X-Git-Url: https://codewiz.org/gitweb?a=blobdiff_plain;f=tests%2Fbasic;h=7fdca39e308037506e073b4603a6ecede1da751f;hb=aaa834da0f1eb3ea52aabc9809dfe3510a159797;hp=83d69209d4265423d5c53048feed1fab56e51698;hpb=e836e3d6f26d1c2bd03d70a4b37a6cce26ebb69f;p=monkeysphere.git diff --git a/tests/basic b/tests/basic index 83d6920..7fdca39 100755 --- a/tests/basic +++ b/tests/basic @@ -2,41 +2,106 @@ # Tests to ensure that the monkeysphere is working -# Author: Daniel Kahn Gillmor -# Date: 2008-09-13 13:40:15-0400 +# Authors: +# Daniel Kahn Gillmor +# Jameson Rollins +# 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 -# as a non-privileged user. +# these tests should all be able to run 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 +# piped commands should return the code of the first non-zero return +set -o pipefail + +## make sure that the right tools are installed to run the test. the +## test has *more* requirements than plain ol' monkeysphere: +which socat || { echo "You must have socat installed to run this test." ; exit 1; } + +## FIXME: other checks? -# these tests assume a commonly-trusted "Admin's key", a fake key -# permanently stored in ./home/admin/.gnupg: +# gpg command for test admin user gpgadmin() { - GNUPGHOME="$TESTDIR"/home/admin/.gnupg gpg "$@" + GNUPGHOME="$TEMPDIR"/admin/.gnupg gpg "$@" } -# cleanup: -cleanup() { +# test ssh connection +# first argument is expected return code from ssh connection +ssh_test() { + umask 0077 - echo - read -p "press enter to cleanup and remove tmp:" + CODE=${1:-0} + + # 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> "$TEMPDIR"/sshd.log & + SSHD_PID="$!" - echo "### stop sshd..." + # wait until the socket is created before continuing + while [ ! -S "$SOCKET" ] ; do + sleep 1 + done + + set +e + + # 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 sshd process if it's still running kill "$SSHD_PID" + SSHD_PID= + + set -e + + echo "##### return $RETURN" + if [ "$RETURN" = "$CODE" ] ; then + echo "##### ssh connection test returned as desired" + return 0 + else + echo "##### ssh connection test failed. expected return code $CODE" + return 1 + fi +} + +failed_cleanup() { + # FIXME: can we be more verbose here? + echo 'FAILED!' + read -p "press enter to cleanup and remove tmp:" + + cleanup +} +get_gpg_prng_arg() { + if (gpg --quick-random --version >/dev/null 2>&1) ; then + echo quick-random + elif (gpg --debug-quick-random --version >/dev/null 2>&1) ; then + echo debug-quick-random + fi +} + +cleanup() { echo "### removing temp dir..." rm -rf "$TEMPDIR" + + if [ "$SSHD_PID" ] ; then + echo "### killing off lingering sshd..." + kill "$SSHD_PID" + fi + + wait } +SSHD_PID= + ## setup trap -trap cleanup EXIT +trap failed_cleanup EXIT + +### SETUP VARIABLES ## set up some variables to ensure that we're operating strictly in ## the tests, not system-wide: @@ -57,32 +122,77 @@ export PATH="$TESTDIR"/../src:"$TESTDIR"/../src/keytrans:"$PATH" export MONKEYSPHERE_SYSDATADIR="$TEMPDIR" export MONKEYSPHERE_SYSCONFIGDIR="$TEMPDIR" export MONKEYSPHERE_SYSSHAREDIR="$TESTDIR"/../src -export MONKEYSPHERE_MONKEYSPHERE_USER="$USER" +export MONKEYSPHERE_MONKEYSPHERE_USER=$(whoami) 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 +# Make sure $DISPLAY is set to convince ssh and monkeysphere to fall +# back on $SSH_ASKPASS. Make sure it's not set to the current actual +# $DISPLAY (if one exists) because this test suite should not be doing +# *anything* with any running X11 session. +export DISPLAY=monkeys + +### CONFIGURE ENVIRONMENTS + +# copy in admin and testuser home to tmp +echo "### copying admin and testuser homes..." +cp -a "$TESTDIR"/home/admin "$TEMPDIR"/ +cp -a "$TESTDIR"/home/testuser "$TEMPDIR"/ + +# set up environment for testuser +TESTHOME="$TEMPDIR"/testuser +export GNUPGHOME="$TESTHOME"/.gnupg +export SSH_ASKPASS="$TESTHOME"/.ssh/askpass +export MONKEYSPHERE_HOME="$TESTHOME"/.monkeysphere +cat <> "$TESTHOME"/.ssh/config +UserKnownHostsFile $TESTHOME/.ssh/known_hosts +IdentityFile $TESTHOME/.ssh/no-such-identity +ProxyCommand $TESTHOME/.ssh/proxy-command %h %p $SOCKET +EOF +cat <> "$MONKEYSPHERE_HOME"/monkeysphere.conf +KNOWN_HOSTS=$TESTHOME/.ssh/known_hosts +EOF +get_gpg_prng_arg >> "$GNUPGHOME"/gpg.conf -### SERVER TESTS +# set up sshd +echo "### configuring sshd..." +cp etc/ssh/sshd_config "$SSHD_CONFIG" +# write the sshd_config +cat <> "$SSHD_CONFIG" +HostKey ${MONKEYSPHERE_SYSDATADIR}/ssh_host_rsa_key +AuthorizedKeysFile ${MONKEYSPHERE_SYSDATADIR}/authorized_keys/%u +EOF -# setup monkeysphere temp gnupghome directories +# set up monkeysphere-server +echo "### configuring monkeysphere..." mkdir -p -m 750 "$MONKEYSPHERE_SYSDATADIR"/gnupg-host mkdir -p -m 700 "$MONKEYSPHERE_SYSDATADIR"/gnupg-authentication +mkdir -p -m 700 "$MONKEYSPHERE_SYSDATADIR"/authorized_keys +mkdir -p -m 700 "$MONKEYSPHERE_SYSDATADIR"/tmp +cp etc/monkeysphere/monkeysphere-server.conf "$TEMPDIR"/monkeysphere-server.conf +cat <> "$TEMPDIR"/monkeysphere-server.conf +AUTHORIZED_USER_IDS="$MONKEYSPHERE_HOME/authorized_user_ids" +EOF cat < "$MONKEYSPHERE_SYSDATADIR"/gnupg-authentication/gpg.conf primary-keyring ${MONKEYSPHERE_SYSDATADIR}/gnupg-authentication/pubring.gpg keyring ${MONKEYSPHERE_SYSDATADIR}/gnupg-host/pubring.gpg EOF + +### SERVER TESTS + # create a new host key echo "### generating server key..." # add gpg.conf with quick-random -echo "quick-random" >> "$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 -HOSTKEYID=$( monkeysphere-server show-key | tail -n1 | cut -f3 -d\ ) +HOSTKEYID=$( monkeysphere-server show-key | grep '^OpenPGP fingerprint: ' | cut -f3 -d\ ) # certify it with the "Admin's Key". # (this would normally be done via keyservers) @@ -95,44 +205,59 @@ echo y | gpgadmin --command-fd 0 --sign-key "$HOSTKEYID" # add admin as identity certifier for testhost echo "### adding admin as certifier..." -echo y | monkeysphere-server add-identity-certifier "$TESTDIR"/home/admin/.gnupg/pubkey.gpg - -# initialize base sshd_config -cp etc/ssh/sshd_config "$SSHD_CONFIG" -# write the sshd_config -cat <> "$SSHD_CONFIG" -HostKey ${MONKEYSPHERE_SYSDATADIR}/ssh_host_rsa_key -AuthorizedKeysFile ${MONKEYSPHERE_SYSDATADIR}/authorized_keys/%u -EOF +echo y | monkeysphere-server add-identity-certifier "$TEMPDIR"/admin/.gnupg/pubkey.gpg -# 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 -# copy testuser home directory into temp dir -echo "### seting up testuser home..." -cp -r "$TESTDIR"/home/testuser "$TEMPDIR"/ - -# generate an auth subkey for the test user +# generate an auth subkey for the test user that expires in 2 days echo "### generating key for testuser..." -MONKEYSPHERE_GNUPGHOME="$TEMPDIR"/testuser/.gnupg \ - monkeysphere gen-subkey --expire 0 +monkeysphere gen-subkey --expire 2 # add server key to testuser keychain echo "### export server key to testuser..." -gpgadmin --armor --export "$HOSTKEYID" | \ - GNUPGHOME="$TEMPDIR"/testuser/.gnupg gpg --import - -# connect to test sshd, using monkeysphere to verify the identity -# before connection. -echo "### testuser connecting to sshd socket..." -PROXY_COMMAND="monkeysphere-ssh-proxycommand --no-connect %h && socat STDIO UNIX:${SOCKET}" -GNUPGHOME="$TEMPDIR"/testuser/.gnupg ssh -oProxyCommand="$PROXY_COMMAND" testhost - -# create a new client side key, certify it with the "CA", use it to -# log in. -## FIXME: implement! +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 $(whoami) + +# connect to test sshd, using monkeysphere-ssh-proxycommand to verify +# the identity before connection. This should work in both directions! +echo "### ssh connection test for success..." +ssh_test + +# remove the testuser's authorized_user_ids file, update, and make +# sure that the ssh authentication FAILS +echo "### removing testuser authorized_user_ids and updating..." +mv "$TESTHOME"/.monkeysphere/authorized_user_ids{,.bak} +monkeysphere-server update-users $(whoami) +echo "### ssh connection test for server authentication denial..." +ssh_test 255 +mv "$TESTHOME"/.monkeysphere/authorized_user_ids{.bak,} + +# put improper permissions on authorized_user_ids file, update, and +# make sure ssh authentication FAILS +echo "### setting group writability on authorized_user_ids and updating..." +chmod g+w "$TESTHOME"/.monkeysphere/authorized_user_ids +monkeysphere-server update-users $(whoami) +echo "### ssh connection test for server authentication denial..." +ssh_test 255 +chmod g-w "$TESTHOME"/.monkeysphere/authorized_user_ids +echo "### setting other writability on authorized_user_ids and updating..." +chmod o+w "$TESTHOME"/.monkeysphere/authorized_user_ids +monkeysphere-server update-users $(whoami) +echo "### ssh connection test for server authentication denial..." +ssh_test 255 +chmod o-w "$TESTHOME"/.monkeysphere/authorized_user_ids + + +trap - EXIT + +echo +echo "Monkeysphere basic tests completed successfully!" +echo + +cleanup