s4: remove SET_HWM and SET_DUAL_HWM from wb_samba3_protocol
[amitay/samba.git] / source4 / winbind / wb_samba3_protocol.c
index 8580f2a163f5c352cbd3ea85dadcdb2521bec3d7..b790bc4602618a2057bc97c92136ff9294bd917b 100644 (file)
@@ -7,7 +7,7 @@
 
    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
+   the Free Software Foundation; either version 3 of the License, or
    (at your option) any later version.
    
    This program is distributed in the hope that it will be useful,
    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.
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
 #include "includes.h"
-#include "nsswitch/winbindd_nss.h"
 #include "winbind/wb_server.h"
 #include "smbd/service_stream.h"
 #include "lib/stream/packet.h"
+#include "lib/tsocket/tsocket.h"
 
 /*
   work out if a packet is complete for protocols that use a 32 bit host byte
   order length
 */
-NTSTATUS wbsrv_samba3_packet_full_request(void *private, DATA_BLOB blob, size_t *size)
+NTSTATUS wbsrv_samba3_packet_full_request(void *private_data, DATA_BLOB blob, size_t *size)
 {
        uint32_t *len;
        if (blob.length < 4) {
@@ -45,45 +44,39 @@ NTSTATUS wbsrv_samba3_packet_full_request(void *private, DATA_BLOB blob, size_t
 }
 
 
-NTSTATUS wbsrv_samba3_pull_request(DATA_BLOB blob, struct wbsrv_connection *wbconn,
-                                  struct wbsrv_samba3_call **_call)
+NTSTATUS wbsrv_samba3_pull_request(struct wbsrv_samba3_call *call)
 {
-       struct wbsrv_samba3_call *call;
-
-       if (blob.length != sizeof(call->request)) {
+       if (call->in.length != sizeof(*call->request)) {
                DEBUG(0,("wbsrv_samba3_pull_request: invalid blob length %lu should be %lu\n"
                         " make sure you use the correct winbind client tools!\n",
-                        (long)blob.length, (long)sizeof(call->request)));
+                        (long)call->in.length, (long)sizeof(*call->request)));
                return NT_STATUS_INVALID_PARAMETER;
        }
 
-       call = talloc_zero(wbconn, struct wbsrv_samba3_call);
-       NT_STATUS_HAVE_NO_MEMORY(call);
+       call->request = talloc_zero(call, struct winbindd_request);
+       NT_STATUS_HAVE_NO_MEMORY(call->request);
 
        /* the packet layout is the same as the in memory layout of the request, so just copy it */
-       memcpy(&call->request, blob.data, sizeof(call->request));
+       memcpy(call->request, call->in.data, sizeof(*call->request));
 
-       call->wbconn = wbconn;
-       call->event_ctx = call->wbconn->conn->event.ctx;
-       
-       *_call = call;
        return NT_STATUS_OK;
 }
 
 NTSTATUS wbsrv_samba3_handle_call(struct wbsrv_samba3_call *s3call)
 {
-       DEBUG(10, ("Got winbind samba3 request %d\n", s3call->request.cmd));
+       DEBUG(10, ("Got winbind samba3 request %d\n", s3call->request->cmd));
 
-       s3call->response.length = sizeof(s3call->response);
+       s3call->response = talloc_zero(s3call, struct winbindd_response);
+       NT_STATUS_HAVE_NO_MEMORY(s3call->request);
 
-       switch(s3call->request.cmd) {
+       s3call->response->length = sizeof(*s3call->response);
+
+       switch(s3call->request->cmd) {
        case WINBINDD_INTERFACE_VERSION:
                return wbsrv_samba3_interface_version(s3call);
 
-#if 0
        case WINBINDD_CHECK_MACHACC:
                return wbsrv_samba3_check_machacc(s3call);
-#endif
 
        case WINBINDD_PING:
                return wbsrv_samba3_ping(s3call);
@@ -121,88 +114,138 @@ NTSTATUS wbsrv_samba3_handle_call(struct wbsrv_samba3_call *s3call)
        case WINBINDD_GETUSERSIDS:
                return wbsrv_samba3_usersids(s3call);
 
+       case WINBINDD_LIST_GROUPS:
+               return wbsrv_samba3_list_groups(s3call);
+
        case WINBINDD_LIST_TRUSTDOM:
                return wbsrv_samba3_list_trustdom(s3call);
 
-               /* Unimplemented commands */
+       case WINBINDD_LIST_USERS:
+               return wbsrv_samba3_list_users(s3call);
 
        case WINBINDD_GETPWNAM:
+               return wbsrv_samba3_getpwnam(s3call);
+
        case WINBINDD_GETPWUID:
+               return wbsrv_samba3_getpwuid(s3call);
+
+       case WINBINDD_SETPWENT:
+               return wbsrv_samba3_setpwent(s3call);
+
+       case WINBINDD_GETPWENT:
+               return wbsrv_samba3_getpwent(s3call);
+
+       case WINBINDD_ENDPWENT:
+               return wbsrv_samba3_endpwent(s3call);
+
        case WINBINDD_GETGRNAM:
+               return wbsrv_samba3_getgrnam(s3call);
+
        case WINBINDD_GETGRGID:
+               return wbsrv_samba3_getgrgid(s3call);
+
        case WINBINDD_GETGROUPS:
-       case WINBINDD_SETPWENT:
-       case WINBINDD_ENDPWENT:
-       case WINBINDD_GETPWENT:
+               return wbsrv_samba3_getgroups(s3call);
+
        case WINBINDD_SETGRENT:
-       case WINBINDD_ENDGRENT:
+               return wbsrv_samba3_setgrent(s3call);
+
        case WINBINDD_GETGRENT:
-       case WINBINDD_PAM_CHAUTHTOK:
-       case WINBINDD_LIST_USERS:
-       case WINBINDD_LIST_GROUPS:
+               return wbsrv_samba3_getgrent(s3call);
+
+       case WINBINDD_ENDGRENT:
+               return wbsrv_samba3_endgrent(s3call);
+
        case WINBINDD_SID_TO_UID:
+       case WINBINDD_DUAL_SID2UID:
+               return wbsrv_samba3_sid2uid(s3call);
+
        case WINBINDD_SID_TO_GID:
+       case WINBINDD_DUAL_SID2GID:
+               return wbsrv_samba3_sid2gid(s3call);
+
        case WINBINDD_UID_TO_SID:
+       case WINBINDD_DUAL_UID2SID:
+               return wbsrv_samba3_uid2sid(s3call);
+
        case WINBINDD_GID_TO_SID:
-       case WINBINDD_ALLOCATE_RID:
-       case WINBINDD_ALLOCATE_RID_AND_GID:
-       case WINBINDD_CHECK_MACHACC:
+       case WINBINDD_DUAL_GID2SID:
+               return wbsrv_samba3_gid2sid(s3call);
+
        case WINBINDD_DOMAIN_INFO:
+               return wbsrv_samba3_domain_info(s3call);
+
+       case WINBINDD_PAM_LOGOFF:
+               return wbsrv_samba3_pam_logoff(s3call);
+
+       /* Unimplemented commands */
+       case WINBINDD_GETPWSID:
+       case WINBINDD_PAM_CHAUTHTOK:
+       case WINBINDD_PAM_CHNG_PSWD_AUTH_CRAP:
+       case WINBINDD_LOOKUPRIDS:
+       case WINBINDD_SIDS_TO_XIDS:
+       case WINBINDD_ALLOCATE_UID:
+       case WINBINDD_ALLOCATE_GID:
+       case WINBINDD_SET_MAPPING:
+       case WINBINDD_REMOVE_MAPPING:
        case WINBINDD_SHOW_SEQUENCE:
        case WINBINDD_WINS_BYIP:
        case WINBINDD_WINS_BYNAME:
        case WINBINDD_GETGRLST:
+       case WINBINDD_GETSIDALIASES:
+       case WINBINDD_DSGETDCNAME:
        case WINBINDD_INIT_CONNECTION:
-       case WINBINDD_DUAL_SID2UID:
-       case WINBINDD_DUAL_SID2GID:
-       case WINBINDD_DUAL_IDMAPSET:
-       case WINBINDD_DUAL_UID2NAME:
-       case WINBINDD_DUAL_NAME2UID:
-       case WINBINDD_DUAL_GID2NAME:
-       case WINBINDD_DUAL_NAME2GID:
+       case WINBINDD_DUAL_SIDS2XIDS:
+       case WINBINDD_DUAL_SET_MAPPING:
+       case WINBINDD_DUAL_REMOVE_MAPPING:
        case WINBINDD_DUAL_USERINFO:
        case WINBINDD_DUAL_GETSIDALIASES:
+       case WINBINDD_DUAL_NDRCMD:
+       case WINBINDD_CCACHE_NTLMAUTH:
        case WINBINDD_NUM_CMDS:
                DEBUG(10, ("Unimplemented winbind samba3 request %d\n", 
-                          s3call->request.cmd));
+                          s3call->request->cmd));
                break;
        }
 
-       s3call->response.result = WINBINDD_ERROR;
+       s3call->response->result = WINBINDD_ERROR;
        return NT_STATUS_OK;
 }
 
-static NTSTATUS wbsrv_samba3_push_reply(struct wbsrv_samba3_call *call, TALLOC_CTX *mem_ctx, DATA_BLOB *_blob)
+static NTSTATUS wbsrv_samba3_push_reply(struct wbsrv_samba3_call *call)
 {
-       DATA_BLOB blob;
        uint8_t *extra_data;
        size_t extra_data_len = 0;
 
-       extra_data = call->response.extra_data;
-       if (extra_data) {
-               extra_data_len = call->response.length -
-                       sizeof(call->response);
+       extra_data = (uint8_t *)call->response->extra_data.data;
+       if (extra_data != NULL) {
+               extra_data_len = call->response->length -
+                       sizeof(*call->response);
        }
 
-       blob = data_blob_talloc(mem_ctx, NULL, call->response.length);
-       NT_STATUS_HAVE_NO_MEMORY(blob.data);
+       call->out = data_blob_talloc(call, NULL, call->response->length);
+       NT_STATUS_HAVE_NO_MEMORY(call->out.data);
 
        /* don't push real pointer values into sockets */
        if (extra_data) {
-               call->response.extra_data = (void *)0xFFFFFFFF;
+               call->response->extra_data.data = (void *)0xFFFFFFFF;
        }
-       memcpy(blob.data, &call->response, sizeof(call->response));
+
+       memcpy(call->out.data, call->response, sizeof(*call->response));
        /* set back the pointer */
-       call->response.extra_data = extra_data;
+       call->response->extra_data.data = extra_data;
 
        if (extra_data) {
-               memcpy(blob.data + sizeof(call->response), extra_data, extra_data_len);
+               memcpy(call->out.data + sizeof(*call->response),
+                      extra_data,
+                      extra_data_len);
        }
 
-       *_blob = blob;
        return NT_STATUS_OK;
 }
 
+static void wbsrv_samba3_send_reply_done(struct tevent_req *subreq);
+
 /*
  * queue a wbsrv_call reply on a wbsrv_connection
  * NOTE: that this implies talloc_free(call),
@@ -211,38 +254,68 @@ static NTSTATUS wbsrv_samba3_push_reply(struct wbsrv_samba3_call *call, TALLOC_C
  */
 NTSTATUS wbsrv_samba3_send_reply(struct wbsrv_samba3_call *call)
 {
-       struct wbsrv_connection *wbconn = call->wbconn;
-       DATA_BLOB rep;
+       struct wbsrv_connection *wbsrv_conn = call->wbconn;
+       struct tevent_req *subreq;
        NTSTATUS status;
 
-       status = wbsrv_samba3_push_reply(call, call, &rep);
+       status = wbsrv_samba3_push_reply(call);
        NT_STATUS_NOT_OK_RETURN(status);
 
-       status = packet_send(call->wbconn->packet, rep);
-       
-       talloc_free(call);
-
-       if (!NT_STATUS_IS_OK(status)) {
-               wbsrv_terminate_connection(wbconn,
-                                          "failed to packet_send winbindd reply");
-               return status;
+       call->out_iov[0].iov_base = (char *) call->out.data;
+       call->out_iov[0].iov_len = call->out.length;
+
+       subreq = tstream_writev_queue_send(call,
+                                          wbsrv_conn->conn->event.ctx,
+                                          wbsrv_conn->tstream,
+                                          wbsrv_conn->send_queue,
+                                          call->out_iov, 1);
+       if (subreq == NULL) {
+               wbsrv_terminate_connection(wbsrv_conn, "wbsrv_call_loop: "
+                               "no memory for tstream_writev_queue_send");
+               return NT_STATUS_NO_MEMORY;
        }
-       /* the call isn't needed any more */
+       tevent_req_set_callback(subreq, wbsrv_samba3_send_reply_done, call);
+
        return status;
 }
 
-NTSTATUS wbsrv_samba3_process(void *private, DATA_BLOB blob)
+static void wbsrv_samba3_send_reply_done(struct tevent_req *subreq)
+{
+       struct wbsrv_samba3_call *call = tevent_req_callback_data(subreq,
+                       struct wbsrv_samba3_call);
+       int sys_errno;
+       int rc;
+
+       rc = tstream_writev_queue_recv(subreq, &sys_errno);
+       TALLOC_FREE(subreq);
+       if (rc == -1) {
+               const char *reason;
+
+               reason = talloc_asprintf(call, "wbsrv_samba3_send_reply_done: "
+                                        "tstream_writev_queue_recv() - %d:%s",
+                                        sys_errno, strerror(sys_errno));
+               if (reason == NULL) {
+                       reason = "wbsrv_samba3_send_reply_done: "
+                                "tstream_writev_queue_recv() failed";
+               }
+
+               wbsrv_terminate_connection(call->wbconn, reason);
+               return;
+       }
+
+       talloc_free(call);
+}
+
+NTSTATUS wbsrv_samba3_process(struct wbsrv_samba3_call *call)
 {
        NTSTATUS status;
-       struct wbsrv_connection *wbconn = talloc_get_type(private, 
-                                                         struct wbsrv_connection);
-       struct wbsrv_samba3_call *call;
-       status = wbsrv_samba3_pull_request(blob, wbconn, &call);
+
+       status = wbsrv_samba3_pull_request(call);
        
        if (!NT_STATUS_IS_OK(status)) {
                return status;
        }
-       
+
        status = wbsrv_samba3_handle_call(call);
 
        if (!NT_STATUS_IS_OK(status)) {