1{ config, lib, pkgs, serverInfo, ... }:
2
3with lib;
4
5let
6
7 # The Zabbix PHP frontend needs to be able to write its
8 # configuration settings (the connection info to the database) to
9 # the "conf" subdirectory. So symlink $out/conf to some directory
10 # outside of the Nix store where we want to keep this stateful info.
11 # Note that different instances of the frontend will therefore end
12 # up with their own copies of the PHP sources. !!! Alternatively,
13 # we could generate zabbix.conf.php declaratively.
14 zabbixPHP = pkgs.runCommand "${pkgs.zabbix.server.name}-php" {}
15 ''
16 cp -rs ${pkgs.zabbix.server}/share/zabbix/php "$out"
17 chmod -R u+w $out
18 ln -s "${if config.configFile == null
19 then "${config.stateDir}/zabbix.conf.php"
20 else config.configFile}" "$out/conf/zabbix.conf.php"
21 '';
22
23in
24
25{
26
27 enablePHP = true;
28
29 phpOptions =
30 ''
31 post_max_size = 32M
32 max_execution_time = 300
33 max_input_time = 300
34 '';
35
36 extraConfig = ''
37 Alias ${config.urlPrefix}/ ${zabbixPHP}/
38
39 <Directory ${zabbixPHP}>
40 DirectoryIndex index.php
41 Order deny,allow
42 Allow from *
43 </Directory>
44 '';
45
46 startupScript = pkgs.writeScript "zabbix-startup-hook" ''
47 mkdir -p ${config.stateDir}
48 chown -R ${serverInfo.serverConfig.user} ${config.stateDir}
49 '';
50
51 # The frontend needs "ps" to find out whether zabbix_server is running.
52 extraServerPath = [ pkgs.procps ];
53
54 options = {
55
56 urlPrefix = mkOption {
57 default = "/zabbix";
58 description = "
59 The URL prefix under which the Zabbix service appears.
60 Use the empty string to have it appear in the server root.
61 ";
62 };
63
64 configFile = mkOption {
65 default = null;
66 type = types.nullOr types.path;
67 description = ''
68 The configuration file (zabbix.conf.php) which contains the database
69 connection settings. If not set, the configuration settings will created
70 by the web installer.
71 '';
72 };
73
74 stateDir = mkOption {
75 default = "/var/lib/zabbix/frontend";
76 description = "
77 Directory where the dynamically generated configuration data
78 of the PHP frontend will be stored.
79 ";
80 };
81
82 };
83
84}