33 lines
848 B
Bash
33 lines
848 B
Bash
# $OpenBSD: try-ciphers.sh,v 1.26 2017/04/30 23:34:55 djm Exp $
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# Placed in the Public Domain.
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tid="try ciphers"
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cp $OBJ/sshd_proxy $OBJ/sshd_proxy_bak
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for c in `${SSH} -Q cipher`; do
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n=0
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for m in `${SSH} -Q mac`; do
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if [ "$os" == "windows" ]; then
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c=${c/$'\r'/} # remove CR (carriage return)
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m=${m/$'\r'/} # remove CR (carriage return)
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fi
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trace "cipher $c mac $m"
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verbose "test $tid: cipher $c mac $m"
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cp $OBJ/sshd_proxy_bak $OBJ/sshd_proxy
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echo "Ciphers=$c" >> $OBJ/sshd_proxy
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echo "MACs=$m" >> $OBJ/sshd_proxy
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${SSH} -F $OBJ/ssh_proxy -m $m -c $c somehost true
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if [ $? -ne 0 ]; then
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fail "ssh failed with mac $m cipher $c"
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fi
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# No point trying all MACs for AEAD ciphers since they
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# are ignored.
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if ${SSH} -Q cipher-auth | grep "^${c}\$" >/dev/null 2>&1 ; then
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break
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fi
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n=`expr $n + 1`
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done
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done
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