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mirror of https://github.com/samba-team/samba.git synced 2025-01-14 19:24:43 +03:00
2007-10-10 13:09:21 -05:00

1343 lines
37 KiB
C

/*
Unix SMB/CIFS implementation.
endpoint server for the netlogon pipe
Copyright (C) Andrew Bartlett <abartlet@samba.org> 2004
Copyright (C) Stefan Metzmacher <metze@samba.org> 2005
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include "includes.h"
#include "librpc/gen_ndr/ndr_netlogon.h"
#include "rpc_server/dcerpc_server.h"
#include "rpc_server/common/common.h"
#include "librpc/gen_ndr/ndr_dcom.h"
#include "auth/auth.h"
#include "lib/ldb/include/ldb.h"
struct server_pipe_state {
struct netr_Credential client_challenge;
struct netr_Credential server_challenge;
struct creds_CredentialState *creds;
};
/*
a client has connected to the netlogon server using schannel, so we need
to re-establish the credentials state
*/
static NTSTATUS netlogon_schannel_setup(struct dcesrv_call_state *dce_call)
{
struct server_pipe_state *state;
NTSTATUS status;
state = talloc(dce_call->conn, struct server_pipe_state);
if (state == NULL) {
return NT_STATUS_NO_MEMORY;
}
ZERO_STRUCTP(state);
if (dce_call->conn->auth_state.session_info == NULL) {
talloc_free(state);
smb_panic("No session info provided by schannel level setup!");
return NT_STATUS_NO_USER_SESSION_KEY;
}
status = dcerpc_schannel_creds(dce_call->conn->auth_state.gensec_security,
state,
&state->creds);
if (!NT_STATUS_IS_OK(status)) {
DEBUG(3, ("getting schannel credentials failed with %s\n", nt_errstr(status)));
talloc_free(state);
return status;
}
dce_call->context->private = state;
return NT_STATUS_OK;
}
/*
a hook for bind on the netlogon pipe
*/
static NTSTATUS netlogon_bind(struct dcesrv_call_state *dce_call, const struct dcesrv_interface *di)
{
dce_call->context->private = NULL;
/* if this is a schannel bind then we need to reconstruct the pipe state */
if (dce_call->conn->auth_state.auth_info &&
dce_call->conn->auth_state.auth_info->auth_type == DCERPC_AUTH_TYPE_SCHANNEL) {
NTSTATUS status;
DEBUG(5, ("schannel bind on netlogon\n"));
status = netlogon_schannel_setup(dce_call);
if (!NT_STATUS_IS_OK(status)) {
DEBUG(3, ("schannel bind on netlogon failed with %s\n", nt_errstr(status)));
return status;
}
}
return NT_STATUS_OK;
}
#define DCESRV_INTERFACE_NETLOGON_BIND netlogon_bind
static NTSTATUS netr_ServerReqChallenge(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
struct netr_ServerReqChallenge *r)
{
struct server_pipe_state *pipe_state = dce_call->context->private;
ZERO_STRUCTP(r->out.credentials);
/* destroyed on pipe shutdown */
if (pipe_state) {
talloc_free(pipe_state);
dce_call->context->private = NULL;
}
pipe_state = talloc(dce_call->context, struct server_pipe_state);
if (!pipe_state) {
return NT_STATUS_NO_MEMORY;
}
pipe_state->creds = NULL;
pipe_state->client_challenge = *r->in.credentials;
generate_random_buffer(pipe_state->server_challenge.data,
sizeof(pipe_state->server_challenge.data));
*r->out.credentials = pipe_state->server_challenge;
dce_call->context->private = pipe_state;
return NT_STATUS_OK;
}
static NTSTATUS netr_ServerAuthenticate3(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
struct netr_ServerAuthenticate3 *r)
{
struct server_pipe_state *pipe_state = dce_call->context->private;
void *sam_ctx;
struct samr_Password *mach_pwd;
uint16_t acct_flags;
int num_records;
struct ldb_message **msgs;
NTSTATUS nt_status;
const char *attrs[] = {"unicodePwd", "lmPwdHash", "ntPwdHash", "userAccountControl",
"objectSid", NULL};
ZERO_STRUCTP(r->out.credentials);
*r->out.rid = 0;
*r->out.negotiate_flags = *r->in.negotiate_flags;
if (!pipe_state) {
DEBUG(1, ("No challenge requested by client, cannot authenticate\n"));
return NT_STATUS_ACCESS_DENIED;
}
sam_ctx = samdb_connect(mem_ctx);
if (sam_ctx == NULL) {
return NT_STATUS_INVALID_SYSTEM_SERVICE;
}
/* pull the user attributes */
num_records = samdb_search(sam_ctx, mem_ctx, NULL, &msgs, attrs,
"(&(sAMAccountName=%s)(objectclass=user))",
r->in.account_name);
if (num_records == 0) {
DEBUG(3,("Couldn't find user [%s] in samdb.\n",
r->in.account_name));
return NT_STATUS_NO_SUCH_USER;
}
if (num_records > 1) {
DEBUG(0,("Found %d records matching user [%s]\n", num_records, r->in.account_name));
return NT_STATUS_INTERNAL_DB_CORRUPTION;
}
acct_flags = samdb_result_acct_flags(msgs[0],
"userAccountControl");
if (acct_flags & ACB_DISABLED) {
DEBUG(1, ("Account [%s] is disabled\n", r->in.account_name));
return NT_STATUS_ACCESS_DENIED;
}
if (r->in.secure_channel_type == SEC_CHAN_WKSTA) {
if (!(acct_flags & ACB_WSTRUST)) {
DEBUG(1, ("Client asked for a workstation secure channel, but is not a workstation (member server) acb flags: 0x%x\n", acct_flags));
return NT_STATUS_ACCESS_DENIED;
}
} else if (r->in.secure_channel_type == SEC_CHAN_DOMAIN) {
if (!(acct_flags & ACB_DOMTRUST)) {
DEBUG(1, ("Client asked for a trusted domain secure channel, but is not a trusted domain: acb flags: 0x%x\n", acct_flags));
return NT_STATUS_ACCESS_DENIED;
}
} else if (r->in.secure_channel_type == SEC_CHAN_BDC) {
if (!(acct_flags & ACB_SVRTRUST)) {
DEBUG(1, ("Client asked for a server secure channel, but is not a server (domain controller): acb flags: 0x%x\n", acct_flags));
return NT_STATUS_ACCESS_DENIED;
}
} else {
DEBUG(1, ("Client asked for an invalid secure channel type: %d\n",
r->in.secure_channel_type));
return NT_STATUS_ACCESS_DENIED;
}
*r->out.rid = samdb_result_rid_from_sid(mem_ctx, msgs[0], "objectSid", 0);
nt_status = samdb_result_passwords(mem_ctx, msgs[0], NULL, &mach_pwd);
if (!NT_STATUS_IS_OK(nt_status) || mach_pwd == NULL) {
return NT_STATUS_ACCESS_DENIED;
}
if (pipe_state->creds) {
talloc_free(pipe_state->creds);
}
pipe_state->creds = talloc(pipe_state, struct creds_CredentialState);
if (!pipe_state->creds) {
return NT_STATUS_NO_MEMORY;
}
creds_server_init(pipe_state->creds, &pipe_state->client_challenge,
&pipe_state->server_challenge, mach_pwd,
r->out.credentials,
*r->in.negotiate_flags);
if (!creds_server_check(pipe_state->creds, r->in.credentials)) {
talloc_free(pipe_state->creds);
pipe_state->creds = NULL;
return NT_STATUS_ACCESS_DENIED;
}
pipe_state->creds->account_name = talloc_reference(pipe_state->creds, r->in.account_name);
pipe_state->creds->computer_name = talloc_reference(pipe_state->creds, r->in.computer_name);
pipe_state->creds->secure_channel_type = r->in.secure_channel_type;
/* remember this session key state */
nt_status = schannel_store_session_key(mem_ctx, pipe_state->creds);
return nt_status;
}
static NTSTATUS netr_ServerAuthenticate(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
struct netr_ServerAuthenticate *r)
{
struct netr_ServerAuthenticate3 r3;
uint32_t rid = 0;
/* TODO:
* negotiate_flags is used as an [in] parameter
* so it need to be initialised.
*
* (I think ... = 0; seems wrong here --metze)
*/
uint32 negotiate_flags = 0;
r3.in.server_name = r->in.server_name;
r3.in.account_name = r->in.account_name;
r3.in.secure_channel_type = r->in.secure_channel_type;
r3.in.computer_name = r->in.computer_name;
r3.in.credentials = r->in.credentials;
r3.out.credentials = r->out.credentials;
r3.in.negotiate_flags = &negotiate_flags;
r3.out.negotiate_flags = &negotiate_flags;
r3.out.rid = &rid;
return netr_ServerAuthenticate3(dce_call, mem_ctx, &r3);
}
static NTSTATUS netr_ServerAuthenticate2(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
struct netr_ServerAuthenticate2 *r)
{
struct netr_ServerAuthenticate3 r3;
uint32 rid = 0;
r3.in.server_name = r->in.server_name;
r3.in.account_name = r->in.account_name;
r3.in.secure_channel_type = r->in.secure_channel_type;
r3.in.computer_name = r->in.computer_name;
r3.in.credentials = r->in.credentials;
r3.out.credentials = r->out.credentials;
r3.in.negotiate_flags = r->in.negotiate_flags;
r3.out.negotiate_flags = r->out.negotiate_flags;
r3.out.rid = &rid;
return netr_ServerAuthenticate3(dce_call, mem_ctx, &r3);
}
static NTSTATUS netr_creds_server_step_check(struct server_pipe_state *pipe_state,
struct netr_Authenticator *received_authenticator,
struct netr_Authenticator *return_authenticator)
{
if (!pipe_state) {
DEBUG(1, ("No challenge requested by client, cannot authenticate\n"));
return NT_STATUS_ACCESS_DENIED;
}
return creds_server_step_check(pipe_state->creds,
received_authenticator,
return_authenticator);
}
static NTSTATUS netr_ServerPasswordSet(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
struct netr_ServerPasswordSet *r)
{
struct server_pipe_state *pipe_state = dce_call->context->private;
void *sam_ctx;
int num_records;
int num_records_domain;
int ret;
struct ldb_message **msgs;
struct ldb_message **msgs_domain;
NTSTATUS nt_status;
struct ldb_message *mod;
const char *domain_sid;
const char *attrs[] = {"objectSid", NULL };
const char **domain_attrs = attrs;
nt_status = netr_creds_server_step_check(pipe_state, &r->in.credential, &r->out.return_authenticator);
NT_STATUS_NOT_OK_RETURN(nt_status);
sam_ctx = samdb_connect(mem_ctx);
if (sam_ctx == NULL) {
return NT_STATUS_INVALID_SYSTEM_SERVICE;
}
/* pull the user attributes */
num_records = samdb_search(sam_ctx, mem_ctx, NULL, &msgs, attrs,
"(&(sAMAccountName=%s)(objectclass=user))",
pipe_state->creds->account_name);
if (num_records == -1) {
return NT_STATUS_INTERNAL_DB_CORRUPTION;
}
if (num_records == 0) {
DEBUG(3,("Couldn't find user [%s] in samdb.\n",
pipe_state->creds->account_name));
return NT_STATUS_NO_SUCH_USER;
}
if (num_records > 1) {
DEBUG(0,("Found %d records matching user [%s]\n", num_records,
pipe_state->creds->account_name));
return NT_STATUS_INTERNAL_DB_CORRUPTION;
}
domain_sid = samdb_result_sid_prefix(mem_ctx, msgs[0], "objectSid");
if (!domain_sid) {
DEBUG(0,("no objectSid in user record\n"));
return NT_STATUS_INTERNAL_DB_CORRUPTION;
}
/* find the domain's DN */
num_records_domain = samdb_search(sam_ctx, mem_ctx, NULL,
&msgs_domain, domain_attrs,
"(&(objectSid=%s)(objectclass=domain))",
domain_sid);
if (num_records_domain == -1) {
return NT_STATUS_INTERNAL_DB_CORRUPTION;
}
if (num_records_domain == 0) {
DEBUG(3,("Couldn't find domain [%s] in samdb.\n",
domain_sid));
return NT_STATUS_NO_SUCH_USER;
}
if (num_records_domain > 1) {
DEBUG(0,("Found %d records matching domain [%s]\n",
num_records_domain, domain_sid));
return NT_STATUS_INTERNAL_DB_CORRUPTION;
}
mod = talloc_zero(mem_ctx, struct ldb_message);
NT_STATUS_HAVE_NO_MEMORY(mod);
mod->dn = talloc_reference(mod, msgs[0]->dn);
creds_des_decrypt(pipe_state->creds, &r->in.new_password);
/* set the password - samdb needs to know both the domain and user DNs,
so the domain password policy can be used */
nt_status = samdb_set_password(sam_ctx, mod,
msgs[0]->dn,
msgs_domain[0]->dn,
mod,
NULL, /* Don't have plaintext */
NULL, &r->in.new_password,
False, /* This is not considered a password change */
False, /* don't restrict this password change (match w2k3) */
NULL);
NT_STATUS_NOT_OK_RETURN(nt_status);
ret = samdb_replace(sam_ctx, mem_ctx, mod);
if (ret != 0) {
/* we really need samdb.c to return NTSTATUS */
return NT_STATUS_UNSUCCESSFUL;
}
return NT_STATUS_OK;
}
/*
netr_LogonUasLogon
*/
static WERROR netr_LogonUasLogon(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
struct netr_LogonUasLogon *r)
{
DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
}
/*
netr_LogonUasLogoff
*/
static WERROR netr_LogonUasLogoff(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
struct netr_LogonUasLogoff *r)
{
DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
}
/*
netr_LogonSamLogonWithFlags
This version of the function allows other wrappers to say 'do not check the credentials'
*/
static NTSTATUS netr_LogonSamLogonEx(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
struct netr_LogonSamLogonEx *r)
{
struct server_pipe_state *pipe_state = dce_call->context->private;
struct auth_context *auth_context;
struct auth_usersupplied_info *user_info;
struct auth_serversupplied_info *server_info;
NTSTATUS nt_status;
const uint8_t *chal;
static const char zeros[16];
struct netr_SamBaseInfo *sam;
struct netr_SamInfo2 *sam2;
struct netr_SamInfo3 *sam3;
struct netr_SamInfo6 *sam6;
switch (r->in.logon_level) {
case 1:
case 3:
case 5:
if (pipe_state->creds->negotiate_flags & NETLOGON_NEG_ARCFOUR) {
creds_arcfour_crypt(pipe_state->creds,
r->in.logon.password->lmpassword.hash,
sizeof(r->in.logon.password->lmpassword.hash));
creds_arcfour_crypt(pipe_state->creds,
r->in.logon.password->ntpassword.hash,
sizeof(r->in.logon.password->ntpassword.hash));
} else {
creds_des_decrypt(pipe_state->creds, &r->in.logon.password->lmpassword);
creds_des_decrypt(pipe_state->creds, &r->in.logon.password->ntpassword);
}
/* TODO: we need to deny anonymous access here */
nt_status = auth_context_create(mem_ctx, lp_auth_methods(), &auth_context);
NT_STATUS_NOT_OK_RETURN(nt_status);
nt_status = auth_get_challenge(auth_context, &chal);
NT_STATUS_NOT_OK_RETURN(nt_status);
nt_status = make_user_info_netlogon_interactive(mem_ctx,
r->in.logon.password->identity_info.account_name.string,
r->in.logon.password->identity_info.domain_name.string,
r->in.logon.password->identity_info.workstation.string,
chal,
&r->in.logon.password->lmpassword,
&r->in.logon.password->ntpassword,
&user_info);
NT_STATUS_NOT_OK_RETURN(nt_status);
break;
case 2:
case 6:
/* TODO: we need to deny anonymous access here */
nt_status = auth_context_create(mem_ctx, lp_auth_methods(), &auth_context);
NT_STATUS_NOT_OK_RETURN(nt_status);
nt_status = auth_context_set_challenge(auth_context, r->in.logon.network->challenge, "netr_LogonSamLogonWithFlags");
NT_STATUS_NOT_OK_RETURN(nt_status);
nt_status = make_user_info_netlogon_network(auth_context,
r->in.logon.network->identity_info.account_name.string,
r->in.logon.network->identity_info.domain_name.string,
r->in.logon.network->identity_info.workstation.string,
r->in.logon.network->lm.data, r->in.logon.network->lm.length,
r->in.logon.network->nt.data, r->in.logon.network->nt.length,
&user_info);
NT_STATUS_NOT_OK_RETURN(nt_status);
break;
default:
return NT_STATUS_INVALID_PARAMETER;
}
nt_status = auth_check_password(auth_context, mem_ctx, user_info, &server_info);
NT_STATUS_NOT_OK_RETURN(nt_status);
sam = talloc_zero(mem_ctx, struct netr_SamBaseInfo);
NT_STATUS_HAVE_NO_MEMORY(sam);
sam->last_logon = server_info->last_logon;
sam->last_logoff = server_info->last_logoff;
sam->acct_expiry = server_info->acct_expiry;
sam->last_password_change = server_info->last_password_change;
sam->allow_password_change = server_info->allow_password_change;
sam->force_password_change = server_info->force_password_change;
sam->account_name.string = server_info->account_name;
sam->full_name.string = server_info->full_name;
sam->logon_script.string = server_info->logon_script;
sam->profile_path.string = server_info->profile_path;
sam->home_directory.string = server_info->home_directory;
sam->home_drive.string = server_info->home_drive;
sam->logon_count = server_info->logon_count;
sam->bad_password_count = sam->bad_password_count;
sam->rid = server_info->account_sid->sub_auths[server_info->account_sid->num_auths-1];
sam->primary_gid = server_info->primary_group_sid->sub_auths[server_info->primary_group_sid->num_auths-1];
sam->group_count = 0;
sam->groupids = NULL;
sam->user_flags = 0; /* TODO: w2k3 uses 0x120 - what is this? */
sam->acct_flags = server_info->acct_flags;
sam->logon_server.string = lp_netbios_name();
sam->domain.string = server_info->domain_name;
sam->domain_sid = dom_sid_dup(mem_ctx, server_info->account_sid);
NT_STATUS_HAVE_NO_MEMORY(sam->domain_sid);
sam->domain_sid->num_auths--;
ZERO_ARRAY(sam->unknown);
ZERO_STRUCT(sam->key);
if (server_info->user_session_key.length == sizeof(sam->key.key)) {
memcpy(sam->key.key, server_info->user_session_key.data, sizeof(sam->key.key));
}
/* Don't crypt an all-zero key, it would give away the NETLOGON pipe session key */
/* It appears that level 6 is not individually encrypted */
if ((r->in.validation_level != 6)
&& memcmp(sam->key.key, zeros,
sizeof(sam->key.key)) != 0) {
/* This key is sent unencrypted without the ARCFOUR flag set */
if (pipe_state->creds->negotiate_flags & NETLOGON_NEG_ARCFOUR) {
creds_arcfour_crypt(pipe_state->creds,
sam->key.key,
sizeof(sam->key.key));
}
}
ZERO_STRUCT(sam->LMSessKey);
if (server_info->lm_session_key.length == sizeof(sam->LMSessKey.key)) {
memcpy(sam->LMSessKey.key, server_info->lm_session_key.data,
sizeof(sam->LMSessKey.key));
}
/* Don't crypt an all-zero key, it would give away the NETLOGON pipe session key */
/* It appears that level 6 is not individually encrypted */
if ((r->in.validation_level != 6)
&& memcmp(sam->LMSessKey.key, zeros,
sizeof(sam->LMSessKey.key)) != 0) {
if (pipe_state->creds->negotiate_flags & NETLOGON_NEG_ARCFOUR) {
creds_arcfour_crypt(pipe_state->creds,
sam->LMSessKey.key,
sizeof(sam->LMSessKey.key));
} else {
creds_des_encrypt_LMKey(pipe_state->creds,
&sam->LMSessKey);
}
}
switch (r->in.validation_level) {
case 2:
sam2 = talloc_zero(mem_ctx, struct netr_SamInfo2);
NT_STATUS_HAVE_NO_MEMORY(sam2);
sam2->base = *sam;
r->out.validation.sam2 = sam2;
break;
case 3:
sam3 = talloc_zero(mem_ctx, struct netr_SamInfo3);
NT_STATUS_HAVE_NO_MEMORY(sam3);
sam3->base = *sam;
r->out.validation.sam3 = sam3;
break;
case 6:
sam6 = talloc_zero(mem_ctx, struct netr_SamInfo6);
NT_STATUS_HAVE_NO_MEMORY(sam6);
sam6->base = *sam;
sam6->forest.string = lp_realm();
sam6->principle.string = talloc_asprintf(mem_ctx, "%s@%s",
sam->account_name.string, sam6->forest.string);
NT_STATUS_HAVE_NO_MEMORY(sam6->principle.string);
r->out.validation.sam6 = sam6;
break;
default:
break;
}
r->out.authoritative = 1;
/* TODO: Describe and deal with these flags */
r->out.flags = 0;
return NT_STATUS_OK;
}
/*
netr_LogonSamLogonWithFlags
*/
static NTSTATUS netr_LogonSamLogonWithFlags(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
struct netr_LogonSamLogonWithFlags *r)
{
struct server_pipe_state *pipe_state = dce_call->context->private;
NTSTATUS nt_status;
struct netr_LogonSamLogonEx r2;
struct netr_Authenticator *return_authenticator;
return_authenticator = talloc(mem_ctx, struct netr_Authenticator);
NT_STATUS_HAVE_NO_MEMORY(return_authenticator);
nt_status = netr_creds_server_step_check(pipe_state, r->in.credential, return_authenticator);
NT_STATUS_NOT_OK_RETURN(nt_status);
ZERO_STRUCT(r2);
r2.in.server_name = r->in.server_name;
r2.in.workstation = r->in.workstation;
r2.in.logon_level = r->in.logon_level;
r2.in.logon = r->in.logon;
r2.in.validation_level = r->in.validation_level;
r2.in.flags = r->in.flags;
nt_status = netr_LogonSamLogonEx(dce_call, mem_ctx, &r2);
r->out.return_authenticator = return_authenticator;
r->out.validation = r2.out.validation;
r->out.authoritative = r2.out.authoritative;
r->out.flags = r2.out.flags;
return nt_status;
}
/*
netr_LogonSamLogon
*/
static NTSTATUS netr_LogonSamLogon(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
struct netr_LogonSamLogon *r)
{
struct netr_LogonSamLogonWithFlags r2;
NTSTATUS status;
ZERO_STRUCT(r2);
r2.in.server_name = r->in.server_name;
r2.in.workstation = r->in.workstation;
r2.in.credential = r->in.credential;
r2.in.return_authenticator = r->in.return_authenticator;
r2.in.logon_level = r->in.logon_level;
r2.in.logon = r->in.logon;
r2.in.validation_level = r->in.validation_level;
r2.in.flags = 0;
status = netr_LogonSamLogonWithFlags(dce_call, mem_ctx, &r2);
r->out.return_authenticator = r2.out.return_authenticator;
r->out.validation = r2.out.validation;
r->out.authoritative = r2.out.authoritative;
return status;
}
/*
netr_LogonSamLogoff
*/
static NTSTATUS netr_LogonSamLogoff(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
struct netr_LogonSamLogoff *r)
{
DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
}
/*
netr_DatabaseDeltas
*/
static NTSTATUS netr_DatabaseDeltas(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
struct netr_DatabaseDeltas *r)
{
DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
}
/*
netr_DatabaseSync
*/
static NTSTATUS netr_DatabaseSync(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
struct netr_DatabaseSync *r)
{
DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
}
/*
netr_AccountDeltas
*/
static NTSTATUS netr_AccountDeltas(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
struct netr_AccountDeltas *r)
{
DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
}
/*
netr_AccountSync
*/
static NTSTATUS netr_AccountSync(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
struct netr_AccountSync *r)
{
DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
}
/*
netr_GetDcName
*/
static NTSTATUS netr_GetDcName(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
struct netr_GetDcName *r)
{
DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
}
/*
netr_LogonControl
*/
static WERROR netr_LogonControl(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
struct netr_LogonControl *r)
{
DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
}
/*
netr_GetAnyDCName
*/
static WERROR netr_GetAnyDCName(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
struct netr_GetAnyDCName *r)
{
DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
}
/*
netr_LogonControl2
*/
static WERROR netr_LogonControl2(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
struct netr_LogonControl2 *r)
{
DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
}
/*
netr_DatabaseSync2
*/
static NTSTATUS netr_DatabaseSync2(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
struct netr_DatabaseSync2 *r)
{
DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
}
/*
netr_DatabaseRedo
*/
static NTSTATUS netr_DatabaseRedo(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
struct netr_DatabaseRedo *r)
{
DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
}
/*
netr_LogonControl2Ex
*/
static WERROR netr_LogonControl2Ex(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
struct netr_LogonControl2Ex *r)
{
DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
}
/*
netr_NETRENUMERATETRUSTEDDOMAINS
*/
static WERROR netr_NETRENUMERATETRUSTEDDOMAINS(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
struct netr_NETRENUMERATETRUSTEDDOMAINS *r)
{
DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
}
/*
netr_DSRGETDCNAME
*/
static WERROR netr_DSRGETDCNAME(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
struct netr_DSRGETDCNAME *r)
{
DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
}
/*
netr_NETRLOGONDUMMYROUTINE1
*/
static WERROR netr_NETRLOGONDUMMYROUTINE1(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
struct netr_NETRLOGONDUMMYROUTINE1 *r)
{
DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
}
/*
netr_NETRLOGONSETSERVICEBITS
*/
static WERROR netr_NETRLOGONSETSERVICEBITS(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
struct netr_NETRLOGONSETSERVICEBITS *r)
{
DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
}
/*
netr_NETRLOGONGETTRUSTRID
*/
static WERROR netr_NETRLOGONGETTRUSTRID(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
struct netr_NETRLOGONGETTRUSTRID *r)
{
DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
}
/*
netr_NETRLOGONCOMPUTESERVERDIGEST
*/
static WERROR netr_NETRLOGONCOMPUTESERVERDIGEST(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
struct netr_NETRLOGONCOMPUTESERVERDIGEST *r)
{
DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
}
/*
netr_NETRLOGONCOMPUTECLIENTDIGEST
*/
static WERROR netr_NETRLOGONCOMPUTECLIENTDIGEST(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
struct netr_NETRLOGONCOMPUTECLIENTDIGEST *r)
{
DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
}
/*
netr_DSRGETDCNAMEX
*/
static WERROR netr_DSRGETDCNAMEX(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
struct netr_DSRGETDCNAMEX *r)
{
DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
}
/*
netr_DSRGETSITENAME
*/
static WERROR netr_DSRGETSITENAME(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
struct netr_DSRGETSITENAME *r)
{
DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
}
/*
fill in a netr_DomainTrustInfo from a ldb search result
*/
static NTSTATUS fill_domain_trust_info(TALLOC_CTX *mem_ctx, struct ldb_message *res,
struct netr_DomainTrustInfo *info, BOOL is_local)
{
ZERO_STRUCTP(info);
if (is_local) {
info->domainname.string = samdb_result_string(res, "name", NULL);
info->fulldomainname.string = samdb_result_string(res, "dnsDomain", NULL);
info->guid = samdb_result_guid(res, "objectGUID");
info->sid = samdb_result_dom_sid(mem_ctx, res, "objectSid");
} else {
info->domainname.string = samdb_result_string(res, "flatName", NULL);
info->fulldomainname.string = samdb_result_string(res, "name", NULL);
info->guid = samdb_result_guid(res, "objectGUID");
info->sid = samdb_result_dom_sid(mem_ctx, res, "securityIdentifier");
}
/* TODO: we need proper forest support */
info->forest.string = info->fulldomainname.string;
return NT_STATUS_OK;
}
/*
netr_LogonGetDomainInfo
this is called as part of the ADS domain logon procedure.
*/
static NTSTATUS netr_LogonGetDomainInfo(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
struct netr_LogonGetDomainInfo *r)
{
struct server_pipe_state *pipe_state = dce_call->context->private;
const char * const attrs[] = { "name", "dnsDomain", "objectSid",
"objectGUID", "flatName", "securityIdentifier",
NULL };
void *sam_ctx;
struct ldb_message **res1, **res2;
struct netr_DomainInfo1 *info1;
int ret1, ret2, i;
NTSTATUS status;
status = netr_creds_server_step_check(pipe_state,
r->in.credential, r->out.return_authenticator);
if (!NT_STATUS_IS_OK(status)) {
return status;
}
sam_ctx = samdb_connect(mem_ctx);
if (sam_ctx == NULL) {
return NT_STATUS_INVALID_SYSTEM_SERVICE;
}
/* we need to do two searches. The first will pull our primary
domain and the second will pull any trusted domains. Our
primary domain is also a "trusted" domain, so we need to
put the primary domain into the lists of returned trusts as
well */
ret1 = samdb_search(sam_ctx, mem_ctx, NULL, &res1, attrs, "(objectClass=domainDNS)");
if (ret1 != 1) {
return NT_STATUS_INTERNAL_DB_CORRUPTION;
}
ret2 = samdb_search(sam_ctx, mem_ctx, NULL, &res2, attrs, "(objectClass=trustedDomain)");
if (ret2 == -1) {
return NT_STATUS_INTERNAL_DB_CORRUPTION;
}
info1 = talloc(mem_ctx, struct netr_DomainInfo1);
if (info1 == NULL) {
return NT_STATUS_NO_MEMORY;
}
ZERO_STRUCTP(info1);
info1->num_trusts = ret2 + 1;
info1->trusts = talloc_array(mem_ctx, struct netr_DomainTrustInfo,
info1->num_trusts);
if (info1->trusts == NULL) {
return NT_STATUS_NO_MEMORY;
}
status = fill_domain_trust_info(mem_ctx, res1[0], &info1->domaininfo, True);
if (!NT_STATUS_IS_OK(status)) {
return status;
}
status = fill_domain_trust_info(mem_ctx, res1[0], &info1->trusts[0], True);
if (!NT_STATUS_IS_OK(status)) {
return status;
}
for (i=0;i<ret2;i++) {
status = fill_domain_trust_info(mem_ctx, res2[i], &info1->trusts[i+1], False);
if (!NT_STATUS_IS_OK(status)) {
return status;
}
}
r->out.info.info1 = info1;
return NT_STATUS_OK;
}
/*
netr_ServerPasswordSet2
*/
static NTSTATUS netr_ServerPasswordSet2(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
struct netr_ServerPasswordSet2 *r)
{
struct server_pipe_state *pipe_state = dce_call->context->private;
void *sam_ctx;
int num_records;
int num_records_domain;
int ret;
struct ldb_message **msgs;
struct ldb_message **msgs_domain;
NTSTATUS nt_status;
struct ldb_message *mod;
const char *domain_sid;
char new_pass[512];
uint32_t new_pass_len;
const char *attrs[] = {"objectSid", NULL };
const char **domain_attrs = attrs;
nt_status = netr_creds_server_step_check(pipe_state, &r->in.credential, &r->out.return_authenticator);
NT_STATUS_NOT_OK_RETURN(nt_status);
sam_ctx = samdb_connect(mem_ctx);
if (sam_ctx == NULL) {
return NT_STATUS_INVALID_SYSTEM_SERVICE;
}
/* pull the user attributes */
num_records = samdb_search(sam_ctx, mem_ctx, NULL, &msgs, attrs,
"(&(sAMAccountName=%s)(objectclass=user))",
pipe_state->creds->account_name);
if (num_records == -1) {
return NT_STATUS_INTERNAL_DB_CORRUPTION;
}
if (num_records == 0) {
DEBUG(3,("Couldn't find user [%s] in samdb.\n",
pipe_state->creds->account_name));
return NT_STATUS_NO_SUCH_USER;
}
if (num_records > 1) {
DEBUG(0,("Found %d records matching user [%s]\n", num_records,
pipe_state->creds->account_name));
return NT_STATUS_INTERNAL_DB_CORRUPTION;
}
domain_sid = samdb_result_sid_prefix(mem_ctx, msgs[0], "objectSid");
if (!domain_sid) {
DEBUG(0,("no objectSid in user record\n"));
return NT_STATUS_INTERNAL_DB_CORRUPTION;
}
/* find the domain's DN */
num_records_domain = samdb_search(sam_ctx, mem_ctx, NULL,
&msgs_domain, domain_attrs,
"(&(objectSid=%s)(objectclass=domain))",
domain_sid);
if (num_records_domain == -1) {
return NT_STATUS_INTERNAL_DB_CORRUPTION;
}
if (num_records_domain == 0) {
DEBUG(3,("Couldn't find domain [%s] in samdb.\n",
domain_sid));
return NT_STATUS_NO_SUCH_USER;
}
if (num_records_domain > 1) {
DEBUG(0,("Found %d records matching domain [%s]\n",
num_records_domain, domain_sid));
return NT_STATUS_INTERNAL_DB_CORRUPTION;
}
mod = talloc_zero(mem_ctx, struct ldb_message);
NT_STATUS_HAVE_NO_MEMORY(mod);
mod->dn = talloc_reference(mod, msgs[0]->dn);
creds_arcfour_crypt(pipe_state->creds, r->in.new_password.data, 516);
ret = decode_pw_buffer(r->in.new_password.data, new_pass, sizeof(new_pass),
&new_pass_len, STR_UNICODE);
if (!ret) {
DEBUG(3,("netr_ServerPasswordSet2: failed to decode password buffer\n"));
return NT_STATUS_ACCESS_DENIED;
}
/* set the password - samdb needs to know both the domain and user DNs,
so the domain password policy can be used */
nt_status = samdb_set_password(sam_ctx, mod,
msgs[0]->dn,
msgs_domain[0]->dn,
mod, new_pass, /* we have plaintext */
NULL, NULL,
False, /* This is not considered a password change */
False, /* don't restrict this password change (match w2k3) */
NULL);
ZERO_ARRAY(new_pass);
NT_STATUS_NOT_OK_RETURN(nt_status);
ret = samdb_replace(sam_ctx, mem_ctx, mod);
if (ret != 0) {
/* we really need samdb.c to return NTSTATUS */
return NT_STATUS_UNSUCCESSFUL;
}
return NT_STATUS_OK;
}
/*
netr_NETRSERVERPASSWORDGET
*/
static WERROR netr_NETRSERVERPASSWORDGET(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
struct netr_NETRSERVERPASSWORDGET *r)
{
DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
}
/*
netr_NETRLOGONSENDTOSAM
*/
static WERROR netr_NETRLOGONSENDTOSAM(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
struct netr_NETRLOGONSENDTOSAM *r)
{
DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
}
/*
netr_DSRADDRESSTOSITENAMESW
*/
static WERROR netr_DSRADDRESSTOSITENAMESW(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
struct netr_DSRADDRESSTOSITENAMESW *r)
{
DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
}
/*
netr_DrsGetDCNameEx2
*/
static WERROR netr_DrsGetDCNameEx2(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
struct netr_DrsGetDCNameEx2 *r)
{
const char * const attrs[] = { "dnsDomain", "objectGUID", NULL };
void *sam_ctx;
struct ldb_message **res;
int ret;
ZERO_STRUCT(r->out);
sam_ctx = samdb_connect(mem_ctx);
if (sam_ctx == NULL) {
return WERR_DS_SERVICE_UNAVAILABLE;
}
ret = samdb_search(sam_ctx, mem_ctx, NULL, &res, attrs,
"(&(objectClass=domainDNS)(dnsDomain=%s))",
r->in.domain_name);
if (ret != 1) {
return WERR_NO_SUCH_DOMAIN;
}
r->out.info = talloc(mem_ctx, struct netr_DrsGetDCNameEx2Info);
if (!r->out.info) {
return WERR_NOMEM;
}
/* TODO: - return real IP address
* - check all r->in.* parameters (server_unc is ignored by w2k3!)
*/
r->out.info->dc_unc = talloc_asprintf(mem_ctx, "\\\\%s.%s", lp_netbios_name(),lp_realm());
r->out.info->dc_address = talloc_strdup(mem_ctx, "\\\\0.0.0.0");
r->out.info->dc_address_type = 1;
r->out.info->domain_guid = samdb_result_guid(res[0], "objectGUID");
r->out.info->domain_name = samdb_result_string(res[0], "dnsDomain", NULL);
r->out.info->forest_name = samdb_result_string(res[0], "dnsDomain", NULL);
r->out.info->dc_flags = 0xE00001FD;
r->out.info->dc_site_name = talloc_strdup(mem_ctx, "Default-First-Site-Name");
r->out.info->client_site_name = talloc_strdup(mem_ctx, "Default-First-Site-Name");
return WERR_OK;
}
/*
netr_NETRLOGONGETTIMESERVICEPARENTDOMAIN
*/
static WERROR netr_NETRLOGONGETTIMESERVICEPARENTDOMAIN(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
struct netr_NETRLOGONGETTIMESERVICEPARENTDOMAIN *r)
{
DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
}
/*
netr_NETRENUMERATETRUSTEDDOMAINSEX
*/
static WERROR netr_NETRENUMERATETRUSTEDDOMAINSEX(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
struct netr_NETRENUMERATETRUSTEDDOMAINSEX *r)
{
DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
}
/*
netr_DSRADDRESSTOSITENAMESEXW
*/
static WERROR netr_DSRADDRESSTOSITENAMESEXW(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
struct netr_DSRADDRESSTOSITENAMESEXW *r)
{
DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
}
/*
netr_DSRGETDCSITECOVERAGEW
*/
static WERROR netr_DSRGETDCSITECOVERAGEW(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
struct netr_DSRGETDCSITECOVERAGEW *r)
{
DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
}
/*
netr_DsrEnumerateDomainTrusts
*/
static WERROR netr_DsrEnumerateDomainTrusts(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
struct netr_DsrEnumerateDomainTrusts *r)
{
struct netr_DomainTrust *trusts;
void *sam_ctx;
int ret, i;
struct ldb_message **res;
const char * const attrs[] = { "name", "dnsDomain", "objectSid", "objectGUID", NULL };
ZERO_STRUCT(r->out);
sam_ctx = samdb_connect(mem_ctx);
if (sam_ctx == NULL) {
return WERR_GENERAL_FAILURE;
}
ret = samdb_search(sam_ctx, mem_ctx, NULL, &res, attrs, "(objectClass=domainDNS)");
if (ret == -1) {
return WERR_GENERAL_FAILURE;
}
if (ret == 0) {
return WERR_OK;
}
trusts = talloc_array(mem_ctx, struct netr_DomainTrust, ret);
if (trusts == NULL) {
return WERR_NOMEM;
}
r->out.count = ret;
r->out.trusts = trusts;
/* TODO: add filtering by trust_flags, and correct trust_type
and attributes */
for (i=0;i<ret;i++) {
trusts[i].netbios_name = samdb_result_string(res[i], "name", NULL);
trusts[i].dns_name = samdb_result_string(res[i], "dnsDomain", NULL);
trusts[i].trust_flags =
NETR_TRUST_FLAG_TREEROOT |
NETR_TRUST_FLAG_IN_FOREST |
NETR_TRUST_FLAG_PRIMARY;
trusts[i].parent_index = 0;
trusts[i].trust_type = 2;
trusts[i].trust_attributes = 0;
trusts[i].sid = samdb_result_dom_sid(mem_ctx, res[i], "objectSid");
trusts[i].guid = samdb_result_guid(res[i], "objectGUID");
}
return WERR_OK;
}
/*
netr_DSRDEREGISTERDNSHOSTRECORDS
*/
static WERROR netr_DSRDEREGISTERDNSHOSTRECORDS(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
struct netr_DSRDEREGISTERDNSHOSTRECORDS *r)
{
DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
}
/*
netr_NETRSERVERTRUSTPASSWORDSGET
*/
static WERROR netr_NETRSERVERTRUSTPASSWORDSGET(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
struct netr_NETRSERVERTRUSTPASSWORDSGET *r)
{
DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
}
/*
netr_DSRGETFORESTTRUSTINFORMATION
*/
static WERROR netr_DSRGETFORESTTRUSTINFORMATION(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
struct netr_DSRGETFORESTTRUSTINFORMATION *r)
{
DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
}
/*
netr_NETRGETFORESTTRUSTINFORMATION
*/
static WERROR netr_NETRGETFORESTTRUSTINFORMATION(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
struct netr_NETRGETFORESTTRUSTINFORMATION *r)
{
DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
}
/*
netr_NETRSERVERGETTRUSTINFO
*/
static WERROR netr_NETRSERVERGETTRUSTINFO(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
struct netr_NETRSERVERGETTRUSTINFO *r)
{
DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
}
/* include the generated boilerplate */
#include "librpc/gen_ndr/ndr_netlogon_s.c"