shadow/tests/newgidmap/01_newgidmap/newgidmap.test
Serge Hallyn 962c820fba fix newuidmap testcase
sleep 2s before running newxidmap - it seems we were sometimes
racing, causing newxidmap to fail.

Make sure to remove /tmp/test-xidmap, for some reason they
were sometimes still there, causing test to fail.

Fix some irregular tabbing.

Signed-off-by: Serge Hallyn <serge@hallyn.com>
2021-12-27 09:27:44 -06:00

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#!/bin/sh
set -e
cd $(dirname $0)
. ../../common/config.sh
. ../../common/log.sh
log_start "$0" "setup gid mapping"
save_config
unpriv_userns=$( sysctl -n kernel.unprivileged_userns_clone )
# restore the system on exit
trap 'log_status "$0" "FAILURE"; restore_config; \
rm -rf /tmp/test-gidmap; \
sysctl -q kernel.unprivileged_userns_clone=$unpriv_userns' 0
change_config
echo -n "Enable unprivileged user namespaces... "
sysctl -q kernel.unprivileged_userns_clone=1
echo "OK"
echo -n "Create world writable tmp directory... "
rm -rf /tmp/test-gidmap
mkdir -m 0777 /tmp/test-gidmap
echo "OK"
echo -n "setup gidmapping... "
base=$(id -g foo)
runuser foo -g foo -c "unshare -U sleep 10 & pid=\$!; \
sleep 2; newgidmap \$pid 0 $base 1 1 1000000 1000; ret=\$?; \
cat /proc/\$pid/gid_map >/tmp/test-gidmap/gid_map;
kill \$pid; exit \$ret"
../../common/compare_file.pl /tmp/test-gidmap/gid_map data/gid_map
echo "OK"
echo -n "Try to setup gidmapping with different primary group... "
runuser foo -g bar -c "unshare -U sleep 10 & pid=\$!; \
sleep 2; newgidmap \$pid 0 $base 1 1 1000000 1000 2>/tmp/test-gidmap/newgidmap.err; ret=\$?; \
kill \$pid; exit \$ret" && exit 1 || {
status=$?
}
echo "OK"
echo -n "newgidmap returned status ($status)... "
test "status" != 0
echo "OK"
echo -n "Check that there were a failure message... "
grep -q 'newgidmap: Target [0-9]* is owned by a different' /tmp/test-gidmap/newgidmap.err
echo "error message OK."
log_status "$0" "SUCCESS"
sysctl -q kernel.unprivileged_userns_clone=$unpriv_userns
rm -rf /tmp/test-gidmap;
restore_config
trap '' 0