[1] | 1 | /** |
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| 2 | * Author : Gérald FENOY |
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| 3 | * |
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| 4 | * Copyright (c) 2009-2010 GeoLabs SARL |
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| 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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| 25 | #include "service_internal_python.h" |
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| 26 | |
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| 27 | int python_support(maps* m,service* s,int argc,char** argv,map *inputs,map *outputs){ |
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| 28 | Py_Initialize(); |
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| 29 | PyObject *pName, *pModule, *pFunc; |
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| 30 | pName = PyString_FromString(argv[2]); |
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| 31 | pModule = PyImport_Import(pName); |
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| 32 | int i; |
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| 33 | if (pModule != NULL) { |
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| 34 | pFunc=PyObject_GetAttrString(pModule,argv[4]); |
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| 35 | if (pFunc && PyCallable_Check(pFunc)){ |
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| 36 | PyDictObject* arg1=PyDict_FromMap(inputs); |
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| 37 | PyDictObject* arg2=PyDict_FromMap(outputs); |
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| 38 | PyObject *pArgs=PyTuple_New(2); |
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| 39 | PyObject *pValue; |
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| 40 | PyTuple_SetItem(pArgs, 0, (PyObject *)arg1); |
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| 41 | PyTuple_SetItem(pArgs, 1, (PyObject *)arg2); |
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| 42 | pValue = PyString_FromString(argv[argc-1]); |
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| 43 | #ifdef DEBUG |
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| 44 | fprintf(stderr,"Function successfully loaded\n"); |
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| 45 | #endif |
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| 46 | /** |
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| 47 | * Need to check if we need to fork to load a status enabled |
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| 48 | */ |
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| 49 | if(strcmp(PyString_AsString(pValue),"bg")!=0){ |
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| 50 | #ifdef DEBUG |
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| 51 | fprintf(stderr,"RUN IN NORMAL MODE \n"); |
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| 52 | #endif |
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| 53 | pValue = PyObject_CallObject(pFunc, pArgs); |
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| 54 | if (pValue != NULL) { |
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| 55 | inputs=mapFromPyDict(arg1); |
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| 56 | outputs=mapFromPyDict(arg2); |
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| 57 | #ifdef DEBUG |
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| 58 | fprintf(stderr,"Result of call: %i\n", PyInt_AsLong(pValue)); |
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| 59 | dumpMap(inputs); |
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| 60 | dumpMap(outputs); |
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| 61 | #ifndef WIN32 |
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| 62 | fprintf(stderr,"printProcessResponse(%i,\"%s\",%i,inputs,outputs);",getpid(),argv[1],PyInt_AsLong(pValue)); |
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| 63 | #endif |
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| 64 | #endif |
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| 65 | printProcessResponse(m,getpid(),s,argv[2],PyInt_AsLong(pValue),inputs,outputs); |
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| 66 | } |
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| 67 | } |
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| 68 | else{ |
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| 69 | pid_t pid; |
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| 70 | #ifdef WIN32 |
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| 71 | pid = 0; |
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| 72 | #else |
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| 73 | pid = fork (); |
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| 74 | #endif |
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| 75 | if (pid > 0) { |
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| 76 | /* dady */ |
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| 77 | printProcessResponse(m,pid,s,argv[2],SERVICE_STARTED,inputs,outputs); |
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| 78 | }else if (pid == 0) { |
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| 79 | /* son */ |
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| 80 | #ifdef DEBUG |
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| 81 | fprintf(stderr,"RUN IN BACKGROUND MODE \n"); |
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| 82 | #endif |
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| 83 | char tmp1[256]; |
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| 84 | sprintf(tmp1,"service/temp/%s_%d.xml",argv[2],getpid()); |
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| 85 | #ifndef WIN32 |
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| 86 | stdout = |
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| 87 | #endif |
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| 88 | freopen(tmp1 , "w+" , stdout); |
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| 89 | printProcessResponse(m,getpid(),s,argv[2],SERVICE_STARTED,inputs,outputs); |
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| 90 | fflush(stdout); |
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| 91 | pValue = PyObject_CallObject(pFunc, pArgs); |
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| 92 | if (pValue != NULL) { |
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| 93 | rewind(stdout); |
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| 94 | inputs=mapFromPyDict(arg1); |
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| 95 | outputs=mapFromPyDict(arg2); |
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| 96 | #ifdef DEBUG |
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| 97 | fprintf(stderr,"Result of call: %ld\n", PyInt_AsLong(pValue)); |
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| 98 | dumpMap(inputs); |
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| 99 | dumpMap(outputs); |
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| 100 | fprintf(stderr,"printProcessResponse(%i,%s,%i,inputs,outputs);",s,getpid(),argv[2],PyInt_AsLong(pValue)); |
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| 101 | #endif |
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| 102 | // sleep(6); |
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| 103 | printProcessResponse(m,getpid(),s,argv[2],PyInt_AsLong(pValue),inputs,outputs); |
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| 104 | } |
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| 105 | exit(1); |
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| 106 | } else { |
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| 107 | /* error */ |
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| 108 | } |
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| 109 | } |
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| 110 | Py_DECREF(pArgs); |
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| 111 | Py_DECREF(pValue); |
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| 112 | #ifdef DEBUG |
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| 113 | fprintf(stderr,"Function ran successfully\n"); |
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| 114 | #endif |
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| 115 | } |
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| 116 | else{ |
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| 117 | char tmpS[1024]; |
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| 118 | sprintf(tmpS, "Cannot find function %s \n", argv[4]); |
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| 119 | map* tmps=createMap("text",tmpS); |
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| 120 | printExceptionReportResponse(m,tmps); |
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| 121 | //fprintf(stderr, "Cannot find function %s \n", argv[2]); |
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| 122 | exit(-1); |
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| 123 | } |
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| 124 | }else{ |
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| 125 | char tmpS[1024]; |
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| 126 | sprintf(tmpS, "Cannot find function %s \n", argv[4]); |
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| 127 | map* tmps=createMap("text",tmpS); |
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| 128 | printExceptionReportResponse(m,tmps); |
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| 129 | //fprintf(stderr, "Cannot find function %s \n", argv[4]); |
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| 130 | if (PyErr_Occurred()) |
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| 131 | PyErr_Print(); |
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| 132 | |
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| 133 | } |
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| 134 | Py_Finalize(); |
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| 135 | return 2; |
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| 136 | } |
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| 137 | |
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| 138 | int zoo_python_support(maps** main_conf,map* request,service* s,maps **real_inputs,maps **real_outputs){ |
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| 139 | maps* m=*main_conf; |
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| 140 | maps* inputs=*real_inputs; |
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| 141 | maps* outputs=*real_outputs; |
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| 142 | char ntmp[1024]; |
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| 143 | getcwd(ntmp,1024); |
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| 144 | map* tmp=NULL; |
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| 145 | tmp=getMapFromMaps(*main_conf,"env","PYTHONPATH"); |
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| 146 | char *python_path=NULL; |
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| 147 | if(tmp!=NULL){ |
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| 148 | python_path=(char*)malloc((1+strlen(tmp->value))*sizeof(char)); |
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| 149 | sprintf(python_path,"%s",tmp->value); |
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| 150 | } |
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| 151 | else{ |
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| 152 | python_path=(char*)malloc(2*sizeof(char)); |
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| 153 | python_path="."; |
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| 154 | } |
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| 155 | tmp=NULL; |
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| 156 | tmp=getMap(request,"metapath"); |
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| 157 | char *pythonpath=(char*)malloc((1+strlen(python_path)+2048)*sizeof(char)); |
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| 158 | if(tmp!=NULL && strcmp(tmp->value,"")!=0) |
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| 159 | #ifdef WIN32 |
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| 160 | sprintf(pythonpath,"%s/%s/;%s",ntmp,tmp->value,python_path); |
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| 161 | #else |
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| 162 | sprintf(pythonpath,"%s/%s/:%s",ntmp,tmp->value,python_path); |
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| 163 | #endif |
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| 164 | else |
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| 165 | #ifdef WIN32 |
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| 166 | sprintf(pythonpath,"%s;%s",ntmp,python_path); |
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| 167 | #else |
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| 168 | sprintf(pythonpath,"%s:%s",ntmp,python_path); |
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| 169 | #endif |
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| 170 | #ifdef DEBUG |
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| 171 | fprintf(stderr,"PYTHONPATH=%s\n",pythonpath); |
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| 172 | #endif |
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| 173 | #ifndef WIN32 |
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| 174 | setenv("PYTHONPATH",pythonpath,1); |
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| 175 | #else |
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| 176 | SetEnvironmentVariable("PYTHONPATH",pythonpath); |
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| 177 | #endif |
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| 178 | free(python_path); |
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| 179 | free(pythonpath); |
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| 180 | // |
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| 181 | Py_Initialize(); |
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| 182 | PyObject *pName, *pModule, *pFunc; |
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| 183 | tmp=getMap(s->content,"serviceProvider"); |
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| 184 | //if(tmp!=NULL) |
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| 185 | pName = PyString_FromString(tmp->value); |
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| 186 | pModule = PyImport_Import(pName); |
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| 187 | int i; |
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| 188 | int res=SERVICE_FAILED; |
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| 189 | int cpid=getpid(); |
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| 190 | if (pModule != NULL) { |
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| 191 | pFunc=PyObject_GetAttrString(pModule,s->name); |
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| 192 | if (pFunc && PyCallable_Check(pFunc)){ |
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| 193 | PyDictObject* arg1=PyDict_FromMaps(m); |
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| 194 | PyDictObject* arg2=PyDict_FromMaps(inputs); |
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| 195 | PyDictObject* arg3=PyDict_FromMaps(outputs); |
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| 196 | PyObject *pArgs=PyTuple_New(3); |
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| 197 | PyObject *pValue; |
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| 198 | PyTuple_SetItem(pArgs, 0, (PyObject *)arg1); |
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| 199 | PyTuple_SetItem(pArgs, 1, (PyObject *)arg2); |
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| 200 | PyTuple_SetItem(pArgs, 2, (PyObject *)arg3); |
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| 201 | tmp=getMap(request,"storeExecuteResponse"); |
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| 202 | #ifdef DEBUG |
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| 203 | fprintf(stderr,"RUN IN NORMAL MODE \n"); |
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| 204 | //fflush(stderr); |
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| 205 | #endif |
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| 206 | pValue = PyObject_CallObject(pFunc, pArgs); |
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| 207 | if (pValue != NULL) { |
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| 208 | res=PyInt_AsLong(pValue); |
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| 209 | /*inputs=mapsFromPyDict(arg2); |
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| 210 | dumpMaps(inputs);*/ |
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| 211 | outputs=mapsFromPyDict(arg3); |
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| 212 | *real_outputs=outputs; |
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| 213 | |
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| 214 | #ifdef DEBUG |
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| 215 | fprintf(stderr,"Result of call: %i\n", PyInt_AsLong(pValue)); |
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| 216 | dumpMaps(inputs); |
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| 217 | dumpMaps(outputs); |
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| 218 | fprintf(stderr,"printProcessResponse(%i,\"%s\",%i,inputs,outputs);", |
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| 219 | getpid(),tmp->value,PyInt_AsLong(pValue)); |
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| 220 | dumpMaps(outputs); |
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| 221 | #endif |
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| 222 | Py_DECREF(pValue); |
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| 223 | Py_XDECREF(pFunc); |
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| 224 | Py_DECREF(pArgs); |
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| 225 | Py_DECREF(pModule); |
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| 226 | }else{ |
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| 227 | |
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| 228 | PyObject *ptype,*pvalue, *ptraceback; |
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| 229 | PyErr_Fetch(&ptype, &pvalue, &ptraceback); |
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| 230 | PyObject *trace=PyObject_Str(pvalue); |
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| 231 | char tb[1024]; |
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| 232 | char pbt[10240]; |
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| 233 | if(PyString_Check(trace)) |
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| 234 | sprintf(pbt,"TRACE : %s",PyString_AsString(trace)); |
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| 235 | else |
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| 236 | fprintf(stderr,"EMPTY TRACE ?"); |
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| 237 | trace=NULL; |
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| 238 | trace=PyObject_Str(ptype); |
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| 239 | if(PyString_Check(trace)) |
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| 240 | sprintf(pbt,"%s\nTRACE : %s",strdup(pbt),PyString_AsString(trace)); |
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| 241 | else |
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| 242 | fprintf(stderr,"EMPTY TRACE ?"); |
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| 243 | PyObject *t; |
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| 244 | pName = PyString_FromString("traceback"); |
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| 245 | pModule = PyImport_Import(pName); |
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| 246 | pArgs = PyTuple_New(1); |
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| 247 | PyTuple_SetItem(pArgs, 0, ptraceback); |
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| 248 | pFunc = PyObject_GetAttrString(pModule,"format_tb"); |
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| 249 | pValue = PyObject_CallObject(pFunc, pArgs); |
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| 250 | trace=NULL; |
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| 251 | trace=PyObject_Str(pValue); |
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| 252 | if(PyString_Check(trace)) |
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| 253 | sprintf(pbt,"%s\nUnable to run your python process properly. Please check the following messages : %s",strdup(pbt),PyString_AsString(trace)); |
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| 254 | else |
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| 255 | sprintf(pbt,"%s \n Unable to run your python process properly. Unable to provide any futher informations.",strdup(pbt)); |
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| 256 | map* err=createMap("text",pbt); |
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| 257 | addToMap(err,"code","NoApplicableCode"); |
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| 258 | printExceptionReportResponse(m,err); |
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| 259 | Py_XDECREF(pFunc); |
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| 260 | Py_DECREF(pArgs); |
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| 261 | Py_DECREF(pModule); |
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| 262 | exit(-1); |
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| 263 | } |
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| 264 | } |
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| 265 | else{ |
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| 266 | char tmpS[1024]; |
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| 267 | sprintf(tmpS, "Cannot find the %s function int the %s file.\n", s->name, tmp->value); |
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| 268 | map* tmps=createMap("text",tmpS); |
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| 269 | printExceptionReportResponse(m,tmps); |
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| 270 | //fprintf(stderr, "Cannot find function %s \n", argv[2]); |
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| 271 | Py_XDECREF(pFunc); |
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| 272 | Py_DECREF(pModule); |
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| 273 | exit(-1); |
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| 274 | } |
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| 275 | } else{ |
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| 276 | char tmpS[1024]; |
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| 277 | sprintf(tmpS, "Cannot find function %s \n", tmp->value); |
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| 278 | map* tmps=createMap("text",tmpS); |
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| 279 | printExceptionReportResponse(m,tmps); |
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| 280 | //fprintf(stderr, "Cannot find function %s \n", argv[4]); |
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| 281 | if (PyErr_Occurred()) |
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| 282 | PyErr_Print(); |
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| 283 | exit(-1); |
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| 284 | } |
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| 285 | Py_Finalize(); |
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| 286 | return res; |
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| 287 | } |
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| 288 | |
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| 289 | PyDictObject* PyDict_FromMaps(maps* t){ |
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| 290 | PyObject* res=PyDict_New( ); |
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| 291 | maps* tmp=t; |
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| 292 | while(tmp!=NULL){ |
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| 293 | if(PyDict_SetItem(res,PyString_FromString(tmp->name),(PyObject*)PyDict_FromMap(tmp->content))<0){ |
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| 294 | fprintf(stderr,"Unable to parse params..."); |
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| 295 | exit(1); |
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| 296 | } |
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| 297 | tmp=tmp->next; |
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| 298 | } |
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| 299 | return (PyDictObject*) res; |
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| 300 | } |
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| 301 | |
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| 302 | PyDictObject* PyDict_FromMap(map* t){ |
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| 303 | PyObject* res=PyDict_New( ); |
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| 304 | map* tmp=t; |
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| 305 | while(tmp!=NULL){ |
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| 306 | if(PyDict_SetItem(res,PyString_FromString(tmp->name),PyString_FromString(tmp->value))<0){ |
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| 307 | fprintf(stderr,"Unable to parse params..."); |
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| 308 | exit(1); |
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| 309 | } |
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| 310 | tmp=tmp->next; |
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| 311 | } |
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| 312 | return (PyDictObject*) res; |
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| 313 | } |
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| 314 | |
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| 315 | maps* mapsFromPyDict(PyDictObject* t){ |
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| 316 | maps* res=NULL; |
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| 317 | maps* cursor=res; |
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| 318 | PyObject* list=PyDict_Keys((PyObject*)t); |
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| 319 | int nb=PyList_Size(list); |
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| 320 | int i; |
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| 321 | for(i=0;i<nb;i++){ |
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| 322 | #ifdef DEBUG |
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| 323 | fprintf(stderr,">> parsing maps %d\n",i); |
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| 324 | #endif |
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| 325 | PyObject* key=PyList_GetItem(list,i); |
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| 326 | PyObject* value=PyDict_GetItem((PyObject*)t,key); |
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| 327 | #ifdef DEBUG |
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| 328 | fprintf(stderr,">> DEBUG VALUES : %s => %s\n", |
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| 329 | PyString_AsString(key),PyString_AsString(value)); |
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| 330 | #endif |
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| 331 | if(cursor!=NULL){ |
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| 332 | cursor=cursor->next; |
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| 333 | } |
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| 334 | cursor=(maps*)malloc(sizeof(maps*)); |
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| 335 | cursor->name=PyString_AsString(key); |
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| 336 | #ifdef DEBUG |
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| 337 | dumpMap(mapFromPyDict((PyDictObject*)value)); |
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| 338 | #endif |
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| 339 | cursor->content=mapFromPyDict((PyDictObject*)value); |
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| 340 | cursor->next=NULL; |
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| 341 | if(res==NULL) |
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| 342 | res=cursor; |
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| 343 | else |
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| 344 | addMapsToMaps(&res,cursor); |
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| 345 | #ifdef DEBUG |
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| 346 | dumpMaps(res); |
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| 347 | fprintf(stderr,">> parsed maps %d\n",i); |
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| 348 | #endif |
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| 349 | } |
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| 350 | return res; |
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| 351 | } |
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| 352 | |
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| 353 | map* mapFromPyDict(PyDictObject* t){ |
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| 354 | map* res=NULL; |
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| 355 | PyObject* list=PyDict_Keys((PyObject*)t); |
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| 356 | int nb=PyList_Size(list); |
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| 357 | int i; |
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| 358 | for(i=0;i<nb;i++){ |
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| 359 | PyObject* key=PyList_GetItem(list,i); |
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| 360 | PyObject* value=PyDict_GetItem((PyObject*)t,key); |
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| 361 | #ifdef DEBUG |
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| 362 | fprintf(stderr,">> DEBUG VALUES : %s => %s\n", |
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| 363 | PyString_AsString(key),PyString_AsString(value)); |
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| 364 | #endif |
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| 365 | if(res!=NULL) |
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| 366 | addToMap(res,PyString_AsString(key),PyString_AsString(value)); |
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| 367 | else |
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| 368 | res=createMap(PyString_AsString(key),PyString_AsString(value)); |
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| 369 | } |
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| 370 | return res; |
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| 371 | } |
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