CDR File Module

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Cdrfile is a module that receive a "chan.cdr" message (maybe from cdrbuild) and is writing the cdr into a file.
 
Cdrfile is a module that receive a "chan.cdr" message (maybe from cdrbuild) and is writing the cdr into a file.
  
Here's list of available variables that could be used to construct a CDR record. Notice, in order for a parameter to be avaiable in the cdr, it has to be enabled in [[CDR Build Module#Configuration|cdrbuild.conf]].
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===List of available variables that could be used to construct a CDR record===
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'''Note''': in order for a parameter to be available in the cdr, it has to be enabled in [[CDR Build Module#Configuration|cdrbuild.conf]].
  
 
The cdrwrite parameter is special, a boolean value of false will prevent the CDR from being written. This is to avoid generating CDR records for utility channels while still being able to track them.
 
The cdrwrite parameter is special, a boolean value of false will prevent the CDR from being written. This is to avoid generating CDR records for utility channels while still being able to track them.
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Adapt the script as needed. You can make the date/time more readable by inserting separators in the time format.
 
Adapt the script as needed. You can make the date/time more readable by inserting separators in the time format.
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'''See also'''
 
'''See also'''
  
 
*[[CDR Build Module]]
 
*[[CDR Build Module]]

Revision as of 16:20, 19 March 2013

Cdrfile is a module that receive a "chan.cdr" message (maybe from cdrbuild) and is writing the cdr into a file.

List of available variables that could be used to construct a CDR record

Note: in order for a parameter to be available in the cdr, it has to be enabled in cdrbuild.conf.

The cdrwrite parameter is special, a boolean value of false will prevent the CDR from being written. This is to avoid generating CDR records for utility channels while still being able to track them.

  • ${time} - UNIX time
  • ${billid} - billing record id
  • ${chan} - channel used
  • ${address} - destination address
  • ${caller} - username/number of the device that initiated/received the call
  • ${called} - destination number
  • ${callername} - caller id
  • ${billtime} - billable call duration, starts from the point when the remote party actually answers the call
  • ${ringtime} - total time of the call
  • ${direction} - has a value of outgoing or incoming
  • ${status} - disposition of the call
  • ${reason} - reason for call disconnection

Configuration

cdrfile.conf:

[general]
; file: string: Name of the file to write the CDR to
; You should check that this file is log rotated - see /etc/logrotate.d/yate
; Example: file=/var/log/yate-cdr.tsv
;file=

; tabs: bool: Use tab-separated instead of comma-separated if format is missing
;tabs=true

; format: string: Custom format to use, overrides default. Each ${parameter}
;  is replaced with the value of that parameter in the call.cdr message

; tab-separated (.tsv)
;format=${time} ${billid} ${chan} ${address} ${caller} ${called} ${billtime} ${ringtime} ${duration} ${direction} ${status} ${reason}
 
; comma-separated (.csv)
;format=${time},"${billid}","${chan}","${address}","${caller}","${called}",${billtime},${ringtime},${duration},"${direction}","${status}","${reason}"

In many real-life situations CDR billing is done in seconds and it's useful to set resolution=sec in cdrbuild.conf.

Converting call time

If you need a human and machine readable representation of the time column you can use the following AWK script:

awk 'BEGIN{FS="\t";OFS="\t"} {$1=strftime("%Y%m%d%H%M%S",$1); print $0}' /var/log/yate-cdr.tsv

The above assumes TAB separated format, the ${time} parameter is in the first column (the $1 positional parameter) and the CDR file is in its usual place.

Adapt the script as needed. You can make the date/time more readable by inserting separators in the time format.


See also

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