74 lines
1.5 KiB
Nix
74 lines
1.5 KiB
Nix
{
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lib,
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config,
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self,
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...
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}:
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let
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unit = "keepalived";
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cfg = config.server.${unit};
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hostCfg =
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hostname:
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if hostname == "sobotka" then
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{
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ip = "192.168.88.14";
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priority = 20;
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}
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else if hostname == "ziggy" then
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{
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ip = "192.168.88.12";
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priority = 10;
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}
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else
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throw "No keepalived config defined for host ${hostname}";
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_self = hostCfg config.networking.hostName;
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allPeers = [
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"192.168.88.12"
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"192.168.88.14"
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];
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# Remove self from peers
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peers = builtins.filter (ip: ip != _self.ip) allPeers;
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in
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{
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options.server.${unit} = {
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enable = lib.mkEnableOption {
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description = "Enable ${unit}";
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};
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interface = lib.mkOption {
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type = lib.types.str;
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example = "eth0";
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description = "The network interface keepalived should bind to.";
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};
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};
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config = lib.mkIf cfg.enable {
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age.secrets.keepalived.file = "${self}/secrets/keepalived.age";
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services.keepalived = {
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enable = true;
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openFirewall = true;
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vrrpInstances.VI = {
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interface = cfg.interface;
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virtualRouterId = 69;
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priority = _self.priority;
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unicastPeers = peers;
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virtualIps = [
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{
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addr = "10.2.1.69/24";
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}
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];
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extraConfig = ''
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authentication {
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auth_type PASS
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auth_pass ${config.age.secrets.keepalived.path}
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}
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'';
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};
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};
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};
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}
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