#include "includes.h"
#include "winbindd.h"
#include "../libcli/auth/libcli_auth.h"
+#include "../librpc/gen_ndr/cli_netlogon.h"
+#include "rpc_client/cli_netlogon.h"
+#include "../librpc/gen_ndr/cli_samr.h"
+#include "../librpc/gen_ndr/cli_lsa.h"
+#include "rpc_client/cli_lsarpc.h"
+#include "../librpc/gen_ndr/cli_dssetup.h"
+#include "libads/sitename_cache.h"
+#include "librpc/gen_ndr/messaging.h"
+#include "libsmb/clidgram.h"
+#include "ads.h"
+#include "secrets.h"
#undef DBGC_CLASS
#define DBGC_CLASS DBGC_WINBIND
pid_t parent_pid = sys_getpid();
char *lfile = NULL;
- /* Stop zombies */
- CatchChild();
-
if (domain->dc_probe_pid != (pid_t)-1) {
/*
* We might already have a DC probe
return;
}
- /* If we're in statup mode, check again in 10 seconds, not in
+ /* If we're in startup mode, check again in 10 seconds, not in
lp_winbind_reconnect_delay() seconds (which is 30 seconds by default). */
calc_new_online_timeout_check(domain);
return;
}
+ if (domain->internal) {
+ DEBUG(10, ("set_domain_online_request: Internal domains are "
+ "always online\n"));
+ return;
+ }
+
/* We've been told it's safe to go online and
try and connect to a DC. But I don't believe it
because network manager seems to lie.
DEBUG(10,("rpccli_netr_GetAnyDCName returned %s\n", dcname));
- if (!resolve_name(dcname, dc_ss, 0x20)) {
+ if (!resolve_name(dcname, dc_ss, 0x20, true)) {
return False;
}
peeraddr_len = sizeof(peeraddr);
- if ((getpeername((*cli)->fd, &peeraddr, &peeraddr_len) != 0) ||
- (peeraddr_len != sizeof(struct sockaddr_in)) ||
- (peeraddr_in->sin_family != PF_INET))
- {
- DEBUG(0,("cm_prepare_connection: %s\n", strerror(errno)));
+ if ((getpeername((*cli)->fd, &peeraddr, &peeraddr_len) != 0)) {
+ DEBUG(0,("cm_prepare_connection: getpeername failed with: %s\n",
+ strerror(errno)));
+ result = NT_STATUS_UNSUCCESSFUL;
+ goto done;
+ }
+
+ if ((peeraddr_len != sizeof(struct sockaddr_in))
+#ifdef HAVE_IPV6
+ && (peeraddr_len != sizeof(struct sockaddr_in6))
+#endif
+ ) {
+ DEBUG(0,("cm_prepare_connection: got unexpected peeraddr len %d\n",
+ peeraddr_len));
+ result = NT_STATUS_UNSUCCESSFUL;
+ goto done;
+ }
+
+ if ((peeraddr_in->sin_family != PF_INET)
+#ifdef HAVE_IPV6
+ && (peeraddr_in->sin_family != PF_INET6)
+#endif
+ ) {
+ DEBUG(0,("cm_prepare_connection: got unexpected family %d\n",
+ peeraddr_in->sin_family));
result = NT_STATUS_UNSUCCESSFUL;
goto done;
}
machine_krb5_principal,
machine_password,
lp_workgroup(),
- domain->name);
+ domain->alt_name);
if (!ADS_ERR_OK(ads_status)) {
DEBUG(4,("failed kerberos session setup with %s\n",
create_local_private_krb5_conf_for_domain(domain->alt_name,
domain->name,
sitename,
- pss);
+ pss,
+ name);
SAFE_FREE(sitename);
} else {
create_local_private_krb5_conf_for_domain(domain->alt_name,
domain->name,
NULL,
- pss);
+ pss,
+ name);
}
winbindd_set_locator_kdc_envs(domain);
}
/* we have to check the server affinity cache here since
- later we selecte a DC based on response time and not preference */
+ later we select a DC based on response time and not preference */
/* Check the negative connection cache
before talking to it. It going down may have
if (*domain->dcname
&& NT_STATUS_IS_OK(check_negative_conn_cache( domain->name, domain->dcname))
- && (resolve_name(domain->dcname, &domain->dcaddr, 0x20)))
+ && (resolve_name(domain->dcname, &domain->dcaddr, 0x20, true)))
{
struct sockaddr_storage *addrs = NULL;
int num_addrs = 0;
}
if (conn->samr_pipe != NULL) {
+ if (is_valid_policy_hnd(&conn->sam_connect_handle)) {
+ rpccli_samr_Close(conn->samr_pipe, talloc_tos(),
+ &conn->sam_connect_handle);
+ }
TALLOC_FREE(conn->samr_pipe);
/* Ok, it must be dead. Drop timeout to 0.5 sec. */
if (conn->cli) {
}
if (conn->lsa_pipe != NULL) {
+ if (is_valid_policy_hnd(&conn->lsa_policy)) {
+ rpccli_lsa_Close(conn->lsa_pipe, talloc_tos(),
+ &conn->lsa_policy);
+ }
TALLOC_FREE(conn->lsa_pipe);
/* Ok, it must be dead. Drop timeout to 0.5 sec. */
if (conn->cli) {
}
}
+ if (conn->lsa_pipe_tcp != NULL) {
+ if (is_valid_policy_hnd(&conn->lsa_policy)) {
+ rpccli_lsa_Close(conn->lsa_pipe, talloc_tos(),
+ &conn->lsa_policy);
+ }
+ TALLOC_FREE(conn->lsa_pipe_tcp);
+ /* Ok, it must be dead. Drop timeout to 0.5 sec. */
+ if (conn->cli) {
+ cli_set_timeout(conn->cli, 500);
+ }
+ }
+
if (conn->netlogon_pipe != NULL) {
TALLOC_FREE(conn->netlogon_pipe);
/* Ok, it must be dead. Drop timeout to 0.5 sec. */
struct winbindd_domain *domain;
for (domain = domain_list(); domain; domain = domain->next) {
- if (domain->conn.cli == NULL)
- continue;
+ struct cli_state *cli = domain->conn.cli;
- if (domain->conn.cli->fd == -1)
- continue;
+ /*
+ * first close the low level SMB TCP connection
+ * so that we don't generate any SMBclose
+ * requests in invalidate_cm_connection()
+ */
+ if (cli && cli->fd != -1) {
+ close(domain->conn.cli->fd);
+ domain->conn.cli->fd = -1;
+ }
- close(domain->conn.cli->fd);
- domain->conn.cli->fd = -1;
+ invalidate_cm_connection(&domain->conn);
}
}
static bool connection_ok(struct winbindd_domain *domain)
{
- if (domain->conn.cli == NULL) {
- DEBUG(8, ("connection_ok: Connection to %s for domain %s has NULL "
- "cli!\n", domain->dcname, domain->name));
- return False;
- }
-
- if (!domain->conn.cli->initialised) {
- DEBUG(3, ("connection_ok: Connection to %s for domain %s was never "
- "initialised!\n", domain->dcname, domain->name));
- return False;
- }
+ bool ok;
- if (domain->conn.cli->fd == -1) {
- DEBUG(3, ("connection_ok: Connection to %s for domain %s has died or was "
- "never started (fd == -1)\n",
+ ok = cli_state_is_connected(domain->conn.cli);
+ if (!ok) {
+ DEBUG(3, ("connection_ok: Connection to %s for domain %s is not connected\n",
domain->dcname, domain->name));
return False;
}
return NT_STATUS_OK;
}
+ if (!winbindd_can_contact_domain(domain)) {
+ invalidate_cm_connection(&domain->conn);
+ domain->initialized = True;
+ return NT_STATUS_OK;
+ }
+
if (connection_ok(domain)) {
if (!domain->initialized) {
set_dc_type_and_flags(domain);
NTSTATUS init_dc_connection(struct winbindd_domain *domain)
{
+ if (domain->internal) {
+ return NT_STATUS_CANT_ACCESS_DOMAIN_INFO;
+ }
+
if (domain->initialized && !domain->online) {
/* We check for online status elsewhere. */
return NT_STATUS_DOMAIN_CONTROLLER_NOT_FOUND;
return init_dc_connection_network(domain);
}
+static NTSTATUS init_dc_connection_rpc(struct winbindd_domain *domain)
+{
+ NTSTATUS status;
+
+ status = init_dc_connection(domain);
+ if (!NT_STATUS_IS_OK(status)) {
+ return status;
+ }
+
+ if (!domain->internal && domain->conn.cli == NULL) {
+ /* happens for trusted domains without inbound trust */
+ return NT_STATUS_TRUSTED_DOMAIN_FAILURE;
+ }
+
+ return NT_STATUS_OK;
+}
+
/******************************************************************************
Set the trust flags (direction and forest location) for a domain
******************************************************************************/
domain->initialized = True;
- if ( !winbindd_can_contact_domain( domain) )
- domain->internal = True;
-
break;
}
}
DEBUG(5,("set_dc_type_and_flags_connect: domain %s is %srunning active directory.\n",
domain->name, domain->active_directory ? "" : "NOT "));
+ domain->can_do_ncacn_ip_tcp = domain->active_directory;
+
TALLOC_FREE(cli);
TALLOC_FREE(mem_ctx);
/**********************************************************************
***********************************************************************/
-static bool cm_get_schannel_creds(struct winbindd_domain *domain,
+static NTSTATUS cm_get_schannel_creds(struct winbindd_domain *domain,
struct netlogon_creds_CredentialState **ppdc)
{
- NTSTATUS result;
+ NTSTATUS result = NT_STATUS_UNSUCCESSFUL;
struct rpc_pipe_client *netlogon_pipe;
if (lp_client_schannel() == False) {
- return False;
+ return NT_STATUS_CANT_ACCESS_DOMAIN_INFO;;
}
result = cm_connect_netlogon(domain, &netlogon_pipe);
if (!NT_STATUS_IS_OK(result)) {
- return False;
+ return result;
}
/* Return a pointer to the struct netlogon_creds_CredentialState from the
netlogon pipe. */
if (!domain->conn.netlogon_pipe->dc) {
- return false;
+ return NT_STATUS_INTERNAL_ERROR; /* This shouldn't happen. */
}
*ppdc = domain->conn.netlogon_pipe->dc;
- return True;
+ return NT_STATUS_OK;
}
NTSTATUS cm_connect_sam(struct winbindd_domain *domain, TALLOC_CTX *mem_ctx,
char *machine_account = NULL;
char *domain_name = NULL;
- result = init_dc_connection(domain);
+ if (sid_check_is_domain(&domain->sid)) {
+ return open_internal_samr_conn(mem_ctx, domain, cli, sam_handle);
+ }
+
+ result = init_dc_connection_rpc(domain);
if (!NT_STATUS_IS_OK(result)) {
return result;
}
conn = &domain->conn;
- if (conn->samr_pipe != NULL) {
+ if (rpccli_is_connected(conn->samr_pipe)) {
goto done;
}
+ TALLOC_FREE(conn->samr_pipe);
/*
* No SAMR pipe yet. Attempt to get an NTLMSSP SPNEGO authenticated
authenticated SAMR pipe with sign & seal. */
result = cli_rpc_pipe_open_spnego_ntlmssp(conn->cli,
&ndr_table_samr.syntax_id,
- PIPE_AUTH_LEVEL_PRIVACY,
+ NCACN_NP,
+ DCERPC_AUTH_LEVEL_PRIVACY,
domain_name,
machine_account,
machine_password,
/* Fall back to schannel if it's a W2K pre-SP1 box. */
- if (!cm_get_schannel_creds(domain, &p_creds)) {
+ result = cm_get_schannel_creds(domain, &p_creds);
+ if (!NT_STATUS_IS_OK(result)) {
/* If this call fails - conn->cli can now be NULL ! */
DEBUG(10, ("cm_connect_sam: Could not get schannel auth info "
- "for domain %s, trying anon\n", domain->name));
+ "for domain %s (error %s), trying anon\n",
+ domain->name,
+ nt_errstr(result) ));
goto anonymous;
}
result = cli_rpc_pipe_open_schannel_with_key
- (conn->cli, &ndr_table_samr.syntax_id, PIPE_AUTH_LEVEL_PRIVACY,
+ (conn->cli, &ndr_table_samr.syntax_id, NCACN_NP,
+ DCERPC_AUTH_LEVEL_PRIVACY,
domain->name, &p_creds, &conn->samr_pipe);
if (!NT_STATUS_IS_OK(result)) {
done:
- if (!NT_STATUS_IS_OK(result)) {
+ if (NT_STATUS_EQUAL(result, NT_STATUS_ACCESS_DENIED)) {
+ /*
+ * if we got access denied, we might just have no access rights
+ * to talk to the remote samr server server (e.g. when we are a
+ * PDC and we are connecting a w2k8 pdc via an interdomain
+ * trust). In that case do not invalidate the whole connection
+ * stack
+ */
+ TALLOC_FREE(conn->samr_pipe);
+ ZERO_STRUCT(conn->sam_domain_handle);
+ return result;
+ } else if (!NT_STATUS_IS_OK(result)) {
invalidate_cm_connection(conn);
return result;
}
return result;
}
+/**********************************************************************
+ open an schanneld ncacn_ip_tcp connection to LSA
+***********************************************************************/
+
+NTSTATUS cm_connect_lsa_tcp(struct winbindd_domain *domain,
+ TALLOC_CTX *mem_ctx,
+ struct rpc_pipe_client **cli)
+{
+ struct winbindd_cm_conn *conn;
+ struct netlogon_creds_CredentialState *creds;
+ NTSTATUS status;
+
+ DEBUG(10,("cm_connect_lsa_tcp\n"));
+
+ status = init_dc_connection_rpc(domain);
+ if (!NT_STATUS_IS_OK(status)) {
+ return status;
+ }
+
+ conn = &domain->conn;
+
+ if (conn->lsa_pipe_tcp &&
+ conn->lsa_pipe_tcp->transport->transport == NCACN_IP_TCP &&
+ conn->lsa_pipe_tcp->auth->auth_level == DCERPC_AUTH_LEVEL_PRIVACY &&
+ rpccli_is_connected(conn->lsa_pipe_tcp)) {
+ goto done;
+ }
+
+ TALLOC_FREE(conn->lsa_pipe_tcp);
+
+ status = cm_get_schannel_creds(domain, &creds);
+ if (!NT_STATUS_IS_OK(status)) {
+ goto done;
+ }
+
+ status = cli_rpc_pipe_open_schannel_with_key(conn->cli,
+ &ndr_table_lsarpc.syntax_id,
+ NCACN_IP_TCP,
+ DCERPC_AUTH_LEVEL_PRIVACY,
+ domain->name,
+ &creds,
+ &conn->lsa_pipe_tcp);
+ if (!NT_STATUS_IS_OK(status)) {
+ DEBUG(10,("cli_rpc_pipe_open_schannel_with_key failed: %s\n",
+ nt_errstr(status)));
+ goto done;
+ }
+
+ done:
+ if (!NT_STATUS_IS_OK(status)) {
+ TALLOC_FREE(conn->lsa_pipe_tcp);
+ return status;
+ }
+
+ *cli = conn->lsa_pipe_tcp;
+
+ return status;
+}
+
NTSTATUS cm_connect_lsa(struct winbindd_domain *domain, TALLOC_CTX *mem_ctx,
struct rpc_pipe_client **cli, struct policy_handle *lsa_policy)
{
NTSTATUS result = NT_STATUS_UNSUCCESSFUL;
struct netlogon_creds_CredentialState *p_creds;
- result = init_dc_connection(domain);
+ result = init_dc_connection_rpc(domain);
if (!NT_STATUS_IS_OK(result))
return result;
conn = &domain->conn;
- if (conn->lsa_pipe != NULL) {
+ if (rpccli_is_connected(conn->lsa_pipe)) {
goto done;
}
+ TALLOC_FREE(conn->lsa_pipe);
+
if ((conn->cli->user_name[0] == '\0') ||
(conn->cli->domain[0] == '\0') ||
(conn->cli->password == NULL || conn->cli->password[0] == '\0')) {
/* We have an authenticated connection. Use a NTLMSSP SPNEGO
* authenticated LSA pipe with sign & seal. */
result = cli_rpc_pipe_open_spnego_ntlmssp
- (conn->cli, &ndr_table_lsarpc.syntax_id,
- PIPE_AUTH_LEVEL_PRIVACY,
+ (conn->cli, &ndr_table_lsarpc.syntax_id, NCACN_NP,
+ DCERPC_AUTH_LEVEL_PRIVACY,
conn->cli->domain, conn->cli->user_name, conn->cli->password,
&conn->lsa_pipe);
/* Fall back to schannel if it's a W2K pre-SP1 box. */
- if (!cm_get_schannel_creds(domain, &p_creds)) {
+ result = cm_get_schannel_creds(domain, &p_creds);
+ if (!NT_STATUS_IS_OK(result)) {
/* If this call fails - conn->cli can now be NULL ! */
DEBUG(10, ("cm_connect_lsa: Could not get schannel auth info "
- "for domain %s, trying anon\n", domain->name));
+ "for domain %s (error %s), trying anon\n",
+ domain->name,
+ nt_errstr(result) ));
goto anonymous;
}
result = cli_rpc_pipe_open_schannel_with_key
- (conn->cli, &ndr_table_lsarpc.syntax_id,
- PIPE_AUTH_LEVEL_PRIVACY,
+ (conn->cli, &ndr_table_lsarpc.syntax_id, NCACN_NP,
+ DCERPC_AUTH_LEVEL_PRIVACY,
domain->name, &p_creds, &conn->lsa_pipe);
if (!NT_STATUS_IS_OK(result)) {
uint32_t neg_flags = NETLOGON_NEG_AUTH2_ADS_FLAGS;
uint8 mach_pwd[16];
- uint32 sec_chan_type;
+ enum netr_SchannelType sec_chan_type;
const char *account_name;
struct rpc_pipe_client *netlogon_pipe = NULL;
*cli = NULL;
- result = init_dc_connection(domain);
+ result = init_dc_connection_rpc(domain);
if (!NT_STATUS_IS_OK(result)) {
return result;
}
conn = &domain->conn;
- if (conn->netlogon_pipe != NULL) {
+ if (rpccli_is_connected(conn->netlogon_pipe)) {
*cli = conn->netlogon_pipe;
return NT_STATUS_OK;
}
+ TALLOC_FREE(conn->netlogon_pipe);
+
result = cli_rpc_pipe_open_noauth(conn->cli,
&ndr_table_netlogon.syntax_id,
&netlogon_pipe);
*/
result = cli_rpc_pipe_open_schannel_with_key(
- conn->cli, &ndr_table_netlogon.syntax_id,
- PIPE_AUTH_LEVEL_PRIVACY, domain->name, &netlogon_pipe->dc,
+ conn->cli, &ndr_table_netlogon.syntax_id, NCACN_NP,
+ DCERPC_AUTH_LEVEL_PRIVACY, domain->name, &netlogon_pipe->dc,
&conn->netlogon_pipe);
/* We can now close the initial netlogon pipe. */
DEBUG(3, ("Could not open schannel'ed NETLOGON pipe. Error "
"was %s\n", nt_errstr(result)));
- /* make sure we return something besides OK */
- return !NT_STATUS_IS_OK(result) ? result : NT_STATUS_PIPE_NOT_AVAILABLE;
+ invalidate_cm_connection(conn);
+ return result;
}
/*
- * Try NetSamLogonEx for AD domains
+ * Always try netr_LogonSamLogonEx. We will fall back for NT4
+ * which gives DCERPC_FAULT_OP_RNG_ERROR (function not
+ * supported). We used to only try SamLogonEx for AD, but
+ * Samba DCs can also do it. And because we don't distinguish
+ * between Samba and NT4, always try it once.
*/
- domain->can_do_samlogon_ex = domain->active_directory;
+ domain->can_do_samlogon_ex = true;
*cli = conn->netlogon_pipe;
return NT_STATUS_OK;
git.samba.org / abartlet / samba.git / .git / blobdiff