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/$NAME.sh}
16 TESTDIR=${TESTDIR:-$DIR/d0.$(basename $0 .sh)}
18 NODES_TO_USE=${NODES_TO_USE:-$CLIENTS}
20 [ -z $CLIENTS ] && NODES_TO_USE=$(hostname)
26 NEW_ATIME="2001-01-01 GMT"
27 NEW_MTIME="2005-05-05 GMT"
34 WRITE_DISJOINT=${WRITE_DISJOINT:-$(which write_disjoint 2> /dev/null)} || true
35 WRITE_DISJOINT_FILE=$TESTDIR/f0.write_disjoint_file
38 log "===== $0 ====== "
40 check_and_setup_lustre
44 do_nodes $NODES_TO_USE "set $TRACE;
45 DIR=$TESTDIR/\\\$(hostname);
46 TESTFILE=\\\$DIR/$FILE;
48 rmdir \\\$DIR 2>/dev/null;
49 mkdir -p \\\$DIR" || return ${PIPESTATUS[0]}
54 echo "Creating file(s) by mknod (2) ... "
56 do_nodes $NODES_TO_USE "set $TRACE;
57 TESTFILE=$TESTDIR/\\\$(hostname)/$FILE;
58 mcreate \\\$TESTFILE; " || return ${PIPESTATUS[0]}
63 do_nodes $NODES_TO_USE "set $TRACE;
64 TESTFILE=$TESTDIR/\\\$(hostname)/$FILE;
65 dd if=/dev/zero of=\\\$TESTFILE bs=$FILE_SIZE count=1 2>/dev/null || exit 54;
66 echo \\\$(hostname) | dd of=\\\$TESTFILE conv=notrunc 2>/dev/null || exit 55;
67 md5sum \\\$TESTFILE; " || return ${PIPESTATUS[0]}
74 echo "Checking file(s) data ... md5sum : "
77 do_nodes --verbose $NODES_TO_USE "echo \"$sums\" | md5sum --check" || \
78 return ${PIPESTATUS[0]}
83 echo "Truncating file(s) ... "
85 do_nodes $NODES_TO_USE "set $TRACE;
86 TESTFILE=$TESTDIR/\\\$(hostname)/$FILE;
87 truncate \\\$TESTFILE 0" || return ${PIPESTATUS[0]}
93 # check st_uid, st_gid, st_size, st_mode
95 local attr="$test_UID $test_GID $FILE_SIZE $CURRENT_MODE"
97 echo "Checking file(s) attributes ... "
99 do_nodes --verbose $NODES_TO_USE "set $TRACE;
100 for HOST in ${NODES_TO_USE//,/ } ; do
101 TESTFILE=$TESTDIR/\\\$HOST/$FILE;
102 tmp=\\\$(stat -c \\\"%u %g %s 0%a\\\" \\\$TESTFILE);
103 echo \\\"\\\$TESTFILE [ uid gid size mode ] expected : $attr ; got : \\\$tmp \\\";
104 if [ x\\\"\\\$tmp\\\" != x\\\"$attr\\\" ] ; then
105 echo \\\"Wrong file attributes\\\";
108 done " || return ${PIPESTATUS[0]}
113 echo "Performing chmod 0$NEW_MODE ..."
115 do_nodes $NODES_TO_USE "set $TRACE;
116 TESTFILE=$TESTDIR/\\\$(hostname)/$FILE;
117 chmod $NEW_MODE \\\$TESTFILE" || return ${PIPESTATUS[0]}
119 CURRENT_MODE=$NEW_MODE
123 do_change_timestamps () {
124 echo "Changing atime, mtime ..."
126 do_nodes $NODES_TO_USE " set $TRACE;
127 TESTFILE=$TESTDIR/\\\$(hostname)/$FILE;
128 touch -c --date=\\\"$NEW_ATIME\\\" -a \\\$TESTFILE;
129 touch -c --date=\\\"$NEW_MTIME\\\" -m \\\$TESTFILE " || return ${PIPESTATUS[0]}
133 # check st_atime, st_mtime
134 do_check_timestamps () {
135 local atime=$(date --date="$NEW_ATIME" +%s)
136 local mtime=$(date --date="$NEW_MTIME" +%s)
138 local times="$atime $mtime"
140 echo "Checking atime, mtime ... "
142 do_nodes --verbose $NODES_TO_USE "set $TRACE;
143 for HOST in ${NODES_TO_USE//,/ } ; do
144 TESTFILE=$TESTDIR/\\\$HOST/$FILE;
145 tmp=\\\$(stat -c \\\"%X %Y\\\" \\\$TESTFILE);
146 if [ x\\\"\\\$tmp\\\" != x\\\"$times\\\" ] ; then
147 echo \\\"\\\$TESTFILE [ atime mtime ] expected : $times ; got : \\\$tmp \\\";
151 exit \\\$RC" || return ${PIPESTATUS[0]}
156 echo "Filling up directories ... files : f1 ... f$NUM_FILES) ... "
158 do_nodes $NODES_TO_USE "set $TRACE;
159 TESTFILE=$TESTDIR/\\\$(hostname)/$FILE;
161 DIR=$TESTDIR/\\\$(hostname);
162 for i in \\\$(seq $NUM_FILES) ; do
163 touch \\\$DIR/f\\\$i;
164 done " || return ${PIPESTATUS[0]}
168 check_dir_contents () {
169 local num_files=${1:-1}
171 echo "Checking dir contents ... (should exist files : f$num_files ... f$NUM_FILES) ... "
172 do_nodes $NODES_TO_USE "set $TRACE;
173 for HOST in ${NODES_TO_USE//,/ } ; do
174 DIR=$TESTDIR/\\\$HOST;
175 for i in \\\$(seq $NUM_FILES -1 $num_files) ; do
176 if ! [ -f \\\$DIR/f\\\$i ] ; then
177 echo \\\"ERROR: file \\\$DIR/f\\\$i should exist\\\";
181 for i in \\\$(seq $(($num_files - 1 ))) ; do
182 if [ -f \\\$DIR/f\\\$i ] ; then
183 echo \\\"ERROR: deleted file \\\$DIR/f\\\$i exists\\\";
188 exit \\\$RC " || return ${PIPESTATUS[0]}
192 do_partial_delete () {
195 echo "Deleting files ... f1 ... f$num_files ... "
196 do_nodes $NODES_TO_USE "set $TRACE;
197 DIR=$TESTDIR/\\\$(hostname);
198 for i in \\\$(seq $num_files) ; do
199 if ! rm -f \\\$DIR/f\\\$i ; then
202 done " || return ${PIPESTATUS[0]}
208 chmod 0777 $MOUNT || exit 1
209 mkdir -p $TESTDIR || exit 1
210 chmod 0777 $TESTDIR || exit 1
212 cleanup_prepare || error_exit "cleanup failed"
214 # create file(s) (mknod (2)), write data, check data, check file attributes
215 echo "Part 1. create file(s) (mknod (2)), write data, check data, check file attributes."
216 do_mknod || error_exit "mknod failed"
217 echo "Writing data to file(s) ... store md5sum ... "
218 sums="$(do_write)" || error_exit "write data failed"
219 do_check_data "$sums" || error_exit "md5sum verification failed"
220 get_stat || { error_noexit "attributes check failed" ; STATUS=1; }
222 # file(s) attributes modification
223 echo "Part 2. file(s) attributes modification."
224 do_chmod || error_exit "chmod failed"
225 get_stat || { error_noexit "wrong attributes after chmod"; STATUS=1; }
227 do_change_timestamps || error_exit "timestamps change failed"
228 do_check_timestamps || { error_noexit "wrong timestamps"; STATUS=1; }
230 # truncate file(s) to 0 size, check new file size
231 echo "Part 3. truncate file(s) to 0 size, check new file size."
232 do_truncate || error_exit"truncate failed"
233 get_stat || { error_noexit "wrong attributes after truncate"; STATUS=1; }
235 # directory content solidity
236 echo "Part 4. directory content solidity: fill up directory, check dir content, remove some files, check dir content."
237 do_fill_dir || error_exit "dir creation failed"
238 check_dir_contents || { error_noexit "dir contents check failed"; STATUS=1; }
240 do_partial_delete $(($NUM_FILES / 2)) || error_exit "delete failed"
241 check_dir_contents $(($NUM_FILES / 2 + 1)) ||
242 { error_noexit "dir contents check after delete failed"; STATUS=1; }
244 # "write_disjoint" test
245 echo "Part 5. write_disjoint test: see lustre/tests/mpi/write_disjoint.c for details"
246 if [ -f "$WRITE_DISJOINT" ]; then
248 MACHINEFILE=${MACHINEFILE:-$TMP/$(basename $0 .sh).machines}
249 generate_machine_file $NODES_TO_USE $MACHINEFILE
250 mpi_run -np $(get_node_count ${NODES_TO_USE//,/ }) -machinefile $MACHINEFILE \
251 $WRITE_DISJOINT -f $WRITE_DISJOINT_FILE -n $NUMLOOPS || STATUS=1
253 skip_env "$0 : write_disjoint not found "
256 equals_msg `basename $0`: test complete, cleaning up
259 check_and_cleanup_lustre