NTSTATUS net_make_ipc_connection_ex(struct net_context *c ,const char *domain,
const char *server,
struct sockaddr_storage *pss,
unsigned flags, struct cli_state **pcli)
{
char *server_name = NULL;
struct sockaddr_storage server_ss;
struct cli_state *cli = NULL;
NTSTATUS nt_status;
if ( !server || !pss ) {
if (!net_find_server(c, domain, flags, &server_ss,
&server_name)) {
d_fprintf(stderr, _("Unable to find a suitable server "
"for domain %s\n"), domain);
nt_status = NT_STATUS_UNSUCCESSFUL;
goto done;
}
} else {
server_name = SMB_STRDUP( server );
server_ss = *pss;
}
if (flags & NET_FLAGS_ANONYMOUS) {
nt_status = connect_to_ipc_anonymous(c, &cli, &server_ss,
server_name);
} else {
nt_status = connect_to_ipc(c, &cli, &server_ss,
server_name);
}
/* store the server in the affinity cache if it was a PDC */
if ( (flags & NET_FLAGS_PDC) && NT_STATUS_IS_OK(nt_status) )
saf_store( cli->server_domain, cli->desthost );
SAFE_FREE(server_name);
if (!NT_STATUS_IS_OK(nt_status)) {
d_fprintf(stderr, _("Connection failed: %s\n"),
nt_errstr(nt_status));
cli = NULL;
} else if (c->opt_request_timeout) {
cli_set_timeout(cli, c->opt_request_timeout * 1000);
}
done:
if (pcli != NULL) {
*pcli = cli;
}
return nt_status;
}
struct cli_state *net_make_ipc_connection_ex( const char *domain, const char *server,
struct in_addr *ip, unsigned flags)
{
char *server_name = NULL;
struct in_addr server_ip;
struct cli_state *cli = NULL;
NTSTATUS nt_status = NT_STATUS_UNSUCCESSFUL;
if ( !server || !ip ) {
if (!net_find_server(domain, flags, &server_ip, &server_name)) {
d_fprintf(stderr, "Unable to find a suitable server\n");
return NULL;
}
} else {
server_name = SMB_STRDUP( server );
server_ip = *ip;
}
if (opt_user_name) {
nt_status = connect_to_ipc(&cli, &server_ip, server_name);
if (NT_STATUS_IS_OK(nt_status)) {
goto connected;
}
}
if (flags & NET_FLAGS_ANONYMOUS) {
nt_status = connect_to_ipc_anonymous(&cli, &server_ip, server_name);
if (NT_STATUS_IS_OK(nt_status)) {
goto connected;
}
}
SAFE_FREE(server_name);
d_fprintf(stderr, "Connection failed: %s\n",
nt_errstr(nt_status));
return NULL;
connected:
/* store the server in the affinity cache if it was a PDC */
if ( (flags & NET_FLAGS_PDC) && NT_STATUS_IS_OK(nt_status) )
saf_store( cli->server_domain, cli->desthost );
return cli;
}
static NTSTATUS domain_client_validate(TALLOC_CTX *mem_ctx,
const struct auth_usersupplied_info *user_info,
const char *domain,
uchar chal[8],
struct auth_serversupplied_info **server_info,
const char *dc_name,
const struct sockaddr_storage *dc_ss)
{
TALLOC_CTX *frame = talloc_stackframe();
struct netr_SamInfo3 *info3 = NULL;
struct cli_state *cli = NULL;
struct rpc_pipe_client *netlogon_pipe = NULL;
struct netlogon_creds_cli_context *netlogon_creds = NULL;
NTSTATUS nt_status = NT_STATUS_NO_LOGON_SERVERS;
int i;
uint8_t authoritative = 0;
uint32_t flags = 0;
/*
* At this point, smb_apasswd points to the lanman response to
* the challenge in local_challenge, and smb_ntpasswd points to
* the NT response to the challenge in local_challenge. Ship
* these over the secure channel to a domain controller and
* see if they were valid.
*/
/* rety loop for robustness */
for (i = 0; !NT_STATUS_IS_OK(nt_status) && (i < 3); i++) {
nt_status = connect_to_domain_password_server(&cli,
domain,
dc_name,
dc_ss,
&netlogon_pipe,
frame,
&netlogon_creds);
}
if ( !NT_STATUS_IS_OK(nt_status) ) {
DEBUG(0,("domain_client_validate: Domain password server not available.\n"));
TALLOC_FREE(frame);
if (NT_STATUS_EQUAL(nt_status, NT_STATUS_ACCESS_DENIED)) {
return NT_STATUS_TRUSTED_RELATIONSHIP_FAILURE;
}
return nt_status;
}
/* store a successful connection */
saf_store(domain, dc_name);
/*
* If this call succeeds, we now have lots of info about the user
* in the info3 structure.
*/
nt_status = rpccli_netlogon_network_logon(netlogon_creds,
netlogon_pipe->binding_handle,
mem_ctx,
user_info->logon_parameters, /* flags such as 'allow workstation logon' */
user_info->client.account_name, /* user name logging on. */
user_info->client.domain_name, /* domain name */
user_info->workstation_name, /* workstation name */
chal, /* 8 byte challenge. */
user_info->password.response.lanman, /* lanman 24 byte response */
user_info->password.response.nt, /* nt 24 byte response */
&authoritative,
&flags,
&info3); /* info3 out */
/* Let go as soon as possible so we avoid any potential deadlocks
with winbind lookup up users or groups. */
TALLOC_FREE(mutex);
if (!NT_STATUS_IS_OK(nt_status)) {
DEBUG(0,("domain_client_validate: unable to validate password "
"for user %s in domain %s to Domain controller %s. "
"Error was %s.\n", user_info->client.account_name,
user_info->client.domain_name, dc_name,
nt_errstr(nt_status)));
/* map to something more useful */
if (NT_STATUS_EQUAL(nt_status, NT_STATUS_UNSUCCESSFUL)) {
nt_status = NT_STATUS_NO_LOGON_SERVERS;
}
} else {
nt_status = make_server_info_info3(mem_ctx,
user_info->client.account_name,
domain,
server_info,
info3);
if (NT_STATUS_IS_OK(nt_status)) {
(*server_info)->nss_token |= user_info->was_mapped;
netsamlogon_cache_store(user_info->client.account_name, info3);
TALLOC_FREE(info3);
}
}
/* Note - once the cli stream is shutdown the mem_ctx used
to allocate the other_sids and gids structures has been deleted - so
these pointers are no longer valid..... */
cli_shutdown(cli);
TALLOC_FREE(frame);
return nt_status;
}
