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NetworkManager/src/platform/tests/test-link.c

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/* -*- Mode: C; tab-width: 4; indent-tabs-mode: t; c-basic-offset: 4 -*- */
/* NetworkManager audit support
*
* 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 of the License, 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 2016 Red Hat, Inc.
*/
#include "nm-default.h"
#include <sched.h>
#include <sys/mount.h>
#include <sys/stat.h>
#include <sys/types.h>
#include "platform/nmp-object.h"
#include "platform/nmp-netns.h"
#include "platform/nm-platform-utils.h"
#include "test-common.h"
#include "nm-test-utils-core.h"
#define LO_INDEX 1
#define LO_NAME "lo"
#define LO_TYPEDESC "loopback"
#define DUMMY_TYPEDESC "dummy"
#define BOGUS_NAME "nm-bogus-device"
#define BOGUS_IFINDEX INT_MAX
#define SLAVE_NAME "nm-test-slave"
#define PARENT_NAME "nm-test-parent"
#define VLAN_ID 4077
#define VLAN_FLAGS 0
#define MTU 1357
#define _ADD_DUMMY(platform, name) \
g_assert_cmpint (nm_platform_link_dummy_add ((platform), (name), NULL), ==, NM_PLATFORM_ERROR_SUCCESS)
static void
test_bogus(void)
{
size_t addrlen;
g_assert (!nm_platform_link_get_by_ifname (NM_PLATFORM_GET, BOGUS_NAME));
g_assert (!nm_platform_link_delete (NM_PLATFORM_GET, BOGUS_IFINDEX));
g_assert (!nm_platform_link_get_ifindex (NM_PLATFORM_GET, BOGUS_NAME));
g_assert (!nm_platform_link_get_name (NM_PLATFORM_GET, BOGUS_IFINDEX));
g_assert (!nm_platform_link_get_type (NM_PLATFORM_GET, BOGUS_IFINDEX));
g_assert (!nm_platform_link_get_type_name (NM_PLATFORM_GET, BOGUS_IFINDEX));
g_assert (!nm_platform_link_set_up (NM_PLATFORM_GET, BOGUS_IFINDEX, NULL));
g_assert (!nm_platform_link_set_down (NM_PLATFORM_GET, BOGUS_IFINDEX));
g_assert (!nm_platform_link_set_arp (NM_PLATFORM_GET, BOGUS_IFINDEX));
g_assert (!nm_platform_link_set_noarp (NM_PLATFORM_GET, BOGUS_IFINDEX));
g_assert (!nm_platform_link_is_up (NM_PLATFORM_GET, BOGUS_IFINDEX));
g_assert (!nm_platform_link_is_connected (NM_PLATFORM_GET, BOGUS_IFINDEX));
g_assert (!nm_platform_link_uses_arp (NM_PLATFORM_GET, BOGUS_IFINDEX));
g_assert (!nm_platform_link_get_address (NM_PLATFORM_GET, BOGUS_IFINDEX, &addrlen));
g_assert (!addrlen);
g_assert (!nm_platform_link_get_address (NM_PLATFORM_GET, BOGUS_IFINDEX, NULL));
g_assert (!nm_platform_link_set_mtu (NM_PLATFORM_GET, BOGUS_IFINDEX, MTU));
g_assert (!nm_platform_link_get_mtu (NM_PLATFORM_GET, BOGUS_IFINDEX));
g_assert (!nm_platform_link_supports_carrier_detect (NM_PLATFORM_GET, BOGUS_IFINDEX));
g_assert (!nm_platform_link_supports_vlans (NM_PLATFORM_GET, BOGUS_IFINDEX));
g_assert (!nm_platform_link_get_lnk_vlan (NM_PLATFORM_GET, BOGUS_IFINDEX, NULL));
g_assert (!nm_platform_link_vlan_set_ingress_map (NM_PLATFORM_GET, BOGUS_IFINDEX, 0, 0));
g_assert (!nm_platform_link_vlan_set_egress_map (NM_PLATFORM_GET, BOGUS_IFINDEX, 0, 0));
}
static void
test_loopback (void)
{
g_assert (nm_platform_link_get_by_ifname (NM_PLATFORM_GET, LO_NAME));
g_assert_cmpint (nm_platform_link_get_type (NM_PLATFORM_GET, LO_INDEX), ==, NM_LINK_TYPE_LOOPBACK);
g_assert_cmpint (nm_platform_link_get_ifindex (NM_PLATFORM_GET, LO_NAME), ==, LO_INDEX);
g_assert_cmpstr (nm_platform_link_get_name (NM_PLATFORM_GET, LO_INDEX), ==, LO_NAME);
g_assert_cmpstr (nm_platform_link_get_type_name (NM_PLATFORM_GET, LO_INDEX), ==, LO_TYPEDESC);
g_assert (nm_platform_link_supports_carrier_detect (NM_PLATFORM_GET, LO_INDEX));
g_assert (!nm_platform_link_supports_vlans (NM_PLATFORM_GET, LO_INDEX));
}
static gboolean
software_add (NMLinkType link_type, const char *name)
{
switch (link_type) {
case NM_LINK_TYPE_DUMMY:
return nm_platform_link_dummy_add (NM_PLATFORM_GET, name, NULL) == NM_PLATFORM_ERROR_SUCCESS;
case NM_LINK_TYPE_BRIDGE:
return nm_platform_link_bridge_add (NM_PLATFORM_GET, name, NULL, 0, NULL) == NM_PLATFORM_ERROR_SUCCESS;
case NM_LINK_TYPE_BOND:
{
gboolean bond0_exists = !!nm_platform_link_get_by_ifname (NM_PLATFORM_GET, "bond0");
NMPlatformError plerr;
plerr = nm_platform_link_bond_add (NM_PLATFORM_GET, name, NULL);
/* Check that bond0 is *not* automatically created. */
if (!bond0_exists)
g_assert (!nm_platform_link_get_by_ifname (NM_PLATFORM_GET, "bond0"));
return plerr == NM_PLATFORM_ERROR_SUCCESS;
}
case NM_LINK_TYPE_TEAM:
return nm_platform_link_team_add (NM_PLATFORM_GET, name, NULL) == NM_PLATFORM_ERROR_SUCCESS;
case NM_LINK_TYPE_VLAN: {
SignalData *parent_added;
SignalData *parent_changed;
/* Don't call link_callback for the bridge interface */
parent_added = add_signal_ifname (NM_PLATFORM_SIGNAL_LINK_CHANGED, NM_PLATFORM_SIGNAL_ADDED, link_callback, PARENT_NAME);
if (nm_platform_link_bridge_add (NM_PLATFORM_GET, PARENT_NAME, NULL, 0, NULL) == NM_PLATFORM_ERROR_SUCCESS)
accept_signal (parent_added);
free_signal (parent_added);
{
int parent_ifindex = nm_platform_link_get_ifindex (NM_PLATFORM_GET, PARENT_NAME);
gboolean was_up = nm_platform_link_is_up (NM_PLATFORM_GET, parent_ifindex);
parent_changed = add_signal_ifindex (NM_PLATFORM_SIGNAL_LINK_CHANGED, NM_PLATFORM_SIGNAL_CHANGED, link_callback, parent_ifindex);
g_assert (nm_platform_link_set_up (NM_PLATFORM_GET, parent_ifindex, NULL));
if (was_up) {
/* when NM is running in the background, it will mess with addrgenmode which might cause additional signals. */
accept_signals (parent_changed, 0, 1);
} else
accept_signals (parent_changed, 1, 2);
free_signal (parent_changed);
return nm_platform_link_vlan_add (NM_PLATFORM_GET, name, parent_ifindex, VLAN_ID, 0, NULL) == NM_PLATFORM_ERROR_SUCCESS;
}
}
default:
g_error ("Link type %d unhandled.", link_type);
}
g_assert_not_reached ();
}
static void
test_link_changed_signal_cb (NMPlatform *platform,
int obj_type_i,
int ifindex,
const NMPlatformIP4Route *route,
int change_type_i,
gboolean *p_test_link_changed_signal_arg)
{
const NMPObjectType obj_type = obj_type_i;
const NMPlatformSignalChangeType change_type = change_type_i;
/* test invocation of platform signals with multiple listeners
* connected to the signal. Platform signals have enum-typed
* arguments and there seem to be an issue with invoking such
* signals on s390x and ppc64 archs.
* https://bugzilla.redhat.com/show_bug.cgi?id=1260577
*
* As the test shows, the failure is not reproducible for
* platform signals.
*/
g_assert (NM_IS_PLATFORM (platform));
g_assert (platform == NM_PLATFORM_GET);
g_assert (ifindex > 0);
g_assert (route);
g_assert_cmpint (obj_type, ==, NMP_OBJECT_TYPE_LINK);
g_assert_cmpint ((gint64) change_type, !=, (gint64) 0);
g_assert_cmpint (change_type, !=, NM_PLATFORM_SIGNAL_NONE);
*p_test_link_changed_signal_arg = TRUE;
}
static void
test_slave (int master, int type, SignalData *master_changed)
{
int ifindex;
SignalData *link_added = add_signal_ifname (NM_PLATFORM_SIGNAL_LINK_CHANGED, NM_PLATFORM_SIGNAL_ADDED, link_callback, SLAVE_NAME);
SignalData *link_changed, *link_removed;
char *value;
NMLinkType link_type = nm_platform_link_get_type (NM_PLATFORM_GET, master);
gboolean test_link_changed_signal_arg1;
gboolean test_link_changed_signal_arg2;
g_assert (NM_IN_SET (link_type, NM_LINK_TYPE_TEAM, NM_LINK_TYPE_BOND, NM_LINK_TYPE_BRIDGE));
g_assert (software_add (type, SLAVE_NAME));
ifindex = nm_platform_link_get_ifindex (NM_PLATFORM_GET, SLAVE_NAME);
g_assert (ifindex > 0);
link_changed = add_signal_ifindex (NM_PLATFORM_SIGNAL_LINK_CHANGED, NM_PLATFORM_SIGNAL_CHANGED, link_callback, ifindex);
link_removed = add_signal_ifindex (NM_PLATFORM_SIGNAL_LINK_CHANGED, NM_PLATFORM_SIGNAL_REMOVED, link_callback, ifindex);
accept_signal (link_added);
/* Set the slave up to see whether master's IFF_LOWER_UP is set correctly.
*
* See https://bugzilla.redhat.com/show_bug.cgi?id=910348
*/
g_assert (!nm_platform_link_is_up (NM_PLATFORM_GET, ifindex));
g_assert (nm_platform_link_set_down (NM_PLATFORM_GET, ifindex));
g_assert (!nm_platform_link_is_up (NM_PLATFORM_GET, ifindex));
ensure_no_signal (link_changed);
/* Enslave */
link_changed->ifindex = ifindex;
g_assert (nm_platform_link_enslave (NM_PLATFORM_GET, master, ifindex));
g_assert_cmpint (nm_platform_link_get_master (NM_PLATFORM_GET, ifindex), ==, master);
accept_signals (link_changed, 1, 3);
accept_signals (master_changed, 0, 2);
/* enslaveing brings put the slave */
if (NM_IN_SET (link_type, NM_LINK_TYPE_BOND, NM_LINK_TYPE_TEAM))
g_assert (nm_platform_link_is_up (NM_PLATFORM_GET, ifindex));
else
g_assert (!nm_platform_link_is_up (NM_PLATFORM_GET, ifindex));
test_link_changed_signal_arg1 = FALSE;
test_link_changed_signal_arg2 = FALSE;
g_signal_connect (NM_PLATFORM_GET, NM_PLATFORM_SIGNAL_LINK_CHANGED, G_CALLBACK (test_link_changed_signal_cb), &test_link_changed_signal_arg1);
g_signal_connect (NM_PLATFORM_GET, NM_PLATFORM_SIGNAL_LINK_CHANGED, G_CALLBACK (test_link_changed_signal_cb), &test_link_changed_signal_arg2);
/* Set master up */
g_assert (nm_platform_link_set_up (NM_PLATFORM_GET, master, NULL));
g_assert (nm_platform_link_is_up (NM_PLATFORM_GET, master));
accept_signals (master_changed, 1, 2);
g_signal_handlers_disconnect_by_func (NM_PLATFORM_GET, G_CALLBACK (test_link_changed_signal_cb), &test_link_changed_signal_arg1);
g_signal_handlers_disconnect_by_func (NM_PLATFORM_GET, G_CALLBACK (test_link_changed_signal_cb), &test_link_changed_signal_arg2);
g_assert (test_link_changed_signal_arg1);
g_assert (test_link_changed_signal_arg2);
/* Master with a disconnected slave is disconnected
*
* For some reason, bonding and teaming slaves are automatically set up. We
* need to set them back down for this test.
*/
switch (nm_platform_link_get_type (NM_PLATFORM_GET, master)) {
case NM_LINK_TYPE_BOND:
case NM_LINK_TYPE_TEAM:
g_assert (nm_platform_link_set_down (NM_PLATFORM_GET, ifindex));
accept_signal (link_changed);
accept_signals (master_changed, 0, 2);
break;
default:
break;
}
g_assert (!nm_platform_link_is_up (NM_PLATFORM_GET, ifindex));
g_assert (!nm_platform_link_is_connected (NM_PLATFORM_GET, ifindex));
if (nm_platform_link_is_connected (NM_PLATFORM_GET, master)) {
if (nm_platform_link_get_type (NM_PLATFORM_GET, master) == NM_LINK_TYPE_TEAM) {
/* Older team versions (e.g. Fedora 17) have a bug that team master stays
* IFF_LOWER_UP even if its slave is down. Double check it with iproute2 and if
* `ip link` also claims master to be up, accept it. */
char *stdout_str = NULL;
nmtst_spawn_sync (NULL, &stdout_str, NULL, 0, "/sbin/ip", "link", "show", "dev", nm_platform_link_get_name (NM_PLATFORM_GET, master));
g_assert (strstr (stdout_str, "LOWER_UP"));
g_free (stdout_str);
} else
g_assert_not_reached ();
}
/* Set slave up and see if master gets up too */
g_assert (nm_platform_link_set_up (NM_PLATFORM_GET, ifindex, NULL));
g_assert (nm_platform_link_is_connected (NM_PLATFORM_GET, ifindex));
g_assert (nm_platform_link_is_connected (NM_PLATFORM_GET, master));
accept_signals (link_changed, 1, 3);
/* NM running, can cause additional change of addrgenmode */
accept_signals (master_changed, 1, 2);
/* Enslave again
*
* Gracefully succeed if already enslaved.
*/
ensure_no_signal (link_changed);
g_assert (nm_platform_link_enslave (NM_PLATFORM_GET, master, ifindex));
accept_signals (link_changed, 0, 2);
ensure_no_signal (master_changed);
/* Set slave option */
switch (type) {
case NM_LINK_TYPE_BRIDGE:
if (nmtstp_is_sysfs_writable ()) {
g_assert (nm_platform_sysctl_slave_set_option (NM_PLATFORM_GET, ifindex, "priority", "614"));
value = nm_platform_sysctl_slave_get_option (NM_PLATFORM_GET, ifindex, "priority");
g_assert_cmpstr (value, ==, "614");
g_free (value);
}
break;
default:
break;
}
/* Release */
ensure_no_signal (link_added);
ensure_no_signal (link_changed);
ensure_no_signal (link_removed);
g_assert (nm_platform_link_release (NM_PLATFORM_GET, master, ifindex));
g_assert_cmpint (nm_platform_link_get_master (NM_PLATFORM_GET, ifindex), ==, 0);
if (link_changed->received_count > 0) {
accept_signals (link_added, 0, 1);
accept_signals (link_changed, 1, 5);
accept_signals (link_removed, 0, 1);
} else {
/* Due to https://bugzilla.redhat.com/show_bug.cgi?id=1285719 , kernel might send a
* wrong RTM_DELLINK message so that we instead see an removed+added signal. */
accept_signal (link_added);
ensure_no_signal (link_changed);
accept_signal (link_removed);
}
accept_signals (master_changed, 1, 2);
ensure_no_signal (master_changed);
/* Release again */
ensure_no_signal (link_changed);
g_assert (!nm_platform_link_release (NM_PLATFORM_GET, master, ifindex));
ensure_no_signal (master_changed);
/* Remove */
ensure_no_signal (link_added);
ensure_no_signal (link_changed);
ensure_no_signal (link_removed);
nmtstp_link_del (NULL, -1, ifindex, NULL);
accept_signals (master_changed, 0, 1);
accept_signals (link_changed, 0, 1);
accept_signal (link_removed);
free_signal (link_added);
free_signal (link_changed);
free_signal (link_removed);
}
static void
test_software (NMLinkType link_type, const char *link_typename)
{
int ifindex;
char *value;
int vlan_parent = -1, vlan_id;
SignalData *link_added, *link_changed, *link_removed;
/* Add */
link_added = add_signal_ifname (NM_PLATFORM_SIGNAL_LINK_CHANGED, NM_PLATFORM_SIGNAL_ADDED, link_callback, DEVICE_NAME);
g_assert (software_add (link_type, DEVICE_NAME));
accept_signal (link_added);
g_assert (nm_platform_link_get_by_ifname (NM_PLATFORM_GET, DEVICE_NAME));
ifindex = nm_platform_link_get_ifindex (NM_PLATFORM_GET, DEVICE_NAME);
g_assert (ifindex >= 0);
g_assert_cmpint (nm_platform_link_get_type (NM_PLATFORM_GET, ifindex), ==, link_type);
g_assert_cmpstr (nm_platform_link_get_type_name (NM_PLATFORM_GET, ifindex), ==, link_typename);
link_changed = add_signal_ifindex (NM_PLATFORM_SIGNAL_LINK_CHANGED, NM_PLATFORM_SIGNAL_CHANGED, link_callback, ifindex);
link_removed = add_signal_ifindex (NM_PLATFORM_SIGNAL_LINK_CHANGED, NM_PLATFORM_SIGNAL_REMOVED, link_callback, ifindex);
if (link_type == NM_LINK_TYPE_VLAN) {
const NMPlatformLink *plink;
const NMPlatformLnkVlan *plnk;
plnk = nm_platform_link_get_lnk_vlan (NM_PLATFORM_GET, ifindex, &plink);
g_assert (plnk);
g_assert (plink);
vlan_parent = plink->parent;
vlan_id = plnk->id;
g_assert_cmpint (vlan_parent, ==, nm_platform_link_get_ifindex (NM_PLATFORM_GET, PARENT_NAME));
g_assert_cmpint (vlan_id, ==, VLAN_ID);
}
/* Add again */
g_assert (!software_add (link_type, DEVICE_NAME));
/* Set ARP/NOARP */
g_assert (nm_platform_link_uses_arp (NM_PLATFORM_GET, ifindex));
g_assert (nm_platform_link_set_noarp (NM_PLATFORM_GET, ifindex));
g_assert (!nm_platform_link_uses_arp (NM_PLATFORM_GET, ifindex));
accept_signals (link_changed, 1, 2);
g_assert (nm_platform_link_set_arp (NM_PLATFORM_GET, ifindex));
g_assert (nm_platform_link_uses_arp (NM_PLATFORM_GET, ifindex));
accept_signal (link_changed);
/* Set master option */
if (nmtstp_is_root_test ()) {
switch (link_type) {
case NM_LINK_TYPE_BRIDGE:
if (nmtstp_is_sysfs_writable ()) {
g_assert (nm_platform_sysctl_master_set_option (NM_PLATFORM_GET, ifindex, "forward_delay", "628"));
value = nm_platform_sysctl_master_get_option (NM_PLATFORM_GET, ifindex, "forward_delay");
g_assert_cmpstr (value, ==, "628");
g_free (value);
}
break;
case NM_LINK_TYPE_BOND:
if (nmtstp_is_sysfs_writable ()) {
g_assert (nm_platform_sysctl_master_set_option (NM_PLATFORM_GET, ifindex, "mode", "active-backup"));
value = nm_platform_sysctl_master_get_option (NM_PLATFORM_GET, ifindex, "mode");
/* When reading back, the output looks slightly different. */
g_assert (g_str_has_prefix (value, "active-backup"));
g_free (value);
}
break;
default:
break;
}
}
/* Enslave and release */
switch (link_type) {
case NM_LINK_TYPE_BRIDGE:
case NM_LINK_TYPE_BOND:
case NM_LINK_TYPE_TEAM:
link_changed->ifindex = ifindex;
test_slave (ifindex, NM_LINK_TYPE_DUMMY, link_changed);
link_changed->ifindex = 0;
break;
default:
break;
}
free_signal (link_changed);
/* Delete */
nmtstp_link_del (NULL, -1, ifindex, DEVICE_NAME);
accept_signal (link_removed);
/* Delete again */
g_assert (!nm_platform_link_delete (NM_PLATFORM_GET, nm_platform_link_get_ifindex (NM_PLATFORM_GET, DEVICE_NAME)));
g_assert (!nm_platform_link_delete (NM_PLATFORM_GET, ifindex));
/* VLAN: Delete parent */
if (link_type == NM_LINK_TYPE_VLAN) {
SignalData *link_removed_parent = add_signal_ifindex (NM_PLATFORM_SIGNAL_LINK_CHANGED, NM_PLATFORM_SIGNAL_REMOVED, link_callback, vlan_parent);
nmtstp_link_del (NULL, -1, vlan_parent, NULL);
accept_signal (link_removed_parent);
free_signal (link_removed_parent);
}
/* No pending signal */
free_signal (link_added);
free_signal (link_removed);
}
static void
test_bridge (void)
{
test_software (NM_LINK_TYPE_BRIDGE, "bridge");
}
static void
test_bond (void)
{
if (nmtstp_is_root_test () &&
!g_file_test ("/proc/1/net/bonding", G_FILE_TEST_IS_DIR) &&
system("modprobe --show bonding") != 0) {
g_test_skip ("Skipping test for bonding: bonding module not available");
return;
}
test_software (NM_LINK_TYPE_BOND, "bond");
}
static void
test_team (void)
{
test_software (NM_LINK_TYPE_TEAM, "team");
}
static void
test_vlan (void)
{
test_software (NM_LINK_TYPE_VLAN, "vlan");
}
/*****************************************************************************/
static void
test_bridge_addr (void)
{
char addr[ETH_ALEN];
NMPlatformLink link;
const NMPlatformLink *plink = NULL;
nm_utils_hwaddr_aton ("de:ad:be:ef:00:11", addr, sizeof (addr));
g_assert_cmpint (nm_platform_link_bridge_add (NM_PLATFORM_GET, DEVICE_NAME, addr, sizeof (addr), &plink), ==, NM_PLATFORM_ERROR_SUCCESS);
g_assert (plink);
link = *plink;
g_assert_cmpstr (link.name, ==, DEVICE_NAME);
g_assert_cmpint (link.addr.len, ==, sizeof (addr));
g_assert (!memcmp (link.addr.data, addr, sizeof (addr)));
plink = nm_platform_link_get (NM_PLATFORM_GET, link.ifindex);
g_assert (plink);
if (nm_platform_check_support_user_ipv6ll (NM_PLATFORM_GET)) {
g_assert (!nm_platform_link_get_user_ipv6ll_enabled (NM_PLATFORM_GET, link.ifindex));
g_assert_cmpint (_nm_platform_uint8_inv (plink->inet6_addr_gen_mode_inv), ==, NM_IN6_ADDR_GEN_MODE_EUI64);
g_assert (nm_platform_link_set_user_ipv6ll_enabled (NM_PLATFORM_GET, link.ifindex, TRUE) == NM_PLATFORM_ERROR_SUCCESS);
g_assert (nm_platform_link_get_user_ipv6ll_enabled (NM_PLATFORM_GET, link.ifindex));
plink = nm_platform_link_get (NM_PLATFORM_GET, link.ifindex);
g_assert (plink);
g_assert_cmpint (_nm_platform_uint8_inv (plink->inet6_addr_gen_mode_inv), ==, NM_IN6_ADDR_GEN_MODE_NONE);
g_assert (nm_platform_link_set_user_ipv6ll_enabled (NM_PLATFORM_GET, link.ifindex, FALSE) == NM_PLATFORM_ERROR_SUCCESS);
g_assert (!nm_platform_link_get_user_ipv6ll_enabled (NM_PLATFORM_GET, link.ifindex));
plink = nm_platform_link_get (NM_PLATFORM_GET, link.ifindex);
g_assert (plink);
g_assert_cmpint (_nm_platform_uint8_inv (plink->inet6_addr_gen_mode_inv), ==, NM_IN6_ADDR_GEN_MODE_EUI64);
}
g_assert_cmpint (plink->addr.len, ==, sizeof (addr));
g_assert (!memcmp (plink->addr.data, addr, sizeof (addr)));
nmtstp_link_del (NULL, -1, link.ifindex, link.name);
}
/*****************************************************************************/
static void
test_internal (void)
{
SignalData *link_added = add_signal_ifname (NM_PLATFORM_SIGNAL_LINK_CHANGED, NM_PLATFORM_SIGNAL_ADDED, link_callback, DEVICE_NAME);
SignalData *link_changed, *link_removed;
const char mac[6] = { 0x00, 0xff, 0x11, 0xee, 0x22, 0xdd };
const char *address;
size_t addrlen;
int ifindex;
/* Check the functions for non-existent devices */
g_assert (!nm_platform_link_get_by_ifname (NM_PLATFORM_GET, DEVICE_NAME));
g_assert (!nm_platform_link_get_ifindex (NM_PLATFORM_GET, DEVICE_NAME));
/* Add device */
g_assert (nm_platform_link_dummy_add (NM_PLATFORM_GET, DEVICE_NAME, NULL) == NM_PLATFORM_ERROR_SUCCESS);
accept_signal (link_added);
/* Try to add again */
g_assert (nm_platform_link_dummy_add (NM_PLATFORM_GET, DEVICE_NAME, NULL) == NM_PLATFORM_ERROR_EXISTS);
/* Check device index, name and type */
ifindex = nm_platform_link_get_ifindex (NM_PLATFORM_GET, DEVICE_NAME);
g_assert (ifindex > 0);
g_assert_cmpstr (nm_platform_link_get_name (NM_PLATFORM_GET, ifindex), ==, DEVICE_NAME);
g_assert_cmpint (nm_platform_link_get_type (NM_PLATFORM_GET, ifindex), ==, NM_LINK_TYPE_DUMMY);
g_assert_cmpstr (nm_platform_link_get_type_name (NM_PLATFORM_GET, ifindex), ==, DUMMY_TYPEDESC);
link_changed = add_signal_ifindex (NM_PLATFORM_SIGNAL_LINK_CHANGED, NM_PLATFORM_SIGNAL_CHANGED, link_callback, ifindex);
link_removed = add_signal_ifindex (NM_PLATFORM_SIGNAL_LINK_CHANGED, NM_PLATFORM_SIGNAL_REMOVED, link_callback, ifindex);
/* Up/connected */
g_assert (!nm_platform_link_is_up (NM_PLATFORM_GET, ifindex));
g_assert (!nm_platform_link_is_connected (NM_PLATFORM_GET, ifindex));
g_assert (nm_platform_link_set_up (NM_PLATFORM_GET, ifindex, NULL));
g_assert (nm_platform_link_is_up (NM_PLATFORM_GET, ifindex));
g_assert (nm_platform_link_is_connected (NM_PLATFORM_GET, ifindex));
accept_signals (link_changed, 1, 2);
g_assert (nm_platform_link_set_down (NM_PLATFORM_GET, ifindex));
g_assert (!nm_platform_link_is_up (NM_PLATFORM_GET, ifindex));
g_assert (!nm_platform_link_is_connected (NM_PLATFORM_GET, ifindex));
accept_signal (link_changed);
/* arp/noarp */
g_assert (!nm_platform_link_uses_arp (NM_PLATFORM_GET, ifindex));
g_assert (nm_platform_link_set_arp (NM_PLATFORM_GET, ifindex));
g_assert (nm_platform_link_uses_arp (NM_PLATFORM_GET, ifindex));
accept_signal (link_changed);
g_assert (nm_platform_link_set_noarp (NM_PLATFORM_GET, ifindex));
g_assert (!nm_platform_link_uses_arp (NM_PLATFORM_GET, ifindex));
accept_signal (link_changed);
/* Features */
g_assert (!nm_platform_link_supports_carrier_detect (NM_PLATFORM_GET, ifindex));
g_assert (nm_platform_link_supports_vlans (NM_PLATFORM_GET, ifindex));
/* Set MAC address */
g_assert (nm_platform_link_set_address (NM_PLATFORM_GET, ifindex, mac, sizeof (mac)) == NM_PLATFORM_ERROR_SUCCESS);
address = nm_platform_link_get_address (NM_PLATFORM_GET, ifindex, &addrlen);
g_assert (addrlen == sizeof(mac));
g_assert (!memcmp (address, mac, addrlen));
address = nm_platform_link_get_address (NM_PLATFORM_GET, ifindex, NULL);
g_assert (!memcmp (address, mac, addrlen));
accept_signal (link_changed);
/* Set MTU */
g_assert (nm_platform_link_set_mtu (NM_PLATFORM_GET, ifindex, MTU));
g_assert_cmpint (nm_platform_link_get_mtu (NM_PLATFORM_GET, ifindex), ==, MTU);
accept_signal (link_changed);
/* Delete device */
nmtstp_link_del (NULL, -1, ifindex, DEVICE_NAME);
accept_signal (link_removed);
/* Try to delete again */
g_assert (!nm_platform_link_delete (NM_PLATFORM_GET, ifindex));
free_signal (link_added);
free_signal (link_changed);
free_signal (link_removed);
}
/*****************************************************************************/
static void
test_external (void)
{
const NMPlatformLink *pllink;
SignalData *link_added, *link_changed, *link_removed;
int ifindex;
link_added = add_signal_ifname (NM_PLATFORM_SIGNAL_LINK_CHANGED, NM_PLATFORM_SIGNAL_ADDED, link_callback, DEVICE_NAME);
nmtstp_run_command_check ("ip link add %s type %s", DEVICE_NAME, "dummy");
wait_signal (link_added);
g_assert (nm_platform_link_get_by_ifname (NM_PLATFORM_GET, DEVICE_NAME));
ifindex = nm_platform_link_get_ifindex (NM_PLATFORM_GET, DEVICE_NAME);
g_assert (ifindex > 0);
g_assert_cmpstr (nm_platform_link_get_name (NM_PLATFORM_GET, ifindex), ==, DEVICE_NAME);
g_assert_cmpint (nm_platform_link_get_type (NM_PLATFORM_GET, ifindex), ==, NM_LINK_TYPE_DUMMY);
g_assert_cmpstr (nm_platform_link_get_type_name (NM_PLATFORM_GET, ifindex), ==, DUMMY_TYPEDESC);
link_changed = add_signal_ifindex (NM_PLATFORM_SIGNAL_LINK_CHANGED, NM_PLATFORM_SIGNAL_CHANGED, link_callback, ifindex);
link_removed = add_signal_ifindex (NM_PLATFORM_SIGNAL_LINK_CHANGED, NM_PLATFORM_SIGNAL_REMOVED, link_callback, ifindex);
pllink = nm_platform_link_get (NM_PLATFORM_GET, ifindex);
g_assert (pllink);
if (!pllink->initialized) {
/* we still lack the notification via UDEV. Expect another link changed signal. */
wait_signal (link_changed);
}
/* Up/connected/arp */
g_assert (!nm_platform_link_is_up (NM_PLATFORM_GET, ifindex));
g_assert (!nm_platform_link_is_connected (NM_PLATFORM_GET, ifindex));
g_assert (!nm_platform_link_uses_arp (NM_PLATFORM_GET, ifindex));
nmtstp_run_command_check ("ip link set %s up", DEVICE_NAME);
wait_signal (link_changed);
g_assert (nm_platform_link_is_up (NM_PLATFORM_GET, ifindex));
g_assert (nm_platform_link_is_connected (NM_PLATFORM_GET, ifindex));
nmtstp_run_command_check ("ip link set %s down", DEVICE_NAME);
wait_signal (link_changed);
g_assert (!nm_platform_link_is_up (NM_PLATFORM_GET, ifindex));
g_assert (!nm_platform_link_is_connected (NM_PLATFORM_GET, ifindex));
nmtstp_run_command_check ("ip link set %s arp on", DEVICE_NAME);
wait_signal (link_changed);
g_assert (nm_platform_link_uses_arp (NM_PLATFORM_GET, ifindex));
nmtstp_run_command_check ("ip link set %s arp off", DEVICE_NAME);
wait_signal (link_changed);
g_assert (!nm_platform_link_uses_arp (NM_PLATFORM_GET, ifindex));
nmtstp_run_command_check ("ip link del %s", DEVICE_NAME);
wait_signal (link_removed);
accept_signals (link_changed, 0, 1);
g_assert (!nm_platform_link_get_by_ifname (NM_PLATFORM_GET, DEVICE_NAME));
free_signal (link_added);
free_signal (link_changed);
free_signal (link_removed);
}
/*****************************************************************************/
typedef struct {
NMLinkType link_type;
int test_mode;
gboolean external_command;
} TestAddSoftwareDetectData;
static void
test_software_detect (gconstpointer user_data)
{
const TestAddSoftwareDetectData *test_data = user_data;
int ifindex, ifindex_parent;
const NMPlatformLink *plink;
const NMPObject *lnk;
guint i_step;
const gboolean ext = test_data->external_command;
nmtstp_run_command_check ("ip link add %s type dummy", PARENT_NAME);
ifindex_parent = nmtstp_assert_wait_for_link (NM_PLATFORM_GET, PARENT_NAME, NM_LINK_TYPE_DUMMY, 100)->ifindex;
switch (test_data->link_type) {
case NM_LINK_TYPE_GRE: {
NMPlatformLnkGre lnk_gre = { };
gboolean gracefully_skip = FALSE;
lnk_gre.local = nmtst_inet4_from_string ("192.168.233.204");
lnk_gre.remote = nmtst_inet4_from_string ("172.168.10.25");
lnk_gre.parent_ifindex = ifindex_parent;
lnk_gre.ttl = 174;
lnk_gre.tos = 37;
lnk_gre.path_mtu_discovery = TRUE;
if (!nm_platform_link_get_by_ifname (NM_PLATFORM_GET, "gre0")) {
/* Seems that the ip_gre module is not loaded... try to load it. */
gracefully_skip = nm_utils_modprobe (NULL, TRUE, "ip_gre", NULL) != 0;
}
if (!nmtstp_link_gre_add (NULL, ext, DEVICE_NAME, &lnk_gre)) {
if (gracefully_skip) {
g_test_skip ("Cannot create gre tunnel because of missing ip_gre module (modprobe ip_gre)");
goto out_delete_parent;
}
g_error ("Failed adding GRE tunnel");
}
break;
}
case NM_LINK_TYPE_IPIP: {
NMPlatformLnkIpIp lnk_ipip = { };
gboolean gracefully_skip = FALSE;
if (!nm_platform_link_get_by_ifname (NM_PLATFORM_GET, "tunl0")) {
/* Seems that the ipip module is not loaded... try to load it. */
gracefully_skip = nm_utils_modprobe (NULL, TRUE, "ipip", NULL) != 0;
}
lnk_ipip.local = nmtst_inet4_from_string ("1.2.3.4");
lnk_ipip.remote = nmtst_inet4_from_string ("5.6.7.8");
lnk_ipip.parent_ifindex = ifindex_parent;
lnk_ipip.tos = 32;
lnk_ipip.path_mtu_discovery = FALSE;
if (!nmtstp_link_ipip_add (NULL, ext, DEVICE_NAME, &lnk_ipip)) {
if (gracefully_skip) {
g_test_skip ("Cannot create ipip tunnel because of missing ipip module (modprobe ipip)");
goto out_delete_parent;
}
g_error ("Failed adding IPIP tunnel");
}
break;
}
case NM_LINK_TYPE_IP6TNL: {
NMPlatformLnkIp6Tnl lnk_ip6tnl = { };
gboolean gracefully_skip = FALSE;
if (!nm_platform_link_get_by_ifname (NM_PLATFORM_GET, "ip6tnl0")) {
/* Seems that the ip6_tunnel module is not loaded... try to load it. */
gracefully_skip = nm_utils_modprobe (NULL, TRUE, "ip6_tunnel", NULL) != 0;
}
lnk_ip6tnl.local = *nmtst_inet6_from_string ("fd01::15");
lnk_ip6tnl.remote = *nmtst_inet6_from_string ("fd01::16");
lnk_ip6tnl.parent_ifindex = ifindex_parent;
lnk_ip6tnl.tclass = 20;
lnk_ip6tnl.encap_limit = 6;
lnk_ip6tnl.flow_label = 1337;
lnk_ip6tnl.proto = IPPROTO_IPV6;
if (!nmtstp_link_ip6tnl_add (NULL, ext, DEVICE_NAME, &lnk_ip6tnl)) {
if (gracefully_skip) {
g_test_skip ("Cannot create ip6tnl tunnel because of missing ip6_tunnel module (modprobe ip6_tunnel)");
goto out_delete_parent;
}
g_error ("Failed adding IP6TNL tunnel");
}
break;
}
case NM_LINK_TYPE_MACVLAN: {
NMPlatformLnkMacvlan lnk_macvlan = { };
const NMPlatformLink *dummy;
char buf[256];
int i;
lnk_macvlan.mode = MACVLAN_MODE_BRIDGE;
lnk_macvlan.no_promisc = FALSE;
lnk_macvlan.tap = FALSE;
/* Since in old kernel versions sysfs files for macvtaps are not
* namespaced, the creation can fail if a macvtap in another namespace
* has the same index. Try to detect this situation and skip already
* used indexes.
* http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=17af2bce88d31e65ed73d638bb752d2e13c66ced
*/
for (i = ifindex_parent + 1; i < ifindex_parent + 100; i++) {
snprintf (buf, sizeof (buf), "/sys/class/macvtap/tap%d", i);
if (!g_file_test (buf, G_FILE_TEST_IS_SYMLINK))
break;
_LOGD ("skipping ifindex %d as already used by a macvtap", i);
dummy = nmtstp_link_dummy_add (NM_PLATFORM_GET, FALSE, "dummy-tmp");
g_assert_cmpint (dummy->ifindex, ==, i);
nmtstp_link_del (NM_PLATFORM_GET, FALSE, dummy->ifindex, NULL);
}
if (!nmtstp_link_macvlan_add (NULL, ext, DEVICE_NAME, ifindex_parent, &lnk_macvlan))
g_error ("Failed adding MACVLAN interface");
break;
}
case NM_LINK_TYPE_MACVTAP: {
NMPlatformLnkMacvtap lnk_macvtap = { };
lnk_macvtap.mode = MACVLAN_MODE_PRIVATE;
lnk_macvtap.no_promisc = FALSE;
lnk_macvtap.tap = TRUE;
if (!nmtstp_link_macvlan_add (NULL, ext, DEVICE_NAME, ifindex_parent, &lnk_macvtap))
g_error ("Failed adding MACVTAP interface");
break;
}
case NM_LINK_TYPE_SIT: {
NMPlatformLnkSit lnk_sit = { };
gboolean gracefully_skip = FALSE;
lnk_sit.local = nmtst_inet4_from_string ("192.168.200.1");
lnk_sit.remote = nmtst_inet4_from_string ("172.25.100.14");
lnk_sit.parent_ifindex = ifindex_parent;
lnk_sit.ttl = 0;
lnk_sit.tos = 31;
lnk_sit.path_mtu_discovery = FALSE;
if (!nm_platform_link_get_by_ifname (NM_PLATFORM_GET, "sit0")) {
/* Seems that the sit module is not loaded... try to load it. */
gracefully_skip = nm_utils_modprobe (NULL, TRUE, "sit", NULL) != 0;
}
if (!nmtstp_link_sit_add (NULL, ext, DEVICE_NAME, &lnk_sit)) {
if (gracefully_skip) {
g_test_skip ("Cannot create sit tunnel because of missing sit module (modprobe sit)");
goto out_delete_parent;
}
g_error ("Failed adding SIT tunnel");
}
break;
}
case NM_LINK_TYPE_VLAN:
nmtstp_run_command_check ("ip link add name %s link %s type vlan id 1242", DEVICE_NAME, PARENT_NAME);
break;
case NM_LINK_TYPE_VXLAN: {
NMPlatformLnkVxlan lnk_vxlan = { };
switch (test_data->test_mode) {
case 0:
lnk_vxlan.parent_ifindex = nm_platform_link_get_ifindex (NM_PLATFORM_GET, PARENT_NAME);
lnk_vxlan.id = 42;
lnk_vxlan.local = nmtst_inet4_from_string ("23.1.2.164");
lnk_vxlan.group = nmtst_inet4_from_string ("239.1.2.134");
lnk_vxlan.dst_port = 4789;
lnk_vxlan.learning = TRUE;
lnk_vxlan.ageing = 1245;
break;
case 1:
lnk_vxlan.parent_ifindex = nm_platform_link_get_ifindex (NM_PLATFORM_GET, PARENT_NAME);
lnk_vxlan.id = 11214423;
lnk_vxlan.local6 = *nmtst_inet6_from_string ("1:2:3:4:334:23::23");
lnk_vxlan.group6 = *nmtst_inet6_from_string ("ff0e::115");
lnk_vxlan.ttl = 32;
lnk_vxlan.dst_port = 57412;
lnk_vxlan.src_port_min = 1000;
lnk_vxlan.src_port_max = 1003;
lnk_vxlan.learning = TRUE;
lnk_vxlan.ageing = 3245;
break;
}
g_assert (nmtstp_link_vxlan_add (NULL, ext, DEVICE_NAME, &lnk_vxlan));
break;
}
default:
g_assert_not_reached ();
}
ifindex = nmtstp_assert_wait_for_link (NM_PLATFORM_GET, DEVICE_NAME, test_data->link_type, 100)->ifindex;
nmtstp_link_set_updown (NULL, -1, ifindex_parent, TRUE);
for (i_step = 0; i_step < 5; i_step++) {
_LOGD ("test-software-detect: step %u", i_step);
if (nmtst_is_debug ())
nmtstp_run_command_check ("ip -d link show %s", DEVICE_NAME);
if (i_step > 0) {
gboolean set_up = (i_step % 2) == 1;
if ( test_data->link_type == NM_LINK_TYPE_VXLAN
&& set_up) {
/* On RHEL-7, we need to add a tiny sleep here, otherwise,
* upping the vxlan device fails with EADDRINUSE.
* https://bugzilla.redhat.com/show_bug.cgi?id=1277131 */
g_usleep (1);
}
nmtstp_link_set_updown (NULL, -1, ifindex, set_up);
}
lnk = nm_platform_link_get_lnk (NM_PLATFORM_GET, ifindex, test_data->link_type, &plink);
g_assert (plink);
g_assert_cmpint (plink->ifindex, ==, ifindex);
g_assert (lnk);
switch (test_data->link_type) {
case NM_LINK_TYPE_GRE: {
const NMPlatformLnkGre *plnk = &lnk->lnk_gre;
g_assert (plnk == nm_platform_link_get_lnk_gre (NM_PLATFORM_GET, ifindex, NULL));
g_assert_cmpint (plnk->parent_ifindex, ==, ifindex_parent);
g_assert_cmpint (plnk->input_flags, ==, 0);
g_assert_cmpint (plnk->output_flags, ==, 0);
g_assert_cmpint (plnk->input_key, ==, 0);
g_assert_cmpint (plnk->output_key, ==, 0);
nmtst_assert_ip4_address (plnk->local, "192.168.233.204");
nmtst_assert_ip4_address (plnk->remote, "172.168.10.25");
g_assert_cmpint (plnk->ttl, ==, 174);
g_assert_cmpint (plnk->tos, ==, 37);
g_assert_cmpint (plnk->path_mtu_discovery, ==, TRUE);
break;
}
case NM_LINK_TYPE_IP6TNL: {
const NMPlatformLnkIp6Tnl *plnk = &lnk->lnk_ip6tnl;
g_assert (plnk == nm_platform_link_get_lnk_ip6tnl (NM_PLATFORM_GET, ifindex, NULL));
g_assert_cmpint (plnk->parent_ifindex, ==, ifindex_parent);
nmtst_assert_ip6_address (&plnk->local, "fd01::15");
nmtst_assert_ip6_address (&plnk->remote, "fd01::16");
g_assert_cmpint (plnk->ttl, ==, 0);
g_assert_cmpint (plnk->tclass, ==, 20);
g_assert_cmpint (plnk->encap_limit, ==, 6);
g_assert_cmpint (plnk->flow_label, ==, 1337);
g_assert_cmpint (plnk->proto, ==, IPPROTO_IPV6);
break;
}
case NM_LINK_TYPE_IPIP: {
const NMPlatformLnkIpIp *plnk = &lnk->lnk_ipip;
g_assert (plnk == nm_platform_link_get_lnk_ipip (NM_PLATFORM_GET, ifindex, NULL));
g_assert_cmpint (plnk->parent_ifindex, ==, ifindex_parent);
nmtst_assert_ip4_address (plnk->local, "1.2.3.4");
nmtst_assert_ip4_address (plnk->remote, "5.6.7.8");
g_assert_cmpint (plnk->ttl, ==, 0);
g_assert_cmpint (plnk->tos, ==, 32);
g_assert_cmpint (plnk->path_mtu_discovery, ==, FALSE);
break;
}
case NM_LINK_TYPE_MACVLAN: {
const NMPlatformLnkMacvlan *plnk = &lnk->lnk_macvlan;
g_assert (plnk == nm_platform_link_get_lnk_macvlan (NM_PLATFORM_GET, ifindex, NULL));
g_assert_cmpint (plnk->no_promisc, ==, FALSE);
g_assert_cmpint (plnk->mode, ==, MACVLAN_MODE_BRIDGE);
break;
}
case NM_LINK_TYPE_MACVTAP: {
const NMPlatformLnkMacvtap *plnk = &lnk->lnk_macvlan;
g_assert (plnk == nm_platform_link_get_lnk_macvtap (NM_PLATFORM_GET, ifindex, NULL));
g_assert_cmpint (plnk->no_promisc, ==, FALSE);
g_assert_cmpint (plnk->mode, ==, MACVLAN_MODE_PRIVATE);
break;
}
case NM_LINK_TYPE_SIT: {
const NMPlatformLnkSit *plnk = &lnk->lnk_sit;
g_assert (plnk == nm_platform_link_get_lnk_sit (NM_PLATFORM_GET, ifindex, NULL));
g_assert_cmpint (plnk->parent_ifindex, ==, ifindex_parent);
nmtst_assert_ip4_address (plnk->local, "192.168.200.1");
nmtst_assert_ip4_address (plnk->remote, "172.25.100.14");
g_assert_cmpint (plnk->ttl, ==, 0);
g_assert_cmpint (plnk->tos, ==, 31);
g_assert_cmpint (plnk->path_mtu_discovery, ==, FALSE);
break;
}
case NM_LINK_TYPE_VLAN: {
const NMPlatformLnkVlan *plnk = &lnk->lnk_vlan;
g_assert (plnk == nm_platform_link_get_lnk_vlan (NM_PLATFORM_GET, ifindex, NULL));
g_assert_cmpint (plnk->id, ==, 1242);
break;
}
case NM_LINK_TYPE_VXLAN: {
const NMPlatformLnkVxlan *plnk = &lnk->lnk_vxlan;
g_assert (plnk == nm_platform_link_get_lnk_vxlan (NM_PLATFORM_GET, ifindex, NULL));
g_assert_cmpint (plnk->parent_ifindex, !=, 0);
g_assert_cmpint (plnk->tos, ==, 0);
g_assert_cmpint (plnk->learning, ==, TRUE);
g_assert_cmpint (plnk->limit, ==, 0);
g_assert_cmpint (plnk->proxy, ==, FALSE);
g_assert_cmpint (plnk->rsc, ==, FALSE);
g_assert_cmpint (plnk->l2miss, ==, FALSE);
g_assert_cmpint (plnk->l3miss, ==, FALSE);
switch (test_data->test_mode) {
case 0:
g_assert_cmpint (plnk->id, ==, 42);
nmtst_assert_ip4_address (plnk->local, "23.1.2.164");
nmtst_assert_ip4_address (plnk->group, "239.1.2.134");
nmtst_assert_ip6_address (&plnk->group6, "::");
nmtst_assert_ip6_address (&plnk->local6, "::");
g_assert_cmpint (plnk->ttl, ==, 0);
g_assert_cmpint (plnk->ageing, ==, 1245);
g_assert_cmpint (plnk->dst_port, ==, 4789);
if ( plnk->src_port_min != 0
|| plnk->src_port_max != 0) {
/* on some kernels, omiting the port range results in setting
* following default port range. */
g_assert_cmpint (plnk->src_port_min, ==, 32768);
g_assert_cmpint (plnk->src_port_max, ==, 61000);
}
break;
case 1:
g_assert_cmpint (plnk->id, ==, 11214423);
nmtst_assert_ip4_address (plnk->local, "0.0.0.0");
nmtst_assert_ip4_address (plnk->group, "0.0.0.0");
nmtst_assert_ip6_address (&plnk->group6, "ff0e::115");
nmtst_assert_ip6_address (&plnk->local6, "1:2:3:4:334:23::23");
g_assert_cmpint (plnk->ageing, ==, 3245);
g_assert_cmpint (plnk->dst_port, ==, 57412);
g_assert_cmpint (plnk->ttl, ==, 32);
g_assert_cmpint (plnk->src_port_min, ==, 1000);
g_assert_cmpint (plnk->src_port_max, ==, 1003);
break;
}
break;
}
default:
g_assert_not_reached ();
}
}
nmtstp_link_del (NULL, -1, ifindex, DEVICE_NAME);
out_delete_parent:
nmtstp_link_del (NULL, -1, ifindex_parent, PARENT_NAME);
}
static void
test_software_detect_add (const char *testpath,
NMLinkType link_type,
int test_mode)
{
TestAddSoftwareDetectData *test_data;
char *path;
test_data = g_new0 (TestAddSoftwareDetectData, 1);
test_data->link_type = link_type;
test_data->test_mode = test_mode;
test_data->external_command = TRUE;
path = g_strdup_printf ("%s/external", testpath);
g_test_add_data_func_full (path, test_data, test_software_detect, g_free);
g_free (path);
test_data = g_new0 (TestAddSoftwareDetectData, 1);
test_data->link_type = link_type;
test_data->test_mode = test_mode;
test_data->external_command = FALSE;
path = g_strdup_printf ("%s/platform", testpath);
g_test_add_data_func_full (path, test_data, test_software_detect, g_free);
g_free (path);
test_data = g_new0 (TestAddSoftwareDetectData, 1);
test_data->link_type = link_type;
test_data->test_mode = test_mode;
test_data->external_command = -1;
path = g_strdup_printf ("%s/random", testpath);
g_test_add_data_func_full (path, test_data, test_software_detect, g_free);
g_free (path);
}
/*****************************************************************************/
static void
_assert_xgress_qos_mappings_impl (int ifindex,
gboolean is_ingress_map ,
int n_entries,
int n,
...)
{
const NMPlatformLink *plink;
const NMPObject *lnk;
guint n_map;
const NMVlanQosMapping *map;
va_list ap;
guint i;
lnk = nm_platform_link_get_lnk (NM_PLATFORM_GET, ifindex, NM_LINK_TYPE_VLAN, &plink);
g_assert (plink);
g_assert_cmpint (plink->ifindex, ==, ifindex);
g_assert (lnk);
g_assert (&lnk->lnk_vlan == nm_platform_link_get_lnk_vlan (NM_PLATFORM_GET, ifindex, NULL));
if (nmtst_is_debug ())
nmtstp_run_command_check ("ip -d link show %s", plink->name);
if (is_ingress_map) {
map = lnk->_lnk_vlan.ingress_qos_map;
n_map = lnk->_lnk_vlan.n_ingress_qos_map;
} else {
map = lnk->_lnk_vlan.egress_qos_map;
n_map = lnk->_lnk_vlan.n_egress_qos_map;
}
if (n_entries != -1)
g_assert_cmpint (n_map, ==, n_entries);
for (i = 0; i < n_map; i++) {
if (is_ingress_map) {
g_assert_cmpint (map[i].from, >=, 0);
g_assert_cmpint (map[i].from, <=, 7);
}
if (i > 0)
g_assert_cmpint (map[i - 1].from, <, map[i].from);
}
va_start (ap, n);
for (; n > 0; n--) {
gboolean found = FALSE;
guint from = va_arg (ap, guint);
guint to = va_arg (ap, guint);
for (i = 0; i < n_map; i++) {
if (map[i].from == from) {
g_assert (!found);
found = TRUE;
g_assert (map[i].to == to);
}
}
g_assert (found);
}
va_end (ap);
}
#define _assert_xgress_qos_mappings(ifindex, is_ingress_map, n_entries, ...) \
_assert_xgress_qos_mappings_impl ((ifindex), (is_ingress_map), (n_entries), \
(G_STATIC_ASSERT_EXPR ((NM_NARG (__VA_ARGS__) % 2) == 0), NM_NARG (__VA_ARGS__) / 2), \
__VA_ARGS__)
#define _assert_ingress_qos_mappings(ifindex, n_entries, ...) _assert_xgress_qos_mappings (ifindex, TRUE, n_entries, __VA_ARGS__)
#define _assert_egress_qos_mappings(ifindex, n_entries, ...) _assert_xgress_qos_mappings (ifindex, FALSE, n_entries, __VA_ARGS__)
static void
_assert_vlan_flags (int ifindex, NMVlanFlags flags)
{
const NMPlatformLnkVlan *plnk;
plnk = nm_platform_link_get_lnk_vlan (NM_PLATFORM_GET, ifindex, NULL);
g_assert (plnk);
g_assert_cmpint (plnk->flags, ==, flags);
}
static void
test_vlan_set_xgress (void)
{
int ifindex, ifindex_parent;
nmtstp_run_command_check ("ip link add %s type dummy", PARENT_NAME);
ifindex_parent = nmtstp_assert_wait_for_link (NM_PLATFORM_GET, PARENT_NAME, NM_LINK_TYPE_DUMMY, 100)->ifindex;
nmtstp_run_command_check ("ip link add name %s link %s type vlan id 1245", DEVICE_NAME, PARENT_NAME);
ifindex = nmtstp_assert_wait_for_link (NM_PLATFORM_GET, DEVICE_NAME, NM_LINK_TYPE_VLAN, 100)->ifindex;
/* ingress-qos-map */
g_assert (nm_platform_link_vlan_set_ingress_map (NM_PLATFORM_GET, ifindex, 4, 5));
_assert_ingress_qos_mappings (ifindex, 1,
4, 5);
g_assert (nm_platform_link_vlan_set_ingress_map (NM_PLATFORM_GET, ifindex, 3, 7));
_assert_ingress_qos_mappings (ifindex, 2,
3, 7,
4, 5);
g_assert (nm_platform_link_vlan_set_ingress_map (NM_PLATFORM_GET, ifindex, 3, 8));
_assert_ingress_qos_mappings (ifindex, 2,
3, 8,
4, 5);
g_assert (nm_platform_link_vlan_set_ingress_map (NM_PLATFORM_GET, ifindex, 0, 4));
_assert_ingress_qos_mappings (ifindex, 3,
0, 4,
3, 8,
4, 5);
g_assert (nm_platform_link_vlan_set_ingress_map (NM_PLATFORM_GET, ifindex, 0, G_MAXUINT32));
_assert_ingress_qos_mappings (ifindex, 3,
0, G_MAXUINT32,
3, 8,
4, 5);
g_assert (nm_platform_link_vlan_set_ingress_map (NM_PLATFORM_GET, ifindex, 0, G_MAXUINT32 - 1));
_assert_ingress_qos_mappings (ifindex, 3,
0, G_MAXUINT32 - 1,
3, 8,
4, 5);
g_assert (nm_platform_link_vlan_set_ingress_map (NM_PLATFORM_GET, ifindex, 0, 5));
_assert_ingress_qos_mappings (ifindex, 3,
0, 5,
3, 8,
4, 5);
g_assert (nm_platform_link_vlan_set_ingress_map (NM_PLATFORM_GET, ifindex, 0, 5));
_assert_ingress_qos_mappings (ifindex, 3,
0, 5,
3, 8,
4, 5);
/* Set invalid values: */
g_assert (nm_platform_link_vlan_set_ingress_map (NM_PLATFORM_GET, ifindex, 8, 3));
_assert_ingress_qos_mappings (ifindex, 3,
0, 5,
3, 8,
4, 5);
g_assert (nm_platform_link_vlan_set_ingress_map (NM_PLATFORM_GET, ifindex, 9, 4));
_assert_ingress_qos_mappings (ifindex, 3,
0, 5,
3, 8,
4, 5);
/* egress-qos-map */
g_assert (nm_platform_link_vlan_set_egress_map (NM_PLATFORM_GET, ifindex, 7, 3));
_assert_egress_qos_mappings (ifindex, 1,
7, 3);
g_assert (nm_platform_link_vlan_set_egress_map (NM_PLATFORM_GET, ifindex, 8, 4));
_assert_egress_qos_mappings (ifindex, 2,
7, 3,
8, 4);
g_assert (nm_platform_link_vlan_set_egress_map (NM_PLATFORM_GET, ifindex, 0, 4));
_assert_egress_qos_mappings (ifindex, 3,
0, 4,
7, 3,
8, 4);
g_assert (nm_platform_link_vlan_set_egress_map (NM_PLATFORM_GET, ifindex, 1, 4));
_assert_egress_qos_mappings (ifindex, 4,
0, 4,
1, 4,
7, 3,
8, 4);
g_assert (nm_platform_link_vlan_set_egress_map (NM_PLATFORM_GET, ifindex, 1, 5));
_assert_egress_qos_mappings (ifindex, 4,
0, 4,
1, 5,
7, 3,
8, 4);
g_assert (nm_platform_link_vlan_set_egress_map (NM_PLATFORM_GET, ifindex, 9, 5));
_assert_egress_qos_mappings (ifindex, 5,
0, 4,
1, 5,
7, 3,
8, 4,
9, 5);
g_assert (nm_platform_link_vlan_set_egress_map (NM_PLATFORM_GET, ifindex, 8, 5));
_assert_egress_qos_mappings (ifindex, 5,
0, 4,
1, 5,
7, 3,
8, 5,
9, 5);
g_assert (nm_platform_link_vlan_set_egress_map (NM_PLATFORM_GET, ifindex, 8, 0));
_assert_egress_qos_mappings (ifindex, 4,
0, 4,
1, 5,
7, 3,
9, 5);
g_assert (nm_platform_link_vlan_set_egress_map (NM_PLATFORM_GET, ifindex, 0, 0));
_assert_egress_qos_mappings (ifindex, 3,
1, 5,
7, 3,
9, 5);
g_assert (nm_platform_link_vlan_set_egress_map (NM_PLATFORM_GET, ifindex, 100, 4));
_assert_egress_qos_mappings (ifindex, 4,
1, 5,
7, 3,
9, 5,
100, 4);
g_assert (nm_platform_link_vlan_set_egress_map (NM_PLATFORM_GET, ifindex, G_MAXUINT32, 4));
_assert_egress_qos_mappings (ifindex, 5,
1, 5,
7, 3,
9, 5,
100, 4,
G_MAXUINT32, 4);
g_assert (nm_platform_link_vlan_set_egress_map (NM_PLATFORM_GET, ifindex, G_MAXUINT32, 8));
_assert_egress_qos_mappings (ifindex, 5,
1, 5,
7, 3,
9, 5,
100, 4,
G_MAXUINT32, 4);
g_assert (nm_platform_link_vlan_set_egress_map (NM_PLATFORM_GET, ifindex, G_MAXUINT32, 0));
_assert_egress_qos_mappings (ifindex, 4,
1, 5,
7, 3,
9, 5,
100, 4);
g_assert (nm_platform_link_vlan_set_egress_map (NM_PLATFORM_GET, ifindex, 100, 0));
_assert_egress_qos_mappings (ifindex, 3,
1, 5,
7, 3,
9, 5);
g_assert (nm_platform_link_vlan_set_egress_map (NM_PLATFORM_GET, ifindex, 1, 0));
_assert_egress_qos_mappings (ifindex, 2,
7, 3,
9, 5);
{
const NMVlanQosMapping ingress_map[] = {
{ .from = 1, .to = 5 },
};
g_assert (nm_platform_link_vlan_change (NM_PLATFORM_GET,
ifindex,
0,
0,
TRUE,
ingress_map,
G_N_ELEMENTS (ingress_map),
FALSE,
NULL,
0));
_assert_ingress_qos_mappings (ifindex, 1,
1, 5);
}
{
const NMVlanQosMapping ingress_map[] = {
{ .from = 3, .to = 5 },
{ .from = 7, .to = 1655 },
{ .from = 7, .to = 17655 },
{ .from = 5, .to = 754 },
{ .from = 4, .to = 12 },
};
g_assert (nm_platform_link_vlan_change (NM_PLATFORM_GET,
ifindex,
0,
0,
TRUE,
ingress_map,
G_N_ELEMENTS (ingress_map),
FALSE,
NULL,
0));
_assert_ingress_qos_mappings (ifindex, 4,
3, 5,
4, 12,
7, 17655,
5, 754);
}
{
const NMVlanQosMapping ingress_map[] = {
{ .from = 3, .to = 18 },
{ .from = 6, .to = 121 },
};
g_assert (nm_platform_link_vlan_change (NM_PLATFORM_GET,
ifindex,
0,
0,
FALSE,
ingress_map,
G_N_ELEMENTS (ingress_map),
FALSE,
NULL,
0));
_assert_ingress_qos_mappings (ifindex, 5,
3, 18,
4, 12,
6, 121,
7, 17655,
5, 754);
}
{
const NMVlanQosMapping ingress_map[] = {
{ .from = 3, .to = 0 },
{ .from = 6, .to = 7 },
};
g_assert (nm_platform_link_vlan_change (NM_PLATFORM_GET,
ifindex,
0,
0,
TRUE,
ingress_map,
G_N_ELEMENTS (ingress_map),
FALSE,
NULL,
0));
_assert_ingress_qos_mappings (ifindex, 1,
6, 7);
}
{
const NMVlanQosMapping ingress_map[] = {
{ .from = 1, .to = 5 },
};
g_assert (nm_platform_link_vlan_change (NM_PLATFORM_GET,
ifindex,
0,
0,
TRUE,
ingress_map,
G_N_ELEMENTS (ingress_map),
FALSE,
NULL,
0));
_assert_ingress_qos_mappings (ifindex, 1,
1, 5);
}
{
const NMVlanQosMapping egress_map[] = {
{ .from = 5, .to = 1 },
};
g_assert (nm_platform_link_vlan_change (NM_PLATFORM_GET,
ifindex,
0,
0,
FALSE,
NULL,
0,
TRUE,
egress_map,
G_N_ELEMENTS (egress_map)));
_assert_egress_qos_mappings (ifindex, 1,
5, 1);
}
{
const NMVlanQosMapping egress_map[] = {
{ .from = 5, .to = 3 },
{ .from = 1655, .to = 5 },
{ .from = 1655, .to = 7 },
{ .from = G_MAXUINT32, .to = 6 },
{ .from = G_MAXUINT32, .to = 8 },
{ .from = 754, .to = 4 },
{ .from = 3, .to = 2 },
};
g_assert (nm_platform_link_vlan_change (NM_PLATFORM_GET,
ifindex,
0,
0,
FALSE,
NULL,
0,
TRUE,
egress_map,
G_N_ELEMENTS (egress_map)));
_assert_egress_qos_mappings (ifindex, 5,
3, 2,
5, 3,
754, 4,
1655, 7,
G_MAXUINT32, 6);
}
{
const NMVlanQosMapping egress_map[] = {
{ .from = 754, .to = 3 },
{ .from = 755, .to = 8 },
{ .from = 1655, .to = 0 },
{ .from = 6, .to = 1 },
};
g_assert (nm_platform_link_vlan_change (NM_PLATFORM_GET,
ifindex,
0,
0,
FALSE,
NULL,
0,
FALSE,
egress_map,
G_N_ELEMENTS (egress_map)));
_assert_egress_qos_mappings (ifindex, 5,
3, 2,
5, 3,
6, 1,
754, 3,
G_MAXUINT32, 6);
}
{
const NMVlanQosMapping egress_map[] = {
{ .from = 6, .to = 0 },
{ .from = 3, .to = 4 },
};
g_assert (nm_platform_link_vlan_change (NM_PLATFORM_GET,
ifindex,
0,
0,
FALSE,
NULL,
0,
TRUE,
egress_map,
G_N_ELEMENTS (egress_map)));
_assert_egress_qos_mappings (ifindex, 1,
3, 4);
}
{
const NMVlanQosMapping egress_map[] = {
{ .from = 1, .to = 5 },
};
g_assert (nm_platform_link_vlan_change (NM_PLATFORM_GET,
ifindex,
0,
0,
FALSE,
NULL,
0,
TRUE,
egress_map,
G_N_ELEMENTS (egress_map)));
_assert_egress_qos_mappings (ifindex, 1,
1, 5);
}
{
const NMVlanQosMapping ingress_map[] = {
{ .from = 6, .to = 145 },
{ .from = 4, .to = 1 },
{ .from = 6, .to = 12 },
};
const NMVlanQosMapping egress_map[] = {
{ .from = 1, .to = 5 },
{ .from = 3232, .to = 7 },
};
g_assert (nm_platform_link_vlan_change (NM_PLATFORM_GET,
ifindex,
NM_VLAN_FLAG_REORDER_HEADERS | NM_VLAN_FLAG_GVRP,
NM_VLAN_FLAG_REORDER_HEADERS,
TRUE,
ingress_map,
G_N_ELEMENTS (ingress_map),
TRUE,
egress_map,
G_N_ELEMENTS (egress_map)));
_assert_ingress_qos_mappings (ifindex, 2,
4, 1,
6, 12);
_assert_egress_qos_mappings (ifindex, 2,
1, 5,
3232, 7);
_assert_vlan_flags (ifindex, NM_VLAN_FLAG_REORDER_HEADERS);
}
{
const NMVlanQosMapping ingress_map[] = {
{ .from = 6, .to = 145 },
{ .from = 4, .to = 1 },
{ .from = 6, .to = 12 },
};
const NMVlanQosMapping egress_map[] = {
{ .from = 1, .to = 7 },
{ .from = 64, .to = 10 },
{ .from = 64, .to = 10 },
{ .from = 64, .to = 10 },
{ .from = 64, .to = 10 },
{ .from = 3232, .to = 0 },
{ .from = 64, .to = 4 },
};
g_assert (nm_platform_link_vlan_change (NM_PLATFORM_GET,
ifindex,
NM_VLAN_FLAG_GVRP,
NM_VLAN_FLAG_GVRP,
FALSE,
ingress_map,
G_N_ELEMENTS (ingress_map),
FALSE,
egress_map,
G_N_ELEMENTS (egress_map)));
_assert_ingress_qos_mappings (ifindex, 2,
4, 1,
6, 12);
_assert_egress_qos_mappings (ifindex, 2,
1, 7,
64, 4);
_assert_vlan_flags (ifindex, NM_VLAN_FLAG_REORDER_HEADERS | NM_VLAN_FLAG_GVRP);
}
nmtstp_link_del (NULL, -1, ifindex, DEVICE_NAME);
nmtstp_link_del (NULL, -1, ifindex_parent, PARENT_NAME);
}
/*****************************************************************************/
static void
test_create_many_links_do (guint n_devices)
{
gint64 time, start_time = nm_utils_get_monotonic_timestamp_ns ();
guint i;
char name[64];
const NMPlatformLink *pllink;
gs_unref_array GArray *ifindexes = g_array_sized_new (FALSE, FALSE, sizeof (int), n_devices);
const gint EX = ((int) (nmtst_get_rand_int () % 4)) - 1;
g_assert (EX >= -1 && EX <= 2);
_LOGI (">>> create devices (EX=%d)...", EX);
for (i = 0; i < n_devices; i++) {
nm_sprintf_buf (name, "t-%05u", i);
if (EX == 2) {
/* This mode is different from letting nmtstp_link_dummy_add()
* because in this case we don't process any platform events
* while adding all the links. */
nmtstp_run_command_check ("ip link add %s type dummy", name);
} else
nmtstp_link_dummy_add (NULL, EX, name);
}
_LOGI (">>> process events after creating devices...");
nm_platform_process_events (NM_PLATFORM_GET);
_LOGI (">>> check devices...");
for (i = 0; i < n_devices; i++) {
nm_sprintf_buf (name, "t-%05u", i);
pllink = nm_platform_link_get_by_ifname (NM_PLATFORM_GET, name);
g_assert (pllink);
g_assert_cmpint (pllink->type, ==, NM_LINK_TYPE_DUMMY);
g_assert_cmpstr (pllink->name, ==, name);
g_array_append_val (ifindexes, pllink->ifindex);
}
_LOGI (">>> delete devices...");
g_assert_cmpint (ifindexes->len, ==, n_devices);
for (i = 0; i < n_devices; i++) {
nm_sprintf_buf (name, "t-%05u", i);
if (EX == 2)
nmtstp_run_command_check ("ip link delete %s", name);
else
nmtstp_link_del (NULL, EX, g_array_index (ifindexes, int, i), name);
}
_LOGI (">>> process events after deleting devices...");
nm_platform_process_events (NM_PLATFORM_GET);
time = nm_utils_get_monotonic_timestamp_ns () - start_time;
_LOGI (">>> finished in %ld.%09ld seconds", (long) (time / NM_UTILS_NS_PER_SECOND), (long) (time % NM_UTILS_NS_PER_SECOND));
}
static void
test_create_many_links (gconstpointer user_data)
{
guint n_devices = GPOINTER_TO_UINT (user_data);
if (n_devices > 100 && nmtst_test_quick ()) {
g_print ("Skipping test: don't run long running test %s (NMTST_DEBUG=slow)\n", g_get_prgname () ?: "test-link-linux");
g_test_skip ("Skip long running test");
return;
}
test_create_many_links_do (n_devices);
}
/*****************************************************************************/
static void
test_nl_bugs_veth (void)
{
const char *IFACE_VETH0 = "nm-test-veth0";
const char *IFACE_VETH1 = "nm-test-veth1";
int ifindex_veth0, ifindex_veth1;
int i;
const NMPlatformLink *pllink_veth0, *pllink_veth1;
gs_free_error GError *error = NULL;
NMTstpNamespaceHandle *ns_handle = NULL;
/* create veth pair. */
ifindex_veth0 = nmtstp_link_veth_add (NM_PLATFORM_GET, -1, IFACE_VETH0, IFACE_VETH1)->ifindex;
ifindex_veth1 = nmtstp_link_get_typed (NM_PLATFORM_GET, -1, IFACE_VETH1, NM_LINK_TYPE_VETH)->ifindex;
/* assert that nm_platform_link_veth_get_properties() returns the expected peer ifindexes. */
g_assert (nm_platform_link_veth_get_properties (NM_PLATFORM_GET, ifindex_veth0, &i));
g_assert_cmpint (i, ==, ifindex_veth1);
g_assert (nm_platform_link_veth_get_properties (NM_PLATFORM_GET, ifindex_veth1, &i));
g_assert_cmpint (i, ==, ifindex_veth0);
/* assert that NMPlatformLink.parent is the peer-ifindex. */
pllink_veth0 = nm_platform_link_get (NM_PLATFORM_GET, ifindex_veth0);
g_assert (pllink_veth0);
if (pllink_veth0->parent == 0) {
/* pre-4.1 kernels don't support exposing the veth peer as IFA_LINK. skip the remainder
* of the test. */
goto out;
}
g_assert_cmpint (pllink_veth0->parent, ==, ifindex_veth1);
/* The following tests whether we have a workaround for kernel bug
* https://bugzilla.redhat.com/show_bug.cgi?id=1285827 in place. */
pllink_veth1 = nm_platform_link_get (NM_PLATFORM_GET, ifindex_veth1);
g_assert (pllink_veth1);
g_assert_cmpint (pllink_veth1->parent, ==, ifindex_veth0);
/* move one veth peer to another namespace and check that the
* parent/IFLA_LINK of the remaining peer properly updates
* (https://bugzilla.redhat.com/show_bug.cgi?id=1262908). */
ns_handle = nmtstp_namespace_create (CLONE_NEWNET, &error);
g_assert_no_error (error);
g_assert (ns_handle);
nmtstp_run_command_check ("ip link set %s netns %ld", IFACE_VETH1, (long) nmtstp_namespace_handle_get_pid (ns_handle));
NMTST_WAIT_ASSERT (100, {
nmtstp_wait_for_signal (NM_PLATFORM_GET, 50);
nm_platform_process_events (NM_PLATFORM_GET);
pllink_veth1 = nm_platform_link_get (NM_PLATFORM_GET, ifindex_veth1);
pllink_veth0 = nm_platform_link_get (NM_PLATFORM_GET, ifindex_veth0);
if ( !pllink_veth1
&& pllink_veth0
&& pllink_veth0->parent == NM_PLATFORM_LINK_OTHER_NETNS) {
break;
}
});
out:
nmtstp_link_del (NULL, -1, ifindex_veth0, IFACE_VETH0);
g_assert (!nmtstp_link_get (NM_PLATFORM_GET, ifindex_veth0, IFACE_VETH0));
g_assert (!nmtstp_link_get (NM_PLATFORM_GET, ifindex_veth1, IFACE_VETH1));
nmtstp_namespace_handle_release (ns_handle);
}
/*****************************************************************************/
static void
test_nl_bugs_spuroius_newlink (void)
{
const char *IFACE_BOND0 = "nm-test-bond0";
const char *IFACE_DUMMY0 = "nm-test-dummy0";
int ifindex_bond0, ifindex_dummy0;
const NMPlatformLink *pllink;
gboolean wait_for_settle;
/* see https://bugzilla.redhat.com/show_bug.cgi?id=1285719 */
nmtstp_run_command_check ("ip link add %s type dummy", IFACE_DUMMY0);
ifindex_dummy0 = nmtstp_assert_wait_for_link (NM_PLATFORM_GET, IFACE_DUMMY0, NM_LINK_TYPE_DUMMY, 100)->ifindex;
nmtstp_run_command_check ("ip link add %s type bond", IFACE_BOND0);
ifindex_bond0 = nmtstp_assert_wait_for_link (NM_PLATFORM_GET, IFACE_BOND0, NM_LINK_TYPE_BOND, 100)->ifindex;
nmtstp_link_set_updown (NULL, -1, ifindex_bond0, TRUE);
nmtstp_run_command_check ("ip link set %s master %s", IFACE_DUMMY0, IFACE_BOND0);
NMTST_WAIT_ASSERT (100, {
nmtstp_wait_for_signal (NM_PLATFORM_GET, 50);
pllink = nm_platform_link_get (NM_PLATFORM_GET, ifindex_dummy0);
g_assert (pllink);
if (pllink->master == ifindex_bond0)
break;
});
nmtstp_run_command_check ("ip link del %s", IFACE_BOND0);
wait_for_settle = TRUE;
nmtstp_wait_for_signal (NM_PLATFORM_GET, 50);
again:
nm_platform_process_events (NM_PLATFORM_GET);
pllink = nm_platform_link_get (NM_PLATFORM_GET, ifindex_bond0);
g_assert (!pllink);
if (wait_for_settle) {
wait_for_settle = FALSE;
NMTST_WAIT (300, { nmtstp_wait_for_signal (NM_PLATFORM_GET, 50); });
goto again;
}
g_assert (!nmtstp_link_get (NM_PLATFORM_GET, ifindex_bond0, IFACE_BOND0));
nmtstp_link_del (NULL, -1, ifindex_dummy0, IFACE_DUMMY0);
}
/*****************************************************************************/
static void
test_nl_bugs_spuroius_dellink (void)
{
const char *IFACE_BRIDGE0 = "nm-test-bridge0";
const char *IFACE_DUMMY0 = "nm-test-dummy0";
int ifindex_bridge0, ifindex_dummy0;
const NMPlatformLink *pllink;
gboolean wait_for_settle;
/* see https://bugzilla.redhat.com/show_bug.cgi?id=1285719 */
nmtstp_run_command_check ("ip link add %s type dummy", IFACE_DUMMY0);
ifindex_dummy0 = nmtstp_assert_wait_for_link (NM_PLATFORM_GET, IFACE_DUMMY0, NM_LINK_TYPE_DUMMY, 100)->ifindex;
nmtstp_run_command_check ("ip link add %s type bridge", IFACE_BRIDGE0);
ifindex_bridge0 = nmtstp_assert_wait_for_link (NM_PLATFORM_GET, IFACE_BRIDGE0, NM_LINK_TYPE_BRIDGE, 100)->ifindex;
nmtstp_link_set_updown (NULL, -1, ifindex_bridge0, TRUE);
nmtstp_run_command_check ("ip link set %s master %s", IFACE_DUMMY0, IFACE_BRIDGE0);
NMTST_WAIT_ASSERT (100, {
nmtstp_wait_for_signal (NM_PLATFORM_GET, 50);
pllink = nm_platform_link_get (NM_PLATFORM_GET, ifindex_dummy0);
g_assert (pllink);
if (pllink->master == ifindex_bridge0)
break;
});
nm_platform_process_events (NM_PLATFORM_GET);
nmtstp_run_command_check ("ip link set %s nomaster", IFACE_DUMMY0);
wait_for_settle = TRUE;
nmtstp_wait_for_signal (NM_PLATFORM_GET, 50);
again:
nm_platform_process_events (NM_PLATFORM_GET);
pllink = nm_platform_link_get (NM_PLATFORM_GET, ifindex_bridge0);
g_assert (pllink);
pllink = nm_platform_link_get (NM_PLATFORM_GET, ifindex_dummy0);
g_assert (pllink);
g_assert_cmpint (pllink->parent, ==, 0);
if (wait_for_settle) {
wait_for_settle = FALSE;
NMTST_WAIT (300, { nmtstp_wait_for_signal (NM_PLATFORM_GET, 50); });
goto again;
}
nmtstp_link_del (NULL, -1, ifindex_bridge0, IFACE_BRIDGE0);
nmtstp_link_del (NULL, -1, ifindex_dummy0, IFACE_DUMMY0);
}
/*****************************************************************************/
static void
_test_netns_setup (gpointer fixture, gconstpointer test_data)
{
/* the singleton platform instance has netns support disabled.
* Destroy the instance before the test and re-create it afterwards. */
g_object_unref (NM_PLATFORM_GET);
}
static void
_test_netns_teardown (gpointer fixture, gconstpointer test_data)
{
nmtstp_setup_platform ();
}
static NMPlatform *
_test_netns_create_platform (void)
{
NMPNetns *netns;
NMPlatform *platform;
netns = nmp_netns_new ();
g_assert (NMP_IS_NETNS (netns));
platform = nm_linux_platform_new (TRUE, TRUE);
g_assert (NM_IS_LINUX_PLATFORM (platform));
nmp_netns_pop (netns);
g_object_unref (netns);
return platform;
}
static gboolean
_test_netns_check_skip (void)
{
static int support = -1;
static int support_errsv = 0;
NMPNetns *netns;
netns = nmp_netns_get_current ();
if (!netns) {
g_test_skip ("No netns support");
return TRUE;
}
g_assert (nmp_netns_get_fd_net (netns) > 0);
if (support == -1) {
support = (setns (nmp_netns_get_fd_net (netns), CLONE_NEWNET) == 0);
if (!support)
support_errsv = errno;
}
if (!support) {
_LOGD ("setns() failed with \"%s\". This indicates missing support (valgrind?)", g_strerror (support_errsv));
g_test_skip ("No netns support (setns failed)");
return TRUE;
}
return FALSE;
}
/*****************************************************************************/
#define _sysctl_assert_eq(plat, path, value) \
G_STMT_START { \
gs_free char *_val = NULL; \
\
_val = nm_platform_sysctl_get (plat, NMP_SYSCTL_PATHID_ABSOLUTE (path)); \
g_assert_cmpstr (_val, ==, value); \
} G_STMT_END
static void
test_netns_general (gpointer fixture, gconstpointer test_data)
{
gs_unref_object NMPlatform *platform_1 = NULL;
gs_unref_object NMPlatform *platform_2 = NULL;
NMPNetns *netns_tmp;
char sbuf[100];
int i, j, k;
gboolean ethtool_support;
NMPUtilsEthtoolDriverInfo driver_info;
if (_test_netns_check_skip ())
return;
platform_1 = nm_linux_platform_new (TRUE, TRUE);
platform_2 = _test_netns_create_platform ();
/* add some dummy devices. The "other-*" devices are there to bump the ifindex */
for (k = 0; k < 2; k++) {
NMPlatform *p = (k == 0 ? platform_1 : platform_2);
const char *id = (k == 0 ? "a" : "b");
for (i = 0, j = nmtst_get_rand_int () % 5; i < j; i++)
_ADD_DUMMY (p, nm_sprintf_buf (sbuf, "other-a-%s-%02d", id, i));
_ADD_DUMMY (p, "dummy1_");
for (i = 0, j = nmtst_get_rand_int () % 5; i < j; i++)
_ADD_DUMMY (p, nm_sprintf_buf (sbuf, "other-b-%s-%02d", id, i));
_ADD_DUMMY (p, nm_sprintf_buf (sbuf, "dummy2%s", id));
for (i = 0, j = nmtst_get_rand_int () % 5; i < j; i++)
_ADD_DUMMY (p, nm_sprintf_buf (sbuf, "other-c-%s-%02d", id, i));
}
_sysctl_assert_eq (platform_1,"/sys/devices/virtual/net/dummy1_/ifindex",
nm_sprintf_buf (sbuf, "%d", nmtstp_link_get_typed (platform_1, 0, "dummy1_", NM_LINK_TYPE_DUMMY)->ifindex));
_sysctl_assert_eq (platform_1, "/sys/devices/virtual/net/dummy2a/ifindex",
nm_sprintf_buf (sbuf, "%d", nmtstp_link_get_typed (platform_1, 0, "dummy2a", NM_LINK_TYPE_DUMMY)->ifindex));
_sysctl_assert_eq (platform_1, "/sys/devices/virtual/net/dummy2b/ifindex",
NULL);
_sysctl_assert_eq (platform_2, "/sys/devices/virtual/net/dummy1_/ifindex",
nm_sprintf_buf (sbuf, "%d", nmtstp_link_get_typed (platform_2, 0, "dummy1_", NM_LINK_TYPE_DUMMY)->ifindex));
_sysctl_assert_eq (platform_2, "/sys/devices/virtual/net/dummy2a/ifindex",
NULL);
_sysctl_assert_eq (platform_2, "/sys/devices/virtual/net/dummy2b/ifindex",
nm_sprintf_buf (sbuf, "%d", nmtstp_link_get_typed (platform_2, 0, "dummy2b", NM_LINK_TYPE_DUMMY)->ifindex));
for (i = 0; i < 10; i++) {
NMPlatform *pl;
const char *path;
j = nmtst_get_rand_int () % 2;
if (nmtst_get_rand_int () % 2) {
pl = platform_1;
if (nmtst_get_rand_int () % 2)
path = "/proc/sys/net/ipv6/conf/dummy1_/disable_ipv6";
else
path = "/proc/sys/net/ipv6/conf/dummy2a/disable_ipv6";
} else {
pl = platform_2;
if (nmtst_get_rand_int () % 2)
path = "/proc/sys/net/ipv6/conf/dummy1_/disable_ipv6";
else
path = "/proc/sys/net/ipv6/conf/dummy2b/disable_ipv6";
}
g_assert (nm_platform_sysctl_set (pl, NMP_SYSCTL_PATHID_ABSOLUTE (path), nm_sprintf_buf (sbuf, "%d", j)));
_sysctl_assert_eq (pl, path, nm_sprintf_buf (sbuf, "%d", j));
}
_sysctl_assert_eq (platform_1, "/proc/sys/net/ipv6/conf/dummy2b/disable_ipv6", NULL);
_sysctl_assert_eq (platform_2, "/proc/sys/net/ipv6/conf/dummy2a/disable_ipv6", NULL);
/* older kernels (Ubuntu 12.04) don't support ethtool -i for dummy devices. Work around that and
* skip asserts that are known to fail. */
ethtool_support = nmtstp_run_command ("ethtool -i dummy1_ > /dev/null") == 0;
if (ethtool_support) {
g_assert (nmp_utils_ethtool_get_driver_info (nmtstp_link_get_typed (platform_1, 0, "dummy1_", NM_LINK_TYPE_DUMMY)->ifindex, &driver_info));
g_assert (nmp_utils_ethtool_get_driver_info (nmtstp_link_get_typed (platform_1, 0, "dummy2a", NM_LINK_TYPE_DUMMY)->ifindex, &driver_info));
g_assert_cmpint (nmtstp_run_command ("ethtool -i dummy1_ > /dev/null"), ==, 0);
g_assert_cmpint (nmtstp_run_command ("ethtool -i dummy2a > /dev/null"), ==, 0);
g_assert_cmpint (nmtstp_run_command ("ethtool -i dummy2b 2> /dev/null"), !=, 0);
}
g_assert (nm_platform_netns_push (platform_2, &netns_tmp));
if (ethtool_support) {
g_assert (nmp_utils_ethtool_get_driver_info (nmtstp_link_get_typed (platform_2, 0, "dummy1_", NM_LINK_TYPE_DUMMY)->ifindex, &driver_info));
g_assert (nmp_utils_ethtool_get_driver_info (nmtstp_link_get_typed (platform_2, 0, "dummy2b", NM_LINK_TYPE_DUMMY)->ifindex, &driver_info));
g_assert_cmpint (nmtstp_run_command ("ethtool -i dummy1_ > /dev/null"), ==, 0);
g_assert_cmpint (nmtstp_run_command ("ethtool -i dummy2a 2> /dev/null"), !=, 0);
g_assert_cmpint (nmtstp_run_command ("ethtool -i dummy2b > /dev/null"), ==, 0);
}
nmp_netns_pop (netns_tmp);
}
/*****************************************************************************/
static void
test_netns_set_netns (gpointer fixture, gconstpointer test_data)
{
NMPlatform *platforms[3];
gs_unref_object NMPlatform *platform_0 = NULL;
gs_unref_object NMPlatform *platform_1 = NULL;
gs_unref_object NMPlatform *platform_2 = NULL;
nm_auto_pop_netns NMPNetns *netns_pop = NULL;
if (_test_netns_check_skip ())
return;
platforms[0] = platform_0 = nm_linux_platform_new (TRUE, TRUE);
platforms[1] = platform_1 = _test_netns_create_platform ();
platforms[2] = platform_2 = _test_netns_create_platform ();
nmtstp_netns_select_random (platforms, G_N_ELEMENTS (platforms), &netns_pop);
#define LINK_MOVE_NAME "link-move"
g_assert (!nm_platform_link_get_by_ifname (platform_1, LINK_MOVE_NAME));
g_assert (!nm_platform_link_get_by_ifname (platform_2, LINK_MOVE_NAME));
_ADD_DUMMY (platform_1, LINK_MOVE_NAME);
g_assert ( nm_platform_link_get_by_ifname (platform_1, LINK_MOVE_NAME));
g_assert (!nm_platform_link_get_by_ifname (platform_2, LINK_MOVE_NAME));
g_assert (nm_platform_link_set_netns (platform_1,
nm_platform_link_get_by_ifname (platform_1, LINK_MOVE_NAME)->ifindex,
nmp_netns_get_fd_net (nm_platform_netns_get (platform_2))));
g_assert (!nm_platform_link_get_by_ifname (platform_1, LINK_MOVE_NAME));
g_assert (!nm_platform_link_get_by_ifname (platform_2, LINK_MOVE_NAME));
nmtstp_assert_wait_for_link (platform_2, LINK_MOVE_NAME, NM_LINK_TYPE_DUMMY, 100);
g_assert (!nm_platform_link_get_by_ifname (platform_1, LINK_MOVE_NAME));
g_assert ( nm_platform_link_get_by_ifname (platform_2, LINK_MOVE_NAME));
}
/*****************************************************************************/
static char *
_get_current_namespace_id (int ns_type)
{
const char *p;
GError *error = NULL;
char *id;
switch (ns_type) {
case CLONE_NEWNET:
p = "/proc/self/ns/net";
break;
case CLONE_NEWNS:
p = "/proc/self/ns/mnt";
break;
default:
g_assert_not_reached ();
}
id = g_file_read_link (p, &error);
g_assert_no_error (error);
g_assert (id);
return id;
}
static char *
_get_sysctl_value (const char *path)
{
char *data = NULL;
gs_free_error GError *error = NULL;
if (!g_file_get_contents (path, &data, NULL, &error)) {
nmtst_assert_error (error, G_FILE_ERROR, G_FILE_ERROR_NOENT, NULL);
g_assert (!data);
} else {
g_assert_no_error (error);
g_assert (data);
g_strstrip (data);
}
return data;
}
static void
test_netns_push (gpointer fixture, gconstpointer test_data)
{
gs_unref_object NMPlatform *platform_0 = NULL;
gs_unref_object NMPlatform *platform_1 = NULL;
gs_unref_object NMPlatform *platform_2 = NULL;
nm_auto_pop_netns NMPNetns *netns_pop = NULL;
gs_unref_ptrarray GPtrArray *device_names = g_ptr_array_new_with_free_func (g_free);
int i, j;
const int ns_types_list[] = { CLONE_NEWNET, CLONE_NEWNS, CLONE_NEWNET | CLONE_NEWNS };
const int ns_types_test[] = { CLONE_NEWNET, CLONE_NEWNS };
typedef struct {
NMPlatform *platform;
const char *device_name;
const char *sysctl_path;
const char *sysctl_value;
const char *ns_net;
const char *ns_mnt;
} PlatformData;
PlatformData pl[3] = { };
PlatformData *pl_base;
struct {
PlatformData *pl;
int ns_types;
} stack[6] = { };
int nstack;
if (_test_netns_check_skip ())
return;
pl[0].platform = platform_0 = nm_linux_platform_new (TRUE, TRUE);
pl[1].platform = platform_1 = _test_netns_create_platform ();
pl[2].platform = platform_2 = _test_netns_create_platform ();
pl_base = &pl[0];
i = nmtst_get_rand_int () % (G_N_ELEMENTS (pl) + 1);
if (i < G_N_ELEMENTS (pl)) {
pl_base = &pl[i];
g_assert (nm_platform_netns_push (pl[i].platform, &netns_pop));
}
for (i = 0; i < G_N_ELEMENTS (pl); i++) {
nm_auto_pop_netns NMPNetns *netns_free = NULL;
char *tmp;
g_assert (nm_platform_netns_push (pl[i].platform, &netns_free));
tmp = g_strdup_printf ("nmtst-dev-%d", i);
g_ptr_array_add (device_names, tmp);
pl[i].device_name = tmp;
tmp = g_strdup_printf ("/proc/sys/net/ipv6/conf/%s/disable_ipv6", pl[i].device_name);
g_ptr_array_add (device_names, tmp);
pl[i].sysctl_path = tmp;
pl[i].sysctl_value = nmtst_get_rand_int () % 2 ? "1" : "0";
_ADD_DUMMY (pl[i].platform, pl[i].device_name);
g_assert (nm_platform_sysctl_set (pl[i].platform, NMP_SYSCTL_PATHID_ABSOLUTE (pl[i].sysctl_path), pl[i].sysctl_value));
tmp = _get_current_namespace_id (CLONE_NEWNET);
g_ptr_array_add (device_names, tmp);
pl[i].ns_net = tmp;
tmp = _get_current_namespace_id (CLONE_NEWNS);
g_ptr_array_add (device_names, tmp);
pl[i].ns_mnt = tmp;
}
nstack = nmtst_get_rand_int () % (G_N_ELEMENTS (stack) + 1);
for (i = 0; i < nstack; i++) {
stack[i].pl = &pl[nmtst_get_rand_int () % G_N_ELEMENTS (pl)];
stack[i].ns_types = ns_types_list[nmtst_get_rand_int () % G_N_ELEMENTS (ns_types_list)];
nmp_netns_push_type (nm_platform_netns_get (stack[i].pl->platform), stack[i].ns_types);
}
/* pop some again. */
for (i = nmtst_get_rand_int () % (nstack + 1); i > 0; i--) {
g_assert (nstack > 0);
nstack--;
nmp_netns_pop (nm_platform_netns_get (stack[nstack].pl->platform));
}
for (i = 0; i < G_N_ELEMENTS (ns_types_test); i++) {
int ns_type = ns_types_test[i];
PlatformData *p;
gs_free char *current_namespace_id = NULL;
p = pl_base;
for (j = nstack; j >= 1; ) {
j--;
if (NM_FLAGS_HAS (stack[j].ns_types, ns_type)) {
p = stack[j].pl;
break;
}
}
current_namespace_id = _get_current_namespace_id (ns_type);
if (ns_type == CLONE_NEWNET) {
g_assert_cmpstr (current_namespace_id, ==, p->ns_net);
for (j = 0; j < G_N_ELEMENTS (pl); j++) {
gs_free char *data = NULL;
if (p == &pl[j])
g_assert_cmpint (nmtstp_run_command ("ip link show %s 1>/dev/null", pl[j].device_name), ==, 0);
else
g_assert_cmpint (nmtstp_run_command ("ip link show %s 2>/dev/null", pl[j].device_name), !=, 0);
data = _get_sysctl_value (pl[j].sysctl_path);
if (p == &pl[j])
g_assert_cmpstr (data, ==, pl[j].sysctl_value);
else
g_assert (!data);
}
} else if (ns_type == CLONE_NEWNS) {
g_assert_cmpstr (current_namespace_id, ==, p->ns_mnt);
for (j = 0; j < G_N_ELEMENTS (pl); j++) {
char path[600];
gs_free char *data = NULL;
nm_sprintf_buf (path, "/sys/devices/virtual/net/%s/ifindex", pl[j].device_name);
data = _get_sysctl_value (path);
if (p == &pl[j])
g_assert_cmpstr (data, ==, nm_sprintf_buf (path, "%d", nmtstp_link_get_typed (p->platform, 0, p->device_name, NM_LINK_TYPE_DUMMY)->ifindex));
else
g_assert (!data);
}
} else
g_assert_not_reached ();
}
for (i = nstack; i >= 1; ) {
i--;
nmp_netns_pop (nm_platform_netns_get (stack[i].pl->platform));
}
}
/*****************************************************************************/
static void
test_netns_bind_to_path (gpointer fixture, gconstpointer test_data)
{
#define P_VAR_RUN "/var/run"
#define P_VAR_RUN_NETNS "/var/run/netns"
#define P_VAR_RUN_NETNS_BINDNAME "/var/run/netns/"P_NETNS_BINDNAME
#define P_NETNS_BINDNAME "nmtst-iproute2-netns"
gs_unref_object NMPlatform *platform_0 = NULL;
gs_unref_object NMPlatform *platform_1 = NULL;
gs_unref_object NMPlatform *platform_2 = NULL;
nm_auto_pop_netns NMPNetns *netns_pop = NULL;
NMPlatform *platforms[3];
NMPNetns *netns;
int i;
if (_test_netns_check_skip ())
return;
platforms[0] = platform_0 = nm_linux_platform_new (TRUE, TRUE);
platforms[1] = platform_1 = _test_netns_create_platform ();
platforms[2] = platform_2 = _test_netns_create_platform ();
nmtstp_netns_select_random (platforms, G_N_ELEMENTS (platforms), &netns_pop);
g_assert_cmpint (mount ("tmpfs", P_VAR_RUN, "tmpfs", MS_NOATIME | MS_NODEV | MS_NOSUID, "mode=0755,size=32K"), ==, 0);
g_assert_cmpint (mkdir (P_VAR_RUN_NETNS, 755), ==, 0);
i = (nmtst_get_rand_int () % 2) + 1;
netns = nm_platform_netns_get (platforms[i]);
_ADD_DUMMY (platforms[i], "dummy2b");
g_assert (!g_file_test (P_VAR_RUN_NETNS_BINDNAME, G_FILE_TEST_EXISTS));
g_assert_cmpint (nmtstp_run_command ("ip netns exec "P_NETNS_BINDNAME" true 2>/dev/null"), !=, 0);
g_assert (nmp_netns_bind_to_path (netns, P_VAR_RUN_NETNS_BINDNAME, NULL));
g_assert (g_file_test (P_VAR_RUN_NETNS_BINDNAME, G_FILE_TEST_EXISTS));
g_assert_cmpint (nmtstp_run_command ("ip netns exec "P_NETNS_BINDNAME" true"), ==, 0);
g_assert_cmpint (nmtstp_run_command ("ip netns exec "P_NETNS_BINDNAME" ip link show dummy2b 1>/dev/null"), ==, 0);
g_assert (nmp_netns_bind_to_path_destroy (netns, P_VAR_RUN_NETNS_BINDNAME));
g_assert (!g_file_test (P_VAR_RUN_NETNS_BINDNAME, G_FILE_TEST_EXISTS));
g_assert_cmpint (nmtstp_run_command ("ip netns exec "P_NETNS_BINDNAME" true 2>/dev/null"), !=, 0);
g_assert_cmpint (umount (P_VAR_RUN), ==, 0);
}
/*****************************************************************************/
static void
test_sysctl_rename (void)
{
NMPlatform *const PL = NM_PLATFORM_GET;
const char *const IFNAME[3] = {
"nm-dummy-0",
"nm-dummy-1",
"nm-dummy-2",
};
int ifindex[G_N_ELEMENTS (IFNAME)] = { 0 };
nm_auto_close int dirfd = -1;
int i;
char ifname_buf[IFNAMSIZ];
char *s;
const NMPlatformLink *pllink;
ifindex[0] = nmtstp_link_dummy_add (PL, -1, IFNAME[0])->ifindex;
ifindex[1] = nmtstp_link_dummy_add (PL, -1, IFNAME[1])->ifindex;
s = (nmtst_get_rand_int () % 2) ? NULL : ifname_buf;
if (nmtst_get_rand_int () % 2) {
/* bring the platform cache out of sync */
nmtstp_run_command_check ("ip link set %s name %s", IFNAME[0], IFNAME[2]);
nm_platform_process_events (PL);
nmtstp_run_command_check ("ip link set %s name %s", IFNAME[2], IFNAME[0]);
pllink = nm_platform_link_get_by_ifname (PL, IFNAME[2]);
g_assert (pllink && pllink->ifindex == ifindex[0]);
pllink = nm_platform_link_get_by_ifname (PL, IFNAME[0]);
g_assert (!pllink);
}
/* open dirfd for IFNAME[0] */
i = nmtst_get_rand_int () % (2 + G_N_ELEMENTS (IFNAME));
if (i == 0) {
dirfd = nm_platform_sysctl_open_netdir (PL,
ifindex[0],
s);
} else {
const char *ifname_guess;
/* provide a wrong or no guess. */
ifname_guess = i == 1 ? NULL : IFNAME[i - 2];
dirfd = nmp_utils_sysctl_open_netdir (ifindex[0],
ifname_guess,
s);
}
g_assert (dirfd >= 0);
if (s)
g_assert_cmpstr (s, ==, IFNAME[0]);
/* possibly rename the interfaces. */
switch (nmtst_get_rand_int () % 4) {
case 0:
break;
case 1:
nmtstp_run_command_check ("ip link set %s name %s", IFNAME[0], IFNAME[2]);
break;
case 2:
nmtstp_run_command_check ("ip link set %s name %s", IFNAME[0], IFNAME[2]);
nmtstp_run_command_check ("ip link set %s name %s", IFNAME[1], IFNAME[0]);
break;
}
/* possibly, resync platform cache (should make no difference). */
if (nmtst_get_rand_int () % 2)
nm_platform_process_events (PL);
/* check that we still read the same file. */
switch (nmtst_get_rand_int () % 2) {
case 0: {
gs_free char *c = NULL;
if (nm_utils_file_get_contents (dirfd, "ifindex", 1*1024*1024, &c, NULL, NULL) < 0)
g_assert_not_reached();
g_assert_cmpint (ifindex[0], ==, (int) _nm_utils_ascii_str_to_int64 (c, 10, 0, G_MAXINT, -1));
break;
}
case 1: {
g_assert_cmpint (ifindex[0], ==, (gint32) nm_platform_sysctl_get_int32 (PL, NMP_SYSCTL_PATHID_NETDIR (dirfd, s ?: "<unknown>", "ifindex"), -1));
break;
}
}
nm_platform_process_events (PL);
nmtstp_link_del (PL, -1, ifindex[0], NULL);
nmtstp_link_del (PL, -1, ifindex[1], NULL);
}
/*****************************************************************************/
static void
test_sysctl_netns_switch (void)
{
const char *const IFNAME = "nm-dummy-0";
int ifindex, ifindex_tmp;
nm_auto_close int dirfd = -1;
char ifname_buf[IFNAMSIZ];
char *s;
gs_unref_object NMPlatform *platform_0 = NULL;
gs_unref_object NMPlatform *platform_1 = NULL;
gs_unref_object NMPlatform *platform_2 = NULL;
nm_auto_pop_netns NMPNetns *netns_pop_1 = NULL;
nm_auto_pop_netns NMPNetns *netns_pop_2 = NULL;
nm_auto_pop_netns NMPNetns *netns_pop_3 = NULL;
NMPlatform *PL;
NMPlatform *platforms[3];
if (_test_netns_check_skip ())
return;
platforms[0] = platform_0 = nm_linux_platform_new (TRUE, TRUE);
platforms[1] = platform_1 = _test_netns_create_platform ();
platforms[2] = platform_2 = _test_netns_create_platform ();
PL = platforms[nmtst_get_rand_int () % 3];
nmtstp_netns_select_random (platforms, G_N_ELEMENTS (platforms), &netns_pop_1);
ifindex = nmtstp_link_dummy_add (PL, FALSE, IFNAME)->ifindex;
nmtstp_netns_select_random (platforms, G_N_ELEMENTS (platforms), &netns_pop_2);
s = (nmtst_get_rand_int () % 2) ? NULL : ifname_buf;
dirfd = nm_platform_sysctl_open_netdir (PL,
ifindex,
s);
g_assert (dirfd >= 0);
if (s)
g_assert_cmpstr (s, ==, IFNAME);
nmtstp_netns_select_random (platforms, G_N_ELEMENTS (platforms), &netns_pop_3);
/* even if we switch to other namespaces, we can still lookup the path correctly,
* either using dirfd or via the platform instance (which switches namespace as needed). */
{
gs_free char *c = NULL;
if (nm_utils_file_get_contents (dirfd, "ifindex", 0, &c, NULL, NULL) < 0)
g_assert_not_reached();
g_assert_cmpint (ifindex, ==, (int) _nm_utils_ascii_str_to_int64 (c, 10, 0, G_MAXINT, -1));
}
g_assert_cmpint (ifindex, ==, (gint32) nm_platform_sysctl_get_int32 (PL, NMP_SYSCTL_PATHID_NETDIR (dirfd, s ?: "<unknown>", "ifindex"), -1));
g_assert_cmpint (ifindex, ==, (gint32) nm_platform_sysctl_get_int32 (PL, NMP_SYSCTL_PATHID_ABSOLUTE (nm_sprintf_bufa (100, "/sys/class/net/%s/ifindex", IFNAME)), -1));
/* accessing the path directly, only succeeds iff the current namespace happens to be the namespace
* in which we created the link. */
{
gs_free char *c = NULL;
if (nm_utils_file_get_contents (-1, nm_sprintf_bufa (100, "/sys/class/net/%s/ifindex", IFNAME), 0, &c, NULL, NULL) < 0)
ifindex_tmp = -1;
else
ifindex_tmp = _nm_utils_ascii_str_to_int64 (c, 10, 0, G_MAXINT, -2);
}
if (nmp_netns_get_current () == nm_platform_netns_get (PL))
g_assert_cmpint (ifindex_tmp, ==, ifindex);
else
g_assert_cmpint (ifindex_tmp, ==, -1);
nmtstp_link_del (PL, FALSE, ifindex, NULL);
}
/*****************************************************************************/
NMTstpSetupFunc const _nmtstp_setup_platform_func = SETUP;
void
_nmtstp_init_tests (int *argc, char ***argv)
{
nmtst_init_with_logging (argc, argv, NULL, "ALL");
}
void
_nmtstp_setup_tests (void)
{
nm_platform_link_delete (NM_PLATFORM_GET, nm_platform_link_get_ifindex (NM_PLATFORM_GET, DEVICE_NAME));
nm_platform_link_delete (NM_PLATFORM_GET, nm_platform_link_get_ifindex (NM_PLATFORM_GET, SLAVE_NAME));
nm_platform_link_delete (NM_PLATFORM_GET, nm_platform_link_get_ifindex (NM_PLATFORM_GET, PARENT_NAME));
g_assert (!nm_platform_link_get_by_ifname (NM_PLATFORM_GET, DEVICE_NAME));
g_assert (!nm_platform_link_get_by_ifname (NM_PLATFORM_GET, SLAVE_NAME));
g_assert (!nm_platform_link_get_by_ifname (NM_PLATFORM_GET, PARENT_NAME));
g_test_add_func ("/link/bogus", test_bogus);
g_test_add_func ("/link/loopback", test_loopback);
g_test_add_func ("/link/internal", test_internal);
g_test_add_func ("/link/software/bridge", test_bridge);
g_test_add_func ("/link/software/bond", test_bond);
g_test_add_func ("/link/software/team", test_team);
g_test_add_func ("/link/software/vlan", test_vlan);
g_test_add_func ("/link/software/bridge/addr", test_bridge_addr);
if (nmtstp_is_root_test ()) {
g_test_add_func ("/link/external", test_external);
test_software_detect_add ("/link/software/detect/gre", NM_LINK_TYPE_GRE, 0);
test_software_detect_add ("/link/software/detect/ip6tnl", NM_LINK_TYPE_IP6TNL, 0);
test_software_detect_add ("/link/software/detect/ipip", NM_LINK_TYPE_IPIP, 0);
test_software_detect_add ("/link/software/detect/macvlan", NM_LINK_TYPE_MACVLAN, 0);
test_software_detect_add ("/link/software/detect/macvtap", NM_LINK_TYPE_MACVTAP, 0);
test_software_detect_add ("/link/software/detect/sit", NM_LINK_TYPE_SIT, 0);
test_software_detect_add ("/link/software/detect/vlan", NM_LINK_TYPE_VLAN, 0);
test_software_detect_add ("/link/software/detect/vxlan/0", NM_LINK_TYPE_VXLAN, 0);
test_software_detect_add ("/link/software/detect/vxlan/1", NM_LINK_TYPE_VXLAN, 1);
g_test_add_func ("/link/software/vlan/set-xgress", test_vlan_set_xgress);
g_test_add_data_func ("/link/create-many-links/20", GUINT_TO_POINTER (20), test_create_many_links);
g_test_add_data_func ("/link/create-many-links/1000", GUINT_TO_POINTER (1000), test_create_many_links);
g_test_add_func ("/link/nl-bugs/veth", test_nl_bugs_veth);
g_test_add_func ("/link/nl-bugs/spurious-newlink", test_nl_bugs_spuroius_newlink);
g_test_add_func ("/link/nl-bugs/spurious-dellink", test_nl_bugs_spuroius_dellink);
g_test_add_vtable ("/general/netns/general", 0, NULL, _test_netns_setup, test_netns_general, _test_netns_teardown);
g_test_add_vtable ("/general/netns/set-netns", 0, NULL, _test_netns_setup, test_netns_set_netns, _test_netns_teardown);
g_test_add_vtable ("/general/netns/push", 0, NULL, _test_netns_setup, test_netns_push, _test_netns_teardown);
g_test_add_vtable ("/general/netns/bind-to-path", 0, NULL, _test_netns_setup, test_netns_bind_to_path, _test_netns_teardown);
g_test_add_func ("/general/sysctl/rename", test_sysctl_rename);
g_test_add_func ("/general/sysctl/netns-switch", test_sysctl_netns_switch);
}
}
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