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add presets/bitcoind-remote.nix

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This simplifies integrating a remote bitcoind instance and
makes `bitcoin-cli` work with the remote node.

Add note regarding `whitelistedPort` to docs.
This commit is contained in:
Erik Arvstedt 2021-12-07 15:28:12 +01:00
parent 5915a34891
commit 6b539627ee
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GPG key ID: 33312B944DD97846
2 changed files with 44 additions and 2 deletions
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25
modules/presets/bitcoind-remote.nix Normal file
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@ -0,0 +1,25 @@
{ config, lib, pkgs, ... }:
let
cfg = config.services.bitcoind;
secretsDir = config.nix-bitcoin.secretsDir;
in {
services.bitcoind = {
# Make the local bitcoin-cli work with the remote node
extraConfig = ''
rpcuser=${cfg.rpc.users.privileged.name}
'';
};
systemd.services.bitcoind = {
preStart = lib.mkAfter ''
echo "rpcpassword=$(cat ${secretsDir}/bitcoin-rpcpassword-privileged)" >> '${cfg.dataDir}'/bitcoin.conf
'';
postStart = lib.mkForce "";
serviceConfig = {
Type = lib.mkForce "oneshot";
ExecStart = lib.mkForce "${pkgs.coreutils}/bin/true";
RemainAfterExit = true;
};
};
}