118 lines
2.9 KiB
Nix
118 lines
2.9 KiB
Nix
{ config, pkgs, lib, ... }:
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with lib;
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let
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cfg = config.services.oxidized;
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in
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{
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options.services.oxidized = {
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enable = mkEnableOption "the oxidized configuration backup service";
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user = mkOption {
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type = types.str;
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default = "oxidized";
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description = ''
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User under which the oxidized service runs.
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'';
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};
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group = mkOption {
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type = types.str;
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default = "oxidized";
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description = ''
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Group under which the oxidized service runs.
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'';
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};
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dataDir = mkOption {
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type = types.path;
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default = "/var/lib/oxidized";
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description = "State directory for the oxidized service.";
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};
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configFile = mkOption {
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type = types.path;
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example = literalExpression ''
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pkgs.writeText "oxidized-config.yml" '''
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---
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debug: true
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use_syslog: true
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input:
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default: ssh
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ssh:
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secure: true
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interval: 3600
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model_map:
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dell: powerconnect
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hp: procurve
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source:
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default: csv
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csv:
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delimiter: !ruby/regexp /:/
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file: "/var/lib/oxidized/.config/oxidized/router.db"
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map:
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name: 0
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model: 1
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username: 2
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password: 3
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pid: "/var/lib/oxidized/.config/oxidized/pid"
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rest: 127.0.0.1:8888
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retries: 3
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# ... additional config
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''';
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'';
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description = ''
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Path to the oxidized configuration file.
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'';
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};
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routerDB = mkOption {
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type = types.path;
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example = literalExpression ''
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pkgs.writeText "oxidized-router.db" '''
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hostname-sw1:powerconnect:username1:password2
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hostname-sw2:procurve:username2:password2
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# ... additional hosts
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'''
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'';
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description = ''
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Path to the file/database which contains the targets for oxidized.
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'';
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};
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};
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config = mkIf cfg.enable {
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users.groups.${cfg.group} = { };
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users.users.${cfg.user} = {
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description = "Oxidized service user";
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group = cfg.group;
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home = cfg.dataDir;
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createHome = true;
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isSystemUser = true;
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};
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systemd.services.oxidized = {
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wantedBy = [ "multi-user.target" ];
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after = [ "network.target" ];
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preStart = ''
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mkdir -p ${cfg.dataDir}/.config/oxidized
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ln -f -s ${cfg.routerDB} ${cfg.dataDir}/.config/oxidized/router.db
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ln -f -s ${cfg.configFile} ${cfg.dataDir}/.config/oxidized/config
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'';
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serviceConfig = {
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ExecStart = "${pkgs.oxidized}/bin/oxidized";
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User = cfg.user;
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Group = cfg.group;
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UMask = "0077";
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NoNewPrivileges = true;
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Restart = "always";
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WorkingDirectory = cfg.dataDir;
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KillSignal = "SIGKILL";
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PIDFile = "${cfg.dataDir}/.config/oxidized/pid";
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};
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};
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};
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}
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