20 lines
527 B
Bash
20 lines
527 B
Bash
#!/bin/zsh
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coproc ( : | openssl s_client -connect $1:443 2>/dev/null| awk '/BEGIN CERTIFICATE/,/END CERTIFICATE/' | openssl x509 -in - -noout -startdate -enddate -ext subjectAltName | sed '/X509v3 Subject Alternative Name/ {n ; s/DNS://g ; s/, /\n /g;}' )
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exec 3> >(LC_ALL=C sort)
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sort=0
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while read -p line
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do
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if [[ $line = notBefore=* ]]
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then
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if (( sort == 1 ))
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then
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echo " $line" >&3
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else
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[[ $line = 'X509v3 Subject Alternative Name:' ]] && sort=1
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echo $line
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fi
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done
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