examples/fuse/smb2mount.c

   1 /*
   2  * Unix SMB/CIFS implementation.
   3  * fusermount smb2 client
   4  *
   5  * Copyright (C) Volker Lendecke 2016
   6  *
   7  * This program is free software; you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License as published by
   9  * the Free Software Foundation; either version 3 of the License, or
  10  * (at your option) any later version.
  11  *
  12  * This program is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License
  18  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  19  */
  20
  21 #include "source3/include/includes.h"
  22 #include "popt.h"
  23 #include "popt_common_cmdline.h"
  24 #include "client.h"
  25 #include "libsmb/proto.h"
  26 #include "clifuse.h"
  27
  28 static struct cli_state *connect_one(const struct user_auth_info *auth_info,
  29                                      const char *server, int port,
  30                                      const char *share)
  31 {
  32         struct cli_state *c = NULL;
  33         NTSTATUS nt_status;
  34         uint32_t flags = 0;
  35
  36         nt_status = cli_full_connection_creds(&c, lp_netbios_name(), server,
  37                                 NULL, port,
  38                                 share, "?????",
  39                                 get_cmdline_auth_info_creds(auth_info),
  40                                 flags);
  41         if (!NT_STATUS_IS_OK(nt_status)) {
  42                 DBG_ERR("cli_full_connection failed! (%s)\n",
  43                         nt_errstr(nt_status));
  44                 return NULL;
  45         }
  46
  47         return c;
  48 }
  49
  50 int main(int argc, char *argv[])
  51 {
  52         const char **argv_const = discard_const_p(const char *, argv);
  53         TALLOC_CTX *frame = talloc_stackframe();
  54         poptContext pc;
  55         int opt, ret;
  56         int port = 0;
  57         char *unc, *mountpoint, *server, *share;
  58         struct cli_state *cli;
  59
  60         struct poptOption long_options[] = {
  61                 POPT_AUTOHELP
  62                 POPT_COMMON_SAMBA
  63                 POPT_COMMON_CREDENTIALS
  64                 { "port", 'p', POPT_ARG_INT, &port, 'p', "Port to connect to",
  65                   "PORT" },
  66                 POPT_TABLEEND
  67         };
  68
  69         smb_init_locale();
  70         setup_logging(argv[0], DEBUG_STDERR);
  71         lp_set_cmdline("client min protocol", "SMB2");
  72         lp_set_cmdline("client max protocol", "SMB3_11");
  73
  74         lp_load_global(get_dyn_CONFIGFILE());
  75         load_interfaces();
  76
  77         pc = poptGetContext("smb2mount", argc, argv_const, long_options, 0);
  78         poptSetOtherOptionHelp(pc, "//server1/share1 mountpoint");
  79
  80         while ((opt = poptGetNextOpt(pc)) != -1) {
  81                 switch(opt) {
  82                     case 'p':
  83                             break;
  84                     default:
  85                             fprintf(stderr, "Unknown Option: %c\n", opt);
  86                             exit(1);
  87                 }
  88         }
  89
  90         if (!poptPeekArg(pc)) {
  91                 poptPrintUsage(pc, stderr, 0);
  92                 return -1;
  93         }
  94         unc = talloc_strdup(frame, poptGetArg(pc));
  95         if (unc == NULL) {
  96                 return -1;
  97         }
  98         string_replace(unc,'/','\\');
  99
 100         if (!poptPeekArg(pc)) {
 101                 poptPrintUsage(pc, stderr, 0);
 102                 return -1;
 103         }
 104         mountpoint = talloc_strdup(frame, poptGetArg(pc));
 105         if (mountpoint == NULL) {
 106                 return -1;
 107         }
 108
 109         poptFreeContext(pc);
 110         popt_burn_cmdline_password(argc, argv);
 111
 112         server = talloc_strdup(frame, unc+2);
 113         if (!server) {
 114                 return -1;
 115         }
 116         share = strchr_m(server,'\\');
 117         if (!share) {
 118                 fprintf(stderr, "Invalid argument: %s\n", share);
 119                 return -1;
 120         }
 121
 122         *share = 0;
 123         share++;
 124
 125         cli = connect_one(popt_get_cmdline_auth_info(), server, port, share);
 126         if (cli == NULL) {
 127                 return -1;
 128         }
 129
 130         ret = do_mount(cli, mountpoint);
 131         if (ret != 0) {
 132                 fprintf(stderr, "mount failed\n");
 133                 return -1;
 134         }
 135
 136         popt_free_cmdline_auth_info();
 137         TALLOC_FREE(frame);
 138         return 0;
 139 }