mirror of
https://github.com/ntop/ntopng.git
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76 lines
2 KiB
C++
76 lines
2 KiB
C++
/*
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*
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* (C) 2017-22 - ntop.org
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*
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*
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*/
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#ifndef _THREAD_POOL_H_
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#define _THREAD_POOL_H_
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#include "ntop_includes.h"
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class QueuedThreadData {
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public:
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ThreadedActivity *j;
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char *script_path;
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NetworkInterface *iface;
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bool adaptive_pool_size;
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time_t deadline;
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QueuedThreadData(ThreadedActivity *_j, char *_path, NetworkInterface *_iface, time_t _deadline) {
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j = _j, script_path = strdup(_path), iface = _iface;
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deadline = _deadline;
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}
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~QueuedThreadData() { if(script_path) free(script_path); }
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};
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class ThreadPool {
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private:
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u_int16_t num_threads;
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bool terminating;
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pthread_cond_t condvar;
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Mutex *m;
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#ifdef __linux__
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cpu_set_t affinity_mask;
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#endif
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std::vector <pthread_t> threadsState;
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std::queue <QueuedThreadData*> threads;
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QueuedThreadData* dequeueJob(bool waitIfEmpty);
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/*
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Creates and starts a new pool thread
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*/
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bool spawn();
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bool isQueueable(ThreadedActivityState cur_state);
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public:
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ThreadPool(char *comma_separated_affinity_mask = NULL);
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virtual ~ThreadPool();
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void shutdown();
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inline bool isTerminating() { return terminating; };
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void run();
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bool queueJob(ThreadedActivity *ta, char *path, NetworkInterface *iface, time_t scheduled_time, time_t deadline);
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};
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#endif /* _THREAD_POOL_H_ */
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