root/source4/libnet/groupman.c

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DEFINITIONS

This source file includes following definitions.
  1. libnet_rpc_groupadd_send
  2. libnet_rpc_groupadd_recv
  3. continue_groupadd_created
  4. libnet_rpc_groupadd
  5. libnet_rpc_groupdel_send
  6. continue_groupdel_name_found
  7. continue_groupdel_group_opened
  8. continue_groupdel_deleted
  9. libnet_rpc_groupdel_recv
  10. libnet_rpc_groupdel

   1 /* 
   2    Unix SMB/CIFS implementation.
   3 
   4    Copyright (C) Rafal Szczesniak 2007
   5    
   6    This program is free software; you can redistribute it and/or modify
   7    it under the terms of the GNU General Public License as published by
   8    the Free Software Foundation; either version 3 of the License, or
   9    (at your option) any later version.
  10    
  11    This program is distributed in the hope that it will be useful,
  12    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14    GNU General Public License for more details.
  15    
  16    You should have received a copy of the GNU General Public License
  17    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  18 */
  19 
  20 /*
  21   a composite function for manipulating (add/edit/del) groups via samr pipe
  22 */
  23 
  24 #include "includes.h"
  25 #include "libcli/composite/composite.h"
  26 #include "libnet/libnet.h"
  27 #include "librpc/gen_ndr/ndr_samr_c.h"
  28 
  29 
  30 struct groupadd_state {
  31         struct dcerpc_pipe *pipe;
  32         struct policy_handle domain_handle;
  33         struct samr_CreateDomainGroup creategroup;
  34         struct policy_handle group_handle;
  35         uint32_t group_rid;
  36         
  37         void (*monitor_fn)(struct monitor_msg*);
  38 };
  39 
  40 
  41 static void continue_groupadd_created(struct rpc_request *req);
  42 
  43 
  44 struct composite_context* libnet_rpc_groupadd_send(struct dcerpc_pipe *p,
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  45                                                    struct libnet_rpc_groupadd *io,
  46                                                    void (*monitor)(struct monitor_msg*))
  47 {
  48         struct composite_context *c;
  49         struct groupadd_state *s;
  50         struct rpc_request *create_req;
  51 
  52         if (!p || !io) return NULL;
  53 
  54         c = composite_create(p, dcerpc_event_context(p));
  55         if (c == NULL) return NULL;
  56 
  57         s = talloc_zero(c, struct groupadd_state);
  58         if (composite_nomem(s, c)) return c;
  59 
  60         c->private_data = s;
  61 
  62         s->domain_handle = io->in.domain_handle;
  63         s->pipe          = p;
  64         s->monitor_fn    = monitor;
  65 
  66         s->creategroup.in.domain_handle  = &s->domain_handle;
  67 
  68         s->creategroup.in.name           = talloc_zero(c, struct lsa_String);
  69         if (composite_nomem(s->creategroup.in.name, c)) return c;
  70 
  71         s->creategroup.in.name->string   = talloc_strdup(c, io->in.groupname);
  72         if (composite_nomem(s->creategroup.in.name->string, c)) return c;
  73         
  74         s->creategroup.in.access_mask    = 0;
  75         
  76         s->creategroup.out.group_handle  = &s->group_handle;
  77         s->creategroup.out.rid           = &s->group_rid;
  78         
  79         create_req = dcerpc_samr_CreateDomainGroup_send(s->pipe, c, &s->creategroup);
  80         if (composite_nomem(create_req, c)) return c;
  81 
  82         composite_continue_rpc(c, create_req, continue_groupadd_created, c);
  83         return c;
  84 }
  85 
  86 
  87 NTSTATUS libnet_rpc_groupadd_recv(struct composite_context *c, TALLOC_CTX *mem_ctx,
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  88                                   struct libnet_rpc_groupadd *io)
  89 {
  90         NTSTATUS status;
  91         struct groupadd_state *s;
  92         
  93         status = composite_wait(c);
  94         if (NT_STATUS_IS_OK(status)) {
  95                 s = talloc_get_type(c, struct groupadd_state);
  96         }
  97 
  98         return status;
  99 }
 100 
 101 
 102 static void continue_groupadd_created(struct rpc_request *req)
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 103 {
 104         struct composite_context *c;
 105         struct groupadd_state *s;
 106 
 107         c = talloc_get_type(req->async.private_data, struct composite_context);
 108         s = talloc_get_type(c->private_data, struct groupadd_state);
 109 
 110         c->status = dcerpc_ndr_request_recv(req);
 111         if (!composite_is_ok(c)) return;
 112 
 113         c->status = s->creategroup.out.result;
 114         if (!composite_is_ok(c)) return;
 115         
 116         composite_done(c);
 117 }
 118 
 119 
 120 NTSTATUS libnet_rpc_groupadd(struct dcerpc_pipe *p, TALLOC_CTX *mem_ctx,
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 121                              struct libnet_rpc_groupadd *io)
 122 {
 123         struct composite_context *c;
 124 
 125         c = libnet_rpc_groupadd_send(p, io, NULL);
 126         return libnet_rpc_groupadd_recv(c, mem_ctx, io);
 127 }
 128 
 129 
 130 struct groupdel_state {
 131         struct dcerpc_pipe             *pipe;
 132         struct policy_handle           domain_handle;
 133         struct policy_handle           group_handle;
 134         struct samr_LookupNames        lookupname;
 135         struct samr_OpenGroup          opengroup;
 136         struct samr_DeleteDomainGroup  deletegroup;
 137 
 138         /* information about the progress */
 139         void (*monitor_fn)(struct monitor_msg *);
 140 };
 141 
 142 
 143 static void continue_groupdel_name_found(struct rpc_request *req);
 144 static void continue_groupdel_group_opened(struct rpc_request *req);
 145 static void continue_groupdel_deleted(struct rpc_request *req);
 146 
 147 
 148 struct composite_context* libnet_rpc_groupdel_send(struct dcerpc_pipe *p,
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 149                                                    struct libnet_rpc_groupdel *io,
 150                                                    void (*monitor)(struct monitor_msg*))
 151 {
 152         struct composite_context *c;
 153         struct groupdel_state *s;
 154         struct rpc_request *lookup_req;
 155 
 156         /* composite context allocation and setup */
 157         c = composite_create(p, dcerpc_event_context(p));
 158         if (c == NULL) return NULL;
 159 
 160         s = talloc_zero(c, struct groupdel_state);
 161         if (composite_nomem(s, c)) return c;
 162 
 163         c->private_data  = s;
 164 
 165         /* store function parameters in the state structure */
 166         s->pipe          = p;
 167         s->domain_handle = io->in.domain_handle;
 168         s->monitor_fn    = monitor;
 169         
 170         /* prepare parameters to send rpc request */
 171         s->lookupname.in.domain_handle = &io->in.domain_handle;
 172         s->lookupname.in.num_names     = 1;
 173         s->lookupname.in.names         = talloc_zero(s, struct lsa_String);
 174         s->lookupname.in.names->string = io->in.groupname;
 175         s->lookupname.out.rids         = talloc_zero(s, struct samr_Ids);
 176         s->lookupname.out.types        = talloc_zero(s, struct samr_Ids);
 177         if (composite_nomem(s->lookupname.out.rids, c)) return c;
 178         if (composite_nomem(s->lookupname.out.types, c)) return c;
 179 
 180         /* send the request */
 181         lookup_req = dcerpc_samr_LookupNames_send(p, c, &s->lookupname);
 182         if (composite_nomem(lookup_req, c)) return c;
 183 
 184         composite_continue_rpc(c, lookup_req, continue_groupdel_name_found, c);
 185         return c;
 186 }
 187 
 188 
 189 static void continue_groupdel_name_found(struct rpc_request *req)
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 190 {
 191         struct composite_context *c;
 192         struct groupdel_state *s;
 193         struct rpc_request *opengroup_req;
 194 
 195         c = talloc_get_type(req->async.private_data, struct composite_context);
 196         s = talloc_get_type(c->private_data, struct groupdel_state);
 197 
 198         /* receive samr_LookupNames result */
 199         c->status = dcerpc_ndr_request_recv(req);
 200         if (!composite_is_ok(c)) return;
 201 
 202         c->status = s->lookupname.out.result;
 203         if (!NT_STATUS_IS_OK(c->status)) {
 204                 composite_error(c, c->status);
 205                 return;
 206         }
 207 
 208         /* what to do when there's no group account to delete
 209            and what if there's more than one rid resolved */
 210         if (!s->lookupname.out.rids->count) {
 211                 c->status = NT_STATUS_NO_SUCH_GROUP;
 212                 composite_error(c, c->status);
 213                 return;
 214 
 215         } else if (!s->lookupname.out.rids->count > 1) {
 216                 c->status = NT_STATUS_INVALID_ACCOUNT_NAME;
 217                 composite_error(c, c->status);
 218                 return;
 219         }
 220 
 221         /* prepare the arguments for rpc call */
 222         s->opengroup.in.domain_handle = &s->domain_handle;
 223         s->opengroup.in.rid           = s->lookupname.out.rids->ids[0];
 224         s->opengroup.in.access_mask   = SEC_FLAG_MAXIMUM_ALLOWED;
 225         s->opengroup.out.group_handle  = &s->group_handle;
 226 
 227         /* send rpc request */
 228         opengroup_req = dcerpc_samr_OpenGroup_send(s->pipe, c, &s->opengroup);
 229         if (composite_nomem(opengroup_req, c)) return;
 230 
 231         composite_continue_rpc(c, opengroup_req, continue_groupdel_group_opened, c);
 232 }
 233 
 234 
 235 static void continue_groupdel_group_opened(struct rpc_request *req)
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 236 {
 237         struct composite_context *c;
 238         struct groupdel_state *s;
 239         struct rpc_request *delgroup_req;
 240 
 241         c = talloc_get_type(req->async.private_data, struct composite_context);
 242         s = talloc_get_type(c->private_data, struct groupdel_state);
 243 
 244         /* receive samr_OpenGroup result */
 245         c->status = dcerpc_ndr_request_recv(req);
 246         if (!composite_is_ok(c)) return;
 247 
 248         c->status = s->opengroup.out.result;
 249         if (!NT_STATUS_IS_OK(c->status)) {
 250                 composite_error(c, c->status);
 251                 return;
 252         }
 253         
 254         /* prepare the final rpc call arguments */
 255         s->deletegroup.in.group_handle   = &s->group_handle;
 256         s->deletegroup.out.group_handle  = &s->group_handle;
 257         
 258         /* send rpc request */
 259         delgroup_req = dcerpc_samr_DeleteDomainGroup_send(s->pipe, c, &s->deletegroup);
 260         if (composite_nomem(delgroup_req, c)) return;
 261 
 262         /* callback handler setup */
 263         composite_continue_rpc(c, delgroup_req, continue_groupdel_deleted, c);
 264 }
 265 
 266 
 267 static void continue_groupdel_deleted(struct rpc_request *req)
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 268 {
 269         struct composite_context *c;
 270         struct groupdel_state *s;
 271 
 272         c = talloc_get_type(req->async.private_data, struct composite_context);
 273         s = talloc_get_type(c->private_data, struct groupdel_state);
 274 
 275         /* receive samr_DeleteGroup result */
 276         c->status = dcerpc_ndr_request_recv(req);
 277         if (!composite_is_ok(c)) return;
 278 
 279         /* return the actual function call status */
 280         c->status = s->deletegroup.out.result;
 281         if (!NT_STATUS_IS_OK(c->status)) {
 282                 composite_error(c, c->status);
 283                 return;
 284         }
 285         
 286         composite_done(c);
 287 }
 288 
 289 
 290 NTSTATUS libnet_rpc_groupdel_recv(struct composite_context *c, TALLOC_CTX *mem_ctx,
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 291                                   struct libnet_rpc_groupdel *io)
 292 {
 293         NTSTATUS status;
 294         struct groupdel_state *s;
 295 
 296         status = composite_wait(c);
 297         if (NT_STATUS_IS_OK(status) && io) {
 298                 s = talloc_get_type(c->private_data, struct groupdel_state);
 299                 io->out.group_handle = s->group_handle;
 300         }
 301 
 302         talloc_free(c);
 303         return status;
 304 }
 305 
 306 
 307 NTSTATUS libnet_rpc_groupdel(struct dcerpc_pipe *p, TALLOC_CTX *mem_ctx,
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 308                              struct libnet_rpc_groupdel *io)
 309 {
 310         struct composite_context *c;
 311 
 312         c = libnet_rpc_groupdel_send(p, io, NULL);
 313         return libnet_rpc_groupdel_recv(c, mem_ctx, io);
 314 }

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