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Diffstat (limited to '')
| -rwxr-xr-x | contrib/sepgsql/test_sepgsql | 306 |
1 files changed, 306 insertions, 0 deletions
diff --git a/contrib/sepgsql/test_sepgsql b/contrib/sepgsql/test_sepgsql new file mode 100755 index 0000000..3a29556 --- /dev/null +++ b/contrib/sepgsql/test_sepgsql @@ -0,0 +1,306 @@ +#!/bin/sh +# +# Run the sepgsql regression tests, after making a lot of environmental checks +# to try to ensure that the SELinux environment is set up appropriately and +# the database is configured correctly. +# +# Note that this must be run against an installed Postgres database. +# There's no equivalent of "make check", and that wouldn't be terribly useful +# since much of the value is in checking that you installed sepgsql into +# your database correctly. +# +# This must be run in the contrib/sepgsql directory of a Postgres build tree. +# + +PG_BINDIR=`pg_config --bindir` + +# we must move to contrib/sepgsql directory to run pg_regress correctly +cd `dirname $0` + +echo +echo "============== checking selinux environment ==============" + +# matchpathcon must be present to assess whether the installation environment +# is OK. +echo -n "checking for matchpathcon ... " +if ! matchpathcon -n . >/dev/null 2>&1; then + echo "not found" + echo "" + echo "The matchpathcon command must be available." + echo "Please install it or update your PATH to include it" + echo "(it is typically in '/usr/sbin', which might not be in your PATH)." + echo "matchpathcon is typically included in the libselinux-utils package." + exit 1 +fi +echo "ok" + +# runcon must be present to launch psql using the correct environment +echo -n "checking for runcon ... " +if ! runcon --help >/dev/null 2>&1; then + echo "not found" + echo "" + echo "The runcon command must be available." + echo "runcon is typically included in the coreutils package." + echo "" + exit 1 +fi +echo "ok" + +# check sestatus too, since that lives in yet another package +echo -n "checking for sestatus ... " +if ! sestatus >/dev/null 2>&1; then + echo "not found" + echo "" + echo "The sestatus command must be available." + echo "sestatus is typically included in the policycoreutils package." + echo "" + exit 1 +fi +echo "ok" + +# check that the user is running in the unconfined_t domain +echo -n "checking current user domain ... " +DOMAIN=`id -Z 2>/dev/null | sed 's/:/ /g' | awk '{print $3}'` +echo ${DOMAIN:-failed} +if [ "${DOMAIN}" != unconfined_t ]; then + echo "" + echo "The regression tests must be launched from the unconfined_t domain." + echo "" + echo "The unconfined_t domain is typically the default domain for user" + echo "shell processes. If the default has been changed on your system," + echo "you can revert the changes like this:" + echo "" + echo " \$ sudo semanage login -d `whoami`" + echo "" + echo "Or, you can add a setting to log in using the unconfined_t domain:" + echo "" + echo " \$ sudo semanage login -a -s unconfined_u -r s0-s0:c0.c255 `whoami`" + echo "" + exit 1 +fi + +# SELinux must be configured in enforcing mode +echo -n "checking selinux operating mode ... " +CURRENT_MODE=`LANG=C sestatus | grep '^Current mode:' | awk '{print $3}'` +echo ${CURRENT_MODE:-failed} +if [ "${CURRENT_MODE}" = enforcing ]; then + : OK +elif [ "${CURRENT_MODE}" = permissive -o "${CURRENT_MODE}" = disabled ]; then + echo "" + echo "Before running the regression tests, SELinux must be enabled and" + echo "must be running in enforcing mode." + echo "" + echo "If SELinux is currently running in permissive mode, you can" + echo "switch to enforcing mode using the 'setenforce' command." + echo + echo " \$ sudo setenforce 1" + echo "" + echo "The system default setting is configured in /etc/selinux/config," + echo "or using a kernel boot parameter." + echo "" + exit 1 +else + echo "" + echo "Unable to determine the current selinux operating mode. Please" + echo "verify that the sestatus command is installed and in your PATH." + echo "" + exit 1 +fi + +# 'sepgsql-regtest' policy module must be loaded +echo -n "checking for sepgsql-regtest policy ... " +SELINUX_MNT=`LANG=C sestatus | grep '^SELinuxfs mount:' | awk '{print $3}'` +if [ "$SELINUX_MNT" = "" ]; then + echo "failed" + echo "" + echo "Unable to find SELinuxfs mount point." + echo "" + echo "The sestatus command should report the location where SELinuxfs" + echo "is mounted, but did not do so." + echo "" + exit 1 +fi +if [ ! -e "${SELINUX_MNT}/booleans/sepgsql_regression_test_mode" ]; then + echo "failed" + echo "" + echo "The 'sepgsql-regtest' policy module appears not to be installed." + echo "Without this policy installed, the regression tests will fail." + echo "You can install this module using the following commands:" + echo "" + echo " \$ make -f /usr/share/selinux/devel/Makefile" + echo " \$ sudo semodule -u sepgsql-regtest.pp" + echo "" + echo "To confirm that the policy package is installed, use this command:" + echo "" + echo " \$ sudo semodule -l | grep sepgsql" + echo "" + exit 1 +fi +echo "ok" + +# Verify that sepgsql_regression_test_mode is active. +echo -n "checking whether policy is enabled ... " +POLICY_STATUS=`getsebool sepgsql_regression_test_mode | awk '{print $3}'` +echo ${POLICY_STATUS:-failed} +if [ "${POLICY_STATUS}" != on ]; then + echo "" + echo "The SELinux boolean 'sepgsql_regression_test_mode' must be" + echo "turned on in order to enable the rules necessary to run the" + echo "regression tests." + echo "" + if [ "${POLICY_STATUS}" = "" ]; then + echo "We attempted to determine the state of this Boolean using" + echo "'getsebool', but that command did not produce the expected" + echo "output. Please verify that getsebool is available and in" + echo "your PATH." + else + echo "You can turn on this variable using the following commands:" + echo "" + echo " \$ sudo setsebool sepgsql_regression_test_mode on" + echo "" + echo "For security reasons, it is suggested that you turn off this" + echo "variable when regression testing is complete and the associated" + echo "rules are no longer needed." + fi + echo "" + exit 1 +fi +POLICY_STATUS=`getsebool sepgsql_enable_users_ddl | awk '{print $3}'` +echo ${POLICY_STATUS:-failed} +if [ "${POLICY_STATUS}" != on ]; then + echo "" + echo "The SELinux boolean 'sepgsql_enable_users_ddl' must be" + echo "turned on in order to enable the rules necessary to run" + echo "the regression tests." + echo "" + if [ "${POLICY_STATUS}" = "" ]; then + echo "We attempted to determine the state of this Boolean using" + echo "'getsebool', but that command did not produce the expected" + echo "output. Please verify that getsebool is available and in" + echo "your PATH." + else + echo "You can turn on this variable using the following commands:" + echo "" + echo " \$ sudo setsebool sepgsql_enable_users_ddl on" + echo "" + echo "For security reasons, it is suggested that you turn off this" + echo "variable when regression testing is complete, unless you" + echo "don't want to allow unprivileged users DDL commands." + fi + echo "" + exit 1 +fi + +# 'psql' command must be executable from test domain +echo -n "checking whether we can run psql ... " +CMD_PSQL="${PG_BINDIR}/psql" +if [ ! -e "${CMD_PSQL}" ]; then + echo "not found" + echo + echo "${CMD_PSQL} was not found." + echo "Check your PostgreSQL installation." + echo + exit 1 +fi +runcon -t sepgsql_regtest_user_t "${CMD_PSQL}" --help >& /dev/null +if [ $? -ne 0 ]; then + echo "failed" + echo + echo "${CMD_PSQL} must be executable from the" + echo "sepgsql_regtest_user_t domain. That domain has restricted privileges" + echo "compared to unconfined_t, so the problem may be the psql file's" + echo "SELinux label. Try" + echo + PSQL_T=`matchpathcon -n "${CMD_PSQL}" | sed 's/:/ /g' | awk '{print $3}'` + if [ "${PSQL_T}" = "user_home_t" ]; then + # Installation appears to be in /home directory + echo " \$ sudo restorecon -R ${PG_BINDIR}" + echo + echo "Or, using chcon" + echo + echo " \$ sudo chcon -t user_home_t ${CMD_PSQL}" + else + echo " \$ sudo restorecon -R ${PG_BINDIR}" + echo + echo "Or, using chcon" + echo + echo " \$ sudo chcon -t bin_t ${CMD_PSQL}" + fi + echo + exit 1 +fi +echo "ok" + +# loadable module must be installed and not configured to permissive mode +echo -n "checking sepgsql installation ... " +VAL="`${CMD_PSQL} -X -t -c 'SHOW sepgsql.permissive' template1 2>/dev/null`" +RETVAL="$?" +if [ $RETVAL -eq 2 ]; then + echo "failed" + echo "" + echo "Could not connect to the database server." + echo "Please check your PostgreSQL installation." + echo "" + exit 1 +elif [ $RETVAL -ne 0 ]; then + echo "failed" + echo "" + echo "The sepgsql module does not appear to be loaded. Please verify" + echo "that the 'shared_preload_libraries' setting in postgresql.conf" + echo "includes 'sepgsql', and then restart the server." + echo "" + echo "See Installation section of the contrib/sepgsql documentation." + echo "" + exit 1 +elif ! echo "$VAL" | grep -q 'off$'; then + echo "failed" + echo "" + echo "The parameter 'sepgsql.permissive' is set to 'on'. It must be" + echo "turned off before running the regression tests." + echo "" + exit 1 +fi +echo "ok" + +# template1 database must be labeled +# NOTE: this test is wrong; we really ought to be checking template0. +# But we can't connect to that without extra pushups, and it's not worth it. +echo -n "checking for labels in template1 ... " +NUM=`${CMD_PSQL} -XAt -c 'SELECT count(*) FROM pg_catalog.pg_seclabel' template1 2>/dev/null` +if [ -z "${NUM}" ]; then + echo "failed" + echo "" + echo "In order to test sepgsql, initial labels must be assigned within" + echo "the 'template1' database. These labels will be copied into the" + echo "regression test database." + echo "" + echo "See Installation section of the contrib/sepgsql documentation." + echo "" + exit 1 +fi +echo "found ${NUM}" + +# +# checking complete - let's run the tests +# + +echo +echo "============== running sepgsql regression tests ==============" + +tests="label dml ddl alter misc" + +# Check if the truncate permission exists in the loaded policy, and if so, +# run the truncate test +# +# Testing the TRUNCATE regression test can be done by manually adding +# the permission with CIL if necessary: +# sudo semodule -cE base +# sudo sed -i -E 's/(class db_table.*?) \)/\1 truncate\)/' base.cil +# sudo semodule -i base.cil + +if [ -f /sys/fs/selinux/class/db_table/perms/truncate ]; then + tests+=" truncate" +fi + +make REGRESS="$tests" REGRESS_OPTS="--launcher ./launcher" installcheck +# exit with the exit code provided by "make" |