[1] | 1 | /** |
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| 2 | * Author : Gérald FENOY |
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| 3 | * |
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[69] | 4 | * Copyright 2008-2011 GeoLabs SARL. All rights reserved. |
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[1] | 5 | * |
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| 6 | * Permission is hereby granted, free of charge, to any person obtaining a copy |
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| 7 | * of this software and associated documentation files (the "Software"), to deal |
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| 8 | * in the Software without restriction, including without limitation the rights |
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| 9 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
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| 10 | * copies of the Software, and to permit persons to whom the Software is |
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| 11 | * furnished to do so, subject to the following conditions: |
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| 12 | * |
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| 13 | * The above copyright notice and this permission notice shall be included in |
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| 14 | * all copies or substantial portions of the Software. |
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| 15 | * |
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| 16 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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| 17 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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| 18 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
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| 19 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
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| 20 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
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| 21 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN |
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| 22 | * THE SOFTWARE. |
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| 23 | */ |
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| 24 | |
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[9] | 25 | #define MALLOC_CHECK_ 0 |
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| 26 | #define MALLOC_CHECK 0 |
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| 27 | |
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[1] | 28 | /** |
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| 29 | * Specific includes |
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| 30 | */ |
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[364] | 31 | #ifndef WIN32 |
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[549] | 32 | /* |
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[1] | 33 | #include "fcgio.h" |
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[512] | 34 | #include "fcgi_config.h" |
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[1] | 35 | #include "fcgi_stdio.h" |
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[549] | 36 | */ |
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| 37 | #include <unistd.h> |
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| 38 | #include <fcgiapp.h> |
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[364] | 39 | #endif |
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[549] | 40 | #include <sys/wait.h> |
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| 41 | #include <pthread.h> |
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[1] | 42 | #include <sys/types.h> |
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| 43 | #include <unistd.h> |
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[9] | 44 | #include "service_internal.h" |
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[364] | 45 | #ifdef WIN32 |
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| 46 | #include "windows.h" |
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| 47 | #define strtok_r strtok_s |
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| 48 | #endif |
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[9] | 49 | |
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[512] | 50 | extern "C" |
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| 51 | { |
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[1] | 52 | #include "cgic.h" |
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| 53 | #include <libxml/tree.h> |
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| 54 | #include <libxml/xmlmemory.h> |
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| 55 | #include <libxml/parser.h> |
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| 56 | #include <libxml/xpath.h> |
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| 57 | #include <libxml/xpathInternals.h> |
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[512] | 58 | |
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| 59 | #include <string.h> |
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| 60 | #include <stdio.h> |
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| 61 | #include <stdlib.h> |
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| 62 | #include <glib.h> |
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| 63 | #include <sys/stat.h> |
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[1] | 64 | } |
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| 65 | |
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[549] | 66 | #include "service_zcfg.h" |
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| 67 | //#include "service_internal.h" |
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[280] | 68 | |
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[512] | 69 | xmlXPathObjectPtr extractFromDoc (xmlDocPtr, const char *); |
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[549] | 70 | int runRequest (map **,struct cgi_env **,FCGX_Request *); |
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[9] | 71 | |
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| 72 | using namespace std; |
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| 73 | |
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[364] | 74 | #ifndef TRUE |
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[9] | 75 | #define TRUE 1 |
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[364] | 76 | #endif |
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| 77 | #ifndef FALSE |
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[1] | 78 | #define FALSE -1 |
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[364] | 79 | #endif |
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[1] | 80 | |
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[512] | 81 | |
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[549] | 82 | static void PrintEnv(FCGX_Stream *out, char *label, char **envp) |
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[512] | 83 | { |
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[549] | 84 | FCGX_FPrintF(out, "%s:<br>\n<pre>\n", label); |
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| 85 | for( ; *envp != NULL; envp++) { |
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| 86 | FCGX_FPrintF(out, "%s\n", *envp); |
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| 87 | } |
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| 88 | FCGX_FPrintF(out, "</pre><p>\n"); |
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| 89 | } |
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[512] | 90 | |
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[549] | 91 | #define PATH_SOCKET "/tmp/zoo.sock" |
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| 92 | #define THREAD_COUNT 50 |
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| 93 | static int counts[THREAD_COUNT]; |
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[512] | 94 | |
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| 95 | |
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[549] | 96 | int process(FCGX_Request *request){ |
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[1] | 97 | |
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[549] | 98 | int pid = getpid(); |
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| 99 | struct cgi_env *cgi; |
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| 100 | //PrintEnv(request.err, "Request environment", request.envp); |
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| 101 | cgi = (struct cgi_env*)malloc(sizeof(struct cgi_env)); |
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| 102 | cgiMain_init (NULL, NULL,&cgi,request); |
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[512] | 103 | char *strQuery = NULL; |
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[549] | 104 | if (cgi->cgiQueryString != NULL) |
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| 105 | strQuery = zStrdup (cgi->cgiQueryString); |
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[512] | 106 | map *tmpMap = NULL; |
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| 107 | |
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[549] | 108 | if (strncmp (cgi->cgiContentType, "text/xml", 8) == 0 || |
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| 109 | strncasecmp (cgi->cgiRequestMethod, "post", 4) == 0) |
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[512] | 110 | { |
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[549] | 111 | if (cgi->cgiContentLength == 0) |
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[512] | 112 | { |
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[549] | 113 | char *post_data = NULL; |
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| 114 | int i = 0; |
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| 115 | int ch = FCGX_GetChar(request->in); |
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| 116 | while (ch != -1){ |
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[512] | 117 | { |
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[549] | 118 | i++; |
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| 119 | if (post_data == NULL) |
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[512] | 120 | { |
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[549] | 121 | post_data=(char*)malloc(sizeof(char)); |
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| 122 | post_data[i-1] = (char) ch; |
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[512] | 123 | } |
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| 124 | else |
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| 125 | { |
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[549] | 126 | post_data=(char*)realloc(post_data,i*sizeof(char)); |
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| 127 | post_data[i-1] = (char) ch; |
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[512] | 128 | } |
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[549] | 129 | ch = FCGX_GetChar(request->in); |
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| 130 | if (ch == -1 ){ |
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| 131 | post_data=(char*)realloc(post_data,(i + 1)*sizeof(char)); |
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| 132 | post_data[i] = '\0'; |
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| 133 | } |
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[512] | 134 | } |
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[549] | 135 | cgi->cgiContentLength = i; |
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| 136 | if (post_data == NULL && (strQuery == NULL || strlen (strQuery) == 0)) |
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[512] | 137 | { |
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| 138 | return errorException (NULL, |
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| 139 | "ZOO-Kernel failed to process your request cause the request was emtpty.", |
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[549] | 140 | "InternalError", NULL,request->out); |
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[512] | 141 | } |
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| 142 | else |
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| 143 | { |
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| 144 | if (strQuery == NULL || strlen (strQuery) == 0) |
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[549] | 145 | tmpMap = createMap ("request", post_data); |
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[512] | 146 | } |
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[549] | 147 | if (post_data != NULL) |
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| 148 | free (post_data); |
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| 149 | } |
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[512] | 150 | } |
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| 151 | else |
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| 152 | { |
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[549] | 153 | char *post_data = new char[cgi->cgiContentLength + 1]; |
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| 154 | int r = FCGX_GetStr(post_data,cgi->cgiContentLength,request->in); |
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| 155 | if ( r > 0) |
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[512] | 156 | { |
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[549] | 157 | post_data[r] = '\0'; |
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| 158 | cgi->cgiContentLength = r; |
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| 159 | tmpMap = createMap ("request", post_data); |
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[512] | 160 | } |
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| 161 | else |
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| 162 | { |
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[549] | 163 | post_data[0] = '\0'; |
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[512] | 164 | char **array, **arrayStep; |
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[549] | 165 | if (cgiFormEntries (&array,&cgi) != cgiFormSuccess) |
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[512] | 166 | { |
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| 167 | return 1; |
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| 168 | } |
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| 169 | arrayStep = array; |
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| 170 | while (*arrayStep) |
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| 171 | { |
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[549] | 172 | char *ivalue = new char[cgi->cgiContentLength]; |
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[512] | 173 | cgiFormStringNoNewlines (*arrayStep, ivalue, |
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[549] | 174 | cgi->cgiContentLength,&cgi); |
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[512] | 175 | char *tmpValueFinal = |
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| 176 | (char *) |
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| 177 | malloc ((strlen (*arrayStep) + strlen (ivalue) + |
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| 178 | 1) * sizeof (char)); |
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| 179 | sprintf (tmpValueFinal, "%s=%s", *arrayStep, ivalue); |
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[549] | 180 | if (strlen (post_data) == 0) |
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[512] | 181 | { |
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[549] | 182 | sprintf (post_data, "%s", tmpValueFinal); |
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[512] | 183 | } |
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| 184 | else |
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| 185 | { |
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[549] | 186 | char *tmp = zStrdup (post_data); |
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| 187 | sprintf (post_data, "%s&%s", tmp, tmpValueFinal); |
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[512] | 188 | free (tmp); |
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| 189 | } |
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| 190 | free (tmpValueFinal); |
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[99] | 191 | #ifdef DEBUG |
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[512] | 192 | fprintf (stderr, "(( \n %s \n %s \n ))", *arrayStep, |
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| 193 | ivalue); |
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[99] | 194 | #endif |
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[512] | 195 | delete[]ivalue; |
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| 196 | arrayStep++; |
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| 197 | } |
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| 198 | if (tmpMap != NULL) |
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[549] | 199 | addToMap (tmpMap, "request", post_data); |
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[512] | 200 | else |
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[549] | 201 | tmpMap = createMap ("request", post_data); |
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[512] | 202 | } |
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[549] | 203 | delete[]post_data; |
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[512] | 204 | } |
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| 205 | } |
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| 206 | else |
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| 207 | { |
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[364] | 208 | #ifdef DEBUG |
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[512] | 209 | dumpMap (tmpMap); |
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[364] | 210 | #endif |
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[549] | 211 | |
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| 212 | char **array, **arrayStep; |
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| 213 | if (cgiFormEntries (&array,&cgi) != cgiFormSuccess) |
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[512] | 214 | { |
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| 215 | return 1; |
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| 216 | } |
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| 217 | arrayStep = array; |
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| 218 | while (*arrayStep) |
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| 219 | { |
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[549] | 220 | char *value = new char[cgi->cgiContentLength]; |
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| 221 | cgiFormStringNoNewlines (*arrayStep, value, cgi->cgiContentLength,&cgi); |
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[1] | 222 | #ifdef DEBUG |
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[512] | 223 | fprintf (stderr, "(( \n %s \n %s \n ))", *arrayStep, value); |
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[1] | 224 | #endif |
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[512] | 225 | if (tmpMap != NULL) |
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| 226 | addToMap (tmpMap, *arrayStep, value); |
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| 227 | else |
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| 228 | tmpMap = createMap (*arrayStep, value); |
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| 229 | arrayStep++; |
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| 230 | delete[]value; |
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| 231 | } |
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| 232 | cgiStringArrayFree (array); |
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| 233 | } |
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[1] | 234 | |
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[458] | 235 | #ifdef WIN32 |
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[512] | 236 | map *tmpReq = getMap (tmpMap, "rfile"); |
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| 237 | if (tmpReq != NULL) |
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| 238 | { |
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| 239 | FILE *lf = fopen (tmpReq->value, "r"); |
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| 240 | fseek (lf, 0, SEEK_END); |
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| 241 | long flen = ftell (lf); |
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| 242 | fseek (lf, 0, SEEK_SET); |
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| 243 | char *buffer = (char *) malloc ((flen + 1) * sizeof (char)); |
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| 244 | fread (buffer, flen, 1, lf); |
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| 245 | fclose (lf); |
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| 246 | addToMap (tmpMap, "request", buffer); |
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| 247 | free (buffer); |
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| 248 | cgiContentLength = flen + 9; |
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| 249 | } |
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[458] | 250 | #endif |
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[1] | 251 | /** |
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| 252 | * In case that the POST method was used, then check if params came in XML |
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[9] | 253 | * format else try to use the attribute "request" which should be the only |
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| 254 | * one. |
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[1] | 255 | */ |
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[549] | 256 | if (strncasecmp (cgi->cgiRequestMethod, "post", 4) == 0 || |
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[512] | 257 | (count (tmpMap) == 1 && strncmp (tmpMap->value, "<", 1) == 0) |
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[458] | 258 | #ifdef WIN32 |
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[512] | 259 | || tmpReq != NULL |
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[458] | 260 | #endif |
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[512] | 261 | ) |
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| 262 | { |
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[1] | 263 | /** |
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| 264 | * Store the original XML request in xrequest map |
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| 265 | */ |
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[512] | 266 | map *t1 = getMap (tmpMap, "request"); |
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| 267 | if (t1 != NULL && strncasecmp (t1->value, "<", 1) == 0) |
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| 268 | { |
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| 269 | addToMap (tmpMap, "xrequest", t1->value); |
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| 270 | xmlInitParser (); |
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[549] | 271 | xmlDocPtr doc = xmlParseMemory (t1->value, cgi->cgiContentLength); |
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[512] | 272 | { |
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| 273 | xmlXPathObjectPtr reqptr = extractFromDoc (doc, |
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| 274 | "/*[local-name()='Envelope']/*[local-name()='Body']/*"); |
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| 275 | if (reqptr != NULL) |
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| 276 | { |
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| 277 | xmlNodeSet *req = reqptr->nodesetval; |
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| 278 | if (req != NULL && req->nodeNr == 1) |
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| 279 | { |
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| 280 | addToMap (tmpMap, "soap", "true"); |
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| 281 | for (int k = 0; k < req->nodeNr; k++) |
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| 282 | { |
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| 283 | //xmlNsPtr ns=xmlNewNs(req->nodeTab[k],BAD_CAST "http://www.w3.org/2001/XMLSchema-instance",BAD_CAST "xsi"); |
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| 284 | xmlDocSetRootElement (doc, req->nodeTab[k]); |
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| 285 | xmlChar *xmlbuff; |
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| 286 | int buffersize; |
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| 287 | xmlDocDumpFormatMemoryEnc (doc, &xmlbuff, |
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| 288 | &buffersize, "utf-8", |
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| 289 | 1); |
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| 290 | addToMap (tmpMap, "xrequest", (char *) xmlbuff); |
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| 291 | xmlFree (xmlbuff); |
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| 292 | } |
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| 293 | } |
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| 294 | xmlXPathFreeObject (reqptr); |
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| 295 | } |
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| 296 | } |
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[280] | 297 | |
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[512] | 298 | xmlNodePtr cur = xmlDocGetRootElement (doc); |
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| 299 | char *tval; |
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| 300 | tval = NULL; |
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| 301 | tval = (char *) xmlGetProp (cur, BAD_CAST "service"); |
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| 302 | if (tval != NULL) |
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| 303 | { |
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| 304 | addToMap (tmpMap, "service", tval); |
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| 305 | xmlFree (tval); |
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| 306 | } |
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| 307 | tval = NULL; |
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| 308 | tval = (char *) xmlGetProp (cur, BAD_CAST "language"); |
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| 309 | if (tval != NULL) |
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| 310 | { |
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| 311 | addToMap (tmpMap, "language", tval); |
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| 312 | xmlFree (tval); |
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| 313 | } |
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| 314 | const char *requests[3] = |
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| 315 | { "GetCapabilities", "DescribeProcess", "Execute" }; |
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| 316 | for (int j = 0; j < 3; j++) |
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| 317 | { |
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| 318 | char tt[128]; |
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| 319 | sprintf (tt, "/*[local-name()='%s']", requests[j]); |
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| 320 | xmlXPathObjectPtr reqptr = extractFromDoc (doc, tt); |
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| 321 | if (reqptr != NULL) |
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| 322 | { |
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| 323 | xmlNodeSet *req = reqptr->nodesetval; |
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[1] | 324 | #ifdef DEBUG |
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[512] | 325 | fprintf (stderr, "%i", req->nodeNr); |
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[1] | 326 | #endif |
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[512] | 327 | if (req != NULL && req->nodeNr == 1) |
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| 328 | { |
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| 329 | if (t1->value != NULL) |
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| 330 | free (t1->value); |
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| 331 | t1->value = zStrdup (requests[j]); |
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| 332 | j = 2; |
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| 333 | } |
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| 334 | xmlXPathFreeObject (reqptr); |
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| 335 | } |
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| 336 | } |
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| 337 | if (strncasecmp (t1->value, "GetCapabilities", 15) == 0) |
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| 338 | { |
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| 339 | xmlXPathObjectPtr versptr = |
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| 340 | extractFromDoc (doc, "/*/*/*[local-name()='Version']"); |
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| 341 | xmlNodeSet *vers = versptr->nodesetval; |
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| 342 | xmlChar *content = xmlNodeListGetString (doc, |
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| 343 | vers-> |
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| 344 | nodeTab |
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| 345 | [0]->xmlChildrenNode, |
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| 346 | 1); |
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| 347 | addToMap (tmpMap, "version", (char *) content); |
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| 348 | xmlXPathFreeObject (versptr); |
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| 349 | xmlFree (content); |
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| 350 | } |
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| 351 | else |
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| 352 | { |
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| 353 | tval = NULL; |
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| 354 | tval = (char *) xmlGetProp (cur, BAD_CAST "version"); |
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| 355 | if (tval != NULL) |
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| 356 | { |
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| 357 | addToMap (tmpMap, "version", tval); |
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| 358 | xmlFree (tval); |
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| 359 | } |
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| 360 | tval = (char *) xmlGetProp (cur, BAD_CAST "language"); |
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| 361 | if (tval != NULL) |
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| 362 | { |
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| 363 | addToMap (tmpMap, "language", tval); |
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| 364 | xmlFree (tval); |
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| 365 | } |
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| 366 | xmlXPathObjectPtr idptr = |
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| 367 | extractFromDoc (doc, "/*/*[local-name()='Identifier']"); |
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| 368 | if (idptr != NULL) |
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| 369 | { |
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| 370 | xmlNodeSet *id = idptr->nodesetval; |
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| 371 | if (id != NULL) |
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| 372 | { |
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| 373 | char *identifiers = NULL; |
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| 374 | identifiers = |
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[549] | 375 | (char *) calloc (cgi->cgiContentLength, sizeof (char)); |
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[512] | 376 | identifiers[0] = 0; |
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| 377 | for (int k = 0; k < id->nodeNr; k++) |
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| 378 | { |
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| 379 | xmlChar *content = xmlNodeListGetString (doc, |
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| 380 | id->nodeTab |
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| 381 | [k]-> |
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| 382 | xmlChildrenNode, |
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| 383 | 1); |
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| 384 | if (strlen (identifiers) > 0) |
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| 385 | { |
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| 386 | char *tmp = zStrdup (identifiers); |
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| 387 | snprintf (identifiers, |
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| 388 | strlen (tmp) + |
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| 389 | xmlStrlen (content) + 2, "%s,%s", |
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| 390 | tmp, content); |
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| 391 | free (tmp); |
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| 392 | } |
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| 393 | else |
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| 394 | { |
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| 395 | snprintf (identifiers, |
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| 396 | xmlStrlen (content) + 1, "%s", |
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| 397 | content); |
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| 398 | } |
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| 399 | xmlFree (content); |
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| 400 | } |
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| 401 | xmlXPathFreeObject (idptr); |
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| 402 | addToMap (tmpMap, "Identifier", identifiers); |
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| 403 | free (identifiers); |
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| 404 | } |
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| 405 | } |
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| 406 | } |
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| 407 | xmlFreeDoc (doc); |
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| 408 | xmlCleanupParser (); |
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| 409 | } |
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| 410 | else |
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| 411 | { |
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| 412 | freeMap (&tmpMap); |
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| 413 | free (tmpMap); |
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| 414 | tmpMap = createMap ("not_valid", "true"); |
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| 415 | } |
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[329] | 416 | |
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[512] | 417 | char *token, *saveptr; |
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[549] | 418 | token = strtok_r (cgi->cgiQueryString, "&", &saveptr); |
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[512] | 419 | while (token != NULL) |
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| 420 | { |
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| 421 | char *token1, *saveptr1; |
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| 422 | char *name = NULL; |
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| 423 | char *value = NULL; |
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| 424 | token1 = strtok_r (token, "=", &saveptr1); |
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| 425 | while (token1 != NULL) |
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| 426 | { |
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| 427 | if (name == NULL) |
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| 428 | name = zStrdup (token1); |
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| 429 | else |
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| 430 | value = zStrdup (token1); |
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| 431 | token1 = strtok_r (NULL, "=", &saveptr1); |
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| 432 | } |
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| 433 | addToMap (tmpMap, name, value); |
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| 434 | free (name); |
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| 435 | free (value); |
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| 436 | name = NULL; |
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| 437 | value = NULL; |
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| 438 | token = strtok_r (NULL, "&", &saveptr); |
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| 439 | } |
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[1] | 440 | |
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[512] | 441 | } |
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[331] | 442 | |
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[549] | 443 | if (strncasecmp (cgi->cgiContentType, "multipart/form-data", 19) == 0) |
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[512] | 444 | { |
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| 445 | map *tmp = getMap (tmpMap, "dataInputs"); |
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| 446 | if (tmp != NULL) |
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| 447 | { |
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| 448 | addToMap (tmpMap, "dataInputs", |
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| 449 | strstr (strQuery, "dataInputs=") + 11); |
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| 450 | } |
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| 451 | } |
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[9] | 452 | |
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[512] | 453 | if (strQuery != NULL) |
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| 454 | free (strQuery); |
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[490] | 455 | |
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[549] | 456 | runRequest (&tmpMap,&cgi,request); |
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[512] | 457 | |
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[9] | 458 | /** |
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| 459 | * Required but can't be made after executing a process using POST requests. |
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| 460 | */ |
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[512] | 461 | if ( /*strncasecmp(cgiRequestMethod,"post",4)!=0 && count(tmpMap)!=1 && */ tmpMap != NULL) |
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| 462 | { |
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| 463 | freeMap (&tmpMap); |
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| 464 | free (tmpMap); |
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| 465 | } |
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[549] | 466 | // a verifier fait planter |
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| 467 | cgiFreeResources (&cgi); |
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| 468 | |
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| 469 | FCGX_Finish_r(request); |
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| 470 | return 0; |
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| 471 | } |
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| 472 | |
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| 473 | |
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| 474 | |
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| 475 | int |
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| 476 | main (int argc, char *argv[]) |
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| 477 | { |
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| 478 | maps *main_config; |
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| 479 | int max_requests, start_servers; |
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| 480 | start_servers = 10; |
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| 481 | max_requests= 100; |
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| 482 | main_config = (maps *) malloc (MAP_SIZE); |
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| 483 | conf_read ("main.cfg", main_config); |
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| 484 | char ntmp[1024]; |
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| 485 | #ifndef WIN32 |
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| 486 | getcwd (ntmp, 1024); |
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| 487 | #else |
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| 488 | _getcwd (ntmp, 1024); |
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| 489 | #endif |
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| 490 | char *rootDir = "/var/www/zoo-wps/cgi-bin"; |
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| 491 | int fork_status = fork(); |
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| 492 | if (fork_status == 0){ |
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| 493 | //child |
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| 494 | int forker_pid = getpid(); |
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| 495 | init_services_conf (rootDir); |
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| 496 | int sock = FCGX_OpenSocket(PATH_SOCKET, 1000); |
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| 497 | FCGX_Init(); |
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| 498 | FCGX_Request request; |
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| 499 | FCGX_InitRequest(&request, sock, 0); |
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| 500 | int i; |
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| 501 | int count_request = 0; |
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| 502 | for (i = 0; i< start_servers; i++){ |
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| 503 | fork_status = fork(); |
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| 504 | if (fork_status == 0){ |
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| 505 | fprintf(stderr,"child %d \n",i); |
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| 506 | fflush(stderr); |
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| 507 | break; |
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| 508 | } |
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[512] | 509 | } |
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[549] | 510 | while(1){ |
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| 511 | if (forker_pid != getpid()){ |
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| 512 | while(FCGX_Accept_r(&request) == 0){ |
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| 513 | process(&request); |
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| 514 | count_request ++; |
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| 515 | if (count_request >= max_requests){ |
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| 516 | fprintf(stderr,"Max request stop process\n"); |
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| 517 | fflush(stderr); |
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| 518 | exit(0); |
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| 519 | } |
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| 520 | } |
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| 521 | } |
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| 522 | else { |
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| 523 | wait(0); |
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| 524 | fprintf(stderr,"new child\n"); |
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| 525 | fflush(stderr); |
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| 526 | fork(); |
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| 527 | } |
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| 528 | } |
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| 529 | } |
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| 530 | else { |
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| 531 | |
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| 532 | while(1); |
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| 533 | |
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| 534 | |
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| 535 | |
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| 536 | } |
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| 537 | |
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[1] | 538 | return 0; |
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| 539 | } |
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[549] | 540 | |
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