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-rw-r--r--config/squid/squid.inc73
-rw-r--r--config/squid/squid.xml5
-rw-r--r--config/squid/swapstate_check.php48
3 files changed, 104 insertions, 22 deletions
diff --git a/config/squid/squid.inc b/config/squid/squid.inc
index 5ad2eb4c..cd05151a 100644
--- a/config/squid/squid.inc
+++ b/config/squid/squid.inc
@@ -210,6 +210,8 @@ function squid_install_command() {
exec("/bin/rm /usr/local/etc/rc.d/squid");
squid_write_rcfile();
exec("chmod a+rx /usr/local/libexec/squid/dnsserver");
+ if(file_exists("/usr/local/pkg/swapstate_check.php"))
+ exec("/bin/chmod a+x /usr/local/pkg/swapstate_check.php");
foreach (array( SQUID_CONFBASE,
SQUID_ACLDIR,
@@ -534,21 +536,29 @@ function squid_install_cron($should_install) {
global $config, $g;
if($g['booting']==true)
return;
- $is_installed = false;
+ $rotate_is_installed = false;
+ $swapstate_is_installed = false;
if(!$config['cron']['item'])
return;
+ $settings = $config['installedpackages']['squidcache']['config'][0];
+
$x=0;
+ $rotate_job_id=-1;
+ $swapstate_job_id=-1;
+
foreach($config['cron']['item'] as $item) {
if(strstr($item['task_name'], "squid_rotate_logs")) {
- $is_installed = true;
- break;
+ $rotate_job_id = $x;
+ } elseif(strstr($item['task_name'], "squid_check_swapstate")) {
+ $swapstate_job_id = $x;
}
$x++;
}
+ $need_write = false;
switch($should_install) {
case true:
- if(!$is_installed) {
- $cachedir =($settings['harddisk_cache_location'] ? $settings['harddisk_cache_location'] : '/var/squid/cache');
+ $cachedir =($settings['harddisk_cache_location'] ? $settings['harddisk_cache_location'] : '/var/squid/cache');
+ if($rotate_job_id < 0) {
$cron_item = array();
$cron_item['task_name'] = "squid_rotate_logs";
$cron_item['minute'] = "0";
@@ -557,24 +567,44 @@ function squid_install_cron($should_install) {
$cron_item['month'] = "*";
$cron_item['wday'] = "*";
$cron_item['who'] = "root";
- $cron_item['command'] = "/bin/rm {$cachedir}/swap.state; /usr/local/sbin/squid -k rotate";
+ $cron_item['command'] = "/bin/rm {$cachedir}/swap.state; /usr/local/sbin/squid -k rotate";
+ $config['cron']['item'][] = $cron_item;
+ $need_write = true;
+ }
+ if($swapstate_job_id < 0) {
+ $cron_item = array();
+ $cron_item['task_name'] = "squid_check_swapstate";
+ $cron_item['minute'] = "*/15";
+ $cron_item['hour'] = "*";
+ $cron_item['mday'] = "*";
+ $cron_item['month'] = "*";
+ $cron_item['wday'] = "*";
+ $cron_item['who'] = "root";
+ $cron_item['command'] = "/usr/local/pkg/swapstate_check.php";
$config['cron']['item'][] = $cron_item;
+ $need_write = true;
+ }
+ if ($need_write) {
parse_config(true);
- write_config("Squid Log Rotation");
- configure_cron();
+ write_config("Adding Squid Cron Jobs");
}
break;
case false:
- if($is_installed == true) {
- if($x > 0) {
- unset($config['cron']['item'][$x]);
- parse_config(true);
- write_config();
- }
- configure_cron();
+ if($rotate_job_id >= 0) {
+ unset($config['cron']['item'][$rotate_job_id]);
+ $need_write = true;
+ }
+ if($swapstate_job_id >= 0) {
+ unset($config['cron']['item'][$swapstate_job_id]);
+ $need_write = true;
+ }
+ if ($need_write) {
+ parse_config(true);
+ write_config("Removing Squid Cron Jobs");
}
break;
}
+ configure_cron();
}
function squid_resync_general() {
@@ -626,13 +656,12 @@ cache_store_log none
EOD;
- if (!empty($settings['log_rotate'])) {
- $conf .= "logfile_rotate {$settings['log_rotate']}\n";
- squid_install_cron(true);
- }
- else {
- squid_install_cron(false);
- }
+ // Per squid docs, setting logfile_rotate to 0 is safe and causes a simple close/reopen.
+ // Rotating also ensures that swap.state is rewritten, so is useful even if the logs
+ // are not being rotated.
+ $rotate = empty($settings['log_rotate']) ? 0 : $settings['log_rotate'];
+ $conf .= "logfile_rotate {$settings['log_rotate']}\n";
+ squid_install_cron(true);
$conf .= <<<EOD
shutdown_lifetime 3 seconds
diff --git a/config/squid/squid.xml b/config/squid/squid.xml
index 6f9ecb18..6ad2c450 100644
--- a/config/squid/squid.xml
+++ b/config/squid/squid.xml
@@ -143,6 +143,11 @@
<chmod>0755</chmod>
<item>http://www.pfsense.org/packages/config/squid/squid_cache.xml</item>
</additional_files_needed>
+ <additional_files_needed>
+ <prefix>/usr/local/pkg/</prefix>
+ <chmod>0755</chmod>
+ <item>http://www.pfsense.org/packages/config/squid/swapstate_check.php</item>
+ </additional_files_needed>
<fields>
<field>
<fielddescr>Proxy interface</fielddescr>
diff --git a/config/squid/swapstate_check.php b/config/squid/swapstate_check.php
new file mode 100644
index 00000000..ab5b11d8
--- /dev/null
+++ b/config/squid/swapstate_check.php
@@ -0,0 +1,48 @@
+#!/usr/local/bin/php -q
+<?php
+/*
+ swapstate_check.php
+ Copyright (C) 2011 Jim Pingle
+ 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('config.inc');
+require_once('util.inc');
+
+$settings = $config['installedpackages']['squidcache']['config'][0];
+$cachedir =($settings['harddisk_cache_location'] ? $settings['harddisk_cache_location'] : '/var/squid/cache');
+$swapstate = $cachedir . '/swap.state';
+$disktotal = disk_total_space(dirname($cachedir));
+$diskfree = disk_free_space(dirname($cachedir));
+$diskusedpct = round((($disktotal - $diskfree) / $disktotal) * 100);
+$swapstate_size = filesize($swapstate);
+$swapstate_pct = round(($swapstate_size / $disktotal) * 100);
+
+// If the swap.state file is taking up more than 75% disk space,
+// or the drive is 90% full and swap.state is larger than 1GB,
+// kill it and initiate a rotate to write a fresh copy.
+if (($swapstate_pct > 75) || (($diskusedpct > 90) && ($swapstate_size > 1024*1024*1024))) {
+ mwexec_bg("/bin/rm $swapstate; /usr/local/sbin/squid -k rotate");
+ log_error(gettext(sprintf("Squid swap.state file exceeded size limits. Removing and rotating. File was %d bytes, %d%% of total disk space.", $swapstate_size, $swapstate_pct)));
+}
+?> \ No newline at end of file
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-07 08:48:03 +0000