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61 lines
939 B
61 lines
939 B
4 years ago
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#!/usr/bin/env bash
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port=443
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tlsVersion=1
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host=""
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die(){
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echo "$@" >&2
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exit 1
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}
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print_help(){
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echo "Attempts to connect using different tls versions"
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echo ""
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echo "tlsversionconnect [options] <host>"
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echo ""
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echo "-p | --port port number (default 443)"
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echo "-v | --version tls version (default 1)"
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}
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while [ "$#" -gt 0 ]; do
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case "$1" in
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-p|--port)
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port="$2"
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shift; shift
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;;
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-v|--version)
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case "$2" in
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1|1.0|1-0|1_0)
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tlsVersion="1"
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;;
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1.1|1-1|1_1)
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tlsVersion="1_1"
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;;
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1.2|1-2|1_2)
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tlsVersion="1_2"
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;;
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1.3|1-3|1_3)
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tlsVersion="1_3"
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;;
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esac
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shift; shift
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;;
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-h|--help)
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print_help
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exit 0
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;;
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*)
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host="$1"
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shift
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;;
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esac
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done
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if [ -z "$host" ]; then
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die "No host provided"
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fi
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echo \$ openssl s_client "-tls${tlsVersion}" -connect "${host}:${port}"
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echo "" | openssl s_client "-tls${tlsVersion}" -connect "${host}:${port}"
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