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NEX-16824 SMB client connection setup rework
NEX-17232 SMB client reconnect failures
Reviewed by: Evan Layton <evan.layton@nexenta.com>
Reviewed by: Matt Barden <matt.barden@nexenta.com>
and: (improve debug)
NEX-16805 Add smbutil discon command
Reviewed by: Matt Barden <matt.barden@nexenta.com>
Reviewed by: Evan Layton <evan.layton@nexenta.com>
3328 smbutil view does't work with Win2008 and later
Reviewed by: Matt Barden <matt.barden@nexenta.com>
Reviewed by: Evan Layton <evan.layton@nexenta.com>
Approved by: Richard Lowe <richlowe@richlowe.net>


  17  *    may be used to endorse or promote products derived from this software
  18  *    without specific prior written permission.
  19  *
  20  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  21  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  22  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  23  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  24  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  25  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  26  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  27  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  28  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  29  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  30  * SUCH DAMAGE.
  31  *
  32  * $Id: view.c,v 1.9 2004/12/13 00:25:39 lindak Exp $
  33  */
  34 
  35 /*
  36  * Copyright (c) 2008, 2010, Oracle and/or its affiliates. All rights reserved.

  37  */
  38 
  39 #include <sys/types.h>
  40 #include <errno.h>
  41 #include <stdio.h>
  42 #include <err.h>
  43 #include <unistd.h>
  44 #include <strings.h>
  45 #include <stdlib.h>
  46 #include <sysexits.h>
  47 #include <libintl.h>
  48 
  49 #include <netsmb/smb.h>
  50 #include <netsmb/smb_lib.h>
  51 #include <netsmb/smb_netshareenum.h>
  52 
  53 #include "common.h"
  54 
  55 int enum_shares(smb_ctx_t *);
  56 void print_shares(int, int, struct share_info *);
  57 
  58 void
  59 view_usage(void)
  60 {
  61         printf(gettext("usage: smbutil view [connection options] //"
  62             "[workgroup;][user[:password]@]server\n"));
  63         exit(1);
  64 }
  65 
  66 int
  67 cmd_view(int argc, char *argv[])
  68 {
  69         struct smb_ctx *ctx;
  70         int error, err2, opt;
  71 
  72         if (argc < 2)
  73                 view_usage();
  74 
  75         error = smb_ctx_alloc(&ctx);
  76         if (error)
  77                 return (error);
  78 
  79         error = smb_ctx_scan_argv(ctx, argc, argv,
  80             SMBL_SERVER, SMBL_SERVER, USE_WILDCARD);
  81         if (error)
  82                 return (error);
  83 
  84         error = smb_ctx_readrc(ctx);
  85         if (error)
  86                 return (error);
  87 
  88         while ((opt = getopt(argc, argv, STDPARAM_OPT)) != EOF) {
  89                 if (opt == '?')
  90                         view_usage();
  91                 error = smb_ctx_opt(ctx, opt, optarg);
  92                 if (error)
  93                         return (error);
  94         }
  95 
  96         smb_ctx_setshare(ctx, "IPC$", USE_IPC);
  97 
  98         /*
  99          * Resolve the server address,
 100          * setup derived defaults.
 101          */
 102         error = smb_ctx_resolve(ctx);
 103         if (error)
 104                 return (error);
 105 
 106         /*
 107          * Have server, share, etc. from above:
 108          * smb_ctx_scan_argv, option settings.
 109          * Get the session and tree.
 110          */
 111 again:
 112         error = smb_ctx_get_ssn(ctx);
 113         if (error == EAUTH) {
 114                 err2 = smb_get_authentication(ctx);
 115                 if (err2 == 0)
 116                         goto again;
 117         }
 118         if (error) {
 119                 smb_error(gettext("//%s: login failed"),
 120                     error, ctx->ct_fullserver);
 121                 return (error);
 122         }
 123 
 124         error = smb_ctx_get_tree(ctx);
 125         if (error) {
 126                 smb_error(gettext("//%s/%s: tree connect failed"),
 127                     error, ctx->ct_fullserver, ctx->ct_origshare);
 128                 return (error);
 129         }
 130 
 131         /*
 132          * Have IPC$ tcon, now list shares.
 133          * This prints its own errors.
 134          */
 135         error = enum_shares(ctx);
 136         if (error)
 137                 return (error);
 138 

 139         smb_ctx_free(ctx);
 140         return (0);
 141 }
 142 
 143 #ifdef I18N     /* not defined, put here so xgettext(1) can find strings */
 144 static char *shtype[] = {
 145         gettext("disk"),
 146         gettext("printer"),
 147         gettext("device"),      /* Communications device */
 148         gettext("IPC"),         /* Inter process communication */
 149         gettext("unknown")
 150 };
 151 #else
 152 static char *shtype[] = {
 153         "disk",
 154         "printer",
 155         "device",               /* Communications device */
 156         "IPC",                  /* IPC Inter process communication */
 157         "unknown"
 158 };
 159 #endif
 160 
 161 int
 162 enum_shares(smb_ctx_t *ctx)
 163 {
 164         struct share_info *share_info;
 165         int error, entries, total;
 166 
 167         /*
 168          * XXX: Later, try RPC first,
 169          * then fall back to RAP...
 170          */
 171         error = smb_netshareenum(ctx, &entries, &total, &share_info);
 172         if (error) {
 173                 smb_error(gettext("//%s failed to list shares"),
 174                     error, ctx->ct_fullserver);
 175                 return (error);
 176         }
 177         print_shares(entries, total, share_info);
 178         return (0);
 179 }
 180 
 181 void
 182 print_shares(int entries, int total,
 183         struct share_info *share_info)
 184 {
 185         struct share_info *ep;
 186         int i;
 187 

 188         printf(gettext("Share        Type       Comment\n"));
 189         printf("-------------------------------\n");
 190 
 191         for (ep = share_info, i = 0; i < entries; i++, ep++) {
 192                 int sti = ep->type & STYPE_MASK;
 193                 if (sti > STYPE_UNKNOWN)
 194                         sti = STYPE_UNKNOWN;
 195                 printf("%-12s %-10s %s\n", ep->netname,
 196                     gettext(shtype[sti]),
 197                     ep->remark ? ep->remark : "");
 198                 free(ep->netname);
 199                 free(ep->remark);
 200         }
 201         printf(gettext("\n%d shares listed from %d available\n"),
 202             entries, total);
 203 
 204         free(share_info);








 205 }


  17  *    may be used to endorse or promote products derived from this software
  18  *    without specific prior written permission.
  19  *
  20  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  21  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  22  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  23  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  24  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  25  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  26  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  27  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  28  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  29  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  30  * SUCH DAMAGE.
  31  *
  32  * $Id: view.c,v 1.9 2004/12/13 00:25:39 lindak Exp $
  33  */
  34 
  35 /*
  36  * Copyright (c) 2008, 2010, Oracle and/or its affiliates. All rights reserved.
  37  * Copyright 2018 Nexenta Systems, Inc.  All rights reserved.
  38  */
  39 
  40 #include <sys/types.h>
  41 #include <errno.h>
  42 #include <stdio.h>
  43 #include <err.h>
  44 #include <unistd.h>
  45 #include <strings.h>
  46 #include <stdlib.h>
  47 #include <sysexits.h>
  48 #include <libintl.h>
  49 
  50 #include <netsmb/smb.h>
  51 #include <netsmb/smb_lib.h>


  52 #include "common.h"
  53 



  54 void
  55 view_usage(void)
  56 {
  57         printf(gettext("usage: smbutil view [connection options] //"
  58             "[workgroup;][user[:password]@]server\n"));
  59         exit(1);
  60 }
  61 
  62 int
  63 cmd_view(int argc, char *argv[])
  64 {
  65         struct smb_ctx *ctx;
  66         int error, err2, opt;
  67 
  68         if (argc < 2)
  69                 view_usage();
  70 
  71         error = smb_ctx_alloc(&ctx);
  72         if (error)
  73                 return (error);
  74 
  75         error = smb_ctx_scan_argv(ctx, argc, argv,
  76             SMBL_SERVER, SMBL_SERVER, USE_WILDCARD);
  77         if (error)
  78                 goto out;
  79 
  80         error = smb_ctx_readrc(ctx);
  81         if (error)
  82                 goto out;
  83 
  84         while ((opt = getopt(argc, argv, STDPARAM_OPT)) != EOF) {
  85                 if (opt == '?')
  86                         view_usage();
  87                 error = smb_ctx_opt(ctx, opt, optarg);
  88                 if (error)
  89                         goto out;
  90         }
  91 
  92         smb_ctx_setshare(ctx, "IPC$", USE_IPC);
  93 
  94         /*
  95          * Resolve the server address,
  96          * setup derived defaults.
  97          */
  98         error = smb_ctx_resolve(ctx);
  99         if (error)
 100                 goto out;
 101 
 102         /*
 103          * Have server, share, etc. from above:
 104          * smb_ctx_scan_argv, option settings.
 105          * Get the session and tree.
 106          */
 107 again:
 108         error = smb_ctx_get_ssn(ctx);
 109         if (error == EAUTH) {
 110                 err2 = smb_get_authentication(ctx);
 111                 if (err2 == 0)
 112                         goto again;
 113         }
 114         if (error) {
 115                 smb_error(gettext("//%s: login failed"),
 116                     error, ctx->ct_fullserver);
 117                 goto out;
 118         }
 119 
 120         error = smb_ctx_get_tree(ctx);
 121         if (error) {
 122                 smb_error(gettext("//%s/%s: tree connect failed"),
 123                     error, ctx->ct_fullserver, ctx->ct_origshare);
 124                 goto out;
 125         }
 126 
 127         /*
 128          * Have IPC$ tcon, now list shares.

 129          */
 130         error = share_enum_rpc(ctx, ctx->ct_fullserver);


 131 
 132 out:
 133         smb_ctx_free(ctx);
 134         return (error);
 135 }
 136 
 137 #ifdef I18N     /* not defined, put here so xgettext(1) can find strings */
 138 static char *shtype[] = {
 139         gettext("disk"),
 140         gettext("printer"),
 141         gettext("device"),      /* Communications device */
 142         gettext("IPC"),         /* Inter process communication */
 143         gettext("unknown")
 144 };
 145 #else
 146 static char *shtype[] = {
 147         "disk",
 148         "printer",
 149         "device",               /* Communications device */
 150         "IPC",                  /* IPC Inter process communication */
 151         "unknown"
 152 };
 153 #endif
 154 
 155 /*
 156  * Print one line of the share list, or
 157  * if SHARE is null, print the header line.






 158  */










 159 void
 160 view_print_share(char *share, int type, char *comment)

 161 {
 162         char *stname;
 163         int stindex;
 164 
 165         if (share == NULL) {
 166                 printf(gettext("Share        Type       Comment\n"));
 167                 printf("-------------------------------\n");
 168                 return;









 169         }


 170 
 171         stindex = type & STYPE_MASK;
 172         if (stindex > STYPE_UNKNOWN)
 173                 stindex = STYPE_UNKNOWN;
 174         stname = gettext(shtype[stindex]);
 175 
 176         if (comment == NULL)
 177                 comment = "";
 178 
 179         printf("%-12s %-10s %s\n", share, stname, comment);
 180 }