View source for HTTP API - Get CDR

'''POST <nowiki>https://gateway_ip/api/get_cdr</nowiki>'''

'''Request Parameters:'''
{| class="wikitable"
|'''Parameter'''
|'''Type'''
|'''Description'''
|-
| colspan="3" |'''Required Parameter'''
|-
| colspan="3" |'''Optional Parameter'''
|-
|port
|Array
|Port(s) whose CDR is to be queried;

Each port  number should be an integer ranging from 0 to 31.
|-
|time_after
|String
|String like "YYYY-MM-DD HH:MM:SS";

Query the CDRs which  are sent after  this time.
|-
|time_before
|String
|String like "YYYY-MM-DD HH:MM:SS";

Query CDRs  are sent before  this time.
|} 

'''Response Parameters:'''
{| class="wikitable"
|'''Parameter'''
|'''Type'''
|'''Description'''
|-
|error_code
|Integer
|Codes that may be returned: 200: Request has been processed 400: Request format is not  valid

500: Other  errors
|-
|sn
|String
|SN of the  gateway
|-
|cdr
|Array
|Each CDR will be returned according to the query.
'''port''': port  number;

'''start_date''': start time of the call; '''answer_date''': answer  time of the call;  '''duration''': call duration '''source_number'''：source number

'''destination_number'''：destination number

'''direction''': call direction which  could be gsm->ip, ip->gsm or callback;

'''ip''': the source ip of an ip->gsm call

'''codec''': it could be：G.711U, G.723.1, G.711A or G.729AB;

'''hangup''': the party to hang up the call  ; it could be the called party, the calling party or the gateway;

'''gsm_code''': the code of the reason  why the GSM side hangs up the call;

'''bcch''': BCCH used for  this call
|} 

'''Example of Getting CDR:'''

'''Request：''' 

curl -k --anyauth -u admin:admin -d '{"port":[2,3]}' -H  "Content-Type: application/json" <nowiki>http://gateway_ip/api/get_cdr</nowiki>

'''Response:'''

{"error_code":200,"sn":"xxxx-xxxx-xxxx-xxxx","cdr":[{"port":2, "start_date":"2015-07-21 16:35:20","answer_date":"2015-07-21  16:35:31","duration":3,"source_number":"1010","destination_num ber":"6717","direction":"ip->gsm","ip":"172.16.100.136","codec":"G.711U","hangup":"called","gsm_code":16,"bcch":""}]}