen && cfg.onionPort != null)
"bind=${cfg.address}:${toString cfg.onionPort}=onion"}
${optionalString (cfg.proxy != null) "proxy=${cfg.proxy}"}
listen=${if cfg.listen then "1" else "0"}
${optionalString (cfg.discover != null) "discover=${if cfg.discover then "1" else "0"}"}

8
modules/onion-services.nix
View File

@ -18,7 +18,7 @@ let
default = config.public;
description = ''
Create an onion service for the given service.
The service must define options 'address' and 'port'.
The service must define options 'address' and 'onionPort' (or `port`).
'';
};
public = mkOption {
@ -64,7 +64,7 @@ in {
inherit (cfg.${name}) externalPort;
in nbLib.mkOnionService {
port = if externalPort != null then externalPort else service.port;
target.port = service.port;
target.port = service.onionPort or service.port;
target.addr = nbLib.address service.address;
}
);
@ -118,6 +118,10 @@ in {
externalPort = 80;
};
};
# When the bitcoind onion service is enabled, add an onion-tagged socket
# to distinguish local connections from Tor connections
services.bitcoind.onionPort = mkIf (cfg.bitcoind.enable or false) 8334;
}
];
}