From: Jakub Kicinski <kuba@kernel.org>
Date: Thu, 10 Feb 2022 00:36:42 +0000 (-0800)
Subject: selftests: net: rename cmsg_so_mark
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=a086ee24cce21994150789fc83f31ee7f5a9cf2d;p=linux.git

selftests: net: rename cmsg_so_mark

Rename the file in prep for generalization.

Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/tools/testing/selftests/net/.gitignore b/tools/testing/selftests/net/.gitignore
index 7581a7348e1bc..21a411b048900 100644
--- a/tools/testing/selftests/net/.gitignore
+++ b/tools/testing/selftests/net/.gitignore
@@ -35,4 +35,4 @@ test_unix_oob
 gro
 ioam6_parser
 toeplitz
-cmsg_so_mark
+cmsg_sender
diff --git a/tools/testing/selftests/net/Makefile b/tools/testing/selftests/net/Makefile
index 9897fa9ab9537..8f4c1f16655f3 100644
--- a/tools/testing/selftests/net/Makefile
+++ b/tools/testing/selftests/net/Makefile
@@ -52,7 +52,7 @@ TEST_GEN_FILES += gro
 TEST_GEN_PROGS = reuseport_bpf reuseport_bpf_cpu reuseport_bpf_numa
 TEST_GEN_PROGS += reuseport_dualstack reuseaddr_conflict tls
 TEST_GEN_FILES += toeplitz
-TEST_GEN_FILES += cmsg_so_mark
+TEST_GEN_FILES += cmsg_sender
 
 TEST_FILES := settings
 
diff --git a/tools/testing/selftests/net/cmsg_sender.c b/tools/testing/selftests/net/cmsg_sender.c
new file mode 100644
index 0000000000000..27f2804892a7e
--- /dev/null
+++ b/tools/testing/selftests/net/cmsg_sender.c
@@ -0,0 +1,67 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+#include <errno.h>
+#include <netdb.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+#include <linux/types.h>
+#include <sys/socket.h>
+
+int main(int argc, const char **argv)
+{
+	char cbuf[CMSG_SPACE(sizeof(__u32))];
+	struct addrinfo hints, *ai;
+	struct cmsghdr *cmsg;
+	struct iovec iov[1];
+	struct msghdr msg;
+	int mark;
+	int err;
+	int fd;
+
+	if (argc != 4) {
+		fprintf(stderr, "Usage: %s <dst_ip> <port> <mark>\n", argv[0]);
+		return 1;
+	}
+	mark = atoi(argv[3]);
+
+	memset(&hints, 0, sizeof(hints));
+	hints.ai_family = AF_UNSPEC;
+	hints.ai_socktype = SOCK_DGRAM;
+
+	ai = NULL;
+	err = getaddrinfo(argv[1], argv[2], &hints, &ai);
+	if (err) {
+		fprintf(stderr, "Can't resolve address: %s\n", strerror(errno));
+		return 1;
+	}
+
+	fd = socket(ai->ai_family, SOCK_DGRAM, IPPROTO_UDP);
+	if (fd < 0) {
+		fprintf(stderr, "Can't open socket: %s\n", strerror(errno));
+		freeaddrinfo(ai);
+		return 1;
+	}
+
+	iov[0].iov_base = "bla";
+	iov[0].iov_len = 4;
+
+	msg.msg_name = ai->ai_addr;
+	msg.msg_namelen = ai->ai_addrlen;
+	msg.msg_iov = iov;
+	msg.msg_iovlen = 1;
+	msg.msg_control = cbuf;
+	msg.msg_controllen = sizeof(cbuf);
+
+	cmsg = CMSG_FIRSTHDR(&msg);
+	cmsg->cmsg_level = SOL_SOCKET;
+	cmsg->cmsg_type = SO_MARK;
+	cmsg->cmsg_len = CMSG_LEN(sizeof(__u32));
+	*(__u32 *)CMSG_DATA(cmsg) = mark;
+
+	err = sendmsg(fd, &msg, 0);
+
+	close(fd);
+	freeaddrinfo(ai);
+	return err != 4;
+}
diff --git a/tools/testing/selftests/net/cmsg_so_mark.c b/tools/testing/selftests/net/cmsg_so_mark.c
deleted file mode 100644
index 27f2804892a7e..0000000000000
--- a/tools/testing/selftests/net/cmsg_so_mark.c
+++ /dev/null
@@ -1,67 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0-or-later
-#include <errno.h>
-#include <netdb.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <unistd.h>
-#include <linux/types.h>
-#include <sys/socket.h>
-
-int main(int argc, const char **argv)
-{
-	char cbuf[CMSG_SPACE(sizeof(__u32))];
-	struct addrinfo hints, *ai;
-	struct cmsghdr *cmsg;
-	struct iovec iov[1];
-	struct msghdr msg;
-	int mark;
-	int err;
-	int fd;
-
-	if (argc != 4) {
-		fprintf(stderr, "Usage: %s <dst_ip> <port> <mark>\n", argv[0]);
-		return 1;
-	}
-	mark = atoi(argv[3]);
-
-	memset(&hints, 0, sizeof(hints));
-	hints.ai_family = AF_UNSPEC;
-	hints.ai_socktype = SOCK_DGRAM;
-
-	ai = NULL;
-	err = getaddrinfo(argv[1], argv[2], &hints, &ai);
-	if (err) {
-		fprintf(stderr, "Can't resolve address: %s\n", strerror(errno));
-		return 1;
-	}
-
-	fd = socket(ai->ai_family, SOCK_DGRAM, IPPROTO_UDP);
-	if (fd < 0) {
-		fprintf(stderr, "Can't open socket: %s\n", strerror(errno));
-		freeaddrinfo(ai);
-		return 1;
-	}
-
-	iov[0].iov_base = "bla";
-	iov[0].iov_len = 4;
-
-	msg.msg_name = ai->ai_addr;
-	msg.msg_namelen = ai->ai_addrlen;
-	msg.msg_iov = iov;
-	msg.msg_iovlen = 1;
-	msg.msg_control = cbuf;
-	msg.msg_controllen = sizeof(cbuf);
-
-	cmsg = CMSG_FIRSTHDR(&msg);
-	cmsg->cmsg_level = SOL_SOCKET;
-	cmsg->cmsg_type = SO_MARK;
-	cmsg->cmsg_len = CMSG_LEN(sizeof(__u32));
-	*(__u32 *)CMSG_DATA(cmsg) = mark;
-
-	err = sendmsg(fd, &msg, 0);
-
-	close(fd);
-	freeaddrinfo(ai);
-	return err != 4;
-}
diff --git a/tools/testing/selftests/net/cmsg_so_mark.sh b/tools/testing/selftests/net/cmsg_so_mark.sh
index 19c6aab8d0e94..29a623aac74bf 100755
--- a/tools/testing/selftests/net/cmsg_so_mark.sh
+++ b/tools/testing/selftests/net/cmsg_so_mark.sh
@@ -41,14 +41,14 @@ check_result() {
     fi
 }
 
-ip netns exec $NS ./cmsg_so_mark $TGT4 1234 $((MARK + 1))
+ip netns exec $NS ./cmsg_sender $TGT4 1234 $((MARK + 1))
 check_result $? 0 "IPv4 pass"
-ip netns exec $NS ./cmsg_so_mark $TGT6 1234 $((MARK + 1))
+ip netns exec $NS ./cmsg_sender $TGT6 1234 $((MARK + 1))
 check_result $? 0 "IPv6 pass"
 
-ip netns exec $NS ./cmsg_so_mark $TGT4 1234 $MARK
+ip netns exec $NS ./cmsg_sender $TGT4 1234 $MARK
 check_result $? 1 "IPv4 rejection"
-ip netns exec $NS ./cmsg_so_mark $TGT6 1234 $MARK
+ip netns exec $NS ./cmsg_sender $TGT6 1234 $MARK
 check_result $? 1 "IPv6 rejection"
 
 # Summary