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{ config, lib, pkgs, serverInfo, ... }:
with lib;
let
# The Zabbix PHP frontend needs to be able to write its
# configuration settings (the connection info to the database) to
# the "conf" subdirectory. So symlink $out/conf to some directory
# outside of the Nix store where we want to keep this stateful info.
# Note that different instances of the frontend will therefore end
# up with their own copies of the PHP sources. !!! Alternatively,
# we could generate zabbix.conf.php declaratively.
zabbixPHP = pkgs.runCommand "${pkgs.zabbix.server.name}-php" {}
''
cp -rs ${pkgs.zabbix.server}/share/zabbix/php "$out"
chmod -R u+w $out
ln -s "${if config.configFile == null
then "${config.stateDir}/zabbix.conf.php"
else config.configFile}" "$out/conf/zabbix.conf.php"
'';
in
{
enablePHP = true;
phpOptions =
''
post_max_size = 32M
max_execution_time = 300
max_input_time = 300
'';
extraConfig = ''
Alias ${config.urlPrefix}/ ${zabbixPHP}/
<Directory ${zabbixPHP}>
DirectoryIndex index.php
Order deny,allow
Allow from *
</Directory>
'';
startupScript = pkgs.writeScript "zabbix-startup-hook" ''
mkdir -p ${config.stateDir}
chown -R ${serverInfo.serverConfig.user} ${config.stateDir}
'';
# The frontend needs "ps" to find out whether zabbix_server is running.
extraServerPath = [ pkgs.procps ];
options = {
urlPrefix = mkOption {
default = "/zabbix";
description = "
The URL prefix under which the Zabbix service appears.
Use the empty string to have it appear in the server root.
";
};
configFile = mkOption {
default = null;
type = types.nullOr types.path;
description = ''
The configuration file (zabbix.conf.php) which contains the database
connection settings. If not set, the configuration settings will created
by the web installer.
'';
};
stateDir = mkOption {
default = "/var/lib/zabbix/frontend";
description = "
Directory where the dynamically generated configuration data
of the PHP frontend will be stored.
";
};
};
}
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