source: trunk/zoo-project/zoo-services/utils/status/service.c @ 478

Last change on this file since 478 was 478, checked in by djay, 6 years ago

Fix issue on win32 platform for Python support. Remove dirent.obj dependency from utils/status service. readVSIFile defined when MapServer? is not activated.

  • Property svn:eol-style set to native
  • Property svn:mime-type set to text/x-csrc
File size: 5.7 KB
Line 
1/**
2 * Author : Gérald FENOY
3 *
4 * Copyright 2008-2009 GeoLabs SARL. All rights reserved.
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
19 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
22 * THE SOFTWARE.
23 */
24
25#include "service.h"
26#include "service_internal.h"
27
28extern "C" {
29#include <libxml/tree.h>
30#include <libxml/parser.h>
31#include <libxml/xpath.h>
32#include <libxml/xpathInternals.h>
33
34#include <libxslt/xslt.h>
35#include <libxslt/xsltInternals.h>
36#include <libxslt/transform.h>
37#include <libxslt/xsltutils.h>
38
39#include <dirent.h>
40
41  /**
42   * GetStatus ZOO Service :
43   * This service is used in the ZOO-Project to get information about Services
44   * running as background tasks. The service will first get the XML document
45   * cached by the ZOO-Kernel before calling effectively the Service, then
46   * will access the shared memory space created by the Kernel to extract the
47   * current status of the running Service. Using a simple XSL file it will
48   * finally produce the final ExecuteResponse including the updated
49   * percentCompleted attribute of the ProcessStarted node of the cached
50   * document if any (so if the Service is currently running) else it will
51   * return the final ExecuteResponse stored on the Server file system.
52   */
53#ifdef WIN32
54  __declspec(dllexport)
55#endif
56  int GetStatus(maps*& conf,maps*& inputs,maps*& outputs){
57    const char *params[4 + 1];
58    int xmlLoadExtDtdDefaultValue;
59    map* tmpMap=NULL,*tmpMmap=NULL, *tmpTmap=NULL;
60
61    tmpMap=getMapFromMaps(inputs,"sid","value");
62    tmpTmap=getMapFromMaps(conf,"main","tmpPath");
63    tmpMmap=getMapFromMaps(conf,"main","dataPath");
64    xmlInitParser();
65    struct dirent *dp;
66    DIR *dirp = opendir(tmpTmap->value);
67    char fileName[1024],xslFileName[1024];
68    int hasFile=-1;
69    if(dirp!=NULL){
70      char tmp[128];
71      sprintf(tmp,"_%s.xml",tmpMap->value);
72      while ((dp = readdir(dirp)) != NULL){
73#ifdef DEBUG
74        fprintf(stderr,"File : %s searched : %s\n",dp->d_name,tmp);
75#endif
76        if(strstr(dp->d_name,"final_")==0 && strstr(dp->d_name,tmp)!=0){
77          sprintf(fileName,"%s/%s",tmpTmap->value,dp->d_name);
78          hasFile=1;
79          break;
80        }
81      }
82    }else{
83      char tmp[1024];
84      snprintf(tmp,1024,_ss("GetStatus was unable to use the tmpPath value set in main.cfg file as directory %s."),tmpTmap->value);
85      setMapInMaps(conf,"lenv","message",tmp);
86      return SERVICE_FAILED;
87    }
88    if(hasFile<0){
89      char tmp[1024];
90      snprintf(tmp,1024,_ss("GetStatus was unable to find any cache file for Service ID %s."),tmpMap->value);
91      setMapInMaps(conf,"lenv","message",tmp);
92      return SERVICE_FAILED;
93    }
94    sprintf(xslFileName,"%s/updateStatus.xsl",tmpMmap->value);
95    xmlSubstituteEntitiesDefault(1);
96    xmlLoadExtDtdDefaultValue = 0;
97    xsltStylesheetPtr cur = NULL;
98    xmlDocPtr doc, res;
99    cur = xsltParseStylesheetFile(BAD_CAST xslFileName);
100    doc = xmlParseFile(fileName);
101    if(cur!=NULL && doc!=NULL){
102      /**
103       * Parse Status to extract Status / Message
104       */
105      char *tmpStr=getStatus(atoi(tmpMap->value));
106#ifdef DEBUG
107      fprintf(stderr,"DEBUG: %s \n",tmpStr);
108#endif
109      if(tmpStr!=NULL && strncmp(tmpStr,"-1",2)!=0){
110        char *tmpStr1=strdup(tmpStr);
111        char *tmpStr0=strdup(strstr(tmpStr,"|")+1);
112        tmpStr1[strlen(tmpStr1)-strlen(tmpStr0)-1]='\0';
113        char *tmpStrFinal=(char*)malloc((strlen(tmpStr0)+11)*sizeof(char));
114        sprintf(tmpStrFinal,"string(\"%s\")",tmpStr0);
115        params[0]="value";
116        params[1]=tmpStr1;
117        params[2]="message";
118        params[3]=tmpStrFinal;
119        params[4]=NULL;
120        res = xsltApplyStylesheet(cur, doc, params);
121        xmlChar *xmlbuff;
122        int buffersize;
123        xmlDocDumpFormatMemory(res, &xmlbuff, &buffersize, 1);
124        setMapInMaps(outputs,"Result","value",(char*)xmlbuff);
125        xmlFree(xmlbuff);
126        free(tmpStr1);
127        free(tmpStr0);
128        free(tmpStrFinal);
129      }else{
130        xmlChar *xmlbuff;
131        int buffersize;
132        xmlDocDumpFormatMemory(doc, &xmlbuff, &buffersize, 1);
133        setMapInMaps(outputs,"Result","value",(char*)xmlbuff);
134        xmlFree(xmlbuff);
135      }
136    }
137    else{
138      char tmp[1024];
139      sprintf(tmp,_ss("ZOO GetStatus Service was unable to parse the cache xml file available for the Service ID %s."),tmpMap->value);
140      setMapInMaps(conf,"lenv","message",tmp);
141      return SERVICE_FAILED;
142    }
143    return SERVICE_SUCCEEDED;
144  }
145
146
147  /**
148   * longProcess ZOO Service :
149   * Simple Service which just loop over 100 times then return a welcome message
150   * string, at each step the service will sleep for one second.
151   */
152#ifdef WIN32
153  __declspec(dllexport)
154#endif
155  int longProcess(maps*& conf,maps*& inputs,maps*& outputs){
156    int i=0;
157    while(i<100){
158      char message[10];
159      sprintf(message,"Step %d",i);
160      updateStatus(conf,i,message);
161#ifndef WIN32
162      sleep(1);
163#else
164      Sleep(1000);
165#endif
166      i+=5;
167    }
168    setOutputValue(outputs,"Result","\"Long process run successfully\"",-1);
169    return SERVICE_SUCCEEDED;
170  }
171
172}
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