1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License, Version 1.0 only 6 * (the "License"). You may not use this file except in compliance 7 * with the License. 8 * 9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10 * or http://www.opensolaris.org/os/licensing. 11 * See the License for the specific language governing permissions 12 * and limitations under the License. 13 * 14 * When distributing Covered Code, include this CDDL HEADER in each 15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16 * If applicable, add the following below this CDDL HEADER, with the 17 * fields enclosed by brackets "[]" replaced with your own identifying 18 * information: Portions Copyright [yyyy] [name of copyright owner] 19 * 20 * CDDL HEADER END 21 */ 22 /* 23 * Copyright 2005 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 */ 26 27 #pragma ident "%Z%%M% %I% %E% SMI" 28 29 #include "rstat.h" 30 #include "rstat_v2.h" 31 #include <stdio.h> 32 #include <stdlib.h> /* getenv, exit */ 33 #include <signal.h> 34 #include <sys/types.h> 35 #include <memory.h> 36 #include <stropts.h> 37 #include <netconfig.h> 38 #include <syslog.h> 39 40 #ifdef __STDC__ 41 #define SIG_PF void(*)(int) 42 #endif 43 44 #ifdef DEBUG 45 #define RPC_SVC_FG 46 #endif 47 48 49 int _rpcpmstart; /* Started by a port monitor ? */ 50 int _rpcfdtype; /* Whether Stream or Datagram ? */ 51 int _rpcsvcdirty; /* Still serving ? */ 52 53 static void _msgout(/*char *msg*/); 54 static void closedown(); 55 56 extern void rstatprog_4(/*struct svc_req *rqstp, SVCXPRT *transp*/); 57 extern void rstatprog_3(/*struct svc_req *rqstp, SVCXPRT *transp*/); 58 extern void rstatprog_2(/*struct svc_req *rqstp, SVCXPRT *transp*/); 59 60 int 61 main(int argc, char *argv[]) 62 { 63 pid_t pid; 64 int i; 65 66 /* 67 * If stdin looks like a TLI endpoint, we assume 68 * that we were started by a port monitor. If 69 * t_getstate fails with TBADF, this is not a 70 * TLI endpoint. 71 */ 72 if (t_getstate(0) != -1 || t_errno != TBADF) { 73 char *netid; 74 struct netconfig *nconf = NULL; 75 SVCXPRT *transp; 76 77 _rpcpmstart = 1; 78 openlog("rstatd", LOG_PID, LOG_DAEMON); 79 if ((netid = getenv("NLSPROVIDER")) == NULL) { 80 #ifdef DEBUG 81 _msgout("cannot get transport name"); 82 #endif 83 } else if ((nconf = getnetconfigent(netid)) == NULL) { 84 #ifdef DEBUG 85 _msgout("cannot get transport info"); 86 #endif 87 } 88 if ((transp = svc_tli_create(0, nconf, NULL, 0, 0)) == NULL) { 89 _msgout("cannot create server handle"); 90 exit(1); 91 } 92 if (nconf) 93 freenetconfigent(nconf); 94 if (!svc_reg(transp, RSTATPROG, RSTATVERS_VAR, rstatprog_4, 95 0)) { 96 _msgout("unable to register " 97 "(RSTATPROG, RSTATVERS_VAR)."); 98 exit(1); 99 } 100 if (!svc_reg(transp, RSTATPROG, RSTATVERS_TIME, rstatprog_3, 101 0)) { 102 _msgout("unable to register " 103 "(RSTATPROG, RSTATVERS_TIME)."); 104 exit(1); 105 } 106 if (!svc_reg(transp, RSTATPROG, RSTATVERS_SWTCH, rstatprog_2, 107 0)) { 108 _msgout("unable to register " 109 "(RSTATPROG, RSTATVERS_SWTCH)."); 110 exit(1); 111 } 112 svc_run(); 113 exit(1); 114 /* NOTREACHED */ 115 } else { 116 #ifndef RPC_SVC_FG 117 pid = fork(); 118 if (pid < 0) { 119 perror("cannot fork"); 120 exit(1); 121 } 122 if (pid) 123 exit(0); 124 closefrom(0); 125 i = open("/dev/console", 2); 126 (void) dup2(i, 1); 127 (void) dup2(i, 2); 128 setsid(); 129 openlog("rstatd", LOG_PID, LOG_DAEMON); 130 #endif 131 } 132 if (!svc_create(rstatprog_4, RSTATPROG, RSTATVERS_VAR, "datagram_v")) { 133 _msgout("unable to create (RSTATPROG, RSTATVERS_VAR) " 134 "for datagram_v."); 135 exit(1); 136 } 137 if (!svc_create(rstatprog_3, RSTATPROG, RSTATVERS_TIME, 138 "datagram_v")) { 139 _msgout("unable to create (RSTATPROG, RSTATVERS_TIME) " 140 "for datagram_v."); 141 exit(1); 142 } 143 if (!svc_create(rstatprog_4, RSTATPROG, RSTATVERS_VAR, "circuit_v")) { 144 _msgout("unable to create (RSTATPROG, RSTATVERS_VAR) " 145 "for circuit_v."); 146 exit(1); 147 } 148 if (!svc_create(rstatprog_3, RSTATPROG, RSTATVERS_TIME, "circuit_v")) { 149 _msgout("unable to create (RSTATPROG, RSTATVERS_TIME) " 150 "for circuit_v."); 151 exit(1); 152 } 153 154 /* 155 * V2 supported on datagram transports *only* 156 */ 157 if (!svc_create(rstatprog_2, RSTATPROG, RSTATVERS_SWTCH, 158 "datagram_v")) { 159 _msgout("unable to create (RSTATPROG, RSTATVERS_SWTCH) " 160 "for datagram_v."); 161 exit(1); 162 } 163 164 svc_run(); 165 _msgout("svc_run returned"); 166 return (1); 167 } 168 169 static void 170 _msgout(msg) 171 char *msg; 172 { 173 #ifdef RPC_SVC_FG 174 if (_rpcpmstart) 175 syslog(LOG_ERR, msg); 176 else 177 (void) fprintf(stderr, "%s\n", msg); 178 #else 179 syslog(LOG_ERR, msg); 180 #endif 181 } 182