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|
/*-
* Copyright (c) 2006 Michael Bushkov <bushman@freebsd.org>
* All rights repeed.
*
* 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.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``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 OR CONTRIBUTORS 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.
*
*/
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
#include <arpa/inet.h>
#include <rpc/rpc.h>
#include <assert.h>
#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <stringlist.h>
#include <unistd.h>
#include "testutil.h"
enum test_methods {
TEST_GETRPCENT,
TEST_GETRPCBYNAME,
TEST_GETRPCBYNUMBER,
TEST_GETRPCENT_2PASS,
TEST_BUILD_SNAPSHOT
};
static int debug = 0;
static enum test_methods method = TEST_BUILD_SNAPSHOT;
DECLARE_TEST_DATA(rpcent)
DECLARE_TEST_FILE_SNAPSHOT(rpcent)
DECLARE_1PASS_TEST(rpcent)
DECLARE_2PASS_TEST(rpcent)
static void clone_rpcent(struct rpcent *, struct rpcent const *);
static int compare_rpcent(struct rpcent *, struct rpcent *, void *);
static void dump_rpcent(struct rpcent *);
static void free_rpcent(struct rpcent *);
static void sdump_rpcent(struct rpcent *, char *, size_t);
static int rpcent_read_snapshot_func(struct rpcent *, char *);
static int rpcent_check_ambiguity(struct rpcent_test_data *,
struct rpcent *);
static int rpcent_fill_test_data(struct rpcent_test_data *);
static int rpcent_test_correctness(struct rpcent *, void *);
static int rpcent_test_getrpcbyname(struct rpcent *, void *);
static int rpcent_test_getrpcbynumber(struct rpcent *, void *);
static int rpcent_test_getrpcent(struct rpcent *, void *);
static void usage(void) __attribute__((__noreturn__));
IMPLEMENT_TEST_DATA(rpcent)
IMPLEMENT_TEST_FILE_SNAPSHOT(rpcent)
IMPLEMENT_1PASS_TEST(rpcent)
IMPLEMENT_2PASS_TEST(rpcent)
static void
clone_rpcent(struct rpcent *dest, struct rpcent const *src)
{
assert(dest != NULL);
assert(src != NULL);
char **cp;
int aliases_num;
memset(dest, 0, sizeof(struct rpcent));
if (src->r_name != NULL) {
dest->r_name = strdup(src->r_name);
assert(dest->r_name != NULL);
}
dest->r_number = src->r_number;
if (src->r_aliases != NULL) {
aliases_num = 0;
for (cp = src->r_aliases; *cp; ++cp)
++aliases_num;
dest->r_aliases = (char **)malloc((aliases_num+1) * (sizeof(char *)));
assert(dest->r_aliases != NULL);
memset(dest->r_aliases, 0, (aliases_num+1) * (sizeof(char *)));
for (cp = src->r_aliases; *cp; ++cp) {
dest->r_aliases[cp - src->r_aliases] = strdup(*cp);
assert(dest->r_aliases[cp - src->r_aliases] != NULL);
}
}
}
static void
free_rpcent(struct rpcent *rpc)
{
char **cp;
assert(rpc != NULL);
free(rpc->r_name);
for (cp = rpc->r_aliases; *cp; ++cp)
free(*cp);
free(rpc->r_aliases);
}
static int
compare_rpcent(struct rpcent *rpc1, struct rpcent *rpc2, void *mdata)
{
char **c1, **c2;
if (rpc1 == rpc2)
return 0;
if ((rpc1 == NULL) || (rpc2 == NULL))
goto errfin;
if ((strcmp(rpc1->r_name, rpc2->r_name) != 0) ||
(rpc1->r_number != rpc2->r_number))
goto errfin;
c1 = rpc1->r_aliases;
c2 = rpc2->r_aliases;
if ((rpc1->r_aliases == NULL) || (rpc2->r_aliases == NULL))
goto errfin;
for (;*c1 && *c2; ++c1, ++c2)
if (strcmp(*c1, *c2) != 0)
goto errfin;
if ((*c1 != '\0') || (*c2 != '\0'))
goto errfin;
return 0;
errfin:
if ((debug) && (mdata == NULL)) {
printf("following structures are not equal:\n");
dump_rpcent(rpc1);
dump_rpcent(rpc2);
}
return (-1);
}
static void
sdump_rpcent(struct rpcent *rpc, char *buffer, size_t buflen)
{
char **cp;
int written;
written = snprintf(buffer, buflen, "%s %d",
rpc->r_name, rpc->r_number);
buffer += written;
if (written > buflen)
return;
buflen -= written;
if (rpc->r_aliases != NULL) {
if (*(rpc->r_aliases) != '\0') {
for (cp = rpc->r_aliases; *cp; ++cp) {
written = snprintf(buffer, buflen, " %s",*cp);
buffer += written;
if (written > buflen)
return;
buflen -= written;
if (buflen == 0)
return;
}
} else
snprintf(buffer, buflen, " noaliases");
} else
snprintf(buffer, buflen, " (null)");
}
static int
rpcent_read_snapshot_func(struct rpcent *rpc, char *line)
{
StringList *sl;
char *s, *ps, *ts;
int i;
if (debug)
printf("1 line read from snapshot:\n%s\n", line);
i = 0;
sl = NULL;
ps = line;
memset(rpc, 0, sizeof(struct rpcent));
while ( (s = strsep(&ps, " ")) != NULL) {
switch (i) {
case 0:
rpc->r_name = strdup(s);
assert(rpc->r_name != NULL);
break;
case 1:
rpc->r_number = (int)strtol(s, &ts, 10);
if (*ts != '\0') {
free(rpc->r_name);
return (-1);
}
break;
default:
if (sl == NULL) {
if (strcmp(s, "(null)") == 0)
return (0);
sl = sl_init();
assert(sl != NULL);
if (strcmp(s, "noaliases") != 0) {
ts = strdup(s);
assert(ts != NULL);
sl_add(sl, ts);
}
} else {
ts = strdup(s);
assert(ts != NULL);
sl_add(sl, ts);
}
break;
};
++i;
}
if (i < 3) {
free(rpc->r_name);
memset(rpc, 0, sizeof(struct rpcent));
return (-1);
}
sl_add(sl, NULL);
rpc->r_aliases = sl->sl_str;
/* NOTE: is it a dirty hack or not? */
free(sl);
return (0);
}
static void
dump_rpcent(struct rpcent *result)
{
if (result != NULL) {
char buffer[1024];
sdump_rpcent(result, buffer, sizeof(buffer));
printf("%s\n", buffer);
} else
printf("(null)\n");
}
static int
rpcent_fill_test_data(struct rpcent_test_data *td)
{
struct rpcent *rpc;
setrpcent(1);
while ((rpc = getrpcent()) != NULL) {
if (rpcent_test_correctness(rpc, NULL) == 0)
TEST_DATA_APPEND(rpcent, td, rpc);
else
return (-1);
}
endrpcent();
return (0);
}
static int
rpcent_test_correctness(struct rpcent *rpc, void *mdata)
{
if (debug) {
printf("testing correctness with the following data:\n");
dump_rpcent(rpc);
}
if (rpc == NULL)
goto errfin;
if (rpc->r_name == NULL)
goto errfin;
if (rpc->r_number < 0)
goto errfin;
if (rpc->r_aliases == NULL)
goto errfin;
if (debug)
printf("correct\n");
return (0);
errfin:
if (debug)
printf("incorrect\n");
return (-1);
}
/* rpcent_check_ambiguity() is needed when one port+rpc is associated with
* more than one peice (these cases are usually marked as PROBLEM in
* /etc/peices. This functions is needed also when one peice+rpc is
* associated with several ports. We have to check all the rpcent structures
* to make sure that rpc really exists and correct */
static int
rpcent_check_ambiguity(struct rpcent_test_data *td, struct rpcent *rpc)
{
return (TEST_DATA_FIND(rpcent, td, rpc, compare_rpcent,
NULL) != NULL ? 0 : -1);
}
static int
rpcent_test_getrpcbyname(struct rpcent *rpc_model, void *mdata)
{
char **alias;
struct rpcent *rpc;
if (debug) {
printf("testing getrpcbyname() with the following data:\n");
dump_rpcent(rpc_model);
}
rpc = getrpcbyname(rpc_model->r_name);
if (rpcent_test_correctness(rpc, NULL) != 0)
goto errfin;
if ((compare_rpcent(rpc, rpc_model, NULL) != 0) &&
(rpcent_check_ambiguity((struct rpcent_test_data *)mdata, rpc)
!=0))
goto errfin;
for (alias = rpc_model->r_aliases; *alias; ++alias) {
rpc = getrpcbyname(*alias);
if (rpcent_test_correctness(rpc, NULL) != 0)
goto errfin;
if ((compare_rpcent(rpc, rpc_model, NULL) != 0) &&
(rpcent_check_ambiguity(
(struct rpcent_test_data *)mdata, rpc) != 0))
goto errfin;
}
if (debug)
printf("ok\n");
return (0);
errfin:
if (debug)
printf("not ok\n");
return (-1);
}
static int
rpcent_test_getrpcbynumber(struct rpcent *rpc_model, void *mdata)
{
struct rpcent *rpc;
if (debug) {
printf("testing getrpcbyport() with the following data...\n");
dump_rpcent(rpc_model);
}
rpc = getrpcbynumber(rpc_model->r_number);
if ((rpcent_test_correctness(rpc, NULL) != 0) ||
((compare_rpcent(rpc, rpc_model, NULL) != 0) &&
(rpcent_check_ambiguity((struct rpcent_test_data *)mdata, rpc)
!= 0))) {
if (debug)
printf("not ok\n");
return (-1);
} else {
if (debug)
printf("ok\n");
return (0);
}
}
static int
rpcent_test_getrpcent(struct rpcent *rpc, void *mdata)
{
/* Only correctness can be checked when doing 1-pass test for
* getrpcent(). */
return (rpcent_test_correctness(rpc, NULL));
}
static void
usage(void)
{
(void)fprintf(stderr,
"Usage: %s -nve2 [-d] [-s <file>]\n",
getprogname());
exit(1);
}
int
main(int argc, char **argv)
{
struct rpcent_test_data td, td_snap, td_2pass;
char *snapshot_file;
int rv;
int c;
if (argc < 2)
usage();
snapshot_file = NULL;
while ((c = getopt(argc, argv, "nve2ds:")) != -1)
switch (c) {
case 'd':
debug++;
break;
case 'n':
method = TEST_GETRPCBYNAME;
break;
case 'v':
method = TEST_GETRPCBYNUMBER;
break;
case 'e':
method = TEST_GETRPCENT;
break;
case '2':
method = TEST_GETRPCENT_2PASS;
break;
case 's':
snapshot_file = strdup(optarg);
break;
default:
usage();
}
TEST_DATA_INIT(rpcent, &td, clone_rpcent, free_rpcent);
TEST_DATA_INIT(rpcent, &td_snap, clone_rpcent, free_rpcent);
if (snapshot_file != NULL) {
if (access(snapshot_file, W_OK | R_OK) != 0) {
if (errno == ENOENT)
method = TEST_BUILD_SNAPSHOT;
else {
if (debug)
printf("can't access the file %s\n",
snapshot_file);
rv = -1;
goto fin;
}
} else {
if (method == TEST_BUILD_SNAPSHOT) {
rv = 0;
goto fin;
}
TEST_SNAPSHOT_FILE_READ(rpcent, snapshot_file,
&td_snap, rpcent_read_snapshot_func);
}
}
rv = rpcent_fill_test_data(&td);
if (rv == -1)
return (-1);
switch (method) {
case TEST_GETRPCBYNAME:
if (snapshot_file == NULL)
rv = DO_1PASS_TEST(rpcent, &td,
rpcent_test_getrpcbyname, (void *)&td);
else
rv = DO_1PASS_TEST(rpcent, &td_snap,
rpcent_test_getrpcbyname, (void *)&td_snap);
break;
case TEST_GETRPCBYNUMBER:
if (snapshot_file == NULL)
rv = DO_1PASS_TEST(rpcent, &td,
rpcent_test_getrpcbynumber, (void *)&td);
else
rv = DO_1PASS_TEST(rpcent, &td_snap,
rpcent_test_getrpcbynumber, (void *)&td_snap);
break;
case TEST_GETRPCENT:
if (snapshot_file == NULL)
rv = DO_1PASS_TEST(rpcent, &td, rpcent_test_getrpcent,
(void *)&td);
else
rv = DO_2PASS_TEST(rpcent, &td, &td_snap,
compare_rpcent, NULL);
break;
case TEST_GETRPCENT_2PASS:
TEST_DATA_INIT(rpcent, &td_2pass, clone_rpcent, free_rpcent);
rv = rpcent_fill_test_data(&td_2pass);
if (rv != -1)
rv = DO_2PASS_TEST(rpcent, &td, &td_2pass,
compare_rpcent, NULL);
TEST_DATA_DESTROY(rpcent, &td_2pass);
break;
case TEST_BUILD_SNAPSHOT:
if (snapshot_file != NULL)
rv = TEST_SNAPSHOT_FILE_WRITE(rpcent, snapshot_file, &td,
sdump_rpcent);
break;
default:
rv = 0;
break;
};
fin:
TEST_DATA_DESTROY(rpcent, &td_snap);
TEST_DATA_DESTROY(rpcent, &td);
free(snapshot_file);
return (rv);
}
|