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crud_internal.c
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/**
* Copyright 2016 Comcast Cable Communications Management, LLC
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <cJSON.h>
#include <wrp-c.h>
#include "crud_tasks.h"
#include "crud_internal.h"
#include "config.h"
#include "connection.h"
#include "close_retry.h"
#include "client_list.h"
#define SERVICE_STATUS "service-status"
static void freeObjArray(char *(*obj)[], int size);
static int writeIntoCrudJson(cJSON *res_obj, char * object, cJSON *objValue, int freeFlag);
static int parse_dest_elements_to_string(wrp_msg_t *reqMsg, char *(*obj)[]);
static char* strdupptr( const char *s, const char *e );
static int ConnDisconnectFromCloud(char *reason);
static int validateDisconnectString(char *reason);
static int getClientStatus(char *service, cJSON **jsonresponse);
int writeToJSON(char *data)
{
FILE *fp;
fp = fopen(get_parodus_cfg()->crud_config_file , "w+");
if (fp == NULL)
{
ParodusError("Failed to open file %s\n", get_parodus_cfg()->crud_config_file );
return 0;
}
if(data !=NULL)
{
fwrite(data, strlen(data), 1, fp);
fclose(fp);
return 1;
}
else
{
ParodusError("WriteToJson failed, Data is NULL\n");
return 0;
}
}
int readFromJSON(char **data)
{
return readFromFile (get_parodus_cfg()->crud_config_file, data);
}
/*
* @res_obj json object to add it in crud config json file
* @object parent json obj name i.e tags
* @objValue child json obj to be added to parent i.e test
* @freeFlag Based on this flag, writeIntoCrudJson decides to do free/cjson_delete for the json object
*/
int writeIntoCrudJson(cJSON *res_obj, char * object, cJSON *objValue, int freeFlag)
{
char *out = NULL;
int write_status = 0;
cJSON_AddItemToObject(res_obj , object, objValue);
out = cJSON_PrintUnformatted(res_obj );
ParodusPrint("out : %s\n",out);
write_status = writeToJSON(out);
if(out !=NULL)
{
free( out );
}
if(res_obj !=NULL && freeFlag)
{
cJSON_Delete(res_obj);
}
else if(res_obj != NULL)
{
free(res_obj);
}
return write_status;
}
int createObject( wrp_msg_t *reqMsg , wrp_msg_t **response)
{
cJSON *json, *jsonPayload = NULL;
char *obj[5];
int objlevel = 0, j=0, i =0;
char *jsonData = NULL;
cJSON *testObj1 = NULL;
char *resPayload = NULL;
int jsontagitemSize, create_status =0;
int value, status, jsonPayloadSize =0;
char *key = NULL, *testkey = NULL;
const char*parse_error =NULL;
int expireFlag = 0;
ParodusInfo("Processing createObject\n");
status = readFromJSON(&jsonData);
ParodusPrint("read status %d\n", status);
if(status == 0)
{
ParodusInfo("Proceed creating CRUD config %s\n", get_parodus_cfg()->crud_config_file );
json = cJSON_Parse( jsonData );
}
else
{
if((jsonData !=NULL) && (strlen(jsonData)>0))
{
json = cJSON_Parse( jsonData );
if( json == NULL )
{
parse_error = cJSON_GetErrorPtr();
ParodusError("Parse Error before: %s\n", parse_error);
if(jsonData !=NULL)
{
free( jsonData );
jsonData = NULL;
}
(*response)->u.crud.status = 500;
return -1;
}
else
{
ParodusInfo("CRUD config json parse success\n");
}
}
else
{
ParodusInfo("CRUD config is empty, proceed creation of new object\n");
json = cJSON_Parse( jsonData );
}
}
if(jsonData !=NULL)
{
free( jsonData );
jsonData = NULL;
}
if(reqMsg->u.crud.dest !=NULL)
{
ParodusInfo("reqMsg->u.crud.dest is %s\n", reqMsg->u.crud.dest);
objlevel = parse_dest_elements_to_string(reqMsg, &obj);
if(objlevel < 0)
{
(*response)->u.crud.status = 400;
cJSON_Delete( json);
return -1;
}
ParodusInfo( "Number of object level %d\n", objlevel);
/* Valid request will be mac:14cfexxxx/parodus/tag/${name} which is objlevel 4 */
if(objlevel == 4 && ((obj[2] != NULL) && (strcmp(obj[2] , "parodus") == 0) ) && ((obj[3] != NULL) &&(strcmp(obj[3] , "tag") == 0 )))
{
if(reqMsg->u.crud.payload != NULL)
{
ParodusInfo("reqMsg->u.crud.payload is %s\n", (char *)reqMsg->u.crud.payload);
jsonPayload = cJSON_Parse( reqMsg->u.crud.payload );
if(jsonPayload !=NULL)
{
jsonPayloadSize = cJSON_GetArraySize( jsonPayload );
ParodusPrint( "jsonPayloadSize is %d\n", jsonPayloadSize );
if(jsonPayloadSize)
{
cJSON* res_obj = NULL;
/* checking the mandatory field "expires" key in request payload */
for (i =0 ; i < jsonPayloadSize ; i++)
{
key= cJSON_GetArrayItem( jsonPayload, i )->string;
if (key && (cJSON_Number == cJSON_GetArrayItem( jsonPayload, i )->type))
{
value = cJSON_GetArrayItem( jsonPayload, i )->valueint;
ParodusPrint("key:%s value:%d\n", key, value);
if(strcmp(key, "expires") == 0 )
{
ParodusPrint("Found expires key \n");
if(!value)
{
ParodusError("Invalid request. Incorrect expires value\n");
(*response)->u.crud.status = 400;
cJSON_Delete( jsonPayload );
jsonPayload = NULL;
cJSON_Delete(json);
json = NULL;
freeObjArray(&obj, objlevel);
return -1;
}
else
{
expireFlag = 1;
break;
}
}
else
{
ParodusPrint("expires key not found in payload, iterating ..\n");
}
}
}
if(!expireFlag )
{
ParodusError("Invalid request. Numeric expires value is mandatory in payload\n");
(*response)->u.crud.status = 400;
cJSON_Delete( jsonPayload );
jsonPayload = NULL;
cJSON_Delete(json);
json = NULL;
freeObjArray(&obj, objlevel);
return -1;
}
/* checking for proper string values in request payload */
for (i =0 ; i < jsonPayloadSize ; i++)
{
if(cJSON_GetArrayItem( jsonPayload, i )->string != NULL && strlen(cJSON_GetArrayItem( jsonPayload, i )->string) == 0)
{
ParodusError("Invalid Request. Key is NULL in request payload\n");
(*response)->u.crud.status = 400;
cJSON_Delete( jsonPayload );
jsonPayload = NULL;
cJSON_Delete(json);
json = NULL;
freeObjArray(&obj, objlevel);
return -1;
}
else
{
if (cJSON_String == cJSON_GetArrayItem( jsonPayload, i )->type)
{
if(cJSON_GetArrayItem( jsonPayload, i )->valuestring != NULL && strlen(cJSON_GetArrayItem( jsonPayload, i )->valuestring) == 0)
{
ParodusError("Invalid request. Object value is NULL\n");
(*response)->u.crud.status = 400;
cJSON_Delete( jsonPayload );
jsonPayload = NULL;
cJSON_Delete(json);
json = NULL;
freeObjArray(&obj, objlevel);
return -1;
}
else
{
ParodusPrint("key:%s value:%s\n", cJSON_GetArrayItem( jsonPayload, i )->string, cJSON_GetArrayItem( jsonPayload, i )->valuestring);
}
}
}
}
//check tags object exists
cJSON *tagObj = cJSON_GetObjectItem( json, "tags" );
if(tagObj !=NULL)
{
ParodusInfo("tag obj exists in json\n");
//check requested test object exists under tags
cJSON *testObj = cJSON_GetObjectItem( tagObj, obj[objlevel] );
if(testObj !=NULL)
{
jsontagitemSize = cJSON_GetArraySize( tagObj );
ParodusPrint( "jsontagitemSize is %d\n", jsontagitemSize );
//traverse through each test objects to find match
for( j = 0 ; j < jsontagitemSize ; j++ )
{
testkey = cJSON_GetArrayItem( tagObj, j )->string;
ParodusPrint("testkey is %s\n", testkey);
if( strcmp( testkey, obj[objlevel] ) == 0 )
{
ParodusError( "Create is not allowed. testObj %s is already exists in json\n", testkey );
(*response)->u.crud.status = 409;
cJSON_Delete( jsonPayload );
jsonPayload = NULL;
cJSON_Delete(json);
json = NULL;
freeObjArray(&obj, objlevel);
return -1;
}
else
{
ParodusPrint("testObj not found, iterating..\n");
}
}
}
else
{
ParodusInfo("testObj doesnot exists in json, adding it\n");
res_obj = cJSON_CreateObject();
//To add into crud json config file
cJSON_AddItemToObject(tagObj, obj[objlevel], testObj1 = cJSON_CreateObject());
for (i =0 ; i < jsonPayloadSize ; i++)
{
if (cJSON_Number == cJSON_GetArrayItem( jsonPayload, i )->type)
{
cJSON_AddNumberToObject(testObj1, cJSON_GetArrayItem( jsonPayload, i )->string, cJSON_GetArrayItem( jsonPayload, i )->valueint);
}
else if (cJSON_String == cJSON_GetArrayItem( jsonPayload, i )->type)
{
cJSON_AddStringToObject(testObj1, cJSON_GetArrayItem( jsonPayload, i )->string, cJSON_GetArrayItem( jsonPayload, i )->valuestring);
}
else
{
ParodusError("Invalid Type in request payload\n");
(*response)->u.crud.status = 400;
cJSON_Delete(res_obj);
res_obj = NULL;
cJSON_Delete( jsonPayload );
jsonPayload = NULL;
cJSON_Delete(json);
json = NULL;
freeObjArray(&obj, objlevel);
return -1;
}
}
//To add into response payload
cJSON *payloadObj = cJSON_CreateObject();
cJSON * tmpObj = NULL;
cJSON_AddItemToObject(payloadObj, obj[objlevel], tmpObj = cJSON_CreateObject());
for (i =0 ; i < jsonPayloadSize ; i++)
{
if (cJSON_Number == cJSON_GetArrayItem( jsonPayload, i )->type)
{
cJSON_AddNumberToObject(tmpObj, cJSON_GetArrayItem( jsonPayload, i )->string, cJSON_GetArrayItem( jsonPayload, i )->valueint);
}
else
{
cJSON_AddStringToObject(tmpObj, cJSON_GetArrayItem( jsonPayload, i )->string, cJSON_GetArrayItem( jsonPayload, i )->valuestring);
}
}
resPayload = cJSON_PrintUnformatted(payloadObj);
cJSON_Delete( payloadObj );
(*response)->u.crud.payload = resPayload;
(*response)->u.crud.payload_size = strlen(resPayload);
(*response)->u.crud.status = 201;
//Pass freeflag as 0 if you add new child obj to parent obj i.e test obj creation
create_status = writeIntoCrudJson(res_obj,"tags", tagObj, 0);
}
}
else
{
ParodusInfo("tagObj doesnot exists in json, adding it\n");
//To add into crud json config file
res_obj = cJSON_CreateObject();
tagObj = cJSON_CreateObject();
cJSON_AddItemToObject(tagObj, obj[objlevel], testObj1 = cJSON_CreateObject());
for (i =0 ; i < jsonPayloadSize ; i++)
{
if (cJSON_Number == cJSON_GetArrayItem( jsonPayload, i )->type)
{
cJSON_AddNumberToObject(testObj1, cJSON_GetArrayItem( jsonPayload, i )->string, cJSON_GetArrayItem( jsonPayload, i )->valueint);
}
else if (cJSON_String == cJSON_GetArrayItem( jsonPayload, i )->type)
{
cJSON_AddStringToObject(testObj1, cJSON_GetArrayItem( jsonPayload, i )->string, cJSON_GetArrayItem( jsonPayload, i )->valuestring);
}
else
{
ParodusError("Invalid Type in request payload\n");
(*response)->u.crud.status = 400;
cJSON_Delete(res_obj);
res_obj = NULL;
cJSON_Delete(tagObj);
tagObj = NULL;
cJSON_Delete( jsonPayload );
jsonPayload = NULL;
cJSON_Delete(json);
json = NULL;
freeObjArray(&obj, objlevel);
return -1;
}
}
//To add into response payload
resPayload = cJSON_PrintUnformatted(tagObj);
(*response)->u.crud.payload = resPayload;
(*response)->u.crud.payload_size = strlen(resPayload);
(*response)->u.crud.status = 201;
//Pass freeflag as 1 if you create new parent json object i.e tag obj creation
create_status = writeIntoCrudJson(res_obj,"tags", tagObj, 1);
}
cJSON_Delete( jsonPayload );
jsonPayload = NULL;
cJSON_Delete(json);
json = NULL;
freeObjArray(&obj, objlevel);
if(create_status == 1)
{
ParodusPrint("Data is successfully added to JSON\n");
}
else
{
ParodusError("Failed to add data to JSON\n");
(*response)->u.crud.status = 500;
return -1;
}
}
else
{
ParodusError("Invalid CREATE request, payload size is 0\n");
(*response)->u.crud.status = 400;
freeObjArray(&obj, objlevel);
cJSON_Delete( jsonPayload );
jsonPayload = NULL;
cJSON_Delete( json);
return -1;
}
}
else
{
ParodusError("Invalid CREATE request, payload is not json\n");
(*response)->u.crud.status = 400;
freeObjArray(&obj, objlevel);
cJSON_Delete( json);
return -1;
}
}
else
{
ParodusError("Invalid CREATE request, payload is NULL\n");
(*response)->u.crud.status = 400;
freeObjArray(&obj, objlevel);
cJSON_Delete( json );
return -1;
}
}
else
{
// Return error for request format other than parodus/tag/${name}
ParodusError("Invalid CREATE request\n");
(*response)->u.crud.status = 400;
freeObjArray(&obj, objlevel);
cJSON_Delete( json );
return -1;
}
}
else
{
ParodusError("Requested dest path is NULL\n");
(*response)->u.crud.status = 400;
cJSON_Delete( json );
return -1;
}
return 0;
}
// To retrieve from in-memory read only config list
int retrieveFromMemory(char *keyName, cJSON **jsonresponse)
{
*jsonresponse = cJSON_CreateObject();
if(strcmp(HW_MODELNAME, keyName)==0)
{
if((get_parodus_cfg()->hw_model !=NULL) && (strlen(get_parodus_cfg()->hw_model)==0))
{
ParodusError("retrieveFromMemory: hw_model value is NULL\n");
return -1;
}
ParodusInfo("retrieveFromMemory: keyName: %s value: %s\n",keyName,get_parodus_cfg()->hw_model);
cJSON_AddItemToObject(*jsonresponse, HW_MODELNAME, cJSON_CreateString(get_parodus_cfg()->hw_model));
}
else if(strcmp(HW_SERIALNUMBER, keyName)==0)
{
if((get_parodus_cfg()->hw_serial_number !=NULL) && (strlen(get_parodus_cfg()->hw_serial_number)==0))
{
ParodusError("retrieveFromMemory: hw_serial_number value is NULL\n");
return -1;
}
ParodusInfo("retrieveFromMemory: keyName:%s value:%s\n",keyName,get_parodus_cfg()->hw_serial_number);
cJSON_AddItemToObject( *jsonresponse, HW_SERIALNUMBER , cJSON_CreateString(get_parodus_cfg()->hw_serial_number));
}
else if(strcmp(HW_MANUFACTURER, keyName)==0)
{
if((get_parodus_cfg()->hw_manufacturer !=NULL) && (strlen(get_parodus_cfg()->hw_manufacturer)==0))
{
ParodusError("retrieveFromMemory: hw_manufacturer value is NULL\n");
return -1;
}
ParodusInfo("retrieveFromMemory: keyName:%s value:%s\n",keyName,get_parodus_cfg()->hw_manufacturer);
cJSON_AddItemToObject( *jsonresponse, HW_MANUFACTURER , cJSON_CreateString(get_parodus_cfg()->hw_manufacturer));
}
else if(strcmp(HW_DEVICEMAC, keyName)==0)
{
if((get_parodus_cfg()->hw_mac !=NULL) && (strlen(get_parodus_cfg()->hw_mac)==0))
{
ParodusError("retrieveFromMemory: hw_mac value is NULL\n");
return -1;
}
ParodusInfo("retrieveFromMemory: keyName:%s value:%s\n",keyName,get_parodus_cfg()->hw_mac);
cJSON_AddItemToObject( *jsonresponse, HW_DEVICEMAC , cJSON_CreateString(get_parodus_cfg()->hw_mac));
}
else if(strcmp(HW_LAST_REBOOT_REASON, keyName)==0)
{
if((get_parodus_cfg()->hw_last_reboot_reason !=NULL) && (strlen(get_parodus_cfg()->hw_last_reboot_reason)==0))
{
ParodusError("retrieveFromMemory: hw_last_reboot_reason value is NULL\n");
return -1;
}
ParodusInfo("retrieveFromMemory: keyName:%s value:%s\n",keyName,get_parodus_cfg()->hw_last_reboot_reason);
cJSON_AddItemToObject( *jsonresponse, HW_LAST_REBOOT_REASON , cJSON_CreateString(get_parodus_cfg()->hw_last_reboot_reason));
}
else if(strcmp(FIRMWARE_NAME,keyName)==0)
{
if((get_parodus_cfg()->fw_name !=NULL) && (strlen(get_parodus_cfg()->fw_name)==0))
{
ParodusError("retrieveFromMemory: fw_name value is NULL\n");
return -1;
}
ParodusInfo("retrieveFromMemory: keyName:%s value:%s\n",keyName,get_parodus_cfg()->fw_name);
cJSON_AddItemToObject( *jsonresponse, FIRMWARE_NAME , cJSON_CreateString(get_parodus_cfg()->fw_name));
}
else if(strcmp(WEBPA_INTERFACE, keyName)==0)
{
if((get_parodus_cfg()->webpa_interface_used !=NULL)&& (strlen(get_parodus_cfg()->fw_name)==0))
{
ParodusError("retrieveFromMemory: webpa_interface_used value is NULL\n");
return -1;
}
ParodusInfo("retrieveFromMemory: keyName:%s value:%s\n",keyName,get_parodus_cfg()->webpa_interface_used);
cJSON_AddItemToObject( *jsonresponse, WEBPA_INTERFACE , cJSON_CreateString(get_parodus_cfg()->webpa_interface_used));
}
else if(strcmp(WEBPA_URL, keyName)==0)
{
if((get_parodus_cfg()->webpa_url !=NULL) && (strlen(get_parodus_cfg()->webpa_url)==0))
{
ParodusError("retrieveFromMemory: webpa_url value is NULL\n");
return -1;
}
ParodusInfo("retrieveFromMemory: keyName:%s value:%s\n",keyName,get_parodus_cfg()->webpa_url);
cJSON_AddItemToObject( *jsonresponse, WEBPA_URL , cJSON_CreateString(get_parodus_cfg()->webpa_url));
}
else if(strcmp(WEBPA_PROTOCOL, keyName)==0)
{
if((get_parodus_cfg()->webpa_protocol !=NULL) && (strlen(get_parodus_cfg()->webpa_protocol)==0))
{
ParodusError("retrieveFromMemory: webpa_protocol value is NULL\n");
return -1;
}
ParodusInfo("retrieveFromMemory: keyName:%s value:%s\n",keyName,get_parodus_cfg()->webpa_protocol);
cJSON_AddItemToObject( *jsonresponse, WEBPA_PROTOCOL , cJSON_CreateString(get_parodus_cfg()->webpa_protocol));
}
else if(strcmp(WEBPA_UUID, keyName)==0)
{
if((get_parodus_cfg()->webpa_uuid !=NULL) && (strlen(get_parodus_cfg()->webpa_uuid)==0))
{
ParodusError("retrieveFromMemory: webpa_uuid value is NULL\n");
return -1;
}
ParodusInfo("retrieveFromMemory: keyName:%s value:%s\n",keyName,get_parodus_cfg()->webpa_uuid);
cJSON_AddItemToObject( *jsonresponse, WEBPA_UUID , cJSON_CreateString(get_parodus_cfg()->webpa_uuid));
}
else if(strcmp(CLOUD_STATUS, keyName)==0)
{
if(get_parodus_cfg()->cloud_status ==NULL)
{
ParodusError("retrieveFromMemory: cloud_status value is NULL\n");
return -1;
}
else if((get_parodus_cfg()->cloud_status !=NULL) && (strlen(get_parodus_cfg()->cloud_status)==0))
{
ParodusError("retrieveFromMemory: cloud_status value is empty\n");
return -1;
}
else
{
ParodusInfo("retrieveFromMemory: keyName:%s value:%s\n", keyName, get_parodus_cfg()->cloud_status);
cJSON_AddItemToObject( *jsonresponse, CLOUD_STATUS , cJSON_CreateString(get_parodus_cfg()->cloud_status));
}
}
else if(strcmp(BOOT_TIME, keyName)==0)
{
ParodusInfo("retrieveFromMemory: keyName:%s value:%d\n",keyName,get_parodus_cfg()->boot_time);
cJSON_AddItemToObject( *jsonresponse, BOOT_TIME , cJSON_CreateNumber(get_parodus_cfg()->boot_time));
}
else if(strcmp(WEBPA_PING_TIMEOUT , keyName)==0)
{
ParodusInfo("retrieveFromMemory: keyName:%s value:%d\n",keyName,get_parodus_cfg()->webpa_ping_timeout);
cJSON_AddItemToObject( *jsonresponse, WEBPA_PING_TIMEOUT , cJSON_CreateNumber(get_parodus_cfg()->webpa_ping_timeout));
}
else if(strcmp(WEBPA_BACKOFF_MAX, keyName)==0)
{
ParodusInfo("retrieveFromMemory: keyName:%s value:%d\n",keyName,get_parodus_cfg()->webpa_backoff_max);
cJSON_AddItemToObject( *jsonresponse, WEBPA_BACKOFF_MAX , cJSON_CreateNumber(get_parodus_cfg()->webpa_backoff_max));
}
else
{
ParodusError("Invalid retrieve key object: %s\n", keyName);
return -1;
}
return 0;
}
int retrieveObject( wrp_msg_t *reqMsg, wrp_msg_t **response )
{
cJSON *paramArray = NULL;
cJSON *json = NULL, *childObj = NULL, *subitemObj =NULL;
char *jsonData = NULL;
char *obj[5];
int objlevel = 0, i = 0, j=0, found = 0, status;
cJSON *inMemResponse = NULL;
int inMemStatus = -1, itemSize =0;
char *str1 = NULL;
const char *parse_error = NULL;
if(reqMsg->u.crud.dest !=NULL)
{
ParodusInfo("reqMsg->u.crud.dest is %s\n", reqMsg->u.crud.dest);
objlevel = parse_dest_elements_to_string(reqMsg, &obj);
if(objlevel < 0)
{
(*response)->u.crud.status = 400;
cJSON_Delete( json);
return -1;
}
ParodusInfo( "Number of object level %d\n", objlevel );
if((objlevel == 3 && ((obj[3] !=NULL) && strstr(obj[3] ,"tags") == NULL)) || (objlevel == 4 && ((obj[3] !=NULL) && strstr(obj[3] ,"service-status") != NULL)))
{
//To support dest "mac:14xxxxxxxxxx/parodus/service-status/service" to retrieve online/offline status of registered clients.
if(strstr(obj[3] ,"service-status") !=NULL)
{
inMemStatus = getClientStatus(obj[4], &inMemResponse );
}
else
{
inMemStatus = retrieveFromMemory(obj[3], &inMemResponse );
}
if(inMemStatus == 0)
{
ParodusInfo("inMemory retrieve returns success \n");
char *inmem_str = cJSON_PrintUnformatted( inMemResponse );
ParodusInfo( "inMemResponse: %s\n", inmem_str );
(*response)->u.crud.status = 200;
(*response)->u.crud.payload = inmem_str;
(*response)->u.crud.payload_size = strlen(inmem_str);
cJSON_Delete( inMemResponse );
freeObjArray(&obj, objlevel);
}
else
{
ParodusError("Failed to retrieve inMemory value \n");
(*response)->u.crud.status = 400;
cJSON_Delete( inMemResponse );
freeObjArray(&obj, objlevel);
return -1;
}
}
else
{
ParodusInfo("Processing CRUD external tag request \n");
status = readFromJSON(&jsonData);
ParodusPrint("read status %d\n", status);
if(status)
{
if((jsonData !=NULL) && (strlen(jsonData)>0))
{
json = cJSON_Parse( jsonData );
if(jsonData !=NULL)
{
free( jsonData );
jsonData = NULL;
}
if( json == NULL )
{
parse_error = cJSON_GetErrorPtr();
if (parse_error != NULL)
{
ParodusError("Parse Error before: %s\n", parse_error);
}
(*response)->u.crud.status = 500;
freeObjArray(&obj, objlevel);
return -1;
}
else
{
ParodusInfo("CRUD config json parse success\n");
cJSON *jsonresponse = cJSON_CreateObject();
paramArray = cJSON_GetObjectItem( json, "tags" );
if( paramArray != NULL )
{
itemSize = cJSON_GetArraySize( paramArray );
if( itemSize == 0 )
{
ParodusError("itemSize is 0, tags object is empty in json\n");
(*response)->u.crud.status = 400;
cJSON_Delete( jsonresponse );
cJSON_Delete( json );
freeObjArray(&obj, objlevel);
return -1;
}
else
{
//To retrieve top level tags object
if( strcmp( cJSON_GetObjectItem( json, "tags" )->string, obj[objlevel] ) == 0 )
{
ParodusInfo("top level tags object\n");
cJSON_AddItemToObject( jsonresponse, obj[objlevel ] , childObj = cJSON_CreateObject());
//To add test objects to jsonresponse
for( i = 0; i < itemSize; i++ )
{
cJSON* subitem = cJSON_GetArrayItem( paramArray, i );
int subitemSize = cJSON_GetArraySize( subitem );
cJSON_AddItemToObject( childObj, cJSON_GetArrayItem( paramArray, i )->string, subitemObj = cJSON_CreateObject() );
//To add subitem objects to jsonresponse
for( j = 0 ; j < subitemSize ; j++ )
{
if (cJSON_Number == cJSON_GetArrayItem( subitem, j )->type)
{
ParodusPrint( " %s : %d \n", cJSON_GetArrayItem( subitem, j )->string, cJSON_GetArrayItem( subitem, j )->valueint );
cJSON_AddItemToObject( subitemObj, cJSON_GetArrayItem( subitem, j )->string, cJSON_CreateNumber(cJSON_GetArrayItem( subitem, j )->valueint));
}
else
{
ParodusPrint( " %s : %s \n", cJSON_GetArrayItem( subitem, j )->string, cJSON_GetArrayItem( subitem, j )->valuestring );
cJSON_AddItemToObject( subitemObj, cJSON_GetArrayItem( subitem, j )->string, cJSON_CreateString(cJSON_GetArrayItem( subitem, j )->valuestring));
}
}
}
cJSON *tagObj = cJSON_GetObjectItem( jsonresponse, "tags" );
str1 = cJSON_PrintUnformatted( tagObj );
ParodusInfo( "jsonResponse %s\n", str1 );
(*response)->u.crud.status = 200;
(*response)->u.crud.payload = str1;
(*response)->u.crud.payload_size = strlen(str1);
}
else
{
if ((obj[3] !=NULL) && (strcmp(obj[3] , "tag") == 0))
{
//To traverse through total number of test objects in json
for( i = 0 ; i < itemSize ; i++ )
{
cJSON* subitem = cJSON_GetArrayItem( paramArray, i );
int subitemSize = cJSON_GetArraySize( subitem );
if( strcmp( cJSON_GetArrayItem( paramArray, i )->string, obj[objlevel] ) == 0 )
{
//To add subitem objects to jsonresponse
for( j = 0 ; j < subitemSize ; j++ )
{
//retrieve test object value
if (cJSON_Number == cJSON_GetArrayItem( subitem, j )->type)
{
ParodusPrint( " %s : %d \n", cJSON_GetArrayItem( subitem, j )->string, cJSON_GetArrayItem( subitem, j )->valueint );
cJSON_AddItemToObject( jsonresponse, cJSON_GetArrayItem( subitem, j )->string , cJSON_CreateNumber(cJSON_GetArrayItem( subitem, j )->valueint));
}
else
{
ParodusPrint( " %s : %s \n", cJSON_GetArrayItem( subitem, j )->string, cJSON_GetArrayItem( subitem, j )->valuestring );
cJSON_AddItemToObject( jsonresponse, cJSON_GetArrayItem( subitem, j )->string , cJSON_CreateString(cJSON_GetArrayItem( subitem, j )->valuestring));
}
}
ParodusInfo("Retrieve: requested object found \n");
found = 1;
break;
}
else
{
ParodusPrint("retrieve object not found, traversing\n");
}
}
if(!found)
{
ParodusError("Unable to retrieve requested object\n");
(*response)->u.crud.status = 400;
cJSON_Delete( jsonresponse );
cJSON_Delete( json );
freeObjArray(&obj, objlevel);
return -1;
}
char *str1 = cJSON_PrintUnformatted( jsonresponse );
ParodusInfo( "jsonResponse %s\n", str1 );
(*response)->u.crud.status = 200;
(*response)->u.crud.payload = str1;
(*response)->u.crud.payload_size = strlen(str1);
}
else
{
// Return error for request format other than parodus/tag/${name}
ParodusError("Invalid RETRIEVE request\n");
(*response)->u.crud.status = 400;
cJSON_Delete( jsonresponse );
cJSON_Delete( json );
freeObjArray(&obj, objlevel);
return -1;
}
}
}
}
else
{
ParodusError("Failed to RETRIEVE object from json\n");
(*response)->u.crud.status = 400;
cJSON_Delete( jsonresponse );
cJSON_Delete( json );
freeObjArray(&obj, objlevel);
return -1;
}
cJSON_Delete( jsonresponse );
cJSON_Delete( json );
}
}
else
{
ParodusError("CRUD config %s is empty\n", get_parodus_cfg()->crud_config_file);
(*response)->u.crud.status = 500;
freeObjArray(&obj, objlevel);
return -1;
}
}
else
{
ParodusError("CRUD config %s is not available\n", get_parodus_cfg()->crud_config_file);
(*response)->u.crud.status = 500;
freeObjArray(&obj, objlevel);
return -1;
}
freeObjArray(&obj, objlevel);
}
}
else
{
ParodusError("Requested dest path is NULL\n");
(*response)->u.crud.status = 400;
return -1;
}
return 0;
}
int updateObject( wrp_msg_t *reqMsg, wrp_msg_t **response )
{
cJSON *json, *jsonPayload = NULL;
char *obj[5];
int objlevel = 0, j=0, i =0;
char *jsonData = NULL;
cJSON *testObj1 = NULL, *testObj2 = NULL;
int update_status = 0, jsonPayloadSize =0;
int jsontagitemSize = 0, value =0;
char *key = NULL, *testkey = NULL;
const char *parse_error = NULL;
int status =0, valid =0;
int expireFlag = 0;
int disconnStatus = 0;
char *disconn_str = NULL;
status = readFromJSON(&jsonData);
ParodusPrint("read status %d\n", status);
if(status == 0)
{
ParodusInfo("Proceed creating CRUD config %s\n", get_parodus_cfg()->crud_config_file );
json = cJSON_Parse( jsonData );
}
else
{
if((jsonData !=NULL) && (strlen(jsonData)>0))
{
json = cJSON_Parse( jsonData );
if( json == NULL )
{
parse_error = cJSON_GetErrorPtr();
ParodusError("Parse Error before: %s\n", parse_error);
if(jsonData !=NULL)
{
free( jsonData );
jsonData = NULL;
}
(*response)->u.crud.status = 500;
return -1;
}
else
{
ParodusInfo("CRUD config json parse success\n");
}
}
else
{
ParodusInfo("CRUD config is empty, proceed creation of new object\n");
json = cJSON_Parse( jsonData );
}
}
if(jsonData !=NULL)
{
free( jsonData );
jsonData = NULL;
}
if(reqMsg->u.crud.dest !=NULL)
{
ParodusInfo("reqMsg->u.crud.dest is %s\n", reqMsg->u.crud.dest);
objlevel = parse_dest_elements_to_string(reqMsg, &obj);
if(objlevel < 0)
{
(*response)->u.crud.status = 400;
cJSON_Delete( json);
return -1;
}
ParodusInfo( "Number of object level %d\n", objlevel );
/* Valid request will be mac:14cfexxxx/parodus/tag/${name} which is objlevel 4 */
if(objlevel == 4 && ((obj[2] != NULL) && (strcmp(obj[2] , "parodus") == 0) ) && ((obj[3] != NULL) &&(strcmp(obj[3] , "tag") == 0 )))
{
if(reqMsg->u.crud.payload != NULL)
{
ParodusInfo("reqMsg->u.crud.payload is %s\n", (char *)reqMsg->u.crud.payload);
jsonPayload = cJSON_Parse( reqMsg->u.crud.payload );
if(jsonPayload !=NULL)
{
jsonPayloadSize = cJSON_GetArraySize( jsonPayload );
ParodusPrint( "jsonPayloadSize is %d\n", jsonPayloadSize );
if(jsonPayloadSize)
{
/* checking the mandatory field "expires" key in request payload */
for (i =0 ; i < jsonPayloadSize ; i++)
{
key= cJSON_GetArrayItem( jsonPayload, i )->string;
if (key && (cJSON_Number == cJSON_GetArrayItem( jsonPayload, i )->type))
{
value = cJSON_GetArrayItem( jsonPayload, i )->valueint;
ParodusPrint("key:%s value:%d\n", key, value);
if(strcmp(key, "expires") == 0 )
{
ParodusPrint("Found expires key \n");
if(!value)
{
ParodusError("Invalid request. Incorrect expires value\n");
(*response)->u.crud.status = 400;
cJSON_Delete( jsonPayload );
jsonPayload = NULL;
cJSON_Delete(json);
json = NULL;
freeObjArray(&obj, objlevel);
return -1;
}
else
{
expireFlag = 1;
break;
}
}
else
{
ParodusPrint("expires key not found in payload, iterating ..\n");
}
}
}
if(!expireFlag )
{
ParodusError("Invalid request. Numeric expires value is mandatory in payload\n");
(*response)->u.crud.status = 400;
cJSON_Delete( jsonPayload );
jsonPayload = NULL;
cJSON_Delete(json);
json = NULL;
freeObjArray(&obj, objlevel);
return -1;
}
/* checking for proper string values in request payload */
for (i =0 ; i < jsonPayloadSize ; i++)
{
if(cJSON_GetArrayItem( jsonPayload, i )->string != NULL && strlen(cJSON_GetArrayItem( jsonPayload, i )->string) == 0)
{
ParodusError("Invalid Request. Key is NULL in request payload\n");
(*response)->u.crud.status = 400;