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// SPDX-License-Identifier: GPL-2.0
#include <stdio.h>
#include <string.h>
#include <ynl.h>
#include <net/if.h>
#include <kselftest_harness.h>
#include "netdev-user.h"
#include "rt-link-user.h"
static void netdev_print_device(struct __test_metadata *_metadata,
struct netdev_dev_get_rsp *d, unsigned int op)
{
char ifname[IF_NAMESIZE];
const char *name;
EXPECT_TRUE((bool)d->_present.ifindex);
if (!d->_present.ifindex)
return;
name = if_indextoname(d->ifindex, ifname);
EXPECT_TRUE((bool)name);
if (name)
ksft_print_msg("%8s[%d]\t", name, d->ifindex);
else
ksft_print_msg("[%d]\t", d->ifindex);
EXPECT_TRUE((bool)d->_present.xdp_features);
if (!d->_present.xdp_features)
return;
printf("xdp-features (%llx):", d->xdp_features);
for (int i = 0; d->xdp_features >= 1U << i; i++) {
if (d->xdp_features & (1U << i))
printf(" %s", netdev_xdp_act_str(1 << i));
}
printf(" xdp-rx-metadata-features (%llx):",
d->xdp_rx_metadata_features);
for (int i = 0; d->xdp_rx_metadata_features >= 1U << i; i++) {
if (d->xdp_rx_metadata_features & (1U << i))
printf(" %s",
netdev_xdp_rx_metadata_str(1 << i));
}
printf(" xsk-features (%llx):", d->xsk_features);
for (int i = 0; d->xsk_features >= 1U << i; i++) {
if (d->xsk_features & (1U << i))
printf(" %s", netdev_xsk_flags_str(1 << i));
}
printf(" xdp-zc-max-segs=%u", d->xdp_zc_max_segs);
name = netdev_op_str(op);
if (name)
printf(" (ntf: %s)", name);
printf("\n");
}
static int veth_create(struct ynl_sock *ys_link)
{
struct rt_link_getlink_ntf *ntf_gl;
struct rt_link_newlink_req *req;
struct ynl_ntf_base_type *ntf;
int ret;
req = rt_link_newlink_req_alloc();
if (!req)
return -1;
rt_link_newlink_req_set_nlflags(req, NLM_F_CREATE | NLM_F_ECHO);
rt_link_newlink_req_set_linkinfo_kind(req, "veth");
ret = rt_link_newlink(ys_link, req);
rt_link_newlink_req_free(req);
if (ret)
return -1;
if (!ynl_has_ntf(ys_link))
return 0;
ntf = ynl_ntf_dequeue(ys_link);
if (!ntf || ntf->cmd != RTM_NEWLINK) {
ynl_ntf_free(ntf);
return 0;
}
ntf_gl = (void *)ntf;
ret = ntf_gl->obj._hdr.ifi_index;
ynl_ntf_free(ntf);
return ret;
}
static void veth_delete(struct __test_metadata *_metadata,
struct ynl_sock *ys_link, int ifindex)
{
struct rt_link_dellink_req *req;
req = rt_link_dellink_req_alloc();
ASSERT_NE(NULL, req);
req->_hdr.ifi_index = ifindex;
EXPECT_EQ(0, rt_link_dellink(ys_link, req));
rt_link_dellink_req_free(req);
}
FIXTURE(netdev)
{
struct ynl_sock *ys;
struct ynl_sock *ys_link;
};
FIXTURE_SETUP(netdev)
{
struct ynl_error yerr;
self->ys = ynl_sock_create(&ynl_netdev_family, &yerr);
ASSERT_NE(NULL, self->ys) {
TH_LOG("Failed to create YNL netdev socket: %s", yerr.msg);
}
}
FIXTURE_TEARDOWN(netdev)
{
if (self->ys_link)
ynl_sock_destroy(self->ys_link);
ynl_sock_destroy(self->ys);
}
TEST_F(netdev, dump)
{
struct netdev_dev_get_list *devs;
devs = netdev_dev_get_dump(self->ys);
ASSERT_NE(NULL, devs) {
TH_LOG("dump failed: %s", self->ys->err.msg);
}
if (ynl_dump_empty(devs)) {
netdev_dev_get_list_free(devs);
SKIP(return, "no entries in dump");
}
ynl_dump_foreach(devs, d)
netdev_print_device(_metadata, d, 0);
netdev_dev_get_list_free(devs);
}
TEST_F(netdev, get)
{
struct netdev_dev_get_list *devs;
struct netdev_dev_get_req *req;
struct netdev_dev_get_rsp *dev;
int ifindex = 0;
devs = netdev_dev_get_dump(self->ys);
ASSERT_NE(NULL, devs) {
TH_LOG("dump failed: %s", self->ys->err.msg);
}
ynl_dump_foreach(devs, d) {
if (d->_present.ifindex) {
ifindex = d->ifindex;
break;
}
}
netdev_dev_get_list_free(devs);
if (!ifindex)
SKIP(return, "no device to query");
req = netdev_dev_get_req_alloc();
ASSERT_NE(NULL, req);
netdev_dev_get_req_set_ifindex(req, ifindex);
dev = netdev_dev_get(self->ys, req);
netdev_dev_get_req_free(req);
ASSERT_NE(NULL, dev) {
TH_LOG("dev_get failed: %s", self->ys->err.msg);
}
netdev_print_device(_metadata, dev, 0);
netdev_dev_get_rsp_free(dev);
}
TEST_F(netdev, ntf_check)
{
struct ynl_ntf_base_type *ntf;
int veth_ifindex;
bool received;
int ret;
ret = ynl_subscribe(self->ys, "mgmt");
ASSERT_EQ(0, ret) {
TH_LOG("subscribe failed: %s", self->ys->err.msg);
}
self->ys_link = ynl_sock_create(&ynl_rt_link_family, NULL);
ASSERT_NE(NULL, self->ys_link)
TH_LOG("failed to create rt-link socket");
veth_ifindex = veth_create(self->ys_link);
ASSERT_GT(veth_ifindex, 0)
TH_LOG("failed to create veth");
ynl_ntf_check(self->ys);
ntf = ynl_ntf_dequeue(self->ys);
received = ntf;
if (ntf) {
netdev_print_device(_metadata,
(struct netdev_dev_get_rsp *)&ntf->data,
ntf->cmd);
ynl_ntf_free(ntf);
}
/* Drain any remaining notifications */
while ((ntf = ynl_ntf_dequeue(self->ys)))
ynl_ntf_free(ntf);
veth_delete(_metadata, self->ys_link, veth_ifindex);
ASSERT_TRUE(received)
TH_LOG("no notification received");
}
TEST_HARNESS_MAIN
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