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 #ifdef HAVE_CONFIG_H
  22 #include "config.h"
  23 #endif
  24
  25 #ifdef WIN32
  26 #include "win32_compat.h"
  27 #endif
  28 #define SERVER "10.1.1.27"
  29 #define EXPORT "/shared"
  30
  31 #ifdef HAVE_POLL_H
  32 #include <poll.h>
  33 #endif
  34
  35 #ifdef HAVE_NETINET_IN_H
  36 #include <netinet/in.h>
  37 #endif
  38
  39 #include <stdio.h>
  40 #include <stdlib.h>
  41 #include <string.h>
  42 #include "libnfs-zdr.h"
  43 #include "libnfs.h"
  44 #include "libnfs-raw.h"
  45 #include "libnfs-raw-mount.h"
  46 #include "libnfs-raw-nfs.h"
  47 #include "libnfs-raw-rquota.h"
  48
  49 struct client {
  50        char *server;
  51        char *export;
  52        uint32_t mount_port;
  53        uint32_t rquota_port;
  54        int is_finished;
  55        struct nfs_fh3 rootfh;
  56 };
  57
  58 void rquota_getquota_cb(struct rpc_context *rpc _U_, int status, void *data, void *private_data)
  59 {
  60         struct client *client = private_data;
  61 //      GETQUOTA1res *res = data;
  62
  63         if (status == RPC_STATUS_ERROR) {
  64                 printf("rquota/getquota call failed with \"%s\"\n", (char *)data);
  65                 exit(10);
  66         }
  67         if (status != RPC_STATUS_SUCCESS) {
  68                 printf("rquota/getquota call to server %s failed, status:%d\n", client->server, status);
  69                 exit(10);
  70         }
  71
  72         printf("rquota responded ok\n");
  73         client->is_finished = 1;
  74 }
  75
  76 void rquota_connect_cb(struct rpc_context *rpc, int status, void *data _U_, void *private_data)
  77 {
  78         struct client *client = private_data;
  79
  80         if (status != RPC_STATUS_SUCCESS) {
  81                 printf("connection to RPC.RQUOTAD on server %s failed\n", client->server);
  82                 exit(10);
  83         }
  84
  85         printf("Connected to RPC.RQUOTAD on %s:%d\n", client->server, client->rquota_port);
  86         printf("Send GETQUOTA request for uid 100\n");
  87         if (rpc_rquota1_getquota_async(rpc, rquota_getquota_cb, EXPORT, 100, client) != 0) {
  88                 printf("Failed to send fsinfo request\n");
  89                 exit(10);
  90         }
  91 }
  92
  93 void acl_getacl_cb(struct rpc_context *rpc _U_, int status, void *data, void *private_data)
  94 {
  95         struct client *client = private_data;
  96         GETACL3res *res = data;
  97
  98         printf("Got NFSACL/GETACL reply\n");
  99
 100         if (status == RPC_STATUS_SUCCESS) {
 101                 printf("Got an ACL :  ACL status:%d\n", res->status);
 102                 if (res->status == NFS3_OK) {
 103                         int i;
 104                         printf("ACL MASK 0x%08x\n", res->GETACL3res_u.resok.mask);
 105                         printf("NUM ACE %d\n", res->GETACL3res_u.resok.ace_count);
 106                         for (i=0; i<res->GETACL3res_u.resok.ace.ace_len; i++) {
 107                                 printf("Type:0x%08x\n", res->GETACL3res_u.resok.ace.ace_val[i].type);
 108                                 printf("ID:%d\n", res->GETACL3res_u.resok.ace.ace_val[i].id);
 109                                 printf("Perm:0x%08x\n", res->GETACL3res_u.resok.ace.ace_val[i].perm);
 110                         }
 111                 }
 112         }
 113
 114         printf("Disconnect socket from nfs server\n");
 115         if (rpc_disconnect(rpc, "normal disconnect") != 0) {
 116                 printf("Failed to disconnect socket to nfs\n");
 117                 exit(10);
 118         }
 119
 120         printf("Connect to RPC.RQUOTAD on %s:%d\n", client->server, client->rquota_port);
 121         if (rpc_connect_async(rpc, client->server, client->rquota_port, rquota_connect_cb, client) != 0) {
 122                 printf("Failed to start connection\n");
 123                 exit(10);
 124         }
 125 }
 126
 127 void acl_null_cb(struct rpc_context *rpc _U_, int status, void *data, void *private_data)
 128 {
 129         struct client *client = private_data;
 130         GETACL3args args;
 131
 132         printf("Got NFSACL/NULL reply\n");
 133         printf("Get ACL for root handle\n");
 134
 135         args.dir = client->rootfh;
 136         args.mask = NFSACL_MASK_ACL_ENTRY|NFSACL_MASK_ACL_COUNT|NFSACL_MASK_ACL_DEFAULT_ENTRY|NFSACL_MASK_ACL_DEFAULT_COUNT;
 137         if (rpc_nfsacl_getacl_async(rpc, acl_getacl_cb, &args, client) != 0) {
 138                 printf("Failed to send getacl request\n");
 139                 exit(10);
 140         }
 141
 142 }
 143
 144 void nfs_fsinfo_cb(struct rpc_context *rpc _U_, int status, void *data, void *private_data)
 145 {
 146         struct client *client = private_data;
 147         FSINFO3res *res = data;
 148
 149         if (status == RPC_STATUS_ERROR) {
 150                 printf("nfs/fsinfo call failed with \"%s\"\n", (char *)data);
 151                 exit(10);
 152         }
 153         if (status != RPC_STATUS_SUCCESS) {
 154                 printf("nfs/fsinfo call to server %s failed, status:%d\n", client->server, status);
 155                 exit(10);
 156         }
 157
 158         printf("Got reply from server for NFS/FSINFO procedure.\n");
 159         printf("Read Max:%d\n", (int)res->FSINFO3res_u.resok.rtmax);
 160         printf("Write Max:%d\n", (int)res->FSINFO3res_u.resok.wtmax);
 161
 162         printf("Send NFSACL/NULL request\n");
 163         if (rpc_nfsacl_null_async(rpc, acl_null_cb, client) != 0) {
 164                 printf("Failed to send acl/null request\n");
 165                 exit(10);
 166         }
 167 }
 168
 169
 170 void nfs_connect_cb(struct rpc_context *rpc, int status, void *data _U_, void *private_data)
 171 {
 172         struct client *client = private_data;
 173
 174         if (status != RPC_STATUS_SUCCESS) {
 175                 printf("connection to RPC.MOUNTD on server %s failed\n", client->server);
 176                 exit(10);
 177         }
 178
 179         printf("Connected to RPC.NFSD on %s:%d\n", client->server, client->mount_port);
 180         printf("Send FSINFO request\n");
 181         if (rpc_nfs_fsinfo_async(rpc, nfs_fsinfo_cb, &client->rootfh, client) != 0) {
 182                 printf("Failed to send fsinfo request\n");
 183                 exit(10);
 184         }
 185 }
 186
 187 void mount_mnt_cb(struct rpc_context *rpc, int status, void *data, void *private_data)
 188 {
 189         struct client *client = private_data;
 190         mountres3 *mnt = data;
 191
 192         if (status == RPC_STATUS_ERROR) {
 193                 printf("mount/mnt call failed with \"%s\"\n", (char *)data);
 194                 exit(10);
 195         }
 196         if (status != RPC_STATUS_SUCCESS) {
 197                 printf("mount/mnt call to server %s failed, status:%d\n", client->server, status);
 198                 exit(10);
 199         }
 200
 201         printf("Got reply from server for MOUNT/MNT procedure.\n");
 202         client->rootfh.data.data_len = mnt->mountres3_u.mountinfo.fhandle.fhandle3_len;
 203         client->rootfh.data.data_val = malloc(client->rootfh.data.data_len);
 204         memcpy(client->rootfh.data.data_val, mnt->mountres3_u.mountinfo.fhandle.fhandle3_val, client->rootfh.data.data_len);
 205
 206         printf("Disconnect socket from mountd server\n");
 207         if (rpc_disconnect(rpc, "normal disconnect") != 0) {
 208                 printf("Failed to disconnect socket to mountd\n");
 209                 exit(10);
 210         }
 211
 212         printf("Connect to RPC.NFSD on %s:%d\n", client->server, 2049);
 213         if (rpc_connect_async(rpc, client->server, 2049, nfs_connect_cb, client) != 0) {
 214                 printf("Failed to start connection\n");
 215                 exit(10);
 216         }
 217 }
 218
 219
 220
 221 void mount_export_cb(struct rpc_context *rpc, int status, void *data, void *private_data)
 222 {
 223         struct client *client = private_data;
 224         exports export = *(exports *)data;
 225
 226         if (status == RPC_STATUS_ERROR) {
 227                 printf("mount null call failed with \"%s\"\n", (char *)data);
 228                 exit(10);
 229         }
 230         if (status != RPC_STATUS_SUCCESS) {
 231                 printf("mount null call to server %s failed, status:%d\n", client->server, status);
 232                 exit(10);
 233         }
 234
 235         printf("Got reply from server for MOUNT/EXPORT procedure.\n");
 236         while (export != NULL) {
 237               printf("Export: %s\n", export->ex_dir);
 238               export = export->ex_next;
 239         }
 240         printf("Send MOUNT/MNT command for %s\n", client->export);
 241         if (rpc_mount_mnt_async(rpc, mount_mnt_cb, client->export, client) != 0) {
 242                 printf("Failed to send mnt request\n");
 243                 exit(10);
 244         }
 245 }
 246
 247 void mount_null_cb(struct rpc_context *rpc, int status, void *data, void *private_data)
 248 {
 249         struct client *client = private_data;
 250
 251         if (status == RPC_STATUS_ERROR) {
 252                 printf("mount null call failed with \"%s\"\n", (char *)data);
 253                 exit(10);
 254         }
 255         if (status != RPC_STATUS_SUCCESS) {
 256                 printf("mount null call to server %s failed, status:%d\n", client->server, status);
 257                 exit(10);
 258         }
 259
 260         printf("Got reply from server for MOUNT/NULL procedure.\n");
 261         printf("Send MOUNT/EXPORT command\n");
 262         if (rpc_mount_export_async(rpc, mount_export_cb, client) != 0) {
 263                 printf("Failed to send export request\n");
 264                 exit(10);
 265         }
 266 }
 267
 268 void mount_connect_cb(struct rpc_context *rpc, int status, void *data _U_, void *private_data)
 269 {
 270         struct client *client = private_data;
 271
 272         if (status != RPC_STATUS_SUCCESS) {
 273                 printf("connection to RPC.MOUNTD on server %s failed\n", client->server);
 274                 exit(10);
 275         }
 276
 277         printf("Connected to RPC.MOUNTD on %s:%d\n", client->server, client->mount_port);
 278         printf("Send NULL request to check if RPC.MOUNTD is actually running\n");
 279         if (rpc_mount_null_async(rpc, mount_null_cb, client) != 0) {
 280                 printf("Failed to send null request\n");
 281                 exit(10);
 282         }
 283 }
 284
 285
 286 void pmap_getport2_cb(struct rpc_context *rpc, int status, void *data, void *private_data)
 287 {
 288         struct client *client = private_data;
 289
 290         if (status == RPC_STATUS_ERROR) {
 291                 printf("portmapper getport call failed with \"%s\"\n", (char *)data);
 292                 exit(10);
 293         }
 294         if (status != RPC_STATUS_SUCCESS) {
 295                 printf("portmapper getport call to server %s failed, status:%d\n", client->server, status);
 296                 exit(10);
 297         }
 298
 299         client->mount_port = *(uint32_t *)data;
 300         printf("GETPORT returned RPC.MOUNTD is on port:%d\n", client->mount_port);
 301         if (client->mount_port == 0) {
 302                 printf("RPC.MOUNTD is not available on server : %s:%d\n", client->server, client->mount_port);
 303                 exit(10);
 304         }
 305
 306         printf("Disconnect socket from portmap server\n");
 307         if (rpc_disconnect(rpc, "normal disconnect") != 0) {
 308                 printf("Failed to disconnect socket to portmapper\n");
 309                 exit(10);
 310         }
 311
 312         printf("Connect to RPC.MOUNTD on %s:%d\n", client->server, client->mount_port);
 313         if (rpc_connect_async(rpc, client->server, client->mount_port, mount_connect_cb, client) != 0) {
 314                 printf("Failed to start connection\n");
 315                 exit(10);
 316         }
 317 }
 318
 319 void pmap_getport1_cb(struct rpc_context *rpc, int status, void *data, void *private_data)
 320 {
 321         struct client *client = private_data;
 322
 323         if (status == RPC_STATUS_ERROR) {
 324                 printf("portmapper getport call failed with \"%s\"\n", (char *)data);
 325                 exit(10);
 326         }
 327         if (status != RPC_STATUS_SUCCESS) {
 328                 printf("portmapper getport call to server %s failed, status:%d\n", client->server, status);
 329                 exit(10);
 330         }
 331
 332         client->rquota_port = *(uint32_t *)data;
 333         printf("GETPORT returned RPC.RQUOTAD on port:%d\n", client->rquota_port);
 334         if (client->rquota_port == 0) {
 335                 printf("RPC.RQUOTAD is not available on server : %s:%d\n", client->server, client->rquota_port);
 336 //              exit(10);
 337         }
 338
 339         printf("Send getport request asking for MOUNT port\n");
 340         if (rpc_pmap_getport_async(rpc, MOUNT_PROGRAM, MOUNT_V3, IPPROTO_TCP, pmap_getport2_cb, client) != 0) {
 341                 printf("Failed to send getport request\n");
 342                 exit(10);
 343         }
 344 }
 345
 346 void pmap_null_cb(struct rpc_context *rpc, int status, void *data, void *private_data)
 347 {
 348         struct client *client = private_data;
 349
 350         if (status == RPC_STATUS_ERROR) {
 351                 printf("portmapper null call failed with \"%s\"\n", (char *)data);
 352                 exit(10);
 353         }
 354         if (status != RPC_STATUS_SUCCESS) {
 355                 printf("portmapper null call to server %s failed, status:%d\n", client->server, status);
 356                 exit(10);
 357         }
 358
 359         printf("Got reply from server for PORTMAP/NULL procedure.\n");
 360         printf("Send getport request asking for MOUNT port\n");
 361         if (rpc_pmap_getport_async(rpc, RQUOTA_PROGRAM, RQUOTA_V1, IPPROTO_TCP, pmap_getport1_cb, client) != 0) {
 362                 printf("Failed to send getport request\n");
 363                 exit(10);
 364         }
 365 }
 366
 367 void pmap_connect_cb(struct rpc_context *rpc, int status, void *data _U_, void *private_data)
 368 {
 369         struct client *client = private_data;
 370
 371         printf("pmap_connect_cb    status:%d.\n", status);
 372         if (status != RPC_STATUS_SUCCESS) {
 373                 printf("connection to portmapper on server %s failed\n", client->server);
 374                 exit(10);
 375         }
 376
 377         printf("Send NULL request to check if portmapper is actually running\n");
 378         if (rpc_pmap_null_async(rpc, pmap_null_cb, client) != 0) {
 379                 printf("Failed to send null request\n");
 380                 exit(10);
 381         }
 382 }
 383
 384
 385 int main(int argc _U_, char *argv[] _U_)
 386 {
 387         struct rpc_context *rpc;
 388         struct pollfd pfd;
 389         struct client client;
 390
 391         rpc = rpc_init_context();
 392         if (rpc == NULL) {
 393                 printf("failed to init context\n");
 394                 exit(10);
 395         }
 396
 397         client.server = SERVER;
 398         client.export = EXPORT;
 399         client.is_finished = 0;
 400         if (rpc_connect_async(rpc, client.server, 111, pmap_connect_cb, &client) != 0) {
 401                 printf("Failed to start connection\n");
 402                 exit(10);
 403         }
 404
 405         for (;;) {
 406                 pfd.fd = rpc_get_fd(rpc);
 407                 pfd.events = rpc_which_events(rpc);
 408
 409                 if (poll(&pfd, 1, -1) < 0) {
 410                         printf("Poll failed");
 411                         exit(10);
 412                 }
 413                 if (rpc_service(rpc, pfd.revents) < 0) {
 414                         printf("rpc_service failed\n");
 415                         break;
 416                 }
 417                 if (client.is_finished) {
 418                         break;
 419                 }
 420         }
 421
 422         rpc_destroy_context(rpc);
 423         rpc=NULL;
 424         printf("nfsclient finished\n");
 425         return 0;
 426 }