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mdev: fix mode of dir1 in =dir1/dir2/file rule

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Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko 2013-01-21 01:22:12 +01:00
parent 31dc8603ee
commit 4609f477c7
2 changed files with 35 additions and 3 deletions
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22
testsuite/mdev.tests
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@ -11,7 +11,7 @@ FILTER_LS="grep -v '^total ' | sed -e 's/, */,/g' -e 's/ */ /g' | cut -d' ' -f
# cut: remove size+date
FILTER_LS2="grep -v '^total ' | sed -e 's/, */,/g' -e 's/ */ /g' | cut -d' ' -f 1-4,9-"
# testing "test name" "options" "expected result" "file input" "stdin"
# testing "test name" "commands" "expected result" "file input" "stdin"
rm -rf mdev.testdir
mkdir mdev.testdir
@ -126,6 +126,26 @@ br--r--r-- 1 0 0 sda
"" ""
SKIP=
# continuing to use directory structure from prev test
rm -rf mdev.testdir/dev/*
echo "sda 0:0 444 =disk/sd/a" >mdev.testdir/etc/mdev.conf
optional STATIC FEATURE_MDEV_CONF FEATURE_MDEV_RENAME FEATURE_LS_RECURSIVE FEATURE_LS_TIMESTAMPS FEATURE_LS_USERNAME
testing "mdev move rule '=bar/baz/fname'" \
"env - PATH=$PATH ACTION=add DEVPATH=/block/sda chroot mdev.testdir /mdev 2>&1;
ls -lnR mdev.testdir/dev | $FILTER_LS2" \
"\
mdev.testdir/dev:
drwxr-xr-x 3 0 0 disk
mdev.testdir/dev/disk:
drwxr-xr-x 2 0 0 sd
mdev.testdir/dev/disk/sd:
br--r--r-- 1 0 0 a
" \
"" ""
SKIP=
# continuing to use directory structure from prev test
rm -rf mdev.testdir/dev/*
# here we complicate things by having non-matching group 1 and using %0

16
util-linux/mdev.c
View File

@ -429,6 +429,18 @@ static const struct rule *next_rule(void)
#endif
static void mkdir_recursive(char *name)
{
/* if name has many levels ("dir1/dir2"),
* bb_make_directory() will create dir1 according to umask,
* not according to its "mode" parameter.
* Since we run with umask=0, need to temporarily switch it.
*/
umask(022); /* "dir1" (if any) will be 0755 too */
bb_make_directory(name, 0755, FILEUTILS_RECUR);
umask(0);
}
/* Builds an alias path.
* This function potentionally reallocates the alias parameter.
* Only used for ENABLE_FEATURE_MDEV_RENAME
@ -442,7 +454,7 @@ static char *build_alias(char *alias, const char *device_name)
dest = strrchr(alias, '/');
if (dest) { /* ">bar/[baz]" ? */
*dest = '\0'; /* mkdir bar */
bb_make_directory(alias, 0755, FILEUTILS_RECUR);
mkdir_recursive(alias);
*dest = '/';
if (dest[1] == '\0') { /* ">bar/" => ">bar/device_name" */
dest = alias;
@ -641,7 +653,7 @@ static void make_device(char *device_name, char *path, int operation)
char *slash = strrchr(node_name, '/');
if (slash) {
*slash = '\0';
bb_make_directory(node_name, 0755, FILEUTILS_RECUR);
mkdir_recursive(node_name);
*slash = '/';
}
if (G.verbose)