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https://github.com/ilyakooo0/nixpkgs.git
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nixos: init corosync, pacemaker modules
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@ -301,6 +301,7 @@
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./services/backup/znapzend.nix
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./services/blockchain/ethereum/geth.nix
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./services/backup/zrepl.nix
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./services/cluster/corosync/default.nix
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./services/cluster/hadoop/default.nix
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./services/cluster/k3s/default.nix
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./services/cluster/kubernetes/addons/dns.nix
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@ -313,6 +314,7 @@
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./services/cluster/kubernetes/pki.nix
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./services/cluster/kubernetes/proxy.nix
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./services/cluster/kubernetes/scheduler.nix
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./services/cluster/pacemaker/default.nix
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./services/cluster/spark/default.nix
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./services/computing/boinc/client.nix
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./services/computing/foldingathome/client.nix
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112
nixos/modules/services/cluster/corosync/default.nix
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112
nixos/modules/services/cluster/corosync/default.nix
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@ -0,0 +1,112 @@
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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.corosync;
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in
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{
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# interface
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options.services.corosync = {
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enable = mkEnableOption "corosync";
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package = mkOption {
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type = types.package;
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default = pkgs.corosync;
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defaultText = literalExpression "pkgs.corosync";
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description = "Package that should be used for corosync.";
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};
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clusterName = mkOption {
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type = types.str;
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default = "nixcluster";
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description = "Name of the corosync cluster.";
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};
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extraOptions = mkOption {
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type = with types; listOf str;
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default = [];
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description = "Additional options with which to start corosync.";
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};
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nodelist = mkOption {
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description = "Corosync nodelist: all cluster members.";
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default = [];
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type = with types; listOf (submodule {
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options = {
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nodeid = mkOption {
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type = int;
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description = "Node ID number";
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};
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name = mkOption {
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type = str;
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description = "Node name";
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};
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ring_addrs = mkOption {
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type = listOf str;
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description = "List of addresses, one for each ring.";
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};
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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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environment.systemPackages = [ cfg.package ];
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environment.etc."corosync/corosync.conf".text = ''
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totem {
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version: 2
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secauth: on
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cluster_name: ${cfg.clusterName}
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transport: knet
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}
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nodelist {
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${concatMapStrings ({ nodeid, name, ring_addrs }: ''
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node {
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nodeid: ${toString nodeid}
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name: ${name}
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${concatStrings (imap0 (i: addr: ''
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ring${toString i}_addr: ${addr}
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'') ring_addrs)}
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}
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'') cfg.nodelist}
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}
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quorum {
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# only corosync_votequorum is supported
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provider: corosync_votequorum
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wait_for_all: 0
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${optionalString (builtins.length cfg.nodelist < 3) ''
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two_node: 1
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''}
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}
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logging {
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to_syslog: yes
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}
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'';
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environment.etc."corosync/uidgid.d/root".text = ''
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# allow pacemaker connection by root
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uidgid {
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uid: 0
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gid: 0
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}
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'';
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systemd.packages = [ cfg.package ];
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systemd.services.corosync = {
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wantedBy = [ "multi-user.target" ];
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serviceConfig = {
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StateDirectory = "corosync";
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StateDirectoryMode = "0700";
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};
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};
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environment.etc."sysconfig/corosync".text = lib.optionalString (cfg.extraOptions != []) ''
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COROSYNC_OPTIONS="${lib.escapeShellArgs cfg.extraOptions}"
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'';
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};
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}
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52
nixos/modules/services/cluster/pacemaker/default.nix
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52
nixos/modules/services/cluster/pacemaker/default.nix
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@ -0,0 +1,52 @@
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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.pacemaker;
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in
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{
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# interface
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options.services.pacemaker = {
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enable = mkEnableOption "pacemaker";
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package = mkOption {
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type = types.package;
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default = pkgs.pacemaker;
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defaultText = literalExpression "pkgs.pacemaker";
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description = "Package that should be used for pacemaker.";
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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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assertions = [ {
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assertion = config.services.corosync.enable;
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message = ''
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Enabling services.pacemaker requires a services.corosync configuration.
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'';
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} ];
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environment.systemPackages = [ cfg.package ];
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# required by pacemaker
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users.users.hacluster = {
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isSystemUser = true;
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group = "pacemaker";
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home = "/var/lib/pacemaker";
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};
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users.groups.pacemaker = {};
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systemd.tmpfiles.rules = [
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"d /var/log/pacemaker 0700 hacluster pacemaker -"
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];
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systemd.packages = [ cfg.package ];
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systemd.services.pacemaker = {
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wantedBy = [ "multi-user.target" ];
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serviceConfig = {
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StateDirectory = "pacemaker";
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StateDirectoryMode = "0700";
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};
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};
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};
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}
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