forked from mirrors/nixpkgs
126 lines
3.5 KiB
Nix
126 lines
3.5 KiB
Nix
{ config, lib, pkgs, ... }:
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with lib;
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let
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cfg = config.services.opensnitch;
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format = pkgs.formats.json {};
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in {
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options = {
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services.opensnitch = {
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enable = mkEnableOption "Opensnitch application firewall";
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settings = mkOption {
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type = types.submodule {
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freeformType = format.type;
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options = {
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Server = {
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Address = mkOption {
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type = types.str;
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description = ''
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Unix socket path (unix:///tmp/osui.sock, the "unix:///" part is
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mandatory) or TCP socket (192.168.1.100:50051).
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'';
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};
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LogFile = mkOption {
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type = types.path;
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description = ''
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File to write logs to (use /dev/stdout to write logs to standard
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output).
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'';
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};
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};
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DefaultAction = mkOption {
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type = types.enum [ "allow" "deny" ];
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description = ''
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Default action whether to block or allow application internet
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access.
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'';
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};
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DefaultDuration = mkOption {
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type = types.enum [
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"once" "always" "until restart" "30s" "5m" "15m" "30m" "1h"
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];
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description = ''
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Default duration of firewall rule.
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'';
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};
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InterceptUnknown = mkOption {
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type = types.bool;
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description = ''
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Wheter to intercept spare connections.
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'';
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};
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ProcMonitorMethod = mkOption {
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type = types.enum [ "ebpf" "proc" "ftrace" "audit" ];
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description = ''
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Which process monitoring method to use.
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'';
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};
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LogLevel = mkOption {
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type = types.enum [ 0 1 2 3 4 ];
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description = ''
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Default log level from 0 to 4 (debug, info, important, warning,
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error).
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'';
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};
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Firewall = mkOption {
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type = types.enum [ "iptables" "nftables" ];
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description = ''
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Which firewall backend to use.
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'';
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};
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Stats = {
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MaxEvents = mkOption {
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type = types.int;
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description = ''
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Max events to send to the GUI.
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'';
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};
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MaxStats = mkOption {
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type = types.int;
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description = ''
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Max stats per item to keep in backlog.
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'';
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};
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};
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};
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};
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description = ''
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opensnitchd configuration. Refer to
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<link xlink:href="https://github.com/evilsocket/opensnitch/wiki/Configurations"/>
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for details on supported values.
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'';
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};
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};
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};
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config = mkIf cfg.enable {
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# pkg.opensnitch is referred to elsewhere in the module so we don't need to worry about it being garbage collected
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services.opensnitch.settings = mapAttrs (_: v: mkDefault v) (builtins.fromJSON (builtins.unsafeDiscardStringContext (builtins.readFile "${pkgs.opensnitch}/etc/default-config.json")));
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systemd = {
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packages = [ pkgs.opensnitch ];
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services.opensnitchd.wantedBy = [ "multi-user.target" ];
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};
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environment.etc."opensnitchd/default-config.json".source = format.generate "default-config.json" cfg.settings;
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};
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}
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