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-rw-r--r--config/squid3/34/squid_antivirus.inc85
1 files changed, 52 insertions, 33 deletions
diff --git a/config/squid3/34/squid_antivirus.inc b/config/squid3/34/squid_antivirus.inc
index 9a678fa9..0619549e 100644
--- a/config/squid3/34/squid_antivirus.inc
+++ b/config/squid3/34/squid_antivirus.inc
@@ -42,9 +42,11 @@ function squid_check_clamav_user() {
return;
} else {
if (!exec("/usr/sbin/pw usershow clamav")) {
+ log_error("[squid] Adding clamav user.");
mwexec("/usr/sbin/pw useradd clamav -G wheel -u 9595 -s /sbin/nologin");
}
if (!exec("/usr/sbin/pw groupshow wheel | /usr/bin/grep clamav")) {
+ log_error("[squid] Adding clamav user to wheel group.");
mwexec("/usr/sbin/pw usermod clamav -G wheel");
}
}
@@ -147,21 +149,10 @@ function squid_antivirus_install_command() {
/* Run on Squid package uninstall */
function squid_antivirus_deinstall_command() {
global $config, $keep;
- /* kill all running services */
- if (is_process_running("c-icap")) {
- mwexec('/bin/echo -n "stop" > /var/run/c-icap/c-icap.ctl');
- }
- mwexec("/bin/ps awux | /usr/bin/grep '[c]lamd' | /usr/bin/awk '{ print $2 }' | /usr/bin/xargs kill");
+ /* Stop all running services, remove rc scripts and cronjobs */
+ squid_stop_antivirus();
mwexec("/bin/ps awux | /usr/bin/grep '[f]reshclam' | /usr/bin/awk '{ print $2 }' | /usr/bin/xargs kill");
- /* remove cronjobs */
- squid_install_freshclam_cron(false);
-
- /* delete rc scripts */
- unlink_if_exists('/usr/local/etc/rc.d/squid.sh');
- unlink_if_exists("/usr/local/etc/rc.d/c-icap.sh");
- unlink_if_exists('/usr/local/etc/rc.d/clamd.sh');
-
/* clean up created PBI symlinks */
update_output_window("Finishing package cleanup.");
if (SQUID_LOCALBASE != '/usr/local') {
@@ -656,11 +647,11 @@ function squid_antivirus_put_raw_config($rawfiles) {
break;
case 'raw_freshclam_conf':
$confdir = "";
- $conffile = "freshclam.conf";
+ $conffile = "/freshclam.conf";
break;
case 'raw_clamd_conf':
$confdir = "";
- $conffile = "clamd.conf";
+ $conffile = "/clamd.conf";
break;
default:
$confdir = "";
@@ -677,10 +668,11 @@ function squid_antivirus_put_raw_config($rawfiles) {
/* Helper function for squid_antivirus_put_raw_config() */
function squid_antivirus_write_conffile($dir, $file, $text) {
if ($file && $text) {
- if (!file_put_contents(SQUID_LOCALBASE . "/etc" . "{$dir}" . "/{$file}", preg_replace("/\r\n/", "\n", base64_decode($text)), LOCK_EX)) {
- log_error("[squid] Could not save '{$file}' configuration file.");
+ $cfgfile = SQUID_LOCALBASE . "/etc" . "{$dir}" . "{$file}";
+ if (!file_put_contents("{$cfgfile}", preg_replace("/\r\n/", "\n", base64_decode($text)), LOCK_EX)) {
+ log_error("[squid] Could not save '{$cfgfile}' configuration file.");
} else {
- log_error("[squid] Saved '{$file}' configuration file.");
+ log_error("[squid] Saved '{$cfgfile}' configuration file.");
}
}
}
@@ -697,7 +689,7 @@ function squid_write_clamd_rcfile() {
$rc['start'] = <<< EOD
if [ ! -f /var/db/clamav/main.cvd -a ! -f /var/db/clamav/main.cld ]; then
- echo "Missing /var/db/clamav/*.cvd or *.cld files. You must run freshclam first"
+ echo "Missing /var/db/clamav/*.cvd or *.cld files. You must run freshclam first!"
exit 1
fi
@@ -717,6 +709,7 @@ fi
EOD;
conf_mount_rw();
+ log_error("[squid] Creating 'clamd.sh' rc script.");
write_rcfile($rc);
conf_mount_ro();
}
@@ -730,6 +723,7 @@ function squid_write_cicap_rcfile() {
$cicap_start_cmd = "LD_LIBRARY_PATH={$cicap_libdir} {$cicap_bin} -f {$cicap_conf}";
$cicap_stop_cmd = '/bin/echo -n "stop" > /var/run/c-icap/c-icap.ctl';
conf_mount_rw();
+ log_error("[squid] Creating '{$c_icap_rcfile}' rc script.");
write_rcfile(array(
"file" => "{$c_icap_rcfile}",
"start" => "{$cicap_start_cmd}",
@@ -739,7 +733,7 @@ function squid_write_cicap_rcfile() {
conf_mount_ro();
}
-/* (Re)start antivirus services if AV features are enabled; otherwise stop and disable them */
+/* (Re)start antivirus services if AV features are enabled */
function squid_restart_antivirus() {
global $config;
if (is_array($config['installedpackages']['squidantivirus'])) {
@@ -751,6 +745,7 @@ function squid_restart_antivirus() {
// reconfigure and (re)start service as needed if enabled, otherwise stop them
// do not (re)start antivirus services on boot
if (platform_booting()) {
+ log_error("[squid] Skipping antivirus services (re)start on boot.");
return;
}
@@ -758,7 +753,7 @@ function squid_restart_antivirus() {
// Check clamav database
if (count(glob("/var/db/clamav/*d")) == 0) {
log_error("[squid] Missing /var/db/clamav/*.cvd or *.cld files. Running freshclam in background.");
- log_error("[squid] Do NOT attempt to start ClamAV service until AV definitions are downloaded. Check /var/log/clamav/freshclam.log for progress information.");
+ log_error("[squid] Do NOT attempt to start ClamAV service until AV definitions are downloaded.");
squid_update_clamav();
} elseif ($antivirus_config['clamav_safebrowsing'] == "on" && !is_file("/var/db/clamav/safebrowsing.cvd")) {
log_error("[squid] Google Safe Browsing is enabled but missing safebrowsing.cvd definitions. Running freshclam in background.");
@@ -789,31 +784,55 @@ function squid_restart_antivirus() {
squid_write_cicap_rcfile();
}
if (is_process_running("c-icap")) {
+ log_error("[squid] Reloading C-ICAP...");
mwexec_bg('/bin/echo -n "reconfigure" > /var/run/c-icap/c-icap.ctl');
} else {
+ log_error("[squid] Starting C-ICAP...");
mwexec_bg("{$c_icap_rcfile} start");
}
} else {
// stop AV services and disable all C-ICAP/AV features
log_error("[squid] Antivirus features disabled.");
- if (is_process_running("clamd")) {
- log_error("[squid] Stopping and disabling ClamAV...");
- mwexec("/usr/bin/killall clamd");
- }
- unlink_if_exists("/usr/local/etc/rc.d/clamd.sh");
-
- // freshclam cronjob
- squid_install_freshclam_cron(false);
+ squid_stop_antivirus();
+ }
+}
- // check c-icap rcfile
+/* Stop AV services and disable all C-ICAP/AV features */
+function squid_stop_antivirus() {
+ // Stop C-ICAP
+ if (is_process_running("c-icap")) {
+ log_error("[squid] Stopping and disabling C-ICAP...");
+ mwexec('/bin/echo -n "stop" > /var/run/c-icap/c-icap.ctl');
+ sleep(5);
if (is_process_running("c-icap")) {
- log_error("[squid] Stopping and disabling C-ICAP...");
- mwexec('/bin/echo -n "stop" > /var/run/c-icap/c-icap.ctl');
+ log_error("[squid] C-ICAP still running, forcibly killing c-icap process(es).");
+ mwexec("/bin/ps awux | /usr/bin/grep '[c]-icap' | /usr/bin/awk '{ print $2 }' | /usr/bin/xargs kill -9");
+ }
+ }
+ unlink_if_exists("/usr/local/etc/rc.d/c-icap.sh");
+
+ // Stop ClamAV
+ if (is_process_running("clamd")) {
+ log_error("[squid] Stopping and disabling ClamAV...");
+ mwexec("/usr/bin/killall clamd");
+ // sleep for a couple of seconds to give clamd a chance to perform clean exit
+ for ($i = 0; $i < 10; $i++) {
+ if (is_process_running('clamd')) {
+ sleep(1);
+ }
}
- unlink_if_exists("/usr/local/etc/rc.d/c-icap.sh");
}
+ if (is_process_running("clamd")) {
+ log_error("[squid] ClamAV still running, forcibly killing clamd process(es).");
+ mwexec("/usr/bin/killall -9 clamd");
+ }
+ unlink_if_exists("/usr/local/etc/rc.d/clamd.sh");
+
+ // Remove freshclam cronjob
+ squid_install_freshclam_cron(false);
}
+
/*
* Input validation
*/