function exec2($cmd)
{
$t = time();
$unix = new unix();
ouputz("Please wait... Executing a new task...", __LINE__);
ouputz($cmd, __LINE__);
exec($cmd . " 2>&1", $results);
while (list($pattern, $line) = each($results)) {
ouputz($line, __LINE__);
}
ouputz("Success took " . $unix->distanceOfTimeInWords($t, time(), true), __LINE__);
}
function rebuildcaches()
{
$logFile = "/usr/share/artica-postfix/ressources/logs/web/rebuild-cache.txt";
$pidfile = "/etc/artica-postfix/pids/" . basename(__FILE__) . "." . __FUNCTION__ . ".pid";
$pid = @file_get_contents($pidfile);
if ($pid < 100) {
$pid = null;
}
$unix = new unix();
$sock = new sockets();
if ($unix->process_exists($pid, basename(__FILE__))) {
ouputz("Already process exists {$pid}, aborting", __LINE__);
build_progress("Already process exists {$pid}, aborting", 110);
die;
}
$mypid = getmypid();
@file_put_contents($pidfile, $mypid);
@unlink($logFile);
build_progress("Listing caches....", 10);
ouputz("Please wait, rebuild caches....", __LINE__);
$t = time();
ouputz("Listing caches....", __LINE__);
$array = ListCaches();
$mv = $unix->find_program("mv");
$rm = $unix->find_program("rm");
$php5 = $unix->LOCATE_PHP5_BIN();
build_progress(count($array) . " Caches to delete...", 15);
ouputz(count($array) . " caches to delete...", __LINE__);
if (count($array) == 0) {
build_progress("Fatal, unable to list available caches.", 110);
ouputz("Fatal, unable to list available caches...", __LINE__);
squid_admin_mysql(0, "Fatal, unable to list available caches", null, __FILE__, __LINE__);
@unlink("/etc/artica-postfix/squid.lock");
die;
}
$t = time();
@unlink("/etc/artica-postfix/squid.lock");
@file_put_contents("/etc/artica-postfix/squid.lock", time());
$squidbin = $unix->LOCATE_SQUID_BIN();
if (!is_file($squidbin)) {
ouputz("squid, no such binary file", __LINE__);
@unlink("/etc/artica-postfix/squid.lock");
return;
}
build_progress("{stopping_proxy_service}", 20);
squid_admin_mysql(1, "Stopping Proxy service in order to rebuild caches", null, __FILE__, __LINE__);
ouputz("Stopping squid, please wait...", __LINE__);
if (function_exists("debug_backtrace")) {
$trace = debug_backtrace();
if (isset($trace[1])) {
$sourcefunction = $trace[1]["function"];
$sourceline = $trace[1]["line"];
$executed = "Executed by {$sourcefunction}() line {$sourceline}\nusing argv:{$GLOBALS["ARGVS"]}\n";
}
}
shell_exec("/etc/init.d/squid stop --force --script=" . basename(__FILE__));
if ($GLOBALS["REPORT"]) {
while (list($cache_dir, $ligne) = each($array)) {
$DIRARRAY = $unix->DIR_STATUS($cache_dir);
$size = $array["SIZE"];
$used = $array["USED"];
$pourc = $array["POURC"];
$mounted = $array["MOUNTED"];
$logs[] = "{$cache_dir} size: {$size}, used:{$used} {$pourc}% mounted on {$mounted}";
}
squid_admin_mysql(2, "Report on caches status", @implode("\n", $logs), __FILE__, __LINE__);
}
reset($array);
while (list($cache_dir, $ligne) = each($array)) {
build_progress("Checking {$cache_dir}", 30);
if (preg_match("#MemBooster#", $cache_dir)) {
squid_admin_mysql(1, "Removing cache {$cache_dir}", null, __FILE__, __LINE__);
ouputz("Removing {$cache_dir} content...", __LINE__);
squid_admin_mysql(2, "Removing cache {$cache_dir} done", null, __FILE__, __LINE__);
shell_exec("{$rm} -rf {$cache_dir}/*");
continue;
}
$DISK_STATUS = $unix->DF_SATUS_K($cache_dir);
$DIRECTORY_SIZE = $unix->DIRSIZE_BYTES($cache_dir) / 1024 / 1024;
$AIVA = $DISK_STATUS["AIVA"] * 1024;
ouputz("Removing {$cache_dir} '{$DIRECTORY_SIZE}'M Available {$AIVA}M", __LINE__);
shell_exec("{$rm} -rf {$cache_dir}");
ouputz("re-create {$cache_dir}", __LINE__);
squid_admin_mysql(2, "Re-create {$cache_dir}", null, __FILE__, __LINE__);
@mkdir($cache_dir, 0755, true);
@chown($cache_dir, "squid");
@chgrp($cache_dir, "squid");
}
$su = $unix->find_program("su");
$results = array();
build_progress("Create {$cache_dir}", 30);
ouputz("Building new caches {$su} -c \"{$squidbin} -z\" squid", __LINE__);
exec("{$su} -c \"{$squidbin} -z\" squid 2>&1", $results);
while (list($num, $ligne) = each($results)) {
ouputz("{$ligne}", __LINE__);
}
ouputz("Remove lock file...", __LINE__);
@unlink("/etc/artica-postfix/squid.lock");
ouputz("Starting squid, please wait...", __LINE__);
build_progress("{starting_proxy_service}", 35);
if (function_exists("debug_backtrace")) {
$trace = debug_backtrace();
if (isset($trace[1])) {
$sourcefunction = $trace[1]["function"];
$sourceline = $trace[1]["line"];
$executed = "Executed by {$sourcefunction}() line {$sourceline}\nusing argv:{$GLOBALS["ARGVS"]}\n";
}
}
squid_admin_mysql(2, "Starting Proxy Service after rebuilding caches", null, __FILE__, __LINE__);
shell_exec("{$php5} /usr/share/artica-postfix/exec.squid.watchdog.php --start --script=" . basename(__FILE__));
for ($i = 0; $i < 60; $i++) {
$array = $unix->squid_get_cache_infos();
if (count($array) > 0) {
break;
}
ouputz("Waiting {$i}s/60 cache is not ready...", __LINE__);
sleep(1);
}
ouputz("Done... Squid-cache seems to be ready...", __LINE__);
$NICE = $unix->EXEC_NICE();
$nohup = $unix->find_program("nohup");
build_progress("Refresh caches infos...", 50);
ouputz("Refresh caches information, please wait...", __LINE__);
shell_exec("{$php5} /usr/share/artica-postfix/exec.squid.php --cache-infos --force");
if (is_array($cachesRename)) {
reset($cachesRename);
while (list($index, $cache_dir) = each($cachesRename)) {
build_progress("Removing old {$cache_dir}", 60);
$cmd = "{$NICE} {$rm} -rf {$cache_dir} >/dev/null 2>&1 &";
squid_admin_mysql(2, "Ask to delete old cache dir {$cache_dir} done", "{$called}", __FILE__, __LINE__);
ouputz("Deleting {$cache_dir} {$cmd}", __LINE__);
shell_exec($cmd);
}
}
build_progress("{done}", 100);
$took = $unix->distanceOfTimeInWords($t, time());
squid_admin_mysql(2, "All Proxy caches was rebuilded took: {$took}", "{$called}", __FILE__, __LINE__);
}
function verifycaches()
{
$logFile = "/usr/share/artica-postfix/ressources/logs/web/rebuild-cache.txt";
$pidfile = "/etc/artica-postfix/pids/" . basename(__FILE__) . "." . __FUNCTION__ . ".pid";
$pid = @file_get_contents($pidfile);
if ($pid < 100) {
$pid = null;
}
$unix = new unix();
$sock = new sockets();
if ($unix->process_exists($pid, basename(__FILE__))) {
ouputz("Already process exists {$pid}, aborting", __LINE__);
build_progress("Already process exists {$pid}, aborting", 110);
die;
}
$mypid = getmypid();
@file_put_contents($pidfile, $mypid);
@unlink($logFile);
build_progress("Listing caches....", 10);
$cache = new SquidCacheCenter();
$mv = $unix->find_program("mv");
$rm = $unix->find_program("rm");
$php5 = $unix->LOCATE_PHP5_BIN();
$caches = $cache->build();
$http_port = rand(55000, 65000);
$f = array();
$f[] = "cache_effective_user squid";
$f[] = "pid_filename\t/var/run/squid-temp.pid";
$f[] = "http_port 127.0.0.1:{$http_port}";
$f[] = "{$caches}";
$f[] = "";
$squidconf = "/etc/squid3/squid.caches.conf";
@file_put_contents($squidconf, @implode("\n", $f));
build_progress("Generating caches {please_wait}", 25);
$squidbin = $unix->LOCATE_SQUID_BIN();
$su = $unix->find_program("su");
$results = array();
$cmd = "{$su} -c \"{$squidbin} -f {$squidconf} -z\" squid";
ouputz("Building new caches {$cmd}", __LINE__);
system($cmd);
@unlink($squidconf);
build_progress("{reconfigure}", 50);
system("{$php5} /usr/share/artica-postfix/exec.squid.php --build --force");
build_progress("{restarting}", 60);
system("/etc/init.d/squid restart");
for ($i = 0; $i < 30; $i++) {
$array = $unix->squid_get_cache_infos();
if (count($array) > 0) {
break;
}
build_progress("{waiting_proxy_status} {$i}/29", 50);
writelogs("Waiting 1s to squid be ready...", __FUNCTION__, __FILE__, __LINE__);
sleep(1);
}
build_progress("{waiting_proxy_status} {$i}/29", 60);
system("{$php5} /usr/share/artica-postfix/exec.squid.php --cache-infos --force");
$q = new mysql();
$sql = "SELECT * FROM squid_caches_center WHERE remove=1";
$results = $q->QUERY_SQL($sql, "artica_backup");
while ($ligne = mysql_fetch_assoc($results)) {
$cache_type = $ligne["cache_type"];
$cache_size = $ligne["cache_size"];
$cachename = $ligne["cachename"];
$ID = $ligne["ID"];
if ($cache_type == "Cachenull") {
continue;
}
if ($cache_type == "tmpfs") {
$ligne["cache_dir"] = "/home/squid/cache/MemBooster{$ID}";
}
$Directory = $ligne["cache_dir"];
build_progress("{remove} {$Directory}", 80);
if (is_dir($Directory)) {
system("{$rm} -rf {$Directory}");
}
$q->QUERY_SQL("DELETE FROM squid_caches_center WHERE ID='{$ID}'", "artica_backup");
}
build_progress("{done}", 100);
}
function emptysquidlogs()
{
$unix = new unix();
$sock = new sockets();
$q = new mysql();
$MYSQL_DATA_DIR = $sock->GET_INFO("ChangeMysqlDir");
if ($MYSQL_DATA_DIR == null) {
$MYSQL_DATA_DIR = "/var/lib/mysql";
}
$dir = "{$MYSQL_DATA_DIR}/squidlogs";
$TABLESDELETE["searchwords_*"] = true;
$TABLESDELETE["UserSizeD_*"] = true;
$TABLESDELETE["youtubeday_*"] = true;
$TABLESDELETE["*_week"] = true;
$TABLESDELETE["*_blocked_week"] = true;
$TABLESDELETE["*_members"] = true;
$TABLESDELETE["*_hour"] = true;
$TABLESDELETE["*_visited"] = true;
$TABLESDELETE["dansguardian_events_*"] = true;
$TABLESDELETE["squidhour_*"] = true;
$TABLESDELETE["visited_sites"] = true;
$TABLESDELETE["UserAuth*"] = true;
$TABLESDELETE["tables_day"] = true;
$TABLESDELETE["adansguardian_events_*"] = true;
$TABLESDELETE["*_day"] = true;
$TABLESDELETE["youtubeweek_*"] = true;
ouputz("Remove " . count($TABLESDELETE) . " family tables in {$MYSQL_DATA_DIR}/squidlogs", __LINE__);
while (list($pattern, $line) = each($TABLESDELETE)) {
foreach (glob("{$dir}/{$pattern}.MYD") as $filename) {
$table = str_replace(".MYD", "", basename($filename));
$table = str_replace(".frm", "", $table);
if (preg_match("#(.+?)\\/(.+?)\\.[A-Za-Z]+\$#", $table, $re)) {
$table = $re[1];
}
ouputz("Removing {$table}....", __LINE__);
$q->QUERY_SQL("DROP TABLE `{$table}`", "squidlogs");
if (!$q->ok) {
ouputz("Error, {$q->mysql_error}", __LINE__);
if (preg_match("#Unknown table#i", $q->mysql_error)) {
remove_disk_table_all($table, "squidlogs");
continue;
}
remove_disk_table($table, "squidlogs");
$q->QUERY_SQL("DROP TABLE `{$table}`", "squidlogs");
if (!$q->ok) {
ouputz("Error, {$q->mysql_error}", __LINE__);
}
}
}
}
foreach (glob("{$dir}/*.BAK") as $filename) {
ouputz("Removing backup file " . basename($filename) . "....", __LINE__);
@unlink($filename);
}
}
