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smb_fname_rel came from SMB_VFS_PARENT_PATHNAME() without a reference
to the underlying base_fsp. We want to pass the existing stat-info to
the VFS objects, so when creating the relative base fsp_name we should
copy the stat-info from the base fsp we were handed, not the fake one
that we just made up in SMB_VFS_PARENT_PATHNAME()
Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
This will enable a simplification in the stream-handling openat vfs
routines.
Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
Signed-off-by: Andreas Schneider <asn@samba.org>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
Autobuild-User(master): Andreas Schneider <asn@cryptomilk.org>
Autobuild-Date(master): Fri Apr 1 11:20:35 UTC 2022 on sn-devel-184
find $(pwd) -type f -name "*.sh" | xargs sed -i -e '$a\'
Signed-off-by: Andreas Schneider <asn@samba.org>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
find $(pwd) -type f -name "*.c" | xargs sed -i -e '$a\'
Signed-off-by: Andreas Schneider <asn@samba.org>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
Signed-off-by: Ralph Boehme <slow@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
Autobuild-User(master): Jeremy Allison <jra@samba.org>
Autobuild-Date(master): Thu Mar 31 23:58:54 UTC 2022 on sn-devel-184
This bases File-Ids on the inode numbers again. The whole stuff was
added because at that time Apple clients
1. would be upset by inode number reusage and
2. had a client side bug in their fallback implemetentation that
assigns File-Ids on the client side in case the server provides
File-Ids of 0.
After discussion with folks at Apple it should be safe these days to
rely on the Mac to generate its own File-Ids and let Samba return 0
File-Ids.
Signed-off-by: Ralph Boehme <slow@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
The VFS version bump to 47 was missed when adding SMB_VFS_FSTATAT(). While at
it, fix the version history.
Signed-off-by: Ralph Boehme <slow@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
We don't need seperate test suites here, all tests are related to
File-Ids.
Signed-off-by: Ralph Boehme <slow@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
After discussion with folks at Apple it should be safe these days to rely on the
Mac to generate its own File-Ids and let Samba return 0 File-Ids.
Signed-off-by: Ralph Boehme <slow@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
RN: shadow_copy2 fails listing snapshotted dirs with shadow:fixinodes
BUG: https://bugzilla.samba.org/show_bug.cgi?id=15035
Signed-off-by: Ralph Boehme <slow@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
Autobuild-User(master): Jeremy Allison <jra@samba.org>
Autobuild-Date(master): Thu Mar 31 18:47:42 UTC 2022 on sn-devel-184
BUG: https://bugzilla.samba.org/show_bug.cgi?id=15038
Signed-off-by: Jeremy Allison <jra@samba.org>
Reviewed-by: Ralph Boehme <slow@samba.org>
Autobuild-User(master): Ralph Böhme <slow@samba.org>
Autobuild-Date(master): Wed Mar 30 15:07:09 UTC 2022 on sn-devel-184
Creates a file, opens it again on two different connections
and then renames it. When we close and ask for SMB2_CLOSE_FLAGS_FULL_INFORMATION
we expect this to succeed and return valid data on the handles that did not do
the rename request.
This currently succeeds by accident on master, so we are not
adding a knownfail.d/ file here. When we back-port this test
to 4.16.next, 4.15.next we will add a knownfail.d file.
The rename request zeros out the fsp->fsp_name->st field on the handles
that are open but are not being renamed, marking them as INVALID_STAT.
This should not happen on any open handle. Fix to follow will
preserve the field on rename in both the local connection and
different connection case.
Master gets away with this as in this branch, openat_pathref_fsp(),
which we use in the setup_close_full_information() call to fetch
the SMB2_CLOSE_FLAGS_FULL_INFORMATION data doesn't require an
existing VALID_STAT struct in order to open the file. This
hides the fact the rename zeroed out fsp->fsp_name->st.
4.16.x and 4.15.x don't have this fix, so expose the bug.
Regardless, even in master we should not zero out any
fsp->fsp_name->st values on rename.
BUG: https://bugzilla.samba.org/show_bug.cgi?id=15038
Signed-off-by: Jeremy Allison <jra@samba.org>
Reviewed-by: Ralph Boehme <slow@samba.org>
We're now sure that the security descriptor propagation happened
first for parent objects.
It means we can safely skip processing the same object twice in
descriptor_sd_propagation_object().
For the database with ~ 22000 objects it reduced the commit time
from 2m 50s down to 2m 24s.
The statistics are changed from:
descriptor_prepare_commit: changes: num_registrations=50000
descriptor_prepare_commit: changes: num_registered=22000
descriptor_prepare_commit: changes: num_toplevel=5
descriptor_prepare_commit: changes: num_processed=5200
descriptor_prepare_commit: objects: num_processed=68800
to:
descriptor_prepare_commit: changes: num_registrations=50000
descriptor_prepare_commit: changes: num_registered=22000
descriptor_prepare_commit: changes: num_toplevel=5
descriptor_prepare_commit: changes: num_processed=5200
descriptor_prepare_commit: objects: num_processed=22000
descriptor_prepare_commit: objects: num_skipped=41600
It means that we have "changes: num_registered" and
"objects: num_processed" exactly match the number
of replicated objects.
Signed-off-by: Stefan Metzmacher <metze@samba.org>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
Autobuild-User(master): Stefan Metzmacher <metze@samba.org>
Autobuild-Date(master): Wed Mar 30 12:06:21 UTC 2022 on sn-devel-184
For the hot code path, e.g. the commit after the initial replication,
we typically have one descriptor_changes for each object in the
database.
It means that we most likely have 5 naming contexts/partitions.
Except of their head/root object have a valid parent_guid,
so can move all of them into the tree structure.
Now we start the processing at the partition root objects,
which means that we also process all child objects in
the same run. While processing these objects we are most
likely able to mark their related descriptor_changes structure
as done removing it from the hierarchy.
With the 22000 object domain it reduces the time spend in
the commit stage from 3m 20s down to 2m 50s.
The statistics are changed from:
descriptor_prepare_commit: changes: num_registrations=50000
descriptor_prepare_commit: changes: num_registered=22000
descriptor_prepare_commit: changes: num_processed=22000
descriptor_prepare_commit: objects: num_processed=80800
to:
descriptor_prepare_commit: changes: num_registrations=50000
descriptor_prepare_commit: changes: num_registered=22000
descriptor_prepare_commit: changes: num_toplevel=5
descriptor_prepare_commit: changes: num_processed=5200
descriptor_prepare_commit: objects: num_processed=68800
Signed-off-by: Stefan Metzmacher <metze@samba.org>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
This is preparation to optimize the security descriptor propagation
in the following commits.
Signed-off-by: Stefan Metzmacher <metze@samba.org>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
During replication we may need to fallback to using DRS_GET_TGT,
which means that we'll get a lot of objects more than once,
the most important one it the partition root object.
It means we'll also do the security descriptor propagation more than
once for these objects, which is extrememly costly for the partition
root objects and other objects near the root.
I analyzed a domain where we collected ~ 50000 descriptor_changes
registrations for the initial replication of ~ 22000 objects
in the database.
For that domain we spend ~ 4 hours for the security descriptor
propagation in descriptor_prepare_commit(), while the replication
itself was finished in less than 2 minutes.
With this change we reduce the number of registered/processed
descriptor_changes down to ~ 22000, while is reduces the time
from ~ 4 hours to just ~ 3 minutes 20 seconds!
The statitics changed from:
descriptor_prepare_commit: changes: num_registered=50000
descriptor_prepare_commit: changes: num_processed=50000
descriptor_prepare_commit: objects: num_processed=12000000
to:
descriptor_prepare_commit: changes: num_registrations=50000
descriptor_prepare_commit: changes: num_registered=22000
descriptor_prepare_commit: changes: num_processed=22000
descriptor_prepare_commit: objects: num_processed=80800
Signed-off-by: Stefan Metzmacher <metze@samba.org>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
In order to analyze the security descriptor propagation we remember
how much work we registered/processed.
Signed-off-by: Stefan Metzmacher <metze@samba.org>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
This will make it easier to add more details to the per transaction
state.
Signed-off-by: Stefan Metzmacher <metze@samba.org>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
It's useful to have timestamps to see the
time used for replication and committing.
We also warn the user that the committing stage
may take some time.
Signed-off-by: Stefan Metzmacher <metze@samba.org>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
This avoids a lot of trouble with random build failures,
if people try to use waf directly.
Signed-off-by: Stefan Metzmacher <metze@samba.org>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
Autobuild-User(master): Andrew Bartlett <abartlet@samba.org>
Autobuild-Date(master): Tue Mar 29 23:31:38 UTC 2022 on sn-devel-184
./configure && make && make install is will always work.
Signed-off-by: Stefan Metzmacher <metze@samba.org>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
Slight simplification now possible after introducing and using
fsp_is_alternate_stream() almost everywhere.
Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
Autobuild-User(master): Jeremy Allison <jra@samba.org>
Autobuild-Date(master): Tue Mar 29 22:24:38 UTC 2022 on sn-devel-184
Slight simplification now possible after introducing and using
fsp_is_alternate_stream() almost everywhere.
Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
We don't need to check this here, create_file_default and callees take
care of this.
Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
Make create_file_unixpath() robust against callers explicitly passing
in ":$DATA" as a stream name indicating the default stream. Right now
we NULL this out in callers, but this might change in the future.
Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
Signed-off-by: Andrew Bartlett <abartlet@samba.org>
Reviewed-by: Stefan Metzmacher <metze@samba.org>
Autobuild-User(master): Andrew Bartlett <abartlet@samba.org>
Autobuild-Date(master): Tue Mar 29 03:32:57 UTC 2022 on sn-devel-184
This is a silly module for provoking NTSTATUS replies for testing and
was useful many moons ago for determining the NTSTATUS -> DOS table that
windows uses.
Signed-off-by: Andrew Bartlett <abartlet@samba.org>
Reviewed-by: Stefan Metzmacher <metze@samba.org>
With the NT hash becoming optional we cannot make blind assumptions that
a missing value means we are on an RODC needing the password replicated.
Instead, check for supplementalCredentials as well.
Signed-off-by: Andrew Bartlett <abartlet@samba.org>
Reviewed-by: Stefan Metzmacher <metze@samba.org>
These options are confusing to all who encounter them.
BUG: https://bugzilla.samba.org/show_bug.cgi?id=8731
Signed-off-by: Andrew Bartlett <abartlet@samba.org>
Reviewed-by: Stefan Metzmacher <metze@samba.org>
Autobuild-User(master): Stefan Metzmacher <metze@samba.org>
Autobuild-Date(master): Mon Mar 28 10:06:01 UTC 2022 on sn-devel-184
The change from commit fb13c7c94f to query exact values for atime,
mtime, ctime and size is not necessary, as none of these are used in
this codepath. Initiale litemask to 0 instead.
BUG: https://bugzilla.samba.org/show_bug.cgi?id=15027
Signed-off-by: Christof Schmitt <cs@samba.org>
Reviewed-by: Ralph Boehme <slow@samba.org>
Autobuild-User(master): Ralph Böhme <slow@samba.org>
Autobuild-Date(master): Mon Mar 28 09:10:58 UTC 2022 on sn-devel-184
Signed-off-by: Joseph Sutton <josephsutton@catalyst.net.nz>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
Autobuild-User(master): Andrew Bartlett <abartlet@samba.org>
Autobuild-Date(master): Mon Mar 28 03:11:51 UTC 2022 on sn-devel-184
