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NetworkManager/src/tests/test-general.c
Jiří Klimeš ff2b655691 tests: improve tests for nm_utils_match_connection() function 
nm_utils_match_connection() is the main function used to match connections
when assuming connections on startup.
2014-04-11 10:06:16 +02:00

576 lines
20 KiB
C
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/* -*- Mode: C; tab-width: 4; indent-tabs-mode: t; c-basic-offset: 4 -*- */
/*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Copyright (C) 2014 Red Hat, Inc.
*
*/
#include <glib.h>
#include <string.h>
#include <errno.h>
#include <netinet/ether.h>
#include "NetworkManagerUtils.h"
#include "nm-utils.h"
static void
test_nm_utils_ascii_str_to_int64_check (const char *str, guint base, gint64 min,
gint64 max, gint64 fallback, int exp_errno,
gint64 exp_val)
{
gint64 v;
errno = 1;
v = nm_utils_ascii_str_to_int64 (str, base, min, max, fallback);
g_assert_cmpint (errno, ==, exp_errno);
g_assert_cmpint (v, ==, exp_val);
}
static void
test_nm_utils_ascii_str_to_int64_do (const char *str, guint base, gint64 min,
gint64 max, gint64 fallback, int exp_errno,
gint64 exp_val)
{
const char *sign = "";
const char *val;
static const char *whitespaces[] = {
"",
" ",
"\r\n\t",
" \r\n\t ",
" \r\n\t \t\r\n\t",
NULL,
};
static const char *nulls[] = {
"",
"0",
"00",
"0000",
"0000000000000000",
"00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000",
"00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000",
NULL,
};
const char **ws_pre, **ws_post, **null;
int i;
if (str == NULL || exp_errno != 0) {
test_nm_utils_ascii_str_to_int64_check (str, base, min, max, fallback, exp_errno, exp_val);
return;
}
if (strncmp (str, "-", 1) == 0)
sign = "-";
val = str + strlen (sign);
for (ws_pre = whitespaces; *ws_pre; ws_pre++) {
for (ws_post = whitespaces; *ws_post; ws_post++) {
for (null = nulls; *null; null++) {
for (i = 0; ; i++) {
char *s;
const char *str_base = "";
if (base == 16) {
if (i == 1)
str_base = "0x";
else if (i > 1)
break;
} else if (base == 8) {
if (i == 1)
str_base = "0";
else if (i > 1)
break;
} else if (base == 0) {
if (i > 0)
break;
/* with base==0, a leading zero would be interpreted as octal. Only test without *null */
if ((*null)[0])
break;
} else {
if (i > 0)
break;
}
s = g_strdup_printf ("%s%s%s%s%s%s", *ws_pre, sign, str_base, *null, val, *ws_post);
test_nm_utils_ascii_str_to_int64_check (s, base, min, max, fallback, exp_errno, exp_val);
g_free (s);
}
}
}
}
}
static void
test_nm_utils_ascii_str_to_int64 (void)
{
test_nm_utils_ascii_str_to_int64_do (NULL, 10, 0, 10000, -1, EINVAL, -1);
test_nm_utils_ascii_str_to_int64_do ("", 10, 0, 10000, -1, EINVAL, -1);
test_nm_utils_ascii_str_to_int64_do ("1x", 10, 0, 10000, -1, EINVAL, -1);
test_nm_utils_ascii_str_to_int64_do ("4711", 10, 0, 10000, -1, 0, 4711);
test_nm_utils_ascii_str_to_int64_do ("10000", 10, 0, 10000, -1, 0, 10000);
test_nm_utils_ascii_str_to_int64_do ("10001", 10, 0, 10000, -1, ERANGE, -1);
test_nm_utils_ascii_str_to_int64_do ("FF", 16, 0, 10000, -1, 0, 255);
test_nm_utils_ascii_str_to_int64_do ("FF", 10, 0, 10000, -2, EINVAL, -2);
test_nm_utils_ascii_str_to_int64_do ("9223372036854775807", 10, 0, G_MAXINT64, -2, 0, G_MAXINT64);
test_nm_utils_ascii_str_to_int64_do ("7FFFFFFFFFFFFFFF", 16, 0, G_MAXINT64, -2, 0, G_MAXINT64);
test_nm_utils_ascii_str_to_int64_do ("9223372036854775808", 10, 0, G_MAXINT64, -2, ERANGE, -2);
test_nm_utils_ascii_str_to_int64_do ("-9223372036854775808", 10, G_MININT64, 0, -2, 0, G_MININT64);
test_nm_utils_ascii_str_to_int64_do ("-9223372036854775808", 10, G_MININT64+1, 0, -2, ERANGE, -2);
test_nm_utils_ascii_str_to_int64_do ("-9223372036854775809", 10, G_MININT64, 0, -2, ERANGE, -2);
test_nm_utils_ascii_str_to_int64_do ("1.0", 10, 1, 1, -1, EINVAL, -1);
test_nm_utils_ascii_str_to_int64_do ("1x0", 16, -10, 10, -100, EINVAL, -100);
test_nm_utils_ascii_str_to_int64_do ("0", 16, -10, 10, -100, 0, 0);
test_nm_utils_ascii_str_to_int64_do ("10001111", 2, -1000, 1000, -100000, 0, 0x8F);
test_nm_utils_ascii_str_to_int64_do ("-10001111", 2, -1000, 1000, -100000, 0, -0x8F);
test_nm_utils_ascii_str_to_int64_do ("1111111", 2, G_MININT64, G_MAXINT64, -1, 0, 0x7F);
test_nm_utils_ascii_str_to_int64_do ("111111111111111", 2, G_MININT64, G_MAXINT64, -1, 0, 0x7FFF);
test_nm_utils_ascii_str_to_int64_do ("11111111111111111111111111111111111111111111111", 2, G_MININT64, G_MAXINT64, -1, 0, 0x7FFFFFFFFFFF);
test_nm_utils_ascii_str_to_int64_do ("111111111111111111111111111111111111111111111111111111111111111", 2, G_MININT64, G_MAXINT64, -1, 0, 0x7FFFFFFFFFFFFFFF);
test_nm_utils_ascii_str_to_int64_do ("100000000000000000000000000000000000000000000000000000000000000", 2, G_MININT64, G_MAXINT64, -1, 0, 0x4000000000000000);
test_nm_utils_ascii_str_to_int64_do ("1000000000000000000000000000000000000000000000000000000000000000", 2, G_MININT64, G_MAXINT64, -1, ERANGE, -1);
test_nm_utils_ascii_str_to_int64_do ("-100000000000000000000000000000000000000000000000000000000000000", 2, G_MININT64, G_MAXINT64, -1, 0, -0x4000000000000000);
test_nm_utils_ascii_str_to_int64_do ("111111111111111111111111111111111111111111111111111111111111111", 2, G_MININT64, G_MAXINT64, -1, 0, 0x7FFFFFFFFFFFFFFF);
test_nm_utils_ascii_str_to_int64_do ("-100000000000000000000000000000000000000000000000000000000000000", 2, G_MININT64, G_MAXINT64, -1, 0, -0x4000000000000000);
test_nm_utils_ascii_str_to_int64_do ("0x70", 10, G_MININT64, G_MAXINT64, -1, EINVAL, -1);
test_nm_utils_ascii_str_to_int64_do ("4711", 0, G_MININT64, G_MAXINT64, -1, 0, 4711);
test_nm_utils_ascii_str_to_int64_do ("04711", 0, G_MININT64, G_MAXINT64, -1, 0, 04711);
test_nm_utils_ascii_str_to_int64_do ("0x4711", 0, G_MININT64, G_MAXINT64, -1, 0, 0x4711);
test_nm_utils_ascii_str_to_int64_do ("080", 0, G_MININT64, G_MAXINT64, -1, EINVAL, -1);
test_nm_utils_ascii_str_to_int64_do ("070", 0, G_MININT64, G_MAXINT64, -1, 0, 7*8);
test_nm_utils_ascii_str_to_int64_do ("0x70", 0, G_MININT64, G_MAXINT64, -1, 0, 0x70);
}
/* Reference implementation for nm_utils_ip6_address_clear_host_address.
* Taken originally from set_address_masked(), src/rdisc/nm-lndp-rdisc.c
**/
static void
ip6_address_clear_host_address_reference (struct in6_addr *dst, struct in6_addr *src, guint8 plen)
{
guint nbytes = plen / 8;
guint nbits = plen % 8;
g_return_if_fail (plen <= 128);
g_assert (src);
g_assert (dst);
if (plen >= 128)
*dst = *src;
else {
memset (dst, 0, sizeof (*dst));
memcpy (dst, src, nbytes);
dst->s6_addr[nbytes] = (src->s6_addr[nbytes] & (0xFF << (8 - nbits)));
}
}
static void
_randomize_in6_addr (struct in6_addr *addr, GRand *rand)
{
int i;
for (i=0; i < 4; i++)
((guint32 *)addr)[i] = g_rand_int (rand);
}
static void
test_nm_utils_ip6_address_clear_host_address (void)
{
GRand *rand = g_rand_new ();
int plen, i;
g_rand_set_seed (rand, 0);
for (plen = 0; plen <= 128; plen++) {
for (i =0; i<50; i++) {
struct in6_addr addr_src, addr_ref;
struct in6_addr addr1, addr2;
_randomize_in6_addr (&addr_src, rand);
_randomize_in6_addr (&addr_ref, rand);
_randomize_in6_addr (&addr1, rand);
_randomize_in6_addr (&addr2, rand);
addr1 = addr_src;
ip6_address_clear_host_address_reference (&addr_ref, &addr1, plen);
_randomize_in6_addr (&addr1, rand);
_randomize_in6_addr (&addr2, rand);
addr1 = addr_src;
nm_utils_ip6_address_clear_host_address (&addr2, &addr1, plen);
g_assert_cmpint (memcmp (&addr1, &addr_src, sizeof (struct in6_addr)), ==, 0);
g_assert_cmpint (memcmp (&addr2, &addr_ref, sizeof (struct in6_addr)), ==, 0);
/* test for self assignment/inplace update. */
_randomize_in6_addr (&addr1, rand);
addr1 = addr_src;
nm_utils_ip6_address_clear_host_address (&addr1, &addr1, plen);
g_assert_cmpint (memcmp (&addr1, &addr_ref, sizeof (struct in6_addr)), ==, 0);
}
}
g_rand_free (rand);
}
/*******************************************/
static NMConnection *
_match_connection_new (void)
{
NMConnection *connection;
NMSettingConnection *s_con;
NMSettingWired *s_wired;
NMSettingIP4Config *s_ip4;
NMSettingIP6Config *s_ip6;
char *uuid;
connection = nm_connection_new ();
s_con = (NMSettingConnection *) nm_setting_connection_new ();
nm_connection_add_setting (connection, (NMSetting *) s_con);
uuid = nm_utils_uuid_generate ();
g_object_set (G_OBJECT (s_con),
NM_SETTING_CONNECTION_ID, "blahblah",
NM_SETTING_CONNECTION_UUID, uuid,
NM_SETTING_CONNECTION_TYPE, NM_SETTING_WIRED_SETTING_NAME,
NM_SETTING_CONNECTION_AUTOCONNECT, FALSE,
NULL);
g_free (uuid);
s_wired = (NMSettingWired *) nm_setting_wired_new ();
nm_connection_add_setting (connection, (NMSetting *) s_wired);
s_ip4 = (NMSettingIP4Config *) nm_setting_ip4_config_new ();
nm_connection_add_setting (connection, (NMSetting *) s_ip4);
g_object_set (G_OBJECT (s_ip4),
NM_SETTING_IP4_CONFIG_METHOD, NM_SETTING_IP4_CONFIG_METHOD_AUTO,
NULL);
s_ip6 = (NMSettingIP6Config *) nm_setting_ip6_config_new ();
nm_connection_add_setting (connection, (NMSetting *) s_ip6);
g_object_set (G_OBJECT (s_ip6),
NM_SETTING_IP6_CONFIG_METHOD, NM_SETTING_IP6_CONFIG_METHOD_AUTO,
NULL);
return connection;
}
static void
test_connection_match_basic (void)
{
NMConnection *orig, *copy, *matched;
GSList *connections = NULL;
NMSettingIP4Config *s_ip4;
orig = _match_connection_new ();
copy = nm_connection_duplicate (orig);
connections = g_slist_append (connections, copy);
matched = nm_utils_match_connection (connections, orig, TRUE, NULL, NULL);
g_assert (matched == copy);
/* Now change a material property like IPv4 method and ensure matching fails */
s_ip4 = nm_connection_get_setting_ip4_config (orig);
g_assert (s_ip4);
g_object_set (G_OBJECT (s_ip4),
NM_SETTING_IP4_CONFIG_METHOD, NM_SETTING_IP4_CONFIG_METHOD_LINK_LOCAL,
NULL);
matched = nm_utils_match_connection (connections, orig, TRUE, NULL, NULL);
g_assert (matched == NULL);
g_slist_free (connections);
g_object_unref (orig);
g_object_unref (copy);
}
static void
test_connection_match_ip6_method (void)
{
NMConnection *orig, *copy, *matched;
GSList *connections = NULL;
NMSettingIP6Config *s_ip6;
orig = _match_connection_new ();
copy = nm_connection_duplicate (orig);
connections = g_slist_append (connections, copy);
/* Check that if the original connection is IPv6 method=link-local, and the
* candidate is both method=auto and may-faily=true, that the candidate is
* matched.
*/
s_ip6 = nm_connection_get_setting_ip6_config (orig);
g_assert (s_ip6);
g_object_set (G_OBJECT (s_ip6),
NM_SETTING_IP6_CONFIG_METHOD, NM_SETTING_IP6_CONFIG_METHOD_LINK_LOCAL,
NULL);
s_ip6 = nm_connection_get_setting_ip6_config (copy);
g_assert (s_ip6);
g_object_set (G_OBJECT (s_ip6),
NM_SETTING_IP6_CONFIG_METHOD, NM_SETTING_IP6_CONFIG_METHOD_AUTO,
NM_SETTING_IP6_CONFIG_MAY_FAIL, TRUE,
NULL);
matched = nm_utils_match_connection (connections, orig, TRUE, NULL, NULL);
g_assert (matched == copy);
g_slist_free (connections);
g_object_unref (orig);
g_object_unref (copy);
}
static void
test_connection_match_ip6_method_ignore (void)
{
NMConnection *orig, *copy, *matched;
GSList *connections = NULL;
NMSettingIP6Config *s_ip6;
orig = _match_connection_new ();
copy = nm_connection_duplicate (orig);
connections = g_slist_append (connections, copy);
/* Check that if the original connection is IPv6 method=link-local, and the
* candidate is method=ignore, that the candidate is matched.
*/
s_ip6 = nm_connection_get_setting_ip6_config (orig);
g_assert (s_ip6);
g_object_set (G_OBJECT (s_ip6),
NM_SETTING_IP6_CONFIG_METHOD, NM_SETTING_IP6_CONFIG_METHOD_LINK_LOCAL,
NULL);
s_ip6 = nm_connection_get_setting_ip6_config (copy);
g_assert (s_ip6);
g_object_set (G_OBJECT (s_ip6),
NM_SETTING_IP6_CONFIG_METHOD, NM_SETTING_IP6_CONFIG_METHOD_IGNORE,
NULL);
matched = nm_utils_match_connection (connections, orig, TRUE, NULL, NULL);
g_assert (matched == copy);
g_slist_free (connections);
g_object_unref (orig);
g_object_unref (copy);
}
static void
test_connection_match_ip4_method (void)
{
NMConnection *orig, *copy, *matched;
GSList *connections = NULL;
NMSettingIP4Config *s_ip4;
orig = _match_connection_new ();
copy = nm_connection_duplicate (orig);
connections = g_slist_append (connections, copy);
/* Check that if the original connection is IPv4 method=disabled, and the
* candidate is both method=auto and may-faily=true, and the device has no
* carrier that the candidate is matched.
*/
s_ip4 = nm_connection_get_setting_ip4_config (orig);
g_assert (s_ip4);
g_object_set (G_OBJECT (s_ip4),
NM_SETTING_IP4_CONFIG_METHOD, NM_SETTING_IP4_CONFIG_METHOD_DISABLED,
NULL);
s_ip4 = nm_connection_get_setting_ip4_config (copy);
g_assert (s_ip4);
g_object_set (G_OBJECT (s_ip4),
NM_SETTING_IP4_CONFIG_METHOD, NM_SETTING_IP4_CONFIG_METHOD_AUTO,
NM_SETTING_IP4_CONFIG_MAY_FAIL, TRUE,
NULL);
matched = nm_utils_match_connection (connections, orig, FALSE, NULL, NULL);
g_assert (matched == copy);
/* Ensure when carrier=true matching fails */
matched = nm_utils_match_connection (connections, orig, TRUE, NULL, NULL);
g_assert (matched == NULL);
g_slist_free (connections);
g_object_unref (orig);
g_object_unref (copy);
}
static void
test_connection_match_interface_name (void)
{
NMConnection *orig, *copy, *matched;
GSList *connections = NULL;
NMSettingConnection *s_con;
orig = _match_connection_new ();
copy = nm_connection_duplicate (orig);
connections = g_slist_append (connections, copy);
/* Check that if the original connection is IPv6 method=link-local, and the
* candidate is method=ignore, that the candidate is matched.
*/
s_con = nm_connection_get_setting_connection (orig);
g_assert (s_con);
g_object_set (G_OBJECT (s_con),
NM_SETTING_CONNECTION_INTERFACE_NAME, "em1",
NULL);
s_con = nm_connection_get_setting_connection (copy);
g_assert (s_con);
g_object_set (G_OBJECT (s_con),
NM_SETTING_CONNECTION_INTERFACE_NAME, NULL,
NULL);
matched = nm_utils_match_connection (connections, orig, TRUE, NULL, NULL);
g_assert (matched == copy);
g_slist_free (connections);
g_object_unref (orig);
g_object_unref (copy);
}
static void
test_connection_match_wired (void)
{
NMConnection *orig, *copy, *matched;
GSList *connections = NULL;
NMSettingWired *s_wired;
GPtrArray *subchan_arr = g_ptr_array_sized_new (3);
GByteArray *mac;
g_ptr_array_add (subchan_arr, "0.0.8000");
g_ptr_array_add (subchan_arr, "0.0.8001");
g_ptr_array_add (subchan_arr, "0.0.8002");
orig = _match_connection_new ();
copy = nm_connection_duplicate (orig);
connections = g_slist_append (connections, copy);
mac = nm_utils_hwaddr_atoba ("52:54:00:ab:db:23", ARPHRD_ETHER);
s_wired = nm_connection_get_setting_wired (orig);
g_assert (s_wired);
g_object_set (G_OBJECT (s_wired),
NM_SETTING_WIRED_PORT, "tp", /* port is not compared */
NM_SETTING_WIRED_MAC_ADDRESS, mac, /* we allow MAC address just in one connection */
NM_SETTING_WIRED_S390_SUBCHANNELS, subchan_arr,
NM_SETTING_WIRED_S390_NETTYPE, "qeth",
NULL);
g_byte_array_free (mac, TRUE);
s_wired = nm_connection_get_setting_wired (copy);
g_assert (s_wired);
g_object_set (G_OBJECT (s_wired),
NM_SETTING_WIRED_S390_SUBCHANNELS, subchan_arr,
NM_SETTING_WIRED_S390_NETTYPE, "qeth",
NULL);
matched = nm_utils_match_connection (connections, orig, TRUE, NULL, NULL);
g_assert (matched == copy);
g_slist_free (connections);
g_ptr_array_free (subchan_arr, TRUE);
g_object_unref (orig);
g_object_unref (copy);
}
static void
test_connection_no_match_ip4_addr (void)
{
NMConnection *orig, *copy, *matched;
GSList *connections = NULL;
NMSettingIP4Config *s_ip4;
NMSettingIP6Config *s_ip6;
NMIP4Address *nm_addr;
guint32 addr, gw;
orig = _match_connection_new ();
copy = nm_connection_duplicate (orig);
connections = g_slist_append (connections, copy);
/* Check that if we have two differences, ipv6.method (exception we allow) and
* ipv4.addresses (which is fatal), we don't match the connections.
*/
s_ip6 = nm_connection_get_setting_ip6_config (orig);
g_assert (s_ip6);
g_object_set (G_OBJECT (s_ip6),
NM_SETTING_IP6_CONFIG_METHOD, NM_SETTING_IP6_CONFIG_METHOD_LINK_LOCAL,
NULL);
s_ip6 = nm_connection_get_setting_ip6_config (copy);
g_assert (s_ip6);
g_object_set (G_OBJECT (s_ip6),
NM_SETTING_IP6_CONFIG_METHOD, NM_SETTING_IP6_CONFIG_METHOD_IGNORE,
NULL);
s_ip4 = nm_connection_get_setting_ip4_config (orig);
g_assert (s_ip4);
g_object_set (G_OBJECT (s_ip4),
NM_SETTING_IP4_CONFIG_METHOD, NM_SETTING_IP4_CONFIG_METHOD_MANUAL,
NULL);
nm_addr = nm_ip4_address_new ();
inet_pton (AF_INET, "1.1.1.4", &addr);
inet_pton (AF_INET, "1.1.1.254", &gw);
nm_ip4_address_set_address (nm_addr, addr);
nm_ip4_address_set_prefix (nm_addr, 24);
nm_ip4_address_set_gateway (nm_addr, gw);
nm_setting_ip4_config_add_address (s_ip4, nm_addr);
nm_ip4_address_unref (nm_addr);
s_ip4 = nm_connection_get_setting_ip4_config (copy);
g_assert (s_ip4);
g_object_set (G_OBJECT (s_ip4),
NM_SETTING_IP4_CONFIG_METHOD, NM_SETTING_IP4_CONFIG_METHOD_MANUAL,
NULL);
nm_addr = nm_ip4_address_new ();
inet_pton (AF_INET, "2.2.2.4", &addr);
inet_pton (AF_INET, "2.2.2.254", &gw);
nm_ip4_address_set_address (nm_addr, addr);
nm_ip4_address_set_prefix (nm_addr, 24);
nm_ip4_address_set_gateway (nm_addr, gw);
nm_setting_ip4_config_add_address (s_ip4, nm_addr);
nm_ip4_address_unref (nm_addr);
matched = nm_utils_match_connection (connections, orig, TRUE, NULL, NULL);
g_assert (matched != copy);
g_slist_free (connections);
g_object_unref (orig);
g_object_unref (copy);
}
/*******************************************/
int
main (int argc, char **argv)
{
g_test_init (&argc, &argv, NULL);
g_type_init ();
g_test_add_func ("/general/nm_utils_ascii_str_to_int64", test_nm_utils_ascii_str_to_int64);
g_test_add_func ("/general/nm_utils_ip6_address_clear_host_address", test_nm_utils_ip6_address_clear_host_address);
g_test_add_func ("/general/connection-match/basic", test_connection_match_basic);
g_test_add_func ("/general/connection-match/ip6-method", test_connection_match_ip6_method);
g_test_add_func ("/general/connection-match/ip6-method-ignore", test_connection_match_ip6_method_ignore);
g_test_add_func ("/general/connection-match/ip4-method", test_connection_match_ip4_method);
g_test_add_func ("/general/connection-match/con-interface-name", test_connection_match_interface_name);
g_test_add_func ("/general/connection-match/wired", test_connection_match_wired);
g_test_add_func ("/general/connection-match/no-match-ip4-addr", test_connection_no_match_ip4_addr);
return g_test_run ();
}
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