mirror of https://github.com/BOINC/boinc.git
125 lines
3.2 KiB
C
125 lines
3.2 KiB
C
// The contents of this file are subject to the Mozilla Public License
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// Version 1.0 (the "License"); you may not use this file except in
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// compliance with the License. You may obtain a copy of the License at
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// http://www.mozilla.org/MPL/
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//
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// Software distributed under the License is distributed on an "AS IS"
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// basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
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// License for the specific language governing rights and limitations
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// under the License.
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//
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// The Original Code is the Berkeley Open Infrastructure for Network Computing.
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//
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// The Initial Developer of the Original Code is the SETI@home project.
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// Portions created by the SETI@home project are Copyright (C) 2002
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// University of California at Berkeley. All Rights Reserved.
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//
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// Contributor(s):
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//
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#include <stdio.h>
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#include <unistd.h>
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#include "db.h"
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#include "parse.h"
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#include "shmem.h"
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#include "server_types.h"
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#include "handle_request.h"
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#ifdef _USING_FCGI_
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#include "/usr/local/include/fcgi_stdio.h"
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#endif
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#define REQ_FILE_PREFIX "/tmp/boinc_req_"
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#define REPLY_FILE_PREFIX "/tmp/boinc_reply_"
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int return_error(char* p) {
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fprintf(stderr, "BOINC server: %s\n", p);
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printf("<error_msg>%s</error_msg>\n", p);
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return 1;
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}
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// the code below is convoluted because,
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// instead of going from stdin to stdout directly,
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// we go via a pair of disk files
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// (this makes it easy to save the input,
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// and to know the length of the output).
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//
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int main() {
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FILE* fin, *fout;
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int i, retval, pid;
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char req_path[256], reply_path[256];
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SCHED_SHMEM* ssp;
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void* p;
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#ifdef _USING_FCGI_
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while(FCGI_Accept >= 0) {
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#endif
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retval = attach_shmem(BOINC_KEY, &p);
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if (retval) {
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printf("can't attach shmem\n");
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exit(1);
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}
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ssp = (SCHED_SHMEM*)p;
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retval = ssp->verify();
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if (retval) {
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printf("shmem has wrong struct sizes - recompile\n");
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exit(1);
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}
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for (i=0; i<10; i++) {
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if (ssp->ready) break;
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fprintf(stderr, "Waiting for ready flag\n");
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sleep(1);
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}
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if (!ssp->ready) {
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fprintf(stderr, "handle_request(): feeder doesn't seem to be running\n");
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exit(1);
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}
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fprintf(stderr, "got ready flag\n");
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pid = getpid();
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sprintf(req_path, "%s%d", REQ_FILE_PREFIX, pid);
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sprintf(reply_path, "%s%d", REPLY_FILE_PREFIX, pid);
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fprintf(stdout, "Content-type: text/plain\n\n");
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fout = fopen(req_path, "w");
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if (!fout) {
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exit(return_error("can't write request file"));
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}
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copy_stream(stdin, fout);
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fclose(fout);
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fin = fopen(req_path, "r");
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if (!fin) {
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exit(return_error("can't read request file"));
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}
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fout = fopen(reply_path, "w");
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if (!fout) {
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exit(return_error("can't write reply file"));
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}
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retval = db_open("boinc");
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if (retval) {
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exit(return_error("can't open database"));
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}
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handle_request(fin, fout, *ssp);
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db_close();
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fclose(fin);
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fclose(fout);
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fin = fopen(reply_path, "r");
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if (!fin) {
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exit(return_error("can't read reply file"));
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}
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copy_stream(fin, stdout);
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fclose(fin);
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unlink(req_path);
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unlink(reply_path);
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#ifdef _USING_FCGI_
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}
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#endif
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}
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