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| author | Andrew Bartlett <abartlet@samba.org> | 2011-07-15 18:05:42 +1000 |
|---|---|---|
| committer | Andrew Bartlett <abartlet@samba.org> | 2011-07-20 09:17:11 +1000 |
| commit | d22ff66afa9215a7a918c33abc55288e4efae8b6 (patch) | |
| tree | 434a07b5528c3799e878e6c58f11990be9582937 /source3 | |
| parent | ba53498c66f5b27602c3f6fe0866729177e211c8 (diff) | |
| download | samba-d22ff66afa9215a7a918c33abc55288e4efae8b6.tar.gz samba-d22ff66afa9215a7a918c33abc55288e4efae8b6.tar.bz2 samba-d22ff66afa9215a7a918c33abc55288e4efae8b6.zip | |
s3-auth assert that security_token is present in the copy, and explain why nss_token can be skipped
Signed-off-by: Andrew Tridgell <tridge@samba.org>
Diffstat (limited to 'source3')
| -rw-r--r-- | source3/auth/auth_util.c | 23 |
1 files changed, 16 insertions, 7 deletions
diff --git a/source3/auth/auth_util.c b/source3/auth/auth_util.c index acef47907f..f399acb476 100644 --- a/source3/auth/auth_util.c +++ b/source3/auth/auth_util.c @@ -907,7 +907,13 @@ NTSTATUS make_session_info_from_username(TALLOC_CTX *mem_ctx, return status; } -/* This function MUST only used to create the cached server_info for guest */ +/* This function MUST only used to create the cached server_info for + * guest. + * + * This is a lossy conversion. Variables known to be lost so far + * include: nss_token (not needed because the only read doesn't happen + * for the GUEST user, as this routine populates ->security_token + */ static struct auth_serversupplied_info *copy_session_info_serverinfo(TALLOC_CTX *mem_ctx, const struct auth3_session_info *src) { @@ -937,12 +943,15 @@ static struct auth_serversupplied_info *copy_session_info_serverinfo(TALLOC_CTX dst->utok.groups = NULL; } - if (src->security_token) { - dst->security_token = dup_nt_token(dst, src->security_token); - if (!dst->security_token) { - TALLOC_FREE(dst); - return NULL; - } + /* We must have a security_token as otherwise the lossy + * conversion without nss_token would cause create_local_token + * to take the wrong path */ + SMB_ASSERT(src->security_token); + + dst->security_token = dup_nt_token(dst, src->security_token); + if (!dst->security_token) { + TALLOC_FREE(dst); + return NULL; } dst->session_key = data_blob_talloc( dst, src->session_key.data, |