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)
23 # hostname could differ from a network interface
24 # configured for NODES_TO_USE, bug 23961
25 # the test dir on each host is created based on `hostname` of this host
26 HOSTS=$(comma_list $(do_nodes $NODES_TO_USE "echo \\\$(hostname)"))
32 NEW_ATIME="2001-01-01 GMT"
33 NEW_MTIME="2005-05-05 GMT"
38 SUMFILE=$TESTDIR/mdsum
42 WRITE_DISJOINT=${WRITE_DISJOINT:-$(which write_disjoint 2> /dev/null)} || true
43 WRITE_DISJOINT_FILE=$TESTDIR/f0.write_disjoint_file
46 log "===== $0 ====== "
48 check_and_setup_lustre
52 do_nodes $NODES_TO_USE "set $TRACE;
53 DIR=$TESTDIR/\\\$(hostname);
54 TESTFILE=\\\$DIR/$FILE;
57 rmdir \\\$DIR 2>/dev/null;
58 mkdir -p \\\$DIR" || return ${PIPESTATUS[0]}
63 echo "Creating file(s) by mknod (2) ... "
65 do_nodes $NODES_TO_USE "set $TRACE;
66 TESTFILE=$TESTDIR/\\\$(hostname)/$FILE;
67 mcreate \\\$TESTFILE; " || return ${PIPESTATUS[0]}
72 do_nodes $NODES_TO_USE "set $TRACE;
73 TESTFILE=$TESTDIR/\\\$(hostname)/$FILE;
74 dd if=/dev/zero of=\\\$TESTFILE bs=$FILE_SIZE count=1 2>/dev/null || exit 54;
75 echo \\\$(hostname) | dd of=\\\$TESTFILE conv=notrunc 2>/dev/null || exit 55;
76 md5sum \\\$TESTFILE >> $SUMFILE; " || return ${PIPESTATUS[0]}
81 echo "Checking file(s) data ... md5sum : "
84 do_nodesv $NODES_TO_USE "md5sum --check $SUMFILE" || \
85 return ${PIPESTATUS[0]}
90 echo "Truncating file(s) ... "
92 do_nodes $NODES_TO_USE "set $TRACE;
93 TESTFILE=$TESTDIR/\\\$(hostname)/$FILE;
94 $TRUNCATE \\\$TESTFILE 0" || return ${PIPESTATUS[0]}
100 # check st_uid, st_gid, st_size, st_mode
102 local attr="$test_UID $test_GID $FILE_SIZE $CURRENT_MODE"
104 echo "Checking file(s) attributes ... "
106 do_nodesv $NODES_TO_USE "set $TRACE;
107 for HOST in ${HOSTS//,/ } ; do
108 TESTFILE=$TESTDIR/\\\$HOST/$FILE;
109 tmp=\\\$(stat -c \\\"%u %g %s 0%a\\\" \\\$TESTFILE);
110 echo \\\"\\\$TESTFILE [ uid gid size mode ] expected : $attr ; got : \\\$tmp \\\";
111 if [ x\\\"\\\$tmp\\\" != x\\\"$attr\\\" ] ; then
112 echo \\\"Wrong file attributes\\\";
115 done " || return ${PIPESTATUS[0]}
120 echo "Performing chmod 0$NEW_MODE ..."
122 do_nodes $NODES_TO_USE "set $TRACE;
123 TESTFILE=$TESTDIR/\\\$(hostname)/$FILE;
124 chmod $NEW_MODE \\\$TESTFILE" || return ${PIPESTATUS[0]}
126 CURRENT_MODE=$NEW_MODE
130 do_change_timestamps () {
131 echo "Changing atime, mtime ..."
133 do_nodes $NODES_TO_USE " set $TRACE;
134 TESTFILE=$TESTDIR/\\\$(hostname)/$FILE;
135 touch -c --date=\\\"$NEW_ATIME\\\" -a \\\$TESTFILE;
136 touch -c --date=\\\"$NEW_MTIME\\\" -m \\\$TESTFILE " || return ${PIPESTATUS[0]}
140 # check st_atime, st_mtime
141 do_check_timestamps () {
142 local atime=$(date --date="$NEW_ATIME" +%s)
143 local mtime=$(date --date="$NEW_MTIME" +%s)
145 local times="$atime $mtime"
147 echo "Checking atime, mtime ... "
149 do_nodesv $NODES_TO_USE "set $TRACE;
150 for HOST in ${HOSTS//,/ } ; do
151 TESTFILE=$TESTDIR/\\\$HOST/$FILE;
152 tmp=\\\$(stat -c \\\"%X %Y\\\" \\\$TESTFILE);
153 if [ x\\\"\\\$tmp\\\" != x\\\"$times\\\" ] ; then
154 echo \\\"\\\$TESTFILE [ atime mtime ] expected : $times ; got : \\\$tmp \\\";
158 exit \\\$RC" || return ${PIPESTATUS[0]}
163 echo "Filling up directories ... files : f1 ... f$NUM_FILES) ... "
165 do_nodes $NODES_TO_USE "set $TRACE;
166 TESTFILE=$TESTDIR/\\\$(hostname)/$FILE;
168 DIR=$TESTDIR/\\\$(hostname);
169 for i in \\\$(seq $NUM_FILES) ; do
170 touch \\\$DIR/f\\\$i;
171 done " || return ${PIPESTATUS[0]}
175 check_dir_contents () {
176 local num_files=${1:-1}
178 echo "Checking dir contents ... (should exist files : f$num_files ... f$NUM_FILES) ... "
179 do_nodes $NODES_TO_USE "set $TRACE;
180 for HOST in ${HOSTS//,/ } ; do
181 DIR=$TESTDIR/\\\$HOST;
182 for i in \\\$(seq $NUM_FILES -1 $num_files) ; do
183 if ! [ -f \\\$DIR/f\\\$i ] ; then
184 echo \\\"ERROR: file \\\$DIR/f\\\$i should exist\\\";
188 for i in \\\$(seq $(($num_files - 1 ))) ; do
189 if [ -f \\\$DIR/f\\\$i ] ; then
190 echo \\\"ERROR: deleted file \\\$DIR/f\\\$i exists\\\";
195 exit \\\$RC " || return ${PIPESTATUS[0]}
199 do_partial_delete () {
202 echo "Deleting files ... f1 ... f$num_files ... "
203 do_nodes $NODES_TO_USE "set $TRACE;
204 DIR=$TESTDIR/\\\$(hostname);
205 for i in \\\$(seq $num_files) ; do
206 if ! rm -f \\\$DIR/f\\\$i ; then
209 done " || return ${PIPESTATUS[0]}
215 chmod 0777 $MOUNT || exit 1
216 mkdir -p $TESTDIR || exit 1
217 chmod 0777 $TESTDIR || exit 1
219 cleanup_prepare || error_exit "cleanup failed"
221 # create file(s) (mknod (2)), write data, check data, check file attributes
222 echo "Part 1. create file(s) (mknod (2)), write data, check data, check file attributes."
223 do_mknod || error_exit "mknod failed"
224 echo "Writing data to file(s) ... store md5sum ... "
225 do_write || error_exit "write data failed"
226 do_check_data || error_exit "md5sum verification failed"
227 get_stat || { error_noexit "attributes check failed" ; STATUS=1; }
229 # file(s) attributes modification
230 echo "Part 2. file(s) attributes modification."
231 do_chmod || error_exit "chmod failed"
232 get_stat || { error_noexit "wrong attributes after chmod"; STATUS=1; }
234 do_change_timestamps || error_exit "timestamps change failed"
235 do_check_timestamps || { error_noexit "wrong timestamps"; STATUS=1; }
237 # truncate file(s) to 0 size, check new file size
238 echo "Part 3. truncate file(s) to 0 size, check new file size."
239 do_truncate || error_exit"truncate failed"
240 get_stat || { error_noexit "wrong attributes after truncate"; STATUS=1; }
242 # directory content solidity
243 echo "Part 4. directory content solidity: fill up directory, check dir content, remove some files, check dir content."
244 do_fill_dir || error_exit "dir creation failed"
245 check_dir_contents || { error_noexit "dir contents check failed"; STATUS=1; }
247 do_partial_delete $(($NUM_FILES / 2)) || error_exit "delete failed"
248 check_dir_contents $(($NUM_FILES / 2 + 1)) ||
249 { error_noexit "dir contents check after delete failed"; STATUS=1; }
251 # "write_disjoint" test
252 echo "Part 5. write_disjoint test: see lustre/tests/mpi/write_disjoint.c for details"
253 if [ -f "$WRITE_DISJOINT" ]; then
255 MACHINEFILE=${MACHINEFILE:-$TMP/$(basename $0 .sh).machines}
256 generate_machine_file $NODES_TO_USE $MACHINEFILE
257 mpi_run -np $(get_node_count ${NODES_TO_USE//,/ }) \
258 ${MACHINEFILE_OPTION} $MACHINEFILE $WRITE_DISJOINT \
259 -f $WRITE_DISJOINT_FILE -n $NUMLOOPS || STATUS=1
261 skip_env "$0 : write_disjoint not found "
267 check_and_cleanup_lustre