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60 lines
939 B
60 lines
939 B
#!/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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