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Alert levels are defined as follows:

Days before expiration (date limited license)Hours before expiration (time limited license)Alert Level
More than 7More than 72 hoursINFORMATIONAL
Between 4 and 7Between 49 and 72 hoursMINOR
Between 2 and 3Between 25 and 48 hoursMAJOR
Less than 2Between 0 and 24 hoursCRITICAL
< 00 hours and 0 minutes
Highlight
color#FF0000

EXPIRED

Example

Command line parameters

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  • Number of days before the license expires that will generate an alert → specify a number of days (default = 7)
  • Prevent from sending default email → -nomail . This option is useful when a custom script is created to send alerts (see further)
  • Force the expiration date for debugging → -expdat=<DD-MMM-YYYY>  where DD = day of the month, MMM = month (3 characters, 1st letter uppercase), YYYY = year

Example (command executed on 21-Jul-2020):

# /opt/charon/utils/charon_expchk 15 -nomail -expdat=1324-Jul-2019

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classpagebreak
2020


The command above, with forced expiration date, will provide the following results:

Image Added

Custom alert script

A customer script can be created to send alerts for example when a monitoring software is installed.

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  • $1 = level that can be (case sensitive): Informational, Minor, MAJOR, CRITITALCRITICAL, EXPIRED or NEUTRAL
    • Note: NEUTRAL is sent when no alert is detected, used to send counter alert.
  • $2 = message starting with ":" followed by the license expiration date, the license number and the product.
    • Example: : 1324-Jul-20192020. License: 10034151001687. Product: CHARON-AXP


Script example using Zabbix software:

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Div

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class

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small

#!/bin/sh

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#-------------------------------------------------------------------------------

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#

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charon_expchk.custom

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#-------------------------------------------------------------------------------

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ZABSEND=/usr/bin/zabbix_sender

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ZABCONF=/etc/zabbix/zabbix_agentd.conf

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if

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test

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-x

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${ZABSEND}

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then
  if test -s

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${ZABCONF}

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  then
    case "$1"

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    in
      Informational) LVL="INFORMATION";;

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      Minor) LVL="WARNING";;

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      MAJOR) LVL="AVERAGE";;

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      CRITICAL) LVL="HIGH";;

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      EXPIRED) LVL="DISASTER";;

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      *) LVL="NEUTRAL";;

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    esac
    ${ZABSEND}

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-c

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${ZABCONF}

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-k

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charon_expchk

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-o

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"${LVL};$2"

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>/dev/null

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  else
    echo "The

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Zabbix

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agent

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configuration

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file

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is

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missing.

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Cannot

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send

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alert!"

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  fi
fi


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