examples/nfsclient-raw.c

   1 /*
   2    Copyright (C) by Ronnie Sahlberg <ronniesahlberg@gmail.com> 2010
   3
   4    This program is free software; you can redistribute it and/or modify
   5    it under the terms of the GNU General Public License as published by
   6    the Free Software Foundation; either version 3 of the License, or
   7    (at your option) any later version.
   8
   9    This program is distributed in the hope that it will be useful,
  10    but WITHOUT ANY WARRANTY; without even the implied warranty of
  11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12    GNU General Public License for more details.
  13
  14    You should have received a copy of the GNU General Public License
  15    along with this program; if not, see <http://www.gnu.org/licenses/>.
  16 */
  17
  18 /* Example program using the lowlevel raw interface.
  19  * This allow accurate control of the exact commands that are being used.
  20  */
  21
  22 #ifdef WIN32
  23 #include "win32_compat.h"
  24 #else
  25 #include <poll.h>
  26 #endif
  27 #define SERVER "10.1.1.27"
  28 #define EXPORT "/shared"
  29
  30 #include <stdio.h>
  31 #include <stdlib.h>
  32 #include <string.h>
  33 #include "libnfs.h"
  34 #include "libnfs-raw.h"
  35 #include "libnfs-raw-mount.h"
  36 #include "libnfs-raw-nfs.h"
  37 #include "libnfs-raw-rquota.h"
  38
  39 struct client {
  40        char *server;
  41        char *export;
  42        uint32_t mount_port;
  43        uint32_t rquota_port;
  44        int is_finished;
  45        struct nfs_fh3 rootfh;
  46 };
  47
  48 void rquota_getquota_cb(struct rpc_context *rpc _U_, int status, void *data, void *private_data)
  49 {
  50         struct client *client = private_data;
  51 //      GETQUOTA1res *res = data;
  52
  53         if (status == RPC_STATUS_ERROR) {
  54                 printf("rquota/getquota call failed with \"%s\"\n", (char *)data);
  55                 exit(10);
  56         }
  57         if (status != RPC_STATUS_SUCCESS) {
  58                 printf("rquota/getquota call to server %s failed, status:%d\n", client->server, status);
  59                 exit(10);
  60         }
  61
  62         printf("rquota responded ok\n");
  63         client->is_finished = 1;
  64 }
  65
  66 void rquota_connect_cb(struct rpc_context *rpc, int status, void *data _U_, void *private_data)
  67 {
  68         struct client *client = private_data;
  69
  70         if (status != RPC_STATUS_SUCCESS) {
  71                 printf("connection to RPC.RQUOTAD on server %s failed\n", client->server);
  72                 exit(10);
  73         }
  74
  75         printf("Connected to RPC.RQUOTAD on %s:%d\n", client->server, client->rquota_port);
  76         printf("Send GETQUOTA request for uid 100\n");
  77         if (rpc_rquota1_getquota_async(rpc, rquota_getquota_cb, EXPORT, 100, client) != 0) {
  78                 printf("Failed to send fsinfo request\n");
  79                 exit(10);
  80         }
  81 }
  82
  83 void acl_getacl_cb(struct rpc_context *rpc _U_, int status, void *data, void *private_data)
  84 {
  85         struct client *client = private_data;
  86         GETACL3res *res = data;
  87
  88         printf("Got NFSACL/GETACL reply\n");
  89
  90         if (status == RPC_STATUS_SUCCESS) {
  91                 printf("Got an ACL :  ACL status:%d\n", res->status);
  92                 if (res->status == NFS3_OK) {
  93                         int i;
  94                         printf("ACL MASK 0x%08x\n", res->GETACL3res_u.resok.mask);
  95                         printf("NUM ACE %d\n", res->GETACL3res_u.resok.ace_count);
  96                         for (i=0; i<res->GETACL3res_u.resok.ace.ace_len; i++) {
  97                                 printf("Type:0x%08x\n", res->GETACL3res_u.resok.ace.ace_val[i].type);
  98                                 printf("ID:%d\n", res->GETACL3res_u.resok.ace.ace_val[i].id);
  99                                 printf("Perm:0x%08x\n", res->GETACL3res_u.resok.ace.ace_val[i].perm);
 100                         }
 101                 }
 102         }
 103
 104         printf("Disconnect socket from nfs server\n");
 105         if (rpc_disconnect(rpc, "normal disconnect") != 0) {
 106                 printf("Failed to disconnect socket to nfs\n");
 107                 exit(10);
 108         }
 109
 110         printf("Connect to RPC.RQUOTAD on %s:%d\n", client->server, client->rquota_port);
 111         if (rpc_connect_async(rpc, client->server, client->rquota_port, rquota_connect_cb, client) != 0) {
 112                 printf("Failed to start connection\n");
 113                 exit(10);
 114         }
 115 }
 116
 117 void acl_null_cb(struct rpc_context *rpc _U_, int status, void *data, void *private_data)
 118 {
 119         struct client *client = private_data;
 120
 121         printf("Got NFSACL/NULL reply\n");
 122         printf("Get ACL for root handle\n");
 123
 124         if (rpc_nfsacl_getacl_async(rpc, acl_getacl_cb, &client->rootfh, NFSACL_MASK_ACL_ENTRY|NFSACL_MASK_ACL_COUNT|NFSACL_MASK_ACL_DEFAULT_ENTRY|NFSACL_MASK_ACL_DEFAULT_COUNT, client) != 0) {
 125                 printf("Failed to send getacl request\n");
 126                 exit(10);
 127         }
 128
 129 }
 130
 131 void nfs_fsinfo_cb(struct rpc_context *rpc _U_, int status, void *data, void *private_data)
 132 {
 133         struct client *client = private_data;
 134         FSINFO3res *res = data;
 135
 136         if (status == RPC_STATUS_ERROR) {
 137                 printf("nfs/fsinfo call failed with \"%s\"\n", (char *)data);
 138                 exit(10);
 139         }
 140         if (status != RPC_STATUS_SUCCESS) {
 141                 printf("nfs/fsinfo call to server %s failed, status:%d\n", client->server, status);
 142                 exit(10);
 143         }
 144
 145         printf("Got reply from server for NFS/FSINFO procedure.\n");
 146         printf("Read Max:%d\n", (int)res->FSINFO3res_u.resok.rtmax);
 147         printf("Write Max:%d\n", (int)res->FSINFO3res_u.resok.wtmax);
 148
 149         printf("Send NFSACL/NULL request\n");
 150         if (rpc_nfsacl_null_async(rpc, acl_null_cb, client) != 0) {
 151                 printf("Failed to send acl/null request\n");
 152                 exit(10);
 153         }
 154 }
 155
 156
 157 void nfs_connect_cb(struct rpc_context *rpc, int status, void *data _U_, void *private_data)
 158 {
 159         struct client *client = private_data;
 160
 161         if (status != RPC_STATUS_SUCCESS) {
 162                 printf("connection to RPC.MOUNTD on server %s failed\n", client->server);
 163                 exit(10);
 164         }
 165
 166         printf("Connected to RPC.NFSD on %s:%d\n", client->server, client->mount_port);
 167         printf("Send FSINFO request\n");
 168         if (rpc_nfs_fsinfo_async(rpc, nfs_fsinfo_cb, &client->rootfh, client) != 0) {
 169                 printf("Failed to send fsinfo request\n");
 170                 exit(10);
 171         }
 172 }
 173
 174 void mount_mnt_cb(struct rpc_context *rpc, int status, void *data, void *private_data)
 175 {
 176         struct client *client = private_data;
 177         mountres3 *mnt = data;
 178
 179         if (status == RPC_STATUS_ERROR) {
 180                 printf("mount/mnt call failed with \"%s\"\n", (char *)data);
 181                 exit(10);
 182         }
 183         if (status != RPC_STATUS_SUCCESS) {
 184                 printf("mount/mnt call to server %s failed, status:%d\n", client->server, status);
 185                 exit(10);
 186         }
 187
 188         printf("Got reply from server for MOUNT/MNT procedure.\n");
 189         client->rootfh.data.data_len = mnt->mountres3_u.mountinfo.fhandle.fhandle3_len;
 190         client->rootfh.data.data_val = malloc(client->rootfh.data.data_len);
 191         memcpy(client->rootfh.data.data_val, mnt->mountres3_u.mountinfo.fhandle.fhandle3_val, client->rootfh.data.data_len);
 192
 193         printf("Disconnect socket from mountd server\n");
 194         if (rpc_disconnect(rpc, "normal disconnect") != 0) {
 195                 printf("Failed to disconnect socket to mountd\n");
 196                 exit(10);
 197         }
 198
 199         printf("Connect to RPC.NFSD on %s:%d\n", client->server, 2049);
 200         if (rpc_connect_async(rpc, client->server, 2049, nfs_connect_cb, client) != 0) {
 201                 printf("Failed to start connection\n");
 202                 exit(10);
 203         }
 204 }
 205
 206
 207
 208 void mount_export_cb(struct rpc_context *rpc, int status, void *data, void *private_data)
 209 {
 210         struct client *client = private_data;
 211         exports export = *(exports *)data;
 212
 213         if (status == RPC_STATUS_ERROR) {
 214                 printf("mount null call failed with \"%s\"\n", (char *)data);
 215                 exit(10);
 216         }
 217         if (status != RPC_STATUS_SUCCESS) {
 218                 printf("mount null call to server %s failed, status:%d\n", client->server, status);
 219                 exit(10);
 220         }
 221
 222         printf("Got reply from server for MOUNT/EXPORT procedure.\n");
 223         while (export != NULL) {
 224               printf("Export: %s\n", export->ex_dir);
 225               export = export->ex_next;
 226         }
 227         printf("Send MOUNT/MNT command for %s\n", client->export);
 228         if (rpc_mount_mnt_async(rpc, mount_mnt_cb, client->export, client) != 0) {
 229                 printf("Failed to send mnt request\n");
 230                 exit(10);
 231         }
 232 }
 233
 234 void mount_null_cb(struct rpc_context *rpc, int status, void *data, void *private_data)
 235 {
 236         struct client *client = private_data;
 237
 238         if (status == RPC_STATUS_ERROR) {
 239                 printf("mount null call failed with \"%s\"\n", (char *)data);
 240                 exit(10);
 241         }
 242         if (status != RPC_STATUS_SUCCESS) {
 243                 printf("mount null call to server %s failed, status:%d\n", client->server, status);
 244                 exit(10);
 245         }
 246
 247         printf("Got reply from server for MOUNT/NULL procedure.\n");
 248         printf("Send MOUNT/EXPORT command\n");
 249         if (rpc_mount_export_async(rpc, mount_export_cb, client) != 0) {
 250                 printf("Failed to send export request\n");
 251                 exit(10);
 252         }
 253 }
 254
 255 void mount_connect_cb(struct rpc_context *rpc, int status, void *data _U_, void *private_data)
 256 {
 257         struct client *client = private_data;
 258
 259         if (status != RPC_STATUS_SUCCESS) {
 260                 printf("connection to RPC.MOUNTD on server %s failed\n", client->server);
 261                 exit(10);
 262         }
 263
 264         printf("Connected to RPC.MOUNTD on %s:%d\n", client->server, client->mount_port);
 265         printf("Send NULL request to check if RPC.MOUNTD is actually running\n");
 266         if (rpc_mount_null_async(rpc, mount_null_cb, client) != 0) {
 267                 printf("Failed to send null request\n");
 268                 exit(10);
 269         }
 270 }
 271
 272
 273 void pmap_getport2_cb(struct rpc_context *rpc, int status, void *data, void *private_data)
 274 {
 275         struct client *client = private_data;
 276
 277         if (status == RPC_STATUS_ERROR) {
 278                 printf("portmapper getport call failed with \"%s\"\n", (char *)data);
 279                 exit(10);
 280         }
 281         if (status != RPC_STATUS_SUCCESS) {
 282                 printf("portmapper getport call to server %s failed, status:%d\n", client->server, status);
 283                 exit(10);
 284         }
 285
 286         client->mount_port = *(uint32_t *)data;
 287         printf("GETPORT returned RPC.MOUNTD is on port:%d\n", client->mount_port);
 288         if (client->mount_port == 0) {
 289                 printf("RPC.MOUNTD is not available on server : %s:%d\n", client->server, client->mount_port);
 290                 exit(10);
 291         }
 292
 293         printf("Disconnect socket from portmap server\n");
 294         if (rpc_disconnect(rpc, "normal disconnect") != 0) {
 295                 printf("Failed to disconnect socket to portmapper\n");
 296                 exit(10);
 297         }
 298
 299         printf("Connect to RPC.MOUNTD on %s:%d\n", client->server, client->mount_port);
 300         if (rpc_connect_async(rpc, client->server, client->mount_port, mount_connect_cb, client) != 0) {
 301                 printf("Failed to start connection\n");
 302                 exit(10);
 303         }
 304 }
 305
 306 void pmap_getport1_cb(struct rpc_context *rpc, int status, void *data, void *private_data)
 307 {
 308         struct client *client = private_data;
 309
 310         if (status == RPC_STATUS_ERROR) {
 311                 printf("portmapper getport call failed with \"%s\"\n", (char *)data);
 312                 exit(10);
 313         }
 314         if (status != RPC_STATUS_SUCCESS) {
 315                 printf("portmapper getport call to server %s failed, status:%d\n", client->server, status);
 316                 exit(10);
 317         }
 318
 319         client->rquota_port = *(uint32_t *)data;
 320         printf("GETPORT returned RPC.RQUOTAD on port:%d\n", client->rquota_port);
 321         if (client->rquota_port == 0) {
 322                 printf("RPC.RQUOTAD is not available on server : %s:%d\n", client->server, client->rquota_port);
 323 //              exit(10);
 324         }
 325
 326         printf("Send getport request asking for MOUNT port\n");
 327         if (rpc_pmap_getport_async(rpc, MOUNT_PROGRAM, MOUNT_V3, IPPROTO_TCP, pmap_getport2_cb, client) != 0) {
 328                 printf("Failed to send getport request\n");
 329                 exit(10);
 330         }
 331 }
 332
 333 void pmap_null_cb(struct rpc_context *rpc, int status, void *data, void *private_data)
 334 {
 335         struct client *client = private_data;
 336
 337         if (status == RPC_STATUS_ERROR) {
 338                 printf("portmapper null call failed with \"%s\"\n", (char *)data);
 339                 exit(10);
 340         }
 341         if (status != RPC_STATUS_SUCCESS) {
 342                 printf("portmapper null call to server %s failed, status:%d\n", client->server, status);
 343                 exit(10);
 344         }
 345
 346         printf("Got reply from server for PORTMAP/NULL procedure.\n");
 347         printf("Send getport request asking for MOUNT port\n");
 348         if (rpc_pmap_getport_async(rpc, RQUOTA_PROGRAM, RQUOTA_V1, IPPROTO_TCP, pmap_getport1_cb, client) != 0) {
 349                 printf("Failed to send getport request\n");
 350                 exit(10);
 351         }
 352 }
 353
 354 void pmap_connect_cb(struct rpc_context *rpc, int status, void *data _U_, void *private_data)
 355 {
 356         struct client *client = private_data;
 357
 358         printf("pmap_connect_cb    status:%d.\n", status);
 359         if (status != RPC_STATUS_SUCCESS) {
 360                 printf("connection to portmapper on server %s failed\n", client->server);
 361                 exit(10);
 362         }
 363
 364         printf("Send NULL request to check if portmapper is actually running\n");
 365         if (rpc_pmap_null_async(rpc, pmap_null_cb, client) != 0) {
 366                 printf("Failed to send null request\n");
 367                 exit(10);
 368         }
 369 }
 370
 371
 372 int main(int argc _U_, char *argv[] _U_)
 373 {
 374         struct rpc_context *rpc;
 375         struct pollfd pfd;
 376         struct client client;
 377
 378         rpc = rpc_init_context();
 379         if (rpc == NULL) {
 380                 printf("failed to init context\n");
 381                 exit(10);
 382         }
 383
 384         client.server = SERVER;
 385         client.export = EXPORT;
 386         client.is_finished = 0;
 387         if (rpc_connect_async(rpc, client.server, 111, pmap_connect_cb, &client) != 0) {
 388                 printf("Failed to start connection\n");
 389                 exit(10);
 390         }
 391
 392         for (;;) {
 393                 pfd.fd = rpc_get_fd(rpc);
 394                 pfd.events = rpc_which_events(rpc);
 395
 396                 if (poll(&pfd, 1, -1) < 0) {
 397                         printf("Poll failed");
 398                         exit(10);
 399                 }
 400                 if (rpc_service(rpc, pfd.revents) < 0) {
 401                         printf("rpc_service failed\n");
 402                         break;
 403                 }
 404                 if (client.is_finished) {
 405                         break;
 406                 }
 407         }
 408
 409         rpc_destroy_context(rpc);
 410         rpc=NULL;
 411         printf("nfsclient finished\n");
 412         return 0;
 413 }