commit b5b9b0351880b051f68f04be9857c6d7f935309c · pyrox.dev/nixpkgs

+72 -35

nixos/modules/services/security/clamav.nix

···

       3
        
       let

     

       4
        
         clamavUser = "clamav";

     

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         stateDir = "/var/lib/clamav";

     

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         clamavGroup = clamavUser;

     

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         cfg = config.services.clamav;

     

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       in

     

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       {

     

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       -
         ###### interface

     

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         options = {

     

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           services.clamav = {

     

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             updater = {

     

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               enable = mkOption {

     

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               default = false;

     

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               description = ''

     

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                   Whether to enable automatic ClamAV virus definitions database updates.

     

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                 '';

     

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               };

     

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               frequency = mkOption {

     

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                 default = 12;

     
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           };

     

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         };

     

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       -
         ###### implementation

     

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         config = mkIf cfg.updater.enable {

     

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           environment.systemPackages = [ pkgs.clamav ];

     

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           users.extraUsers = singleton

     

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             { name = clamavUser;

     

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               uid = config.ids.uids.clamav;

     

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               description = "ClamAV daemon user";

     

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               home = stateDir;

     

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             };

     

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           users.extraGroups = singleton

     

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             { name = clamavGroup;

     

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               gid = config.ids.gids.clamav;

     

       55
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             };

     

       56
        
       

     

       57
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           services.clamav.updater.config = ''

     

       58
        
             DatabaseDirectory ${stateDir}

     

       59
        
             Foreground yes

     

       60
        
             Checks ${toString cfg.updater.frequency}

     

       61
        
             DatabaseMirror database.clamav.net

     

       62
        
           '';

     

       63
        
       

     

       64
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           jobs = {

     

       65
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             clamav_updater = {

     

       66
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       	      name = "clamav-updater";

     

       67
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               startOn = "started network-interfaces";

     

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               stopOn = "stopping network-interfaces";

     

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       70
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               preStart = ''

     

       71
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                 mkdir -m 0755 -p ${stateDir}

     

       72
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                 chown ${clamavUser}:${clamavGroup} ${stateDir}

     

       73
       -
                 '';

     

       74
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               exec = "${pkgs.clamav}/bin/freshclam --daemon --config-file=${pkgs.writeText "freshclam.conf" cfg.updater.config}";

     

       75
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             }; 

     

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           };

     

       77
       -
       

     

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         };

     

       79
       -
       

     

       80
        
       }

···

       3
        
       let

     

       4
        
         clamavUser = "clamav";

     

       5
        
         stateDir = "/var/lib/clamav";

     

       6
       +
         runDir = "/var/run/clamav";

     

       7
       +
         logDir = "/var/log/clamav";

     

       8
        
         clamavGroup = clamavUser;

     

       9
        
         cfg = config.services.clamav;

     

       10
       +
         clamdConfigFile = pkgs.writeText "clamd.conf" ''

     

       11
       +
           DatabaseDirectory ${stateDir}

     

       12
       +
           LocalSocket ${runDir}/clamd.ctl

     

       13
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           LogFile ${logDir}/clamav.log

     

       14
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           PidFile ${runDir}/clamd.pid

     

       15
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           User clamav

     

       16
       +
       

     

       17
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           ${cfg.daemon.extraConfig}

     

       18
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         '';

     

       19
        
       in

     

       20
        
       {

     

       0
        
       
     

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       21
        
         options = {

     

       22
       +
           services.clamav = {

     

       23
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             daemon = {

     

       24
       +
               enable = mkEnableOption "clamd daemon";

     

       25
        
       

     

       26
       +
               extraConfig = mkOption {

     

       27
       +
                 type = types.lines;

     

       28
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                 default = "";

     

       29
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                 description = ''

     

       30
       +
                   Extra configuration for clamd. Contents will be added verbatim to the

     

       31
       +
                   configuration file.

     

       32
        
                 '';

     

       33
        
               };

     

       34
       +
             };

     

       35
       +
             updater = {

     

       36
       +
               enable = mkEnableOption "freshclam updater";

     

       37
        
       

     

       38
        
               frequency = mkOption {

     

       39
        
                 default = 12;

     
···

       53
        
           };

     

       54
        
         };

     

       55
        
       

     

       56
       +
         config = mkIf cfg.updater.enable or cfg.daemon.enable {

     

       0
        
       
     

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       57
        
           environment.systemPackages = [ pkgs.clamav ];

     

       58
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           users.extraUsers = singleton {

     

       59
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             name = clamavUser;

     

       60
       +
             uid = config.ids.uids.clamav;

     

       61
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             description = "ClamAV daemon user";

     

       62
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             home = stateDir;

     

       63
       +
           };

     

       64
        
       

     

       65
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           users.extraGroups = singleton {

     

       66
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             name = clamavGroup;

     

       67
       +
             gid = config.ids.gids.clamav;

     

       68
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           };

     

       69
        
       

     

       70
       +
           services.clamav.updater.config = mkIf cfg.updater.enable ''

     

       71
        
             DatabaseDirectory ${stateDir}

     

       72
        
             Foreground yes

     

       73
        
             Checks ${toString cfg.updater.frequency}

     

       74
        
             DatabaseMirror database.clamav.net

     

       75
        
           '';

     

       76
        
       

     

       77
       +
           systemd.services.clamd = mkIf cfg.daemon.enable {

     

       78
       +
             description = "ClamAV daemon (clamd)";

     

       79
       +
             path = [ pkgs.clamav ];

     

       80
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             after = [ "network.target" "freshclam.service" ];

     

       81
       +
             requires = [ "freshclam.service" ];

     

       82
       +
             wantedBy = [ "multi-user.target" ];

     

       83
       +
             preStart = ''

     

       84
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               mkdir -m 0755 -p ${logDir}

     

       85
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               mkdir -m 0755 -p ${runDir}

     

       86
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               chown ${clamavUser}:${clamavGroup} ${logDir}

     

       87
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               chown ${clamavUser}:${clamavGroup} ${runDir}

     

       88
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             '';

     

       89
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             serviceConfig = {

     

       90
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               ExecStart = "${pkgs.clamav}/bin/clamd --config-file=${clamdConfigFile}";

     

       91
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               Type = "forking";

     

       92
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               ExecReload = "${pkgs.coreutils}/bin/kill -HUP $MAINPID";

     

       93
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               Restart = "on-failure";

     

       94
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               RestartSec = "10s";

     

       95
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               StartLimitInterval = "1min";

     

       96
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             };

     

       97
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           };

     

       98
        
       

     

       99
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           systemd.services.freshclam = mkIf cfg.updater.enable {

     

       100
       +
             description = "ClamAV updater (freshclam)";

     

       101
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             after = [ "network.target" ];

     

       102
       +
             wantedBy = [ "multi-user.target" ];

     

       103
       +
             path = [ pkgs.clamav ];

     

       104
       +
             preStart = ''

     

       105
       +
               mkdir -m 0755 -p ${stateDir}

     

       106
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               chown ${clamavUser}:${clamavGroup} ${stateDir}

     

       107
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             '';

     

       108
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             serviceConfig = {

     

       109
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               ExecStart = "${pkgs.clamav}/bin/freshclam --daemon --config-file=${pkgs.writeText "freshclam.conf" cfg.updater.config}";

     

       110
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               ExecReload = "${pkgs.coreutils}/bin/kill -HUP $MAINPID";

     

       111
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               Restart = "on-failure";

     

       112
       +
               RestartSec = "10s";

     

       113
       +
               StartLimitInterval = "1min";

     

       114
       +
             };

     

       115
        
           };

     

       0
        
       
     

       116
        
         };

     

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       117
        
       }