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-rw-r--r--config/squid-reverse/swapstate_check.php30
1 files changed, 17 insertions, 13 deletions
diff --git a/config/squid-reverse/swapstate_check.php b/config/squid-reverse/swapstate_check.php
index ab5b11d8..d70c2dd4 100644
--- a/config/squid-reverse/swapstate_check.php
+++ b/config/squid-reverse/swapstate_check.php
@@ -30,19 +30,23 @@ 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 / $disktotal) * 100);
+// Only check the cache if Squid is actually caching.
+// If there is no cache then quietly do nothing.
+if ($settings['harddisk_cache_system'] != "null"){
+ $cachedir =($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, $swapstate_pct)));
+ // If the swap.state file is taking up more than 75% disk space,
+ // or the drive is 90% full and swap.state is larger than 1GB,
+ // kill it and initiate a rotate to write a fresh copy.
+ if (($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