68 lines
2.4 KiB
Bash
68 lines
2.4 KiB
Bash
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#!/bin/bash
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#########################################################################
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## tsaClient.sh
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#
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# Clientscript for the FreeTSA Timestamping Service
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# This script generates a tgz archive containing a given file and the
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# timestamping information from freetsa.org including tsr, tsq, log and
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# the ca certificates.
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#
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# devops@elfring.ms - 2019-05-29
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#
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#
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echo "Clientscript for the FreeTSA Timestamping Service"
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echo "https://www.freetsa.org"
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echo
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fileToStamp=$1
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if [ _$# != _1 ]
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then
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echo "Usage: $0 [file to timestamp]"
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echo
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exit 1
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fi
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if [ ! -e $fileToStamp ]
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then
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echo "$fileToStamp does not exist."
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echo
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exit 2
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fi
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{
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echo "Timestamping file $fileToStamp"
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echo
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echo "-------> Create SHA512 checksum (informational)"
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echo "# sha512sum $fileToStamp"
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sha512sum $fileToStamp 2>&1 | sed 's/^/ /'
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echo
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echo "-------> Create and display timestamp query (TSQ)"
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echo "# openssl ts -query -data $fileToStamp -no_nonce -sha512 -cert -out $fileToStamp.tsq"
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echo "# openssl ts -query -in $fileToStamp.tsq -text"
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openssl ts -query -data $fileToStamp -no_nonce -sha512 -cert -out $fileToStamp.tsq 2>&1 | sed 's/^/ /'
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openssl ts -query -in $fileToStamp.tsq -text 2>&1 | sed 's/^/ /'
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echo
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echo "-------> Have the TSQ signed and display the reply (TSR)"
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echo "# curl --silent --header "Content-Type: application/timestamp-query" --data-binary "@$fileToStamp.tsq" https://freetsa.org/tsr --output $fileToStamp.tsr"
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echo "# openssl ts -reply -in $fileToStamp.tsq -text"
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curl --silent --header "Content-Type: application/timestamp-query" --data-binary "@$fileToStamp.tsq" https://freetsa.org/tsr --output $fileToStamp.tsr 2>&1 | sed 's/^/ /'
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openssl ts -reply -in $fileToStamp.tsr -text 2>&1 | sed 's/^/ /'
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echo
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echo "-------> Verify TSR (informational)"
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echo "# curl --silent --output freetsa_cacert.pem https://freetsa.org/files/cacert.pem"
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echo "# openssl ts -verify -in $fileToStamp.tsr -queryfile $fileToStamp.tsq -CAfile freetsa_cacert.pem"
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curl --silent --output freetsa_cacert.pem https://freetsa.org/files/cacert.pem 2>&1 | sed 's/^/ /'
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openssl ts -verify -in $fileToStamp.tsr -queryfile $fileToStamp.tsq -CAfile freetsa_cacert.pem 2>&1 | sed 's/^/ /'
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} | tee $fileToStamp.log
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tar czf $fileToStamp.tsa.tgz $fileToStamp.tsq $fileToStamp.tsr $fileToStamp.log freetsa_cacert.pem $fileToStamp
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rm $fileToStamp.tsq $fileToStamp.tsr $fileToStamp.log freetsa_cacert.pem
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echo
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