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38628b1e32
Different gcc versions complain at different places Signed-off-by: Volker Lendecke <vl@samba.org> Reviewed-by: Alexander Bokovoy <ab@samba.org> Autobuild-User(master): Volker Lendecke <vl@samba.org> Autobuild-Date(master): Tue Mar 3 13:14:53 CET 2015 on sn-devel-104
923 lines
25 KiB
C
923 lines
25 KiB
C
/*
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Unix SMB/CIFS implementation.
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Copyright (C) Rafal Szczesniak 2005
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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/*
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a composite functions for user management operations (add/del/chg)
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*/
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#include "includes.h"
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#include "libcli/composite/composite.h"
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#include "libnet/libnet.h"
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#include "librpc/gen_ndr/ndr_samr_c.h"
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/*
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* Composite USER ADD functionality
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*/
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struct useradd_state {
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struct dcerpc_binding_handle *binding_handle;
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struct policy_handle domain_handle;
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struct samr_CreateUser createuser;
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struct policy_handle user_handle;
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uint32_t user_rid;
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/* information about the progress */
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void (*monitor_fn)(struct monitor_msg *);
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};
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static void continue_useradd_create(struct tevent_req *subreq);
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/**
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* Stage 1 (and the only one for now): Create user account.
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*/
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static void continue_useradd_create(struct tevent_req *subreq)
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{
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struct composite_context *c;
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struct useradd_state *s;
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c = tevent_req_callback_data(subreq, struct composite_context);
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s = talloc_get_type(c->private_data, struct useradd_state);
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/* check rpc layer status code */
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c->status = dcerpc_samr_CreateUser_r_recv(subreq, s);
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TALLOC_FREE(subreq);
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if (!composite_is_ok(c)) return;
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/* check create user call status code */
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c->status = s->createuser.out.result;
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/* get created user account data */
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s->user_handle = *s->createuser.out.user_handle;
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s->user_rid = *s->createuser.out.rid;
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/* issue a monitor message */
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if (s->monitor_fn) {
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struct monitor_msg msg;
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struct msg_rpc_create_user rpc_create;
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rpc_create.rid = *s->createuser.out.rid;
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msg.type = mon_SamrCreateUser;
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msg.data = (void*)&rpc_create;
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msg.data_size = sizeof(rpc_create);
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s->monitor_fn(&msg);
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}
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composite_done(c);
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}
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/**
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* Sends asynchronous useradd request
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*
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* @param p dce/rpc call pipe
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* @param io arguments and results of the call
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* @param monitor monitor function for providing information about the progress
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*/
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struct composite_context *libnet_rpc_useradd_send(TALLOC_CTX *mem_ctx,
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struct tevent_context *ev,
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struct dcerpc_binding_handle *b,
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struct libnet_rpc_useradd *io,
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void (*monitor)(struct monitor_msg*))
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{
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struct composite_context *c;
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struct useradd_state *s;
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struct tevent_req *subreq;
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if (!b || !io) return NULL;
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/* composite allocation and setup */
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c = composite_create(mem_ctx, ev);
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if (c == NULL) return NULL;
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s = talloc_zero(c, struct useradd_state);
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if (composite_nomem(s, c)) return c;
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c->private_data = s;
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/* put passed arguments to the state structure */
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s->domain_handle = io->in.domain_handle;
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s->binding_handle= b;
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s->monitor_fn = monitor;
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/* preparing parameters to send rpc request */
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s->createuser.in.domain_handle = &io->in.domain_handle;
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s->createuser.in.account_name = talloc_zero(c, struct lsa_String);
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if (composite_nomem(s->createuser.in.account_name, c)) return c;
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s->createuser.in.account_name->string = talloc_strdup(c, io->in.username);
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if (composite_nomem(s->createuser.in.account_name->string, c)) return c;
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s->createuser.out.user_handle = &s->user_handle;
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s->createuser.out.rid = &s->user_rid;
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/* send the request */
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subreq = dcerpc_samr_CreateUser_r_send(s, c->event_ctx,
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s->binding_handle,
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&s->createuser);
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if (composite_nomem(subreq, c)) return c;
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tevent_req_set_callback(subreq, continue_useradd_create, c);
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return c;
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}
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/**
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* Waits for and receives result of asynchronous useradd call
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*
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* @param c composite context returned by asynchronous useradd call
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* @param mem_ctx memory context of the call
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* @param io pointer to results (and arguments) of the call
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* @return nt status code of execution
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*/
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NTSTATUS libnet_rpc_useradd_recv(struct composite_context *c, TALLOC_CTX *mem_ctx,
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struct libnet_rpc_useradd *io)
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{
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NTSTATUS status;
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struct useradd_state *s;
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status = composite_wait(c);
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if (NT_STATUS_IS_OK(status) && io) {
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/* get and return result of the call */
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s = talloc_get_type(c->private_data, struct useradd_state);
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io->out.user_handle = s->user_handle;
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}
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talloc_free(c);
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return status;
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}
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/**
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* Synchronous version of useradd call
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*
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* @param pipe dce/rpc call pipe
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* @param mem_ctx memory context for the call
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* @param io arguments and results of the call
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* @return nt status code of execution
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*/
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NTSTATUS libnet_rpc_useradd(struct tevent_context *ev,
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struct dcerpc_binding_handle *b,
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TALLOC_CTX *mem_ctx,
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struct libnet_rpc_useradd *io)
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{
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struct composite_context *c = libnet_rpc_useradd_send(mem_ctx, ev, b, io, NULL);
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return libnet_rpc_useradd_recv(c, mem_ctx, io);
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}
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/*
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* Composite USER DELETE functionality
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*/
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struct userdel_state {
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struct dcerpc_binding_handle *binding_handle;
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struct policy_handle domain_handle;
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struct policy_handle user_handle;
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struct samr_LookupNames lookupname;
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struct samr_OpenUser openuser;
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struct samr_DeleteUser deleteuser;
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/* information about the progress */
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void (*monitor_fn)(struct monitor_msg *);
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};
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static void continue_userdel_name_found(struct tevent_req *subreq);
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static void continue_userdel_user_opened(struct tevent_req *subreq);
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static void continue_userdel_deleted(struct tevent_req *subreq);
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/**
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* Stage 1: Lookup the user name and resolve it to rid
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*/
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static void continue_userdel_name_found(struct tevent_req *subreq)
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{
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struct composite_context *c;
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struct userdel_state *s;
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struct monitor_msg msg;
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c = tevent_req_callback_data(subreq, struct composite_context);
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s = talloc_get_type(c->private_data, struct userdel_state);
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/* receive samr_LookupNames result */
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c->status = dcerpc_samr_LookupNames_r_recv(subreq, s);
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TALLOC_FREE(subreq);
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if (!composite_is_ok(c)) return;
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c->status = s->lookupname.out.result;
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if (!NT_STATUS_IS_OK(c->status)) {
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composite_error(c, c->status);
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return;
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}
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/* what to do when there's no user account to delete
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and what if there's more than one rid resolved */
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if (s->lookupname.out.rids->count != s->lookupname.in.num_names) {
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composite_error(c, NT_STATUS_INVALID_NETWORK_RESPONSE);
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return;
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}
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if (s->lookupname.out.types->count != s->lookupname.in.num_names) {
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composite_error(c, NT_STATUS_INVALID_NETWORK_RESPONSE);
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return;
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}
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/* issue a monitor message */
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if (s->monitor_fn) {
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struct msg_rpc_lookup_name msg_lookup;
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msg_lookup.rid = s->lookupname.out.rids->ids;
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msg_lookup.count = s->lookupname.out.rids->count;
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msg.type = mon_SamrLookupName;
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msg.data = (void*)&msg_lookup;
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msg.data_size = sizeof(msg_lookup);
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s->monitor_fn(&msg);
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}
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/* prepare the arguments for rpc call */
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s->openuser.in.domain_handle = &s->domain_handle;
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s->openuser.in.rid = s->lookupname.out.rids->ids[0];
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s->openuser.in.access_mask = SEC_FLAG_MAXIMUM_ALLOWED;
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s->openuser.out.user_handle = &s->user_handle;
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/* send rpc request */
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subreq = dcerpc_samr_OpenUser_r_send(s, c->event_ctx,
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s->binding_handle,
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&s->openuser);
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if (composite_nomem(subreq, c)) return;
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tevent_req_set_callback(subreq, continue_userdel_user_opened, c);
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}
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/**
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* Stage 2: Open user account.
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*/
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static void continue_userdel_user_opened(struct tevent_req *subreq)
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{
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struct composite_context *c;
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struct userdel_state *s;
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struct monitor_msg msg;
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c = tevent_req_callback_data(subreq, struct composite_context);
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s = talloc_get_type(c->private_data, struct userdel_state);
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/* receive samr_OpenUser result */
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c->status = dcerpc_samr_OpenUser_r_recv(subreq, s);
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TALLOC_FREE(subreq);
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if (!composite_is_ok(c)) return;
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c->status = s->openuser.out.result;
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if (!NT_STATUS_IS_OK(c->status)) {
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composite_error(c, c->status);
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return;
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}
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/* issue a monitor message */
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if (s->monitor_fn) {
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struct msg_rpc_open_user msg_open;
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msg_open.rid = s->openuser.in.rid;
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msg_open.access_mask = s->openuser.in.access_mask;
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msg.type = mon_SamrOpenUser;
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msg.data = (void*)&msg_open;
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msg.data_size = sizeof(msg_open);
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s->monitor_fn(&msg);
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}
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/* prepare the final rpc call arguments */
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s->deleteuser.in.user_handle = &s->user_handle;
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s->deleteuser.out.user_handle = &s->user_handle;
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/* send rpc request */
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subreq = dcerpc_samr_DeleteUser_r_send(s, c->event_ctx,
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s->binding_handle,
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&s->deleteuser);
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if (composite_nomem(subreq, c)) return;
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/* callback handler setup */
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tevent_req_set_callback(subreq, continue_userdel_deleted, c);
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}
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/**
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* Stage 3: Delete user account
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*/
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static void continue_userdel_deleted(struct tevent_req *subreq)
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{
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struct composite_context *c;
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struct userdel_state *s;
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struct monitor_msg msg;
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c = tevent_req_callback_data(subreq, struct composite_context);
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s = talloc_get_type(c->private_data, struct userdel_state);
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/* receive samr_DeleteUser result */
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c->status = dcerpc_samr_DeleteUser_r_recv(subreq, s);
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TALLOC_FREE(subreq);
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if (!composite_is_ok(c)) return;
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/* return the actual function call status */
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c->status = s->deleteuser.out.result;
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if (!NT_STATUS_IS_OK(c->status)) {
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composite_error(c, c->status);
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return;
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}
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/* issue a monitor message */
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if (s->monitor_fn) {
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msg.type = mon_SamrDeleteUser;
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msg.data = NULL;
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msg.data_size = 0;
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s->monitor_fn(&msg);
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}
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composite_done(c);
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}
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/**
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* Sends asynchronous userdel request
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*
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* @param p dce/rpc call pipe
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* @param io arguments and results of the call
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* @param monitor monitor function for providing information about the progress
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*/
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struct composite_context *libnet_rpc_userdel_send(TALLOC_CTX *mem_ctx,
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struct tevent_context *ev,
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struct dcerpc_binding_handle *b,
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struct libnet_rpc_userdel *io,
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void (*monitor)(struct monitor_msg*))
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{
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struct composite_context *c;
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struct userdel_state *s;
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struct tevent_req *subreq;
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/* composite context allocation and setup */
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c = composite_create(mem_ctx, ev);
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if (c == NULL) return NULL;
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s = talloc_zero(c, struct userdel_state);
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if (composite_nomem(s, c)) return c;
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c->private_data = s;
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/* store function parameters in the state structure */
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s->binding_handle= b;
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s->domain_handle = io->in.domain_handle;
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s->monitor_fn = monitor;
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/* preparing parameters to send rpc request */
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s->lookupname.in.domain_handle = &io->in.domain_handle;
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s->lookupname.in.num_names = 1;
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s->lookupname.in.names = talloc_zero(s, struct lsa_String);
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s->lookupname.in.names->string = io->in.username;
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s->lookupname.out.rids = talloc_zero(s, struct samr_Ids);
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s->lookupname.out.types = talloc_zero(s, struct samr_Ids);
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if (composite_nomem(s->lookupname.out.rids, c)) return c;
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if (composite_nomem(s->lookupname.out.types, c)) return c;
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/* send the request */
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subreq = dcerpc_samr_LookupNames_r_send(s, c->event_ctx,
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s->binding_handle,
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&s->lookupname);
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if (composite_nomem(subreq, c)) return c;
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/* set the next stage */
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tevent_req_set_callback(subreq, continue_userdel_name_found, c);
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return c;
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}
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/**
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* Waits for and receives results of asynchronous userdel call
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*
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* @param c composite context returned by asynchronous userdel call
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* @param mem_ctx memory context of the call
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* @param io pointer to results (and arguments) of the call
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* @return nt status code of execution
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*/
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NTSTATUS libnet_rpc_userdel_recv(struct composite_context *c, TALLOC_CTX *mem_ctx,
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struct libnet_rpc_userdel *io)
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{
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NTSTATUS status;
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struct userdel_state *s;
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status = composite_wait(c);
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if (NT_STATUS_IS_OK(status) && io) {
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s = talloc_get_type(c->private_data, struct userdel_state);
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io->out.user_handle = s->user_handle;
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}
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talloc_free(c);
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return status;
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}
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/**
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* Synchronous version of userdel call
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*
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* @param pipe dce/rpc call pipe
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* @param mem_ctx memory context for the call
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* @param io arguments and results of the call
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* @return nt status code of execution
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*/
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NTSTATUS libnet_rpc_userdel(struct tevent_context *ev,
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struct dcerpc_binding_handle *b,
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TALLOC_CTX *mem_ctx,
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struct libnet_rpc_userdel *io)
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{
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struct composite_context *c = libnet_rpc_userdel_send(mem_ctx, ev, b, io, NULL);
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return libnet_rpc_userdel_recv(c, mem_ctx, io);
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}
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/*
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* USER MODIFY functionality
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*/
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static void continue_usermod_name_found(struct tevent_req *subreq);
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static void continue_usermod_user_opened(struct tevent_req *subreq);
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static void continue_usermod_user_queried(struct tevent_req *subreq);
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static void continue_usermod_user_changed(struct tevent_req *subreq);
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struct usermod_state {
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struct dcerpc_binding_handle *binding_handle;
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struct policy_handle domain_handle;
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struct policy_handle user_handle;
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struct usermod_change change;
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union samr_UserInfo info;
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struct samr_LookupNames lookupname;
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struct samr_OpenUser openuser;
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struct samr_SetUserInfo setuser;
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struct samr_QueryUserInfo queryuser;
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/* information about the progress */
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void (*monitor_fn)(struct monitor_msg *);
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};
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/**
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* Step 1: Lookup user name
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*/
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static void continue_usermod_name_found(struct tevent_req *subreq)
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{
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struct composite_context *c;
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struct usermod_state *s;
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struct monitor_msg msg;
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c = tevent_req_callback_data(subreq, struct composite_context);
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s = talloc_get_type(c->private_data, struct usermod_state);
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/* receive samr_LookupNames result */
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c->status = dcerpc_samr_LookupNames_r_recv(subreq, s);
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TALLOC_FREE(subreq);
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if (!composite_is_ok(c)) return;
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c->status = s->lookupname.out.result;
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if (!NT_STATUS_IS_OK(c->status)) {
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composite_error(c, c->status);
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return;
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}
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/* what to do when there's no user account to delete
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|
and what if there's more than one rid resolved */
|
|
if (s->lookupname.out.rids->count != s->lookupname.in.num_names) {
|
|
composite_error(c, NT_STATUS_INVALID_NETWORK_RESPONSE);
|
|
return;
|
|
}
|
|
if (s->lookupname.out.types->count != s->lookupname.in.num_names) {
|
|
composite_error(c, NT_STATUS_INVALID_NETWORK_RESPONSE);
|
|
return;
|
|
}
|
|
|
|
/* issue a monitor message */
|
|
if (s->monitor_fn) {
|
|
struct msg_rpc_lookup_name msg_lookup;
|
|
|
|
msg_lookup.rid = s->lookupname.out.rids->ids;
|
|
msg_lookup.count = s->lookupname.out.rids->count;
|
|
|
|
msg.type = mon_SamrLookupName;
|
|
msg.data = (void*)&msg_lookup;
|
|
msg.data_size = sizeof(msg_lookup);
|
|
s->monitor_fn(&msg);
|
|
}
|
|
|
|
/* prepare the next rpc call */
|
|
s->openuser.in.domain_handle = &s->domain_handle;
|
|
s->openuser.in.rid = s->lookupname.out.rids->ids[0];
|
|
s->openuser.in.access_mask = SEC_FLAG_MAXIMUM_ALLOWED;
|
|
s->openuser.out.user_handle = &s->user_handle;
|
|
|
|
/* send the rpc request */
|
|
subreq = dcerpc_samr_OpenUser_r_send(s, c->event_ctx,
|
|
s->binding_handle,
|
|
&s->openuser);
|
|
if (composite_nomem(subreq, c)) return;
|
|
|
|
tevent_req_set_callback(subreq, continue_usermod_user_opened, c);
|
|
}
|
|
|
|
|
|
/**
|
|
* Choose a proper level of samr_UserInfo structure depending on required
|
|
* change specified by means of flags field. Subsequent calls of this
|
|
* function are made until there's no flags set meaning that all of the
|
|
* changes have been made.
|
|
*/
|
|
static bool usermod_setfields(struct usermod_state *s, uint16_t *level,
|
|
union samr_UserInfo *i, bool queried)
|
|
{
|
|
if (s->change.fields == 0) return s->change.fields;
|
|
|
|
*level = 0;
|
|
|
|
if ((s->change.fields & USERMOD_FIELD_ACCOUNT_NAME) &&
|
|
(*level == 0 || *level == 7)) {
|
|
*level = 7;
|
|
i->info7.account_name.string = s->change.account_name;
|
|
|
|
s->change.fields ^= USERMOD_FIELD_ACCOUNT_NAME;
|
|
}
|
|
|
|
if ((s->change.fields & USERMOD_FIELD_FULL_NAME) &&
|
|
(*level == 0 || *level == 8)) {
|
|
*level = 8;
|
|
i->info8.full_name.string = s->change.full_name;
|
|
|
|
s->change.fields ^= USERMOD_FIELD_FULL_NAME;
|
|
}
|
|
|
|
if ((s->change.fields & USERMOD_FIELD_DESCRIPTION) &&
|
|
(*level == 0 || *level == 13)) {
|
|
*level = 13;
|
|
i->info13.description.string = s->change.description;
|
|
|
|
s->change.fields ^= USERMOD_FIELD_DESCRIPTION;
|
|
}
|
|
|
|
if ((s->change.fields & USERMOD_FIELD_COMMENT) &&
|
|
(*level == 0 || *level == 2)) {
|
|
*level = 2;
|
|
|
|
if (queried) {
|
|
/* the user info is obtained, so now set the required field */
|
|
i->info2.comment.string = s->change.comment;
|
|
s->change.fields ^= USERMOD_FIELD_COMMENT;
|
|
|
|
} else {
|
|
/* we need to query the user info before setting one field in it */
|
|
return false;
|
|
}
|
|
}
|
|
|
|
if ((s->change.fields & USERMOD_FIELD_LOGON_SCRIPT) &&
|
|
(*level == 0 || *level == 11)) {
|
|
*level = 11;
|
|
i->info11.logon_script.string = s->change.logon_script;
|
|
|
|
s->change.fields ^= USERMOD_FIELD_LOGON_SCRIPT;
|
|
}
|
|
|
|
if ((s->change.fields & USERMOD_FIELD_PROFILE_PATH) &&
|
|
(*level == 0 || *level == 12)) {
|
|
*level = 12;
|
|
i->info12.profile_path.string = s->change.profile_path;
|
|
|
|
s->change.fields ^= USERMOD_FIELD_PROFILE_PATH;
|
|
}
|
|
|
|
if ((s->change.fields & USERMOD_FIELD_HOME_DIRECTORY) &&
|
|
(*level == 0 || *level == 10)) {
|
|
*level = 10;
|
|
|
|
if (queried) {
|
|
i->info10.home_directory.string = s->change.home_directory;
|
|
s->change.fields ^= USERMOD_FIELD_HOME_DIRECTORY;
|
|
} else {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
if ((s->change.fields & USERMOD_FIELD_HOME_DRIVE) &&
|
|
(*level == 0 || *level == 10)) {
|
|
*level = 10;
|
|
|
|
if (queried) {
|
|
i->info10.home_drive.string = s->change.home_drive;
|
|
s->change.fields ^= USERMOD_FIELD_HOME_DRIVE;
|
|
} else {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
if ((s->change.fields & USERMOD_FIELD_ACCT_EXPIRY) &&
|
|
(*level == 0 || *level == 17)) {
|
|
*level = 17;
|
|
i->info17.acct_expiry = timeval_to_nttime(s->change.acct_expiry);
|
|
|
|
s->change.fields ^= USERMOD_FIELD_ACCT_EXPIRY;
|
|
}
|
|
|
|
if ((s->change.fields & USERMOD_FIELD_ACCT_FLAGS) &&
|
|
(*level == 0 || *level == 16)) {
|
|
*level = 16;
|
|
i->info16.acct_flags = s->change.acct_flags;
|
|
|
|
s->change.fields ^= USERMOD_FIELD_ACCT_FLAGS;
|
|
}
|
|
|
|
/* We're going to be here back again soon unless all fields have been set */
|
|
return true;
|
|
}
|
|
|
|
|
|
static NTSTATUS usermod_change(struct composite_context *c,
|
|
struct usermod_state *s)
|
|
{
|
|
bool do_set;
|
|
union samr_UserInfo *i = &s->info;
|
|
struct tevent_req *subreq;
|
|
|
|
/* set the level to invalid value, so that unless setfields routine
|
|
gives it a valid value we report the error correctly */
|
|
uint16_t level = 27;
|
|
|
|
/* prepare UserInfo level and data based on bitmask field */
|
|
do_set = usermod_setfields(s, &level, i, false);
|
|
|
|
if (level < 1 || level > 26) {
|
|
/* apparently there's a field that the setfields routine
|
|
does not know how to set */
|
|
return NT_STATUS_INVALID_PARAMETER;
|
|
}
|
|
|
|
/* If some specific level is used to set user account data and the change
|
|
itself does not cover all fields then we need to query the user info
|
|
first, right before changing the data. Otherwise we could set required
|
|
fields and accidentally reset the others.
|
|
*/
|
|
if (!do_set) {
|
|
s->queryuser.in.user_handle = &s->user_handle;
|
|
s->queryuser.in.level = level;
|
|
s->queryuser.out.info = talloc(s, union samr_UserInfo *);
|
|
if (composite_nomem(s->queryuser.out.info, c)) return NT_STATUS_NO_MEMORY;
|
|
|
|
|
|
/* send query user info request to retrieve complete data of
|
|
a particular info level */
|
|
subreq = dcerpc_samr_QueryUserInfo_r_send(s, c->event_ctx,
|
|
s->binding_handle,
|
|
&s->queryuser);
|
|
if (composite_nomem(subreq, c)) return NT_STATUS_NO_MEMORY;
|
|
tevent_req_set_callback(subreq, continue_usermod_user_queried, c);
|
|
|
|
} else {
|
|
s->setuser.in.user_handle = &s->user_handle;
|
|
s->setuser.in.level = level;
|
|
s->setuser.in.info = i;
|
|
|
|
/* send set user info request after making required change */
|
|
subreq = dcerpc_samr_SetUserInfo_r_send(s, c->event_ctx,
|
|
s->binding_handle,
|
|
&s->setuser);
|
|
if (composite_nomem(subreq, c)) return NT_STATUS_NO_MEMORY;
|
|
tevent_req_set_callback(subreq, continue_usermod_user_changed, c);
|
|
}
|
|
|
|
return NT_STATUS_OK;
|
|
}
|
|
|
|
|
|
/**
|
|
* Stage 2: Open user account
|
|
*/
|
|
static void continue_usermod_user_opened(struct tevent_req *subreq)
|
|
{
|
|
struct composite_context *c;
|
|
struct usermod_state *s;
|
|
|
|
c = tevent_req_callback_data(subreq, struct composite_context);
|
|
s = talloc_get_type(c->private_data, struct usermod_state);
|
|
|
|
c->status = dcerpc_samr_OpenUser_r_recv(subreq, s);
|
|
TALLOC_FREE(subreq);
|
|
if (!composite_is_ok(c)) return;
|
|
|
|
c->status = s->openuser.out.result;
|
|
if (!NT_STATUS_IS_OK(c->status)) {
|
|
composite_error(c, c->status);
|
|
return;
|
|
}
|
|
|
|
c->status = usermod_change(c, s);
|
|
}
|
|
|
|
|
|
/**
|
|
* Stage 2a (optional): Query the user information
|
|
*/
|
|
static void continue_usermod_user_queried(struct tevent_req *subreq)
|
|
{
|
|
struct composite_context *c;
|
|
struct usermod_state *s;
|
|
union samr_UserInfo *i;
|
|
uint16_t level = 0;
|
|
|
|
c = tevent_req_callback_data(subreq, struct composite_context);
|
|
s = talloc_get_type(c->private_data, struct usermod_state);
|
|
|
|
i = &s->info;
|
|
|
|
/* receive samr_QueryUserInfo result */
|
|
c->status = dcerpc_samr_QueryUserInfo_r_recv(subreq, s);
|
|
TALLOC_FREE(subreq);
|
|
if (!composite_is_ok(c)) return;
|
|
|
|
c->status = s->queryuser.out.result;
|
|
if (!NT_STATUS_IS_OK(c->status)) {
|
|
composite_error(c, c->status);
|
|
return;
|
|
}
|
|
|
|
/* get returned user data and make a change (potentially one
|
|
of many) */
|
|
s->info = *(*s->queryuser.out.info);
|
|
|
|
usermod_setfields(s, &level, i, true);
|
|
|
|
/* prepare rpc call arguments */
|
|
s->setuser.in.user_handle = &s->user_handle;
|
|
s->setuser.in.level = level;
|
|
s->setuser.in.info = i;
|
|
|
|
/* send the rpc request */
|
|
subreq = dcerpc_samr_SetUserInfo_r_send(s, c->event_ctx,
|
|
s->binding_handle,
|
|
&s->setuser);
|
|
if (composite_nomem(subreq, c)) return;
|
|
tevent_req_set_callback(subreq, continue_usermod_user_changed, c);
|
|
}
|
|
|
|
|
|
/**
|
|
* Stage 3: Set new user account data
|
|
*/
|
|
static void continue_usermod_user_changed(struct tevent_req *subreq)
|
|
{
|
|
struct composite_context *c;
|
|
struct usermod_state *s;
|
|
|
|
c = tevent_req_callback_data(subreq, struct composite_context);
|
|
s = talloc_get_type(c->private_data, struct usermod_state);
|
|
|
|
/* receive samr_SetUserInfo result */
|
|
c->status = dcerpc_samr_SetUserInfo_r_recv(subreq, s);
|
|
TALLOC_FREE(subreq);
|
|
if (!composite_is_ok(c)) return;
|
|
|
|
/* return the actual function call status */
|
|
c->status = s->setuser.out.result;
|
|
if (!NT_STATUS_IS_OK(c->status)) {
|
|
composite_error(c, c->status);
|
|
return;
|
|
}
|
|
|
|
if (s->change.fields == 0) {
|
|
/* all fields have been set - we're done */
|
|
composite_done(c);
|
|
|
|
} else {
|
|
/* something's still not changed - repeat the procedure */
|
|
c->status = usermod_change(c, s);
|
|
}
|
|
}
|
|
|
|
|
|
/**
|
|
* Sends asynchronous usermod request
|
|
*
|
|
* @param p dce/rpc call pipe
|
|
* @param io arguments and results of the call
|
|
* @param monitor monitor function for providing information about the progress
|
|
*/
|
|
|
|
struct composite_context *libnet_rpc_usermod_send(TALLOC_CTX *mem_ctx,
|
|
struct tevent_context *ev,
|
|
struct dcerpc_binding_handle *b,
|
|
struct libnet_rpc_usermod *io,
|
|
void (*monitor)(struct monitor_msg*))
|
|
{
|
|
struct composite_context *c;
|
|
struct usermod_state *s;
|
|
struct tevent_req *subreq;
|
|
|
|
/* composite context allocation and setup */
|
|
c = composite_create(mem_ctx, ev);
|
|
if (c == NULL) return NULL;
|
|
s = talloc_zero(c, struct usermod_state);
|
|
if (composite_nomem(s, c)) return c;
|
|
|
|
c->private_data = s;
|
|
|
|
/* store parameters in the call structure */
|
|
s->binding_handle= b;
|
|
s->domain_handle = io->in.domain_handle;
|
|
s->change = io->in.change;
|
|
s->monitor_fn = monitor;
|
|
|
|
/* prepare rpc call arguments */
|
|
s->lookupname.in.domain_handle = &io->in.domain_handle;
|
|
s->lookupname.in.num_names = 1;
|
|
s->lookupname.in.names = talloc_zero(s, struct lsa_String);
|
|
s->lookupname.in.names->string = io->in.username;
|
|
s->lookupname.out.rids = talloc_zero(s, struct samr_Ids);
|
|
s->lookupname.out.types = talloc_zero(s, struct samr_Ids);
|
|
if (composite_nomem(s->lookupname.out.rids, c)) return c;
|
|
if (composite_nomem(s->lookupname.out.types, c)) return c;
|
|
|
|
/* send the rpc request */
|
|
subreq = dcerpc_samr_LookupNames_r_send(s, c->event_ctx,
|
|
s->binding_handle,
|
|
&s->lookupname);
|
|
if (composite_nomem(subreq, c)) return c;
|
|
|
|
/* callback handler setup */
|
|
tevent_req_set_callback(subreq, continue_usermod_name_found, c);
|
|
return c;
|
|
}
|
|
|
|
|
|
/**
|
|
* Waits for and receives results of asynchronous usermod call
|
|
*
|
|
* @param c composite context returned by asynchronous usermod call
|
|
* @param mem_ctx memory context of the call
|
|
* @param io pointer to results (and arguments) of the call
|
|
* @return nt status code of execution
|
|
*/
|
|
|
|
NTSTATUS libnet_rpc_usermod_recv(struct composite_context *c, TALLOC_CTX *mem_ctx,
|
|
struct libnet_rpc_usermod *io)
|
|
{
|
|
NTSTATUS status;
|
|
|
|
status = composite_wait(c);
|
|
|
|
talloc_free(c);
|
|
return status;
|
|
}
|
|
|
|
|
|
/**
|
|
* Synchronous version of usermod call
|
|
*
|
|
* @param pipe dce/rpc call pipe
|
|
* @param mem_ctx memory context for the call
|
|
* @param io arguments and results of the call
|
|
* @return nt status code of execution
|
|
*/
|
|
|
|
NTSTATUS libnet_rpc_usermod(struct tevent_context *ev,
|
|
struct dcerpc_binding_handle *b,
|
|
TALLOC_CTX *mem_ctx,
|
|
struct libnet_rpc_usermod *io)
|
|
{
|
|
struct composite_context *c = libnet_rpc_usermod_send(mem_ctx, ev, b, io, NULL);
|
|
return libnet_rpc_usermod_recv(c, mem_ctx, io);
|
|
}
|