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Unset variables before evaluating options (avoid conflicts with environment variables) #82

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Unset variables before evaluating options (avoid conflicts with environment variables) #82

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9 changes: 9 additions & 0 deletions ssl-cert-check
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Original file line number Diff line number Diff line change
Expand Up @@ -804,6 +804,15 @@ check_file_status() {
#################################
### Start of main program
#################################

### Unset variables that are used in options-evaluation and subsequent control flow (and could be defined in the environment already)
unset ALARM
unset CERTFILE
unset CERTDIRECTORY
unset HOST
unset NAGIOS
unset SERVERFILE

while getopts abc:d:e:E:f:hik:nNp:qs:St:Vx: option
do
case "${option}" in
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