s4:drsuapi RPC server - this resembles more "samdb_is_gc"
[nivanova/samba-autobuild/.git] / source4 / rpc_server / drsuapi / dcesrv_drsuapi.c
index e4dd2f28a6d0e6478a7bffb41011a3b306b78925..5dbb238f025714cc52f63485863ab07402fa1f8e 100644 (file)
 #include "rpc_server/dcerpc_server.h"
 #include "rpc_server/common/common.h"
 #include "dsdb/samdb/samdb.h"
-#include "rpc_server/drsuapi/dcesrv_drsuapi.h"
 #include "libcli/security/security.h"
+#include "libcli/security/session.h"
+#include "rpc_server/drsuapi/dcesrv_drsuapi.h"
 #include "auth/auth.h"
 #include "param/param.h"
+#include "lib/messaging/irpc.h"
 
 #define DRSUAPI_UNSUPPORTED(fname) do { \
        DEBUG(1,(__location__ ": Unsupported DRS call %s\n", #fname)); \
@@ -57,6 +59,7 @@ static WERROR dcesrv_drsuapi_DsBind(struct dcesrv_call_state *dce_call, TALLOC_C
        int ret;
        struct auth_session_info *auth_info;
        WERROR werr;
+       bool connected_as_system = false;
 
        r->out.bind_info = NULL;
        ZERO_STRUCTP(r->out.bind_handle);
@@ -65,10 +68,11 @@ static WERROR dcesrv_drsuapi_DsBind(struct dcesrv_call_state *dce_call, TALLOC_C
        W_ERROR_HAVE_NO_MEMORY(b_state);
 
        /* if this is a DC connecting, give them system level access */
-       werr = drs_security_level_check(dce_call, NULL, SECURITY_DOMAIN_CONTROLLER);
+       werr = drs_security_level_check(dce_call, NULL, SECURITY_DOMAIN_CONTROLLER, NULL);
        if (W_ERROR_IS_OK(werr)) {
                DEBUG(3,(__location__ ": doing DsBind with system_session\n"));
                auth_info = system_session(dce_call->conn->dce_ctx->lp_ctx);
+               connected_as_system = true;
        } else {
                auth_info = dce_call->conn->auth_state.session_info;
        }
@@ -77,11 +81,28 @@ static WERROR dcesrv_drsuapi_DsBind(struct dcesrv_call_state *dce_call, TALLOC_C
         * connect to the samdb
         */
        b_state->sam_ctx = samdb_connect(b_state, dce_call->event_ctx, 
-                                        dce_call->conn->dce_ctx->lp_ctx, auth_info);
+                                        dce_call->conn->dce_ctx->lp_ctx, auth_info, 0);
        if (!b_state->sam_ctx) {
                return WERR_FOOBAR;
        }
 
+       if (connected_as_system) {
+               b_state->sam_ctx_system = b_state->sam_ctx;
+       } else {
+               /* an RODC also needs system samdb access for secret
+                  attribute replication */
+               werr = drs_security_level_check(dce_call, NULL, SECURITY_RO_DOMAIN_CONTROLLER,
+                                               samdb_domain_sid(b_state->sam_ctx));
+               if (W_ERROR_IS_OK(werr)) {
+                       b_state->sam_ctx_system = samdb_connect(b_state, dce_call->event_ctx,
+                                                               dce_call->conn->dce_ctx->lp_ctx,
+                                                               system_session(dce_call->conn->dce_ctx->lp_ctx), 0);
+                       if (!b_state->sam_ctx_system) {
+                               return WERR_FOOBAR;
+                       }
+               }
+       }
+
        /*
         * find out the guid of our own site
         */
@@ -114,7 +135,8 @@ static WERROR dcesrv_drsuapi_DsBind(struct dcesrv_call_state *dce_call, TALLOC_C
        if (ntds_res->count != 1) {
                return WERR_DS_DRA_INTERNAL_ERROR;
        }
-       repl_epoch = samdb_result_uint(ntds_res->msgs[0], "ms-DS-ReplicationEpoch", 0);
+       repl_epoch = ldb_msg_find_attr_as_uint(ntds_res->msgs[0],
+                                              "ms-DS-ReplicationEpoch", 0);
 
        /*
         * The "process identifier" of the client.
@@ -189,6 +211,7 @@ static WERROR dcesrv_drsuapi_DsBind(struct dcesrv_call_state *dce_call, TALLOC_C
 #if 0 /* we don't support XPRESS compression yet */
        b_state->local_info28.supported_extensions      |= DRSUAPI_SUPPORTED_EXTENSION_XPRESS_COMPRESS;
 #endif
+       b_state->local_info28.supported_extensions      |= DRSUAPI_SUPPORTED_EXTENSION_GETCHGREQ_V10;
        b_state->local_info28.site_guid                 = site_guid;
        b_state->local_info28.pid                       = pid;
        b_state->local_info28.repl_epoch                = repl_epoch;
@@ -246,15 +269,33 @@ static WERROR dcesrv_drsuapi_DsReplicaSync(struct dcesrv_call_state *dce_call, T
                                           struct drsuapi_DsReplicaSync *r)
 {
        WERROR status;
+       uint32_t timeout;
 
-       status = drs_security_level_check(dce_call, "DsReplicaSync", SECURITY_DOMAIN_CONTROLLER);
+       status = drs_security_level_check(dce_call, "DsReplicaSync", SECURITY_DOMAIN_CONTROLLER, NULL);
        if (!W_ERROR_IS_OK(status)) {
                return status;
        }
 
-       dcesrv_irpc_forward_rpc_call(dce_call, mem_ctx, r, NDR_DRSUAPI_DSREPLICASYNC,
+       if (r->in.level != 1) {
+               DEBUG(0,("DsReplicaSync called with unsupported level %d\n", r->in.level));
+               return WERR_DS_DRA_INVALID_PARAMETER;
+       }
+
+       if (r->in.req->req1.options & DRSUAPI_DRS_ASYNC_OP) {
+               timeout = IRPC_CALL_TIMEOUT;
+       } else {
+               /*
+                * use Infinite time for timeout in case
+                * the caller made a sync call
+                */
+               timeout = IRPC_CALL_TIMEOUT_INF;
+       }
+
+       dcesrv_irpc_forward_rpc_call(dce_call, mem_ctx,
+                                    r, NDR_DRSUAPI_DSREPLICASYNC,
                                     &ndr_table_drsuapi,
-                                    "dreplsrv", "DsReplicaSync");
+                                    "dreplsrv", "DsReplicaSync",
+                                    timeout);
 
        return WERR_OK;
 }
@@ -266,7 +307,20 @@ static WERROR dcesrv_drsuapi_DsReplicaSync(struct dcesrv_call_state *dce_call, T
 static WERROR dcesrv_drsuapi_DsReplicaAdd(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
                                          struct drsuapi_DsReplicaAdd *r)
 {
-       DRSUAPI_UNSUPPORTED(drsuapi_DsReplicaAdd);
+       WERROR status;
+
+       status = drs_security_level_check(dce_call, "DsReplicaAdd", SECURITY_DOMAIN_CONTROLLER, NULL);
+       if (!W_ERROR_IS_OK(status)) {
+               return status;
+       }
+
+       dcesrv_irpc_forward_rpc_call(dce_call, mem_ctx,
+                                    r, NDR_DRSUAPI_DSREPLICAADD,
+                                    &ndr_table_drsuapi,
+                                    "dreplsrv", "DsReplicaAdd",
+                                    IRPC_CALL_TIMEOUT);
+
+       return WERR_OK;
 }
 
 
@@ -276,7 +330,20 @@ static WERROR dcesrv_drsuapi_DsReplicaAdd(struct dcesrv_call_state *dce_call, TA
 static WERROR dcesrv_drsuapi_DsReplicaDel(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
                                          struct drsuapi_DsReplicaDel *r)
 {
-       DRSUAPI_UNSUPPORTED(drsuapi_DsReplicaDel);
+       WERROR status;
+
+       status = drs_security_level_check(dce_call, "DsReplicaDel", SECURITY_DOMAIN_CONTROLLER, NULL);
+       if (!W_ERROR_IS_OK(status)) {
+               return status;
+       }
+
+       dcesrv_irpc_forward_rpc_call(dce_call, mem_ctx,
+                                    r, NDR_DRSUAPI_DSREPLICADEL,
+                                    &ndr_table_drsuapi,
+                                    "dreplsrv", "DsReplicaDel",
+                                    IRPC_CALL_TIMEOUT);
+
+       return WERR_OK;
 }
 
 
@@ -286,7 +353,20 @@ static WERROR dcesrv_drsuapi_DsReplicaDel(struct dcesrv_call_state *dce_call, TA
 static WERROR dcesrv_drsuapi_DsReplicaMod(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
                                          struct drsuapi_DsReplicaMod *r)
 {
-       DRSUAPI_UNSUPPORTED(drsuapi_DsReplicaMod);
+       WERROR status;
+
+       status = drs_security_level_check(dce_call, "DsReplicaMod", SECURITY_DOMAIN_CONTROLLER, NULL);
+       if (!W_ERROR_IS_OK(status)) {
+               return status;
+       }
+
+       dcesrv_irpc_forward_rpc_call(dce_call, mem_ctx,
+                                    r, NDR_DRSUAPI_DSREPLICAMOD,
+                                    &ndr_table_drsuapi,
+                                    "dreplsrv", "DsReplicaMod",
+                                    IRPC_CALL_TIMEOUT);
+
+       return WERR_OK;
 }
 
 
@@ -329,14 +409,12 @@ static WERROR dcesrv_drsuapi_DsGetNT4ChangeLog(struct dcesrv_call_state *dce_cal
        DRSUAPI_UNSUPPORTED(drsuapi_DsGetNT4ChangeLog);
 }
 
-
 /* 
   drsuapi_DsCrackNames 
 */
 static WERROR dcesrv_drsuapi_DsCrackNames(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
                            struct drsuapi_DsCrackNames *r)
 {
-       WERROR status;
        struct drsuapi_bind_state *b_state;
        struct dcesrv_handle *h;
 
@@ -350,37 +428,35 @@ static WERROR dcesrv_drsuapi_DsCrackNames(struct dcesrv_call_state *dce_call, TA
 
        switch (r->in.level) {
                case 1: {
-                       struct drsuapi_DsNameCtr1 *ctr1;
-                       struct drsuapi_DsNameInfo1 *names;
-                       uint32_t i, count;
-
-                       ctr1 = talloc(mem_ctx, struct drsuapi_DsNameCtr1);
-                       W_ERROR_HAVE_NO_MEMORY(ctr1);
-
-                       count = r->in.req->req1.count;
-                       names = talloc_array(mem_ctx, struct drsuapi_DsNameInfo1, count);
-                       W_ERROR_HAVE_NO_MEMORY(names);
-
-                       for (i=0; i < count; i++) {
-                               status = DsCrackNameOneName(b_state->sam_ctx, mem_ctx,
-                                                           r->in.req->req1.format_flags,
-                                                           r->in.req->req1.format_offered,
-                                                           r->in.req->req1.format_desired,
-                                                           r->in.req->req1.names[i].str,
-                                                           &names[i]);
-                               if (!W_ERROR_IS_OK(status)) {
-                                       return status;
-                               }
+                       switch(r->in.req->req1.format_offered){
+                       case DRSUAPI_DS_NAME_FORMAT_UPN_AND_ALTSECID:
+                       case DRSUAPI_DS_NAME_FORMAT_NT4_ACCOUNT_NAME_SANS_DOMAIN_EX:
+                       case DRSUAPI_DS_NAME_FORMAT_LIST_GLOBAL_CATALOG_SERVERS:
+                       case DRSUAPI_DS_NAME_FORMAT_UPN_FOR_LOGON:
+                       case DRSUAPI_DS_NAME_FORMAT_LIST_SERVERS_WITH_DCS_IN_SITE:
+                       case DRSUAPI_DS_NAME_FORMAT_STRING_SID_NAME:
+                       case DRSUAPI_DS_NAME_FORMAT_ALT_SECURITY_IDENTITIES_NAME:
+                       case DRSUAPI_DS_NAME_FORMAT_LIST_NCS:
+                       case DRSUAPI_DS_NAME_FORMAT_LIST_DOMAINS:
+                       case DRSUAPI_DS_NAME_FORMAT_MAP_SCHEMA_GUID:
+                       case DRSUAPI_DS_NAME_FORMAT_NT4_ACCOUNT_NAME_SANS_DOMAIN:
+                       case DRSUAPI_DS_NAME_FORMAT_LIST_INFO_FOR_SERVER:
+                       case DRSUAPI_DS_NAME_FORMAT_LIST_SERVERS_FOR_DOMAIN_IN_SITE:
+                       case DRSUAPI_DS_NAME_FORMAT_LIST_DOMAINS_IN_SITE:
+                       case DRSUAPI_DS_NAME_FORMAT_LIST_SERVERS_IN_SITE:
+                       case DRSUAPI_DS_NAME_FORMAT_LIST_SITES:
+                               DEBUG(0, ("DsCrackNames: Unsupported operation requested: %X",
+                                         r->in.req->req1.format_offered));
+                               return WERR_OK;
+                       case DRSUAPI_DS_NAME_FORMAT_LIST_ROLES:
+                               return dcesrv_drsuapi_ListRoles(b_state->sam_ctx, mem_ctx,
+                                                               &r->in.req->req1, &r->out.ctr->ctr1);
+                       default:/* format_offered is in the enum drsuapi_DsNameFormat*/
+                               return dcesrv_drsuapi_CrackNamesByNameFormat(b_state->sam_ctx, mem_ctx,
+                                                                            &r->in.req->req1, &r->out.ctr->ctr1);
                        }
-
-                       ctr1->count = count;
-                       ctr1->array = names;
-                       r->out.ctr->ctr1 = ctr1;
-
-                       return WERR_OK;
                }
        }
-       
        return WERR_UNKNOWN_LEVEL;
 }
 
@@ -400,7 +476,7 @@ static WERROR dcesrv_drsuapi_DsRemoveDSServer(struct dcesrv_call_state *dce_call
 
        *r->out.level_out = 1;
 
-       status = drs_security_level_check(dce_call, "DsRemoveDSServer", SECURITY_DOMAIN_CONTROLLER);
+       status = drs_security_level_check(dce_call, "DsRemoveDSServer", SECURITY_DOMAIN_CONTROLLER, NULL);
        if (!W_ERROR_IS_OK(status)) {
                return status;
        }
@@ -626,7 +702,7 @@ static WERROR dcesrv_drsuapi_DsGetDomainControllerInfo_1(struct drsuapi_bind_sta
                                                 LDB_SCOPE_BASE, attrs_ntds, "objectClass=nTDSDSA");
                        if (ret == LDB_SUCCESS && res_ntds->count == 1) {
                                ctr2->array[i].is_gc
-                                       = (ldb_msg_find_attr_as_int(res_ntds->msgs[0], "options", 0) == 1);
+                                       = (ldb_msg_find_attr_as_uint(res_ntds->msgs[0], "options", 0) & DS_NTDSDSA_OPT_IS_GC);
                                ctr2->array[i].ntds_guid 
                                        = samdb_result_guid(res_ntds->msgs[0], "objectGUID");
                                ctr2->array[i].ntds_dn = ldb_dn_get_linearized(res_ntds->msgs[0]->dn);
@@ -725,14 +801,15 @@ static WERROR dcesrv_drsuapi_DsExecuteKCC(struct dcesrv_call_state *dce_call, TA
                                  struct drsuapi_DsExecuteKCC *r)
 {
        WERROR status;
-       status = drs_security_level_check(dce_call, "DsExecuteKCC", SECURITY_DOMAIN_CONTROLLER);
+       status = drs_security_level_check(dce_call, "DsExecuteKCC", SECURITY_DOMAIN_CONTROLLER, NULL);
 
        if (!W_ERROR_IS_OK(status)) {
                return status;
        }
 
        dcesrv_irpc_forward_rpc_call(dce_call, mem_ctx, r, NDR_DRSUAPI_DSEXECUTEKCC,
-                                                               &ndr_table_drsuapi, "kccsrv", "DsExecuteKCC");
+                                    &ndr_table_drsuapi, "kccsrv", "DsExecuteKCC",
+                                    IRPC_CALL_TIMEOUT);
        return WERR_OK;
 }
 
@@ -748,15 +825,16 @@ static WERROR dcesrv_drsuapi_DsReplicaGetInfo(struct dcesrv_call_state *dce_call
        if (!lpcfg_parm_bool(dce_call->conn->dce_ctx->lp_ctx, NULL,
                         "drs", "disable_sec_check", false)) {
                level = security_session_user_level(dce_call->conn->auth_state.session_info, NULL);
-               if (level < SECURITY_ADMINISTRATOR) {
+               if (level < SECURITY_DOMAIN_CONTROLLER) {
                        DEBUG(1,(__location__ ": Administrator access required for DsReplicaGetInfo\n"));
-                       security_token_debug(2, dce_call->conn->auth_state.session_info->security_token);
+                       security_token_debug(0, 2, dce_call->conn->auth_state.session_info->security_token);
                        return WERR_DS_DRA_ACCESS_DENIED;
                }
        }
 
        dcesrv_irpc_forward_rpc_call(dce_call, mem_ctx, r, NDR_DRSUAPI_DSREPLICAGETINFO,
-                                    &ndr_table_drsuapi, "kccsrv", "DsReplicaGetInfo");
+                                    &ndr_table_drsuapi, "kccsrv", "DsReplicaGetInfo",
+                                    IRPC_CALL_TIMEOUT);
 
        return WERR_OK;
 }