17c478bd9Sstevel@tonic-gate /* 27c478bd9Sstevel@tonic-gate * CDDL HEADER START 37c478bd9Sstevel@tonic-gate * 47c478bd9Sstevel@tonic-gate * The contents of this file are subject to the terms of the 57c478bd9Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only 67c478bd9Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance 77c478bd9Sstevel@tonic-gate * with the License. 87c478bd9Sstevel@tonic-gate * 97c478bd9Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 107c478bd9Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 117c478bd9Sstevel@tonic-gate * See the License for the specific language governing permissions 127c478bd9Sstevel@tonic-gate * and limitations under the License. 137c478bd9Sstevel@tonic-gate * 147c478bd9Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 157c478bd9Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 167c478bd9Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 177c478bd9Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 187c478bd9Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 197c478bd9Sstevel@tonic-gate * 207c478bd9Sstevel@tonic-gate * CDDL HEADER END 217c478bd9Sstevel@tonic-gate */ 227c478bd9Sstevel@tonic-gate /* 23*11606941Sjwahlig * Copyright 2005 Sun Microsystems, Inc. All rights reserved. 247c478bd9Sstevel@tonic-gate * Use is subject to license terms. 257c478bd9Sstevel@tonic-gate */ 267c478bd9Sstevel@tonic-gate 277c478bd9Sstevel@tonic-gate /* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */ 287c478bd9Sstevel@tonic-gate /* All Rights Reserved */ 297c478bd9Sstevel@tonic-gate 307c478bd9Sstevel@tonic-gate /* 317c478bd9Sstevel@tonic-gate * University Copyright- Copyright (c) 1982, 1986, 1988 327c478bd9Sstevel@tonic-gate * The Regents of the University of California 337c478bd9Sstevel@tonic-gate * All Rights Reserved 347c478bd9Sstevel@tonic-gate * 357c478bd9Sstevel@tonic-gate * University Acknowledgment- Portions of this document are derived from 367c478bd9Sstevel@tonic-gate * software developed by the University of California, Berkeley, and its 377c478bd9Sstevel@tonic-gate * contributors. 387c478bd9Sstevel@tonic-gate */ 397c478bd9Sstevel@tonic-gate 407c478bd9Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" 417c478bd9Sstevel@tonic-gate 427c478bd9Sstevel@tonic-gate /* 437c478bd9Sstevel@tonic-gate * showmount 447c478bd9Sstevel@tonic-gate */ 457c478bd9Sstevel@tonic-gate #include <stdio.h> 467c478bd9Sstevel@tonic-gate #include <stdarg.h> 477c478bd9Sstevel@tonic-gate #include <rpc/rpc.h> 487c478bd9Sstevel@tonic-gate #include <rpc/rpcb_clnt.h> 497c478bd9Sstevel@tonic-gate #include <sys/socket.h> 507c478bd9Sstevel@tonic-gate #include <netdb.h> 517c478bd9Sstevel@tonic-gate #include <sys/time.h> 527c478bd9Sstevel@tonic-gate #include <errno.h> 537c478bd9Sstevel@tonic-gate #include <nfs/nfs.h> 547c478bd9Sstevel@tonic-gate #include <rpcsvc/mount.h> 557c478bd9Sstevel@tonic-gate #include <locale.h> 567c478bd9Sstevel@tonic-gate 577c478bd9Sstevel@tonic-gate int sorthost(); 587c478bd9Sstevel@tonic-gate int sortpath(); 597c478bd9Sstevel@tonic-gate void pr_err(char *, ...); 607c478bd9Sstevel@tonic-gate void printex(); 617c478bd9Sstevel@tonic-gate void usage(); 627c478bd9Sstevel@tonic-gate 637c478bd9Sstevel@tonic-gate /* 647c478bd9Sstevel@tonic-gate * Dynamically-sized array of pointers to mountlist entries. Each element 657c478bd9Sstevel@tonic-gate * points into the linked list returned by the RPC call. We use an array 667c478bd9Sstevel@tonic-gate * so that we can conveniently sort the entries. 677c478bd9Sstevel@tonic-gate */ 687c478bd9Sstevel@tonic-gate static struct mountbody **table; 697c478bd9Sstevel@tonic-gate 707c478bd9Sstevel@tonic-gate struct timeval rpc_totout_new = {15, 0}; 717c478bd9Sstevel@tonic-gate 72*11606941Sjwahlig int 73*11606941Sjwahlig main(int argc, char *argv[]) 747c478bd9Sstevel@tonic-gate { 757c478bd9Sstevel@tonic-gate int aflg = 0, dflg = 0, eflg = 0; 767c478bd9Sstevel@tonic-gate int err; 777c478bd9Sstevel@tonic-gate struct mountbody *result_list = NULL; 787c478bd9Sstevel@tonic-gate struct mountbody *ml = NULL; 797c478bd9Sstevel@tonic-gate struct mountbody **tb; /* pointer into table */ 807c478bd9Sstevel@tonic-gate char *host, hostbuf[256]; 817c478bd9Sstevel@tonic-gate char *last; 827c478bd9Sstevel@tonic-gate CLIENT *cl; 837c478bd9Sstevel@tonic-gate extern int optind; 847c478bd9Sstevel@tonic-gate extern char *optarg; 857c478bd9Sstevel@tonic-gate int c; 867c478bd9Sstevel@tonic-gate struct timeval tout, rpc_totout_old; 877c478bd9Sstevel@tonic-gate int numentries; 887c478bd9Sstevel@tonic-gate (void) setlocale(LC_ALL, ""); 897c478bd9Sstevel@tonic-gate 907c478bd9Sstevel@tonic-gate #if !defined(TEXT_DOMAIN) 917c478bd9Sstevel@tonic-gate #define TEXT_DOMAIN "SYS_TEST" 927c478bd9Sstevel@tonic-gate #endif 937c478bd9Sstevel@tonic-gate (void) textdomain(TEXT_DOMAIN); 947c478bd9Sstevel@tonic-gate 957c478bd9Sstevel@tonic-gate while ((c = getopt(argc, argv, "ade")) != EOF) { 967c478bd9Sstevel@tonic-gate switch (c) { 977c478bd9Sstevel@tonic-gate case 'a': 987c478bd9Sstevel@tonic-gate aflg++; 997c478bd9Sstevel@tonic-gate break; 1007c478bd9Sstevel@tonic-gate case 'd': 1017c478bd9Sstevel@tonic-gate dflg++; 1027c478bd9Sstevel@tonic-gate break; 1037c478bd9Sstevel@tonic-gate case 'e': 1047c478bd9Sstevel@tonic-gate eflg++; 1057c478bd9Sstevel@tonic-gate break; 1067c478bd9Sstevel@tonic-gate default: 1077c478bd9Sstevel@tonic-gate usage(); 1087c478bd9Sstevel@tonic-gate exit(1); 1097c478bd9Sstevel@tonic-gate } 1107c478bd9Sstevel@tonic-gate } 1117c478bd9Sstevel@tonic-gate 1127c478bd9Sstevel@tonic-gate switch (argc - optind) { 1137c478bd9Sstevel@tonic-gate case 0: /* no args */ 1147c478bd9Sstevel@tonic-gate if (gethostname(hostbuf, sizeof (hostbuf)) < 0) { 1157c478bd9Sstevel@tonic-gate pr_err("gethostname: %s\n", strerror(errno)); 1167c478bd9Sstevel@tonic-gate exit(1); 1177c478bd9Sstevel@tonic-gate } 1187c478bd9Sstevel@tonic-gate host = hostbuf; 1197c478bd9Sstevel@tonic-gate break; 1207c478bd9Sstevel@tonic-gate case 1: /* one arg */ 1217c478bd9Sstevel@tonic-gate host = argv[optind]; 1227c478bd9Sstevel@tonic-gate break; 1237c478bd9Sstevel@tonic-gate default: /* too many args */ 1247c478bd9Sstevel@tonic-gate usage(); 1257c478bd9Sstevel@tonic-gate exit(1); 1267c478bd9Sstevel@tonic-gate } 1277c478bd9Sstevel@tonic-gate 1287c478bd9Sstevel@tonic-gate __rpc_control(CLCR_GET_RPCB_TIMEOUT, &rpc_totout_old); 1297c478bd9Sstevel@tonic-gate __rpc_control(CLCR_SET_RPCB_TIMEOUT, &rpc_totout_new); 1307c478bd9Sstevel@tonic-gate 1317c478bd9Sstevel@tonic-gate /* 1327c478bd9Sstevel@tonic-gate * First try circuit, then drop back to datagram if 1337c478bd9Sstevel@tonic-gate * circuit is unavailable (an old version of mountd perhaps) 1347c478bd9Sstevel@tonic-gate * Using circuit is preferred because it can handle 1357c478bd9Sstevel@tonic-gate * arbitrarily long export lists. 1367c478bd9Sstevel@tonic-gate */ 1377c478bd9Sstevel@tonic-gate cl = clnt_create(host, MOUNTPROG, MOUNTVERS, "circuit_n"); 1387c478bd9Sstevel@tonic-gate if (cl == NULL) { 1397c478bd9Sstevel@tonic-gate if (rpc_createerr.cf_stat == RPC_PROGNOTREGISTERED) 1407c478bd9Sstevel@tonic-gate cl = clnt_create(host, MOUNTPROG, MOUNTVERS, 1417c478bd9Sstevel@tonic-gate "datagram_n"); 1427c478bd9Sstevel@tonic-gate if (cl == NULL) { 1437c478bd9Sstevel@tonic-gate pr_err(""); 1447c478bd9Sstevel@tonic-gate clnt_pcreateerror(host); 1457c478bd9Sstevel@tonic-gate __rpc_control(CLCR_SET_RPCB_TIMEOUT, &rpc_totout_old); 1467c478bd9Sstevel@tonic-gate exit(1); 1477c478bd9Sstevel@tonic-gate } 1487c478bd9Sstevel@tonic-gate } 1497c478bd9Sstevel@tonic-gate 1507c478bd9Sstevel@tonic-gate __rpc_control(CLCR_SET_RPCB_TIMEOUT, &rpc_totout_old); 1517c478bd9Sstevel@tonic-gate 1527c478bd9Sstevel@tonic-gate if (eflg) { 1537c478bd9Sstevel@tonic-gate printex(cl, host); 1547c478bd9Sstevel@tonic-gate if (aflg + dflg == 0) { 1557c478bd9Sstevel@tonic-gate exit(0); 1567c478bd9Sstevel@tonic-gate } 1577c478bd9Sstevel@tonic-gate } 1587c478bd9Sstevel@tonic-gate 1597c478bd9Sstevel@tonic-gate tout.tv_sec = 10; 1607c478bd9Sstevel@tonic-gate tout.tv_usec = 0; 1617c478bd9Sstevel@tonic-gate 1627c478bd9Sstevel@tonic-gate if (err = clnt_call(cl, MOUNTPROC_DUMP, 1637c478bd9Sstevel@tonic-gate xdr_void, 0, xdr_mountlist, 1647c478bd9Sstevel@tonic-gate (caddr_t)&result_list, tout)) { 1657c478bd9Sstevel@tonic-gate pr_err("%s\n", clnt_sperrno(err)); 1667c478bd9Sstevel@tonic-gate exit(1); 1677c478bd9Sstevel@tonic-gate } 1687c478bd9Sstevel@tonic-gate 1697c478bd9Sstevel@tonic-gate /* 1707c478bd9Sstevel@tonic-gate * Count the number of entries in the list. If the list is empty, 1717c478bd9Sstevel@tonic-gate * quit now. 1727c478bd9Sstevel@tonic-gate */ 1737c478bd9Sstevel@tonic-gate numentries = 0; 1747c478bd9Sstevel@tonic-gate for (ml = result_list; ml != NULL; ml = ml->ml_next) 1757c478bd9Sstevel@tonic-gate numentries++; 1767c478bd9Sstevel@tonic-gate if (numentries == 0) 1777c478bd9Sstevel@tonic-gate exit(0); 1787c478bd9Sstevel@tonic-gate 1797c478bd9Sstevel@tonic-gate /* 1807c478bd9Sstevel@tonic-gate * Allocate memory for the array and initialize the array. 1817c478bd9Sstevel@tonic-gate */ 1827c478bd9Sstevel@tonic-gate 1837c478bd9Sstevel@tonic-gate table = (struct mountbody **)calloc(numentries, 1847c478bd9Sstevel@tonic-gate sizeof (struct mountbody *)); 1857c478bd9Sstevel@tonic-gate if (table == NULL) { 1867c478bd9Sstevel@tonic-gate pr_err(gettext("not enough memory for %d entries\n"), 1877c478bd9Sstevel@tonic-gate numentries); 1887c478bd9Sstevel@tonic-gate exit(1); 1897c478bd9Sstevel@tonic-gate } 1907c478bd9Sstevel@tonic-gate for (ml = result_list, tb = &table[0]; 1917c478bd9Sstevel@tonic-gate ml != NULL; 1927c478bd9Sstevel@tonic-gate ml = ml->ml_next, tb++) { 1937c478bd9Sstevel@tonic-gate *tb = ml; 1947c478bd9Sstevel@tonic-gate } 1957c478bd9Sstevel@tonic-gate 1967c478bd9Sstevel@tonic-gate /* 1977c478bd9Sstevel@tonic-gate * Sort the entries and print the results. 1987c478bd9Sstevel@tonic-gate */ 1997c478bd9Sstevel@tonic-gate 2007c478bd9Sstevel@tonic-gate if (dflg) 2017c478bd9Sstevel@tonic-gate qsort(table, numentries, sizeof (struct mountbody *), sortpath); 2027c478bd9Sstevel@tonic-gate else 2037c478bd9Sstevel@tonic-gate qsort(table, numentries, sizeof (struct mountbody *), sorthost); 2047c478bd9Sstevel@tonic-gate if (aflg) { 2057c478bd9Sstevel@tonic-gate for (tb = table; tb < table + numentries; tb++) 2067c478bd9Sstevel@tonic-gate printf("%s:%s\n", (*tb)->ml_hostname, 2077c478bd9Sstevel@tonic-gate (*tb)->ml_directory); 2087c478bd9Sstevel@tonic-gate } else if (dflg) { 2097c478bd9Sstevel@tonic-gate last = ""; 2107c478bd9Sstevel@tonic-gate for (tb = table; tb < table + numentries; tb++) { 2117c478bd9Sstevel@tonic-gate if (strcmp(last, (*tb)->ml_directory)) 2127c478bd9Sstevel@tonic-gate printf("%s\n", (*tb)->ml_directory); 2137c478bd9Sstevel@tonic-gate last = (*tb)->ml_directory; 2147c478bd9Sstevel@tonic-gate } 2157c478bd9Sstevel@tonic-gate } else { 2167c478bd9Sstevel@tonic-gate last = ""; 2177c478bd9Sstevel@tonic-gate for (tb = table; tb < table + numentries; tb++) { 2187c478bd9Sstevel@tonic-gate if (strcmp(last, (*tb)->ml_hostname)) 2197c478bd9Sstevel@tonic-gate printf("%s\n", (*tb)->ml_hostname); 2207c478bd9Sstevel@tonic-gate last = (*tb)->ml_hostname; 2217c478bd9Sstevel@tonic-gate } 2227c478bd9Sstevel@tonic-gate } 2237c478bd9Sstevel@tonic-gate return (0); 2247c478bd9Sstevel@tonic-gate } 2257c478bd9Sstevel@tonic-gate 226*11606941Sjwahlig int 2277c478bd9Sstevel@tonic-gate sorthost(a, b) 2287c478bd9Sstevel@tonic-gate struct mountbody **a, **b; 2297c478bd9Sstevel@tonic-gate { 2307c478bd9Sstevel@tonic-gate return (strcmp((*a)->ml_hostname, (*b)->ml_hostname)); 2317c478bd9Sstevel@tonic-gate } 2327c478bd9Sstevel@tonic-gate 233*11606941Sjwahlig int 2347c478bd9Sstevel@tonic-gate sortpath(a, b) 2357c478bd9Sstevel@tonic-gate struct mountbody **a, **b; 2367c478bd9Sstevel@tonic-gate { 2377c478bd9Sstevel@tonic-gate return (strcmp((*a)->ml_directory, (*b)->ml_directory)); 2387c478bd9Sstevel@tonic-gate } 2397c478bd9Sstevel@tonic-gate 2407c478bd9Sstevel@tonic-gate void 2417c478bd9Sstevel@tonic-gate usage() 2427c478bd9Sstevel@tonic-gate { 2437c478bd9Sstevel@tonic-gate (void) fprintf(stderr, 2447c478bd9Sstevel@tonic-gate gettext("Usage: showmount [-a] [-d] [-e] [host]\n")); 2457c478bd9Sstevel@tonic-gate } 2467c478bd9Sstevel@tonic-gate 2477c478bd9Sstevel@tonic-gate void 2487c478bd9Sstevel@tonic-gate pr_err(char *fmt, ...) 2497c478bd9Sstevel@tonic-gate { 2507c478bd9Sstevel@tonic-gate va_list ap; 2517c478bd9Sstevel@tonic-gate 2527c478bd9Sstevel@tonic-gate va_start(ap, fmt); 2537c478bd9Sstevel@tonic-gate (void) fprintf(stderr, "showmount: "); 2547c478bd9Sstevel@tonic-gate (void) vfprintf(stderr, fmt, ap); 2557c478bd9Sstevel@tonic-gate va_end(ap); 2567c478bd9Sstevel@tonic-gate } 2577c478bd9Sstevel@tonic-gate 2587c478bd9Sstevel@tonic-gate void 2597c478bd9Sstevel@tonic-gate printex(cl, host) 2607c478bd9Sstevel@tonic-gate CLIENT *cl; 2617c478bd9Sstevel@tonic-gate char *host; 2627c478bd9Sstevel@tonic-gate { 2637c478bd9Sstevel@tonic-gate struct exportnode *ex = NULL; 2647c478bd9Sstevel@tonic-gate struct exportnode *e; 2657c478bd9Sstevel@tonic-gate struct groupnode *gr; 2667c478bd9Sstevel@tonic-gate enum clnt_stat err; 2677c478bd9Sstevel@tonic-gate int max; 2687c478bd9Sstevel@tonic-gate struct timeval tout; 2697c478bd9Sstevel@tonic-gate 2707c478bd9Sstevel@tonic-gate tout.tv_sec = 10; 2717c478bd9Sstevel@tonic-gate tout.tv_usec = 0; 2727c478bd9Sstevel@tonic-gate 2737c478bd9Sstevel@tonic-gate if (err = clnt_call(cl, MOUNTPROC_EXPORT, 274*11606941Sjwahlig xdr_void, 0, xdr_exports, (caddr_t)&ex, tout)) { 2757c478bd9Sstevel@tonic-gate pr_err("%s\n", clnt_sperrno(err)); 2767c478bd9Sstevel@tonic-gate exit(1); 2777c478bd9Sstevel@tonic-gate } 2787c478bd9Sstevel@tonic-gate 2797c478bd9Sstevel@tonic-gate if (ex == NULL) { 2807c478bd9Sstevel@tonic-gate printf(gettext("no exported file systems for %s\n"), host); 2817c478bd9Sstevel@tonic-gate } else { 2827c478bd9Sstevel@tonic-gate printf(gettext("export list for %s:\n"), host); 2837c478bd9Sstevel@tonic-gate } 2847c478bd9Sstevel@tonic-gate max = 0; 2857c478bd9Sstevel@tonic-gate for (e = ex; e != NULL; e = e->ex_next) { 2867c478bd9Sstevel@tonic-gate if (strlen(e->ex_dir) > max) { 2877c478bd9Sstevel@tonic-gate max = strlen(e->ex_dir); 2887c478bd9Sstevel@tonic-gate } 2897c478bd9Sstevel@tonic-gate } 2907c478bd9Sstevel@tonic-gate while (ex) { 2917c478bd9Sstevel@tonic-gate printf("%-*s ", max, ex->ex_dir); 2927c478bd9Sstevel@tonic-gate gr = ex->ex_groups; 2937c478bd9Sstevel@tonic-gate if (gr == NULL) { 2947c478bd9Sstevel@tonic-gate printf(gettext("(everyone)")); 2957c478bd9Sstevel@tonic-gate } 2967c478bd9Sstevel@tonic-gate while (gr) { 2977c478bd9Sstevel@tonic-gate printf("%s", gr->gr_name); 2987c478bd9Sstevel@tonic-gate gr = gr->gr_next; 2997c478bd9Sstevel@tonic-gate if (gr) { 3007c478bd9Sstevel@tonic-gate printf(","); 3017c478bd9Sstevel@tonic-gate } 3027c478bd9Sstevel@tonic-gate } 3037c478bd9Sstevel@tonic-gate printf("\n"); 3047c478bd9Sstevel@tonic-gate ex = ex->ex_next; 3057c478bd9Sstevel@tonic-gate } 3067c478bd9Sstevel@tonic-gate } 307