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bpf: sockmap sample add base test without any BPF for comparison

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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>
This commit is contained in:
John Fastabend 2018-01-22 10:36:36 -08:00 committed by Daniel Borkmann
parent 66fdd1a3cd
commit ce5373be1a
1 changed files with 21 additions and 5 deletions
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26
samples/sockmap/sockmap_user.c
View file

@ -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: