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>
36 RCSID("$Id$");
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
83 static void
ftpd_logwtmp_asl(char * line,char * name,char * host)84 ftpd_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
106 static void
ftpd_logwtmp_wtmp(char * line,char * name,char * host)107 ftpd_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
191 void
ftpd_logwtmp(char * line,char * name,char * host)192 ftpd_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