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Diffstat (limited to 'source4/auth/auth_util.c')
-rw-r--r--source4/auth/auth_util.c238
1 files changed, 105 insertions, 133 deletions
diff --git a/source4/auth/auth_util.c b/source4/auth/auth_util.c
index db208008ae..db10514c7e 100644
--- a/source4/auth/auth_util.c
+++ b/source4/auth/auth_util.c
@@ -35,7 +35,8 @@ extern DOM_SID global_sid_Authenticated_Users;
/****************************************************************************
Create a UNIX user on demand.
****************************************************************************/
-static int smb_create_user(const char *unix_user, const char *homedir)
+
+static int smb_create_user(const char *domain, const char *unix_username, const char *homedir)
{
pstring add_script;
int ret;
@@ -43,7 +44,9 @@ static int smb_create_user(const char *unix_user, const char *homedir)
pstrcpy(add_script, lp_adduser_script());
if (! *add_script)
return -1;
- all_string_sub(add_script, "%u", unix_user, sizeof(pstring));
+ all_string_sub(add_script, "%u", unix_username, sizeof(pstring));
+ if (domain)
+ all_string_sub(add_script, "%D", domain, sizeof(pstring));
if (homedir)
all_string_sub(add_script, "%H", homedir, sizeof(pstring));
ret = smbrun(add_script,NULL);
@@ -70,7 +73,7 @@ void smb_user_control(const auth_usersupplied_info *user_info, auth_serversuppli
*/
if(lp_adduser_script() && !(pwd = Get_Pwnam(user_info->internal_username.str))) {
- smb_create_user(user_info->internal_username.str, NULL);
+ smb_create_user(user_info->domain.str, user_info->internal_username.str, NULL);
}
}
}
@@ -116,16 +119,17 @@ static NTSTATUS make_user_info(auth_usersupplied_info **user_info,
const char *client_domain,
const char *domain,
const char *wksta_name,
- DATA_BLOB lm_pwd, DATA_BLOB nt_pwd,
- DATA_BLOB plaintext,
- uint32 auth_flags, BOOL encrypted)
+ DATA_BLOB *lm_pwd, DATA_BLOB *nt_pwd,
+ DATA_BLOB *lm_interactive_pwd, DATA_BLOB *nt_interactive_pwd,
+ DATA_BLOB *plaintext,
+ BOOL encrypted)
{
DEBUG(5,("attempting to make a user_info for %s (%s)\n", internal_username, smb_name));
*user_info = malloc(sizeof(**user_info));
if (!user_info) {
- DEBUG(0,("malloc failed for user_info (size %d)\n", sizeof(*user_info)));
+ DEBUG(0,("malloc failed for user_info (size %lu)\n", (unsigned long)sizeof(*user_info)));
return NT_STATUS_NO_MEMORY;
}
@@ -175,12 +179,19 @@ static NTSTATUS make_user_info(auth_usersupplied_info **user_info,
DEBUG(5,("making blobs for %s's user_info struct\n", internal_username));
- (*user_info)->lm_resp = data_blob(lm_pwd.data, lm_pwd.length);
- (*user_info)->nt_resp = data_blob(nt_pwd.data, nt_pwd.length);
- (*user_info)->plaintext_password = data_blob(plaintext.data, plaintext.length);
+ if (lm_pwd)
+ (*user_info)->lm_resp = data_blob(lm_pwd->data, lm_pwd->length);
+ if (nt_pwd)
+ (*user_info)->nt_resp = data_blob(nt_pwd->data, nt_pwd->length);
+ if (lm_interactive_pwd)
+ (*user_info)->lm_interactive_pwd = data_blob(lm_interactive_pwd->data, lm_interactive_pwd->length);
+ if (nt_interactive_pwd)
+ (*user_info)->nt_interactive_pwd = data_blob(nt_interactive_pwd->data, nt_interactive_pwd->length);
+
+ if (plaintext)
+ (*user_info)->plaintext_password = data_blob(plaintext->data, plaintext->length);
(*user_info)->encrypted = encrypted;
- (*user_info)->auth_flags = auth_flags;
DEBUG(10,("made an %sencrypted user_info for %s (%s)\n", encrypted ? "":"un" , internal_username, smb_name));
@@ -195,9 +206,10 @@ NTSTATUS make_user_info_map(auth_usersupplied_info **user_info,
const char *smb_name,
const char *client_domain,
const char *wksta_name,
- DATA_BLOB lm_pwd, DATA_BLOB nt_pwd,
- DATA_BLOB plaintext,
- uint32 ntlmssp_flags, BOOL encrypted)
+ DATA_BLOB *lm_pwd, DATA_BLOB *nt_pwd,
+ DATA_BLOB *lm_interactive_pwd, DATA_BLOB *nt_interactive_pwd,
+ DATA_BLOB *plaintext,
+ BOOL encrypted)
{
const char *domain;
fstring internal_username;
@@ -206,58 +218,22 @@ NTSTATUS make_user_info_map(auth_usersupplied_info **user_info,
DEBUG(5, ("make_user_info_map: Mapping user [%s]\\[%s] from workstation [%s]\n",
client_domain, smb_name, wksta_name));
- if (lp_allow_trusted_domains() && *client_domain) {
-
- /* the client could have given us a workstation name
- or other crap for the workgroup - we really need a
- way of telling if this domain name is one of our
- trusted domain names
-
- Also don't allow "" as a domain, fixes a Win9X bug
- where it doens't supply a domain for logon script
- 'net use' commands.
-
- The way I do it here is by checking if the fully
- qualified username exists. This is rather reliant
- on winbind, but until we have a better method this
- will have to do
- */
+ /* don't allow "" as a domain, fixes a Win9X bug
+ where it doens't supply a domain for logon script
+ 'net use' commands. */
+ if ( *client_domain )
domain = client_domain;
-
- if ((smb_name) && (*smb_name)) { /* Don't do this for guests */
- char *user = NULL;
- if (asprintf(&user, "%s%s%s",
- client_domain, lp_winbind_separator(),
- smb_name) < 0) {
- DEBUG(0, ("make_user_info_map: asprintf() failed!\n"));
- return NT_STATUS_NO_MEMORY;
- }
-
- DEBUG(5, ("make_user_info_map: testing for user %s\n", user));
-
- if (Get_Pwnam(user) == NULL) {
- DEBUG(5, ("make_user_info_map: test for user %s failed\n", user));
- domain = lp_workgroup();
- DEBUG(5, ("make_user_info_map: trusted domain %s doesn't appear to exist, using %s\n",
- client_domain, domain));
- } else {
- DEBUG(5, ("make_user_info_map: using trusted domain %s\n", domain));
- }
- SAFE_FREE(user);
- }
- } else {
+ else
domain = lp_workgroup();
- }
+
+ /* we know that it is a trusted domain (and we are allowing them) or it is our domain */
- return make_user_info(user_info,
- smb_name, internal_username,
- client_domain, domain,
- wksta_name,
+ return make_user_info(user_info, smb_name, internal_username,
+ client_domain, domain, wksta_name,
lm_pwd, nt_pwd,
- plaintext,
- ntlmssp_flags, encrypted);
-
+ lm_interactive_pwd, nt_interactive_pwd,
+ plaintext, encrypted);
}
/****************************************************************************
@@ -276,23 +252,14 @@ BOOL make_user_info_netlogon_network(auth_usersupplied_info **user_info,
NTSTATUS nt_status;
DATA_BLOB lm_blob = data_blob(lm_network_pwd, lm_pwd_len);
DATA_BLOB nt_blob = data_blob(nt_network_pwd, nt_pwd_len);
- DATA_BLOB plaintext_blob = data_blob(NULL, 0);
- uint32 auth_flags = AUTH_FLAG_NONE;
-
- if (lm_pwd_len)
- auth_flags |= AUTH_FLAG_LM_RESP;
- if (nt_pwd_len == 24) {
- auth_flags |= AUTH_FLAG_NTLM_RESP;
- } else if (nt_pwd_len != 0) {
- auth_flags |= AUTH_FLAG_NTLMv2_RESP;
- }
nt_status = make_user_info_map(user_info,
- smb_name, client_domain,
- wksta_name,
- lm_blob, nt_blob,
- plaintext_blob,
- auth_flags, True);
+ smb_name, client_domain,
+ wksta_name,
+ lm_pwd_len ? &lm_blob : NULL,
+ nt_pwd_len ? &nt_blob : NULL,
+ NULL, NULL, NULL,
+ True);
ret = NT_STATUS_IS_OK(nt_status) ? True : False;
@@ -320,7 +287,6 @@ BOOL make_user_info_netlogon_interactive(auth_usersupplied_info **user_info,
unsigned char local_lm_response[24];
unsigned char local_nt_response[24];
unsigned char key[16];
- uint32 auth_flags = AUTH_FLAG_NONE;
ZERO_STRUCT(key);
memcpy(key, dc_sess_key, 8);
@@ -339,8 +305,11 @@ BOOL make_user_info_netlogon_interactive(auth_usersupplied_info **user_info,
dump_data(100, nt_pwd, sizeof(nt_pwd));
#endif
- SamOEMhash((uchar *)lm_pwd, key, sizeof(lm_pwd));
- SamOEMhash((uchar *)nt_pwd, key, sizeof(nt_pwd));
+ if (lm_interactive_pwd)
+ SamOEMhash((uchar *)lm_pwd, key, sizeof(lm_pwd));
+
+ if (nt_interactive_pwd)
+ SamOEMhash((uchar *)nt_pwd, key, sizeof(nt_pwd));
#ifdef DEBUG_PASSWORD
DEBUG(100,("decrypt of lm owf password:"));
@@ -350,37 +319,51 @@ BOOL make_user_info_netlogon_interactive(auth_usersupplied_info **user_info,
dump_data(100, nt_pwd, sizeof(nt_pwd));
#endif
- SMBOWFencrypt((const unsigned char *)lm_pwd, chal, local_lm_response);
- SMBOWFencrypt((const unsigned char *)nt_pwd, chal, local_nt_response);
+ if (lm_interactive_pwd)
+ SMBOWFencrypt((const unsigned char *)lm_pwd, chal, local_lm_response);
+
+ if (nt_interactive_pwd)
+ SMBOWFencrypt((const unsigned char *)nt_pwd, chal, local_nt_response);
/* Password info paranoia */
- ZERO_STRUCT(lm_pwd);
- ZERO_STRUCT(nt_pwd);
ZERO_STRUCT(key);
{
BOOL ret;
NTSTATUS nt_status;
- DATA_BLOB local_lm_blob = data_blob(local_lm_response, sizeof(local_lm_response));
- DATA_BLOB local_nt_blob = data_blob(local_nt_response, sizeof(local_nt_response));
- DATA_BLOB plaintext_blob = data_blob(NULL, 0);
+ DATA_BLOB local_lm_blob;
+ DATA_BLOB local_nt_blob;
- if (lm_interactive_pwd)
- auth_flags |= AUTH_FLAG_LM_RESP;
- if (nt_interactive_pwd)
- auth_flags |= AUTH_FLAG_NTLM_RESP;
+ DATA_BLOB lm_interactive_blob;
+ DATA_BLOB nt_interactive_blob;
+
+ if (lm_interactive_pwd) {
+ local_lm_blob = data_blob(local_lm_response, sizeof(local_lm_response));
+ lm_interactive_blob = data_blob(lm_pwd, sizeof(lm_pwd));
+ ZERO_STRUCT(lm_pwd);
+ }
+
+ if (nt_interactive_pwd) {
+ local_nt_blob = data_blob(local_nt_response, sizeof(local_nt_response));
+ nt_interactive_blob = data_blob(nt_pwd, sizeof(nt_pwd));
+ ZERO_STRUCT(nt_pwd);
+ }
nt_status = make_user_info_map(user_info,
smb_name, client_domain,
wksta_name,
- local_lm_blob,
- local_nt_blob,
- plaintext_blob,
- auth_flags, True);
-
+ lm_interactive_pwd ? &local_lm_blob : NULL,
+ nt_interactive_pwd ? &local_nt_blob : NULL,
+ lm_interactive_pwd ? &lm_interactive_blob : NULL,
+ nt_interactive_pwd ? &nt_interactive_blob : NULL,
+ NULL,
+ True);
+
ret = NT_STATUS_IS_OK(nt_status) ? True : False;
data_blob_free(&local_lm_blob);
data_blob_free(&local_nt_blob);
+ data_blob_free(&lm_interactive_blob);
+ data_blob_free(&nt_interactive_blob);
return ret;
}
}
@@ -400,7 +383,6 @@ BOOL make_user_info_for_reply(auth_usersupplied_info **user_info,
DATA_BLOB local_lm_blob;
DATA_BLOB local_nt_blob;
NTSTATUS ret = NT_STATUS_UNSUCCESSFUL;
- uint32 auth_flags = AUTH_FLAG_NONE;
/*
* Not encrypted - do so.
@@ -416,14 +398,13 @@ BOOL make_user_info_for_reply(auth_usersupplied_info **user_info,
dump_data(100, plaintext_password.data, plaintext_password.length);
#endif
- SMBencrypt( (const uchar *)plaintext_password.data, (const uchar*)chal, local_lm_response);
+ SMBencrypt( (const char *)plaintext_password.data, (const uchar*)chal, local_lm_response);
local_lm_blob = data_blob(local_lm_response, 24);
/* We can't do an NT hash here, as the password needs to be
case insensitive */
local_nt_blob = data_blob(NULL, 0);
- auth_flags = (AUTH_FLAG_PLAINTEXT | AUTH_FLAG_LM_RESP);
} else {
local_lm_blob = data_blob(NULL, 0);
local_nt_blob = data_blob(NULL, 0);
@@ -432,10 +413,11 @@ BOOL make_user_info_for_reply(auth_usersupplied_info **user_info,
ret = make_user_info_map(user_info, smb_name,
client_domain,
sub_get_remote_machine(),
- local_lm_blob,
- local_nt_blob,
- plaintext_password,
- auth_flags, False);
+ local_lm_blob.data ? &local_lm_blob : NULL,
+ local_nt_blob.data ? &local_nt_blob : NULL,
+ NULL, NULL,
+ plaintext_password.data ? &plaintext_password : NULL,
+ False);
data_blob_free(&local_lm_blob);
return NT_STATUS_IS_OK(ret) ? True : False;
@@ -450,27 +432,13 @@ NTSTATUS make_user_info_for_reply_enc(auth_usersupplied_info **user_info,
const char *client_domain,
DATA_BLOB lm_resp, DATA_BLOB nt_resp)
{
- uint32 auth_flags = AUTH_FLAG_NONE;
-
- DATA_BLOB no_plaintext_blob = data_blob(NULL, 0);
-
- if (lm_resp.length == 24) {
- auth_flags |= AUTH_FLAG_LM_RESP;
- }
- if (nt_resp.length == 0) {
- } else if (nt_resp.length == 24) {
- auth_flags |= AUTH_FLAG_NTLM_RESP;
- } else {
- auth_flags |= AUTH_FLAG_NTLMv2_RESP;
- }
-
return make_user_info_map(user_info, smb_name,
client_domain,
sub_get_remote_machine(),
- lm_resp,
- nt_resp,
- no_plaintext_blob,
- auth_flags, True);
+ lm_resp.data ? &lm_resp : NULL,
+ nt_resp.data ? &nt_resp : NULL,
+ NULL, NULL, NULL,
+ True);
}
/****************************************************************************
@@ -479,19 +447,16 @@ NTSTATUS make_user_info_for_reply_enc(auth_usersupplied_info **user_info,
BOOL make_user_info_guest(auth_usersupplied_info **user_info)
{
- DATA_BLOB lm_blob = data_blob(NULL, 0);
- DATA_BLOB nt_blob = data_blob(NULL, 0);
- DATA_BLOB plaintext_blob = data_blob(NULL, 0);
- uint32 auth_flags = AUTH_FLAG_NONE;
NTSTATUS nt_status;
nt_status = make_user_info(user_info,
- "","",
- "","",
- "",
- nt_blob, lm_blob,
- plaintext_blob,
- auth_flags, True);
+ "","",
+ "","",
+ "",
+ NULL, NULL,
+ NULL, NULL,
+ NULL,
+ True);
return NT_STATUS_IS_OK(nt_status) ? True : False;
}
@@ -512,9 +477,9 @@ void debug_nt_user_token(int dbg_class, int dbg_lev, NT_USER_TOKEN *token)
DEBUGC(dbg_class, dbg_lev, ("NT user token of user %s\n",
sid_to_string(sid_str, &token->user_sids[0]) ));
- DEBUGADDC(dbg_class, dbg_lev, ("contains %i SIDs\n", token->num_sids));
+ DEBUGADDC(dbg_class, dbg_lev, ("contains %lu SIDs\n", (unsigned long)token->num_sids));
for (i = 0; i < token->num_sids; i++)
- DEBUGADDC(dbg_class, dbg_lev, ("SID[%3i]: %s\n", i,
+ DEBUGADDC(dbg_class, dbg_lev, ("SID[%3lu]: %s\n", (unsigned long)i,
sid_to_string(sid_str, &token->user_sids[i])));
}
@@ -633,7 +598,7 @@ struct nt_user_token *create_nt_token(uid_t uid, gid_t gid, int ngroups, gid_t *
return NULL;
}
- group_sids = malloc(sizeof(DOM_SID) * ngroups);
+ group_sids = malloc(sizeof(DOM_SID) * ngroups);
if (!group_sids) {
DEBUG(0, ("create_nt_token: malloc() failed for DOM_SID list!\n"));
return NULL;
@@ -856,9 +821,16 @@ NTSTATUS make_server_info_guest(auth_serversupplied_info **server_info)
nt_status = make_server_info_sam(server_info, sampass);
if (NT_STATUS_IS_OK(nt_status)) {
+ static const char zeros[16];
(*server_info)->guest = True;
+
+ /* annoying, but the Guest really does have a session key,
+ and it is all zeros! */
+ (*server_info)->user_session_key = data_blob(zeros, sizeof(zeros));
+ (*server_info)->lm_session_key = data_blob(zeros, sizeof(zeros));
}
+
return nt_status;
}