#include "includes.h"
#include "opendirectory.h"
extern userdom_struct current_user_info;
#undef DBGC_CLASS
#define DBGC_CLASS DBGC_RPC_SRV
static void init_net_r_req_chal(NET_R_REQ_CHAL *r_c,
DOM_CHAL *srv_chal, NTSTATUS status)
{
DEBUG(6,("init_net_r_req_chal: %d\n", __LINE__));
memcpy(r_c->srv_chal.data, srv_chal->data, sizeof(srv_chal->data));
r_c->status = status;
}
#define ERROR_NO_SUCH_DOMAIN 0x54b
#define ERROR_NO_LOGON_SERVERS 0x51f
#define NO_ERROR 0x0
NTSTATUS _net_logon_ctrl(pipes_struct *p, NET_Q_LOGON_CTRL *q_u,
NET_R_LOGON_CTRL *r_u)
{
uint32 flags = 0x0;
uint32 pdc_connection_status = 0x00;
init_net_r_logon_ctrl(r_u, q_u->query_level, flags,
pdc_connection_status);
return r_u->status;
}
static void send_sync_message(void)
{
TDB_CONTEXT *tdb;
tdb = tdb_open_log(lock_path("connections.tdb"), 0,
TDB_DEFAULT, O_RDONLY, 0);
if (!tdb) {
DEBUG(3, ("send_sync_message(): failed to open connections "
"database\n"));
return;
}
DEBUG(3, ("sending sam synchronisation message\n"));
message_send_all(tdb, MSG_SMB_SAM_SYNC, NULL, 0, False, NULL);
tdb_close(tdb);
}
NTSTATUS _net_logon_ctrl2(pipes_struct *p, NET_Q_LOGON_CTRL2 *q_u, NET_R_LOGON_CTRL2 *r_u)
{
uint32 flags = 0x0;
uint32 pdc_connection_status = 0x0;
uint32 logon_attempts = 0x0;
uint32 tc_status;
fstring servername, domain, dc_name, dc_name2;
struct in_addr dc_ip;
unistr2_to_ascii(servername, &q_u->uni_server_name, sizeof(servername));
r_u->status = NT_STATUS_OK;
tc_status = ERROR_NO_SUCH_DOMAIN;
fstrcpy( dc_name, "" );
switch ( q_u->function_code ) {
case NETLOGON_CONTROL_TC_QUERY:
unistr2_to_ascii(domain, &q_u->info.info6.domain, sizeof(domain));
if ( !is_trusted_domain( domain ) )
break;
if ( !get_dc_name( domain, NULL, dc_name2, &dc_ip ) ) {
tc_status = ERROR_NO_LOGON_SERVERS;
break;
}
fstr_sprintf( dc_name, "\\\\%s", dc_name2 );
tc_status = NO_ERROR;
break;
case NETLOGON_CONTROL_REDISCOVER:
unistr2_to_ascii(domain, &q_u->info.info6.domain, sizeof(domain));
if ( !is_trusted_domain( domain ) )
break;
if ( !get_dc_name( domain, NULL, dc_name2, &dc_ip ) ) {
tc_status = ERROR_NO_LOGON_SERVERS;
break;
}
fstr_sprintf( dc_name, "\\\\%s", dc_name2 );
tc_status = NO_ERROR;
break;
default:
DEBUG(0,("_net_logon_ctrl2: unimplemented function level [%d]\n",
q_u->function_code));
}
init_net_r_logon_ctrl2( r_u, q_u->query_level, flags,
pdc_connection_status, logon_attempts, tc_status, dc_name );
if (lp_server_role() == ROLE_DOMAIN_BDC)
send_sync_message();
return r_u->status;
}
NTSTATUS _net_trust_dom_list(pipes_struct *p, NET_Q_TRUST_DOM_LIST *q_u, NET_R_TRUST_DOM_LIST *r_u)
{
const char *trusted_domain = "test_domain";
uint32 num_trust_domains = 1;
DEBUG(6,("_net_trust_dom_list: %d\n", __LINE__));
init_r_trust_dom(r_u, num_trust_domains, trusted_domain);
DEBUG(6,("_net_trust_dom_list: %d\n", __LINE__));
return r_u->status;
}
static void init_net_r_srv_pwset(NET_R_SRV_PWSET *r_s,
DOM_CRED *srv_cred, NTSTATUS status)
{
DEBUG(5,("init_net_r_srv_pwset: %d\n", __LINE__));
memcpy(&r_s->srv_cred, srv_cred, sizeof(r_s->srv_cred));
r_s->status = status;
DEBUG(5,("init_net_r_srv_pwset: %d\n", __LINE__));
}
static NTSTATUS get_md4pw(char *md4pw, char *mach_acct, uint16 sec_chan_type)
{
struct samu *sampass = NULL;
const uint8 *pass;
BOOL ret;
uint32 acct_ctrl;
#if 0
if (!allow_access(lp_domain_hostsdeny(), lp_domain_hostsallow(),
client_name(), client_addr()))
{
DEBUG(0,("get_md4pw: Workstation %s denied access to domain\n", mach_acct));
return False;
}
#endif
if ( !(sampass = samu_new( NULL )) ) {
return NT_STATUS_NO_MEMORY;
}
become_root();
ret = pdb_getsampwnam(sampass, mach_acct);
unbecome_root();
if (!ret) {
DEBUG(0,("get_md4pw: Workstation %s: no account in domain\n", mach_acct));
TALLOC_FREE(sampass);
return NT_STATUS_ACCESS_DENIED;
}
acct_ctrl = pdb_get_acct_ctrl(sampass);
if (acct_ctrl & ACB_DISABLED) {
DEBUG(0,("get_md4pw: Workstation %s: account is disabled\n", mach_acct));
TALLOC_FREE(sampass);
return NT_STATUS_ACCOUNT_DISABLED;
}
if (!(acct_ctrl & ACB_SVRTRUST) &&
!(acct_ctrl & ACB_WSTRUST) &&
!(acct_ctrl & ACB_DOMTRUST))
{
DEBUG(0,("get_md4pw: Workstation %s: account is not a trust account\n", mach_acct));
TALLOC_FREE(sampass);
return NT_STATUS_NO_TRUST_SAM_ACCOUNT;
}
switch (sec_chan_type) {
case SEC_CHAN_BDC:
if (!(acct_ctrl & ACB_SVRTRUST)) {
DEBUG(0,("get_md4pw: Workstation %s: BDC secure channel requested "
"but not a server trust account\n", mach_acct));
TALLOC_FREE(sampass);
return NT_STATUS_NO_TRUST_SAM_ACCOUNT;
}
break;
case SEC_CHAN_WKSTA:
if (!(acct_ctrl & ACB_WSTRUST)) {
DEBUG(0,("get_md4pw: Workstation %s: WORKSTATION secure channel requested "
"but not a workstation trust account\n", mach_acct));
TALLOC_FREE(sampass);
return NT_STATUS_NO_TRUST_SAM_ACCOUNT;
}
break;
case SEC_CHAN_DOMAIN:
if (!(acct_ctrl & ACB_DOMTRUST)) {
DEBUG(0,("get_md4pw: Workstation %s: DOMAIN secure channel requested "
"but not a interdomain trust account\n", mach_acct));
TALLOC_FREE(sampass);
return NT_STATUS_NO_TRUST_SAM_ACCOUNT;
}
break;
default:
break;
}
if ((pass = pdb_get_nt_passwd(sampass)) == NULL) {
DEBUG(0,("get_md4pw: Workstation %s: account does not have a password\n", mach_acct));
TALLOC_FREE(sampass);
return NT_STATUS_LOGON_FAILURE;
}
memcpy(md4pw, pass, 16);
dump_data(5, md4pw, 16);
TALLOC_FREE(sampass);
return NT_STATUS_OK;
}
NTSTATUS _net_req_chal(pipes_struct *p, NET_Q_REQ_CHAL *q_u, NET_R_REQ_CHAL *r_u)
{
if (!p->dc) {
p->dc = TALLOC_ZERO_P(p->pipe_state_mem_ctx, struct dcinfo);
if (!p->dc) {
return NT_STATUS_NO_MEMORY;
}
} else {
DEBUG(10,("_net_req_chal: new challenge requested. Clearing old state.\n"));
ZERO_STRUCTP(p->dc);
}
rpcstr_pull(p->dc->remote_machine,
q_u->uni_logon_clnt.buffer,
sizeof(fstring),q_u->uni_logon_clnt.uni_str_len*2,0);
memcpy(p->dc->clnt_chal.data, q_u->clnt_chal.data, sizeof(q_u->clnt_chal.data));
generate_random_buffer(p->dc->srv_chal.data, 8);
init_net_r_req_chal(r_u, &p->dc->srv_chal, NT_STATUS_OK);
p->dc->challenge_sent = True;
return NT_STATUS_OK;
}
static void init_net_r_auth(NET_R_AUTH *r_a, DOM_CHAL *resp_cred, NTSTATUS status)
{
memcpy(r_a->srv_chal.data, resp_cred->data, sizeof(resp_cred->data));
r_a->status = status;
}
NTSTATUS _net_auth(pipes_struct *p, NET_Q_AUTH *q_u, NET_R_AUTH *r_u)
{
NTSTATUS status;
fstring mach_acct;
fstring remote_machine;
DOM_CHAL srv_chal_out;
if (!p->dc || !p->dc->challenge_sent) {
return NT_STATUS_ACCESS_DENIED;
}
rpcstr_pull(mach_acct, q_u->clnt_id.uni_acct_name.buffer,sizeof(fstring),
q_u->clnt_id.uni_acct_name.uni_str_len*2,0);
rpcstr_pull(remote_machine, q_u->clnt_id.uni_comp_name.buffer,sizeof(fstring),
q_u->clnt_id.uni_comp_name.uni_str_len*2,0);
if (lp_opendirectory()) {
tDirStatus dirStatus;
become_root();
dirStatus = opendirectory_cred_session_key(&p->dc->clnt_chal,
&p->dc->srv_chal, mach_acct,
p->dc->sess_key);
unbecome_root();
DEBUG(4, ("_net_auth opendirectory_cred_session_key [%d]\n",
dirStatus));
status = (dirStatus == eDSNoErr) ? NT_STATUS_OK
: NT_STATUS_UNSUCCESSFUL;
} else {
status = get_md4pw((char *)p->dc->mach_pw, mach_acct,
q_u->clnt_id.sec_chan);
}
if (!NT_STATUS_IS_OK(status)) {
DEBUG(0,("_net_auth: creds_server_check failed. Failed to "
"get password for machine account %s "
"from client %s: %s\n",
mach_acct, remote_machine, nt_errstr(status) ));
return NT_STATUS_ACCESS_DENIED;
}
creds_server_init(0,
p->dc,
&p->dc->clnt_chal,
&p->dc->srv_chal,
p->dc->mach_pw,
&srv_chal_out);
if (!creds_server_check(p->dc, &q_u->clnt_chal)) {
DEBUG(0,("_net_auth: creds_server_check failed. Rejecting auth "
"request from client %s machine account %s\n",
remote_machine, mach_acct ));
return NT_STATUS_ACCESS_DENIED;
}
fstrcpy(p->dc->mach_acct, mach_acct);
fstrcpy(p->dc->remote_machine, remote_machine);
p->dc->authenticated = True;
init_net_r_auth(r_u, &srv_chal_out, NT_STATUS_OK);
return r_u->status;
}
static void init_net_r_auth_2(NET_R_AUTH_2 *r_a,
DOM_CHAL *resp_cred, NEG_FLAGS *flgs, NTSTATUS status)
{
memcpy(r_a->srv_chal.data, resp_cred->data, sizeof(resp_cred->data));
memcpy(&r_a->srv_flgs, flgs, sizeof(r_a->srv_flgs));
r_a->status = status;
}
NTSTATUS _net_auth_2(pipes_struct *p, NET_Q_AUTH_2 *q_u, NET_R_AUTH_2 *r_u)
{
NTSTATUS status;
NEG_FLAGS srv_flgs;
fstring mach_acct;
fstring remote_machine;
DOM_CHAL srv_chal_out;
rpcstr_pull(mach_acct, q_u->clnt_id.uni_acct_name.buffer,sizeof(fstring),
q_u->clnt_id.uni_acct_name.uni_str_len*2,0);
rpcstr_pull(remote_machine, q_u->clnt_id.uni_comp_name.buffer,sizeof(fstring),
q_u->clnt_id.uni_comp_name.uni_str_len*2,0);
if (!p->dc || !p->dc->challenge_sent) {
DEBUG(0,("_net_auth2: no challenge sent to client %s\n",
remote_machine ));
return NT_STATUS_ACCESS_DENIED;
}
if ( (lp_server_schannel() == True) &&
((q_u->clnt_flgs.neg_flags & NETLOGON_NEG_SCHANNEL) == 0) ) {
DEBUG(0,("_net_auth2: schannel required but client failed "
"to offer it. Client was %s\n",
mach_acct ));
return NT_STATUS_ACCESS_DENIED;
}
if (lp_opendirectory()) {
if (q_u->clnt_flgs.neg_flags & NETLOGON_NEG_128BIT) {
DEBUG(2, ("refusing NETLOGON_NEG_128BIT auth attempt\n"));
status = NT_STATUS_NOT_SUPPORTED;
} else {
tDirStatus dirStatus;
become_root();
dirStatus =
opendirectory_cred_session_key(&p->dc->clnt_chal,
&p->dc->srv_chal, mach_acct,
p->dc->sess_key);
unbecome_root();
DEBUG(4, ("_net_auth_2: "
"opendirectory_cred_session_key [%d]\n",
dirStatus));
status = (dirStatus == eDSNoErr) ? NT_STATUS_OK
: NT_STATUS_UNSUCCESSFUL;
}
} else {
status = get_md4pw((char *)p->dc->mach_pw, mach_acct,
q_u->clnt_id.sec_chan);
}
if (!NT_STATUS_IS_OK(status)) {
DEBUG(0,("_net_auth2: failed to get machine password for "
"account %s: %s\n",
mach_acct, nt_errstr(status) ));
return NT_STATUS_ACCESS_DENIED;
}
creds_server_init(q_u->clnt_flgs.neg_flags,
p->dc,
&p->dc->clnt_chal,
&p->dc->srv_chal,
p->dc->mach_pw,
&srv_chal_out);
if (!creds_server_check(p->dc, &q_u->clnt_chal)) {
DEBUG(0,("_net_auth2: creds_server_check failed. Rejecting auth "
"request from client %s machine account %s\n",
remote_machine, mach_acct ));
return NT_STATUS_ACCESS_DENIED;
}
srv_flgs.neg_flags = 0x000001ff;
if (lp_server_schannel() != False) {
srv_flgs.neg_flags |= NETLOGON_NEG_SCHANNEL;
}
init_net_r_auth_2(r_u, &srv_chal_out, &srv_flgs, NT_STATUS_OK);
fstrcpy(p->dc->mach_acct, mach_acct);
fstrcpy(p->dc->remote_machine, remote_machine);
fstrcpy(p->dc->domain, lp_workgroup() );
p->dc->authenticated = True;
become_root();
secrets_store_schannel_session_info(p->mem_ctx,
remote_machine,
p->dc);
unbecome_root();
return r_u->status;
}
NTSTATUS _net_srv_pwset(pipes_struct *p, NET_Q_SRV_PWSET *q_u, NET_R_SRV_PWSET *r_u)
{
fstring remote_machine;
struct samu *sampass=NULL;
BOOL ret = False;
unsigned char pwd[16];
int i;
uint32 acct_ctrl;
DOM_CRED cred_out;
const uchar *old_pw;
DEBUG(5,("_net_srv_pwset: %d\n", __LINE__));
rpcstr_pull(remote_machine,q_u->clnt_id.login.uni_comp_name.buffer,
sizeof(remote_machine),q_u->clnt_id.login.uni_comp_name.uni_str_len*2,0);
if ( (lp_server_schannel() == True) && (p->auth.auth_type != PIPE_AUTH_TYPE_SCHANNEL) ) {
DEBUG(0,("_net_srv_pwset: client %s not using schannel for netlogon\n",
remote_machine ));
return NT_STATUS_ACCESS_DENIED;
}
if (!p->dc) {
become_root();
ret = secrets_restore_schannel_session_info(p->pipe_state_mem_ctx,
remote_machine,
&p->dc);
unbecome_root();
if (!ret) {
return NT_STATUS_INVALID_HANDLE;
}
}
if (!p->dc || !p->dc->authenticated) {
return NT_STATUS_INVALID_HANDLE;
}
DEBUG(3,("_net_srv_pwset: Server Password Set by remote machine:[%s] on account [%s]\n",
remote_machine, p->dc->mach_acct));
if (!creds_server_step(p->dc, &q_u->clnt_id.cred, &cred_out)) {
DEBUG(2,("_net_srv_pwset: creds_server_step failed. Rejecting auth "
"request from client %s machine account %s\n",
remote_machine, p->dc->mach_acct ));
return NT_STATUS_INVALID_PARAMETER;
}
sampass = samu_new( NULL );
if (!sampass) {
return NT_STATUS_NO_MEMORY;
}
become_root();
secrets_store_schannel_session_info(p->pipe_state_mem_ctx,
remote_machine,
p->dc);
ret = pdb_getsampwnam(sampass, p->dc->mach_acct);
unbecome_root();
if (!ret) {
TALLOC_FREE(sampass);
return NT_STATUS_ACCESS_DENIED;
}
acct_ctrl = pdb_get_acct_ctrl(sampass);
if (!(acct_ctrl & ACB_WSTRUST ||
acct_ctrl & ACB_SVRTRUST ||
acct_ctrl & ACB_DOMTRUST)) {
TALLOC_FREE(sampass);
return NT_STATUS_NO_SUCH_USER;
}
if (pdb_get_acct_ctrl(sampass) & ACB_DISABLED) {
TALLOC_FREE(sampass);
return NT_STATUS_ACCOUNT_DISABLED;
}
cred_hash3( pwd, q_u->pwd, p->dc->sess_key, 0);
DEBUG(100,("Server password set : new given value was :\n"));
for(i = 0; i < sizeof(pwd); i++)
DEBUG(100,("%02X ", pwd[i]));
DEBUG(100,("\n"));
if (lp_opendirectory()) {
tDirStatus dirStatus = eDSNullParameter;
become_root();
dirStatus =
opendirectory_set_workstation_nthash(p->dc->mach_acct, pwd);
unbecome_root();
DEBUG(2, ("_net_srv_pwset "
"opendirectory_set_workstation_nthash [%d]\n",
dirStatus));
if (dirStatus != eDSNoErr) {
TALLOC_FREE(sampass);
return NT_STATUS_UNSUCCESSFUL;
}
} else {
old_pw = pdb_get_nt_passwd(sampass);
if (old_pw && memcmp(pwd, old_pw, 16) == 0) {
ret = True;
} else {
if (!pdb_set_lanman_passwd(sampass, NULL, PDB_CHANGED)) {
TALLOC_FREE(sampass);
return NT_STATUS_NO_MEMORY;
}
if (!pdb_set_nt_passwd(sampass, pwd, PDB_CHANGED)) {
TALLOC_FREE(sampass);
return NT_STATUS_NO_MEMORY;
}
if (!pdb_set_pass_last_set_time(sampass, time(NULL), PDB_CHANGED)) {
TALLOC_FREE(sampass);
return NT_STATUS_UNSUCCESSFUL;
}
become_root();
r_u->status = pdb_update_sam_account(sampass);
unbecome_root();
}
}
init_net_r_srv_pwset(r_u, &cred_out, r_u->status);
TALLOC_FREE(sampass);
return r_u->status;
}
NTSTATUS _net_sam_logoff(pipes_struct *p, NET_Q_SAM_LOGOFF *q_u, NET_R_SAM_LOGOFF *r_u)
{
fstring remote_machine;
if ( (lp_server_schannel() == True) && (p->auth.auth_type != PIPE_AUTH_TYPE_SCHANNEL) ) {
DEBUG(0,("_net_sam_logoff: client %s not using schannel for netlogon\n",
get_remote_machine_name() ));
return NT_STATUS_ACCESS_DENIED;
}
if (!get_valid_user_struct(p->vuid))
return NT_STATUS_NO_SUCH_USER;
rpcstr_pull(remote_machine,q_u->sam_id.client.login.uni_comp_name.buffer,
sizeof(remote_machine),q_u->sam_id.client.login.uni_comp_name.uni_str_len*2,0);
if (!p->dc) {
BOOL ret;
become_root();
ret = secrets_restore_schannel_session_info(p->pipe_state_mem_ctx,
remote_machine,
&p->dc);
unbecome_root();
if (!ret) {
return NT_STATUS_INVALID_HANDLE;
}
}
if (!p->dc || !p->dc->authenticated) {
return NT_STATUS_INVALID_HANDLE;
}
r_u->buffer_creds = 1;
if (!creds_server_step(p->dc, &q_u->sam_id.client.cred, &r_u->srv_creds)) {
DEBUG(2,("_net_sam_logoff: creds_server_step failed. Rejecting auth "
"request from client %s machine account %s\n",
remote_machine, p->dc->mach_acct ));
return NT_STATUS_INVALID_PARAMETER;
}
become_root();
secrets_store_schannel_session_info(p->pipe_state_mem_ctx,
remote_machine,
p->dc);
unbecome_root();
r_u->status = NT_STATUS_OK;
return r_u->status;
}
static NTSTATUS nt_token_to_group_list(TALLOC_CTX *mem_ctx,
const DOM_SID *domain_sid,
size_t num_sids,
const DOM_SID *sids,
int *numgroups, DOM_GID **pgids)
{
int i;
*numgroups=0;
*pgids = NULL;
for (i=0; i<num_sids; i++) {
DOM_GID gid;
if (!sid_peek_check_rid(domain_sid, &sids[i], &gid.g_rid)) {
continue;
}
gid.attr = (SE_GROUP_MANDATORY|SE_GROUP_ENABLED_BY_DEFAULT|
SE_GROUP_ENABLED);
ADD_TO_ARRAY(mem_ctx, DOM_GID, gid, pgids, numgroups);
if (*pgids == NULL) {
return NT_STATUS_NO_MEMORY;
}
}
return NT_STATUS_OK;
}
static NTSTATUS _net_sam_logon_internal(pipes_struct *p,
NET_Q_SAM_LOGON *q_u,
NET_R_SAM_LOGON *r_u,
BOOL process_creds)
{
NTSTATUS status = NT_STATUS_OK;
NET_USER_INFO_3 *usr_info = NULL;
NET_ID_INFO_CTR *ctr = q_u->sam_id.ctr;
UNISTR2 *uni_samlogon_user = NULL;
UNISTR2 *uni_samlogon_domain = NULL;
UNISTR2 *uni_samlogon_workstation = NULL;
fstring nt_username, nt_domain, nt_workstation;
auth_usersupplied_info *user_info = NULL;
auth_serversupplied_info *server_info = NULL;
struct samu *sampw;
struct auth_context *auth_context = NULL;
if ( (lp_server_schannel() == True) && (p->auth.auth_type != PIPE_AUTH_TYPE_SCHANNEL) ) {
DEBUG(0,("_net_sam_logon_internal: client %s not using schannel for netlogon\n",
get_remote_machine_name() ));
return NT_STATUS_ACCESS_DENIED;
}
usr_info = TALLOC_P(p->mem_ctx, NET_USER_INFO_3);
if (!usr_info) {
return NT_STATUS_NO_MEMORY;
}
ZERO_STRUCTP(usr_info);
r_u->user = usr_info;
r_u->auth_resp = 1;
if (q_u->validation_level != 2 && q_u->validation_level != 3) {
DEBUG(0,("_net_sam_logon: bad validation_level value %d.\n", (int)q_u->validation_level ));
return NT_STATUS_ACCESS_DENIED;
}
r_u->switch_value = q_u->validation_level;
r_u->buffer_creds = 1;
if (!get_valid_user_struct(p->vuid))
return NT_STATUS_NO_SUCH_USER;
if (process_creds) {
fstring remote_machine;
rpcstr_pull(remote_machine,q_u->sam_id.client.login.uni_comp_name.buffer,
sizeof(remote_machine),q_u->sam_id.client.login.uni_comp_name.uni_str_len*2,0);
if (!p->dc) {
BOOL ret;
become_root();
ret = secrets_restore_schannel_session_info(p->pipe_state_mem_ctx,
remote_machine,
&p->dc);
unbecome_root();
if (!ret) {
return NT_STATUS_INVALID_HANDLE;
}
}
if (!p->dc || !p->dc->authenticated) {
return NT_STATUS_INVALID_HANDLE;
}
if (!creds_server_step(p->dc, &q_u->sam_id.client.cred, &r_u->srv_creds)) {
DEBUG(2,("_net_sam_logon: creds_server_step failed. Rejecting auth "
"request from client %s machine account %s\n",
remote_machine, p->dc->mach_acct ));
return NT_STATUS_INVALID_PARAMETER;
}
become_root();
secrets_store_schannel_session_info(p->pipe_state_mem_ctx,
remote_machine,
p->dc);
unbecome_root();
}
switch (q_u->sam_id.logon_level) {
case INTERACTIVE_LOGON_TYPE:
uni_samlogon_user = &ctr->auth.id1.uni_user_name;
uni_samlogon_domain = &ctr->auth.id1.uni_domain_name;
uni_samlogon_workstation = &ctr->auth.id1.uni_wksta_name;
DEBUG(3,("SAM Logon (Interactive). Domain:[%s]. ", lp_workgroup()));
break;
case NET_LOGON_TYPE:
uni_samlogon_user = &ctr->auth.id2.uni_user_name;
uni_samlogon_domain = &ctr->auth.id2.uni_domain_name;
uni_samlogon_workstation = &ctr->auth.id2.uni_wksta_name;
DEBUG(3,("SAM Logon (Network). Domain:[%s]. ", lp_workgroup()));
break;
default:
DEBUG(2,("SAM Logon: unsupported switch value\n"));
return NT_STATUS_INVALID_INFO_CLASS;
}
rpcstr_pull(nt_username,uni_samlogon_user->buffer,sizeof(nt_username),uni_samlogon_user->uni_str_len*2,0);
rpcstr_pull(nt_domain,uni_samlogon_domain->buffer,sizeof(nt_domain),uni_samlogon_domain->uni_str_len*2,0);
rpcstr_pull(nt_workstation,uni_samlogon_workstation->buffer,sizeof(nt_workstation),uni_samlogon_workstation->uni_str_len*2,0);
DEBUG(3,("User:[%s@%s] Requested Domain:[%s]\n", nt_username, nt_workstation, nt_domain));
fstrcpy(current_user_info.smb_name, nt_username);
sub_set_smb_name(nt_username);
DEBUG(5,("Attempting validation level %d for unmapped username %s.\n", q_u->sam_id.ctr->switch_value, nt_username));
status = NT_STATUS_OK;
switch (ctr->switch_value) {
case NET_LOGON_TYPE:
{
const char *wksname = nt_workstation;
if (!NT_STATUS_IS_OK(status = make_auth_context_fixed(&auth_context, ctr->auth.id2.lm_chal))) {
return status;
}
if (*wksname == '\\') wksname++;
if (*wksname == '\\') wksname++;
if (!make_user_info_netlogon_network(&user_info,
nt_username, nt_domain,
wksname,
ctr->auth.id2.param_ctrl,
ctr->auth.id2.lm_chal_resp.buffer,
ctr->auth.id2.lm_chal_resp.str_str_len,
ctr->auth.id2.nt_chal_resp.buffer,
ctr->auth.id2.nt_chal_resp.str_str_len)) {
status = NT_STATUS_NO_MEMORY;
}
break;
}
case INTERACTIVE_LOGON_TYPE:
{
const uint8 *chal;
if (!NT_STATUS_IS_OK(status = make_auth_context_subsystem(&auth_context))) {
return status;
}
chal = auth_context->get_ntlm_challenge(auth_context);
if (!make_user_info_netlogon_interactive(&user_info,
nt_username, nt_domain,
nt_workstation,
ctr->auth.id1.param_ctrl,
chal,
ctr->auth.id1.lm_owf.data,
ctr->auth.id1.nt_owf.data,
p->dc->sess_key)) {
status = NT_STATUS_NO_MEMORY;
}
break;
}
default:
DEBUG(2,("SAM Logon: unsupported switch value\n"));
return NT_STATUS_INVALID_INFO_CLASS;
}
if ( NT_STATUS_IS_OK(status) ) {
status = auth_context->check_ntlm_password(auth_context,
user_info, &server_info);
}
(auth_context->free)(&auth_context);
free_user_info(&user_info);
DEBUG(5, ("_net_sam_logon: check_password returned status %s\n",
nt_errstr(status)));
if (!NT_STATUS_IS_OK(status)) {
if ( NT_STATUS_EQUAL(status, NT_STATUS_NO_SUCH_USER)
&& !strequal(nt_domain, get_global_sam_name())
&& !is_trusted_domain(nt_domain) )
r_u->auth_resp = 0;
TALLOC_FREE(server_info);
return status;
}
if (server_info->guest) {
DEBUG(5,("_net_sam_logon: Attempted domain logon as GUEST "
"denied.\n"));
TALLOC_FREE(server_info);
return NT_STATUS_LOGON_FAILURE;
}
{
DOM_GID *gids = NULL;
const DOM_SID *user_sid = NULL;
DOM_SID domain_sid;
uint32 user_rid, group_rid;
int num_gids = 0;
pstring my_name;
unsigned char user_session_key[16];
unsigned char lm_session_key[16];
unsigned char pipe_session_key[16];
sampw = server_info->sam_account;
usr_info->ptr_user_info = 0;
user_sid = pdb_get_user_sid(sampw);
if ((user_sid == NULL)) {
DEBUG(1, ("_net_sam_logon: User without user SID\n"));
return NT_STATUS_UNSUCCESSFUL;
}
sid_copy(&domain_sid, user_sid);
sid_split_rid(&domain_sid, &user_rid);
if(server_info->login_server) {
pstrcpy(my_name, server_info->login_server);
} else {
pstrcpy(my_name, global_myname());
}
status = nt_token_to_group_list(p->mem_ctx, &domain_sid,
server_info->num_sids,
server_info->sids,
&num_gids, &gids);
if (!NT_STATUS_IS_OK(status)) {
return status;
}
if (server_info->user_session_key.length) {
memcpy(user_session_key,
server_info->user_session_key.data,
MIN(sizeof(user_session_key),
server_info->user_session_key.length));
if (process_creds) {
memcpy(pipe_session_key, p->dc->sess_key, 16);
} else {
if (p->auth.auth_type != PIPE_AUTH_TYPE_SCHANNEL || p->auth.a_u.schannel_auth == NULL) {
return NT_STATUS_INVALID_HANDLE;
}
memcpy(pipe_session_key, p->auth.a_u.schannel_auth->sess_key, 16);
}
SamOEMhash(user_session_key, pipe_session_key, 16);
memset(pipe_session_key, '\0', 16);
}
if (server_info->lm_session_key.length) {
memcpy(lm_session_key,
server_info->lm_session_key.data,
MIN(sizeof(lm_session_key),
server_info->lm_session_key.length));
if (process_creds) {
memcpy(pipe_session_key, p->dc->sess_key, 16);
} else {
if (p->auth.auth_type != PIPE_AUTH_TYPE_SCHANNEL || p->auth.a_u.schannel_auth == NULL) {
return NT_STATUS_INVALID_HANDLE;
}
memcpy(pipe_session_key, p->auth.a_u.schannel_auth->sess_key, 16);
}
SamOEMhash(lm_session_key, pipe_session_key, 16);
memset(pipe_session_key, '\0', 16);
}
init_net_user_info3(p->mem_ctx, usr_info,
user_rid,
group_rid,
pdb_get_username(sampw),
pdb_get_fullname(sampw),
pdb_get_homedir(sampw),
pdb_get_dir_drive(sampw),
pdb_get_logon_script(sampw),
pdb_get_profile_path(sampw),
pdb_get_logon_time(sampw),
get_time_t_max(),
get_time_t_max(),
pdb_get_pass_last_set_time(sampw),
pdb_get_pass_can_change_time(sampw),
pdb_get_pass_must_change_time(sampw),
0,
0,
num_gids,
gids ,
LOGON_EXTRA_SIDS,
pdb_get_acct_ctrl(sampw),
server_info->user_session_key.length ? user_session_key : NULL,
server_info->lm_session_key.length ? lm_session_key : NULL,
my_name ,
pdb_get_domain(sampw),
&domain_sid);
ZERO_STRUCT(user_session_key);
ZERO_STRUCT(lm_session_key);
}
TALLOC_FREE(server_info);
return status;
}
NTSTATUS _net_sam_logon(pipes_struct *p, NET_Q_SAM_LOGON *q_u, NET_R_SAM_LOGON *r_u)
{
return _net_sam_logon_internal(p, q_u, r_u, True);
}
NTSTATUS _net_sam_logon_ex(pipes_struct *p, NET_Q_SAM_LOGON_EX *q_u, NET_R_SAM_LOGON_EX *r_u)
{
NET_Q_SAM_LOGON q;
NET_R_SAM_LOGON r;
ZERO_STRUCT(q);
ZERO_STRUCT(r);
if (p->auth.auth_type != PIPE_AUTH_TYPE_SCHANNEL) {
DEBUG(0,("_net_sam_logon_ex: client %s not using schannel for netlogon\n",
get_remote_machine_name() ));
return NT_STATUS_INVALID_PARAMETER;
}
q.validation_level = q_u->validation_level;
q.sam_id.client.login = q_u->sam_id.client;
q.sam_id.logon_level = q_u->sam_id.logon_level;
q.sam_id.ctr = q_u->sam_id.ctr;
r_u->status = _net_sam_logon_internal(p, &q, &r, False);
if (!NT_STATUS_IS_OK(r_u->status)) {
return r_u->status;
}
r_u->switch_value = r.switch_value;
r_u->user = r.user;
r_u->auth_resp = r.auth_resp;
r_u->flags = 0;
return r_u->status;
}
#if 0
NTSTATUS _ds_enum_dom_trusts(pipes_struct *p, DS_Q_ENUM_DOM_TRUSTS *q_u,
DS_R_ENUM_DOM_TRUSTS *r_u)
{
NTSTATUS status = NT_STATUS_OK;
return status;
}
#endif