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18 Commits

Author SHA1 Message Date
Jeremy Allison
7dd847ba9c Fixed auth module code. Added VALGRIND defines to reduce spurious warnings.
Jeremy.
(This used to be commit ff3a8d37289216a2cb808406044a7abef1e564d0)
2002-12-11 23:54:46 +00:00
Andrew Bartlett
ac29d6b310 Small auth updates:
- add static remove unnneded prototype
 - move become_root() to just around pdb calls, so as to make it easier to
remove when we kill off this silly idea
 - Change auth_sam to do 'account before password' rather than 'password before
account'.  This means that we match Win2k in giving 'account disabled' instead
of 'wrong password' if the wrong password to a disabled account is used.

Andrew Bartlett
(This used to be commit e6d2debaf6064c3229f41c06545a1ccb83695a77)
2002-11-15 21:23:55 +00:00
Andrew Tridgell
281284c819 make_server_info_guest() can need root for the ldapsam backend
(This used to be commit 918099f09618136c371e199803f5895f9cb702be)
2002-11-03 13:33:00 +00:00
Andrew Bartlett
bd11a63c53 We don't need the RTLD_GLOBAL.
(This used to be commit 0d562b81bfd176111a1046560c39b03d986f90ec)
2002-08-29 17:36:44 +00:00
Andrew Bartlett
8674440d81 Based orginally by work by Kai, this patch moves our NT_TOKEN generation into
our authenticaion code - removing some of the duplication from the current
code.

This also gets us *much* closer to supporting a real SAM backend, becouse the
SAM can give us the right info then.

This also changes our service.c code, so that we do a VUID (rather than uid)
cache on the connection struct, and do full NT ACL/NT_TOKEN checks (or cached
equivilant) on every packet, for the same r or rw mode the whole share was open
for.

Andrew Bartlett
(This used to be commit d8122cee059fc7098bfa7e42e638a9958b3ac902)
2002-08-20 01:54:28 +00:00
Andrew Bartlett
209fcbfb92 Add another 'trivial' built in authentication module - this one is a
deveopers hack to always send a fixed challange, for the benifit
of tutorials and packet sniffing etc.

Enabling this module removes all security, so its a --enable-developer
option.

Andrew Bartlett
(This used to be commit 622e6b64dfb0a2c53d2c9dbd7b8ff438492eaf02)
2002-06-15 11:08:46 +00:00
Tim Potter
58a3a5720d Spelling fixes.
(This used to be commit de18c785ab9a253cc8bf8d7e4066de0133225c6c)
2002-06-12 05:10:19 +00:00
Andrew Bartlett
40669777a5 Move the authenticaion subsystem over to the same 'module:options' syntax
that the passdb code now uses.  Similarly, move the 'pluggable' stuff
over from passdb as well, allowing runtime loading of new authenticaion
modules.

(NOTE:  The interfaces here can *and do* change - module writers are
not assured source-level compatibilty, and certainly not binary
compatibility).
(This used to be commit 3897cf5e048f50be91ae434f636affc6d539d0d1)
2002-05-24 03:43:52 +00:00
Simo Sorce
195d578c8d typo day :-(
(This used to be commit 5b3b65aafe38e767e9b7206ffe6d7c89edb267ba)
2002-05-21 15:04:05 +00:00
Simo Sorce
e00dbecb88 debug classized
(This used to be commit ae5d24873ad0fb3df970cc9912e18e6a5067ae2d)
2002-05-21 07:53:28 +00:00
Tim Potter
cd68afe312 Removed version number from file header.
Changed "SMB/Netbios" to "SMB/CIFS" in file header.
(This used to be commit 6a58c9bd06d0d7502a24bf5ce5a2faf0a146edfa)
2002-01-30 06:08:46 +00:00
Andrew Bartlett
2e28f8ff0e I've decided to move the auth code around a bit more...
The auth_authsupplied_info typedef is now just a plain struct - auth_context,
but it has been modified to contain the function pointers to the rest
of the auth subsystem's components.

(Who needs non-static functions anyway?)

In working all this mess out, I fixed a number of memory leaks and moved the
entire auth subsystem over to talloc().

Note that the TALLOC_CTX attached to the auth_context can be rather long-lived,
it is provided for things that are intended to live as long.  (The
global_negprot_auth_context lasts the whole life of the smbd).

I've also adjusted a few things in auth_domain.c, mainly passing the domain as
a paramater to a few functions instead of looking up lp_workgroup().  I'm
hopign to make this entire thing a bit more trusted domains (as PDC) freindly
in the near future.

Other than that, I moved a bit of the code around, hence the rather messy diff.

Andrew Bartlett
(This used to be commit 12f5515f556cf39fea98134fe3e2ac4540501048)
2002-01-05 04:55:41 +00:00
Andrew Bartlett
03aea8fc90 Allow usernames in the form of 'NT_STATUS_....' to map to that as the error
when using the 'name_to_ntstatus' auth module.

This could be useful in testing.

Andrew Bartlett
(This used to be commit 5cdc67d0bda8ef41305cae9c5be70d11593ffdd8)
2002-01-01 05:51:03 +00:00
Andrew Bartlett
4a6d1318bd A farily large commit:
- Move rpc_client/cli_trust.c to smbd/change_trust_pw.c
  - It hasn't been used by anything else since smbpasswd lost its -j

 - Add a TALLOC_CTX to the auth subsytem.  These are only valid for the length
   of the calls to the individual modules, if you want a longer context hide it
   in your private data.

   Similarly, all returns (like the server_info) should still be malloced.

 - Move the 'ntdomain' module (security=domain in oldspeak) over to use the new
   libsmb domain logon code.  Also rework much of the code to use some better
   helper functions for the connection - getting us much better error returns
   (the new code is NTSTATUS).

   The only remaining thing to do is to figure out if tpot's 0xdead 0xbeef for
   the LUID feilds is sufficient, or if we should do random LUIDs as per the old
   code.

   Similarly, I'll move winbind over to this when I get a chance.

This leaves the SPOOLSS code and some cli_pipe code as the only stuff still in
rpc_client, at least as far as smbd is concerned.

While I've given this a basic rundown, any testing is as always appriciated.

Andrew Bartlett
(This used to be commit d870edce76ecca259230fbdbdacd0c86793b4837)
2002-01-01 03:10:32 +00:00
Andrew Bartlett
f6e6c678ad Add a pile of doxygen style comments to various parts of Samba. Many of these
probably will never actually be genearted, but I like the style in any case.

Also fix a segfault in 'net rpc' when the login failed and a small memory leak
on failure in the auth_info.c code.

Andrew Bartlett
(This used to be commit 2efae7cc522651c22fb120835bc800645559b63e)
2001-12-30 10:54:58 +00:00
Andrew Bartlett
4499007e45 A number of things to clean up the auth subsytem a bit...
We now default encrypt passwords = yes

We now check plaintext passwords (however aquired) with the 'sam' backend
rather than unix, if encrypt passwords = yes.

(this kills off the 'local' backed.  The sam backend may be renamed in its
place)

The new 'samstrict' wrapper backend checks that the user's domain is one of
our netbios aliases - this ensures that we don't get fallback crazies with
security = domain.

Similarly, the code in the 'ntdomain' and 'smbserver' backends now checks
that the user was not local before contacting the DC.

The default ordering has changed, we now check the local stuff first - but
becouse of the changes above, we will really only ever contact one
auth source.

Andrew Bartlett
(This used to be commit e89b47f65e7eaf5eb288a3d6ba2d3d115c628e7e)
2001-11-26 06:47:04 +00:00
Andrew Bartlett
1b1b8e39b2 Add the PDC end of the smbtorture test for creating an NT_STATUS -> DOS error
map.

This little authentication module is #ifdef DEVELOPER, becouse it really is of
no use execept as a development tool

invoke by setting:

auth methods = guest sam name_to_ntstatus

in the smb.conf file (the SAM and guest elements are required for the member
server to authenticate itself).

Andrew Bartlett
(This used to be commit 9807e66f34c1088399657060977e384c5a7f0664)
2001-11-25 03:01:14 +00:00
Andrew Bartlett
d0a2faf78d This is another rather major change to the samba authenticaion
subystem.

The particular aim is to modularized the interface - so that we
can have arbitrary password back-ends.

This code adds one such back-end, a 'winbind' module to authenticate
against the winbind_auth_crap functionality.  While fully-functional
this code is mainly useful as a demonstration, because we don't get
back the info3 as we would for direct ntdomain authentication.

This commit introduced the new 'auth methods' parameter, in the
spirit of the 'auth order' discussed on the lists.  It is renamed
because not all the methods may be consulted, even if previous
methods fail - they may not have a suitable challenge for example.

Also, we have a 'local' authentication method, for old-style
'unix if plaintext, sam if encrypted' authentication and a
'guest' module to handle guest logins in a single place.

While this current design is not ideal, I feel that it does
provide a better infrastructure than the current design, and can
be built upon.

The following parameters have changed:
 - use rhosts =

  This has been replaced by the 'rhosts' authentication method,
 and can be specified like 'auth methods = guest rhosts'

 - hosts equiv =

  This needs both this parameter and an 'auth methods' entry
  to be effective.  (auth methods = guest hostsequiv ....)

 - plaintext to smbpasswd =

  This is replaced by specifying 'sam' rather than 'local'
  in the auth methods.

The security = parameter is unchanged, and now provides defaults
for the 'auth methods' parameter.

The available auth methods are:

guest
rhosts
hostsequiv
sam (passdb direct hash access)
unix (PAM, crypt() etc)
local (the combination of the above, based on encryption)
smbserver (old security=server)
ntdomain (old security=domain)
winbind (use winbind to cache DC connections)


Assistance in testing, or the production of new and interesting
authentication modules is always appreciated.

Andrew Bartlett
(This used to be commit 8d31eae52a9757739711dbb82035a4dfe6b40c99)
2001-11-24 12:12:38 +00:00