1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
|
/* Copyright (C) 2000-2006 Lavtech.com corp. All rights reserved.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "udm_config.h"
#include <stdio.h>
#include <stdlib.h>
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#include <sys/types.h>
#include <string.h>
#include <errno.h>
#ifdef WIN32
#include <io.h>
#endif
#include "udm_common.h"
#include "udm_utils.h"
#include "udm_execget.h"
#include "udm_log.h"
/*
#define DEBUG_EXECGET
*/
int UdmExecGet(UDM_AGENT * Indexer,UDM_DOCUMENT * Doc){
int res;
char * args;
char cmdline[1024];
FILE * f;
UDM_URL *Url=&Doc->CurURL;
Doc->Buf.buf[Doc->Buf.size = 0] = '\0';
if((args = strchr(UDM_NULL2EMPTY(Url->filename), '?'))) {
*args='\0';
args++;
}
sprintf(cmdline, "%s%s", UDM_NULL2EMPTY(Url->path), UDM_NULL2EMPTY(Url->filename));
if(!strcmp(UDM_NULL2EMPTY(Url->schema), "exec")) {
if(args){
sprintf(UDM_STREND(cmdline)," \"%s\"",args);
}
}else
if(!strcmp(UDM_NULL2EMPTY(Url->schema), "cgi")) {
/* Non-parsed-headers CGI return HTTP status itself */
if(strncasecmp(UDM_NULL2EMPTY(Url->filename), "nph-", 4)) {
sprintf(Doc->Buf.buf,"HTTP/1.0 200 OK\r\n");
Doc->Buf.size = strlen(Doc->Buf.buf);
}
UdmSetEnv("QUERY_STRING",args?args:"");
UdmSetEnv("REQUEST_METHOD","GET");
}
#ifdef DEBUG_EXECGET
fprintf(stderr,"cmd='%s'\n",cmdline);
#endif
UdmLog(Indexer,UDM_LOG_DEBUG,"Starting program '%s'",cmdline);
f=popen(cmdline,"r");
/* Remove set variables */
if(!strcmp(UDM_NULL2EMPTY(Url->schema), "cgi")) {
UdmUnsetEnv("REQUEST_METHOD");
UdmUnsetEnv("QUERY_STRING");
}
if(f){
int fd,bytes;
fd=fileno(f);
while((bytes = read(fd, Doc->Buf.buf + Doc->Buf.size, Doc->Buf.maxsize - Doc->Buf.size))){
Doc->Buf.size += bytes;
Doc->Buf.buf[Doc->Buf.size] = '\0';
}
res=pclose(f);
}else{
int status;
printf("error=%s\n",strerror(errno));
switch(errno){
case ENOENT: status=404;break; /* Not found */
case EACCES: status=403;break; /* Forbidden*/
default: status=500;
}
sprintf(Doc->Buf.buf,"HTTP/1.0 %d %s\r\n\r\n",status,strerror(errno));
Doc->Buf.size = strlen(Doc->Buf.buf);
}
#ifdef DEBUG_EXECGET
fprintf(stderr,"buf='%s'\n",Indexer->buf);
#endif
return(Doc->Buf.size);
}
|
