boinc/sched/main.C

173 lines
4.9 KiB
C

// The contents of this file are subject to the BOINC Public License
// Version 1.0 (the "License"); you may not use this file except in
// compliance with the License. You may obtain a copy of the License at
// http://boinc.berkeley.edu/license_1.0.txt
//
// Software distributed under the License is distributed on an "AS IS"
// basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
// License for the specific language governing rights and limitations
// under the License.
//
// The Original Code is the Berkeley Open Infrastructure for Network Computing.
//
// The Initial Developer of the Original Code is the SETI@home project.
// Portions created by the SETI@home project are Copyright (C) 2002
// University of California at Berkeley. All Rights Reserved.
//
// Contributor(s):
//
// The BOINC scheduling server.
//
// command-line options:
#include <iostream>
#include <vector>
#include <string>
using namespace std;
#include <stdio.h>
#include <unistd.h>
#include <assert.h>
#include "boinc_db.h"
#include "parse.h"
#include "shmem.h"
#include "util.h"
#include "config.h"
#include "server_types.h"
#include "handle_request.h"
#include "main.h"
#include "sched_util.h"
#define DEBUG_LEVEL 999
#define STDERR_FILENAME "cgi_out"
#define REQ_FILE_PREFIX "boinc_req_"
#define REPLY_FILE_PREFIX "boinc_reply_"
bool use_files = true; // use disk files for req/reply msgs (for debugging)
DB_PROJECT gproject;
CONFIG config;
int main() {
FILE* fin, *fout;
int i, retval, pid;
char req_path[256], reply_path[256], path[256];
SCHED_SHMEM* ssp;
void* p;
unsigned int counter=0;
char* code_sign_key;
bool found;
if (!freopen(STDERR_FILENAME, "a", stderr)) {
fprintf(stderr, "Can't redirect stderr\n");
exit(1);
}
log_messages.set_debug_level(DEBUG_LEVEL);
retval = config.parse_file();
if (retval) {
log_messages.printf(SchedMessages::CRITICAL, "Can't parse config file\n");
exit(1);
}
sprintf(path, "%s/code_sign_public", config.key_dir);
retval = read_file_malloc(path, code_sign_key);
if (retval) {
log_messages.printf(SchedMessages::CRITICAL, "Can't read code sign key file (%s)\n", path);
exit(1);
}
retval = attach_shmem(config.shmem_key, &p);
if (retval) {
log_messages.printf(SchedMessages::CRITICAL, "Can't attach shmem (feeder not running?)\n");
exit(1);
}
ssp = (SCHED_SHMEM*)p;
retval = ssp->verify();
if (retval) {
log_messages.printf(SchedMessages::CRITICAL, "shmem has wrong struct sizes - recompile\n");
exit(1);
}
for (i=0; i<10; i++) {
if (ssp->ready) break;
log_messages.printf(SchedMessages::DEBUG, "waiting for ready flag\n");
sleep(1);
}
if (!ssp->ready) {
log_messages.printf(SchedMessages::CRITICAL, "feeder doesn't seem to be running\n");
exit(1);
}
retval = boinc_db_open(config.db_name, config.db_passwd);
if (retval) {
log_messages.printf(SchedMessages::CRITICAL, "can't open database\n");
exit(1);
}
found = false;
while (!gproject.enumerate("")) {
found = true;
}
if (!found) {
log_messages.printf(SchedMessages::CRITICAL, "can't find project\n");
exit(1);
}
pid = getpid();
#ifdef _USING_FCGI_
while(FCGI_Accept() >= 0) {
counter++;
#endif
printf("Content-type: text/plain\n\n");
if (use_files) {
// the code below is convoluted because,
// instead of going from stdin to stdout directly,
// we go via a pair of disk files
// (this makes it easy to save the input,
// and to know the length of the output).
//
sprintf(req_path, "%s%d_%u", REQ_FILE_PREFIX, pid, counter);
sprintf(reply_path, "%s%d_%u", REPLY_FILE_PREFIX, pid, counter);
fout = fopen(req_path, "w");
if (!fout) {
log_messages.printf(SchedMessages::CRITICAL, "can't write request file\n");
exit(1);
}
copy_stream(stdin, fout);
fclose(fout);
fin = fopen(req_path, "r");
if (!fin) {
log_messages.printf(SchedMessages::CRITICAL, "can't read request file\n");
exit(1);
}
fout = fopen(reply_path, "w");
if (!fout) {
log_messages.printf(SchedMessages::CRITICAL, "can't write reply file\n");
exit(1);
}
handle_request(fin, fout, *ssp, code_sign_key);
fclose(fin);
fclose(fout);
fin = fopen(reply_path, "r");
if (!fin) {
log_messages.printf(SchedMessages::CRITICAL, "can't read reply file\n");
exit(1);
}
copy_stream(fin, stdout);
fclose(fin);
//unlink(req_path);
//unlink(reply_path);
} else {
handle_request(stdin, stdout, *ssp, code_sign_key);
}
#ifdef _USING_FCGI_
}
#endif
boinc_db_close();
}