3 # A Metadata Update Test tests that
4 # metadata updates are properly completed when
5 # multiple clients create/delete files and modify the attributes of files.
9 LUSTRE=${LUSTRE:-$(cd $(dirname $0)/..; echo $PWD)}
10 . $LUSTRE/tests/test-framework.sh
12 . ${CONFIG:=$LUSTRE/tests/cfg/$NAME.sh}
17 TESTDIR=${TESTDIR:-$DIR/d0.$(basename $0 .sh)}
19 NODES_TO_USE=${NODES_TO_USE:-$CLIENTS}
21 [ -z $CLIENTS ] && NODES_TO_USE=$(hostname)
27 NEW_ATIME="2001-01-01 GMT"
28 NEW_MTIME="2005-05-05 GMT"
33 SUMFILE=$TESTDIR/mdsum
37 WRITE_DISJOINT=${WRITE_DISJOINT:-$(which write_disjoint 2> /dev/null)} || true
38 WRITE_DISJOINT_FILE=$TESTDIR/f0.write_disjoint_file
41 log "===== $0 ====== "
43 check_and_setup_lustre
47 do_nodes $NODES_TO_USE "set $TRACE;
48 DIR=$TESTDIR/\\\$(hostname);
49 TESTFILE=\\\$DIR/$FILE;
52 rmdir \\\$DIR 2>/dev/null;
53 mkdir -p \\\$DIR" || return ${PIPESTATUS[0]}
58 echo "Creating file(s) by mknod (2) ... "
60 do_nodes $NODES_TO_USE "set $TRACE;
61 TESTFILE=$TESTDIR/\\\$(hostname)/$FILE;
62 mcreate \\\$TESTFILE; " || return ${PIPESTATUS[0]}
67 do_nodes $NODES_TO_USE "set $TRACE;
68 TESTFILE=$TESTDIR/\\\$(hostname)/$FILE;
69 dd if=/dev/zero of=\\\$TESTFILE bs=$FILE_SIZE count=1 2>/dev/null || exit 54;
70 echo \\\$(hostname) | dd of=\\\$TESTFILE conv=notrunc 2>/dev/null || exit 55;
71 md5sum \\\$TESTFILE >> $SUMFILE; " || return ${PIPESTATUS[0]}
76 echo "Checking file(s) data ... md5sum : "
79 do_nodesv $NODES_TO_USE "md5sum --check $SUMFILE" || \
80 return ${PIPESTATUS[0]}
85 echo "Truncating file(s) ... "
87 do_nodes $NODES_TO_USE "set $TRACE;
88 TESTFILE=$TESTDIR/\\\$(hostname)/$FILE;
89 truncate \\\$TESTFILE 0" || return ${PIPESTATUS[0]}
95 # check st_uid, st_gid, st_size, st_mode
97 local attr="$test_UID $test_GID $FILE_SIZE $CURRENT_MODE"
99 echo "Checking file(s) attributes ... "
101 do_nodesv $NODES_TO_USE "set $TRACE;
102 for HOST in ${NODES_TO_USE//,/ } ; do
103 TESTFILE=$TESTDIR/\\\$HOST/$FILE;
104 tmp=\\\$(stat -c \\\"%u %g %s 0%a\\\" \\\$TESTFILE);
105 echo \\\"\\\$TESTFILE [ uid gid size mode ] expected : $attr ; got : \\\$tmp \\\";
106 if [ x\\\"\\\$tmp\\\" != x\\\"$attr\\\" ] ; then
107 echo \\\"Wrong file attributes\\\";
110 done " || return ${PIPESTATUS[0]}
115 echo "Performing chmod 0$NEW_MODE ..."
117 do_nodes $NODES_TO_USE "set $TRACE;
118 TESTFILE=$TESTDIR/\\\$(hostname)/$FILE;
119 chmod $NEW_MODE \\\$TESTFILE" || return ${PIPESTATUS[0]}
121 CURRENT_MODE=$NEW_MODE
125 do_change_timestamps () {
126 echo "Changing atime, mtime ..."
128 do_nodes $NODES_TO_USE " set $TRACE;
129 TESTFILE=$TESTDIR/\\\$(hostname)/$FILE;
130 touch -c --date=\\\"$NEW_ATIME\\\" -a \\\$TESTFILE;
131 touch -c --date=\\\"$NEW_MTIME\\\" -m \\\$TESTFILE " || return ${PIPESTATUS[0]}
135 # check st_atime, st_mtime
136 do_check_timestamps () {
137 local atime=$(date --date="$NEW_ATIME" +%s)
138 local mtime=$(date --date="$NEW_MTIME" +%s)
140 local times="$atime $mtime"
142 echo "Checking atime, mtime ... "
144 do_nodesv $NODES_TO_USE "set $TRACE;
145 for HOST in ${NODES_TO_USE//,/ } ; do
146 TESTFILE=$TESTDIR/\\\$HOST/$FILE;
147 tmp=\\\$(stat -c \\\"%X %Y\\\" \\\$TESTFILE);
148 if [ x\\\"\\\$tmp\\\" != x\\\"$times\\\" ] ; then
149 echo \\\"\\\$TESTFILE [ atime mtime ] expected : $times ; got : \\\$tmp \\\";
153 exit \\\$RC" || return ${PIPESTATUS[0]}
158 echo "Filling up directories ... files : f1 ... f$NUM_FILES) ... "
160 do_nodes $NODES_TO_USE "set $TRACE;
161 TESTFILE=$TESTDIR/\\\$(hostname)/$FILE;
163 DIR=$TESTDIR/\\\$(hostname);
164 for i in \\\$(seq $NUM_FILES) ; do
165 touch \\\$DIR/f\\\$i;
166 done " || return ${PIPESTATUS[0]}
170 check_dir_contents () {
171 local num_files=${1:-1}
173 echo "Checking dir contents ... (should exist files : f$num_files ... f$NUM_FILES) ... "
174 do_nodes $NODES_TO_USE "set $TRACE;
175 for HOST in ${NODES_TO_USE//,/ } ; do
176 DIR=$TESTDIR/\\\$HOST;
177 for i in \\\$(seq $NUM_FILES -1 $num_files) ; do
178 if ! [ -f \\\$DIR/f\\\$i ] ; then
179 echo \\\"ERROR: file \\\$DIR/f\\\$i should exist\\\";
183 for i in \\\$(seq $(($num_files - 1 ))) ; do
184 if [ -f \\\$DIR/f\\\$i ] ; then
185 echo \\\"ERROR: deleted file \\\$DIR/f\\\$i exists\\\";
190 exit \\\$RC " || return ${PIPESTATUS[0]}
194 do_partial_delete () {
197 echo "Deleting files ... f1 ... f$num_files ... "
198 do_nodes $NODES_TO_USE "set $TRACE;
199 DIR=$TESTDIR/\\\$(hostname);
200 for i in \\\$(seq $num_files) ; do
201 if ! rm -f \\\$DIR/f\\\$i ; then
204 done " || return ${PIPESTATUS[0]}
210 chmod 0777 $MOUNT || exit 1
211 mkdir -p $TESTDIR || exit 1
212 chmod 0777 $TESTDIR || exit 1
214 cleanup_prepare || error_exit "cleanup failed"
216 # create file(s) (mknod (2)), write data, check data, check file attributes
217 echo "Part 1. create file(s) (mknod (2)), write data, check data, check file attributes."
218 do_mknod || error_exit "mknod failed"
219 echo "Writing data to file(s) ... store md5sum ... "
220 do_write || error_exit "write data failed"
221 do_check_data || error_exit "md5sum verification failed"
222 get_stat || { error_noexit "attributes check failed" ; STATUS=1; }
224 # file(s) attributes modification
225 echo "Part 2. file(s) attributes modification."
226 do_chmod || error_exit "chmod failed"
227 get_stat || { error_noexit "wrong attributes after chmod"; STATUS=1; }
229 do_change_timestamps || error_exit "timestamps change failed"
230 do_check_timestamps || { error_noexit "wrong timestamps"; STATUS=1; }
232 # truncate file(s) to 0 size, check new file size
233 echo "Part 3. truncate file(s) to 0 size, check new file size."
234 do_truncate || error_exit"truncate failed"
235 get_stat || { error_noexit "wrong attributes after truncate"; STATUS=1; }
237 # directory content solidity
238 echo "Part 4. directory content solidity: fill up directory, check dir content, remove some files, check dir content."
239 do_fill_dir || error_exit "dir creation failed"
240 check_dir_contents || { error_noexit "dir contents check failed"; STATUS=1; }
242 do_partial_delete $(($NUM_FILES / 2)) || error_exit "delete failed"
243 check_dir_contents $(($NUM_FILES / 2 + 1)) ||
244 { error_noexit "dir contents check after delete failed"; STATUS=1; }
246 # "write_disjoint" test
247 echo "Part 5. write_disjoint test: see lustre/tests/mpi/write_disjoint.c for details"
248 if [ -f "$WRITE_DISJOINT" ]; then
250 MACHINEFILE=${MACHINEFILE:-$TMP/$(basename $0 .sh).machines}
251 generate_machine_file $NODES_TO_USE $MACHINEFILE
252 mpi_run -np $(get_node_count ${NODES_TO_USE//,/ }) -machinefile $MACHINEFILE \
253 $WRITE_DISJOINT -f $WRITE_DISJOINT_FILE -n $NUMLOOPS || STATUS=1
255 skip_env "$0 : write_disjoint not found "
258 equals_msg `basename $0`: test complete, cleaning up
261 check_and_cleanup_lustre