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This can make the code clearer. assert_in_range() takes only integer
parameters, but POSIX allows us to assume that time_t is an integer.
Signed-off-by: Joseph Sutton <josephsutton@catalyst.net.nz>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
Use gettimeofday() to obtain the current time for comparison, to be
consistent with audit_logging.c. On Linux, time() may occasionally
return a smaller value than gettimeofday(), despite being called later.
Signed-off-by: Joseph Sutton <josephsutton@catalyst.net.nz>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
Signed-off-by: Andreas Schneider <asn@samba.org>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
Reviewed-by: Joseph Sutton <josephsutton@catalyst.net.nz>
Signed-off-by: Andreas Schneider <asn@samba.org>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
Reviewed-by: Joseph Sutton <josephsutton@catalyst.net.nz>
Signed-off-by: Andreas Schneider <asn@samba.org>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
Reviewed-by: Joseph Sutton <josephsutton@catalyst.net.nz>
This is for MIT Kerberos >= 1.20.
Signed-off-by: Andreas Schneider <asn@samba.org>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
Reviewed-by: Joseph Sutton <josephsutton@catalyst.net.nz>
This is for MIT Kerberos <= 1.19
Signed-off-by: Andreas Schneider <asn@samba.org>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
Reviewed-by: Joseph Sutton <josephsutton@catalyst.net.nz>
Signed-off-by: Andreas Schneider <asn@samba.org>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
Reviewed-by: Joseph Sutton <josephsutton@catalyst.net.nz>
Signed-off-by: Andreas Schneider <asn@samba.org>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
Reviewed-by: Joseph Sutton <josephsutton@catalyst.net.nz>
Signed-off-by: Andreas Schneider <asn@samba.org>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
Reviewed-by: Joseph Sutton <josephsutton@catalyst.net.nz>
This will be used later and allows to remove static implementations.
Signed-off-by: Andreas Schneider <asn@samba.org>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
Reviewed-by: Joseph Sutton <josephsutton@catalyst.net.nz>
Signed-off-by: Andreas Schneider <asn@samba.org>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
Reviewed-by: Joseph Sutton <josephsutton@catalyst.net.nz>
CID 1502873: Control flow issues (NO_EFFECT)
>>> This greater-than-or-equal-to-zero comparison of an unsigned value is always
true. "el->num_values >= 0U".
This is probably just a paranoia check as num_values should be set to at least
1 if the we have an LDAP entry.
Signed-off-by: Andreas Schneider <asn@samba.org>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
Reviewed-by: Joseph Sutton <josephsutton@catalyst.net.nz>
The ret variable is just used to set the error message for logging.
Signed-off-by: Andreas Schneider <asn@samba.org>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
Reviewed-by: Joseph Sutton <josephsutton@catalyst.net.nz>
Signed-off-by: Andreas Schneider <asn@samba.org>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
Reviewed-by: Joseph Sutton <josephsutton@catalyst.net.nz>
This fixes a lot of tests with Python 3.8. Stacktrace example:
File "python/samba/tests/krb5/as_req_tests.py", line 249, in test_as_req_enc_timestamp_rc4_dummy
self._run_as_req_enc_timestamp(
File "python/samba/tests/krb5/as_req_tests.py", line 129, in _run_as_req_enc_timestamp
as_rep, kdc_exchange_dict = self._test_as_exchange(
File "python/samba/tests/krb5/raw_testcase.py", line 3982, in _test_as_exchange
rep = self._generic_kdc_exchange(kdc_exchange_dict,
File "python/samba/tests/krb5/raw_testcase.py", line 2029, in _generic_kdc_exchange
return check_rep_fn(kdc_exchange_dict, callback_dict, rep)
File "python/samba/tests/krb5/raw_testcase.py", line 2328, in generic_check_kdc_rep
self.check_reply_padata(kdc_exchange_dict,
File "python/samba/tests/krb5/raw_testcase.py", line 2998, in check_reply_padata
got_patypes = tuple(pa['padata-type'] for pa in rep_padata)
TypeError: 'NoneType' object is not iterable
This adds additional checks for rep_padata.
Signed-off-by: Andreas Schneider <asn@samba.org>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
Reviewed-by: Joseph Sutton <josephsutton@catalyst.net.nz>
Otherwise useful information gets lost while converting
from NTSTATUS to krb5_error and back to NTSTATUS again.
E.g. NT_STATUS_ACCOUNT_DISABLED would be audited as
NT_STATUS_ACCOUNT_LOCKED_OUT.
BUG: https://bugzilla.samba.org/show_bug.cgi?id=15015
Signed-off-by: Stefan Metzmacher <metze@samba.org>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
Cases to handle KDC_AUTH_EVENT_VALIDATED_LONG_TERM_KEY and
KDC_AUTH_EVENT_PREAUTH_SUCCEEDED were removed in:
commit 791be84c3eecb95e03611458e2305bae272ba267
Author: Stefan Metzmacher <metze@samba.org>
Date: Wed Mar 2 10:10:08 2022 +1300
s4:kdc: hdb_samba4_audit() is only called once per request
Normally these auth event types are overwritten with the
KDC_AUTH_EVENT_CLIENT_AUTHORIZED event type, but if a client passes the
pre-authentication check, and happens to fail the client access check
(e.g. because the account is disabled), we get error messages of the
form:
hdb_samba4_audit: Unhandled hdb_auth_status=9 => INTERNAL_ERROR
To avoid such errors, use the error code provided in the request
structure to obtain a relevant status code in cases not handled
explicitly.
For unexpected values we return KRB5KRB_ERR_GENERIC
in order to hopefully prevent success. And within make test
we panic in order let a ci run fail.
BUG: https://bugzilla.samba.org/show_bug.cgi?id=15015
Pair-Programmed-With: Stefan Metzmacher <metze@samba.org>
Signed-off-by: Joseph Sutton <josephsutton@catalyst.net.nz>
Signed-off-by: Stefan Metzmacher <metze@samba.org>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
In SMBC_server_internal(), when authentication fails, the errno value is
currently hard-coded to EPERM, while it should be EACCES instead. Use the
NT_STATUS map to set the appropriate value.
This bug was found because it breaks listing printers protected by
authentication in GNOME Control Panel.
BUG: https://bugzilla.samba.org/show_bug.cgi?id=14983
Signed-off-by: Elia Geretto <elia.f.geretto@gmail.com>
Reviewed-by: Jeremy Allison <jra@samba.org>
Reviewed-by: Volker Lendecke <vl@samba.org>
Autobuild-User(master): Jeremy Allison <jra@samba.org>
Autobuild-Date(master): Wed Mar 16 19:44:18 UTC 2022 on sn-devel-184
To properly update the filesize on all cluster nodes simultaneously
Signed-off-by: Archana Chidirala <archana.chidirala.chidirala@ibm.com>
Reviewed-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
We create an KDC ip string entry directly at the beginning, use it if we
don't have any additional DCs.
BUG: https://bugzilla.samba.org/show_bug.cgi?id=15016
Signed-off-by: Andreas Schneider <asn@samba.org>
Reviewed-by: Guenther Deschner <gd@samba.org>
Autobuild-User(master): Günther Deschner <gd@samba.org>
Autobuild-Date(master): Wed Mar 16 14:26:36 UTC 2022 on sn-devel-184
openat_pathref_fsp() does not need them anymore
Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Ralph Boehme <slow@samba.org>
Autobuild-User(master): Ralph Böhme <slow@samba.org>
Autobuild-Date(master): Fri Mar 11 19:19:21 UTC 2022 on sn-devel-184
Soon we want to not require stat() calls before entering
openat_pathref_fsp() anymore but rely on the fstat on the O_PATH file
handle (alternatively the call to fstatat(AT_SYMLINK_NOFOLLOW)) done
properly from within fd_openat(). The callers of non_widelink_open()
expect the stat information to be correct in "smb_fname". Copy it in
case of not opening a symlink in the posix case.
Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Ralph Boehme <slow@samba.org>
With the simplifications in non_widelink_open() (don't depend on the
is_directory fsp flag) the main reason for requiring a valid stat
struct in openat_pathref_fsp() is gone. With this change
openat_pathref_fsp() is now capable of being the very first (and
authoritative) name-referencing operation with openat(O_PATH) for a
name.
Without having the stat information around before calling
openat_pathref_fsp(), the call to check_same_dev_ino() becomes
obsolete here.
Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Ralph Boehme <slow@samba.org>
If I read Linux' man 2 open right (and susv4 agrees), O_DIRECTORY is
around to make sure opendir() is not raced against non-directory
files. opendir() needs to make sure the underlying object is actually
a directory. O_DIRECTORY is not required for opening directories in
RDONLY mode, regardless of having O_PATH or not.
At this point in openat_pathref_fsp() we don't care about the type of
the underlying object, we do fstat() and distinguish between files and
directories later according to the mode returned from fstat().
Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Ralph Boehme <slow@samba.org>
There's no reason why we would ever want to block on open(O_PATH). The
only cases that to me right now seem relevant is oplock breaks and
FIFOs, which can block forever. Oplock breaks don't happen for
O_PATH (hopefully...) but for the non-O_PATH case we don't want to
block either but we do handle this higher up.
We're handling EWOULDBLOCK for the oplock case correctly in
open_file_ntcreate() by setting up polling. So far we haven't done
this for the implicit openat_pathref_fsp() from filename_convert()
yet. But as our kernel oplock implementation lacks in functionality
big time anyway I would rather fail an open with NETWORK_BUSY than to
sit waiting for an oplock break for 30 seconds.
Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Ralph Boehme <slow@samba.org>
Lift the conn->cwd_fsp reference one level, we might want to pass in a
real dirfsp in the future.
Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Ralph Boehme <slow@samba.org>
Move to referencing directories via fsp's instead of names where we
have them around
Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Ralph Boehme <slow@samba.org>
btrfs_fget_compression() is the only real implementation of
VFS_GET_COMPRESSION. It does not use the mem_ctx argument, so it seems
unnecessary to do a full malloc()/free() cycle here. Moreover, if this
was actually required, talloc_stackframe() would be more appropriate
these days as deep within the smbd even loop it does not go through
the libc malloc, but just increments a pointer.
Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Ralph Boehme <slow@samba.org>
This fixes the regressions against KDCs without FAST support.
BUG: https://bugzilla.samba.org/show_bug.cgi?id=15002
BUG: https://bugzilla.samba.org/show_bug.cgi?id=15005
Signed-off-by: Stefan Metzmacher <metze@samba.org>
Reviewed-by: Joseph Sutton <josephsutton@catalyst.net.nz>
Autobuild-User(master): Stefan Metzmacher <metze@samba.org>
Autobuild-Date(master): Fri Mar 11 18:06:47 UTC 2022 on sn-devel-184
