#include "secrets.h"
#include "passdb.h"
#include "libsmb/libsmb.h"
+#include "libcli/auth/netlogon_creds_cli.h"
+#include "libsmb/samlogon_cache.h"
#undef DBGC_CLASS
#define DBGC_CLASS DBGC_AUTH
-extern bool global_machine_password_needs_changing;
static struct named_mutex *mutex;
-/*
- * Change machine password (called from main loop
- * idle timeout. Must be done as root.
- */
-
-void attempt_machine_password_change(void)
-{
- unsigned char trust_passwd_hash[16];
- time_t lct;
- void *lock;
-
- if (!global_machine_password_needs_changing) {
- return;
- }
-
- if (lp_security() != SEC_DOMAIN) {
- return;
- }
-
- /*
- * We're in domain level security, and the code that
- * read the machine password flagged that the machine
- * password needs changing.
- */
-
- /*
- * First, open the machine password file with an exclusive lock.
- */
-
- lock = secrets_get_trust_account_lock(NULL, lp_workgroup());
-
- if (lock == NULL) {
- DEBUG(0,("attempt_machine_password_change: unable to lock "
- "the machine account password for machine %s in "
- "domain %s.\n",
- global_myname(), lp_workgroup() ));
- return;
- }
-
- if(!secrets_fetch_trust_account_password(lp_workgroup(),
- trust_passwd_hash, &lct, NULL)) {
- DEBUG(0,("attempt_machine_password_change: unable to read the "
- "machine account password for %s in domain %s.\n",
- global_myname(), lp_workgroup()));
- TALLOC_FREE(lock);
- return;
- }
-
- /*
- * Make sure someone else hasn't already done this.
- */
-
- if(time(NULL) < lct + lp_machine_password_timeout()) {
- global_machine_password_needs_changing = false;
- TALLOC_FREE(lock);
- return;
- }
-
- /* always just contact the PDC here */
-
- change_trust_account_password( lp_workgroup(), NULL);
- global_machine_password_needs_changing = false;
- TALLOC_FREE(lock);
-}
-
/**
* Connect to a remote server for (inter)domain security authenticaion.
*
*
**/
-static NTSTATUS connect_to_domain_password_server(struct cli_state **cli,
+static NTSTATUS connect_to_domain_password_server(struct cli_state **cli_ret,
const char *domain,
const char *dc_name,
- struct sockaddr_storage *dc_ss,
- struct rpc_pipe_client **pipe_ret)
+ const struct sockaddr_storage *dc_ss,
+ struct rpc_pipe_client **pipe_ret,
+ TALLOC_CTX *mem_ctx,
+ struct netlogon_creds_cli_context **creds_ret)
{
- NTSTATUS result;
+ TALLOC_CTX *frame = talloc_stackframe();
+ struct messaging_context *msg_ctx = server_messaging_context();
+ NTSTATUS result;
+ struct cli_state *cli = NULL;
struct rpc_pipe_client *netlogon_pipe = NULL;
+ struct netlogon_creds_cli_context *netlogon_creds = NULL;
- *cli = NULL;
-
+ *cli_ret = NULL;
*pipe_ret = NULL;
+ *creds_ret = NULL;
/* TODO: Send a SAMLOGON request to determine whether this is a valid
logonserver. We can avoid a 30-second timeout if the DC is down
mutex = grab_named_mutex(NULL, dc_name, 10);
if (mutex == NULL) {
+ TALLOC_FREE(frame);
return NT_STATUS_NO_LOGON_SERVERS;
}
/* Attempt connection */
- result = cli_full_connection(cli, global_myname(), dc_name, dc_ss, 0,
- "IPC$", "IPC", "", "", "", 0, Undefined);
+ result = cli_full_connection(&cli, lp_netbios_name(), dc_name, dc_ss, 0,
+ "IPC$", "IPC", "", "", "", 0, SMB_SIGNING_IPC_DEFAULT);
if (!NT_STATUS_IS_OK(result)) {
/* map to something more useful */
result = NT_STATUS_NO_LOGON_SERVERS;
}
- if (*cli) {
- cli_shutdown(*cli);
- *cli = NULL;
- }
-
TALLOC_FREE(mutex);
+ TALLOC_FREE(frame);
return result;
}
* We now have an anonymous connection to IPC$ on the domain password server.
*/
- /*
- * Even if the connect succeeds we need to setup the netlogon
- * pipe here. We do this as we may just have changed the domain
- * account password on the PDC and yet we may be talking to
- * a BDC that doesn't have this replicated yet. In this case
- * a successful connect to a DC needs to take the netlogon connect
- * into account also. This patch from "Bjart Kvarme" <bjart.kvarme@usit.uio.no>.
- */
-
- /* open the netlogon pipe. */
- if (lp_client_schannel()) {
- /* We also setup the creds chain in the open_schannel call. */
- result = cli_rpc_pipe_open_schannel(
- *cli, &ndr_table_netlogon.syntax_id, NCACN_NP,
- DCERPC_AUTH_LEVEL_PRIVACY, domain, &netlogon_pipe);
- } else {
- result = cli_rpc_pipe_open_noauth(
- *cli, &ndr_table_netlogon.syntax_id, &netlogon_pipe);
- }
-
+ result = cli_rpc_pipe_open_schannel(cli,
+ msg_ctx,
+ &ndr_table_netlogon,
+ NCACN_NP,
+ domain,
+ &netlogon_pipe,
+ frame,
+ &netlogon_creds);
if (!NT_STATUS_IS_OK(result)) {
- DEBUG(0,("connect_to_domain_password_server: unable to open the domain client session to \
-machine %s. Error was : %s.\n", dc_name, nt_errstr(result)));
- cli_shutdown(*cli);
- *cli = NULL;
- TALLOC_FREE(mutex);
- return result;
- }
-
- if (!lp_client_schannel()) {
- /* We need to set up a creds chain on an unauthenticated netlogon pipe. */
- uint32_t neg_flags = NETLOGON_NEG_AUTH2_ADS_FLAGS;
- enum netr_SchannelType sec_chan_type = 0;
- unsigned char machine_pwd[16];
- const char *account_name;
-
- if (!get_trust_pw_hash(domain, machine_pwd, &account_name,
- &sec_chan_type))
- {
- DEBUG(0, ("connect_to_domain_password_server: could not fetch "
- "trust account password for domain '%s'\n",
- domain));
- cli_shutdown(*cli);
- *cli = NULL;
- TALLOC_FREE(mutex);
- return NT_STATUS_CANT_ACCESS_DOMAIN_INFO;
- }
-
- result = rpccli_netlogon_setup_creds(netlogon_pipe,
- dc_name, /* server name */
- domain, /* domain */
- global_myname(), /* client name */
- account_name, /* machine account name */
- machine_pwd,
- sec_chan_type,
- &neg_flags);
-
- if (!NT_STATUS_IS_OK(result)) {
- cli_shutdown(*cli);
- *cli = NULL;
- TALLOC_FREE(mutex);
- return result;
- }
- }
-
- if(!netlogon_pipe) {
- DEBUG(0,("connect_to_domain_password_server: unable to open the domain client session to \
-machine %s. Error was : %s.\n", dc_name, cli_errstr(*cli)));
- cli_shutdown(*cli);
- *cli = NULL;
+ DEBUG(0,("connect_to_domain_password_server: "
+ "unable to open the domain client session to "
+ "machine %s. Error was : %s.\n",
+ dc_name, nt_errstr(result)));
+ cli_shutdown(cli);
TALLOC_FREE(mutex);
+ TALLOC_FREE(frame);
return NT_STATUS_NO_LOGON_SERVERS;
}
/* We exit here with the mutex *locked*. JRA */
+ *cli_ret = cli;
*pipe_ret = netlogon_pipe;
+ *creds_ret = talloc_move(mem_ctx, &netlogon_creds);
+ TALLOC_FREE(frame);
return NT_STATUS_OK;
}
uchar chal[8],
struct auth_serversupplied_info **server_info,
const char *dc_name,
- struct sockaddr_storage *dc_ss)
+ 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
domain,
dc_name,
dc_ss,
- &netlogon_pipe);
+ &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;
}
/* store a successful connection */
- saf_store( domain, cli->desthost );
+ 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_sam_network_logon(netlogon_pipe,
- mem_ctx,
- user_info->logon_parameters, /* flags such as 'allow workstation logon' */
- dc_name, /* server name */
- 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. */
- 3, /* validation level */
- user_info->password.response.lanman, /* lanman 24 byte response */
- user_info->password.response.nt, /* nt 24 byte response */
- &info3); /* info3 out */
+ 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. */
if (NT_STATUS_EQUAL(nt_status, NT_STATUS_UNSUCCESSFUL)) {
nt_status = NT_STATUS_NO_LOGON_SERVERS;
}
+ if (NT_STATUS_EQUAL(nt_status, NT_STATUS_NO_SUCH_USER) &&
+ (authoritative == 0)) {
+ nt_status = NT_STATUS_NOT_IMPLEMENTED;
+ }
} else {
nt_status = make_server_info_info3(mem_ctx,
user_info->client.account_name,
these pointers are no longer valid..... */
cli_shutdown(cli);
+ TALLOC_FREE(frame);
return nt_status;
}
struct auth_serversupplied_info **server_info)
{
NTSTATUS nt_status = NT_STATUS_LOGON_FAILURE;
- unsigned char trust_md4_password[16];
- char *trust_password;
fstring dc_name;
struct sockaddr_storage dc_ss;
if ( !is_trusted_domain( user_info->mapped.domain_name ) )
return NT_STATUS_NOT_IMPLEMENTED;
- /*
- * Get the trusted account password for the trusted domain
- * No need to become_root() as secrets_init() is done at startup.
- */
-
- if (!pdb_get_trusteddom_pw(user_info->mapped.domain_name, &trust_password,
- NULL, NULL)) {
- DEBUG(0, ("check_trustdomain_security: could not fetch trust "
- "account password for domain %s\n",
- user_info->mapped.domain_name));
- return NT_STATUS_CANT_ACCESS_DOMAIN_INFO;
- }
-
-#ifdef DEBUG_PASSWORD
- DEBUG(100, ("Trust password for domain %s is %s\n", user_info->mapped.domain_name,
- trust_password));
-#endif
- E_md4hash(trust_password, trust_md4_password);
- SAFE_FREE(trust_password);
-
-#if 0
- /* Test if machine password is expired and need to be changed */
- if (time(NULL) > last_change_time + (time_t)lp_machine_password_timeout())
- {
- global_machine_password_needs_changing = True;
- }
-#endif
-
/* use get_dc_name() for consistency even through we know that it will be
a netbios name */
return NT_STATUS_OK;
}
-NTSTATUS auth_domain_init(void)
+NTSTATUS auth_domain_init(TALLOC_CTX *mem_ctx)
{
smb_register_auth(AUTH_INTERFACE_VERSION, "trustdomain", auth_init_trustdomain);
smb_register_auth(AUTH_INTERFACE_VERSION, "ntdomain", auth_init_ntdomain);