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We can now remove our existing decompression implementation in Python.
Signed-off-by: Joseph Sutton <josephsutton@catalyst.net.nz>
Reviewed-by: Jeremy Allison <jra@samba.org>
Autobuild-User(master): Jeremy Allison <jra@samba.org>
Autobuild-Date(master): Tue Jan 10 21:18:01 UTC 2023 on sn-devel-184
Put the division on the correct side of the inequality.
Signed-off-by: Joseph Sutton <josephsutton@catalyst.net.nz>
Reviewed-by: Jeremy Allison <jra@samba.org>
Ensuring pointers are always initialised simplifies the code and avoids
compilation errors with FORTIFY_SOURCE=2.
Signed-off-by: Joseph Sutton <josephsutton@catalyst.net.nz>
Reviewed-by: Jeremy Allison <jra@samba.org>
The cleanup phase of tfork_create() saves errno prior to calling
functions that might modify it, with the intention of restoring it
afterwards. However, the value of 'ret' is accidentally overwritten. It
will always be equal to 0, and hence errno will not be restored.
Fix this by introducing a new variable, ret2, for calling functions in
the cleanup phase.
Signed-off-by: Joseph Sutton <josephsutton@catalyst.net.nz>
Reviewed-by: Jeremy Allison <jra@samba.org>
Ensuring pointers are always initialised avoids compilation errors with
FORTIFY_SOURCE=2.
Signed-off-by: Joseph Sutton <josephsutton@catalyst.net.nz>
Reviewed-by: Jeremy Allison <jra@samba.org>
Volatile file handle IDs are purely per-process, in fact we used a
dbwrap_rbt for this. To get a unique ID we however have the
specialized idtree data structure, we don't need to repeat the
allocation algorithm that already exists there.
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 Jan 10 01:23:38 UTC 2023 on sn-devel-184
No need to recompile the world when only a few files need this.
Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
To be used in smbXsrv_open.c, for this we need a lower bound.
Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
This was only referenced in smbXsrv_open_close, but it was never
assigned anything but NULL.
Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
This should really not happen, crashing would be the right response.
Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
This changes the talloc hierarchy for a few callers, but as
talloc_tos() was initially designed exactly for this purpose (printing
SIDs in DEBUG), it should be okay.
Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
Even const arrays of const strings need to be relocated at startup time.
Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
At some point in the future this might disappear, we should really not
show DOS share modes in smbstatus. Maybe this can't be changed though.
Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
After s3 and s4 rpc servers merge the loadparm_context is available in
the dcesrv_context structure.
BUG: https://bugzilla.samba.org/show_bug.cgi?id=15240
Signed-off-by: Samuel Cabrero <scabrero@samba.org>
Reviewed-by: Andreas Schneider <asn@samba.org>
Autobuild-User(master): Andreas Schneider <asn@cryptomilk.org>
Autobuild-Date(master): Mon Jan 9 15:17:14 UTC 2023 on sn-devel-184
By default we'll now require schannel connections with privacy/sealing/encryption.
But we allow exceptions for specific computer/trust accounts.
BUG: https://bugzilla.samba.org/show_bug.cgi?id=15240
Signed-off-by: Samuel Cabrero <scabrero@samba.org>
Reviewed-by: Andreas Schneider <asn@samba.org>
Some checks are also required for _netr_LogonSamLogonEx().
BUG: https://bugzilla.samba.org/show_bug.cgi?id=15240
Signed-off-by: Samuel Cabrero <scabrero@samba.org>
Reviewed-by: Andreas Schneider <asn@samba.org>
After s3 and s4 rpc servers merge we can avoid duplicated code.
BUG: https://bugzilla.samba.org/show_bug.cgi?id=15240
Signed-off-by: Samuel Cabrero <scabrero@samba.org>
Reviewed-by: Andreas Schneider <asn@samba.org>
Will be used later by s3 netlogon server.
BUG: https://bugzilla.samba.org/show_bug.cgi?id=15240
Signed-off-by: Samuel Cabrero <scabrero@samba.org>
Reviewed-by: Andreas Schneider <asn@samba.org>
Instead of using the generic deprecated option use the specific
server require schannel:COMPUTERACCOUNT = no in order to allow
legacy tests for pass.
BUG: https://bugzilla.samba.org/show_bug.cgi?id=15240
Signed-off-by: Samuel Cabrero <scabrero@samba.org>
Reviewed-by: Andreas Schneider <asn@samba.org>
Follow s4 netlogon server changes and move the checks to the RPC bind
hook. Next commits will remove the s3 netr_creds_server_step_check()
function.
BUG: https://bugzilla.samba.org/show_bug.cgi?id=15240
Signed-off-by: Samuel Cabrero <scabrero@samba.org>
Reviewed-by: Andreas Schneider <asn@samba.org>
This should fix the remaining C89isms in these configure checks.
BUG: https://bugzilla.samba.org/show_bug.cgi?id=15281
Signed-off-by: Florian Weimer <fweimer@redhat.com>
Reviewed-by: Andreas Schneider <asn@samba.org>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
Autobuild-User(master): Andreas Schneider <asn@cryptomilk.org>
Autobuild-Date(master): Mon Jan 9 11:46:35 UTC 2023 on sn-devel-184
These macros are only available via <sys/sysmacros.h> as of glibc
commit e16deca62e16f645213dffd4ecd1153c37765f17 ("[BZ #19239] Don't
include sys/sysmacros.h from sys/types.h."), which went into
glibc 2.28.
This is different from the usual C99 cleanups because it changes
the configure check result with existing compilers that usually
accept implicit function declarations.
BUG: https://bugzilla.samba.org/show_bug.cgi?id=15281
Signed-off-by: Florian Weimer <fweimer@redhat.com>
Reviewed-by: Andreas Schneider <asn@samba.org>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
This is a backport of commit f4c0a750d4
("WAF: Fix detection of linker features")
to buildtools/wafsamba/samba_conftests.py. It fixes the check for
rpath support with compilers in strict C99 mode.
BUG: https://bugzilla.samba.org/show_bug.cgi?id=15281
Signed-off-by: Florian Weimer <fweimer@redhat.com>
Reviewed-by: Andreas Schneider <asn@samba.org>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
Found by ASAN:
$ bin/stress-nss-libwbclient
...
==1639426==ERROR: AddressSanitizer: unknown-crash on address 0x7f3907d85000 at pc 0x7f3907d649fb bp 0x7ffc6545f5b0 sp 0x7ffc6545f5a8
READ of size 4 at 0x7f3907d85000 thread T0
#0 0x7f3907d649fa in winbind_close_sock ../../nsswitch/wb_common.c:220
#1 0x7f3907d65866 in winbind_destructor ../../nsswitch/wb_common.c:246
#2 0x7f3907da5d3d in _dl_fini /usr/src/debug/glibc-2.35-20.fc36.x86_64/elf/dl-fini.c:142
#3 0x7f3907241044 in __run_exit_handlers (/lib64/libc.so.6+0x41044)
#4 0x7f39072411bf in exit (/lib64/libc.so.6+0x411bf)
#5 0x7f3907229516 in __libc_start_call_main (/lib64/libc.so.6+0x29516)
#6 0x7f39072295c8 in __libc_start_main_impl (/lib64/libc.so.6+0x295c8)
#7 0x56236a2042b4 in _start (/data/git/samba/scratch3/bin/default/nsswitch/stress-nss-libwbclient+0x22b4)
Address 0x7f3907d85000 is a wild pointer inside of access range of size 0x000000000004.
SUMMARY: AddressSanitizer: unknown-crash ../../nsswitch/wb_common.c:220 in winbind_close_sock
The pthread key in wb_global_ctx.key is only initialized if
wb_thread_ctx_initialize() is called via get_wb_global_ctx() -> get_wb_thread_ctx().
Signed-off-by: Ralph Boehme <slow@samba.org>
Reviewed-by: Stefan Metzmacher <metze@samba.org>
Autobuild-User(master): Stefan Metzmacher <metze@samba.org>
Autobuild-Date(master): Fri Jan 6 15:04:46 UTC 2023 on sn-devel-184
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): Thu Jan 5 18:00:17 UTC 2023 on sn-devel-184
The SMB_REALLOC macro properly deals with failure to realloc, so
overwriting the target variable is correct here.
Signed-off-by: Volker Lendecke <vl@samba.org>
We're now thread-safe by using TLS, so the global lock isn't needed anymore.
Signed-off-by: Ralph Boehme <slow@samba.org>
Reviewed-by: Stefan Metzmacher <metze@samba.org>
Autobuild-User(master): Ralph Böhme <slow@samba.org>
Autobuild-Date(master): Thu Jan 5 12:34:35 UTC 2023 on sn-devel-184
The global locking can lead to deadlocks when using nscd: when processing the
first request in winbind, when we know we call into code that will recurse into
winbind we call winbind_off() which sets an environment variable which is later
checked here in the nsswitch module.
But with nscd in the stack, we don't see the env variable in nsswitch, so when
we try to acquire the global lock again, it is already locked and we deadlock.
By using a thread specific winbindd_context, plus a few other thread local global
variables, we don't need a global lock anymore.
Signed-off-by: Ralph Boehme <slow@samba.org>
Reviewed-by: Stefan Metzmacher <metze@samba.org>
Switch to using TLS for all global variables. No change in behaviour.
Signed-off-by: Ralph Boehme <slow@samba.org>
Reviewed-by: Stefan Metzmacher <metze@samba.org>
This is a bit more involved as readdir_attr_data needs to be looked
at. The meaning of this if-statements should be the same though,
readdir_attr_data can only be non-NULL if we don't have a reparse
point around. See the beginning of smbd_marshall_dir_entry().
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): Wed Jan 4 09:48:37 UTC 2023 on sn-devel-184
