X-Git-Url: https://codewiz.org/gitweb?p=monkeysphere.git;a=blobdiff_plain;f=tests%2Fbasic;h=455c0578fb90d4a80f35fe79fe926ab9b307abcc;hp=b9ae8f110146b37d0669f6afe7a57e78393a8d83;hb=8eefc1b98f645d1462442cdb357bfcfe06a9c1e4;hpb=07a4017dae6ae462b4710db8a28a3a2e84cd1eda diff --git a/tests/basic b/tests/basic index b9ae8f1..455c057 100755 --- a/tests/basic +++ b/tests/basic @@ -2,47 +2,95 @@ # 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 +# Micah Anderson +# +# Copyright: 2008-2009 +# 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! +# 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 -# these tests assume a commonly-trusted "Admin's key", a fake key -# permanently stored in ./home/admin/.gnupg: -gpgadmin() { - GNUPGHOME="$TESTDIR"/home/admin/.gnupg gpg "$@" -} +export TESTDIR=$(dirname "$0") +source "$TESTDIR"/common -# cleanup: -cleanup() { - # FIXME: stop the sshd process +## make sure that the right tools are installed to run the test. the +## test has *more* requirements than plain ol' monkeysphere: +which socat >/dev/null || { echo "You must have socat installed to run this test." ; exit 1; } - echo - echo "-- removing temp dir..." - rm -rf "$TEMPDIR" +## FIXME: other checks? - # FIXME: how should we clear out the temporary $VARLIB? +###################################################################### +### FUNCTIONS + +# gpg command for test admin user +gpgadmin() { + GNUPGHOME="$TEMPDIR"/admin/.gnupg gpg "$@" +} - # FIXME: clear out ssh client config file and known hosts. +# test ssh connection +# first argument is expected return code from ssh connection +ssh_test() { + umask 0077 + + CODE=${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> "$TEMPDIR"/sshd.log & + SSHD_PID="$!" + + # 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 $CODE" + return 1 + fi } +SSHD_PID= + ## setup trap -#trap cleanup EXIT +trap failed_cleanup EXIT + + +###################################################################### +### SETUP VARIABLES ## set up some variables to ensure that we're operating strictly in ## the tests, not system-wide: -export TESTDIR=$(pwd) - # make temp dir -TEMPDIR="$TESTDIR"/tmp -mkdir "$TEMPDIR" +mkdir -p "$TESTDIR"/tmp +TEMPDIR=$(mktemp -d ${TMPDIR:-$(cd "$TESTDIR" && printf "%s" $(pwd)/tmp)}/monkeyspheretest.XXXXXXX) # Use the local copy of executables first, instead of system ones. # This should help us test without installing. @@ -50,64 +98,202 @@ export PATH="$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 SOCKET="$TEMPDIR"/ssh-socket - -### SERVER TESTS - -# create the temp gnupghome directories -mkdir -p -m 750 "$MONKEYSPHERE_SYSDATADIR"/gnupg-host -mkdir -p -m 700 "$MONKEYSPHERE_SYSDATADIR"/gnupg-authentication - -# create a new host key -echo "-- generating server key..." -echo | monkeysphere-server gen-key --length 1024 --expire 0 - -HOSTKEYID=$( monkeysphere-server show-key | tail -n1 | cut -f3 -d\ ) +export MONKEYSPHERE_SYSSHAREDIR="$TESTDIR"/../src/share +export MONKEYSPHERE_MONKEYSPHERE_USER=$(whoami) +export MONKEYSPHERE_CHECK_KEYSERVER=false +export MONKEYSPHERE_LOG_LEVEL=DEBUG +export MONKEYSPHERE_CORE_KEYLENGTH=1024 -# certify it with the "Admin's Key". -# (this would normally be done via keyservers) -echo "-- certifying server key..." -monkeysphere-server gpg-authentication-cmd "--armor --export $HOSTKEYID" | gpgadmin --import -gpgadmin --sign-key "$HOSTKEYID" - -# FIXME: how can we test publish-key without flooding junk into the -# keyservers? - -# indicate that the "Admin's" key is an identity certifier for the -# host +export SSHD_CONFIG="$TEMPDIR"/sshd_config +export SOCKET="$TEMPDIR"/ssh-socket -echo "-- adding admin as certifier..." -monkeysphere-server add-identity-certifier "$TESTDIR"/home/admin/.gnupg/pubkey.gpg +# 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 +# $DISPLAY (if one exists) because this test suite should not be doing +# *anything* with any running X11 session. +export DISPLAY=monkeys + + +###################################################################### +### CONFIGURE ENVIRONMENTS + +# copy in admin and testuser home to tmp +echo "##################################################" +echo "### copying admin and testuser homes..." +cp -a "$TESTDIR"/home/admin "$TEMPDIR"/ +cp -a "$TESTDIR"/home/testuser "$TEMPDIR"/ + +# set up environment for testuser +export TESTHOME="$TEMPDIR"/testuser +export GNUPGHOME="$TESTHOME"/.gnupg +chmod 0700 "$GNUPGHOME" +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 +# set up sshd +echo "##################################################" +echo "### configuring sshd..." +cp "$TESTDIR"/etc/ssh/sshd_config "$SSHD_CONFIG" # write the sshd_config -cat < "$TEMPDIR"/sshd_config +cat <> "$SSHD_CONFIG" HostKey ${MONKEYSPHERE_SYSDATADIR}/ssh_host_rsa_key +AuthorizedKeysFile ${MONKEYSPHERE_SYSDATADIR}/authentication/authorized_keys/%u EOF -# launch sshd with the new host key. -echo "-- starting sshd..." -socat EXEC:'/usr/sbin/sshd -f '"$TEMPDIR"/sshd_config' -i -d -d -d -D -e' "UNIX-LISTEN:${TEMPDIR/socket}" & - -### TESTUSER TESTS +###################################################################### +### SERVER HOST SETUP -# copy testuser home directory into temp dir -cp -r "$TESTDIR"/home/testuser "$TEMPDIR"/ +# create a new host key +echo "##################################################" +echo "### testing host key generation..." +mkdir -p -m 750 "$MONKEYSPHERE_SYSDATADIR"/host +# add gpg.conf with quick-random +get_gpg_prng_arg >> "$MONKEYSPHERE_SYSCONFIGDIR"/host/gpg.conf +echo | monkeysphere-host expert gen-key --length 1024 testhost + +# remove the host home for the next test +rm -rf "$MONKEYSPHERE_SYSCONFIGDIR"/host + +# import host key +echo "##################################################" +echo "### testing host key importing..." +ssh-keygen -b 1024 -t rsa -N '' -f "$TEMPDIR"/ssh_host_rsa_key +monkeysphere-host expert import-key testhost < "$TEMPDIR"/ssh_host_rsa_key + +# change host key expiration +echo "##################################################" +echo "### setting host key expiration..." +monkeysphere-host set-expire 1 +monkeysphere-host show-key +# FIXME: how do we check that the expiration has really been set? + +echo "##################################################" +echo "### getting host key fingerprint..." +HOSTKEYID=$( monkeysphere-host show-key | grep '^OpenPGP fingerprint: ' | cut -f3 -d\ ) + +# certify host key with the "Admin's Key". +# (this would normally be done via keyservers) +echo "##################################################" +echo "### certifying server host key..." +GNUPGHOME="$MONKEYSPHERE_SYSCONFIGDIR"/host gpg --armor --export "$HOSTKEYID" | gpgadmin --import +echo y | gpgadmin --command-fd 0 --sign-key "$HOSTKEYID" -# generate an auth subkey for the test user -echo "-- generating key for testuser..." -MONKEYSPHERE_GNUPGHOME="$TEMPDIR"/testuser/.gnupg \ - monkeysphere gen-subkey --expire 0 +# FIXME: add revoker? -# connect to sample sshd host key, using monkeysphere to verify the -# identity before connection. +# FIXME: how can we test publish-key without flooding junk into the +# keyservers? -## FIXME: implement! +# FIXME: should we run "diagnostics" here to test setup? -# create a new client side key, certify it with the "CA", use it to -# log in. -## FIXME: implement! +###################################################################### +### SERVER AUTHENTICATION SETUP +# set up monkeysphere authentication +echo "##################################################" +echo "### setup monkeysphere authentication..." +cp "$TESTDIR"/etc/monkeysphere/monkeysphere-authentication.conf "$TEMPDIR"/ +cat <> "$TEMPDIR"/monkeysphere-authentication.conf +AUTHORIZED_USER_IDS="$MONKEYSPHERE_HOME/authentication/authorized_user_ids" +EOF +monkeysphere-authentication setup +get_gpg_prng_arg >> "$MONKEYSPHERE_SYSDATADIR"/authentication/sphere/gpg.conf + +# add admin as identity certifier for testhost +echo "##################################################" +echo "### adding admin as certifier..." +echo y | monkeysphere-authentication add-id-certifier "$TEMPDIR"/admin/.gnupg/pubkey.gpg + +# FIXME: should we run "diagnostics" here to test setup? + + +###################################################################### +### TESTUSER SETUP + +# generate an auth subkey for the test user that expires in 2 days +echo "##################################################" +echo "### generating key for testuser..." +monkeysphere gen-subkey --expire 2 + +# add server key to testuser keychain +echo "##################################################" +echo "### export server key to testuser..." +gpgadmin --armor --export "$HOSTKEYID" | gpg --import + +# teach the "server" about the testuser's key +echo "##################################################" +echo "### export testuser key to server..." +gpg --export testuser | monkeysphere-authentication expert gpg-cmd --import + +# update authorized_keys for user +echo "##################################################" +echo "### update server authorized_keys file for this testuser..." +monkeysphere-authentication update-users $(whoami) + + +###################################################################### +### TESTS + +# connect to test sshd, using monkeysphere-ssh-proxycommand to verify +# the identity before connection. This should work in both directions! +echo "##################################################" +echo "### ssh connection test for success..." +ssh_test + +# remove the testuser's authorized_user_ids file, update, and make +# sure that the ssh authentication FAILS +echo "##################################################" +echo "### removing testuser authorized_user_ids and updating..." +mv "$TESTHOME"/.monkeysphere/authorized_user_ids{,.bak} +monkeysphere-authentication update-users $(whoami) +echo "##################################################" +echo "### ssh connection test for server authentication denial..." +ssh_test 255 +mv "$TESTHOME"/.monkeysphere/authorized_user_ids{.bak,} + +# put improper permissions on authorized_user_ids file, update, and +# make sure ssh authentication FAILS +echo "##################################################" +echo "### setting group writability on authorized_user_ids and updating..." +chmod g+w "$TESTHOME"/.monkeysphere/authorized_user_ids +monkeysphere-authentication update-users $(whoami) +echo "##################################################" +echo "### ssh connection test for server authentication denial..." +ssh_test 255 +chmod g-w "$TESTHOME"/.monkeysphere/authorized_user_ids +echo "##################################################" +echo "### setting other writability on authorized_user_ids and updating..." +chmod o+w "$TESTHOME"/.monkeysphere/authorized_user_ids +monkeysphere-authentication update-users $(whoami) +echo "##################################################" +echo "### ssh connection test for server authentication denial..." +ssh_test 255 +chmod o-w "$TESTHOME"/.monkeysphere/authorized_user_ids + +# FIXME: addtest: remove admin as id-certifier and check ssh failure + +# FIXME: addtest: add hostname on host key +# FIXME: addtest: revoke hostname on host key and check ssh failure + +# FIXME: addtest: revoke the host key and check ssh failure + + +###################################################################### + +trap - EXIT + +echo "##################################################" +echo " Monkeysphere basic tests completed successfully!" +echo "##################################################" + +cleanup