Message ID | 1472122893-22158-1-git-send-email-asavkov@redhat.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
On Thu, Aug 25, 2016 at 01:01:33PM +0200, Artem Savkov wrote: > Add generic/375 test that calls listxattr syscall with different buffer size > arguments checking if it fails properly. > > Signed-off-by: Artem Savkov <asavkov@redhat.com> > --- > .gitignore | 1 + > src/Makefile | 2 +- > src/listxattr.c | 55 +++++++++++++++++++++++++++++++++++++++++++++ > tests/generic/375 | 62 +++++++++++++++++++++++++++++++++++++++++++++++++++ > tests/generic/375.out | 10 +++++++++ > tests/generic/group | 1 + > 6 files changed, 130 insertions(+), 1 deletion(-) > create mode 100644 src/listxattr.c > create mode 100755 tests/generic/375 > create mode 100644 tests/generic/375.out > > diff --git a/.gitignore b/.gitignore > index d84f385..915d2d8 100644 > --- a/.gitignore > +++ b/.gitignore > @@ -66,6 +66,7 @@ > /src/holes > /src/holetest > /src/itrash > +/src/listxattr > /src/locktest > /src/loggen > /src/looptest > diff --git a/src/Makefile b/src/Makefile > index 57b0df1..dd51216 100644 > --- a/src/Makefile > +++ b/src/Makefile > @@ -21,7 +21,7 @@ LINUX_TARGETS = xfsctl bstat t_mtab getdevicesize preallo_rw_pattern_reader \ > stale_handle pwrite_mmap_blocked t_dir_offset2 seek_sanity_test \ > seek_copy_test t_readdir_1 t_readdir_2 fsync-tester nsexec cloner \ > renameat2 t_getcwd e4compact test-nextquota punch-alternating \ > - attr-list-by-handle-cursor-test > + attr-list-by-handle-cursor-test listxattr > > SUBDIRS = > > diff --git a/src/listxattr.c b/src/listxattr.c > new file mode 100644 > index 0000000..7fdccb5 > --- /dev/null > +++ b/src/listxattr.c > @@ -0,0 +1,55 @@ License, copyright. > +#include <errno.h> > +#include <fcntl.h> > +#include <stdio.h> > +#include <stdlib.h> > +#include <string.h> > +#include <sys/types.h> > +#include <sys/xattr.h> > + > +int main(int argc, char **argv) > +{ > + int ret; > + size_t bufsize = 0; > + char *buf = NULL; > + > + if (argc < 2) { > + fprintf(stderr, "usage: %s <testfile> [bufsize]\n", argv[0]); > + return 1; > + }; Please use 8 space tabs for all new code in xfstests. > + > + if (argc == 3) { > + bufsize = strtoul(argv[2], NULL, 10); > + if (bufsize == -1) { > + perror("buffsize"); > + return 1; > + } > + } > + > + if (bufsize == 0) { > + bufsize = listxattr(argv[1], buf, 0); > + if (bufsize == -1) { > + fprintf(stderr, "listxattr failed with %d\n", -errno); perror("listxattr:"); > + return 1; > + } > + } > + > + buf = malloc(bufsize + 1); > + if (buf == NULL) { > + perror("buf alloc"); > + return 1; > + } > + > + ret = listxattr(argv[1], buf, bufsize); > + if (ret < 0) { > + fprintf(stderr, "listxattr failed with %d\n", -errno); perror("listxattr:"); > + } else { > + char *l; > + for (l = buf; l != (buf + bufsize) && *l != '\0'; l = strchr(l, '\0') + 1) { > + printf("xattr: %s\n", l); > + } > + } > + > + free(buf); > + > + return 0; > +} > diff --git a/tests/generic/375 b/tests/generic/375 > new file mode 100755 > index 0000000..ad7b168 > --- /dev/null > +++ b/tests/generic/375 > @@ -0,0 +1,62 @@ > +#! /bin/bash > +# FSQA Test No. 375 > +# > +# Test listxattr syscall behaviour with different buffer sizes. > +# Why did you remove the license and copyright statement from the template? Please add them back in when you resend. > + > +seq=`basename $0` > +seqres=$RESULT_DIR/$seq > +echo "QA output created by $seq" > +tmp=/tmp/$$ > +status=1 # failure is the default! > +trap "_cleanup; exit \$status" 0 1 2 3 15 > + > +_cleanup() > +{ > + cd / > + rm -f $tmp.* > +} > + > +# get standard environment, filters and checks > +. ./common/rc > +. ./common/filter > +. ./common/attr > + > +# real QA test starts here > +_supported_fs generic > +_supported_os Linux > +_require_scratch > +_require_attrs _require_test_program "listxattr" listxattr="$here/src/listxattr" > + > +rm -f $seqres.full > + > +_scratch_mkfs >>$seqres.full 2>&1 > +_scratch_mount > + > +# Create a testfile with multiple xattrs. > +TESTFILE=${SCRATCH_MNT}/testfile > +touch $TESTFILE testfile, not TESTFILE. i.e. local variables use lower case, harness provided/global variables use upper case. > +$SETFATTR_PROG -n user.foo -v bar $TESTFILE > +$SETFATTR_PROG -n user.ping -v pong $TESTFILE > +$SETFATTR_PROG -n user.xxxx -v yyyy $TESTFILE Why only 3 attributes? A small comment explaining the reason for the initial conditions helps a lot here. > + > +# Call listxattr without buffer length argument. This should succeed. > +$here/src/listxattr $TESTFILE $listxattr $testfile > + > +# Calling listxattr on nonexistant file should fail with -ENOENT. > +$here/src/listxattr "" > + > +# Calling listxattr with buffersize not suffecient for even one xattr should > +# fail with -ERANGE. > +$here/src/listxattr $TESTFILE 1 > + > +# Calling listxattr with buffersize sufficient for one xattr, but not > +# sufficient for the whole list should still fail with -ERANGE. > +$here/src/listxattr $TESTFILE 9 > + > +# Calling listxattr with buffersize not suffecient for even one xattr should > +# fail with -ERANGE. > +$here/src/listxattr $TESTFILE 500 Comment above this case is wrong. Cheers, Dave.
diff --git a/.gitignore b/.gitignore index d84f385..915d2d8 100644 --- a/.gitignore +++ b/.gitignore @@ -66,6 +66,7 @@ /src/holes /src/holetest /src/itrash +/src/listxattr /src/locktest /src/loggen /src/looptest diff --git a/src/Makefile b/src/Makefile index 57b0df1..dd51216 100644 --- a/src/Makefile +++ b/src/Makefile @@ -21,7 +21,7 @@ LINUX_TARGETS = xfsctl bstat t_mtab getdevicesize preallo_rw_pattern_reader \ stale_handle pwrite_mmap_blocked t_dir_offset2 seek_sanity_test \ seek_copy_test t_readdir_1 t_readdir_2 fsync-tester nsexec cloner \ renameat2 t_getcwd e4compact test-nextquota punch-alternating \ - attr-list-by-handle-cursor-test + attr-list-by-handle-cursor-test listxattr SUBDIRS = diff --git a/src/listxattr.c b/src/listxattr.c new file mode 100644 index 0000000..7fdccb5 --- /dev/null +++ b/src/listxattr.c @@ -0,0 +1,55 @@ +#include <errno.h> +#include <fcntl.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <sys/types.h> +#include <sys/xattr.h> + +int main(int argc, char **argv) +{ + int ret; + size_t bufsize = 0; + char *buf = NULL; + + if (argc < 2) { + fprintf(stderr, "usage: %s <testfile> [bufsize]\n", argv[0]); + return 1; + }; + + if (argc == 3) { + bufsize = strtoul(argv[2], NULL, 10); + if (bufsize == -1) { + perror("buffsize"); + return 1; + } + } + + if (bufsize == 0) { + bufsize = listxattr(argv[1], buf, 0); + if (bufsize == -1) { + fprintf(stderr, "listxattr failed with %d\n", -errno); + return 1; + } + } + + buf = malloc(bufsize + 1); + if (buf == NULL) { + perror("buf alloc"); + return 1; + } + + ret = listxattr(argv[1], buf, bufsize); + if (ret < 0) { + fprintf(stderr, "listxattr failed with %d\n", -errno); + } else { + char *l; + for (l = buf; l != (buf + bufsize) && *l != '\0'; l = strchr(l, '\0') + 1) { + printf("xattr: %s\n", l); + } + } + + free(buf); + + return 0; +} diff --git a/tests/generic/375 b/tests/generic/375 new file mode 100755 index 0000000..ad7b168 --- /dev/null +++ b/tests/generic/375 @@ -0,0 +1,62 @@ +#! /bin/bash +# FSQA Test No. 375 +# +# Test listxattr syscall behaviour with different buffer sizes. +# + +seq=`basename $0` +seqres=$RESULT_DIR/$seq +echo "QA output created by $seq" +tmp=/tmp/$$ +status=1 # failure is the default! +trap "_cleanup; exit \$status" 0 1 2 3 15 + +_cleanup() +{ + cd / + rm -f $tmp.* +} + +# get standard environment, filters and checks +. ./common/rc +. ./common/filter +. ./common/attr + +# real QA test starts here +_supported_fs generic +_supported_os Linux +_require_scratch +_require_attrs + +rm -f $seqres.full + +_scratch_mkfs >>$seqres.full 2>&1 +_scratch_mount + +# Create a testfile with multiple xattrs. +TESTFILE=${SCRATCH_MNT}/testfile +touch $TESTFILE +$SETFATTR_PROG -n user.foo -v bar $TESTFILE +$SETFATTR_PROG -n user.ping -v pong $TESTFILE +$SETFATTR_PROG -n user.xxxx -v yyyy $TESTFILE + +# Call listxattr without buffer length argument. This should succeed. +$here/src/listxattr $TESTFILE + +# Calling listxattr on nonexistant file should fail with -ENOENT. +$here/src/listxattr "" + +# Calling listxattr with buffersize not suffecient for even one xattr should +# fail with -ERANGE. +$here/src/listxattr $TESTFILE 1 + +# Calling listxattr with buffersize suffecient for one xattr, but not +# sufficient for the whole list should still fail with -ERANGE. +$here/src/listxattr $TESTFILE 9 + +# Calling listxattr with buffersize not suffecient for even one xattr should +# fail with -ERANGE. +$here/src/listxattr $TESTFILE 500 + +status=0 +exit diff --git a/tests/generic/375.out b/tests/generic/375.out new file mode 100644 index 0000000..0c02a83 --- /dev/null +++ b/tests/generic/375.out @@ -0,0 +1,10 @@ +QA output created by 375 +xattr: user.foo +xattr: user.ping +xattr: user.xxxx +listxattr failed with -2 +listxattr failed with -34 +listxattr failed with -34 +xattr: user.foo +xattr: user.ping +xattr: user.xxxx diff --git a/tests/generic/group b/tests/generic/group index ef38c35..3068510 100644 --- a/tests/generic/group +++ b/tests/generic/group @@ -377,3 +377,4 @@ 372 auto quick clone 373 auto quick clone 374 auto quick clone dedupe +375 auto quick metadata
Add generic/375 test that calls listxattr syscall with different buffer size arguments checking if it fails properly. Signed-off-by: Artem Savkov <asavkov@redhat.com> --- .gitignore | 1 + src/Makefile | 2 +- src/listxattr.c | 55 +++++++++++++++++++++++++++++++++++++++++++++ tests/generic/375 | 62 +++++++++++++++++++++++++++++++++++++++++++++++++++ tests/generic/375.out | 10 +++++++++ tests/generic/group | 1 + 6 files changed, 130 insertions(+), 1 deletion(-) create mode 100644 src/listxattr.c create mode 100755 tests/generic/375 create mode 100644 tests/generic/375.out