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40119dcb1d
rafal
(This used to be commit eaaefa374c
)
678 lines
17 KiB
C
678 lines
17 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 2 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, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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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/raw/libcliraw.h"
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#include "libcli/composite/composite.h"
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#include "libcli/composite/monitor.h"
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#include "librpc/gen_ndr/ndr_samr.h"
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#include "libnet/composite.h"
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#include "libnet/userman.h"
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#include "libnet/userinfo.h"
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/*
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* Composite user add function
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*/
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static void useradd_handler(struct rpc_request*);
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enum useradd_stage { USERADD_CREATE };
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struct useradd_state {
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enum useradd_stage stage;
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struct dcerpc_pipe *pipe;
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struct rpc_request *req;
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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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};
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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 NTSTATUS useradd_create(struct composite_context *c,
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struct useradd_state *s)
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{
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c->status = dcerpc_ndr_request_recv(s->req);
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NT_STATUS_NOT_OK_RETURN(c->status);
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c->state = SMBCLI_REQUEST_DONE;
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return NT_STATUS_OK;
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}
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/**
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* Event handler for asynchronous request. Handles transition through
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* intermediate stages of the call.
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*
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* @param req rpc call context
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*/
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static void useradd_handler(struct rpc_request *req)
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{
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struct composite_context *c = req->async.private;
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struct useradd_state *s = talloc_get_type(c->private, struct useradd_state);
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struct monitor_msg msg;
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struct msg_rpc_create_user *rpc_create;
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switch (s->stage) {
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case USERADD_CREATE:
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c->status = useradd_create(c, s);
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msg.type = rpc_create_user;
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rpc_create = talloc(s, struct msg_rpc_create_user);
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rpc_create->rid = *s->createuser.out.rid;
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msg.data = (void*)rpc_create;
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msg.data_size = sizeof(*rpc_create);
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break;
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}
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if (!NT_STATUS_IS_OK(c->status)) {
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c->state = SMBCLI_REQUEST_ERROR;
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}
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if (c->monitor_fn) {
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c->monitor_fn(&msg);
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}
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if (c->state >= SMBCLI_REQUEST_DONE &&
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c->async.fn) {
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c->async.fn(c);
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}
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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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*/
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struct composite_context *libnet_rpc_useradd_send(struct dcerpc_pipe *p,
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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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c = talloc_zero(p, struct composite_context);
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if (c == NULL) goto failure;
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s = talloc_zero(c, struct useradd_state);
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if (s == NULL) goto failure;
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s->domain_handle = io->in.domain_handle;
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s->pipe = p;
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c->state = SMBCLI_REQUEST_SEND;
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c->private = s;
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c->event_ctx = dcerpc_event_context(p);
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c->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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s->createuser.in.account_name->string = talloc_strdup(c, io->in.username);
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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 request */
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s->req = dcerpc_samr_CreateUser_send(p, c, &s->createuser);
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/* callback handler */
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s->req->async.callback = useradd_handler;
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s->req->async.private = c;
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s->stage = USERADD_CREATE;
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return c;
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failure:
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talloc_free(c);
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return NULL;
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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, 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 dcerpc_pipe *pipe,
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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(pipe, 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 function
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*/
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static void userdel_handler(struct rpc_request*);
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enum userdel_stage { USERDEL_LOOKUP, USERDEL_OPEN, USERDEL_DELETE };
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struct userdel_state {
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enum userdel_stage stage;
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struct dcerpc_pipe *pipe;
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struct rpc_request *req;
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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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};
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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 NTSTATUS userdel_lookup(struct composite_context *c,
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struct userdel_state *s)
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{
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NTSTATUS status = NT_STATUS_UNSUCCESSFUL;
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c->status = dcerpc_ndr_request_recv(s->req);
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NT_STATUS_NOT_OK_RETURN(c->status);
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if (!s->lookupname.out.rids.count) {
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/* TODO: no such user */
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status = NT_STATUS_NO_SUCH_USER;
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} else if (!s->lookupname.out.rids.count > 1) {
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/* TODO: ambiguous username */
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status = NT_STATUS_INVALID_ACCOUNT_NAME;
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}
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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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s->req = dcerpc_samr_OpenUser_send(s->pipe, c, &s->openuser);
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s->req->async.callback = userdel_handler;
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s->req->async.private = c;
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s->stage = USERDEL_OPEN;
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return NT_STATUS_OK;
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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 NTSTATUS userdel_open(struct composite_context *c,
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struct userdel_state *s)
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{
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c->status = dcerpc_ndr_request_recv(s->req);
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NT_STATUS_NOT_OK_RETURN(c->status);
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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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s->req = dcerpc_samr_DeleteUser_send(s->pipe, c, &s->deleteuser);
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s->req->async.callback = userdel_handler;
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s->req->async.private = c;
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s->stage = USERDEL_DELETE;
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return NT_STATUS_OK;
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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 NTSTATUS userdel_delete(struct composite_context *c,
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struct userdel_state *s)
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{
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c->status = dcerpc_ndr_request_recv(s->req);
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NT_STATUS_NOT_OK_RETURN(c->status);
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c->state = SMBCLI_REQUEST_DONE;
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return NT_STATUS_OK;
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}
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/**
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* Event handler for asynchronous request. Handles transition through
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* intermediate stages of the call.
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*
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* @param req rpc call context
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*/
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static void userdel_handler(struct rpc_request *req)
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{
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struct composite_context *c = req->async.private;
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struct userdel_state *s = talloc_get_type(c->private, struct userdel_state);
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struct monitor_msg msg;
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struct msg_rpc_lookup_name *msg_lookup;
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struct msg_rpc_open_user *msg_open;
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switch (s->stage) {
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case USERDEL_LOOKUP:
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c->status = userdel_lookup(c, s);
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msg.type = rpc_lookup_name;
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msg_lookup = talloc(s, struct msg_rpc_lookup_name);
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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.data = (void*)msg_lookup;
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msg.data_size = sizeof(*msg_lookup);
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break;
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case USERDEL_OPEN:
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c->status = userdel_open(c, s);
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msg.type = rpc_open_user;
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msg_open = talloc(s, struct msg_rpc_open_user);
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msg_open->rid = s->openuser.in.rid;
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msg_open->access_mask = s->openuser.in.rid;
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msg.data = (void*)msg_open;
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msg.data_size = sizeof(*msg_open);
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break;
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case USERDEL_DELETE:
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c->status = userdel_delete(c, s);
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msg.type = rpc_delete_user;
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msg.data = NULL;
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msg.data_size = 0;
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break;
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}
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if (!NT_STATUS_IS_OK(c->status)) {
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c->state = SMBCLI_REQUEST_ERROR;
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}
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if (c->monitor_fn) {
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c->monitor_fn(&msg);
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}
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if (c->state >= SMBCLI_REQUEST_DONE &&
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c->async.fn) {
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c->async.fn(c);
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}
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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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*/
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struct composite_context *libnet_rpc_userdel_send(struct dcerpc_pipe *p,
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struct libnet_rpc_userdel *io)
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{
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struct composite_context *c;
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struct userdel_state *s;
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c = talloc_zero(p, struct composite_context);
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if (c == NULL) goto failure;
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s = talloc_zero(c, struct userdel_state);
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if (s == NULL) goto failure;
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c->state = SMBCLI_REQUEST_SEND;
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c->private = s;
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c->event_ctx = dcerpc_event_context(p);
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s->pipe = p;
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s->domain_handle = io->in.domain_handle;
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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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/* send the request */
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s->req = dcerpc_samr_LookupNames_send(p, c, &s->lookupname);
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/* callback handler */
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s->req->async.callback = userdel_handler;
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s->req->async.private = c;
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s->stage = USERDEL_LOOKUP;
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return c;
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failure:
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talloc_free(c);
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return NULL;
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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, 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 dcerpc_pipe *pipe,
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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(pipe, io);
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return libnet_rpc_userdel_recv(c, mem_ctx, io);
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}
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static void usermod_handler(struct rpc_request*);
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enum usermod_stage { USERMOD_LOOKUP, USERMOD_OPEN, USERMOD_MODIFY };
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struct usermod_state {
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enum usermod_stage stage;
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struct dcerpc_pipe *pipe;
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struct rpc_request *req;
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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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};
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static NTSTATUS usermod_lookup(struct composite_context *c,
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struct usermod_state *s)
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{
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NTSTATUS status;
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c->status = dcerpc_ndr_request_recv(s->req);
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NT_STATUS_NOT_OK_RETURN(c->status);
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if (!s->lookupname.out.rids.count) {
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/* TODO: no such user */
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status = NT_STATUS_NO_SUCH_USER;
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} else if (!s->lookupname.out.rids.count > 1) {
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/* TODO: ambiguous username */
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status = NT_STATUS_INVALID_ACCOUNT_NAME;
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}
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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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s->req = dcerpc_samr_OpenUser_send(s->pipe, c, &s->openuser);
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s->req->async.callback = usermod_handler;
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s->req->async.private = c;
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s->stage = USERMOD_OPEN;
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return NT_STATUS_OK;
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}
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static NTSTATUS usermod_open(struct composite_context *c,
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struct usermod_state *s)
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{
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union samr_UserInfo *i = &s->info;
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uint16_t level;
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c->status = dcerpc_ndr_request_recv(s->req);
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NT_STATUS_NOT_OK_RETURN(c->status);
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s->setuser.in.user_handle = &s->user_handle;
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/* Prepare UserInfo level and data based on bitmask field */
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if (s->change.fields) {
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if (s->change.fields & USERMOD_FIELD_ACCOUNT_NAME) {
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level = 7;
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i->info7.account_name.length = 2*strlen_m(s->change.account_name);
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i->info7.account_name.size = 2*strlen_m(s->change.account_name);
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i->info7.account_name.string = s->change.account_name;
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s->change.fields ^= USERMOD_FIELD_ACCOUNT_NAME;
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} else if (s->change.fields & USERMOD_FIELD_FULL_NAME) {
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level = 8;
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i->info8.full_name.length = 2*strlen_m(s->change.full_name);
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i->info8.full_name.size = 2*strlen_m(s->change.full_name);
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i->info8.full_name.string = s->change.full_name;
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s->change.fields ^= USERMOD_FIELD_FULL_NAME;
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} else if (s->change.fields & USERMOD_FIELD_DESCRIPTION) {
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level = 13;
|
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i->info13.description.length = 2*strlen_m(s->change.description);
|
|
i->info13.description.size = 2*strlen_m(s->change.description);
|
|
i->info13.description.string = s->change.description;
|
|
|
|
s->change.fields ^= USERMOD_FIELD_DESCRIPTION;
|
|
|
|
} else if (s->change.fields & USERMOD_FIELD_LOGON_SCRIPT) {
|
|
level = 11;
|
|
i->info11.logon_script.length = 2*strlen_m(s->change.logon_script);
|
|
i->info11.logon_script.size = 2*strlen_m(s->change.logon_script);
|
|
i->info11.logon_script.string = s->change.logon_script;
|
|
|
|
s->change.fields ^= USERMOD_FIELD_LOGON_SCRIPT;
|
|
|
|
} else if (s->change.fields & USERMOD_FIELD_PROFILE_PATH) {
|
|
level = 12;
|
|
i->info12.profile_path.length = 2*strlen_m(s->change.profile_path);
|
|
i->info12.profile_path.size = 2*strlen_m(s->change.profile_path);
|
|
i->info12.profile_path.string = s->change.profile_path;
|
|
|
|
s->change.fields ^= USERMOD_FIELD_PROFILE_PATH;
|
|
}
|
|
}
|
|
|
|
s->setuser.in.level = level;
|
|
s->setuser.in.info = i;
|
|
|
|
s->req = dcerpc_samr_SetUserInfo_send(s->pipe, c, &s->setuser);
|
|
|
|
s->req->async.callback = usermod_handler;
|
|
s->req->async.private = c;
|
|
|
|
/* Get back here again unless all fields have been set */
|
|
if (s->change.fields) {
|
|
s->stage = USERMOD_OPEN;
|
|
} else {
|
|
s->stage = USERMOD_MODIFY;
|
|
}
|
|
|
|
return NT_STATUS_OK;
|
|
}
|
|
|
|
|
|
static NTSTATUS usermod_modify(struct composite_context *c,
|
|
struct usermod_state *s)
|
|
{
|
|
c->status = dcerpc_ndr_request_recv(s->req);
|
|
NT_STATUS_NOT_OK_RETURN(c->status);
|
|
|
|
c->state = SMBCLI_REQUEST_DONE;
|
|
|
|
return NT_STATUS_OK;
|
|
}
|
|
|
|
|
|
static void usermod_handler(struct rpc_request *req)
|
|
{
|
|
struct composite_context *c = req->async.private;
|
|
struct usermod_state *s = talloc_get_type(c->private, struct usermod_state);
|
|
struct monitor_msg msg;
|
|
|
|
switch (s->stage) {
|
|
case USERMOD_LOOKUP:
|
|
c->status = usermod_lookup(c, s);
|
|
break;
|
|
case USERMOD_OPEN:
|
|
c->status = usermod_open(c, s);
|
|
break;
|
|
case USERMOD_MODIFY:
|
|
c->status = usermod_modify(c, s);
|
|
break;
|
|
}
|
|
|
|
if (!NT_STATUS_IS_OK(c->status)) {
|
|
c->state = SMBCLI_REQUEST_ERROR;
|
|
}
|
|
|
|
if (c->monitor_fn) {
|
|
c->monitor_fn(&msg);
|
|
}
|
|
|
|
if (c->state >= SMBCLI_REQUEST_DONE &&
|
|
c->async.fn) {
|
|
c->async.fn(c);
|
|
}
|
|
}
|
|
|
|
|
|
struct composite_context *libnet_rpc_usermod_send(struct dcerpc_pipe *p,
|
|
struct libnet_rpc_usermod *io)
|
|
{
|
|
struct composite_context *c;
|
|
struct usermod_state *s;
|
|
|
|
c = talloc_zero(p, struct composite_context);
|
|
if (c == NULL) goto failure;
|
|
|
|
s = talloc_zero(c, struct usermod_state);
|
|
if (s == NULL) goto failure;
|
|
|
|
c->state = SMBCLI_REQUEST_SEND;
|
|
c->private = s;
|
|
c->event_ctx = dcerpc_event_context(p);
|
|
|
|
s->pipe = p;
|
|
s->domain_handle = io->in.domain_handle;
|
|
s->change = io->in.change;
|
|
|
|
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->req = dcerpc_samr_LookupNames_send(p, c, &s->lookupname);
|
|
|
|
s->req->async.callback = usermod_handler;
|
|
s->req->async.private = c;
|
|
s->stage = USERMOD_LOOKUP;
|
|
|
|
return c;
|
|
|
|
failure:
|
|
talloc_free(c);
|
|
return NULL;
|
|
}
|
|
|
|
|
|
NTSTATUS libnet_rpc_usermod_recv(struct composite_context *c, TALLOC_CTX *mem_ctx,
|
|
struct libnet_rpc_usermod *io)
|
|
{
|
|
NTSTATUS status;
|
|
struct usermod_state *s;
|
|
|
|
status = composite_wait(c);
|
|
|
|
talloc_free(c);
|
|
return status;
|
|
}
|
|
|
|
|
|
NTSTATUS libnet_rpc_usermod(struct dcerpc_pipe *pipe,
|
|
TALLOC_CTX *mem_ctx,
|
|
struct libnet_rpc_usermod *io)
|
|
{
|
|
struct composite_context *c = libnet_rpc_usermod_send(pipe, io);
|
|
return libnet_rpc_usermod_recv(c, mem_ctx, io);
|
|
}
|