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-rw-r--r--config/zabbix2/zabbix2-agent.inc298
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diff --git a/config/zabbix2/zabbix2-agent.inc b/config/zabbix2/zabbix2-agent.inc
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+++ b/config/zabbix2/zabbix2-agent.inc
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+<?php
+/*
+ zabbix2-agent.inc
+ part of pfSense (https://www.pfSense.org/)
+ Copyright (C) 2013 Danilo G. Baio
+ Copyright (C) 2013 Marcello Coutinho
+ Copyright (C) 2015 ESF, LLC
+ All rights reserved.
+
+ Redistribution and use in source and binary forms, with or without
+ modification, are permitted provided that the following conditions are met:
+
+ 1. Redistributions of source code must retain the above copyright notice,
+ this list of conditions and the following disclaimer.
+
+ 2. Redistributions in binary form must reproduce the above copyright
+ notice, this list of conditions and the following disclaimer in the
+ documentation and/or other materials provided with the distribution.
+
+ THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
+ INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
+ AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
+ OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ POSSIBILITY OF SUCH DAMAGE.
+*/
+require_once("util.inc");
+require_once("functions.inc");
+require_once("pkg-utils.inc");
+require_once("globals.inc");
+
+function php_zabbix2_pfs_version() {
+ $pfs_version = substr(trim(file_get_contents("/etc/version")), 0, 3);
+ return $pfs_version;
+}
+
+function php_zabbix2_pkg_base($pfs_version) {
+ if ($pfs_version >= 2.2) {
+ // pfSense 2.2 with zabbix 2.4
+ $zabbix2_pkg_base = "zabbix24";
+ } else {
+ // pfSense 2.1 with zabbix 2.2
+ $zabbix2_pkg_base = "zabbix22";
+ }
+ return $zabbix2_pkg_base;
+}
+
+function php_deinstall_zabbix2_agent() {
+ global $config, $g;
+
+ $pfs_version = php_zabbix2_pfs_version();
+ $zabbix2_pkg_base = php_zabbix2_pkg_base($pfs_version);
+
+ if ($pfs_version == "2.1" || $pfs_version == "2.2") {
+ define('ZABBIX_AGENT_BASE', '/usr/pbi/' . $zabbix2_pkg_base . '-agent-' . php_uname("m"));
+ } else {
+ define('ZABBIX_AGENT_BASE', '/usr/local');
+ }
+
+ mwexec("/usr/bin/killall zabbix_agentd");
+
+ unlink_if_exists(ZABBIX_AGENT_BASE . "/etc/" . $zabbix2_pkg_base . "/zabbix_agentd.conf");
+ unlink_if_exists("/var/log/zabbix2/zabbix2_agentd.log");
+ unlink_if_exists("/var/run/zabbix2/zabbix2_agentd.pid");
+
+ if (!is_array($config['installedpackages']['zabbixproxy'])) {
+ if (is_dir("/var/log/zabbix2")) {
+ mwexec("/bin/rm -rf /var/log/zabbix2/");
+ }
+ if (is_dir("/var/run/zabbix2")) {
+ mwexec("/bin/rm -rf /var/run/zabbix2/");
+ }
+ }
+}
+
+function validate_input_zabbix2_agent($post, &$input_errors) {
+ if (isset($post['agentenabled'])) {
+ if (!preg_match("/\w+/", $post['server'])) {
+ $input_errors[] = "Server field is required.";
+ }
+
+ if (!preg_match("/\w+/", $post['hostname'])) {
+ $input_errors[] = "Hostname field is required.";
+ }
+
+ if ($post['listenip'] != '') {
+ if (!is_ipaddr_configured($post['listenip']) && !preg_match("/(127.0.0.1|0.0.0.0)/", $post['listenip'])) {
+ $input_errors[] = "'Listen IP' is not a configured IP address.";
+ }
+ }
+
+ if ($post['listenport'] != '') {
+ if (!is_numericint($post['listenport'])) {
+ $input_errors[] = "'Listen Port' value is not numeric.";
+ } elseif ($post['listenport'] < 1 || $post['listenport'] > 65535) {
+ $input_errors[] = "You must enter a valid value for 'Listen Port'.";
+ }
+ }
+
+ if ($post['refreshactchecks'] != '') {
+ if (!is_numericint($post['refreshactchecks'])) {
+ $input_errors[] = "'Refresh Active Checks' value is not numeric.";
+ } elseif ($post['refreshactchecks'] < 60 || $post['refreshactchecks'] > 3600) {
+ $input_errors[] = "You must enter a valid value for 'Refresh Active Checks'.";
+ }
+ }
+
+ if ($post['timeout'] != '') {
+ if (!is_numericint($post['timeout'])) {
+ $input_errors[] = "Timeout value is not numeric.";
+ } elseif ($post['timeout'] < 1 || $post['timeout'] > 30) {
+ $input_errors[] = "You must enter a valid value for 'Timeout'.";
+ }
+ }
+
+ if ($post['buffersend'] != '') {
+ if (!is_numericint($post['buffersend'])) {
+ $input_errors[] = "'Buffer Send' value is not numeric.";
+ } elseif ($post['buffersend'] < 1 || $post['buffersend'] > 3600) {
+ $input_errors[] = "You must enter a valid value for 'Buffer Send'.";
+ }
+ }
+
+ if ($post['buffersize'] != '') {
+ if (!is_numericint($post['buffersize'])) {
+ $input_errors[] = "'Buffer Size' value is not numeric.";
+ } elseif ($post['buffersize'] < 2 || $post['buffersize'] > 65535) {
+ $input_errors[] = "You must enter a valid value for 'Buffer Size'.";
+ }
+ }
+
+ if ($post['startagents'] != '') {
+ if (!is_numericint($post['startagents'])) {
+ $input_errors[]='Start Agents is not numeric.';
+ } elseif ($post['startagents'] < 0 || $post['startagents'] > 100) {
+ $input_errors[] = "You must enter a valid value for 'Start Agents'.";
+ }
+ }
+ }
+}
+
+function sync_package_zabbix2_agent() {
+ global $config, $g;
+
+ conf_mount_rw();
+ $pfs_version = php_zabbix2_pfs_version();
+ $zabbix2_pkg_base = php_zabbix2_pkg_base($pfs_version);
+
+ if ($pfs_version == "2.1" || $pfs_version == "2.2") {
+ define('ZABBIX_AGENT_BASE', '/usr/pbi/' . $zabbix2_pkg_base . '-agent-' . php_uname("m"));
+ } else {
+ define('ZABBIX_AGENT_BASE', '/usr/local');
+ }
+
+ // Check zabbix agent settings
+ if (is_array($config['installedpackages']['zabbixagent'])) {
+ $zbagent_config = $config['installedpackages']['zabbixagent']['config'][0];
+ if ($zbagent_config['agentenabled'] == "on") {
+ $RefreshActChecks = (preg_match("/(\d+)/", $zbagent_config['refreshactchecks'], $matches) ? $matches[1] : "120");
+ $BufferSend = (preg_match("/(\d+)/", $zbagent_config['buffersend'], $matches) ? $matches[1] : "5");
+ $BufferSize = (preg_match("/(\d+)/", $zbagent_config['buffersize'], $matches) ? $matches[1] : "100");
+ $StartAgents = (preg_match("/(\d+)/", $zbagent_config['startagents'], $matches) ? $matches[1] : "3");
+ $UserParams = base64_decode($zbagent_config['userparams']);
+ $ListenIp = $zbagent_config['listenip'] ?: "0.0.0.0";
+ $ListenPort = $zbagent_config['listenport'] ?: "10050";
+ $TimeOut = $zbagent_config['timeout'] ?: "3";
+
+ $zbagent_conf_file = <<< EOF
+Server={$zbagent_config['server']}
+ServerActive={$zbagent_config['serveractive']}
+Hostname={$zbagent_config['hostname']}
+ListenIP={$ListenIp}
+ListenPort={$ListenPort}
+RefreshActiveChecks={$RefreshActChecks}
+DebugLevel=3
+PidFile=/var/run/zabbix2/zabbix2_agentd.pid
+LogFile=/var/log/zabbix2/zabbix2_agentd.log
+LogFileSize=1
+Timeout={$TimeOut}
+BufferSend={$BufferSend}
+BufferSize={$BufferSize}
+StartAgents={$StartAgents}
+{$UserParams}
+
+EOF;
+ file_put_contents(ZABBIX_AGENT_BASE . "/etc/" . $zabbix2_pkg_base . "/zabbix_agentd.conf", strtr($zbagent_conf_file, array("\r" => "")));
+ }
+ }
+
+ $want_sysctls = array(
+ 'kern.ipc.shmall' => '2097152',
+ 'kern.ipc.shmmax' => '2147483648',
+ 'kern.ipc.semmsl' => '250'
+ );
+ $sysctls = array();
+ // Check sysctl file values
+ $sc_file="";
+ if (file_exists("/etc/sysctl.conf")) {
+ $sc = file("/etc/sysctl.conf");
+ foreach ($sc as $line) {
+ list($sysk, $sysv) = explode("=", $line, 2);
+ if (preg_match("/\w/", $line) && !array_key_exists($sysk, $want_sysctls)) {
+ $sc_file .= $line;
+ }
+ }
+ }
+ foreach ($want_sysctls as $ws => $wv) {
+ $sc_file .= "{$ws}={$wv}\n";
+ mwexec("/sbin/sysctl {$ws}={$wv}");
+ }
+ file_put_contents("/etc/sysctl.conf", $sc_file);
+
+ // Check bootloader values
+ $lt_file = "";
+ $want_tunables = array(
+ 'kern.ipc.semopm' => '100',
+ 'kern.ipc.semmni' => '128',
+ 'kern.ipc.semmns' => '32000',
+ 'kern.ipc.shmmni' => '4096'
+ );
+ $tunables = array();
+ if (file_exists("/boot/loader.conf")) {
+ $lt = file("/boot/loader.conf");
+ foreach ($lt as $line) {
+ list($tunable, $val) = explode("=", $line, 2);
+ if (preg_match("/\w/", $line) && !array_key_exists($tunable, $want_tunables)) {
+ $lt_file .= $line;
+ }
+ }
+ }
+ foreach ($want_tunables as $wt => $wv) {
+ $lt_file .= "{$wt}={$wv}\n";
+ }
+ file_put_contents("/boot/loader.conf", $lt_file);
+
+ // Check startup script files
+ // Create a few directories and ensure the sample files are in place
+ if (!is_dir(ZABBIX_AGENT_BASE . "/etc/" . $zabbix2_pkg_base)) {
+ mwexec("/bin/mkdir -p " . ZABBIX_AGENT_BASE . "/etc/" . $zabbix2_pkg_base);
+ }
+
+ $dir_checks = <<< EOF
+
+ if [ ! -d /var/log/zabbix2 ]; then
+ /bin/mkdir -p /var/log/zabbix2
+ /usr/sbin/chmod 755 /var/log/zabbix2
+ fi
+ /usr/sbin/chown -R zabbix:zabbix /var/log/zabbix2
+
+ if [ ! -d /var/run/zabbix2 ]; then
+ /bin/mkdir -p /var/run/zabbix2
+ /usr/sbin/chmod 755 /var/run/zabbix2
+ fi
+ /usr/sbin/chown -R zabbix:zabbix /var/run/zabbix2
+
+ if [ ! -d /var/db/zabbix2 ]; then
+ /bin/mkdir -p /var/db/zabbix2
+ /usr/sbin/chmod 755 /var/db/zabbix2
+ fi
+ /usr/sbin/chown -R zabbix:zabbix /var/db/zabbix2
+
+EOF;
+
+ $zagent_rcfile="/usr/local/etc/rc.d/zabbix2_agentd.sh";
+ if (is_array($zbagent_config) && $zbagent_config['agentenabled']=="on") {
+ $zagent_start .= strtr($dir_checks, array("\r" => "")). "\necho \"Starting Zabbix Agent...\"\n";
+ $zagent_start .= ZABBIX_AGENT_BASE . "/sbin/zabbix_agentd\n";
+
+ $zagent_stop = "echo \"Stopping Zabbix Agent...\"\n";
+ $zagent_stop .= "/usr/bin/killall zabbix_agentd\n";
+ $zagent_stop .= "/bin/sleep 5\n";
+
+ write_rcfile(array(
+ "file" => "zabbix2_agentd.sh",
+ "start" => $zagent_start,
+ "stop" => $zagent_stop
+ )
+ );
+ if (is_service_running("zabbix_agentd")) {
+ restart_service("zabbix_agentd");
+ } else {
+ start_service("zabbix_agentd");
+ }
+ } else {
+ if (is_service_running("zabbix_agentd")) {
+ stop_service("zabbix_agentd");
+ }
+ unlink_if_exists($zagent_rcfile);
+ }
+
+ conf_mount_ro();
+}
+
+?>