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authorJohn Fastabend <john.fastabend@gmail.com>2018-01-22 21:36:36 +0300
committerDaniel Borkmann <daniel@iogearbox.net>2018-01-24 12:46:59 +0300
commitce5373be1aeac7889eb31f4bcf2b1dc2ad3c263c (patch)
tree53e9a024335ad18357568bbc0788015d49b1902d /samples/sockmap
parent66fdd1a3cdf9bcee9790bc6b6322f0cafaf0d3f2 (diff)
downloadlinux-ce5373be1aeac7889eb31f4bcf2b1dc2ad3c263c.tar.xz
bpf: sockmap sample add base test without any BPF for comparison
Add a base test that does not use BPF hooks to test baseline case. Signed-off-by: John Fastabend <john.fastabend@gmail.com> Acked-by: Martin KaFai Lau <kafai@fb.com> Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Diffstat (limited to 'samples/sockmap')
-rw-r--r--samples/sockmap/sockmap_user.c26
1 files changed, 21 insertions, 5 deletions
diff --git a/samples/sockmap/sockmap_user.c b/samples/sockmap/sockmap_user.c
index 661ea7e4a350..f9d3785fb183 100644
--- a/samples/sockmap/sockmap_user.c
+++ b/samples/sockmap/sockmap_user.c
@@ -298,18 +298,24 @@ static inline float recvdBps(struct msg_stats s)
return s.bytes_recvd / (s.end.tv_sec - s.start.tv_sec);
}
-static int sendmsg_test(int iov_count, int iov_buf, int cnt, int verbose)
+static int sendmsg_test(int iov_count, int iov_buf, int cnt,
+ int verbose, bool base)
{
- int txpid, rxpid, err = 0;
+ float sent_Bps = 0, recvd_Bps = 0;
+ int rx_fd, txpid, rxpid, err = 0;
struct msg_stats s = {0};
int status;
- float sent_Bps = 0, recvd_Bps = 0;
errno = 0;
+ if (base)
+ rx_fd = p1;
+ else
+ rx_fd = p2;
+
rxpid = fork();
if (rxpid == 0) {
- err = msg_loop(p2, iov_count, iov_buf, cnt, &s, false);
+ err = msg_loop(rx_fd, iov_count, iov_buf, cnt, &s, false);
if (err)
fprintf(stderr,
"msg_loop_rx: iov_count %i iov_buf %i cnt %i err %i\n",
@@ -435,6 +441,7 @@ static int forever_ping_pong(int rate, int verbose)
enum {
PING_PONG,
SENDMSG,
+ BASE,
};
int main(int argc, char **argv)
@@ -474,6 +481,8 @@ int main(int argc, char **argv)
test = PING_PONG;
} else if (strcmp(optarg, "sendmsg") == 0) {
test = SENDMSG;
+ } else if (strcmp(optarg, "base") == 0) {
+ test = BASE;
} else {
usage(argv);
return -1;
@@ -499,6 +508,10 @@ int main(int argc, char **argv)
/* catch SIGINT */
signal(SIGINT, running_handler);
+ /* If base test skip BPF setup */
+ if (test == BASE)
+ goto run;
+
if (load_bpf_file(filename)) {
fprintf(stderr, "load_bpf_file: (%s) %s\n",
filename, strerror(errno));
@@ -530,6 +543,7 @@ int main(int argc, char **argv)
return err;
}
+run:
err = sockmap_init_sockets();
if (err) {
fprintf(stderr, "ERROR: test socket failed: %d\n", err);
@@ -539,7 +553,9 @@ int main(int argc, char **argv)
if (test == PING_PONG)
err = forever_ping_pong(rate, verbose);
else if (test == SENDMSG)
- err = sendmsg_test(iov_count, length, rate, verbose);
+ err = sendmsg_test(iov_count, length, rate, verbose, false);
+ else if (test == BASE)
+ err = sendmsg_test(iov_count, length, rate, verbose, true);
else
fprintf(stderr, "unknown test\n");
out: