# Tests to ensure that the monkeysphere is working
#
-# unset MONKEYSPHERE_TEST_NO_EXAMINE to examine
+# unset MONKEYSPHERE_TEST_NO_EXAMINE to get a prompt to examine the
+# test state after failure.
# Authors:
# Daniel Kahn Gillmor <dkg@fifthhorseman.net>
# Jameson Rollins <jrollins@fifthhorseman.net>
# Micah Anderson <micah@riseup.net>
#
-# Copyright: 2008-2009
+# Copyright: © 2008-2010
# License: GPL v3 or later
# these tests should all be able to run as a non-privileged user.
# gpg command for test admin user
gpgadmin() {
- chmod 0700 "$TEMPDIR"/admin
+ chmod 0700 "$TEMPDIR"/admin "$TEMPDIR"/admin/.gnupg
GNUPGHOME="$TEMPDIR"/admin/.gnupg gpg --no-tty "$@"
}
# 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" \
+ "monkeysphere subkey-to-ssh-agent && ssh -F $TEMPDIR/testuser/.ssh/config ${target_hostname:-testhost.example} true" \
|| RETURN="$?"
# kill the sshd process if it's still running
- kill "$SSHD_PID"
+ kill "$SSHD_PID" || true
+ wait
SSHD_PID=
if [ "$RETURN" = "$CODE" ] ; then
fi
}
+# invoke this instead of ssh_test() if you want this test to be
+# skipped when the working directory has bad permissions.
+ssh_good_perm_test() {
+ if [ "$TEMPDIR_PERMISSIONS_SAFE" = no ] ; then
+ echo "WARNING!!! Test SKIPPED because we are running in an unsafe working directory."
+ else
+ ssh_test "$@"
+ fi
+}
+
+
SSHD_PID=
## setup trap
export MONKEYSPHERE_SYSSHAREDIR="$TESTDIR"/../src/share
export MONKEYSPHERE_MONKEYSPHERE_USER=$(whoami)
+HOST_KEY_FILE="$MONKEYSPHERE_SYSCONFIGDIR"/host_keys.pub.pgp
+
export MONKEYSPHERE_CHECK_KEYSERVER=false
# example.org does not respond to the HKP port, so this should cause
# any keyserver connection attempts that do happen (they shouldn't!)
export DISPLAY=monkeys
+## we cannot do proper directory permissions checking if the current
+## working directory has unsatisfactory permissions:
+if "$MONKEYSPHERE_SYSSHAREDIR"/checkperms $(whoami) "$TEMPDIR"; then
+ echo "Permissions on temporary directory '$TEMPDIR' are OK for permissions checks."
+ TEMPDIR_PERMISSIONS_SAFE=yes
+else
+ cat <<EOF
+
+!!!WARNING WARNING WARNING WARNING WARNING WARNING WARNING WARNING!!!
+ Permissions on testing directory '$TEMPDIR' are
+ too loose to do proper strict permissions checking. Some tests
+ will be disabled or ignored.
+
+ To avoid this warning (and to make sure that all tests are run
+ properly), please run these tests within a directory that meets
+ sshd's standards for "StrictModes yes" -- the directory (and every
+ one of its parents) should be owned only be the user running this
+ test or root, and should not be writable by group or other.
+!!!WARNING WARNING WARNING WARNING WARNING WARNING WARNING WARNING!!!
+
+EOF
+
+ # FIXME: what else should we do with this knowledge to make sure
+ # that the appropriate tests are handled properly?
+ TEMPDIR_PERMISSIONS_SAFE=no
+
+ # this is a new option (as of 0.26) to disable filesystem
+ # permission checks.
+
+ # it should operate by analogy with StrictModes from sshd_config(5)
+ export MONKEYSPHERE_STRICT_MODES=false
+fi
+
+
+
######################################################################
### CONFIGURE ENVIRONMENTS
AuthorizedKeysFile ${MONKEYSPHERE_SYSDATADIR}/authorized_keys/%u
EOF
+# disable sshd's strict permissions settings so that some tests can
+# complete when running under a dubious path:
+if [ "$TEMPDIR_PERMISSIONS_SAFE" != yes ] ; then
+ cat <<EOF >> "$SSHD_CONFIG"
+StrictModes no
+EOF
+fi
+
######################################################################
### SERVER HOST SETUP
echo "##################################################"
echo "### import host key..."
ssh-keygen -b 1024 -t rsa -N '' -f "$TEMPDIR"/ssh_host_rsa_key
-monkeysphere-host import-key "$TEMPDIR"/ssh_host_rsa_key testhost
+monkeysphere-host import-key "$TEMPDIR"/ssh_host_rsa_key ssh://testhost.example
echo
echo "##################################################"
echo "### getting host key fingerprint..."
-HOSTKEYID=$( monkeysphere-host show-key | grep '^OpenPGP fingerprint: ' | cut -f3 -d\ )
-echo "$HOSTKEYID"
+SSHHOSTKEYID=$( monkeysphere-host show-keys | grep '^OpenPGP fingerprint: ' | cut -f3 -d\ )
+echo "$SSHHOSTKEYID"
# change host key expiration
echo
echo
echo "##################################################"
echo "### certifying server host key..."
-< "$MONKEYSPHERE_SYSCONFIGDIR"/ssh_host_rsa_key.pub.gpg gpgadmin --import
-echo y | gpgadmin --command-fd 0 --sign-key "$HOSTKEYID"
+< "$HOST_KEY_FILE" gpgadmin --import
+echo y | gpgadmin --command-fd 0 --sign-key "$SSHHOSTKEYID"
# FIXME: add revoker?
monkeysphere-authentication setup
get_gpg_prng_arg >> "$MONKEYSPHERE_SYSDATADIR"/authentication/sphere/gpg.conf
-# add admin as identity certifier for testhost
+# add admin as identity certifier for testhost.example
echo
echo "##################################################"
echo "### adding admin as certifier..."
echo
echo "##################################################"
echo "### export server key to testuser..."
-gpgadmin --armor --export "$HOSTKEYID" | gpg --import
+gpgadmin --armor --export "$SSHHOSTKEYID" | gpg --import
# teach the "server" about the testuser's key
echo
######################################################################
### TESTS
+## see whether keys-for-userid works from the client's perspective:
+echo
+echo "##################################################"
+echo "### testing monkeysphere keys-for-userid ..."
+diff -q <( monkeysphere keys-for-userid ssh://testhost.example ) <( cut -f1,2 -d' ' < "$TEMPDIR"/ssh_host_rsa_key.pub )
+
# connect to test sshd, using monkeysphere ssh-proxycommand to verify
# the identity before connection. This should work in both directions!
echo
echo "### ssh connection test for success..."
ssh_test
+# Make sure it works if there is "armor" written in gpg.conf
+# add other weirdnesses here as they come up.
+echo
+echo "##################################################"
+echo "### testing functionality in the face of unusual gpg.conf settings..."
+echo 'armor' >> "$GNUPGHOME"/gpg.conf
+ssh_test
+
# remove the testuser's authorized_user_ids file, update, and make
# sure that the ssh authentication FAILS
echo
monkeysphere-authentication update-users $(whoami)
echo
echo "##################################################"
-echo "### ssh connection test for server authentication denial..."
+echo "### ssh connection test for failure..."
ssh_test 255
mv "$TESTHOME"/.monkeysphere/authorized_user_ids{.bak,}
monkeysphere-authentication update-users $(whoami)
echo
echo "##################################################"
-echo "### ssh connection test for server authentication denial..."
-ssh_test 255
+echo "### ssh connection test for failure..."
+ssh_good_perm_test 255
chmod g-w "$TESTHOME"/.monkeysphere/authorized_user_ids
echo
echo "##################################################"
monkeysphere-authentication update-users $(whoami)
echo
echo "##################################################"
-echo "### ssh connection test for server authentication denial..."
-ssh_test 255
+echo "### ssh connection test for failure..."
+ssh_good_perm_test 255
chmod o-w "$TESTHOME"/.monkeysphere/authorized_user_ids
monkeysphere-authentication update-users $(whoami)
# test symlinks
echo
echo "##################################################"
-echo "### make authorized_user_ids a symlink and updating..."
-mkdir "$TESTHOME"/.monkeysphere.linktest
-mv "$TESTHOME"/.monkeysphere{,.linktest}/authorized_user_ids
+echo "### setup for symlink tests..."
+cp -a "$TESTHOME"/.monkeysphere{,.linktest}
+
+echo
+echo "##################################################"
+echo "### make authorized_user_ids an absolute symlink and updating..."
+mv "$TESTHOME"/.monkeysphere/authorized_user_ids{,.bak}
ln -s "$TESTHOME"/.monkeysphere{.linktest,}/authorized_user_ids
monkeysphere-authentication update-users $(whoami)
echo
echo "##################################################"
-echo "### ssh connection test for server authentication success..."
+echo "### ssh connection test for success..."
ssh_test
echo
echo "##################################################"
monkeysphere-authentication update-users $(whoami)
echo
echo "##################################################"
-echo "### ssh connection test for server authentication denial..."
-ssh_test 255
+echo "### ssh connection test for failure..."
+ssh_good_perm_test 255
+chmod o-w "$TESTHOME"/.monkeysphere.linktest
+echo
+echo "##################################################"
+echo "### make authorized_user_ids a relative symlink and updating..."
+ln -sf ../.monkeysphere.linktest/authorized_user_ids "$TESTHOME"/.monkeysphere/authorized_user_ids
+monkeysphere-authentication update-users $(whoami)
+echo
+echo "##################################################"
+echo "### ssh connection test for success..."
+ssh_test
+echo
+echo "##################################################"
+echo "### create bad permissions on link dir updating..."
+chmod o+w "$TESTHOME"/.monkeysphere.linktest
+monkeysphere-authentication update-users $(whoami)
+echo
+echo "##################################################"
+echo "### ssh connection test for failure..."
+ssh_good_perm_test 255
chmod o-w "$TESTHOME"/.monkeysphere.linktest
# FIXME: implement check of link path, and uncomment this test
# echo
# monkeysphere-authentication update-users $(whoami)
# echo
# echo "##################################################"
-# echo "### ssh connection test for server authentication denial..."
-# ssh_test 255
+# echo "### ssh connection test for failure..."
+# ssh_good_perm_test 255
# chmod o-w "$TESTHOME"/.monkeysphere
-mv "$TESTHOME"/.monkeysphere{.linktest,}/authorized_user_ids
-rmdir "$TESTHOME"/.monkeysphere.linktest
+rm "$TESTHOME"/.monkeysphere/authorized_user_ids
+mv "$TESTHOME"/.monkeysphere/authorized_user_ids{.bak,}
-# FIXME: addtest: remove admin as id-certifier and check ssh failure
+echo
+echo "##################################################"
+echo "### make .monkeysphere directory an absolute symlink and updating..."
+mv "$TESTHOME"/.monkeysphere{,.bak}
+ln -s "$TESTHOME"/.monkeysphere{.linktest,}
+monkeysphere-authentication update-users $(whoami)
+echo
+echo "##################################################"
+echo "### ssh connection test for success..."
+ssh_test
+echo
+echo "##################################################"
+echo "### create bad permissions on link dir and updating..."
+chmod o+w "$TESTHOME"/.monkeysphere.linktest
+monkeysphere-authentication update-users $(whoami)
+echo
+echo "##################################################"
+echo "### ssh connection test for failure..."
+ssh_good_perm_test 255
+chmod o-w "$TESTHOME"/.monkeysphere.linktest
+echo
+echo "##################################################"
+echo "### make .monkeysphere directory a relative symlink and updating..."
+ln -sfn .monkeysphere.linktest "$TESTHOME"/.monkeysphere
+monkeysphere-authentication update-users $(whoami)
+echo
+echo "##################################################"
+echo "### ssh connection test for success..."
+ssh_test
+echo
+echo "##################################################"
+echo "### create bad permissions on link dir updating..."
+chmod o+w "$TESTHOME"/.monkeysphere.linktest
+monkeysphere-authentication update-users $(whoami)
+echo
+echo "##################################################"
+echo "### ssh connection test for failure..."
+ssh_good_perm_test 255
+chmod o-w "$TESTHOME"/.monkeysphere.linktest
+rm "$TESTHOME"/.monkeysphere
+mv "$TESTHOME"/.monkeysphere{.bak,}
-# FIXME: addtest: add hostname on host key
-# FIXME: addtest: revoke hostname on host key and check ssh failure
+# ensure we're back to normal:
+echo
+echo "##################################################"
+echo "### making sure we are back to normal..."
+monkeysphere-authentication update-users $(whoami)
+ssh_test
+
+
+echo
+echo "##################################################"
+echo "### ssh connection test directly to 'testhost2.example' without new name..."
+target_hostname=testhost2.example ssh_test 255
+echo
+echo "##################################################"
+echo "### add servicename, certify by admin, import by user..."
+monkeysphere-host add-servicename ssh://testhost2.example
+<"$HOST_KEY_FILE" gpgadmin --import
+printf "y\ny\n" | gpgadmin --command-fd 0 --sign-key "$SSHHOSTKEYID"
+
+echo
+echo "##################################################"
+echo "### ssh connection test with hostname 'testhost2.example' added..."
+gpgadmin --export "$SSHHOSTKEYID" | gpg --import
+gpg --check-trustdb
+ssh_test
+
+echo
+echo "##################################################"
+echo "### ssh connection test directly to 'testhost2.example' ..."
+gpg --import <"$HOST_KEY_FILE"
+gpg --check-trustdb
+target_hostname=testhost2.example ssh_test
+
+echo
+echo "##################################################"
+echo "### ssh connection test for failure with 'testhost2.example' revoked..."
+monkeysphere-host revoke-servicename ssh://testhost2.example
+gpg --import <"$HOST_KEY_FILE"
+gpg --check-trustdb
+target_hostname=testhost2.example ssh_test 255
+
+# FIXME: addtest: remove admin as id-certifier and check ssh failure
-# addtest: revoke the host key and check ssh failure
+# FIXME: addtest: how do we test that set-expire makes sense after new
+# servicenames have been added?
# test to make sure things are OK after the previous tests:
echo
echo "##################################################"
-echo "### settings reset, updating users..."
+echo "### settings reset, updating..."
monkeysphere-authentication update-users $(whoami)
echo
echo "##################################################"
echo
echo "##################################################"
-echo "### revoking host key..."
+echo "### Testing TLS setup..."
+
+openssl req -config "$TESTDIR"/openssl.cnf -x509 -newkey rsa:1024 -subj '/DC=example/DC=testhost/CN=testhost.example/' -days 3 -keyout "$TEMPDIR"/tls_key.pem -nodes >"$TEMPDIR"/tls_cert.pem
+monkeysphere-host import-key "$TEMPDIR"/tls_key.pem https://testhost.example
+
+# FIXME: how can we test this via an https client?
+# We don't currently provide one.
+
+# FIXME: should we test other monkeysphere-host operations somehow now
+# that we have more than one key in the host keyring?
+
+echo
+echo "##################################################"
+echo "### revoking ssh host key..."
# generate the revocation certificate and feed it directly to the test
# user's keyring (we're not publishing to the keyservers)
-monkeysphere-host revoke-key | gpg --import
+monkeysphere-host revoke-key "$SSHHOSTKEYID" | gpg --import
echo
echo "##################################################"
-echo "### ssh connection test for server with revoked key..."
+echo "### ssh connection test for failure..."
ssh_test 255