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r19873: Make sure we are privileged when doing DMAPI operations on systems

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that don't have capability support. Patch by J Raynor <raynorj@mn.rr.com>.
This commit is contained in:
James Peach 2006-11-24 05:35:05 +00:00 committed by Gerald (Jerry) Carter
parent 81bd816fa2
commit 53fe047f35
1 changed files with 16 additions and 3 deletions
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19
source/smbd/dmapi.c
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@ -240,6 +240,13 @@ uint32 dmapi_file_flags(const char * const path)
}
}
/* AIX has DMAPI but no POSIX capablities support. In this case,
* we need to be root to do DMAPI manipulations.
*/
#ifndef HAVE_POSIX_CAPABILITIES
become_root();
#endif
err = dm_path_to_handle(CONST_DISCARD(char *, path),
&dm_handle, &dm_handle_len);
if (err < 0) {
@ -247,7 +254,7 @@ uint32 dmapi_file_flags(const char * const path)
path, strerror(errno)));
if (errno != EPERM) {
return 0;
goto done;
}
/* Linux capabilities are broken in that changing our
@ -265,7 +272,7 @@ uint32 dmapi_file_flags(const char * const path)
DEBUG(DMAPI_TRACE,
("retrying dm_path_to_handle(%s): %s\n",
path, strerror(errno)));
return 0;
goto done;
}
}
@ -275,7 +282,7 @@ uint32 dmapi_file_flags(const char * const path)
DEBUG(DMAPI_TRACE, ("dm_get_eventlist(%s): %s\n",
path, strerror(errno)));
dm_handle_free(dm_handle, dm_handle_len);
return 0;
goto done;
}
/* We figure that the only reason a DMAPI application would be
@ -294,6 +301,12 @@ uint32 dmapi_file_flags(const char * const path)
DEBUG(DMAPI_TRACE, ("%s is OFFLINE\n", path));
}
done:
#ifndef HAVE_POSIX_CAPABILITIES
unbecome_root();
#endif
return flags;
}