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,
63 char string[BCTEXTLEN];
66 this->deamon_path = deamon_path;
67 SigHandler *signals = new SigHandler;
68 signals->initialize("/tmp/cinelerra_farm%d.dmp");
71 (void)nice(nice_value);
74 MWindow::init_defaults(boot_defaults, config_path);
75 boot_preferences = new Preferences;
76 boot_preferences->load_defaults(boot_defaults);
77 MWindow::init_plugins(0, boot_preferences);
78 BC_Signals::set_catch_segv(boot_preferences->trap_sigsegv);
79 BC_Signals::set_catch_intr(0);
80 if( boot_preferences->trap_sigsegv ) {
81 BC_Trace::enable_locks();
84 BC_Trace::disable_locks();
87 strcpy(string, boot_preferences->plugin_dir);
88 strcat(string, "/" FONT_SEARCHPATH);
89 BC_Resources::init_fontconfig(string);
95 RenderFarmClient::~RenderFarmClient()
98 delete boot_preferences;
102 void RenderFarmClient::main_loop()
105 BC_WindowBase::get_resources()->vframe_shm = 1;
108 // Open listening port
112 struct sockaddr_in addr;
114 addr.sin_family = AF_INET;
115 addr.sin_port = htons((unsigned short)port);
116 addr.sin_addr.s_addr = htonl(INADDR_ANY);
118 if((socket_fd = socket(PF_INET, SOCK_STREAM, 0)) < 0)
120 perror(_("RenderFarmClient::main_loop: socket"));
125 (struct sockaddr*)&addr,
129 _("RenderFarmClient::main_loop: bind port %d: %s"),
137 struct sockaddr_un addr;
138 addr.sun_family = AF_FILE;
139 strcpy(addr.sun_path, deamon_path);
140 int size = (offsetof(struct sockaddr_un, sun_path) +
141 strlen(deamon_path) + 1);
143 if((socket_fd = socket(PF_UNIX, SOCK_STREAM, 0)) < 0)
145 perror(_("RenderFarmClient::main_loop: socket"));
150 (struct sockaddr*)&addr,
154 _("RenderFarmClient::main_loop: bind path %s: %s\n"),
161 // Wait for connections
162 printf("RenderFarmClient::main_loop: client started\n");
165 if(listen(socket_fd, 256) < 0) {
166 perror(_("RenderFarmClient::main_loop: listen"));
174 struct sockaddr_in clientname;
175 socklen_t size = sizeof(clientname);
176 if( (new_socket_fd = accept(socket_fd,
177 (struct sockaddr*)&clientname, &size) ) < 0 ) {
178 perror(_("RenderFarmClient::main_loop: accept"));
181 printf("RenderFarmClient::main_loop: Session started from %s\n", inet_ntoa(clientname.sin_addr));
182 RenderFarmClientThread *thread =
183 new RenderFarmClientThread(this);
184 thread->main_loop(new_socket_fd);
188 struct sockaddr_un clientname;
189 socklen_t size = sizeof(clientname);
190 if( (new_socket_fd = accept(socket_fd,
191 (struct sockaddr*)&clientname, &size)) < 0 ) {
192 perror(_("RenderFarmClient::main_loop: accept"));
195 printf("RenderFarmClient::main_loop: Session started from %s\n", clientname.sun_path);
196 RenderFarmClientThread *thread =
197 new RenderFarmClientThread(this);
198 thread->main_loop(new_socket_fd);
203 void RenderFarmClient::kill_client()
205 printf("RenderFarmClient::kill_client 1\n");
208 printf("RenderFarmClient::kill_client 2\n");
210 kill(this_pid, SIGKILL);
215 // The thread requests jobs from the server until the job table is empty
216 // or the server reports an error. This thread must poll the server
217 // after every frame for the error status.
218 // Detaches when finished.
219 RenderFarmClientThread::RenderFarmClientThread(RenderFarmClient *client)
222 this->client = client;
224 frames_per_second = 0;
225 Thread::set_synchronous(0);
227 mutex_lock = new Mutex("RenderFarmClientThread::mutex_lock");
232 RenderFarmClientThread::~RenderFarmClientThread()
234 // if(fs_client) delete fs_client;
241 int RenderFarmClientThread::send_request_header(int request,
244 unsigned char datagram[5];
245 datagram[0] = request;
249 // printf("RenderFarmClientThread::send_request_header %d %02x%02x%02x%02x%02x\n",
250 // request, datagram[0], datagram[1], datagram[2], datagram[3], datagram[4]);
252 return (write_socket((char*)datagram, 5) != 5);
255 int RenderFarmClientThread::write_socket(char *data, int len)
257 //printf("RenderFarmClientThread::write_socket 1\n");
258 int result = write(socket_fd, data, len);
259 //printf("RenderFarmClientThread::write_socket 10\n");
263 int RenderFarmClientThread::read_socket(char *data, int len)
267 //printf("RenderFarmClientThread::read_socket 1\n");
268 watchdog->begin_request();
269 while(len > 0 && bytes_read >= 0)
271 bytes_read = read(socket_fd, data + offset, len);
275 offset += bytes_read;
283 watchdog->end_request();
284 //printf("RenderFarmClientThread::read_socket 10\n");
289 int RenderFarmClientThread::write_int64(int64_t value)
291 unsigned char data[sizeof(int64_t)];
292 data[0] = (value >> 56) & 0xff;
293 data[1] = (value >> 48) & 0xff;
294 data[2] = (value >> 40) & 0xff;
295 data[3] = (value >> 32) & 0xff;
296 data[4] = (value >> 24) & 0xff;
297 data[5] = (value >> 16) & 0xff;
298 data[6] = (value >> 8) & 0xff;
299 data[7] = value & 0xff;
300 return (write_socket((char*)data, sizeof(int64_t)) != sizeof(int64_t));
303 int64_t RenderFarmClientThread::read_int64(int *error)
306 if(!error) error = &temp;
308 unsigned char data[sizeof(int64_t)];
309 *error = (read_socket((char*)data, sizeof(int64_t)) != sizeof(int64_t));
311 // Make it return 1 if error so it can be used to read a result code from the
316 result = (((int64_t)data[0]) << 56) |
317 (((uint64_t)data[1]) << 48) |
318 (((uint64_t)data[2]) << 40) |
319 (((uint64_t)data[3]) << 32) |
320 (((uint64_t)data[4]) << 24) |
321 (((uint64_t)data[5]) << 16) |
322 (((uint64_t)data[6]) << 8) |
328 void RenderFarmClientThread::read_string(char* &string)
330 unsigned char header[4];
331 if(read_socket((char*)header, 4) != 4)
337 int64_t len = (((u_int32_t)header[0]) << 24) |
338 (((u_int32_t)header[1]) << 16) |
339 (((u_int32_t)header[2]) << 8) |
340 ((u_int32_t)header[3]);
344 string = new char[len];
345 if(read_socket(string, len) != len)
356 void RenderFarmClientThread::abort()
358 send_completion(socket_fd);
363 void RenderFarmClientThread::lock(const char *location)
365 mutex_lock->lock(location);
368 void RenderFarmClientThread::unlock()
370 mutex_lock->unlock();
373 void RenderFarmClientThread::get_command(int socket_fd, int *command)
376 *command = read_int64(&error);
385 void RenderFarmClientThread::read_preferences(int socket_fd,
386 Preferences *preferences)
388 lock("RenderFarmClientThread::read_preferences");
389 send_request_header(RENDERFARM_PREFERENCES,
396 defaults.load_string((char*)string);
397 preferences->load_defaults(&defaults);
405 void RenderFarmClientThread::read_asset(int socket_fd, Asset *asset)
407 lock("RenderFarmClientThread::read_asset");
408 send_request_header(RENDERFARM_ASSET,
413 read_string(string1);
414 read_string(string2);
419 file.read_from_string((char*)string2);
425 defaults.load_string((char*)string1);
426 asset->load_defaults(&defaults,
434 //printf("RenderFarmClientThread::read_asset %d\n", __LINE__);
442 void RenderFarmClientThread::read_edl(int socket_fd,
443 EDL *edl, Preferences *preferences)
445 lock("RenderFarmClientThread::read_edl");
446 send_request_header(RENDERFARM_EDL, 0);
452 file.read_from_string((char*)string);
455 edl->load_xml(&file, LOAD_ALL);
459 int RenderFarmClientThread::read_package(int socket_fd, RenderPackage *package)
461 lock("RenderFarmClientThread::read_package");
462 send_request_header(RENDERFARM_PACKAGE,
465 unsigned char datagram[5];
469 // Fails if -ieee isn't set.
470 int64_t fixed = !EQUIV(frames_per_second, 0.0) ?
471 (int64_t)(frames_per_second * 65536.0) : 0;
473 write_socket((char*)datagram, 4);
476 //printf("RenderFarmClientThread::read_package 1 %f %ld\n", frames_per_second, fixed);
478 unsigned char *data_ptr;
480 //printf("RenderFarmClientThread::read_package 2 %p\n", data);
481 // Signifies end of session.
484 // printf(_("RenderFarmClientThread::read_package no output path recieved.\n"));
489 //printf("RenderFarmClientThread::read_package 2\n");
492 data_ptr = (unsigned char*)data;
493 strcpy(package->path, data);
494 data_ptr += strlen(package->path);
496 package->audio_start = READ_INT32(data_ptr);
498 package->audio_end = READ_INT32(data_ptr);
500 package->video_start = READ_INT32(data_ptr);
502 package->video_end = READ_INT32(data_ptr);
504 package->use_brender = READ_INT32(data_ptr);
506 package->audio_do = READ_INT32(data_ptr);
508 package->video_do = READ_INT32(data_ptr);
516 int RenderFarmClientThread::send_completion(int socket_fd)
518 lock("RenderFarmClientThread::send_completion");
519 int result = send_request_header(RENDERFARM_DONE, 0);
525 void RenderFarmClientThread::ping_server()
527 lock("RenderFarmClientThread::ping_server");
528 send_request_header(RENDERFARM_KEEPALIVE, 0);
534 void RenderFarmClientThread::main_loop(int socket_fd)
536 this->socket_fd = socket_fd;
541 void RenderFarmClientThread::run()
543 // Create new memory space
548 waitpid(pid, &return_value, 0);
552 // Get the pid of the fork if inside the fork
554 BC_Signals::set_trap_hook(trap_hook, this);
557 int socket_fd = this->socket_fd;
559 init_client_keepalive();
561 // Get command to run
563 lock("RenderFarmClientThread::run");
564 get_command(socket_fd, &command);
567 //printf("RenderFarmClientThread::run command=%d\n", command);
571 case RENDERFARM_TUNER:
574 case RENDERFARM_PACKAGES:
575 do_packages(socket_fd);
583 void RenderFarmClientThread::init_client_keepalive()
585 keep_alive = new RenderFarmKeepalive(this);
587 watchdog = new RenderFarmWatchdog(0, this);
593 void RenderFarmClientThread::do_tuner(int socket_fd)
595 // Currently only 1 tuner driver. Maybe more someday.
596 DVBTune server(this);
602 void RenderFarmClientThread::do_packages(int socket_fd)
604 RenderPackage *package;
605 Asset *default_asset;
606 Preferences *preferences;
610 FarmPackageRenderer package_renderer(this, socket_fd);
615 //printf("RenderFarmClientThread::run 2\n");
617 preferences = new Preferences;
618 default_asset = new Asset;
619 package = new RenderPackage;
621 edl->create_objects();
623 //printf("RenderFarmClientThread::run 3\n");
624 read_preferences(socket_fd, preferences);
625 //printf("RenderFarmClientThread::run 4\n");
626 read_asset(socket_fd, default_asset);
627 //printf("RenderFarmClientThread::run 5\n");
628 read_edl(socket_fd, edl, preferences);
630 //printf("RenderFarmClientThread::run 6\n");
632 package_renderer.initialize(0, edl, preferences, default_asset);
637 //printf("RenderFarmClientThread::run 5\n");
638 result = read_package(socket_fd, package);
639 //printf("RenderFarmClientThread::run 6 %d\n", result);
645 //printf("RenderFarmClientThread::run 7\n");
647 result = send_completion(socket_fd);
655 if(package_renderer.render_package(package))
657 //printf("RenderFarmClientThread::run 8\n");
658 result = send_completion(socket_fd);
663 frames_per_second = package_renderer.frames_per_second;
664 // frames_per_second = (double)(package->video_end - package->video_start) /
665 // ((double)timer.get_difference() / 1000);
667 //printf("RenderFarmClientThread::run 9\n");
674 //printf("RenderFarmClientThread::run 9\n");
675 default_asset->Garbage::remove_user();
676 //printf("RenderFarmClientThread::run 10\n");
677 edl->Garbage::remove_user();
679 //printf("RenderFarmClientThread::run 11\n");
681 printf(_("RenderFarmClientThread::run: Session finished.\n"));
684 void RenderFarmClientThread::trap_hook(FILE *fp, void *vp)
686 RenderFarmClientThread *thread = (RenderFarmClientThread*)vp;
687 fprintf(fp, "\nEDL:\n");
688 if( thread->edl ) thread->edl->dump(fp);
693 RenderFarmKeepalive::RenderFarmKeepalive(
694 RenderFarmClientThread *client_thread)
697 this->client_thread = client_thread;
701 RenderFarmKeepalive::~RenderFarmKeepalive()
708 void RenderFarmKeepalive::run()
717 //printf("RenderFarmKeepalive::run 1\n");
718 // watchdog thread kills this if it gets stuck
719 client_thread->ping_server();
720 //printf("RenderFarmKeepalive::run 10\n");
726 FarmPackageRenderer::FarmPackageRenderer(RenderFarmClientThread *thread,
730 this->thread = thread;
731 this->socket_fd = socket_fd;
735 FarmPackageRenderer::~FarmPackageRenderer()
740 int FarmPackageRenderer::get_result()
742 thread->lock("FarmPackageRenderer::get_result");
743 thread->send_request_header(RENDERFARM_GET_RESULT,
745 unsigned char data[1];
747 if(thread->read_socket((char*)data, 1) != 1)
756 void FarmPackageRenderer::set_result(int value)
758 thread->lock("FarmPackageRenderer::set_result");
759 thread->send_request_header(RENDERFARM_SET_RESULT,
761 unsigned char data[1];
763 thread->write_socket((char*)data, 1);
767 void FarmPackageRenderer::set_progress(int64_t total_samples)
769 thread->lock("FarmPackageRenderer::set_progress");
770 thread->send_request_header(RENDERFARM_PROGRESS,
772 unsigned char datagram[8];
774 STORE_INT32(total_samples);
777 int64_t fixed = (!EQUIV(frames_per_second, 0.0)) ?
778 (int64_t)(frames_per_second * 65536.0) : 0;
782 thread->write_socket((char*)datagram, 8);
786 int FarmPackageRenderer::set_video_map(int64_t position, int value)
789 unsigned char datagram[8];
790 char return_value[1];
793 thread->lock("FarmPackageRenderer::set_video_map");
794 thread->send_request_header(RENDERFARM_SET_VMAP,
796 STORE_INT32(position);
798 thread->write_socket((char*)datagram, 8);
800 // Get completion since the GUI may be locked for a long time.
801 if(!thread->read_socket(return_value, 1))