[DAEMONS] Switch daemons to double-forking for daemonisation
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@ -46,16 +46,26 @@ class Daemon
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// Database connection will likely get lost after forking
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$this->resetDb();
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$pid = pcntl_fork();
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if ($pid < 0) { // error
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common_log(LOG_ERR, "Could not fork.");
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return false;
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} elseif ($pid > 0) { // parent
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common_log(LOG_INFO, "Successfully forked.");
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exit(0);
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} else { // child
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return true;
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// Double-forking.
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foreach (['single', 'double'] as $v) {
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switch ($pid = pcntl_fork()) {
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case -1: // error
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common_log(LOG_ERR, 'Could not fork.');
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return false;
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case 0: // child
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if ($v === 'single') {
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posix_setsid();
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}
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break;
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default: // parent
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if ($v === 'double') {
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common_log(LOG_INFO, 'Successfully forked.');
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}
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die();
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}
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}
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return true;
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}
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public function alreadyRunning()
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