blob: e4e5c1253b7743dfda5cf7eed8fdf895ba00740e (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
|
{ config, lib, pkgs, ... }:
with lib;
let
clamavUser = "clamav";
stateDir = "/var/lib/clamav";
runDir = "/var/run/clamav";
logDir = "/var/log/clamav";
clamavGroup = clamavUser;
cfg = config.services.clamav;
clamdConfigFile = pkgs.writeText "clamd.conf" ''
DatabaseDirectory ${stateDir}
LocalSocket ${runDir}/clamd.ctl
LogFile ${logDir}/clamav.log
PidFile ${runDir}/clamd.pid
User clamav
${cfg.daemon.extraConfig}
'';
pkg = pkgs.clamav.override { freshclamConf = cfg.updater.config; };
in
{
options = {
services.clamav = {
daemon = {
enable = mkEnableOption "clamd daemon";
extraConfig = mkOption {
type = types.lines;
default = "";
description = ''
Extra configuration for clamd. Contents will be added verbatim to the
configuration file.
'';
};
};
updater = {
enable = mkEnableOption "freshclam updater";
frequency = mkOption {
default = 12;
description = ''
Number of database checks per day.
'';
};
config = mkOption {
default = "";
description = ''
Extra configuration for freshclam. Contents will be added verbatim to the
configuration file.
'';
};
};
};
};
config = mkIf cfg.updater.enable or cfg.daemon.enable {
environment.systemPackages = [ pkg ];
users.extraUsers = singleton {
name = clamavUser;
uid = config.ids.uids.clamav;
description = "ClamAV daemon user";
home = stateDir;
};
users.extraGroups = singleton {
name = clamavGroup;
gid = config.ids.gids.clamav;
};
services.clamav.updater.config = mkIf cfg.updater.enable ''
DatabaseDirectory ${stateDir}
Foreground yes
Checks ${toString cfg.updater.frequency}
DatabaseMirror database.clamav.net
'';
systemd.services.clamd = mkIf cfg.daemon.enable {
description = "ClamAV daemon (clamd)";
path = [ pkg ];
after = [ "network.target" "freshclam.service" ];
requires = [ "freshclam.service" ];
wantedBy = [ "multi-user.target" ];
preStart = ''
mkdir -m 0755 -p ${logDir}
mkdir -m 0755 -p ${runDir}
chown ${clamavUser}:${clamavGroup} ${logDir}
chown ${clamavUser}:${clamavGroup} ${runDir}
'';
serviceConfig = {
ExecStart = "${pkg}/bin/clamd --config-file=${clamdConfigFile}";
Type = "forking";
ExecReload = "${pkgs.coreutils}/bin/kill -HUP $MAINPID";
Restart = "on-failure";
RestartSec = "10s";
StartLimitInterval = "1min";
};
};
systemd.services.freshclam = mkIf cfg.updater.enable {
description = "ClamAV updater (freshclam)";
after = [ "network.target" ];
wantedBy = [ "multi-user.target" ];
path = [ pkg ];
preStart = ''
mkdir -m 0755 -p ${stateDir}
chown ${clamavUser}:${clamavGroup} ${stateDir}
'';
serviceConfig = {
ExecStart = "${pkg}/bin/freshclam --daemon --config-file=${pkgs.writeText "freshclam.conf" cfg.updater.config}";
ExecReload = "${pkgs.coreutils}/bin/kill -HUP $MAINPID";
Restart = "on-failure";
RestartSec = "10s";
StartLimitInterval = "1min";
};
};
};
}
|