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Buq#32167 another privilege bypass with DATA/INDEX DIRECTORY.

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test_if_data_home_dir fixed to look into real path.
    Checks added to mi_open for symlinks into data home directory.

 per-file messages:
        include/my_sys.h
          Bug#32167 another privilege bypass with DATA/INDEX DIRECTORY.
          
          my_is_symlink interface added

        mysql-test/r/udf.result
          test result fixed (not related to #32167)

        mysys/my_symlink.c
          my_is_symlink() implementsd
          my_realpath() now returns the 'realpath' even if a file isn't a symlink
This commit is contained in:
Alexey Botchkov
2008-07-31 14:42:44 +05:00
parent 2d590c2825
commit 1cbc2f7e3a
3 changed files with 33 additions and 24 deletions
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include/my_sys.h
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@ -575,6 +575,7 @@ extern int my_close(File Filedes,myf MyFlags);
extern File my_dup(File file, myf MyFlags);
extern int my_mkdir(const char *dir, int Flags, myf MyFlags);
extern int my_readlink(char *to, const char *filename, myf MyFlags);
extern int my_is_symlink(const char *filename);
extern int my_realpath(char *to, const char *filename, myf MyFlags);
extern File my_create_with_symlink(const char *linkname, const char *filename,
int createflags, int access_flags,