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29027fd1e1
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314 lines
9.2 KiB
Nix
314 lines
9.2 KiB
Nix
# configuration building is commented out until better tested.
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{ config, lib, pkgs, ... }:
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with lib;
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let
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cfg = config.services.rippled;
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rippledStateCfgFile = "/var/lib/rippled/rippled.cfg";
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rippledCfg = ''
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[node_db]
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type=HyperLevelDB
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path=/var/lib/rippled/db/hyperldb
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[debug_logfile]
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/var/log/rippled/debug.log
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''
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+ optionalString (cfg.peerIp != null) ''
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[peer_ip]
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${cfg.peerIp}
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[peer_port]
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${toString cfg.peerPort}
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''
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+ cfg.extraConfig;
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rippledCfgFile = pkgs.writeText "rippled.cfg" rippledCfg;
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in
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{
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###### interface
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options = {
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services.rippled = {
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enable = mkOption {
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default = false;
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description = "Whether to enable rippled";
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};
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#
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# Rippled has a simple configuration file layout that is easy to
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# build with nix. Many of the options are defined here but are
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# commented out until the code to append them to the config above
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# is written and they are tested.
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#
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# If you find a yourself implementing more options, please submit a
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# pull request.
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#
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/*
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ips = mkOption {
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default = [ "r.ripple.com 51235" ];
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example = [ "192.168.0.1" "192.168.0.1 3939" "r.ripple.com 51235" ];
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description = ''
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List of hostnames or ips where the Ripple protocol is served.
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For a starter list, you can either copy entries from:
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https://ripple.com/ripple.txt or if you prefer you can let it
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default to r.ripple.com 51235
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A port may optionally be specified after adding a space to the
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address. By convention, if known, IPs are listed in from most
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to least trusted.
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'';
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};
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ipsFixed = mkOption {
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default = null;
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example = [ "192.168.0.1" "192.168.0.1 3939" "r.ripple.com 51235" ];
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description = ''
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List of IP addresses or hostnames to which rippled should always
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attempt to maintain peer connections with. This is useful for
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manually forming private networks, for example to configure a
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validation server that connects to the Ripple network through a
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public-facing server, or for building a set of cluster peers.
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A port may optionally be specified after adding a space to the address
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'';
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};
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*/
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peerIp = mkOption {
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default = null;
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example = "0.0.0.0";
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description = ''
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IP address or domain to bind to allow external connections from peers.
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Defaults to not binding, which disallows external connections from peers.
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'';
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};
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peerPort = mkOption {
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default = 51235;
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description = ''
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If peerIp is supplied, corresponding port to bind to for peer connections.
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'';
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};
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/*
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peerPortProxy = mkOption {
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type = types.int;
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example = 51236;
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description = ''
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An optional, additional listening port number for peers. Incoming
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connections on this port will be required to provide a PROXY Protocol
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handshake, described in this document (external link):
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http://haproxy.1wt.eu/download/1.5/doc/proxy-protocol.txt
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The PROXY Protocol is a popular method used by elastic load balancing
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service providers such as Amazon, to identify the true IP address and
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port number of external incoming connections.
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In addition to enabling this setting, it will also be required to
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use your provider-specific control panel or administrative web page
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to configure your server instance to receive PROXY Protocol handshakes,
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and also to restrict access to your instance to the Elastic Load Balancer.
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'';
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};
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peerPrivate = mkOption {
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default = null;
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example = 0;
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description = ''
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0: Request peers to broadcast your address. Normal outbound peer connections [default]
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1: Request peers not broadcast your address. Only connect to configured peers.
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'';
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};
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peerSslCipherList = mkOption {
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default = null;
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example = "ALL:!LOW:!EXP:!MD5:@STRENGTH";
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description = ''
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A colon delimited string with the allowed SSL cipher modes for peer. The
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choices for for ciphers are defined by the OpenSSL API function
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SSL_CTX_set_cipher_list, documented here (external link):
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http://pic.dhe.ibm.com/infocenter/tpfhelp/current/index.jsp?topic=%2Fcom.ibm.ztpf-ztpfdf.doc_put.cur%2Fgtpc2%2Fcpp_ssl_ctx_set_cipher_list.html
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The default setting of "ALL:!LOW:!EXP:!MD5:@STRENGTH", which allows
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non-authenticated peer connections (they are, however, secure).
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'';
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};
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nodeSeed = mkOption {
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default = null;
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example = "RASH BUSH MILK LOOK BAD BRIM AVID GAFF BAIT ROT POD LOVE";
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description = ''
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This is used for clustering. To force a particular node seed or key, the
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key can be set here. The format is the same as the validation_seed field.
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To obtain a validation seed, use the rippled validation_create command.
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'';
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};
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clusterNodes = mkOption {
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default = null;
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example = [ "n9KorY8QtTdRx7TVDpwnG9NvyxsDwHUKUEeDLY3AkiGncVaSXZi5" ];
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description = ''
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To extend full trust to other nodes, place their node public keys here.
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Generally, you should only do this for nodes under common administration.
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Node public keys start with an 'n'. To give a node a name for identification
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place a space after the public key and then the name.
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'';
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};
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sntpServers = mkOption {
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default = null;
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example = [ "time.nist.gov" "pool.ntp.org" ];
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description = ''
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IP address or domain of NTP servers to use for time synchronization.
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'';
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};
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# TODO: websocket options
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rpcAllowRemote = mkOption {
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default = false;
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description = ''
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false: Allow RPC connections only from 127.0.0.1. [default]
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true: Allow RPC connections from any IP.
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'';
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};
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rpcAdminAllow = mkOption {
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example = [ "10.0.0.4" ];
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description = ''
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List of IP addresses allowed to have admin access.
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'';
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};
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rpcAdminUser = mkOption {
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type = types.str;
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description = ''
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As a server, require this as the admin user to be specified. Also, require
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rpc_admin_user and rpc_admin_password to be checked for RPC admin functions.
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The request must specify these as the admin_user and admin_password in the
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request object.
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'';
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};
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rpcAdminPassword = mkOption {
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type = types.str;
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description = ''
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As a server, require this as the admin pasword to be specified. Also,
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require rpc_admin_user and rpc_admin_password to be checked for RPC admin
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functions. The request must specify these as the admin_user and
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admin_password in the request object.
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'';
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};
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rpcIp = mkOption {
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type = types.str;
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description = ''
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IP address or domain to bind to allow insecure RPC connections.
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Defaults to not binding, which disallows RPC connections.
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'';
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};
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rpcPort = mkOption {
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type = types.int;
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description = ''
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If rpcIp is supplied, corresponding port to bind to for peer connections.
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'';
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};
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rpcUser = mkOption {
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type = types.str;
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description = ''
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Require a this user to specified and require rpcPassword to
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be checked for RPC access via the rpcIp and rpcPort. The user and password
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must be specified via HTTP's basic authentication method.
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As a client, supply this to the server via HTTP's basic authentication
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method.
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'';
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};
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rpcPassword = mkOption {
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type = types.str;
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description = ''
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Require a this password to specified and require rpc_user to
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be checked for RPC access via the rpcIp and rpcPort. The user and password
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must be specified via HTTP's basic authentication method.
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As a client, supply this to the server via HTTP's basic authentication
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method.
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'';
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};
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rpcStartup = mkOption {
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example = [ ''"command" : "log_level"'' ''"partition" : "ripplecalc"'' ''"severity" : "trace"'' ];
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description = "List of RPC commands to run at startup.";
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};
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rpcSecure = mkOption {
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default = false;
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description = ''
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false: Server certificates are not provided for RPC clients using SSL [default]
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true: Client RPC connections wil be provided with SSL certificates.
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Note that if rpc_secure is enabled, it will also be necessasry to configure the
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certificate file settings located in rpcSslCert, rpcSslChain, and rpcSslKey
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'';
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};
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*/
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extraConfig = mkOption {
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default = "";
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description = ''
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Extra lines to be added verbatim to the rippled.cfg configuration file.
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'';
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};
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};
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};
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###### implementation
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config = mkIf cfg.enable {
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users.extraUsers = singleton
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{ name = "rippled";
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description = "Ripple server user";
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uid = config.ids.uids.rippled;
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home = "/var/lib/rippled";
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};
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systemd.services.rippled = {
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path = [ pkgs.rippled ];
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after = [ "network.target" ];
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wantedBy = [ "multi-user.target" ];
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serviceConfig = {
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ExecStart = "${pkgs.rippled}/bin/rippled --fg -q --conf ${rippledStateCfgFile}";
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WorkingDirectory = "/var/lib/rippled";
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};
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};
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networking.firewall.allowedTCPPorts = mkIf (cfg.peerIp != null) [ cfg.peerPort ];
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system.activationScripts.rippled = ''
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mkdir -p /var/{lib,log}/rippled
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chown -R rippled /var/{lib,log}/rippled
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ln -sf ${rippledCfgFile} ${rippledStateCfgFile}
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'';
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};
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}
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