# Tests to ensure that the monkeysphere is working
-# Author: Daniel Kahn Gillmor <dkg@fifthhorseman.net>
-# Date: 2008-09-13 13:40:15-0400
+# Authors:
+# Daniel Kahn Gillmor <dkg@fifthhorseman.net>
+# Jameson Rollins <jrollins@fifthhorseman.net>
+# Copyright: 2008
+# License: GPL v3 or later
-# these tests might be best run under fakeroot, particularly the
-# "server-side" tests. Using fakeroot, they should be able to be run
+# these tests should all be able to
# as a non-privileged user.
-# NOTE: these tests have *not* themselves been tested yet
-# (2008-09-13). Please exercise with caution!
-
-# fail on fail
+# all subcommands in this script should complete without failure:
set -e
# gpg command for test admin user
GNUPGHOME="$TEMPDIR"/admin/.gnupg gpg "$@"
}
-# cleanup:
-cleanup() {
+ssh_test() {
+ umask 0077
+
+ # start the ssh daemon on the socket
+ echo "##### starting ssh server..."
+ socat EXEC:"/usr/sbin/sshd -f ${SSHD_CONFIG} -i -D -e" "UNIX-LISTEN:${SOCKET}" 2> "$TEMPDIR"/sshd.log &
+ SSHD_PID="$!"
+
+ # wait until the socket is created before continuing
+ while [ ! -S "$SOCKET" ] ; do
+ sleep 1
+ done
+
+ # make a client connection to the socket
+ echo "##### starting ssh client..."
+ ssh-agent bash -c \
+ "monkeysphere subkey-to-ssh-agent && ssh -F $TEMPDIR/testuser/.ssh/config testhost true"
+ RETURN="$?"
+
+ # kill the previous sshd process if it's still running
+ kill "$SSHD_PID"
- echo
+ return "$RETURN"
+}
+
+failed_cleanup() {
+ # FIXME: can we be more verbose here?
+ echo 'FAILED!'
read -p "press enter to cleanup and remove tmp:"
- if ( ps $SSHD_PID >/dev/null ) ; then
- echo "### stopping still-running sshd..."
- kill $SSHD_PID
+ cleanup
+}
+
+get_gpg_prng_arg() {
+ if (gpg --quick-random --version >/dev/null 2>&1) ; then
+ echo quick-random
+ elif (gpg --debug-quick-random --version >/dev/null 2>&1) ; then
+ echo debug-quick-random
fi
+}
+cleanup() {
echo "### removing temp dir..."
rm -rf "$TEMPDIR"
}
## setup trap
-trap cleanup EXIT
+trap failed_cleanup EXIT
## set up some variables to ensure that we're operating strictly in
## the tests, not system-wide:
export MONKEYSPHERE_SYSSHAREDIR="$TESTDIR"/../src
export MONKEYSPHERE_MONKEYSPHERE_USER="$USER"
export MONKEYSPHERE_CHECK_KEYSERVER=false
+export MONKEYSPHERE_LOG_LEVEL=DEBUG
-SSHD_CONFIG="$TEMPDIR"/sshd_config
+export SSHD_CONFIG="$TEMPDIR"/sshd_config
export SOCKET="$TEMPDIR"/ssh-socket
+export SSHD_PID=
# copy in admin and testuser home to tmp
echo "### copying admin and testuser homes..."
cp -a "$TESTDIR"/home/admin "$TEMPDIR"/
cp -a "$TESTDIR"/home/testuser "$TEMPDIR"/
-cat <<EOF >> "$TEMPDIR"/testuser/.ssh/config
-UserKnownHostsFile $TEMPDIR/testuser/.ssh/known_hosts
-ProxyCommand $TEMPDIR/testuser/.ssh/proxy-command %h %p $SOCKET
+# set up environment for testuser
+export HOME="$TEMPDIR"/testuser
+export GNUPGHOME="$HOME"/.gnupg
+export SSH_ASKPASS="$HOME"/.ssh/askpass
+export MONKEYSPHERE_HOME="$HOME"/.monkeysphere
+
+cat <<EOF >> "$HOME"/.ssh/config
+UserKnownHostsFile $HOME/.ssh/known_hosts
+IdentityFile $HOME/.ssh/no-such-identity
+ProxyCommand $HOME/.ssh/proxy-command %h %p $SOCKET
+EOF
+
+cat <<EOF >> "$MONKEYSPHERE_HOME"/monkeysphere.conf
+KNOWN_HOSTS=$HOME/.ssh/known_hosts
EOF
-cat <<EOF >> "$TEMPDIR"/testuser/.monkeysphere/monkeysphere.conf
-KNOWN_HOSTS=$TEMPDIR/testuser/.ssh/known_hosts
+get_gpg_prng_arg >> "$GNUPGHOME"/gpg.conf
+
+# set up a simple default monkeysphere-server.conf
+cat <<EOF >> "$TEMPDIR"/monkeysphere-server.conf
+AUTHORIZED_USER_IDS="$MONKEYSPHERE_HOME/authorized_user_ids"
EOF
### SERVER TESTS
# setup monkeysphere temp gnupghome directories
mkdir -p -m 750 "$MONKEYSPHERE_SYSDATADIR"/gnupg-host
mkdir -p -m 700 "$MONKEYSPHERE_SYSDATADIR"/gnupg-authentication
+mkdir -p -m 700 "$MONKEYSPHERE_SYSDATADIR"/authorized_keys
+mkdir -p -m 700 "$MONKEYSPHERE_SYSDATADIR"/tmp
cat <<EOF > "$MONKEYSPHERE_SYSDATADIR"/gnupg-authentication/gpg.conf
primary-keyring ${MONKEYSPHERE_SYSDATADIR}/gnupg-authentication/pubring.gpg
keyring ${MONKEYSPHERE_SYSDATADIR}/gnupg-host/pubring.gpg
# create a new host key
echo "### generating server key..."
# add gpg.conf with quick-random
-echo "quick-random" >> "$MONKEYSPHERE_SYSCONFIGDIR"/gnupg-host/gpg.conf
+get_gpg_prng_arg >> "$MONKEYSPHERE_SYSCONFIGDIR"/gnupg-host/gpg.conf
echo | monkeysphere-server gen-key --length 1024 --expire 0 testhost
# remove the gpg.conf
rm "$MONKEYSPHERE_SYSCONFIGDIR"/gnupg-host/gpg.conf
echo y | monkeysphere-server add-identity-certifier "$TEMPDIR"/admin/.gnupg/pubkey.gpg
# initialize base sshd_config
+echo "### configuring sshd..."
cp etc/ssh/sshd_config "$SSHD_CONFIG"
# write the sshd_config
cat <<EOF >> "$SSHD_CONFIG"
AuthorizedKeysFile ${MONKEYSPHERE_SYSDATADIR}/authorized_keys/%u
EOF
-# launch test sshd with the new host key.
-echo "### starting sshd..."
-socat EXEC:"/usr/sbin/sshd -f ${SSHD_CONFIG} -i -d -d -d -D -e" "UNIX-LISTEN:${SOCKET}" 2> "$TEMPDIR"/sshd.log &
-export SSHD_PID=$!
-
### TESTUSER TESTS
# generate an auth subkey for the test user
echo "### generating key for testuser..."
-MONKEYSPHERE_GNUPGHOME="$TEMPDIR"/testuser/.gnupg \
-SSH_ASKPASS=echo \
- monkeysphere gen-subkey --expire 0
+monkeysphere gen-subkey --expire 0
# add server key to testuser keychain
echo "### export server key to testuser..."
-gpgadmin --armor --export "$HOSTKEYID" | \
- GNUPGHOME="$TEMPDIR"/testuser/.gnupg gpg --import
+gpgadmin --armor --export "$HOSTKEYID" | gpg --import
+
+# teach the "server" about the testuser's key
+echo "### export testuser key to server..."
+gpg --export testuser | monkeysphere-server gpg-authentication-cmd --import
+echo "### update server authorized_keys file for this testuser..."
+monkeysphere-server update-users testuser
# connect to test sshd, using monkeysphere-ssh-proxycommand to verify
# the identity before connection. This should work in both directions!
-echo "### testuser connecting to sshd socket..."
-GNUPGHOME="$TEMPDIR"/testuser/.gnupg \
-MONKEYSPHERE_HOME="$TEMPDIR"/testuser/.monkeysphere \
- ssh -F "$TEMPDIR"/testuser/.ssh/config -v -v -v testhost
+echo "### ssh connection test for success..."
+ssh_test
+
+# remove the testuser's authorized_user_ids file and update
+# authorized_keys file, this is to make sure that the ssh
+# authentication FAILS...
+echo "### removing testuser authorized_user_ids and reupdating authorized_keys..."
+rm -f "$TEMPDIR"/testuser/.monkeysphere/authorized_user_ids
+monkeysphere-server update-users testuser
+
+# make sure the user can NOT connect
+echo "### ssh connection test for server authentication denial..."
+ssh_test
+if [ "$?" != '255' ] ; then
+ exit
+fi
+
+trap - EXIT
+
+echo
+echo "Monkeysphere basic tests completed successfully!"
+echo
+
+cleanup
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