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Jeremy.
(This used to be commit 464d2e90480c676688a851a141aabddf992e0b0e)
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domains, this patch ensures that we always use the ADS backend when
security=ADS, and the remote server is capable.
The routines used for this behaviour have been upgraded to modern Samba
codeing standards.
This is a change in behaviour for mixed mode domains, and if the trusted
domain cannot be reached with our current krb5.conf file, we will show
that domain as disconnected.
This is in line with existing behaviour for native mode domains, and for
our primary domain.
As a consequence of testing this patch, I found that our kerberos error
handling was well below par - we would often throw away useful error
values. These changes move more routines to ADS_STATUS to return
kerberos errors.
Also found when valgrinding the setup, fix a few memory leaks.
While sniffing the resultant connections, I noticed we would query our
list of trusted domains twice - so I have reworked some of the code to
avoid that.
Andrew Bartlett
(This used to be commit 7c34de8096b86d2869e7177420fe129bd0c7541d)
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- NTLM2 support in the server
- KEY_EXCH support in the server
- variable length session keys.
In detail:
- NTLM2 is an extension of NTLMv1, that is compatible with existing
domain controllers (unlike NTLMv2, which requires a DC upgrade).
* This is known as 'NTLMv2 session security' *
(This is not yet implemented on the RPC pipes however, so there may
well still be issues for PDC setups, particuarly around password
changes. We do not fully understand the sign/seal implications of
NTLM2 on RPC pipes.)
This requires modifications to our authentication subsystem, as we
must handle the 'challege' input into the challenge-response algorithm
being changed. This also needs to be turned off for
'security=server', which does not support this.
- KEY_EXCH is another 'security' mechanism, whereby the session key
actually used by the server is sent by the client, rather than being
the shared-secret directly or indirectly.
- As both these methods change the session key, the auth subsystem
needed to be changed, to 'override' session keys provided by the
backend.
- There has also been a major overhaul of the NTLMSSP subsystem, to merge the 'client' and 'server' functions, so they both operate on a single structure. This should help the SPNEGO implementation.
- The 'names blob' in NTLMSSP is always in unicode - never in ascii.
Don't make an ascii version ever.
- The other big change is to allow variable length session keys. We
have always assumed that session keys are 16 bytes long - and padded
to this length if shorter. However, Kerberos session keys are 8 bytes
long, when the krb5 login uses DES.
* This fix allows SMB signging on machines not yet running MIT KRB5 1.3.1. *
- Add better DEBUG() messages to ntlm_auth, warning administrators of
misconfigurations that prevent access to the privileged pipe. This
should help reduce some of the 'it just doesn't work' issues.
- Fix data_blob_talloc() to behave the same way data_blob() does when
passed a NULL data pointer. (just allocate)
REMEMBER to make clean after this commit - I have changed plenty of data structures...
(This used to be commit f3bbc87b0dac63426cda6fac7a295d3aad810ecc)
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can not figure that we got no ticket.
Volker
(This used to be commit 2a724a7a873c08f14644427766bfd48908ddb501)
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(This used to be commit c9b209be2b17c2e4677cc30b46b1074f48878f43)
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Server code *should* also work (I'll check shortly). May be the odd memory
leak. Problem was we (a) weren't setting signing on in the client krb5 sessionsetup
code (b) we need to ask for a subkey... (c). The client and server need to
ask for local and remote subkeys respectively.
Thanks to Paul Nelson @ Thursby for some sage advice on this :-).
Jeremy.
(This used to be commit 3f9e3b60709df5ab755045a093e642510d4cde00)
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(This used to be commit 10f1da3f4a9680a039a2aa26301b97e31c06c38d)
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session key and auth verifier patches.
Andrew Bartlett
(This used to be commit 3f9616a68a855acbae3f405c27ee2358fbe7ba2c)
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- new kerberos code, allowing the account to change it's own password
without special SD settings required
- NTLMSSP client code, now seperated from cliconnect.c
- NTLMv2 client code
- SMB signing fixes
Andrew Bartlett
(This used to be commit 837680ca517982f2e5944730581a83012d4181ae)
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- setenv() replacement
- mimir's ASN1/SPNEGO typo fixes
- (size_t)-1 fixes for push_* returns
- function argument signed/unsigned correction
- ASN1 error handling (ensure we don't use initiailsed data)
- extra net ads join error checking
- allow 'set security discriptor' to fail
- escape ldap strings in libads.
- getgrouplist() correctness fixes (include primary gid)
Andrew Bartlett
(This used to be commit e9d6e2ea9a3dc01d3849b925c50702cda6ddf225)
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- NTLMSSP over SPENGO (sesssion-setup-and-x) cleanup and code refactor.
- also consequential changes to the NTLMSSP and SPNEGO parsing functions
- and the client code that uses the same functions
- Add ntlm_auth, a NTLMSSP authentication interface for use by applications
like Squid and Apache.
- also consquential changes to use common code for base64 encode/decode.
- Winbind changes to support ntlm_auth (I don't want this program to need
to read smb.conf, instead getting all it's details over the pipe).
- nmbd changes for fstrcat() instead of fstrcpy().
Andrew Bartlett
(This used to be commit fbb46da79cf322570a7e3318100c304bbf33409e)
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(This used to be commit 65e7b5273bb58802bf0c389b77f7fcae0a1f6139)
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(This used to be commit 3928578b52cfc949be5e0ef444fce1558d75f290)
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(This used to be commit 03ac082dcb375b6f3ca3d810a6a6367542bc23ce)
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Andrew Bartlett
(This used to be commit ad1faf8fa4019cb57fbb7f311f6d4943359bcd45)
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Changed "SMB/Netbios" to "SMB/CIFS" in file header.
(This used to be commit 6a58c9bd06d0d7502a24bf5ce5a2faf0a146edfa)
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(This used to be commit 08bb2dfec2ca0282e9268d09da2b966d3bdf493a)
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cyrus-sasl which makes the code much less fragile. Also added code to auto-determine the server name or realm
(This used to be commit 435fdf276a79c2a517adcd7726933aeef3fa924b)
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name is a "principal", not a principle. English majors will complain :-).
Jeremy.
(This used to be commit b668d7d656cdd066820fb8044f24bcd4fda29524)
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(This used to be commit d1341d74b7aa5f6b3f72e5409b245f87f1ad670b)
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it should give something for others to hack on and possibly find what
I'm doing wrong.
(This used to be commit 353c290f059347265b9be2aa1010c2956da06485)
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loses things like username mapping. I wanted to get this in then
discuss it a bit to see how we want to split up the existing
session setup code
(This used to be commit b74fda69bf23207c26d8b2af23910d8f2eb89875)
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in the asn1 spnego structures)
(This used to be commit 131010e9fb842b4d5a8660c538a3313c95fadae7)
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(This used to be commit 7092beef9d7a68018ede569883b22c822300c7ff)
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enabled it by default if the server supports it. Let me know if this breaks anything. Choose kerberos with the -k flag to smbclient, otherwise it will use SPNEGO/NTLMSSP/NTLM
(This used to be commit 076aa97bee54d182288d9e93ae160ae22a5f7757)
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