source: trunk/zoo-project/zoo-kernel/sqlapi.c @ 928

Last change on this file since 928 was 926, checked in by djay, 6 years ago

Fix issue with version parameter for GetCapabilities?, issue with DescribeProcess? (version 2.0.0) and fix to build on MacOS

  • Property svn:keywords set to Id
File size: 18.8 KB
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1/*
2 * Authors : David Saggiorato
3 *           Gérald Fenoy
4 *  Copyright 2015 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 "ogr_api.h"
26#include "ogrsf_frmts.h"
27#include "ogr_p.h"
28#include "response_print.h"
29#if GDAL_VERSION_MAJOR >= 2
30#include <gdal_priv.h>
31#endif
32
33#include "sqlapi.h"
34#include <fcgi_stdio.h>
35#include <stdlib.h>
36
37/**
38 * Global GDALDataset pointer
39 */
40#if GDAL_VERSION_MAJOR >=2
41GDALDataset
42#else
43OGRDataSource
44#endif
45 **zoo_DS = NULL;
46
47/**
48 * Global OGRLayer pointer pointing to the lastest result set
49 */
50OGRLayer *zoo_ResultSet = NULL;
51
52/**
53 * Create a GDAL / OGR string for connecting to a db backend defined in the
54 * key section.
55 *
56 * @param conf the maps containing the setting of the main.cfg file
57 * @param key the name of the section containing the connection setting
58 * @return the OGR connection string
59 */
60char* _createInitString(maps* conf,const char* key){
61  char* res=NULL;
62  char keywords[6][14]={
63    "dbname",
64    "host",
65    "port",
66    "user",
67    "password",
68    "active_schema"   
69  };
70  int i=0;
71  maps* cconf=getMaps(conf,key);
72  if(cconf==NULL){
73    return "-1";
74  }
75  int len=0;
76  for(i=0;i<6;i++){
77    map* tmp=getMap(cconf->content,keywords[i]);
78    if(tmp!=NULL){
79      if(res==NULL){
80        res=(char*)malloc((strlen(keywords[i])+strlen(tmp->value)+4)*sizeof(char));
81        sprintf(res,"%s='%s'",keywords[i],tmp->value);
82        len+=strlen(res);
83      }else{
84        char* res1=(char*)malloc((strlen(keywords[i])+strlen(tmp->value)+5)*sizeof(char));
85        sprintf(res1," %s='%s'",keywords[i],tmp->value);
86        res=(char*)realloc(res,(len+strlen(keywords[i])+strlen(tmp->value)+5)*sizeof(char));
87        memcpy(res+len,res1,(strlen(keywords[i])+strlen(tmp->value)+5)*sizeof(char));
88        len+=strlen(res1);
89        res[len]=0;
90        free(res1);
91      }
92    }
93  }
94  map* tmp=getMap(cconf->content,"type");
95  if(tmp!=NULL){
96    char* fres=(char*)malloc((strlen(res)+strlen(tmp->value)+2)*sizeof(char));
97    sprintf(fres,"%s:%s",tmp->value,res);
98    free(res);
99    return fres;
100  }
101  return res;
102}
103
104/**
105 * Create a GDAL / OGR string for connecting to the db backend
106 *
107 * @param conf the maps containing the setting of the main.cfg file
108 * @return the OGR connection string
109 */
110char* createInitString(maps* conf){
111  return _createInitString(conf,"database");
112}
113
114/**
115 * Connect to a db backend.
116 *
117 * @param conf the maps containing the setting of the main.cfg file
118 * @see createInitString
119 */
120int _init_sql(maps* conf,const char* key){
121  char* sqlInitString=_createInitString(conf,key);
122#ifdef SQL_DEBUG
123  fprintf(stderr,"Try to connect to: %s %s !\n",key,sqlInitString);
124  fflush(stderr); 
125#endif
126  if(strncmp(sqlInitString,"-1",2)==0)
127    return -1;
128  OGRSFDriver *poDriver = NULL;
129  OGRRegisterAll();
130  int zoo_ds_nb=0;
131  map* dsNb=getMapFromMaps(conf,"lenv","ds_nb");
132  if(dsNb==NULL){
133    setMapInMaps(conf,"lenv","ds_nb","1");
134  }else{
135    zoo_ds_nb=atoi(dsNb->value);
136    char* tmp=(char*)malloc(11*sizeof(char));
137    sprintf(tmp,"%d",zoo_ds_nb+1);
138    setMapInMaps(conf,"lenv","ds_nb",(const char*)tmp);
139    free(tmp);
140  }
141  if(zoo_DS==NULL)
142    zoo_DS=
143#if GDAL_VERSION_MAJOR >= 2
144      (GDALDataset**) malloc(sizeof(GDALDataset*))
145#else
146      (OGRDataSource**) malloc(sizeof(OGRDataSource*))
147#endif
148      ;
149  else
150    zoo_DS=     
151#if GDAL_VERSION_MAJOR >= 2
152      (GDALDataset**)realloc(zoo_DS,(zoo_ds_nb+1)*sizeof(GDALDataset*))
153#else
154      (OGRDataSource**)realloc(zoo_DS,(zoo_ds_nb+1)*sizeof(OGRDataSource*))
155#endif
156      ;
157 
158#if GDAL_VERSION_MAJOR >= 2
159  zoo_DS[zoo_ds_nb] = (GDALDataset*) GDALOpenEx( sqlInitString,
160                                      GDAL_OF_UPDATE | GDAL_OF_VECTOR,
161                                      NULL, NULL, NULL );
162#else
163  zoo_DS[zoo_ds_nb] = OGRSFDriverRegistrar::Open(sqlInitString,false,&poDriver);
164#endif
165  if( zoo_DS[zoo_ds_nb] == NULL ){
166#ifdef SQL_DEBUG
167    fprintf(stderr,"sqlInitString: %s FAILED !\n",sqlInitString);
168    fflush(stderr);
169#endif
170    free(sqlInitString);
171    setMapInMaps(conf,"lenv","dbIssue","1");
172    setMapInMaps(conf,"lenv","message",_("Failed to connect to the database backend"));
173    return -2;
174  }
175#ifdef SQL_DEBUG
176  fprintf(stderr,"sqlInitString: %s SUCEED !\n",sqlInitString);
177  fflush(stderr);
178#endif
179  free(sqlInitString);
180  zoo_ds_nb++;
181  return zoo_ds_nb;
182}
183
184/**
185 * Connect to the db backend.
186 *
187 * @param conf the maps containing the setting of the main.cfg file
188 * @see createInitString
189 */
190int init_sql(maps* conf){
191  return _init_sql(conf,"database");
192}
193
194/**
195 * Close any connection to the db backend.
196 *
197 * @param conf the maps containing the setting of the main.cfg file
198 */
199void close_sql(maps* conf,int cid){
200  if( zoo_ResultSet != NULL ){
201    zoo_DS[cid]->ReleaseResultSet( zoo_ResultSet );
202    zoo_ResultSet=NULL;
203  }
204  if(zoo_DS!=NULL && zoo_DS[cid]!=NULL){
205#if GDAL_VERSION_MAJOR >= 2
206    GDALClose(zoo_DS[cid]);
207#else
208    OGRDataSource::DestroyDataSource( zoo_DS[cid] );
209#endif
210    zoo_DS[cid]=NULL;
211  }
212}
213
214/**
215 * Call OGRCleanupAll.
216 *
217 */
218void end_sql(){
219  OGRCleanupAll();
220}
221
222/**
223 * Fetch a tuple set by executing a SQL query to the Database Backend.
224 *
225 * @param conf the maps containing the setting of the main.cfg file
226 * @param sqlQuery the SQL query to run
227 * @return NULL in case of failure or an OGRLayer pointer if the query succeed.
228 */
229OGRLayer *fetchSql(maps* conf,int cid,const char* sqlQuery){
230  if(zoo_DS==NULL || zoo_DS[cid]==NULL)
231    return NULL;
232  OGRLayer *res=NULL;
233#ifdef SQL_DEBUG
234  fprintf(stderr,"************************* %s %s %d\n\n",sqlQuery,__FILE__,__LINE__);
235  fflush(stderr);
236#endif
237  res = zoo_DS[cid]->ExecuteSQL( sqlQuery, NULL, NULL);
238  return res;
239}
240
241void cleanFetchSql(maps* conf,int cid,OGRLayer *objects){
242  if( objects != NULL ){
243    zoo_DS[cid]->ReleaseResultSet( objects );
244    objects=NULL;
245  }
246}
247
248/**
249 * Execute a SQL query to the SQL Database Backend.
250 *
251 * @param conf the maps containing the setting of the main.cfg file
252 * @param sqlQuery the SQL query to run
253 * @return -1 in case of failure and 1 if the query succeed.
254 */
255int execSql(maps* conf,int cid,const char* sqlQuery){
256  int res=-1;
257  if(zoo_DS == NULL || zoo_DS[cid]==NULL)
258    return -1;
259  zoo_ResultSet = zoo_DS[cid]->ExecuteSQL( sqlQuery, NULL, NULL);
260  if( zoo_ResultSet != NULL ){
261    res=1;
262  }
263  return res;
264}
265
266/**
267 * Clean any memory allocated by executing a request
268 *
269 * @param conf the maps containing the setting of the main.cfg file
270 * @param sqlQuery the SQL query to run
271 * @return -1 in case of failure and 1 if the query succeed.
272 */
273void cleanUpResultSet(const maps* conf,int cid){
274  if( zoo_ResultSet != NULL ){
275    zoo_DS[cid]->ReleaseResultSet( zoo_ResultSet );
276    zoo_ResultSet=NULL;
277  }
278}
279
280#ifdef RELY_ON_DB
281int getCurrentId(maps* conf){
282  int res=0;
283  map* dsNb=getMapFromMaps(conf,"lenv","ds_nb");
284  if(dsNb!=NULL)
285    res=atoi(dsNb->value);
286  return res;
287}
288
289/**
290 * Record a file stored during ZOO-Kernel execution
291 *
292 * @param conf the maps containing the setting of the main.cfg file
293 * @param filename the file's name
294 * @param type the type (Intput,Output,Response)
295 * @param name the maps containing the setting of the main.cfg file
296 */
297void recordStoredFile(maps* conf,const char* filename,const char* type,const char* name){
298  int zoo_ds_nb=getCurrentId(conf);
299  map *uusid=getMapFromMaps(conf,"lenv","usid");
300  map *schema=getMapFromMaps(conf,"database","schema");
301  char *sqlQuery=(char*)malloc((strlen(schema->value)+strlen(uusid->value)+strlen(filename)+strlen(type)+(name!=NULL?strlen(name):2)+68+1)*sizeof(char));
302  if(name!=NULL)
303    sprintf(sqlQuery,"INSERT INTO %s.files (uuid,filename,nature,name) VALUES ('%s','%s','%s','%s');",schema->value,uusid->value,filename,type,name);
304  else
305    sprintf(sqlQuery,"INSERT INTO %s.files (uuid,filename,nature,name) VALUES ('%s','%s','%s',NULL);",schema->value,uusid->value,filename,type);
306  execSql(conf,zoo_ds_nb-1,sqlQuery);
307  free(sqlQuery);
308  cleanUpResultSet(conf,zoo_ds_nb-1);
309}
310
311/**
312 * Insert the reference tuple corresponding to the running service
313 *
314 * @param conf the maps containing the setting of the main.cfg file
315 */
316void recordServiceStatus(maps* conf){
317  int zoo_ds_nb=getCurrentId(conf);
318  map *sid=getMapFromMaps(conf,"lenv","sid");
319  map *osid=getMapFromMaps(conf,"lenv","osid");
320  map *uusid=getMapFromMaps(conf,"lenv","usid");
321  map *schema=getMapFromMaps(conf,"database","schema");
322  char *sqlQuery=(char*)malloc((strlen(schema->value)+
323                                strlen(uusid->value)+
324                                strlen(osid->value)+
325                                strlen(sid->value)+
326                                strlen(wpsStatus[2])+66+1)*sizeof(char));
327  sprintf(sqlQuery,
328          "INSERT INTO %s.services (uuid,sid,osid,fstate)"
329          "VALUES ('%s','%s','%s','%s');",
330          schema->value,
331          uusid->value,
332          sid->value,
333          osid->value,
334          wpsStatus[2]);
335  execSql(conf,zoo_ds_nb-1,sqlQuery);
336  free(sqlQuery);
337  cleanUpResultSet(conf,zoo_ds_nb-1);
338}
339
340/**
341 * Store the content of the result file
342 *
343 * @param conf the maps containing the setting of the main.cfg file
344 * @param filename the file's name
345 */
346void recordResponse(maps* conf,char* filename){
347  int zoo_ds_nb=getCurrentId(conf);
348  FILE *file = fopen (filename, "rb");
349  fseek (file, 0, SEEK_END);
350  long flen = ftell (file);
351  fseek (file, 0, SEEK_SET);
352  char *tmps = (char *) malloc ((flen + 1) * sizeof (char));
353  fread (tmps, flen, 1, file);
354  tmps[flen]=0;
355  fclose(file);
356  map *sid=getMapFromMaps(conf,"lenv","usid");
357  map *schema=getMapFromMaps(conf,"database","schema");
358  char *sqlQuery=(char*)malloc((strlen(schema->value)+flen+strlen(sid->value)+57+1)*sizeof(char));
359  sprintf(sqlQuery,"INSERT INTO %s.responses (content,uuid) VALUES ($$%s$$,$$%s$$);",schema->value,tmps,sid->value);
360  execSql(conf,zoo_ds_nb-1,sqlQuery);
361  free(sqlQuery);
362  free(tmps);
363  cleanUpResultSet(conf,zoo_ds_nb-1);
364}
365
366/**
367 * Update the current status of the running service.
368 *
369 * @param conf the map containing the setting of the main.cfg file
370 * @return 0 on success, -2 if shmget failed, -1 if shmat failed
371 */
372int _updateStatus(maps* conf){
373  int zoo_ds_nb=getCurrentId(conf);
374  map *sid=getMapFromMaps(conf,"lenv","usid");
375  map *p=getMapFromMaps(conf,"lenv","status");
376  map *msg=getMapFromMaps(conf,"lenv","message");
377  map *schema=getMapFromMaps(conf,"database","schema");
378  char *sqlQuery=(char*)malloc((strlen(schema->value)+strlen(msg->value)+strlen(p->value)+strlen(sid->value)+64+1)*sizeof(char));
379  sprintf(sqlQuery,"UPDATE %s.services set status=$$%s$$,message=$$%s$$ where uuid=$$%s$$;",schema->value,p->value,msg->value,sid->value);
380  if( zoo_DS == NULL || zoo_DS[zoo_ds_nb-1]==NULL ){
381    init_sql(conf);
382    zoo_ds_nb++;
383  }
384  execSql(conf,zoo_ds_nb-1,sqlQuery);
385  cleanUpResultSet(conf,zoo_ds_nb-1);
386  free(sqlQuery);
387  return 0;
388}
389
390/**
391 * Get the ongoing status of a running service
392 *
393 * @param conf the maps containing the setting of the main.cfg file
394 * @param pid the service identifier (usid key from the [lenv] section)
395 * @return the reported status char* (MESSAGE|POURCENTAGE)
396 */
397char* _getStatus(maps* conf,char* pid){
398  int zoo_ds_nb=getCurrentId(conf);
399  int created=-1;
400  map *schema=getMapFromMaps(conf,"database","schema");
401  char *sqlQuery=(char*)malloc((strlen(schema->value)+strlen(pid)+58+1)*sizeof(char));
402  sprintf(sqlQuery,"select status||'|'||message from %s.services where uuid=$$%s$$;",schema->value,pid);
403  if( zoo_ds_nb==
404#ifdef META_DB
405      1
406#else
407      0
408#endif
409      ){
410    init_sql(conf);
411    zoo_ds_nb++;
412    created=1;
413  }
414  execSql(conf,zoo_ds_nb-1,sqlQuery);
415  OGRFeature  *poFeature = NULL;
416  const char *tmp1;
417  while( (poFeature = zoo_ResultSet->GetNextFeature()) != NULL ){
418    for( int iField = 0; iField < poFeature->GetFieldCount(); iField++ ){
419      if( poFeature->IsFieldSet( iField ) ){
420        tmp1=zStrdup(poFeature->GetFieldAsString( iField ));
421      }
422      else
423        tmp1=NULL;
424    }
425    OGRFeature::DestroyFeature( poFeature );
426  }
427  cleanUpResultSet(conf,zoo_ds_nb-1);
428  free(sqlQuery);
429  return (char*)tmp1;
430}
431
432/**
433 * Read the cache file of a running service
434 *
435 * @param conf the maps containing the setting of the main.cfg file
436 * @param pid the service identifier (usid key from the [lenv] section)
437 * @return the reported status char* (temporary/final result)
438 */
439char* _getStatusFile(maps* conf,char* pid){
440  int zoo_ds_nb=getCurrentId(conf);
441  map *schema=getMapFromMaps(conf,"database","schema");
442  OGRFeature  *poFeature = NULL;
443  const char *tmp1=NULL;
444  int hasRes=-1;
445  char *sqlQuery=(char*)malloc((strlen(schema->value)+strlen(pid)+82+1)*sizeof(char));
446  sprintf(sqlQuery,
447          "select content from %s.responses where uuid=$$%s$$"
448          " order by creation_time desc limit 1",schema->value,pid);
449  if( zoo_ds_nb==
450#ifdef META_DB
451      1
452#else
453      0
454#endif
455      ){
456    init_sql(conf);
457    zoo_ds_nb++;
458  }
459  execSql(conf,zoo_ds_nb-1,sqlQuery);
460  if(zoo_ResultSet!=NULL){
461      while( (poFeature = zoo_ResultSet->GetNextFeature()) != NULL ){
462        for( int iField = 0; iField < poFeature->GetFieldCount(); iField++ ){
463          if( poFeature->IsFieldSet( iField ) ){
464            tmp1=zStrdup(poFeature->GetFieldAsString( iField ));
465            hasRes=1;
466          }
467          else
468            tmp1=NULL;
469        }
470        OGRFeature::DestroyFeature( poFeature );
471      }
472  }
473  if(hasRes<0)
474    tmp1=NULL;
475  cleanUpResultSet(conf,zoo_ds_nb-1);
476  free(sqlQuery);
477  return (char*)tmp1;
478}
479
480/**
481 * Delete a service reference from the database.
482 *
483 * @param conf the map containing the setting of the main.cfg file
484 * @param pid the service identifier (usid key from the [lenv] section)
485 */
486void removeService(maps* conf,char* pid){
487  int zoo_ds_nb=getCurrentId(conf);
488  map *schema=getMapFromMaps(conf,"database","schema");
489  char *sqlQuery=(char*)
490    malloc((strlen(pid)+strlen(schema->value)+38+1)
491           *sizeof(char));
492  if( zoo_ds_nb==
493#ifdef META_DB
494      1
495#else
496      0
497#endif
498      ){
499    init_sql(conf);
500    zoo_ds_nb++;
501  }
502  sprintf(sqlQuery,
503          "DELETE FROM %s.services where uuid=$$%s$$;",
504          schema->value,pid);
505  execSql(conf,zoo_ds_nb-1,sqlQuery);
506  cleanUpResultSet(conf,zoo_ds_nb-1);
507  close_sql(conf,zoo_ds_nb-1);
508  free(sqlQuery);
509  end_sql();
510}
511
512/**
513 * Stop handling status repport.
514 *
515 * @param conf the map containing the setting of the main.cfg file
516 */
517void unhandleStatus(maps* conf){
518  int zoo_ds_nb=getCurrentId(conf);
519  map *schema=getMapFromMaps(conf,"database","schema");
520  map *sid=getMapFromMaps(conf,"lenv","usid");
521  map *fstate=getMapFromMaps(conf,"lenv","fstate");
522  char *sqlQuery=(char*)malloc((strlen(sid->value)+
523                                strlen(schema->value)+
524                                (fstate!=NULL?
525                                 strlen(fstate->value):
526                                 6)
527                                +66+1)*sizeof(char));
528  sprintf(sqlQuery,
529          "UPDATE %s.services set end_time=now(), fstate=$$%s$$"
530          " where uuid=$$%s$$;",
531          schema->value,(fstate!=NULL?fstate->value:"Failed"),sid->value);
532  execSql(conf,zoo_ds_nb-1,sqlQuery);
533  cleanUpResultSet(conf,zoo_ds_nb-1);
534  //close_sql(conf,zoo_ds_nb-1);
535  free(sqlQuery);
536  //end_sql();
537}
538
539/**
540 * Read the sid identifier attached of a service if any
541 *
542 * @param conf the maps containing the setting of the main.cfg file
543 * @param pid the service identifier (usid key from the [lenv] section)
544 * @return the sid value
545 */
546char* getStatusId(maps* conf,char* pid){
547  int zoo_ds_nb=getCurrentId(conf);
548  map *schema=getMapFromMaps(conf,"database","schema");
549  char *sqlQuery=(char*)malloc((strlen(schema->value)+strlen(pid)+58+1)*sizeof(char));
550  sprintf(sqlQuery,
551          "select osid from %s.services where uuid=$$%s$$",
552          schema->value,pid);
553  if( zoo_ds_nb==0 ){
554    init_sql(conf);
555    zoo_ds_nb++;
556  }
557  if(execSql(conf,zoo_ds_nb-1,sqlQuery)<0)
558    return NULL;
559  OGRFeature  *poFeature = NULL;
560  const char *tmp1;
561  int hasRes=-1;
562  while( (poFeature = zoo_ResultSet->GetNextFeature()) != NULL ){
563    for( int iField = 0; iField < poFeature->GetFieldCount(); iField++ ){
564      if( poFeature->IsFieldSet( iField ) ){
565        tmp1=zStrdup(poFeature->GetFieldAsString( iField ));
566        hasRes=1;
567        break;
568      }
569    }
570    OGRFeature::DestroyFeature( poFeature );
571  }
572  if(hasRes<0)
573    tmp1=NULL;
574  free(sqlQuery);
575  cleanUpResultSet(conf,zoo_ds_nb-1);
576  return (char*)tmp1;
577}
578
579/**
580 * Read the Result file (.res).
581 *
582 * @param conf the maps containing the setting of the main.cfg file
583 * @param pid the service identifier (usid key from the [lenv] section)
584 */
585void readFinalRes(maps* conf,char* pid,map* statusInfo){
586  int zoo_ds_nb=getCurrentId(conf);
587  map *schema=getMapFromMaps(conf,"database","schema");
588  char *sqlQuery=(char*)malloc((strlen(schema->value)+strlen(pid)+58+1)*sizeof(char));
589  sprintf(sqlQuery,
590          "select fstate from %s.services where uuid=$$%s$$",
591          schema->value,pid);
592  if( zoo_DS == NULL )
593    init_sql(conf);
594  execSql(conf,zoo_ds_nb-1,sqlQuery);
595  OGRFeature  *poFeature = NULL;
596  int hasRes=-1;
597  while( (poFeature = zoo_ResultSet->GetNextFeature()) != NULL ){
598    for( int iField = 0; iField < poFeature->GetFieldCount(); iField++ ){
599      if( poFeature->IsFieldSet( iField ) ){
600        addToMap(statusInfo,"Status",poFeature->GetFieldAsString( iField ));
601        hasRes=1;
602        break;
603      }
604    }
605    OGRFeature::DestroyFeature( poFeature );
606  }
607  cleanUpResultSet(conf,zoo_ds_nb-1);
608  if(hasRes<0)
609    addToMap(statusInfo,"Status","Failed");
610  free(sqlQuery);
611  return;
612}
613
614/**
615 * Check if a service is running.
616 *
617 * @param conf the maps containing the setting of the main.cfg file
618 * @param pid the unique service identifier (usid from the lenv section)
619 * @return 1 in case the service is still running, 0 otherwise
620 */
621int isRunning(maps* conf,char* pid){
622  int res=0;
623  int zoo_ds_nb=getCurrentId(conf);
624  map *schema=getMapFromMaps(conf,"database","schema");
625  char *sqlQuery=(char*)malloc((strlen(schema->value)+strlen(pid)+73+1)*sizeof(char));
626  sprintf(sqlQuery,"select count(*) as t from %s.services where uuid=$$%s$$ and end_time is null;",schema->value,pid);
627  if( zoo_ds_nb == 0 ){
628    init_sql(conf);
629    zoo_ds_nb++;
630  }
631  execSql(conf,zoo_ds_nb-1,sqlQuery);
632  OGRFeature  *poFeature = NULL;
633  const char *tmp1;
634  while( (poFeature = zoo_ResultSet->GetNextFeature()) != NULL ){
635    for( int iField = 0; iField < poFeature->GetFieldCount(); iField++ ){
636      if( poFeature->IsFieldSet( iField ) && 
637          atoi(poFeature->GetFieldAsString( iField ))>0 ){
638        res=1;
639        break;
640      }
641    }
642    OGRFeature::DestroyFeature( poFeature );
643  }
644  cleanUpResultSet(conf,zoo_ds_nb-1);
645  free(sqlQuery);
646  return res;
647}
648
649#endif
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