[openssh.git] / logintest.c

/*
 * Copyright (c) 2000 Andre Lucas.  All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. All advertising materials mentioning features or use of this software
 *    must display the following acknowledgement:
 *      This product includes software developed by Markus Friedl.
 * 4. The name of the author may not be used to endorse or promote products
 *    derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

/** 
 ** logintest.c:  simple test driver for platform-independent login recording
 **               and lastlog retrieval
 **/

#include "config.h"

#include <sys/types.h>
#include <sys/wait.h>
#include <unistd.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <pwd.h>
#include <netdb.h>
#ifdef HAVE_TIME_H
#include <time.h>
#endif

#include "loginrec.h"

RCSID("$Id$");


int nologtest = 0;
int compile_opts_only = 0;
int be_verbose = 0;


/* Dump a logininfo to stdout. Assumes a tab size of 8 chars. */
void
dump_logininfo(struct logininfo *li, char *descname)
{
	/* yes I know how nasty this is */
	printf("struct logininfo %s = {\n\t"
	       "progname\t'%s'\n\ttype\t\t%d\n\t"
	       "pid\t\t%d\n\tuid\t\t%d\n\t"
	       "line\t\t'%s'\n\tusername\t'%s'\n\t"
	       "hostname\t'%s'\n\texit\t\t%d\n\ttermination\t%d\n\t"
	       "tv_sec\t%d\n\ttv_usec\t%d\n\t"
	       "struct login_netinfo hostaddr {\n\t\t"
	       "struct sockaddr sa {\n"
	       "\t\t\tfamily\t%d\n\t\t}\n"
	       "\t\t** !!! IP6 stuff not supported yet **\n"
	       "\t}\n"
	       "}\n",
	       descname, li->progname, li->type, 
	       li->pid, li->uid, li->line,
	       li->username, li->hostname, li->exit, 
	       li->termination, li->tv_sec, li->tv_usec, 
	       li->hostaddr.sa.sa_family);
}


int
testAPI()
{
	struct logininfo *li1;
	struct passwd *pw;
	struct hostent *he;
	struct sockaddr_in sa_in4;
	char cmdstring[256], stripline[8];
	char username[32];
#ifdef HAVE_TIME_H
	time_t t0, t1, t2, logouttime;
	char s_t0[64],s_t1[64],s_t2[64], s_logouttime[64]; /* ctime() strings */
#endif

	printf("**\n** Testing the API...\n**\n");

	pw = getpwuid(getuid());
	strlcpy(username, pw->pw_name, sizeof(username));

	/* gethostname(hostname, sizeof(hostname)); */

	printf("login_alloc_entry test (no host info):\n");
	/* !!! fake tty more effectively */
	li1 = login_alloc_entry((int)getpid(), username, NULL, ttyname(0));
	strlcpy(li1->progname, "OpenSSH-logintest", sizeof(li1->progname));

	if (be_verbose)
		dump_logininfo(li1, "li1");

	printf("Setting host address info for 'localhost' (may call out):\n");
	if (! (he = gethostbyname("localhost"))) {
		printf("Couldn't set hostname(lookup failed)\n");
	} else {
		/* NOTE: this is messy, but typically a program wouldn't have to set
		 *  any of this, a sockaddr_in* would be already prepared */
		memcpy((void *)&(sa_in4.sin_addr), (void *)&(he->h_addr_list[0][0]),
		       sizeof(struct in_addr));
		login_set_addr(li1, (struct sockaddr *) &sa_in4, sizeof(sa_in4));
		strlcpy(li1->hostname, "localhost", sizeof(li1->hostname));
	}
	if (be_verbose)
		dump_logininfo(li1, "li1");

	if ((int)geteuid() != 0) {
		printf("NOT RUNNING LOGIN TESTS - you are not root!\n");
		return 1; /* this isn't necessarily an error */
	}

	if (nologtest)
		return 1;
  
	line_stripname(stripline, li1->line, sizeof(stripline));

	printf("Performing an invalid login attempt (no type field)\n--\n");
	login_write(li1);
	printf("--\n(Should have written an error to stderr)\n");

#ifdef HAVE_TIME_H
	(void)time(&t0);
	strlcpy(s_t0, ctime(&t0), sizeof(s_t0));
	t1 = login_get_lastlog_time(getuid());
	strlcpy(s_t1, ctime(&t1), sizeof(s_t1));
	printf("Before logging in:\n\tcurrent time is %d - %s\t"
	       "lastlog time is %d - %s\n",
	       (int)t0, s_t0, (int)t1, s_t1);
#endif

	printf("Performing a login on line %s...\n--\n", stripline);
	login_login(li1);
  
	snprintf(cmdstring, sizeof(cmdstring), "who | grep '%s '",
		 stripline);
	system(cmdstring);
  
	printf("--\nWaiting for a few seconds...\n");
	sleep(2);

	printf("Performing a logout ");
#ifdef HAVE_TIME_H
	(void)time(&logouttime);
	strlcpy(s_logouttime, ctime(&logouttime), sizeof(s_logouttime));
	printf("at %d - %s", (int)logouttime, s_logouttime);
#endif
	printf("(the root login shown above should be gone)\n"
	       "If the root login hasn't gone, but another user on the same\n"
	       "pty has, this is OK - we're hacking it here, and there\n"
	       "shouldn't be two users on one pty in reality...\n"
	       "-- ('who' output follows)\n");
	login_logout(li1);

	system(cmdstring);
	printf("-- ('who' output ends)\n");

#ifdef HAVE_TIME_H
	t2 = login_get_lastlog_time(getuid());
	strlcpy(s_t2, ctime(&t2), sizeof(s_t2));
	printf("After logging in, lastlog time is %d - %s\n", (int)t2, s_t2);
	if (t1 == t2)
		printf("The lastlog times before and after logging in are the "
		       "same.\nThis indicates that lastlog is ** NOT WORKING "
		       "CORRECTLY **\n");
	else if (t0 != t2)
		printf("** The login time and the lastlog time differ.\n"
		       "** This indicates that lastlog is either recording the "
		       "wrong time,\n** or retrieving the wrong entry.\n");
	else
		printf("lastlog agrees with the login time. This is a good thing.\n");

#endif

	printf("--\nThe output of 'last' shown next should have "
	       "an entry for root \n  on %s for the time shown above:\n--\n", 
	       stripline);
	snprintf(cmdstring, sizeof(cmdstring), "last | grep '%s ' | head -3",
		 stripline);
	system(cmdstring);
	     
	printf("--\nEnd of login test.\n");

	login_free_entry(li1);

	return 1;
} /* testAPI() */


void
testLineName(char *line)
{
	/* have to null-terminate - these functions are designed for
	 * structures with fixed-length char arrays, and don't null-term.*/
	char full[17], strip[9], abbrev[5];

	memset(full, '\0', sizeof(full));
	memset(strip, '\0', sizeof(strip));
	memset(abbrev, '\0', sizeof(abbrev));

	line_fullname(full, line, sizeof(full)-1);
	line_stripname(strip, full, sizeof(strip)-1);
	line_abbrevname(abbrev, full, sizeof(abbrev)-1);
	printf("%s: %s, %s, %s\n", line, full, strip, abbrev);

} /* testLineName() */


int
testOutput()
{
	printf("**\n** Testing linename functions\n**\n");
	testLineName("/dev/pts/1");
	testLineName("pts/1");
	testLineName("pts/999");
	testLineName("/dev/ttyp00");
	testLineName("ttyp00");

	return 1;
} /* testOutput() */


/* show which options got compiled in */
void
showOptions(void)
{  
	printf("**\n** Compile-time options\n**\n");
  
	printf("login recording methods selected:\n");
#ifdef USE_LOGIN
	printf("\tUSE_LOGIN\n");
#endif
#ifdef USE_UTMP
	printf("\tUSE_UTMP (UTMP_FILE=%s)\n", UTMP_FILE);
#endif
#ifdef USE_UTMPX
	printf("\tUSE_UTMPX (UTMPX_FILE=%s)\n", UTMPX_FILE);
#endif
#ifdef USE_WTMP
	printf("\tUSE_WTMP (WTMP_FILE=%s)\n", WTMP_FILE);
#endif
#ifdef USE_WTMPX
	printf("\tUSE_WTMPX (WTMPX_FILE=%s)\n", WTMPX_FILE);
#endif
#ifdef USE_LASTLOG
	printf("\tUSE_LASTLOG (LASTLOG_FILE=%s)\n", LASTLOG_FILE);
#endif
	printf("\n");

} /* showOptions() */


int
main(int argc, char *argv[])
{
	printf("Platform-independent login recording test driver\n");

	if (argc == 2) {
		if (strncmp(argv[1], "-i", 3) == 0)
			compile_opts_only = 1;
		else if (strncmp(argv[1], "-v", 3) == 0)
			be_verbose=1;
	}
      
	if (!compile_opts_only) {
		if (be_verbose && !testOutput())
			return 1;
    
		if (!testAPI())
			return 1;
	}

	showOptions();
  
	return 0;
} /* main() */
Commit	Line	Data
1d7b9b20	1	/*
	2	* Copyright (c) 2000 Andre Lucas. All rights reserved.
	3	*
	4	* Redistribution and use in source and binary forms, with or without
	5	* modification, are permitted provided that the following conditions
	6	* are met:
	7	* 1. Redistributions of source code must retain the above copyright
	8	* notice, this list of conditions and the following disclaimer.
	9	* 2. Redistributions in binary form must reproduce the above copyright
	10	* notice, this list of conditions and the following disclaimer in the
	11	* documentation and/or other materials provided with the distribution.
	12	* 3. All advertising materials mentioning features or use of this software
	13	* must display the following acknowledgement:
	14	* This product includes software developed by Markus Friedl.
	15	* 4. The name of the author may not be used to endorse or promote products
	16	* derived from this software without specific prior written permission.
	17	*
	18	* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
	19	* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
	20	* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
	21	* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
	22	* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
	23	* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
	24	* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
	25	* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
	26	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
	27	* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
	28	*/
	29
	30	/**
	31	** logintest.c: simple test driver for platform-independent login recording
	32	** and lastlog retrieval
	33	**/
	34
	35	#include "config.h"
	36
	37	#include <sys/types.h>
	38	#include <sys/wait.h>
	39	#include <unistd.h>
	40	#include <stdlib.h>
	41	#include <stdio.h>
	42	#include <string.h>
	43	#include <pwd.h>
	44	#include <netdb.h>
	45	#ifdef HAVE_TIME_H
	46	#include <time.h>
	47	#endif
	48
	49	#include "loginrec.h"
	50
	51	RCSID("$Id$");
	52
	53
	54	int nologtest = 0;
	55	int compile_opts_only = 0;
	56	int be_verbose = 0;
	57
	58
1d7b9b20	59	/* Dump a logininfo to stdout. Assumes a tab size of 8 chars. */
5548b03a	60	void
5548b03a	61	dump_logininfo(struct logininfo li, char descname)
564dd50a	62	{
5548b03a	63	/* yes I know how nasty this is */
	64	printf("struct logininfo %s = {\n\t"
	65	"progname\t'%s'\n\ttype\t\t%d\n\t"
	66	"pid\t\t%d\n\tuid\t\t%d\n\t"
	67	"line\t\t'%s'\n\tusername\t'%s'\n\t"
	68	"hostname\t'%s'\n\texit\t\t%d\n\ttermination\t%d\n\t"
	69	"tv_sec\t%d\n\ttv_usec\t%d\n\t"
	70	"struct login_netinfo hostaddr {\n\t\t"
	71	"struct sockaddr sa {\n"
	72	"\t\t\tfamily\t%d\n\t\t}\n"
	73	"\t\t !!! IP6 stuff not supported yet \n"
	74	"\t}\n"
	75	"}\n",
	76	descname, li->progname, li->type,
	77	li->pid, li->uid, li->line,
	78	li->username, li->hostname, li->exit,
	79	li->termination, li->tv_sec, li->tv_usec,
	80	li->hostaddr.sa.sa_family);
1d7b9b20	81	}
	82
	83
5548b03a	84	int
5548b03a	85	testAPI()
564dd50a	86	{
5548b03a	87	struct logininfo *li1;
	88	struct passwd *pw;
	89	struct hostent *he;
	90	struct sockaddr_in sa_in4;
	91	char cmdstring[256], stripline[8];
	92	char username[32];
1d7b9b20	93	#ifdef HAVE_TIME_H
5548b03a	94	time_t t0, t1, t2, logouttime;
5548b03a	95	char s_t0[64],s_t1[64],s_t2[64], s_logouttime[64]; /* ctime() strings */
1d7b9b20	96	#endif
1d7b9b20	97
5548b03a	98	printf("\n Testing the API...\n**\n");
	99
	100	pw = getpwuid(getuid());
	101	strlcpy(username, pw->pw_name, sizeof(username));
	102
	103	/* gethostname(hostname, sizeof(hostname)); */
	104
	105	printf("login_alloc_entry test (no host info):\n");
	106	/* !!! fake tty more effectively */
	107	li1 = login_alloc_entry((int)getpid(), username, NULL, ttyname(0));
	108	strlcpy(li1->progname, "OpenSSH-logintest", sizeof(li1->progname));
	109
	110	if (be_verbose)
	111	dump_logininfo(li1, "li1");
	112
	113	printf("Setting host address info for 'localhost' (may call out):\n");
	114	if (! (he = gethostbyname("localhost"))) {
	115	printf("Couldn't set hostname(lookup failed)\n");
	116	} else {
	117	/* NOTE: this is messy, but typically a program wouldn't have to set
	118	* any of this, a sockaddr_in* would be already prepared */
	119	memcpy((void )&(sa_in4.sin_addr), (void )&(he->h_addr_list[0][0]),
	120	sizeof(struct in_addr));
	121	login_set_addr(li1, (struct sockaddr *) &sa_in4, sizeof(sa_in4));
	122	strlcpy(li1->hostname, "localhost", sizeof(li1->hostname));
	123	}
	124	if (be_verbose)
	125	dump_logininfo(li1, "li1");
	126
	127	if ((int)geteuid() != 0) {
	128	printf("NOT RUNNING LOGIN TESTS - you are not root!\n");
	129	return 1; /* this isn't necessarily an error */
	130	}
	131
	132	if (nologtest)
	133	return 1;
1d7b9b20	134
5548b03a	135	line_stripname(stripline, li1->line, sizeof(stripline));
1d7b9b20	136
5548b03a	137	printf("Performing an invalid login attempt (no type field)\n--\n");
	138	login_write(li1);
	139	printf("--\n(Should have written an error to stderr)\n");
1d7b9b20	140
1d7b9b20	141	#ifdef HAVE_TIME_H
5548b03a	142	(void)time(&t0);
	143	strlcpy(s_t0, ctime(&t0), sizeof(s_t0));
	144	t1 = login_get_lastlog_time(getuid());
	145	strlcpy(s_t1, ctime(&t1), sizeof(s_t1));
	146	printf("Before logging in:\n\tcurrent time is %d - %s\t"
	147	"lastlog time is %d - %s\n",
	148	(int)t0, s_t0, (int)t1, s_t1);
1d7b9b20	149	#endif
1d7b9b20	150
5548b03a	151	printf("Performing a login on line %s...\n--\n", stripline);
5548b03a	152	login_login(li1);
1d7b9b20	153
5548b03a	154	snprintf(cmdstring, sizeof(cmdstring), "who \| grep '%s '",
	155	stripline);
	156	system(cmdstring);
1d7b9b20	157
5548b03a	158	printf("--\nWaiting for a few seconds...\n");
5548b03a	159	sleep(2);
1d7b9b20	160
5548b03a	161	printf("Performing a logout ");
	162	#ifdef HAVE_TIME_H
	163	(void)time(&logouttime);
	164	strlcpy(s_logouttime, ctime(&logouttime), sizeof(s_logouttime));
	165	printf("at %d - %s", (int)logouttime, s_logouttime);
	166	#endif
	167	printf("(the root login shown above should be gone)\n"
	168	"If the root login hasn't gone, but another user on the same\n"
	169	"pty has, this is OK - we're hacking it here, and there\n"
	170	"shouldn't be two users on one pty in reality...\n"
	171	"-- ('who' output follows)\n");
	172	login_logout(li1);
1d7b9b20	173
5548b03a	174	system(cmdstring);
5548b03a	175	printf("-- ('who' output ends)\n");
1d7b9b20	176
1d7b9b20	177	#ifdef HAVE_TIME_H
5548b03a	178	t2 = login_get_lastlog_time(getuid());
	179	strlcpy(s_t2, ctime(&t2), sizeof(s_t2));
	180	printf("After logging in, lastlog time is %d - %s\n", (int)t2, s_t2);
	181	if (t1 == t2)
	182	printf("The lastlog times before and after logging in are the "
	183	"same.\nThis indicates that lastlog is ** NOT WORKING "
	184	"CORRECTLY **\n");
	185	else if (t0 != t2)
	186	printf("** The login time and the lastlog time differ.\n"
	187	"** This indicates that lastlog is either recording the "
	188	"wrong time,\n** or retrieving the wrong entry.\n");
	189	else
	190	printf("lastlog agrees with the login time. This is a good thing.\n");
1d7b9b20	191
	192	#endif
	193
5548b03a	194	printf("--\nThe output of 'last' shown next should have "
	195	"an entry for root \n on %s for the time shown above:\n--\n",
	196	stripline);
	197	snprintf(cmdstring, sizeof(cmdstring), "last \| grep '%s ' \| head -3",
	198	stripline);
	199	system(cmdstring);
1d7b9b20	200
5548b03a	201	printf("--\nEnd of login test.\n");
1d7b9b20	202
5548b03a	203	login_free_entry(li1);
1d7b9b20	204
5548b03a	205	return 1;
1d7b9b20	206	} /* testAPI() */
	207
	208
5548b03a	209	void
5548b03a	210	testLineName(char *line)
564dd50a	211	{
5548b03a	212	/* have to null-terminate - these functions are designed for
	213	* structures with fixed-length char arrays, and don't null-term.*/
	214	char full[17], strip[9], abbrev[5];
1d7b9b20	215
5548b03a	216	memset(full, '\0', sizeof(full));
	217	memset(strip, '\0', sizeof(strip));
	218	memset(abbrev, '\0', sizeof(abbrev));
1d7b9b20	219
5548b03a	220	line_fullname(full, line, sizeof(full)-1);
	221	line_stripname(strip, full, sizeof(strip)-1);
	222	line_abbrevname(abbrev, full, sizeof(abbrev)-1);
	223	printf("%s: %s, %s, %s\n", line, full, strip, abbrev);
1d7b9b20	224
	225	} /* testLineName() */
	226
	227
5548b03a	228	int
	229	testOutput()
	230	{
	231	printf("\n Testing linename functions\n**\n");
	232	testLineName("/dev/pts/1");
	233	testLineName("pts/1");
	234	testLineName("pts/999");
	235	testLineName("/dev/ttyp00");
	236	testLineName("ttyp00");
	237
	238	return 1;
1d7b9b20	239	} /* testOutput() */
	240
	241
	242	/* show which options got compiled in */
5548b03a	243	void
5548b03a	244	showOptions(void)
564dd50a	245	{
5548b03a	246	printf("\n Compile-time options\n**\n");
1d7b9b20	247
5548b03a	248	printf("login recording methods selected:\n");
1d7b9b20	249	#ifdef USE_LOGIN
5548b03a	250	printf("\tUSE_LOGIN\n");
1d7b9b20	251	#endif
1d7b9b20	252	#ifdef USE_UTMP
5548b03a	253	printf("\tUSE_UTMP (UTMP_FILE=%s)\n", UTMP_FILE);
1d7b9b20	254	#endif
1d7b9b20	255	#ifdef USE_UTMPX
5548b03a	256	printf("\tUSE_UTMPX (UTMPX_FILE=%s)\n", UTMPX_FILE);
1d7b9b20	257	#endif
1d7b9b20	258	#ifdef USE_WTMP
5548b03a	259	printf("\tUSE_WTMP (WTMP_FILE=%s)\n", WTMP_FILE);
1d7b9b20	260	#endif
1d7b9b20	261	#ifdef USE_WTMPX
5548b03a	262	printf("\tUSE_WTMPX (WTMPX_FILE=%s)\n", WTMPX_FILE);
1d7b9b20	263	#endif
1d7b9b20	264	#ifdef USE_LASTLOG
5548b03a	265	printf("\tUSE_LASTLOG (LASTLOG_FILE=%s)\n", LASTLOG_FILE);
1d7b9b20	266	#endif
5548b03a	267	printf("\n");
1d7b9b20	268
1d7b9b20	269	} /* showOptions() */
	270
	271
5548b03a	272	int
5548b03a	273	main(int argc, char *argv[])
564dd50a	274	{
5548b03a	275	printf("Platform-independent login recording test driver\n");
	276
	277	if (argc == 2) {
	278	if (strncmp(argv[1], "-i", 3) == 0)
	279	compile_opts_only = 1;
	280	else if (strncmp(argv[1], "-v", 3) == 0)
	281	be_verbose=1;
	282	}
1d7b9b20	283
5548b03a	284	if (!compile_opts_only) {
	285	if (be_verbose && !testOutput())
	286	return 1;
1d7b9b20	287
5548b03a	288	if (!testAPI())
	289	return 1;
	290	}
1d7b9b20	291
5548b03a	292	showOptions();
1d7b9b20	293
5548b03a	294	return 0;
1d7b9b20	295	} /* main() */
1d7b9b20	296