diff options
Diffstat (limited to 'config/zabbix-lts/zabbix-lts.inc')
| -rw-r--r-- | config/zabbix-lts/zabbix-lts.inc | 360 |
1 files changed, 360 insertions, 0 deletions
diff --git a/config/zabbix-lts/zabbix-lts.inc b/config/zabbix-lts/zabbix-lts.inc new file mode 100644 index 00000000..8f2a708d --- /dev/null +++ b/config/zabbix-lts/zabbix-lts.inc @@ -0,0 +1,360 @@ +<?php +/* $Id$ */ +/* ========================================================================== */ +/* + zabbix-lts.inc + part of the Zabbix package for pfSense + Copyright (C) 2013 Danilo G. Baio + Copyright (C) 2013 Marcello Coutinho + + 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_install_zabbix_lts(){ + sync_package_zabbix_lts(); +} + +function php_deinstall_zabbix_agent_lts(){ + global $config, $g; + + conf_mount_rw(); + + define('ZABBIX_AGENT_BASE', '/usr/pbi/zabbix-agent-lts-' . php_uname("m")); + + exec("/usr/bin/killall zabbix_agentd"); + unlink_if_exists(ZABBIX_AGENT_BASE . "/etc/rc.d/zabbix_agentd_lts.sh"); + unlink_if_exists(ZABBIX_AGENT_BASE . "/etc/zabbix22/zabbix_agentd.conf"); + unlink_if_exists("/var/log/zabbix-lts/zabbix_agentd_lts.log"); + unlink_if_exists("/var/run/zabbix-lts/zabbix_agentd_lts.pid"); + + if (!is_array($config['installedpackages']['zabbixproxylts'])){ + if (is_dir("/var/log/zabbix-lts")) + exec("/bin/rm -r /var/log/zabbix-lts/"); + if (is_dir("/var/run/zabbix-lts")) + exec("/bin/rm -r /var/run/zabbix-lts/"); + } + + conf_mount_ro(); +} + +function php_deinstall_zabbix_proxy_lts(){ + global $config, $g; + + conf_mount_rw(); + + define('ZABBIX_PROXY_BASE', '/usr/pbi/zabbix-proxy-lts-' . php_uname("m")); + + exec("/usr/bin/killall zabbix_proxy"); + unlink_if_exists(ZABBIX_PROXY_BASE . "/etc/rc.d/zabbix_proxy_lts.sh"); + unlink_if_exists(ZABBIX_PROXY_BASE . "/etc/zabbix22/zabbix_proxy.conf"); + unlink_if_exists("/var/log/zabbix-lts/zabbix_proxy_lts.log"); + unlink_if_exists("/var/run/zabbix-lts/zabbix_proxy_lts.pid"); + + if (!is_array($config['installedpackages']['zabbixagentlts'])){ + if (is_dir("/var/log/zabbix-lts")) + exec("/bin/rm -r /var/log/zabbix-lts/"); + if (is_dir("/var/run/zabbix-lts")) + exec("/bin/rm -r /var/run/zabbix-lts/"); + } + + if (is_dir("/var/db/zabbix-lts")) + exec("/bin/rm -r /var/db/zabbix-lts/"); + + conf_mount_ro(); +} + +function validate_input_zabbix_lts($post, &$input_errors){ + + if (isset($post['proxyenabled'])){ + if (!is_numericint($post['serverport'])) { + $input_errors[]='Server Port is not numeric.'.$ServerPort; + } + + if (!is_numericint($post['configfrequency'])) { + $input_errors[]='Config Frequency is not numeric.'; + } + } + if (isset($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 (!preg_match("/^\d+$/", $post['listenport'])) { + $input_errors[]='Listen Port is not numeric.'; + } + } + + if ($post['refreshactchecks'] != '') { + if (!preg_match("/^\d+$/", $post['refreshactchecks'])) { + $input_errors[]='Refresh Active Checks 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 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 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[]='Bufer Size 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_zabbix_lts(){ + global $config, $g; + + conf_mount_rw(); + + define('ZABBIX_AGENT_BASE', '/usr/pbi/zabbix-agent-lts-' . php_uname("m")); + define('ZABBIX_PROXY_BASE', '/usr/pbi/zabbix-proxy-lts-' . php_uname("m")); + + #check zabbix proxy config + if (is_array($config['installedpackages']['zabbixproxylts'])){ + $zbproxy_config = $config['installedpackages']['zabbixproxylts']['config'][0]; + if ($zbproxy_config['proxyenabled']=="on"){ + $Mode=(is_numericint($zbproxy_config['proxymode'])?$zbproxy_config['proxymode'] : 0); + $AdvancedParams=base64_decode($zbproxy_config['advancedparams']); + + $zbproxy_conf_file = <<< EOF +Server={$zbproxy_config['server']} +ServerPort={$zbproxy_config['serverport']} +Hostname={$zbproxy_config['hostname']} +PidFile=/var/run/zabbix-lts/zabbix_proxy_lts.pid +DBName=/var/db/zabbix-lts/proxy.db +LogFile=/var/log/zabbix-lts/zabbix_proxy_lts.log +ConfigFrequency={$zbproxy_config['configfrequency']} +FpingLocation=/usr/local/sbin/fping +#there's currently no fping6 (IPv6) dependency in the package, but if there was, the binary would likely also be in /usr/local/sbin +Fping6Location=/usr/local/sbin/fping6 +ProxyMode={$Mode} +{$AdvancedParams} + +EOF; + file_put_contents(ZABBIX_PROXY_BASE . "/etc/zabbix22/zabbix_proxy.conf", strtr($zbproxy_conf_file, array("\r" => ""))); + } + } + /* check zabbix agent settings*/ + if (is_array($config['installedpackages']['zabbixagentlts'])){ + $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'] != ''? $zbagent_config['listenip'] : "0.0.0.0"); + $ListenPort=($zbagent_config['listenport'] != ''? $zbagent_config['listenport'] : "10050"); + $TimeOut=($zbagent_config['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={$RefreshActChecks} +DebugLevel=3 +PidFile=/var/run/zabbix-lts/zabbix_agentd_lts.pid +LogFile=/var/log/zabbix-lts/zabbix_agentd_lts.log +LogFileSize=1 +Timeout={$TimeOut} +BufferSend={$BufferSend} +BufferSize={$BufferSize} +StartAgents={$StartAgents} +{$UserParams} + +EOF; + file_put_contents(ZABBIX_AGENT_BASE . "/etc/zabbix22/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}={$wv}\n"; + exec("/sbin/sysctl {$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_PROXY_BASE . "/etc/zabbix22")) + exec("/bin/mkdir -p " . ZABBIX_PROXY_BASE . "/etc/zabbix22"); + + $dir_checks = <<< EOF +if [ ! -d /var/log/zabbix-lts ] + then + /bin/mkdir -p /var/log/zabbix-lts + /usr/sbin/chmod 755 /var/log/zabbix-lts + fi +/usr/sbin/chown -R zabbix:zabbix /var/log/zabbix-lts + +if [ ! -d /var/run/zabbix-lts ] + then + /bin/mkdir -p /var/run/zabbix-lts + /usr/sbin/chmod 755 /var/run/zabbix-lts + fi +/usr/sbin/chown -R zabbix:zabbix /var/run/zabbix-lts + +if [ ! -d /var/db/zabbix-lts ] + then + /bin/mkdir -p /var/db/zabbix-lts + /usr/sbin/chmod 755 /var/db/zabbix-lts + fi +/usr/sbin/chown -R zabbix:zabbix /var/db/zabbix-lts + +EOF; + + $zproxy_rcfile="/usr/local/etc/rc.d/zabbix_proxy_lts.sh"; + if (is_array($zbproxy_config) && $zbproxy_config['proxyenabled']=="on"){ + $zproxy_start= strtr($dir_checks, array("\r" => "")). "\necho \"Starting Zabbix Proxy LTS\"...\n"; + /* start zabbix proxy */ + $zproxy_start .= ZABBIX_PROXY_BASE . "/sbin/zabbix_proxy\n"; + + $zproxy_stop = "echo \"Stopping Zabbix Proxy LTS\"\n"; + $zproxy_stop .= "/usr/bin/killall zabbix_proxy\n"; + $zproxy_stop .= "/bin/sleep 5\n"; + + /* write out rc.d start/stop file */ + write_rcfile(array( + "file" => "zabbix_proxy_lts.sh", + "start" => $zproxy_start, + "stop" => $zproxy_stop + ) + ); + mwexec("{$zproxy_rcfile} restart"); + }else{ + if (file_exists($zproxy_rcfile)){ + mwexec("{$zproxy_rcfile} stop"); + unlink($zproxy_rcfile); + } + } + + $zagent_rcfile="/usr/local/etc/rc.d/zabbix_agentd_lts.sh"; + if (is_array($zbagent_config) && $zbagent_config['agentenabled']=="on"){ + $zagent_start .= strtr($dir_checks, array("\r" => "")). "\necho \"Starting Zabbix Agent LTS...\"\n"; + $zagent_start .= ZABBIX_AGENT_BASE . "/sbin/zabbix_agentd\n"; + + $zagent_stop = "echo \"Stopping Zabbix Agent LTS...\"\n"; + $zagent_stop .= "/usr/bin/killall zabbix_agentd\n"; + $zagent_stop .= "/bin/sleep 5\n"; + + /* write out rc.d start/stop file */ + write_rcfile(array( + "file" => "zabbix_agentd_lts.sh", + "start" => "$zagent_start", + "stop" => "$zagent_stop" + ) + ); + mwexec("{$zagent_rcfile} restart"); + }else{ + if (file_exists($zagent_rcfile)){ + mwexec("{$zagent_rcfile} stop"); + unlink($zagent_rcfile); + } + } + + conf_mount_ro(); +} + +?> |