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-rw-r--r--tools/testing/selftests/bpf/network_helpers.c76
-rw-r--r--tools/testing/selftests/bpf/network_helpers.h5
-rw-r--r--tools/testing/selftests/bpf/prog_tests/bpf_tcp_ca.c2
-rw-r--r--tools/testing/selftests/bpf/prog_tests/cgroup_v1v2.c16
4 files changed, 46 insertions, 53 deletions
diff --git a/tools/testing/selftests/bpf/network_helpers.c b/tools/testing/selftests/bpf/network_helpers.c
index e0cba4178e41..9c98a60cf1e2 100644
--- a/tools/testing/selftests/bpf/network_helpers.c
+++ b/tools/testing/selftests/bpf/network_helpers.c
@@ -277,33 +277,6 @@ error_close:
return -1;
}
-static int connect_fd_to_addr(int fd,
- const struct sockaddr_storage *addr,
- socklen_t addrlen, const bool must_fail)
-{
- int ret;
-
- errno = 0;
- ret = connect(fd, (const struct sockaddr *)addr, addrlen);
- if (must_fail) {
- if (!ret) {
- log_err("Unexpected success to connect to server");
- return -1;
- }
- if (errno != EPERM) {
- log_err("Unexpected error from connect to server");
- return -1;
- }
- } else {
- if (ret) {
- log_err("Failed to connect to server");
- return -1;
- }
- }
-
- return 0;
-}
-
int connect_to_addr(int type, const struct sockaddr_storage *addr, socklen_t addrlen,
const struct network_helper_opts *opts)
{
@@ -318,17 +291,17 @@ int connect_to_addr(int type, const struct sockaddr_storage *addr, socklen_t add
return -1;
}
- if (connect_fd_to_addr(fd, addr, addrlen, opts->must_fail))
- goto error_close;
+ if (connect(fd, (const struct sockaddr *)addr, addrlen)) {
+ log_err("Failed to connect to server");
+ save_errno_close(fd);
+ return -1;
+ }
return fd;
-
-error_close:
- save_errno_close(fd);
- return -1;
}
-int connect_to_fd_opts(int server_fd, int type, const struct network_helper_opts *opts)
+int connect_to_addr_str(int family, int type, const char *addr_str, __u16 port,
+ const struct network_helper_opts *opts)
{
struct sockaddr_storage addr;
socklen_t addrlen;
@@ -336,6 +309,27 @@ int connect_to_fd_opts(int server_fd, int type, const struct network_helper_opts
if (!opts)
opts = &default_opts;
+ if (make_sockaddr(family, addr_str, port, &addr, &addrlen))
+ return -1;
+
+ return connect_to_addr(type, &addr, addrlen, opts);
+}
+
+int connect_to_fd_opts(int server_fd, const struct network_helper_opts *opts)
+{
+ struct sockaddr_storage addr;
+ socklen_t addrlen, optlen;
+ int type;
+
+ if (!opts)
+ opts = &default_opts;
+
+ optlen = sizeof(type);
+ if (getsockopt(server_fd, SOL_SOCKET, SO_TYPE, &type, &optlen)) {
+ log_err("getsockopt(SOL_TYPE)");
+ return -1;
+ }
+
addrlen = sizeof(addr);
if (getsockname(server_fd, (struct sockaddr *)&addr, &addrlen)) {
log_err("Failed to get server addr");
@@ -350,14 +344,8 @@ int connect_to_fd(int server_fd, int timeout_ms)
struct network_helper_opts opts = {
.timeout_ms = timeout_ms,
};
- int type, protocol;
socklen_t optlen;
-
- optlen = sizeof(type);
- if (getsockopt(server_fd, SOL_SOCKET, SO_TYPE, &type, &optlen)) {
- log_err("getsockopt(SOL_TYPE)");
- return -1;
- }
+ int protocol;
optlen = sizeof(protocol);
if (getsockopt(server_fd, SOL_SOCKET, SO_PROTOCOL, &protocol, &optlen)) {
@@ -366,7 +354,7 @@ int connect_to_fd(int server_fd, int timeout_ms)
}
opts.proto = protocol;
- return connect_to_fd_opts(server_fd, type, &opts);
+ return connect_to_fd_opts(server_fd, &opts);
}
int connect_fd_to_fd(int client_fd, int server_fd, int timeout_ms)
@@ -382,8 +370,10 @@ int connect_fd_to_fd(int client_fd, int server_fd, int timeout_ms)
return -1;
}
- if (connect_fd_to_addr(client_fd, &addr, len, false))
+ if (connect(client_fd, (const struct sockaddr *)&addr, len)) {
+ log_err("Failed to connect to server");
return -1;
+ }
return 0;
}
diff --git a/tools/testing/selftests/bpf/network_helpers.h b/tools/testing/selftests/bpf/network_helpers.h
index aac5b94d6379..cce56955371f 100644
--- a/tools/testing/selftests/bpf/network_helpers.h
+++ b/tools/testing/selftests/bpf/network_helpers.h
@@ -23,7 +23,6 @@ typedef __u16 __sum16;
struct network_helper_opts {
int timeout_ms;
- bool must_fail;
int proto;
/* +ve: Passed to listen() as-is.
* 0: Default when the test does not set
@@ -70,8 +69,10 @@ int client_socket(int family, int type,
const struct network_helper_opts *opts);
int connect_to_addr(int type, const struct sockaddr_storage *addr, socklen_t len,
const struct network_helper_opts *opts);
+int connect_to_addr_str(int family, int type, const char *addr_str, __u16 port,
+ const struct network_helper_opts *opts);
int connect_to_fd(int server_fd, int timeout_ms);
-int connect_to_fd_opts(int server_fd, int type, const struct network_helper_opts *opts);
+int connect_to_fd_opts(int server_fd, const struct network_helper_opts *opts);
int connect_fd_to_fd(int client_fd, int server_fd, int timeout_ms);
int fastopen_connect(int server_fd, const char *data, unsigned int data_len,
int timeout_ms);
diff --git a/tools/testing/selftests/bpf/prog_tests/bpf_tcp_ca.c b/tools/testing/selftests/bpf/prog_tests/bpf_tcp_ca.c
index 63422f4f3896..1d494b4453f4 100644
--- a/tools/testing/selftests/bpf/prog_tests/bpf_tcp_ca.c
+++ b/tools/testing/selftests/bpf/prog_tests/bpf_tcp_ca.c
@@ -49,7 +49,7 @@ static bool start_test(char *addr_str,
goto err;
/* connect to server */
- *cli_fd = connect_to_fd_opts(*srv_fd, SOCK_STREAM, cli_opts);
+ *cli_fd = connect_to_fd_opts(*srv_fd, cli_opts);
if (!ASSERT_NEQ(*cli_fd, -1, "connect_to_fd_opts"))
goto err;
diff --git a/tools/testing/selftests/bpf/prog_tests/cgroup_v1v2.c b/tools/testing/selftests/bpf/prog_tests/cgroup_v1v2.c
index 9709c8db7275..64abba72ac10 100644
--- a/tools/testing/selftests/bpf/prog_tests/cgroup_v1v2.c
+++ b/tools/testing/selftests/bpf/prog_tests/cgroup_v1v2.c
@@ -9,9 +9,6 @@
static int run_test(int cgroup_fd, int server_fd, bool classid)
{
- struct network_helper_opts opts = {
- .must_fail = true,
- };
struct connect4_dropper *skel;
int fd, err = 0;
@@ -32,11 +29,16 @@ static int run_test(int cgroup_fd, int server_fd, bool classid)
goto out;
}
- fd = connect_to_fd_opts(server_fd, SOCK_STREAM, &opts);
- if (fd < 0)
+ errno = 0;
+ fd = connect_to_fd_opts(server_fd, NULL);
+ if (fd >= 0) {
+ log_err("Unexpected success to connect to server");
err = -1;
- else
close(fd);
+ } else if (errno != EPERM) {
+ log_err("Unexpected errno from connect to server");
+ err = -1;
+ }
out:
connect4_dropper__destroy(skel);
return err;
@@ -52,7 +54,7 @@ void test_cgroup_v1v2(void)
server_fd = start_server(AF_INET, SOCK_STREAM, NULL, port, 0);
if (!ASSERT_GE(server_fd, 0, "server_fd"))
return;
- client_fd = connect_to_fd_opts(server_fd, SOCK_STREAM, &opts);
+ client_fd = connect_to_fd_opts(server_fd, &opts);
if (!ASSERT_GE(client_fd, 0, "client_fd")) {
close(server_fd);
return;