1/* 2 * Copyright (c) 1995 - 2000 Kungliga Tekniska Högskolan 3 * (Royal Institute of Technology, Stockholm, Sweden). 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 17 * 3. Neither the name of the Institute nor the names of its contributors 18 * may be used to endorse or promote products derived from this software 19 * without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND 22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 24 * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE 25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 */ 33 34#ifdef HAVE_CONFIG_H 35#include <config.h> 36RCSID("$Id$"); 37#endif 38 39#include <stdio.h> 40#include <string.h> 41#ifdef TIME_WITH_SYS_TIME 42#include <sys/time.h> 43#include <time.h> 44#elif defined(HAVE_SYS_TIME_H) 45#include <sys/time.h> 46#else 47#include <time.h> 48#endif 49#ifdef HAVE_UNISTD_H 50#include <unistd.h> 51#endif 52#ifdef HAVE_FCNTL_H 53#include <fcntl.h> 54#endif 55#ifdef HAVE_UTMP_H 56#include <utmp.h> 57#endif 58#ifdef HAVE_UTMPX_H 59#include <utmpx.h> 60#endif 61#ifdef HAVE_ASL_H 62#include <asl.h> 63#endif 64#include <roken.h> 65#include "extern.h" 66 67#ifndef HAVE_UTMPX_H 68#ifndef WTMP_FILE 69#ifdef _PATH_WTMP 70#define WTMP_FILE _PATH_WTMP 71#else 72#define WTMP_FILE "/var/adm/wtmp" 73#endif 74#endif 75#endif 76 77#ifdef HAVE_ASL_H 78 79#ifndef ASL_KEY_FACILITY 80#define ASL_KEY_FACILITY "Facility" 81#endif 82 83static void 84ftpd_logwtmp_asl(char *line, char *name, char *host) 85{ 86 static aslmsg m = NULL; 87 static int init = 0; 88 89 if (!init) { 90 init = 1; 91 m = asl_new(ASL_TYPE_MSG); 92 if (m == NULL) 93 return; 94 asl_set(m, ASL_KEY_FACILITY, "org.h5l.ftpd"); 95 } 96 if (m) 97 asl_log(NULL, m, ASL_LEVEL_NOTICE, 98 "host %s/%s user %s%sconnected pid %d", 99 host, line, name, name[0] ? " " : "dis", (int)getpid()); 100} 101 102#endif 103 104#ifndef HAVE_ASL_H 105 106static void 107ftpd_logwtmp_wtmp(char *line, char *name, char *host) 108{ 109 static int init = 0; 110 static int fd; 111#ifdef WTMPX_FILE 112 static int fdx; 113#endif 114#ifdef HAVE_UTMP_H 115 struct utmp ut; 116#endif 117#if defined(WTMPX_FILE) || defined(HAVE_UTMPX_H) 118 struct utmpx utx; 119#endif 120 121#ifdef HAVE_UTMPX_H 122 memset(&utx, 0, sizeof(struct utmpx)); 123#endif 124#ifdef HAVE_UTMP_H 125 memset(&ut, 0, sizeof(struct utmp)); 126#ifdef HAVE_STRUCT_UTMP_UT_TYPE 127 if(name[0]) 128 ut.ut_type = USER_PROCESS; 129 else 130 ut.ut_type = DEAD_PROCESS; 131#endif 132 strncpy(ut.ut_line, line, sizeof(ut.ut_line)); 133 strncpy(ut.ut_name, name, sizeof(ut.ut_name)); 134#ifdef HAVE_STRUCT_UTMP_UT_PID 135 ut.ut_pid = getpid(); 136#endif 137#ifdef HAVE_STRUCT_UTMP_UT_HOST 138 strncpy(ut.ut_host, host, sizeof(ut.ut_host)); 139#endif 140 ut.ut_time = time(NULL); 141#endif 142 143#if defined(WTMPX_FILE) || defined(HAVE_UTMPX_H) 144 strncpy(utx.ut_line, line, sizeof(utx.ut_line)); 145 strncpy(utx.ut_user, name, sizeof(utx.ut_user)); 146 strncpy(utx.ut_host, host, sizeof(utx.ut_host)); 147#ifdef HAVE_STRUCT_UTMPX_UT_SYSLEN 148 utx.ut_syslen = strlen(host) + 1; 149 if (utx.ut_syslen > sizeof(utx.ut_host)) 150 utx.ut_syslen = sizeof(utx.ut_host); 151#endif 152 { 153 struct timeval tv; 154 155 gettimeofday (&tv, 0); 156 utx.ut_tv.tv_sec = tv.tv_sec; 157 utx.ut_tv.tv_usec = tv.tv_usec; 158 } 159 160 if(name[0]) 161 utx.ut_type = USER_PROCESS; 162 else 163 utx.ut_type = DEAD_PROCESS; 164#endif 165 166#ifdef HAVE_UTMPX_H 167 pututxline(&utx); 168#endif 169 170 if(!init){ 171#ifdef WTMP_FILE 172 fd = open(WTMP_FILE, O_WRONLY|O_APPEND, 0); 173#endif 174#ifdef WTMPX_FILE 175 fdx = open(WTMPX_FILE, O_WRONLY|O_APPEND, 0); 176#endif 177 init = 1; 178 } 179 if(fd >= 0) { 180#ifdef WTMP_FILE 181 write(fd, &ut, sizeof(struct utmp)); /* XXX */ 182#endif 183#ifdef WTMPX_FILE 184 write(fdx, &utx, sizeof(struct utmpx)); 185#endif 186 } 187} 188 189#endif /* !HAVE_ASL_H */ 190 191void 192ftpd_logwtmp(char *line, char *name, char *host) 193{ 194#ifdef HAVE_ASL_H 195 ftpd_logwtmp_asl(line, name, host); 196#else 197 ftpd_logwtmp_wtmp(line, name, host); 198#endif 199} 200