1*7c478bd9Sstevel@tonic-gate /* 2*7c478bd9Sstevel@tonic-gate * CDDL HEADER START 3*7c478bd9Sstevel@tonic-gate * 4*7c478bd9Sstevel@tonic-gate * The contents of this file are subject to the terms of the 5*7c478bd9Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only 6*7c478bd9Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance 7*7c478bd9Sstevel@tonic-gate * with the License. 8*7c478bd9Sstevel@tonic-gate * 9*7c478bd9Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10*7c478bd9Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 11*7c478bd9Sstevel@tonic-gate * See the License for the specific language governing permissions 12*7c478bd9Sstevel@tonic-gate * and limitations under the License. 13*7c478bd9Sstevel@tonic-gate * 14*7c478bd9Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 15*7c478bd9Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16*7c478bd9Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 17*7c478bd9Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 18*7c478bd9Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 19*7c478bd9Sstevel@tonic-gate * 20*7c478bd9Sstevel@tonic-gate * CDDL HEADER END 21*7c478bd9Sstevel@tonic-gate */ 22*7c478bd9Sstevel@tonic-gate /* 23*7c478bd9Sstevel@tonic-gate * Copyright 2004 Sun Microsystems, Inc. All rights reserved. 24*7c478bd9Sstevel@tonic-gate * Use is subject to license terms. 25*7c478bd9Sstevel@tonic-gate */ 26*7c478bd9Sstevel@tonic-gate 27*7c478bd9Sstevel@tonic-gate /* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */ 28*7c478bd9Sstevel@tonic-gate /* All Rights Reserved */ 29*7c478bd9Sstevel@tonic-gate 30*7c478bd9Sstevel@tonic-gate /* 31*7c478bd9Sstevel@tonic-gate * University Copyright- Copyright (c) 1982, 1986, 1988 32*7c478bd9Sstevel@tonic-gate * The Regents of the University of California 33*7c478bd9Sstevel@tonic-gate * All Rights Reserved 34*7c478bd9Sstevel@tonic-gate * 35*7c478bd9Sstevel@tonic-gate * University Acknowledgment- Portions of this document are derived from 36*7c478bd9Sstevel@tonic-gate * software developed by the University of California, Berkeley, and its 37*7c478bd9Sstevel@tonic-gate * contributors. 38*7c478bd9Sstevel@tonic-gate */ 39*7c478bd9Sstevel@tonic-gate 40*7c478bd9Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" 41*7c478bd9Sstevel@tonic-gate 42*7c478bd9Sstevel@tonic-gate /* 43*7c478bd9Sstevel@tonic-gate * showmount 44*7c478bd9Sstevel@tonic-gate */ 45*7c478bd9Sstevel@tonic-gate #include <stdio.h> 46*7c478bd9Sstevel@tonic-gate #include <stdarg.h> 47*7c478bd9Sstevel@tonic-gate #include <rpc/rpc.h> 48*7c478bd9Sstevel@tonic-gate #include <rpc/rpcb_clnt.h> 49*7c478bd9Sstevel@tonic-gate #include <sys/socket.h> 50*7c478bd9Sstevel@tonic-gate #include <netdb.h> 51*7c478bd9Sstevel@tonic-gate #include <sys/time.h> 52*7c478bd9Sstevel@tonic-gate #include <errno.h> 53*7c478bd9Sstevel@tonic-gate #include <nfs/nfs.h> 54*7c478bd9Sstevel@tonic-gate #include <rpcsvc/mount.h> 55*7c478bd9Sstevel@tonic-gate #include <locale.h> 56*7c478bd9Sstevel@tonic-gate 57*7c478bd9Sstevel@tonic-gate int sorthost(); 58*7c478bd9Sstevel@tonic-gate int sortpath(); 59*7c478bd9Sstevel@tonic-gate void pr_err(char *, ...); 60*7c478bd9Sstevel@tonic-gate void printex(); 61*7c478bd9Sstevel@tonic-gate void usage(); 62*7c478bd9Sstevel@tonic-gate 63*7c478bd9Sstevel@tonic-gate /* 64*7c478bd9Sstevel@tonic-gate * Dynamically-sized array of pointers to mountlist entries. Each element 65*7c478bd9Sstevel@tonic-gate * points into the linked list returned by the RPC call. We use an array 66*7c478bd9Sstevel@tonic-gate * so that we can conveniently sort the entries. 67*7c478bd9Sstevel@tonic-gate */ 68*7c478bd9Sstevel@tonic-gate static struct mountbody **table; 69*7c478bd9Sstevel@tonic-gate 70*7c478bd9Sstevel@tonic-gate struct timeval rpc_totout_new = {15, 0}; 71*7c478bd9Sstevel@tonic-gate 72*7c478bd9Sstevel@tonic-gate main(argc, argv) 73*7c478bd9Sstevel@tonic-gate int argc; 74*7c478bd9Sstevel@tonic-gate char **argv; 75*7c478bd9Sstevel@tonic-gate { 76*7c478bd9Sstevel@tonic-gate int aflg = 0, dflg = 0, eflg = 0; 77*7c478bd9Sstevel@tonic-gate int err; 78*7c478bd9Sstevel@tonic-gate struct mountbody *result_list = NULL; 79*7c478bd9Sstevel@tonic-gate struct mountbody *ml = NULL; 80*7c478bd9Sstevel@tonic-gate struct mountbody **tb; /* pointer into table */ 81*7c478bd9Sstevel@tonic-gate char *host, hostbuf[256]; 82*7c478bd9Sstevel@tonic-gate char *last; 83*7c478bd9Sstevel@tonic-gate CLIENT *cl; 84*7c478bd9Sstevel@tonic-gate extern int optind; 85*7c478bd9Sstevel@tonic-gate extern char *optarg; 86*7c478bd9Sstevel@tonic-gate int c; 87*7c478bd9Sstevel@tonic-gate struct timeval tout, rpc_totout_old; 88*7c478bd9Sstevel@tonic-gate int numentries; 89*7c478bd9Sstevel@tonic-gate (void) setlocale(LC_ALL, ""); 90*7c478bd9Sstevel@tonic-gate 91*7c478bd9Sstevel@tonic-gate #if !defined(TEXT_DOMAIN) 92*7c478bd9Sstevel@tonic-gate #define TEXT_DOMAIN "SYS_TEST" 93*7c478bd9Sstevel@tonic-gate #endif 94*7c478bd9Sstevel@tonic-gate (void) textdomain(TEXT_DOMAIN); 95*7c478bd9Sstevel@tonic-gate 96*7c478bd9Sstevel@tonic-gate while ((c = getopt(argc, argv, "ade")) != EOF) { 97*7c478bd9Sstevel@tonic-gate switch (c) { 98*7c478bd9Sstevel@tonic-gate case 'a': 99*7c478bd9Sstevel@tonic-gate aflg++; 100*7c478bd9Sstevel@tonic-gate break; 101*7c478bd9Sstevel@tonic-gate case 'd': 102*7c478bd9Sstevel@tonic-gate dflg++; 103*7c478bd9Sstevel@tonic-gate break; 104*7c478bd9Sstevel@tonic-gate case 'e': 105*7c478bd9Sstevel@tonic-gate eflg++; 106*7c478bd9Sstevel@tonic-gate break; 107*7c478bd9Sstevel@tonic-gate default: 108*7c478bd9Sstevel@tonic-gate usage(); 109*7c478bd9Sstevel@tonic-gate exit(1); 110*7c478bd9Sstevel@tonic-gate } 111*7c478bd9Sstevel@tonic-gate } 112*7c478bd9Sstevel@tonic-gate 113*7c478bd9Sstevel@tonic-gate switch (argc - optind) { 114*7c478bd9Sstevel@tonic-gate case 0: /* no args */ 115*7c478bd9Sstevel@tonic-gate if (gethostname(hostbuf, sizeof (hostbuf)) < 0) { 116*7c478bd9Sstevel@tonic-gate pr_err("gethostname: %s\n", strerror(errno)); 117*7c478bd9Sstevel@tonic-gate exit(1); 118*7c478bd9Sstevel@tonic-gate } 119*7c478bd9Sstevel@tonic-gate host = hostbuf; 120*7c478bd9Sstevel@tonic-gate break; 121*7c478bd9Sstevel@tonic-gate case 1: /* one arg */ 122*7c478bd9Sstevel@tonic-gate host = argv[optind]; 123*7c478bd9Sstevel@tonic-gate break; 124*7c478bd9Sstevel@tonic-gate default: /* too many args */ 125*7c478bd9Sstevel@tonic-gate usage(); 126*7c478bd9Sstevel@tonic-gate exit(1); 127*7c478bd9Sstevel@tonic-gate } 128*7c478bd9Sstevel@tonic-gate 129*7c478bd9Sstevel@tonic-gate __rpc_control(CLCR_GET_RPCB_TIMEOUT, &rpc_totout_old); 130*7c478bd9Sstevel@tonic-gate __rpc_control(CLCR_SET_RPCB_TIMEOUT, &rpc_totout_new); 131*7c478bd9Sstevel@tonic-gate 132*7c478bd9Sstevel@tonic-gate /* 133*7c478bd9Sstevel@tonic-gate * First try circuit, then drop back to datagram if 134*7c478bd9Sstevel@tonic-gate * circuit is unavailable (an old version of mountd perhaps) 135*7c478bd9Sstevel@tonic-gate * Using circuit is preferred because it can handle 136*7c478bd9Sstevel@tonic-gate * arbitrarily long export lists. 137*7c478bd9Sstevel@tonic-gate */ 138*7c478bd9Sstevel@tonic-gate cl = clnt_create(host, MOUNTPROG, MOUNTVERS, "circuit_n"); 139*7c478bd9Sstevel@tonic-gate if (cl == NULL) { 140*7c478bd9Sstevel@tonic-gate if (rpc_createerr.cf_stat == RPC_PROGNOTREGISTERED) 141*7c478bd9Sstevel@tonic-gate cl = clnt_create(host, MOUNTPROG, MOUNTVERS, 142*7c478bd9Sstevel@tonic-gate "datagram_n"); 143*7c478bd9Sstevel@tonic-gate if (cl == NULL) { 144*7c478bd9Sstevel@tonic-gate pr_err(""); 145*7c478bd9Sstevel@tonic-gate clnt_pcreateerror(host); 146*7c478bd9Sstevel@tonic-gate __rpc_control(CLCR_SET_RPCB_TIMEOUT, &rpc_totout_old); 147*7c478bd9Sstevel@tonic-gate exit(1); 148*7c478bd9Sstevel@tonic-gate } 149*7c478bd9Sstevel@tonic-gate } 150*7c478bd9Sstevel@tonic-gate 151*7c478bd9Sstevel@tonic-gate __rpc_control(CLCR_SET_RPCB_TIMEOUT, &rpc_totout_old); 152*7c478bd9Sstevel@tonic-gate 153*7c478bd9Sstevel@tonic-gate if (eflg) { 154*7c478bd9Sstevel@tonic-gate printex(cl, host); 155*7c478bd9Sstevel@tonic-gate if (aflg + dflg == 0) { 156*7c478bd9Sstevel@tonic-gate exit(0); 157*7c478bd9Sstevel@tonic-gate } 158*7c478bd9Sstevel@tonic-gate } 159*7c478bd9Sstevel@tonic-gate 160*7c478bd9Sstevel@tonic-gate tout.tv_sec = 10; 161*7c478bd9Sstevel@tonic-gate tout.tv_usec = 0; 162*7c478bd9Sstevel@tonic-gate 163*7c478bd9Sstevel@tonic-gate if (err = clnt_call(cl, MOUNTPROC_DUMP, 164*7c478bd9Sstevel@tonic-gate xdr_void, 0, xdr_mountlist, 165*7c478bd9Sstevel@tonic-gate (caddr_t)&result_list, tout)) { 166*7c478bd9Sstevel@tonic-gate pr_err("%s\n", clnt_sperrno(err)); 167*7c478bd9Sstevel@tonic-gate exit(1); 168*7c478bd9Sstevel@tonic-gate } 169*7c478bd9Sstevel@tonic-gate 170*7c478bd9Sstevel@tonic-gate /* 171*7c478bd9Sstevel@tonic-gate * Count the number of entries in the list. If the list is empty, 172*7c478bd9Sstevel@tonic-gate * quit now. 173*7c478bd9Sstevel@tonic-gate */ 174*7c478bd9Sstevel@tonic-gate numentries = 0; 175*7c478bd9Sstevel@tonic-gate for (ml = result_list; ml != NULL; ml = ml->ml_next) 176*7c478bd9Sstevel@tonic-gate numentries++; 177*7c478bd9Sstevel@tonic-gate if (numentries == 0) 178*7c478bd9Sstevel@tonic-gate exit(0); 179*7c478bd9Sstevel@tonic-gate 180*7c478bd9Sstevel@tonic-gate /* 181*7c478bd9Sstevel@tonic-gate * Allocate memory for the array and initialize the array. 182*7c478bd9Sstevel@tonic-gate */ 183*7c478bd9Sstevel@tonic-gate 184*7c478bd9Sstevel@tonic-gate table = (struct mountbody **)calloc(numentries, 185*7c478bd9Sstevel@tonic-gate sizeof (struct mountbody *)); 186*7c478bd9Sstevel@tonic-gate if (table == NULL) { 187*7c478bd9Sstevel@tonic-gate pr_err(gettext("not enough memory for %d entries\n"), 188*7c478bd9Sstevel@tonic-gate numentries); 189*7c478bd9Sstevel@tonic-gate exit(1); 190*7c478bd9Sstevel@tonic-gate } 191*7c478bd9Sstevel@tonic-gate for (ml = result_list, tb = &table[0]; 192*7c478bd9Sstevel@tonic-gate ml != NULL; 193*7c478bd9Sstevel@tonic-gate ml = ml->ml_next, tb++) { 194*7c478bd9Sstevel@tonic-gate *tb = ml; 195*7c478bd9Sstevel@tonic-gate } 196*7c478bd9Sstevel@tonic-gate 197*7c478bd9Sstevel@tonic-gate /* 198*7c478bd9Sstevel@tonic-gate * Sort the entries and print the results. 199*7c478bd9Sstevel@tonic-gate */ 200*7c478bd9Sstevel@tonic-gate 201*7c478bd9Sstevel@tonic-gate if (dflg) 202*7c478bd9Sstevel@tonic-gate qsort(table, numentries, sizeof (struct mountbody *), sortpath); 203*7c478bd9Sstevel@tonic-gate else 204*7c478bd9Sstevel@tonic-gate qsort(table, numentries, sizeof (struct mountbody *), sorthost); 205*7c478bd9Sstevel@tonic-gate if (aflg) { 206*7c478bd9Sstevel@tonic-gate for (tb = table; tb < table + numentries; tb++) 207*7c478bd9Sstevel@tonic-gate printf("%s:%s\n", (*tb)->ml_hostname, 208*7c478bd9Sstevel@tonic-gate (*tb)->ml_directory); 209*7c478bd9Sstevel@tonic-gate } else if (dflg) { 210*7c478bd9Sstevel@tonic-gate last = ""; 211*7c478bd9Sstevel@tonic-gate for (tb = table; tb < table + numentries; tb++) { 212*7c478bd9Sstevel@tonic-gate if (strcmp(last, (*tb)->ml_directory)) 213*7c478bd9Sstevel@tonic-gate printf("%s\n", (*tb)->ml_directory); 214*7c478bd9Sstevel@tonic-gate last = (*tb)->ml_directory; 215*7c478bd9Sstevel@tonic-gate } 216*7c478bd9Sstevel@tonic-gate } else { 217*7c478bd9Sstevel@tonic-gate last = ""; 218*7c478bd9Sstevel@tonic-gate for (tb = table; tb < table + numentries; tb++) { 219*7c478bd9Sstevel@tonic-gate if (strcmp(last, (*tb)->ml_hostname)) 220*7c478bd9Sstevel@tonic-gate printf("%s\n", (*tb)->ml_hostname); 221*7c478bd9Sstevel@tonic-gate last = (*tb)->ml_hostname; 222*7c478bd9Sstevel@tonic-gate } 223*7c478bd9Sstevel@tonic-gate } 224*7c478bd9Sstevel@tonic-gate return (0); 225*7c478bd9Sstevel@tonic-gate } 226*7c478bd9Sstevel@tonic-gate 227*7c478bd9Sstevel@tonic-gate sorthost(a, b) 228*7c478bd9Sstevel@tonic-gate struct mountbody **a, **b; 229*7c478bd9Sstevel@tonic-gate { 230*7c478bd9Sstevel@tonic-gate return (strcmp((*a)->ml_hostname, (*b)->ml_hostname)); 231*7c478bd9Sstevel@tonic-gate } 232*7c478bd9Sstevel@tonic-gate 233*7c478bd9Sstevel@tonic-gate sortpath(a, b) 234*7c478bd9Sstevel@tonic-gate struct mountbody **a, **b; 235*7c478bd9Sstevel@tonic-gate { 236*7c478bd9Sstevel@tonic-gate return (strcmp((*a)->ml_directory, (*b)->ml_directory)); 237*7c478bd9Sstevel@tonic-gate } 238*7c478bd9Sstevel@tonic-gate 239*7c478bd9Sstevel@tonic-gate void 240*7c478bd9Sstevel@tonic-gate usage() 241*7c478bd9Sstevel@tonic-gate { 242*7c478bd9Sstevel@tonic-gate (void) fprintf(stderr, 243*7c478bd9Sstevel@tonic-gate gettext("Usage: showmount [-a] [-d] [-e] [host]\n")); 244*7c478bd9Sstevel@tonic-gate } 245*7c478bd9Sstevel@tonic-gate 246*7c478bd9Sstevel@tonic-gate void 247*7c478bd9Sstevel@tonic-gate pr_err(char *fmt, ...) 248*7c478bd9Sstevel@tonic-gate { 249*7c478bd9Sstevel@tonic-gate va_list ap; 250*7c478bd9Sstevel@tonic-gate 251*7c478bd9Sstevel@tonic-gate va_start(ap, fmt); 252*7c478bd9Sstevel@tonic-gate (void) fprintf(stderr, "showmount: "); 253*7c478bd9Sstevel@tonic-gate (void) vfprintf(stderr, fmt, ap); 254*7c478bd9Sstevel@tonic-gate va_end(ap); 255*7c478bd9Sstevel@tonic-gate } 256*7c478bd9Sstevel@tonic-gate 257*7c478bd9Sstevel@tonic-gate void 258*7c478bd9Sstevel@tonic-gate printex(cl, host) 259*7c478bd9Sstevel@tonic-gate CLIENT *cl; 260*7c478bd9Sstevel@tonic-gate char *host; 261*7c478bd9Sstevel@tonic-gate { 262*7c478bd9Sstevel@tonic-gate struct exportnode *ex = NULL; 263*7c478bd9Sstevel@tonic-gate struct exportnode *e; 264*7c478bd9Sstevel@tonic-gate struct groupnode *gr; 265*7c478bd9Sstevel@tonic-gate enum clnt_stat err; 266*7c478bd9Sstevel@tonic-gate int max; 267*7c478bd9Sstevel@tonic-gate struct timeval tout; 268*7c478bd9Sstevel@tonic-gate 269*7c478bd9Sstevel@tonic-gate tout.tv_sec = 10; 270*7c478bd9Sstevel@tonic-gate tout.tv_usec = 0; 271*7c478bd9Sstevel@tonic-gate 272*7c478bd9Sstevel@tonic-gate if (err = clnt_call(cl, MOUNTPROC_EXPORT, 273*7c478bd9Sstevel@tonic-gate xdr_void, 0, xdr_exports, (caddr_t) &ex, tout)) { 274*7c478bd9Sstevel@tonic-gate pr_err("%s\n", clnt_sperrno(err)); 275*7c478bd9Sstevel@tonic-gate exit(1); 276*7c478bd9Sstevel@tonic-gate } 277*7c478bd9Sstevel@tonic-gate 278*7c478bd9Sstevel@tonic-gate if (ex == NULL) { 279*7c478bd9Sstevel@tonic-gate printf(gettext("no exported file systems for %s\n"), host); 280*7c478bd9Sstevel@tonic-gate } else { 281*7c478bd9Sstevel@tonic-gate printf(gettext("export list for %s:\n"), host); 282*7c478bd9Sstevel@tonic-gate } 283*7c478bd9Sstevel@tonic-gate max = 0; 284*7c478bd9Sstevel@tonic-gate for (e = ex; e != NULL; e = e->ex_next) { 285*7c478bd9Sstevel@tonic-gate if (strlen(e->ex_dir) > max) { 286*7c478bd9Sstevel@tonic-gate max = strlen(e->ex_dir); 287*7c478bd9Sstevel@tonic-gate } 288*7c478bd9Sstevel@tonic-gate } 289*7c478bd9Sstevel@tonic-gate while (ex) { 290*7c478bd9Sstevel@tonic-gate printf("%-*s ", max, ex->ex_dir); 291*7c478bd9Sstevel@tonic-gate gr = ex->ex_groups; 292*7c478bd9Sstevel@tonic-gate if (gr == NULL) { 293*7c478bd9Sstevel@tonic-gate printf(gettext("(everyone)")); 294*7c478bd9Sstevel@tonic-gate } 295*7c478bd9Sstevel@tonic-gate while (gr) { 296*7c478bd9Sstevel@tonic-gate printf("%s", gr->gr_name); 297*7c478bd9Sstevel@tonic-gate gr = gr->gr_next; 298*7c478bd9Sstevel@tonic-gate if (gr) { 299*7c478bd9Sstevel@tonic-gate printf(","); 300*7c478bd9Sstevel@tonic-gate } 301*7c478bd9Sstevel@tonic-gate } 302*7c478bd9Sstevel@tonic-gate printf("\n"); 303*7c478bd9Sstevel@tonic-gate ex = ex->ex_next; 304*7c478bd9Sstevel@tonic-gate } 305*7c478bd9Sstevel@tonic-gate } 306