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#!/bin/bash
SSH_DIRECTORY=$(mktemp -d /tmp/tmp.swrap.XXXXXXXX)
SERVER_ADDRESS="127.0.0.10"
mkdir ${SSH_DIRECTORY}/swrap
cleanup_and_exit () {
trap EXIT
test -z "$1" && set 0
echo
echo "CLEANING UP"
echo
kill -TERM $(< ${SSH_DIRECTORY}/sshd.pid)
rm -rf ${SSH_DIRECTORY}
exit $1
}
# Setup exit handler
trap cleanup_and_exit SIGINT SIGTERM
echo Generating ${SSH_DIRECTORY}/ssh_host_key.
ssh-keygen -t rsa1 -b 2048 -f ${SSH_DIRECTORY}/ssh_host_key -N '' 2>/dev/null
echo Generating ${SSH_DIRECTORY}/ssh_host_dsa_key.
ssh-keygen -t dsa -f ${SSH_DIRECTORY}/ssh_host_dsa_key -N '' 2>/dev/null
echo Generating ${SSH_DIRECTORY}/ssh_host_rsa_key.
ssh-keygen -t rsa -b 2048 -f ${SSH_DIRECTORY}/ssh_host_rsa_key -N '' 2>/dev/null
#echo Generating ${SSH_DIRECTORY}/ssh_host_ecdsa_key.
#ssh-keygen -t ecdsa -b 256 -f ${SSH_DIRECTORY}/ssh_host_ecdsa_key -N '' 2>/dev/null
# Create sshd_config file
cat > ${SSH_DIRECTORY}/sshd_config << EOT
Port 22
ListenAddress ${SERVER_ADDRESS}
HostKey ${SSH_DIRECTORY}/ssh_host_key
HostKey ${SSH_DIRECTORY}/ssh_host_rsa_key
HostKey ${SSH_DIRECTORY}/ssh_host_dsa_key
#HostKey ${SSH_DIRECTORY}/ssh_host_ecdsa_key
Subsystem sftp /usr/lib/ssh/sftp-server
LogLevel DEBUG1
AcceptEnv LANG LC_CTYPE LC_NUMERIC LC_TIME LC_COLLATE LC_MONETARY LC_MESSAGES
AcceptEnv LC_PAPER LC_NAME LC_ADDRESS LC_TELEPHONE LC_MEASUREMENT
AcceptEnv LC_IDENTIFICATION LC_ALL
PidFile ${SSH_DIRECTORY}/sshd.pid
EOT
export SOCKET_WRAPPER_DIR="${SSH_DIRECTORY}/swrap"
export SOCKET_WRAPPER_DEFAULT_IFACE=11
echo
echo "Starting SSHD with SOCKET_WRAPPER_DIR=${SSH_DIRECTORY}/swrap ..."
DYLD_INSERT_LIBRARIES=libsocket_wrapper.dylib LD_PRELOAD=libsocket_wrapper.so /usr/sbin/sshd -f ${SSH_DIRECTORY}/sshd_config -e 2> ${SSH_DIRECTORY}/sshd_log || cleanup_and_exit 1
echo "done"
echo
echo "Connecting to the ${SERVER_ADDRESS} ssh server using ssh binary."
echo "You can check the sshd log file at ${SSH_DIRECTORY}/sshd_log."
echo "If you logout sshd will be stopped and the environment cleaned up."
DYLD_INSERT_LIBRARIES=libsocket_wrapper.dylib LD_PRELOAD=libsocket_wrapper.so ssh -o UserKnownHostsFile=/dev/null -o StrictHostKeyChecking=no ${SERVER_ADDRESS}
cleanup_and_exit 0
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