4 * Copyright (C) 2008 Adam Williams <broadcast at earthling dot net>
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
28 #include "filesystem.h"
33 #include "pluginserver.h"
34 #include "preferences.h"
35 #include "renderfarm.h"
36 #include "renderfarmclient.h"
37 //#include "renderfarmfsclient.h"
38 #include "sighandler.h"
40 #include <arpa/inet.h>
44 #include <netinet/in.h>
47 #include <sys/socket.h>
48 #include <sys/types.h>
56 // The render client waits for connections from the server.
57 // Then it starts a thread for each connection.
58 RenderFarmClient::RenderFarmClient(int port,
64 this->deamon_path = deamon_path;
65 SigHandler *signals = new SigHandler;
66 signals->initialize();
69 (void)nice(nice_value);
72 MWindow::init_defaults(boot_defaults, config_path);
73 boot_preferences = new Preferences;
74 boot_preferences->load_defaults(boot_defaults);
75 MWindow::init_plugins(0, boot_preferences);
76 MWindow::init_fileserver(boot_preferences);
82 RenderFarmClient::~RenderFarmClient()
86 delete boot_preferences;
87 plugindb->remove_all_objects();
92 void RenderFarmClient::main_loop()
95 BC_WindowBase::get_resources()->vframe_shm = 1;
98 // Open listening port
102 struct sockaddr_in addr;
104 addr.sin_family = AF_INET;
105 addr.sin_port = htons((unsigned short)port);
106 addr.sin_addr.s_addr = htonl(INADDR_ANY);
108 if((socket_fd = socket(PF_INET, SOCK_STREAM, 0)) < 0)
110 perror(_("RenderFarmClient::main_loop: socket"));
115 (struct sockaddr*)&addr,
119 _("RenderFarmClient::main_loop: bind port %d: %s"),
127 struct sockaddr_un addr;
128 addr.sun_family = AF_FILE;
129 strcpy(addr.sun_path, deamon_path);
130 int size = (offsetof(struct sockaddr_un, sun_path) +
131 strlen(deamon_path) + 1);
133 if((socket_fd = socket(PF_UNIX, SOCK_STREAM, 0)) < 0)
135 perror(_("RenderFarmClient::main_loop: socket"));
140 (struct sockaddr*)&addr,
144 _("RenderFarmClient::main_loop: bind path %s: %s\n"),
151 // Wait for connections
152 printf("RenderFarmClient::main_loop: client started\n");
155 if(listen(socket_fd, 256) < 0)
157 perror(_("RenderFarmClient::main_loop: listen"));
167 struct sockaddr_in clientname;
168 socklen_t size = sizeof(clientname);
169 if((new_socket_fd = accept(socket_fd,
170 (struct sockaddr*)&clientname,
173 perror(_("RenderFarmClient::main_loop: accept"));
178 printf("RenderFarmClient::main_loop: Session started from %s\n", inet_ntoa(clientname.sin_addr));
179 RenderFarmClientThread *thread =
180 new RenderFarmClientThread(this);
181 thread->main_loop(new_socket_fd);
186 struct sockaddr_un clientname;
187 socklen_t size = sizeof(clientname);
188 if((new_socket_fd = accept(socket_fd,
189 (struct sockaddr*)&clientname,
192 perror(_("RenderFarmClient::main_loop: accept"));
197 printf("RenderFarmClient::main_loop: Session started from %s\n", clientname.sun_path);
198 RenderFarmClientThread *thread =
199 new RenderFarmClientThread(this);
200 thread->main_loop(new_socket_fd);
206 void RenderFarmClient::kill_client()
208 printf("RenderFarmClient::kill_client 1\n");
211 printf("RenderFarmClient::kill_client 2\n");
213 kill(this_pid, SIGKILL);
227 // The thread requests jobs from the server until the job table is empty
228 // or the server reports an error. This thread must poll the server
229 // after every frame for the error status.
230 // Detaches when finished.
231 RenderFarmClientThread::RenderFarmClientThread(RenderFarmClient *client)
234 this->client = client;
235 frames_per_second = 0;
236 Thread::set_synchronous(0);
238 mutex_lock = new Mutex("RenderFarmClientThread::mutex_lock");
243 RenderFarmClientThread::~RenderFarmClientThread()
245 // if(fs_client) delete fs_client;
252 int RenderFarmClientThread::send_request_header(int request,
255 unsigned char datagram[5];
256 datagram[0] = request;
260 // printf("RenderFarmClientThread::send_request_header %d %02x%02x%02x%02x%02x\n",
261 // request, datagram[0], datagram[1], datagram[2], datagram[3], datagram[4]);
263 return (write_socket((char*)datagram, 5) != 5);
266 int RenderFarmClientThread::write_socket(char *data, int len)
268 //printf("RenderFarmClientThread::write_socket 1\n");
269 int result = write(socket_fd, data, len);
270 //printf("RenderFarmClientThread::write_socket 10\n");
274 int RenderFarmClientThread::read_socket(char *data, int len)
278 //printf("RenderFarmClientThread::read_socket 1\n");
279 watchdog->begin_request();
280 while(len > 0 && bytes_read >= 0)
282 bytes_read = read(socket_fd, data + offset, len);
286 offset += bytes_read;
294 watchdog->end_request();
295 //printf("RenderFarmClientThread::read_socket 10\n");
300 int RenderFarmClientThread::write_int64(int64_t value)
302 unsigned char data[sizeof(int64_t)];
303 data[0] = (value >> 56) & 0xff;
304 data[1] = (value >> 48) & 0xff;
305 data[2] = (value >> 40) & 0xff;
306 data[3] = (value >> 32) & 0xff;
307 data[4] = (value >> 24) & 0xff;
308 data[5] = (value >> 16) & 0xff;
309 data[6] = (value >> 8) & 0xff;
310 data[7] = value & 0xff;
311 return (write_socket((char*)data, sizeof(int64_t)) != sizeof(int64_t));
314 int64_t RenderFarmClientThread::read_int64(int *error)
317 if(!error) error = &temp;
319 unsigned char data[sizeof(int64_t)];
320 *error = (read_socket((char*)data, sizeof(int64_t)) != sizeof(int64_t));
322 // Make it return 1 if error so it can be used to read a result code from the
327 result = (((int64_t)data[0]) << 56) |
328 (((uint64_t)data[1]) << 48) |
329 (((uint64_t)data[2]) << 40) |
330 (((uint64_t)data[3]) << 32) |
331 (((uint64_t)data[4]) << 24) |
332 (((uint64_t)data[5]) << 16) |
333 (((uint64_t)data[6]) << 8) |
339 void RenderFarmClientThread::read_string(char* &string)
341 unsigned char header[4];
342 if(read_socket((char*)header, 4) != 4)
348 int64_t len = (((u_int32_t)header[0]) << 24) |
349 (((u_int32_t)header[1]) << 16) |
350 (((u_int32_t)header[2]) << 8) |
351 ((u_int32_t)header[3]);
355 string = new char[len];
356 if(read_socket(string, len) != len)
367 void RenderFarmClientThread::abort()
369 send_completion(socket_fd);
374 void RenderFarmClientThread::lock(const char *location)
376 mutex_lock->lock(location);
379 void RenderFarmClientThread::unlock()
381 mutex_lock->unlock();
384 void RenderFarmClientThread::get_command(int socket_fd, int *command)
387 *command = read_int64(&error);
396 void RenderFarmClientThread::read_preferences(int socket_fd,
397 Preferences *preferences)
399 lock("RenderFarmClientThread::read_preferences");
400 send_request_header(RENDERFARM_PREFERENCES,
407 defaults.load_string((char*)string);
408 preferences->load_defaults(&defaults);
416 void RenderFarmClientThread::read_asset(int socket_fd, Asset *asset)
418 lock("RenderFarmClientThread::read_asset");
419 send_request_header(RENDERFARM_ASSET,
424 read_string(string1);
425 read_string(string2);
430 file.read_from_string((char*)string2);
436 defaults.load_string((char*)string1);
437 asset->load_defaults(&defaults,
445 //printf("RenderFarmClientThread::read_asset %d\n", __LINE__);
453 void RenderFarmClientThread::read_edl(int socket_fd,
455 Preferences *preferences)
457 lock("RenderFarmClientThread::read_edl");
458 send_request_header(RENDERFARM_EDL,
466 file.read_from_string((char*)string);
483 int RenderFarmClientThread::read_package(int socket_fd, RenderPackage *package)
485 lock("RenderFarmClientThread::read_package");
486 send_request_header(RENDERFARM_PACKAGE,
489 unsigned char datagram[5];
493 // Fails if -ieee isn't set.
494 int64_t fixed = !EQUIV(frames_per_second, 0.0) ?
495 (int64_t)(frames_per_second * 65536.0) : 0;
497 write_socket((char*)datagram, 4);
500 //printf("RenderFarmClientThread::read_package 1 %f %ld\n", frames_per_second, fixed);
502 unsigned char *data_ptr;
504 //printf("RenderFarmClientThread::read_package 2 %p\n", data);
505 // Signifies end of session.
508 // printf(_("RenderFarmClientThread::read_package no output path recieved.\n"));
513 //printf("RenderFarmClientThread::read_package 2\n");
516 data_ptr = (unsigned char*)data;
517 strcpy(package->path, data);
518 data_ptr += strlen(package->path);
520 package->audio_start = READ_INT32(data_ptr);
522 package->audio_end = READ_INT32(data_ptr);
524 package->video_start = READ_INT32(data_ptr);
526 package->video_end = READ_INT32(data_ptr);
528 package->use_brender = READ_INT32(data_ptr);
536 int RenderFarmClientThread::send_completion(int socket_fd)
538 lock("RenderFarmClientThread::send_completion");
539 int result = send_request_header(RENDERFARM_DONE, 0);
545 void RenderFarmClientThread::ping_server()
547 lock("RenderFarmClientThread::ping_server");
548 send_request_header(RENDERFARM_KEEPALIVE, 0);
554 void RenderFarmClientThread::main_loop(int socket_fd)
556 this->socket_fd = socket_fd;
561 void RenderFarmClientThread::run()
563 // Create new memory space
568 waitpid(pid, &return_value, 0);
572 // Get the pid of the fork if inside the fork
577 int socket_fd = this->socket_fd;
579 init_client_keepalive();
581 // Get command to run
583 lock("RenderFarmClientThread::run");
584 get_command(socket_fd, &command);
587 //printf("RenderFarmClientThread::run command=%d\n", command);
591 case RENDERFARM_TUNER:
594 case RENDERFARM_PACKAGES:
595 do_packages(socket_fd);
603 void RenderFarmClientThread::init_client_keepalive()
605 keep_alive = new RenderFarmKeepalive(this);
607 watchdog = new RenderFarmWatchdog(0, this);
613 void RenderFarmClientThread::do_tuner(int socket_fd)
615 // Currently only 1 tuner driver. Maybe more someday.
616 DVBTune server(this);
622 void RenderFarmClientThread::do_packages(int socket_fd)
626 RenderPackage *package;
627 Asset *default_asset;
628 Preferences *preferences;
632 FarmPackageRenderer package_renderer(this, socket_fd);
637 //printf("RenderFarmClientThread::run 2\n");
639 preferences = new Preferences;
640 default_asset = new Asset;
641 package = new RenderPackage;
643 edl->create_objects();
650 //printf("RenderFarmClientThread::run 3\n");
651 read_preferences(socket_fd, preferences);
652 //printf("RenderFarmClientThread::run 4\n");
653 read_asset(socket_fd, default_asset);
654 //printf("RenderFarmClientThread::run 5\n");
655 read_edl(socket_fd, edl, preferences);
657 //printf("RenderFarmClientThread::run 6\n");
666 package_renderer.initialize(0,
674 //printf("RenderFarmClientThread::run 5\n");
675 result = read_package(socket_fd, package);
676 //printf("RenderFarmClientThread::run 6 %d\n", result);
682 //printf("RenderFarmClientThread::run 7\n");
684 result = send_completion(socket_fd);
692 if(package_renderer.render_package(package))
694 //printf("RenderFarmClientThread::run 8\n");
695 result = send_completion(socket_fd);
700 frames_per_second = package_renderer.frames_per_second;
701 // frames_per_second = (double)(package->video_end - package->video_start) /
702 // ((double)timer.get_difference() / 1000);
704 //printf("RenderFarmClientThread::run 9\n");
711 //printf("RenderFarmClientThread::run 9\n");
712 default_asset->Garbage::remove_user();
713 //printf("RenderFarmClientThread::run 10\n");
714 edl->Garbage::remove_user();
715 //printf("RenderFarmClientThread::run 11\n");
717 printf(_("RenderFarmClientThread::run: Session finished.\n"));
728 RenderFarmKeepalive::RenderFarmKeepalive(
729 RenderFarmClientThread *client_thread)
732 this->client_thread = client_thread;
736 RenderFarmKeepalive::~RenderFarmKeepalive()
743 void RenderFarmKeepalive::run()
752 //printf("RenderFarmKeepalive::run 1\n");
753 // watchdog thread kills this if it gets stuck
754 client_thread->ping_server();
755 //printf("RenderFarmKeepalive::run 10\n");
774 FarmPackageRenderer::FarmPackageRenderer(RenderFarmClientThread *thread,
778 this->thread = thread;
779 this->socket_fd = socket_fd;
784 FarmPackageRenderer::~FarmPackageRenderer()
789 int FarmPackageRenderer::get_result()
791 thread->lock("FarmPackageRenderer::get_result");
792 thread->send_request_header(RENDERFARM_GET_RESULT,
794 unsigned char data[1];
796 if(thread->read_socket((char*)data, 1) != 1)
805 void FarmPackageRenderer::set_result(int value)
807 thread->lock("FarmPackageRenderer::set_result");
808 thread->send_request_header(RENDERFARM_SET_RESULT,
810 unsigned char data[1];
812 thread->write_socket((char*)data, 1);
816 void FarmPackageRenderer::set_progress(int64_t total_samples)
818 thread->lock("FarmPackageRenderer::set_progress");
819 thread->send_request_header(RENDERFARM_PROGRESS,
821 unsigned char datagram[8];
823 STORE_INT32(total_samples);
826 int64_t fixed = (!EQUIV(frames_per_second, 0.0)) ?
827 (int64_t)(frames_per_second * 65536.0) : 0;
831 thread->write_socket((char*)datagram, 8);
835 int FarmPackageRenderer::set_video_map(int64_t position, int value)
838 unsigned char datagram[8];
839 char return_value[1];
842 thread->lock("FarmPackageRenderer::set_video_map");
843 thread->send_request_header(RENDERFARM_SET_VMAP,
845 STORE_INT32(position);
847 thread->write_socket((char*)datagram, 8);
849 // Get completion since the GUI may be locked for a long time.
850 if(!thread->read_socket(return_value, 1))