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-rw-r--r--tools/testing/selftests/bpf/prog_tests/fentry_fexit.c2
-rw-r--r--tools/testing/selftests/bpf/prog_tests/flow_dissector.c4
-rw-r--r--tools/testing/selftests/bpf/prog_tests/flow_dissector_reattach.c44
-rw-r--r--tools/testing/selftests/bpf/progs/bpf_iter_netlink.c2
-rw-r--r--tools/testing/selftests/bpf/progs/fentry_test.c22
-rw-r--r--tools/testing/selftests/bpf/progs/fexit_test.c22
-rw-r--r--tools/testing/selftests/bpf/progs/test_sockmap_kern.h8
-rw-r--r--tools/testing/selftests/bpf/progs/test_xdp_with_devmap_helpers.c2
-rw-r--r--tools/testing/selftests/bpf/test_maps.c12
-rw-r--r--tools/testing/selftests/bpf/test_sockmap.c18
-rwxr-xr-xtools/testing/selftests/net/fib_nexthops.sh13
11 files changed, 127 insertions, 22 deletions
diff --git a/tools/testing/selftests/bpf/prog_tests/fentry_fexit.c b/tools/testing/selftests/bpf/prog_tests/fentry_fexit.c
index 83493bd5745c..109d0345a2be 100644
--- a/tools/testing/selftests/bpf/prog_tests/fentry_fexit.c
+++ b/tools/testing/selftests/bpf/prog_tests/fentry_fexit.c
@@ -36,7 +36,7 @@ void test_fentry_fexit(void)
fentry_res = (__u64 *)fentry_skel->bss;
fexit_res = (__u64 *)fexit_skel->bss;
printf("%lld\n", fentry_skel->bss->test1_result);
- for (i = 0; i < 6; i++) {
+ for (i = 0; i < 8; i++) {
CHECK(fentry_res[i] != 1, "result",
"fentry_test%d failed err %lld\n", i + 1, fentry_res[i]);
CHECK(fexit_res[i] != 1, "result",
diff --git a/tools/testing/selftests/bpf/prog_tests/flow_dissector.c b/tools/testing/selftests/bpf/prog_tests/flow_dissector.c
index ea14e3ece812..f11f187990e9 100644
--- a/tools/testing/selftests/bpf/prog_tests/flow_dissector.c
+++ b/tools/testing/selftests/bpf/prog_tests/flow_dissector.c
@@ -527,8 +527,8 @@ static void test_skb_less_prog_attach(struct bpf_flow *skel, int tap_fd)
run_tests_skb_less(tap_fd, skel->maps.last_dissection);
- err = bpf_prog_detach(prog_fd, BPF_FLOW_DISSECTOR);
- CHECK(err, "bpf_prog_detach", "err %d errno %d\n", err, errno);
+ err = bpf_prog_detach2(prog_fd, 0, BPF_FLOW_DISSECTOR);
+ CHECK(err, "bpf_prog_detach2", "err %d errno %d\n", err, errno);
}
static void test_skb_less_link_create(struct bpf_flow *skel, int tap_fd)
diff --git a/tools/testing/selftests/bpf/prog_tests/flow_dissector_reattach.c b/tools/testing/selftests/bpf/prog_tests/flow_dissector_reattach.c
index 15cb554a66d8..172c586b6996 100644
--- a/tools/testing/selftests/bpf/prog_tests/flow_dissector_reattach.c
+++ b/tools/testing/selftests/bpf/prog_tests/flow_dissector_reattach.c
@@ -1,9 +1,6 @@
// SPDX-License-Identifier: GPL-2.0
/*
- * Test that the flow_dissector program can be updated with a single
- * syscall by attaching a new program that replaces the existing one.
- *
- * Corner case - the same program cannot be attached twice.
+ * Tests for attaching, detaching, and replacing flow_dissector BPF program.
*/
#define _GNU_SOURCE
@@ -116,7 +113,7 @@ static void test_prog_attach_prog_attach(int netns, int prog1, int prog2)
CHECK_FAIL(query_attached_prog_id(netns) != query_prog_id(prog2));
out_detach:
- err = bpf_prog_detach(0, BPF_FLOW_DISSECTOR);
+ err = bpf_prog_detach2(prog2, 0, BPF_FLOW_DISSECTOR);
if (CHECK_FAIL(err))
perror("bpf_prog_detach");
CHECK_FAIL(prog_is_attached(netns));
@@ -152,7 +149,7 @@ static void test_prog_attach_link_create(int netns, int prog1, int prog2)
DECLARE_LIBBPF_OPTS(bpf_link_create_opts, opts);
int err, link;
- err = bpf_prog_attach(prog1, -1, BPF_FLOW_DISSECTOR, 0);
+ err = bpf_prog_attach(prog1, 0, BPF_FLOW_DISSECTOR, 0);
if (CHECK_FAIL(err)) {
perror("bpf_prog_attach(prog1)");
return;
@@ -168,7 +165,7 @@ static void test_prog_attach_link_create(int netns, int prog1, int prog2)
close(link);
CHECK_FAIL(query_attached_prog_id(netns) != query_prog_id(prog1));
- err = bpf_prog_detach(-1, BPF_FLOW_DISSECTOR);
+ err = bpf_prog_detach2(prog1, 0, BPF_FLOW_DISSECTOR);
if (CHECK_FAIL(err))
perror("bpf_prog_detach");
CHECK_FAIL(prog_is_attached(netns));
@@ -188,7 +185,7 @@ static void test_link_create_prog_attach(int netns, int prog1, int prog2)
/* Expect failure attaching prog when link exists */
errno = 0;
- err = bpf_prog_attach(prog2, -1, BPF_FLOW_DISSECTOR, 0);
+ err = bpf_prog_attach(prog2, 0, BPF_FLOW_DISSECTOR, 0);
if (CHECK_FAIL(!err || errno != EEXIST))
perror("bpf_prog_attach(prog2) expected EEXIST");
CHECK_FAIL(query_attached_prog_id(netns) != query_prog_id(prog1));
@@ -211,7 +208,7 @@ static void test_link_create_prog_detach(int netns, int prog1, int prog2)
/* Expect failure detaching prog when link exists */
errno = 0;
- err = bpf_prog_detach(-1, BPF_FLOW_DISSECTOR);
+ err = bpf_prog_detach2(prog1, 0, BPF_FLOW_DISSECTOR);
if (CHECK_FAIL(!err || errno != EINVAL))
perror("bpf_prog_detach expected EINVAL");
CHECK_FAIL(query_attached_prog_id(netns) != query_prog_id(prog1));
@@ -231,7 +228,7 @@ static void test_prog_attach_detach_query(int netns, int prog1, int prog2)
}
CHECK_FAIL(query_attached_prog_id(netns) != query_prog_id(prog1));
- err = bpf_prog_detach(0, BPF_FLOW_DISSECTOR);
+ err = bpf_prog_detach2(prog1, 0, BPF_FLOW_DISSECTOR);
if (CHECK_FAIL(err)) {
perror("bpf_prog_detach");
return;
@@ -308,6 +305,31 @@ static void test_link_update_replace_old_prog(int netns, int prog1, int prog2)
CHECK_FAIL(prog_is_attached(netns));
}
+static void test_link_update_same_prog(int netns, int prog1, int prog2)
+{
+ DECLARE_LIBBPF_OPTS(bpf_link_create_opts, create_opts);
+ DECLARE_LIBBPF_OPTS(bpf_link_update_opts, update_opts);
+ int err, link;
+
+ link = bpf_link_create(prog1, netns, BPF_FLOW_DISSECTOR, &create_opts);
+ if (CHECK_FAIL(link < 0)) {
+ perror("bpf_link_create(prog1)");
+ return;
+ }
+ CHECK_FAIL(query_attached_prog_id(netns) != query_prog_id(prog1));
+
+ /* Expect success updating the prog with the same one */
+ update_opts.flags = 0;
+ update_opts.old_prog_fd = 0;
+ err = bpf_link_update(link, prog1, &update_opts);
+ if (CHECK_FAIL(err))
+ perror("bpf_link_update");
+ CHECK_FAIL(query_attached_prog_id(netns) != query_prog_id(prog1));
+
+ close(link);
+ CHECK_FAIL(prog_is_attached(netns));
+}
+
static void test_link_update_invalid_opts(int netns, int prog1, int prog2)
{
DECLARE_LIBBPF_OPTS(bpf_link_create_opts, create_opts);
@@ -571,6 +593,8 @@ static void run_tests(int netns)
test_link_update_no_old_prog },
{ "link update with replace old prog",
test_link_update_replace_old_prog },
+ { "link update with same prog",
+ test_link_update_same_prog },
{ "link update invalid opts",
test_link_update_invalid_opts },
{ "link update invalid prog",
diff --git a/tools/testing/selftests/bpf/progs/bpf_iter_netlink.c b/tools/testing/selftests/bpf/progs/bpf_iter_netlink.c
index e7b8753eac0b..75ecf956a2df 100644
--- a/tools/testing/selftests/bpf/progs/bpf_iter_netlink.c
+++ b/tools/testing/selftests/bpf/progs/bpf_iter_netlink.c
@@ -25,7 +25,7 @@ struct bpf_iter__netlink {
struct netlink_sock *sk;
} __attribute__((preserve_access_index));
-static inline struct inode *SOCK_INODE(struct socket *socket)
+static __attribute__((noinline)) struct inode *SOCK_INODE(struct socket *socket)
{
return &container_of(socket, struct socket_alloc, socket)->vfs_inode;
}
diff --git a/tools/testing/selftests/bpf/progs/fentry_test.c b/tools/testing/selftests/bpf/progs/fentry_test.c
index 9365b686f84b..5f645fdaba6f 100644
--- a/tools/testing/selftests/bpf/progs/fentry_test.c
+++ b/tools/testing/selftests/bpf/progs/fentry_test.c
@@ -55,3 +55,25 @@ int BPF_PROG(test6, __u64 a, void *b, short c, int d, void * e, __u64 f)
e == (void *)20 && f == 21;
return 0;
}
+
+struct bpf_fentry_test_t {
+ struct bpf_fentry_test_t *a;
+};
+
+__u64 test7_result = 0;
+SEC("fentry/bpf_fentry_test7")
+int BPF_PROG(test7, struct bpf_fentry_test_t *arg)
+{
+ if (arg == 0)
+ test7_result = 1;
+ return 0;
+}
+
+__u64 test8_result = 0;
+SEC("fentry/bpf_fentry_test8")
+int BPF_PROG(test8, struct bpf_fentry_test_t *arg)
+{
+ if (arg->a == 0)
+ test8_result = 1;
+ return 0;
+}
diff --git a/tools/testing/selftests/bpf/progs/fexit_test.c b/tools/testing/selftests/bpf/progs/fexit_test.c
index bd1e17d8024c..0952affb22a6 100644
--- a/tools/testing/selftests/bpf/progs/fexit_test.c
+++ b/tools/testing/selftests/bpf/progs/fexit_test.c
@@ -56,3 +56,25 @@ int BPF_PROG(test6, __u64 a, void *b, short c, int d, void *e, __u64 f, int ret)
e == (void *)20 && f == 21 && ret == 111;
return 0;
}
+
+struct bpf_fentry_test_t {
+ struct bpf_fentry_test *a;
+};
+
+__u64 test7_result = 0;
+SEC("fexit/bpf_fentry_test7")
+int BPF_PROG(test7, struct bpf_fentry_test_t *arg)
+{
+ if (arg == 0)
+ test7_result = 1;
+ return 0;
+}
+
+__u64 test8_result = 0;
+SEC("fexit/bpf_fentry_test8")
+int BPF_PROG(test8, struct bpf_fentry_test_t *arg)
+{
+ if (arg->a == 0)
+ test8_result = 1;
+ return 0;
+}
diff --git a/tools/testing/selftests/bpf/progs/test_sockmap_kern.h b/tools/testing/selftests/bpf/progs/test_sockmap_kern.h
index 057036ca1111..3dca4c2e2418 100644
--- a/tools/testing/selftests/bpf/progs/test_sockmap_kern.h
+++ b/tools/testing/selftests/bpf/progs/test_sockmap_kern.h
@@ -79,7 +79,7 @@ struct {
struct {
__uint(type, BPF_MAP_TYPE_ARRAY);
- __uint(max_entries, 2);
+ __uint(max_entries, 3);
__type(key, int);
__type(value, int);
} sock_skb_opts SEC(".maps");
@@ -94,6 +94,12 @@ struct {
SEC("sk_skb1")
int bpf_prog1(struct __sk_buff *skb)
{
+ int *f, two = 2;
+
+ f = bpf_map_lookup_elem(&sock_skb_opts, &two);
+ if (f && *f) {
+ return *f;
+ }
return skb->len;
}
diff --git a/tools/testing/selftests/bpf/progs/test_xdp_with_devmap_helpers.c b/tools/testing/selftests/bpf/progs/test_xdp_with_devmap_helpers.c
index 330811260123..0ac086497722 100644
--- a/tools/testing/selftests/bpf/progs/test_xdp_with_devmap_helpers.c
+++ b/tools/testing/selftests/bpf/progs/test_xdp_with_devmap_helpers.c
@@ -27,7 +27,7 @@ int xdp_dummy_prog(struct xdp_md *ctx)
/* valid program on DEVMAP entry via SEC name;
* has access to egress and ingress ifindex
*/
-SEC("xdp_devmap")
+SEC("xdp_devmap/map_prog")
int xdp_dummy_dm(struct xdp_md *ctx)
{
char fmt[] = "devmap redirect: dev %u -> dev %u len %u\n";
diff --git a/tools/testing/selftests/bpf/test_maps.c b/tools/testing/selftests/bpf/test_maps.c
index 6a12a0e01e07..754cf611723e 100644
--- a/tools/testing/selftests/bpf/test_maps.c
+++ b/tools/testing/selftests/bpf/test_maps.c
@@ -789,19 +789,19 @@ static void test_sockmap(unsigned int tasks, void *data)
}
err = bpf_prog_detach(fd, BPF_SK_SKB_STREAM_PARSER);
- if (err) {
+ if (!err) {
printf("Failed empty parser prog detach\n");
goto out_sockmap;
}
err = bpf_prog_detach(fd, BPF_SK_SKB_STREAM_VERDICT);
- if (err) {
+ if (!err) {
printf("Failed empty verdict prog detach\n");
goto out_sockmap;
}
err = bpf_prog_detach(fd, BPF_SK_MSG_VERDICT);
- if (err) {
+ if (!err) {
printf("Failed empty msg verdict prog detach\n");
goto out_sockmap;
}
@@ -1090,19 +1090,19 @@ static void test_sockmap(unsigned int tasks, void *data)
assert(status == 0);
}
- err = bpf_prog_detach(map_fd_rx, __MAX_BPF_ATTACH_TYPE);
+ err = bpf_prog_detach2(parse_prog, map_fd_rx, __MAX_BPF_ATTACH_TYPE);
if (!err) {
printf("Detached an invalid prog type.\n");
goto out_sockmap;
}
- err = bpf_prog_detach(map_fd_rx, BPF_SK_SKB_STREAM_PARSER);
+ err = bpf_prog_detach2(parse_prog, map_fd_rx, BPF_SK_SKB_STREAM_PARSER);
if (err) {
printf("Failed parser prog detach\n");
goto out_sockmap;
}
- err = bpf_prog_detach(map_fd_rx, BPF_SK_SKB_STREAM_VERDICT);
+ err = bpf_prog_detach2(verdict_prog, map_fd_rx, BPF_SK_SKB_STREAM_VERDICT);
if (err) {
printf("Failed parser prog detach\n");
goto out_sockmap;
diff --git a/tools/testing/selftests/bpf/test_sockmap.c b/tools/testing/selftests/bpf/test_sockmap.c
index 37695fc8096a..78789b27e573 100644
--- a/tools/testing/selftests/bpf/test_sockmap.c
+++ b/tools/testing/selftests/bpf/test_sockmap.c
@@ -85,6 +85,7 @@ int txmsg_ktls_skb_drop;
int txmsg_ktls_skb_redir;
int ktls;
int peek_flag;
+int skb_use_parser;
static const struct option long_options[] = {
{"help", no_argument, NULL, 'h' },
@@ -174,6 +175,7 @@ static void test_reset(void)
txmsg_apply = txmsg_cork = 0;
txmsg_ingress = txmsg_redir_skb = 0;
txmsg_ktls_skb = txmsg_ktls_skb_drop = txmsg_ktls_skb_redir = 0;
+ skb_use_parser = 0;
}
static int test_start_subtest(const struct _test *t, struct sockmap_options *o)
@@ -1211,6 +1213,11 @@ run:
}
}
+ if (skb_use_parser) {
+ i = 2;
+ err = bpf_map_update_elem(map_fd[7], &i, &skb_use_parser, BPF_ANY);
+ }
+
if (txmsg_drop)
options->drop_expected = true;
@@ -1650,6 +1657,16 @@ static void test_txmsg_cork(int cgrp, struct sockmap_options *opt)
test_send(opt, cgrp);
}
+static void test_txmsg_ingress_parser(int cgrp, struct sockmap_options *opt)
+{
+ txmsg_pass = 1;
+ skb_use_parser = 512;
+ opt->iov_length = 256;
+ opt->iov_count = 1;
+ opt->rate = 2;
+ test_exec(cgrp, opt);
+}
+
char *map_names[] = {
"sock_map",
"sock_map_txmsg",
@@ -1748,6 +1765,7 @@ struct _test test[] = {
{"txmsg test pull-data", test_txmsg_pull},
{"txmsg test pop-data", test_txmsg_pop},
{"txmsg test push/pop data", test_txmsg_push_pop},
+ {"txmsg text ingress parser", test_txmsg_ingress_parser},
};
static int check_whitelist(struct _test *t, struct sockmap_options *opt)
diff --git a/tools/testing/selftests/net/fib_nexthops.sh b/tools/testing/selftests/net/fib_nexthops.sh
index dee567f7576a..22dc2f3d428b 100755
--- a/tools/testing/selftests/net/fib_nexthops.sh
+++ b/tools/testing/selftests/net/fib_nexthops.sh
@@ -747,6 +747,19 @@ ipv6_fcnal_runtime()
run_cmd "$IP nexthop add id 86 via 2001:db8:91::2 dev veth1"
run_cmd "$IP ro add 2001:db8:101::1/128 nhid 81"
+ # rpfilter and default route
+ $IP nexthop flush >/dev/null 2>&1
+ run_cmd "ip netns exec me ip6tables -t mangle -I PREROUTING 1 -m rpfilter --invert -j DROP"
+ run_cmd "$IP nexthop add id 91 via 2001:db8:91::2 dev veth1"
+ run_cmd "$IP nexthop add id 92 via 2001:db8:92::2 dev veth3"
+ run_cmd "$IP nexthop add id 93 group 91/92"
+ run_cmd "$IP -6 ro add default nhid 91"
+ run_cmd "ip netns exec me ping -c1 -w1 2001:db8:101::1"
+ log_test $? 0 "Nexthop with default route and rpfilter"
+ run_cmd "$IP -6 ro replace default nhid 93"
+ run_cmd "ip netns exec me ping -c1 -w1 2001:db8:101::1"
+ log_test $? 0 "Nexthop with multipath default route and rpfilter"
+
# TO-DO:
# existing route with old nexthop; append route with new nexthop
# existing route with old nexthop; replace route with new