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@@ -1,1372 +0,0 @@
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-/* Copyright (c) 2017 Covalent IO, Inc. http://covalent.io
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- *
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- * This program is free software; you can redistribute it and/or
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- * modify it under the terms of version 2 of the GNU General Public
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- * License as published by the Free Software Foundation.
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- *
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- * This program is distributed in the hope that it will be useful, but
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- * WITHOUT ANY WARRANTY; without even the implied warranty of
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- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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- * General Public License for more details.
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- */
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-#include <stdio.h>
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-#include <stdlib.h>
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-#include <sys/socket.h>
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-#include <sys/ioctl.h>
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-#include <sys/select.h>
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-#include <netinet/in.h>
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-#include <arpa/inet.h>
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-#include <unistd.h>
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-#include <string.h>
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-#include <errno.h>
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-#include <sys/ioctl.h>
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-#include <stdbool.h>
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-#include <signal.h>
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-#include <fcntl.h>
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-#include <sys/wait.h>
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-#include <time.h>
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-#include <sched.h>
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-
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-#include <sys/time.h>
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-#include <sys/resource.h>
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-#include <sys/types.h>
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-#include <sys/sendfile.h>
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-
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-#include <linux/netlink.h>
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-#include <linux/socket.h>
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-#include <linux/sock_diag.h>
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-#include <linux/bpf.h>
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-#include <linux/if_link.h>
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-#include <assert.h>
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-#include <libgen.h>
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-
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-#include <getopt.h>
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-
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-#include "../bpf/bpf_load.h"
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-#include "../bpf/bpf_util.h"
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-#include "../bpf/libbpf.h"
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-
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-int running;
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-void running_handler(int a);
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-
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-/* randomly selected ports for testing on lo */
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-#define S1_PORT 10000
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-#define S2_PORT 10001
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-
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-#define BPF_FILENAME "sockmap_kern.o"
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-#define BPF_CGRP "/mnt/cgroup2/"
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-
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-/* global sockets */
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-int s1, s2, c1, c2, p1, p2;
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-int test_cnt;
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-
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-int txmsg_pass;
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-int txmsg_noisy;
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-int txmsg_redir;
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-int txmsg_redir_noisy;
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-int txmsg_drop;
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-int txmsg_apply;
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-int txmsg_cork;
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-int txmsg_start;
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-int txmsg_end;
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-int txmsg_ingress;
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-int txmsg_skb;
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-
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-static const struct option long_options[] = {
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- {"help", no_argument, NULL, 'h' },
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- {"cgroup", required_argument, NULL, 'c' },
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- {"rate", required_argument, NULL, 'r' },
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- {"verbose", no_argument, NULL, 'v' },
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- {"iov_count", required_argument, NULL, 'i' },
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- {"length", required_argument, NULL, 'l' },
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- {"test", required_argument, NULL, 't' },
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- {"data_test", no_argument, NULL, 'd' },
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- {"txmsg", no_argument, &txmsg_pass, 1 },
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- {"txmsg_noisy", no_argument, &txmsg_noisy, 1 },
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- {"txmsg_redir", no_argument, &txmsg_redir, 1 },
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- {"txmsg_redir_noisy", no_argument, &txmsg_redir_noisy, 1},
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- {"txmsg_drop", no_argument, &txmsg_drop, 1 },
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- {"txmsg_apply", required_argument, NULL, 'a'},
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- {"txmsg_cork", required_argument, NULL, 'k'},
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- {"txmsg_start", required_argument, NULL, 's'},
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- {"txmsg_end", required_argument, NULL, 'e'},
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- {"txmsg_ingress", no_argument, &txmsg_ingress, 1 },
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- {"txmsg_skb", no_argument, &txmsg_skb, 1 },
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- {0, 0, NULL, 0 }
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-};
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-
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-static void usage(char *argv[])
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-{
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- int i;
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-
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- printf(" Usage: %s --cgroup <cgroup_path>\n", argv[0]);
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- printf(" options:\n");
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- for (i = 0; long_options[i].name != 0; i++) {
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- printf(" --%-12s", long_options[i].name);
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- if (long_options[i].flag != NULL)
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- printf(" flag (internal value:%d)\n",
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- *long_options[i].flag);
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- else
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- printf(" -%c\n", long_options[i].val);
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- }
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- printf("\n");
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-}
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-
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-static int sockmap_init_sockets(int verbose)
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-{
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- int i, err, one = 1;
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- struct sockaddr_in addr;
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- int *fds[4] = {&s1, &s2, &c1, &c2};
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-
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- s1 = s2 = p1 = p2 = c1 = c2 = 0;
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-
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- /* Init sockets */
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- for (i = 0; i < 4; i++) {
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- *fds[i] = socket(AF_INET, SOCK_STREAM, 0);
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- if (*fds[i] < 0) {
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- perror("socket s1 failed()");
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- return errno;
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- }
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- }
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-
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- /* Allow reuse */
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- for (i = 0; i < 2; i++) {
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- err = setsockopt(*fds[i], SOL_SOCKET, SO_REUSEADDR,
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- (char *)&one, sizeof(one));
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- if (err) {
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- perror("setsockopt failed()");
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- return errno;
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- }
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- }
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-
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- /* Non-blocking sockets */
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- for (i = 0; i < 2; i++) {
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- err = ioctl(*fds[i], FIONBIO, (char *)&one);
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- if (err < 0) {
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- perror("ioctl s1 failed()");
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- return errno;
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- }
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- }
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-
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- /* Bind server sockets */
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- memset(&addr, 0, sizeof(struct sockaddr_in));
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- addr.sin_family = AF_INET;
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- addr.sin_addr.s_addr = inet_addr("127.0.0.1");
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-
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- addr.sin_port = htons(S1_PORT);
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- err = bind(s1, (struct sockaddr *)&addr, sizeof(addr));
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- if (err < 0) {
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- perror("bind s1 failed()\n");
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- return errno;
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- }
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-
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- addr.sin_port = htons(S2_PORT);
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- err = bind(s2, (struct sockaddr *)&addr, sizeof(addr));
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- if (err < 0) {
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- perror("bind s2 failed()\n");
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- return errno;
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- }
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-
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- /* Listen server sockets */
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- addr.sin_port = htons(S1_PORT);
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- err = listen(s1, 32);
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- if (err < 0) {
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- perror("listen s1 failed()\n");
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- return errno;
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- }
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-
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- addr.sin_port = htons(S2_PORT);
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- err = listen(s2, 32);
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- if (err < 0) {
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- perror("listen s1 failed()\n");
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- return errno;
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- }
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-
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- /* Initiate Connect */
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- addr.sin_port = htons(S1_PORT);
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- err = connect(c1, (struct sockaddr *)&addr, sizeof(addr));
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- if (err < 0 && errno != EINPROGRESS) {
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- perror("connect c1 failed()\n");
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- return errno;
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- }
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-
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- addr.sin_port = htons(S2_PORT);
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- err = connect(c2, (struct sockaddr *)&addr, sizeof(addr));
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- if (err < 0 && errno != EINPROGRESS) {
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- perror("connect c2 failed()\n");
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- return errno;
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- } else if (err < 0) {
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- err = 0;
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- }
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-
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- /* Accept Connecrtions */
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- p1 = accept(s1, NULL, NULL);
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- if (p1 < 0) {
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- perror("accept s1 failed()\n");
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- return errno;
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- }
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-
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- p2 = accept(s2, NULL, NULL);
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- if (p2 < 0) {
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- perror("accept s1 failed()\n");
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- return errno;
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- }
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-
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- if (verbose) {
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- printf("connected sockets: c1 <-> p1, c2 <-> p2\n");
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- printf("cgroups binding: c1(%i) <-> s1(%i) - - - c2(%i) <-> s2(%i)\n",
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- c1, s1, c2, s2);
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- }
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- return 0;
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-}
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-
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-struct msg_stats {
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- size_t bytes_sent;
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- size_t bytes_recvd;
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- struct timespec start;
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- struct timespec end;
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-};
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-
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-struct sockmap_options {
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- int verbose;
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- bool base;
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- bool sendpage;
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- bool data_test;
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- bool drop_expected;
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- int iov_count;
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- int iov_length;
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- int rate;
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-};
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-
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-static int msg_loop_sendpage(int fd, int iov_length, int cnt,
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- struct msg_stats *s,
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- struct sockmap_options *opt)
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-{
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- bool drop = opt->drop_expected;
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- unsigned char k = 0;
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- FILE *file;
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- int i, fp;
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-
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- file = fopen(".sendpage_tst.tmp", "w+");
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- for (i = 0; i < iov_length * cnt; i++, k++)
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- fwrite(&k, sizeof(char), 1, file);
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- fflush(file);
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- fseek(file, 0, SEEK_SET);
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- fclose(file);
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-
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- fp = open(".sendpage_tst.tmp", O_RDONLY);
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- clock_gettime(CLOCK_MONOTONIC, &s->start);
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- for (i = 0; i < cnt; i++) {
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- int sent = sendfile(fd, fp, NULL, iov_length);
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-
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- if (!drop && sent < 0) {
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- perror("send loop error:");
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- close(fp);
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- return sent;
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- } else if (drop && sent >= 0) {
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- printf("sendpage loop error expected: %i\n", sent);
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- close(fp);
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- return -EIO;
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- }
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-
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- if (sent > 0)
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- s->bytes_sent += sent;
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- }
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- clock_gettime(CLOCK_MONOTONIC, &s->end);
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- close(fp);
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- return 0;
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-}
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-
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-static int msg_loop(int fd, int iov_count, int iov_length, int cnt,
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- struct msg_stats *s, bool tx,
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- struct sockmap_options *opt)
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-{
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- struct msghdr msg = {0};
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- int err, i, flags = MSG_NOSIGNAL;
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- struct iovec *iov;
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- unsigned char k;
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- bool data_test = opt->data_test;
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- bool drop = opt->drop_expected;
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-
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- iov = calloc(iov_count, sizeof(struct iovec));
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- if (!iov)
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- return errno;
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-
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- k = 0;
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- for (i = 0; i < iov_count; i++) {
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- unsigned char *d = calloc(iov_length, sizeof(char));
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-
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- if (!d) {
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- fprintf(stderr, "iov_count %i/%i OOM\n", i, iov_count);
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- goto out_errno;
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- }
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- iov[i].iov_base = d;
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- iov[i].iov_len = iov_length;
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-
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- if (data_test && tx) {
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- int j;
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-
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- for (j = 0; j < iov_length; j++)
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- d[j] = k++;
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- }
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- }
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-
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- msg.msg_iov = iov;
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- msg.msg_iovlen = iov_count;
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- k = 0;
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-
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- if (tx) {
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- clock_gettime(CLOCK_MONOTONIC, &s->start);
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- for (i = 0; i < cnt; i++) {
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- int sent = sendmsg(fd, &msg, flags);
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-
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- if (!drop && sent < 0) {
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- perror("send loop error:");
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- goto out_errno;
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- } else if (drop && sent >= 0) {
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- printf("send loop error expected: %i\n", sent);
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- errno = -EIO;
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- goto out_errno;
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- }
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- if (sent > 0)
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- s->bytes_sent += sent;
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- }
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- clock_gettime(CLOCK_MONOTONIC, &s->end);
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- } else {
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- int slct, recv, max_fd = fd;
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- int fd_flags = O_NONBLOCK;
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- struct timeval timeout;
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- float total_bytes;
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- fd_set w;
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-
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- fcntl(fd, fd_flags);
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- total_bytes = (float)iov_count * (float)iov_length * (float)cnt;
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- err = clock_gettime(CLOCK_MONOTONIC, &s->start);
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- if (err < 0)
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- perror("recv start time: ");
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- while (s->bytes_recvd < total_bytes) {
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- timeout.tv_sec = 1;
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- timeout.tv_usec = 0;
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-
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- /* FD sets */
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- FD_ZERO(&w);
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- FD_SET(fd, &w);
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-
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- slct = select(max_fd + 1, &w, NULL, NULL, &timeout);
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- if (slct == -1) {
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- perror("select()");
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- clock_gettime(CLOCK_MONOTONIC, &s->end);
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- goto out_errno;
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- } else if (!slct) {
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- if (opt->verbose)
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- fprintf(stderr, "unexpected timeout\n");
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- errno = -EIO;
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- clock_gettime(CLOCK_MONOTONIC, &s->end);
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- goto out_errno;
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- }
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-
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- recv = recvmsg(fd, &msg, flags);
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- if (recv < 0) {
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- if (errno != EWOULDBLOCK) {
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- clock_gettime(CLOCK_MONOTONIC, &s->end);
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- perror("recv failed()\n");
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- goto out_errno;
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- }
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- }
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-
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- s->bytes_recvd += recv;
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-
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- if (data_test) {
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- int j;
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-
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- for (i = 0; i < msg.msg_iovlen; i++) {
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- unsigned char *d = iov[i].iov_base;
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-
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- for (j = 0;
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- j < iov[i].iov_len && recv; j++) {
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- if (d[j] != k++) {
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- errno = -EIO;
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- fprintf(stderr,
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- "detected data corruption @iov[%i]:%i %02x != %02x, %02x ?= %02x\n",
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- i, j, d[j], k - 1, d[j+1], k + 1);
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- goto out_errno;
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- }
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- recv--;
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- }
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- }
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- }
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- }
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- clock_gettime(CLOCK_MONOTONIC, &s->end);
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- }
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-
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- for (i = 0; i < iov_count; i++)
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- free(iov[i].iov_base);
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- free(iov);
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- return 0;
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-out_errno:
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- for (i = 0; i < iov_count; i++)
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- free(iov[i].iov_base);
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- free(iov);
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- return errno;
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|
-}
|
|
|
-
|
|
|
-static float giga = 1000000000;
|
|
|
-
|
|
|
-static inline float sentBps(struct msg_stats s)
|
|
|
-{
|
|
|
- return s.bytes_sent / (s.end.tv_sec - s.start.tv_sec);
|
|
|
-}
|
|
|
-
|
|
|
-static inline float recvdBps(struct msg_stats s)
|
|
|
-{
|
|
|
- return s.bytes_recvd / (s.end.tv_sec - s.start.tv_sec);
|
|
|
-}
|
|
|
-
|
|
|
-static int sendmsg_test(struct sockmap_options *opt)
|
|
|
-{
|
|
|
- float sent_Bps = 0, recvd_Bps = 0;
|
|
|
- int rx_fd, txpid, rxpid, err = 0;
|
|
|
- struct msg_stats s = {0};
|
|
|
- int iov_count = opt->iov_count;
|
|
|
- int iov_buf = opt->iov_length;
|
|
|
- int cnt = opt->rate;
|
|
|
- int status;
|
|
|
-
|
|
|
- errno = 0;
|
|
|
-
|
|
|
- if (opt->base)
|
|
|
- rx_fd = p1;
|
|
|
- else
|
|
|
- rx_fd = p2;
|
|
|
-
|
|
|
- rxpid = fork();
|
|
|
- if (rxpid == 0) {
|
|
|
- if (opt->drop_expected)
|
|
|
- exit(1);
|
|
|
-
|
|
|
- if (opt->sendpage)
|
|
|
- iov_count = 1;
|
|
|
- err = msg_loop(rx_fd, iov_count, iov_buf,
|
|
|
- cnt, &s, false, opt);
|
|
|
- if (err && opt->verbose)
|
|
|
- fprintf(stderr,
|
|
|
- "msg_loop_rx: iov_count %i iov_buf %i cnt %i err %i\n",
|
|
|
- iov_count, iov_buf, cnt, err);
|
|
|
- shutdown(p2, SHUT_RDWR);
|
|
|
- shutdown(p1, SHUT_RDWR);
|
|
|
- if (s.end.tv_sec - s.start.tv_sec) {
|
|
|
- sent_Bps = sentBps(s);
|
|
|
- recvd_Bps = recvdBps(s);
|
|
|
- }
|
|
|
- if (opt->verbose)
|
|
|
- fprintf(stdout,
|
|
|
- "rx_sendmsg: TX: %zuB %fB/s %fGB/s RX: %zuB %fB/s %fGB/s\n",
|
|
|
- s.bytes_sent, sent_Bps, sent_Bps/giga,
|
|
|
- s.bytes_recvd, recvd_Bps, recvd_Bps/giga);
|
|
|
- exit(1);
|
|
|
- } else if (rxpid == -1) {
|
|
|
- perror("msg_loop_rx: ");
|
|
|
- return errno;
|
|
|
- }
|
|
|
-
|
|
|
- txpid = fork();
|
|
|
- if (txpid == 0) {
|
|
|
- if (opt->sendpage)
|
|
|
- err = msg_loop_sendpage(c1, iov_buf, cnt, &s, opt);
|
|
|
- else
|
|
|
- err = msg_loop(c1, iov_count, iov_buf,
|
|
|
- cnt, &s, true, opt);
|
|
|
-
|
|
|
- if (err)
|
|
|
- fprintf(stderr,
|
|
|
- "msg_loop_tx: iov_count %i iov_buf %i cnt %i err %i\n",
|
|
|
- iov_count, iov_buf, cnt, err);
|
|
|
- shutdown(c1, SHUT_RDWR);
|
|
|
- if (s.end.tv_sec - s.start.tv_sec) {
|
|
|
- sent_Bps = sentBps(s);
|
|
|
- recvd_Bps = recvdBps(s);
|
|
|
- }
|
|
|
- if (opt->verbose)
|
|
|
- fprintf(stdout,
|
|
|
- "tx_sendmsg: TX: %zuB %fB/s %f GB/s RX: %zuB %fB/s %fGB/s\n",
|
|
|
- s.bytes_sent, sent_Bps, sent_Bps/giga,
|
|
|
- s.bytes_recvd, recvd_Bps, recvd_Bps/giga);
|
|
|
- exit(1);
|
|
|
- } else if (txpid == -1) {
|
|
|
- perror("msg_loop_tx: ");
|
|
|
- return errno;
|
|
|
- }
|
|
|
-
|
|
|
- assert(waitpid(rxpid, &status, 0) == rxpid);
|
|
|
- assert(waitpid(txpid, &status, 0) == txpid);
|
|
|
- return err;
|
|
|
-}
|
|
|
-
|
|
|
-static int forever_ping_pong(int rate, struct sockmap_options *opt)
|
|
|
-{
|
|
|
- struct timeval timeout;
|
|
|
- char buf[1024] = {0};
|
|
|
- int sc;
|
|
|
-
|
|
|
- timeout.tv_sec = 10;
|
|
|
- timeout.tv_usec = 0;
|
|
|
-
|
|
|
- /* Ping/Pong data from client to server */
|
|
|
- sc = send(c1, buf, sizeof(buf), 0);
|
|
|
- if (sc < 0) {
|
|
|
- perror("send failed()\n");
|
|
|
- return sc;
|
|
|
- }
|
|
|
-
|
|
|
- do {
|
|
|
- int s, rc, i, max_fd = p2;
|
|
|
- fd_set w;
|
|
|
-
|
|
|
- /* FD sets */
|
|
|
- FD_ZERO(&w);
|
|
|
- FD_SET(c1, &w);
|
|
|
- FD_SET(c2, &w);
|
|
|
- FD_SET(p1, &w);
|
|
|
- FD_SET(p2, &w);
|
|
|
-
|
|
|
- s = select(max_fd + 1, &w, NULL, NULL, &timeout);
|
|
|
- if (s == -1) {
|
|
|
- perror("select()");
|
|
|
- break;
|
|
|
- } else if (!s) {
|
|
|
- fprintf(stderr, "unexpected timeout\n");
|
|
|
- break;
|
|
|
- }
|
|
|
-
|
|
|
- for (i = 0; i <= max_fd && s > 0; ++i) {
|
|
|
- if (!FD_ISSET(i, &w))
|
|
|
- continue;
|
|
|
-
|
|
|
- s--;
|
|
|
-
|
|
|
- rc = recv(i, buf, sizeof(buf), 0);
|
|
|
- if (rc < 0) {
|
|
|
- if (errno != EWOULDBLOCK) {
|
|
|
- perror("recv failed()\n");
|
|
|
- return rc;
|
|
|
- }
|
|
|
- }
|
|
|
-
|
|
|
- if (rc == 0) {
|
|
|
- close(i);
|
|
|
- break;
|
|
|
- }
|
|
|
-
|
|
|
- sc = send(i, buf, rc, 0);
|
|
|
- if (sc < 0) {
|
|
|
- perror("send failed()\n");
|
|
|
- return sc;
|
|
|
- }
|
|
|
- }
|
|
|
-
|
|
|
- if (rate)
|
|
|
- sleep(rate);
|
|
|
-
|
|
|
- if (opt->verbose) {
|
|
|
- printf(".");
|
|
|
- fflush(stdout);
|
|
|
-
|
|
|
- }
|
|
|
- } while (running);
|
|
|
-
|
|
|
- return 0;
|
|
|
-}
|
|
|
-
|
|
|
-enum {
|
|
|
- PING_PONG,
|
|
|
- SENDMSG,
|
|
|
- BASE,
|
|
|
- BASE_SENDPAGE,
|
|
|
- SENDPAGE,
|
|
|
-};
|
|
|
-
|
|
|
-static int run_options(struct sockmap_options *options, int cg_fd, int test)
|
|
|
-{
|
|
|
- int i, key, next_key, err, tx_prog_fd = -1, zero = 0;
|
|
|
-
|
|
|
- /* If base test skip BPF setup */
|
|
|
- if (test == BASE || test == BASE_SENDPAGE)
|
|
|
- goto run;
|
|
|
-
|
|
|
- /* Attach programs to sockmap */
|
|
|
- err = bpf_prog_attach(prog_fd[0], map_fd[0],
|
|
|
- BPF_SK_SKB_STREAM_PARSER, 0);
|
|
|
- if (err) {
|
|
|
- fprintf(stderr, "ERROR: bpf_prog_attach (sockmap): %d (%s)\n",
|
|
|
- err, strerror(errno));
|
|
|
- return err;
|
|
|
- }
|
|
|
-
|
|
|
- err = bpf_prog_attach(prog_fd[1], map_fd[0],
|
|
|
- BPF_SK_SKB_STREAM_VERDICT, 0);
|
|
|
- if (err) {
|
|
|
- fprintf(stderr, "ERROR: bpf_prog_attach (sockmap): %d (%s)\n",
|
|
|
- err, strerror(errno));
|
|
|
- return err;
|
|
|
- }
|
|
|
-
|
|
|
- /* Attach to cgroups */
|
|
|
- err = bpf_prog_attach(prog_fd[2], cg_fd, BPF_CGROUP_SOCK_OPS, 0);
|
|
|
- if (err) {
|
|
|
- fprintf(stderr, "ERROR: bpf_prog_attach (groups): %d (%s)\n",
|
|
|
- err, strerror(errno));
|
|
|
- return err;
|
|
|
- }
|
|
|
-
|
|
|
-run:
|
|
|
- err = sockmap_init_sockets(options->verbose);
|
|
|
- if (err) {
|
|
|
- fprintf(stderr, "ERROR: test socket failed: %d\n", err);
|
|
|
- goto out;
|
|
|
- }
|
|
|
-
|
|
|
- /* Attach txmsg program to sockmap */
|
|
|
- if (txmsg_pass)
|
|
|
- tx_prog_fd = prog_fd[3];
|
|
|
- else if (txmsg_noisy)
|
|
|
- tx_prog_fd = prog_fd[4];
|
|
|
- else if (txmsg_redir)
|
|
|
- tx_prog_fd = prog_fd[5];
|
|
|
- else if (txmsg_redir_noisy)
|
|
|
- tx_prog_fd = prog_fd[6];
|
|
|
- else if (txmsg_drop)
|
|
|
- tx_prog_fd = prog_fd[9];
|
|
|
- /* apply and cork must be last */
|
|
|
- else if (txmsg_apply)
|
|
|
- tx_prog_fd = prog_fd[7];
|
|
|
- else if (txmsg_cork)
|
|
|
- tx_prog_fd = prog_fd[8];
|
|
|
- else
|
|
|
- tx_prog_fd = 0;
|
|
|
-
|
|
|
- if (tx_prog_fd) {
|
|
|
- int redir_fd, i = 0;
|
|
|
-
|
|
|
- err = bpf_prog_attach(tx_prog_fd,
|
|
|
- map_fd[1], BPF_SK_MSG_VERDICT, 0);
|
|
|
- if (err) {
|
|
|
- fprintf(stderr,
|
|
|
- "ERROR: bpf_prog_attach (txmsg): %d (%s)\n",
|
|
|
- err, strerror(errno));
|
|
|
- goto out;
|
|
|
- }
|
|
|
-
|
|
|
- err = bpf_map_update_elem(map_fd[1], &i, &c1, BPF_ANY);
|
|
|
- if (err) {
|
|
|
- fprintf(stderr,
|
|
|
- "ERROR: bpf_map_update_elem (txmsg): %d (%s\n",
|
|
|
- err, strerror(errno));
|
|
|
- goto out;
|
|
|
- }
|
|
|
-
|
|
|
- if (txmsg_redir || txmsg_redir_noisy)
|
|
|
- redir_fd = c2;
|
|
|
- else
|
|
|
- redir_fd = c1;
|
|
|
-
|
|
|
- err = bpf_map_update_elem(map_fd[2], &i, &redir_fd, BPF_ANY);
|
|
|
- if (err) {
|
|
|
- fprintf(stderr,
|
|
|
- "ERROR: bpf_map_update_elem (txmsg): %d (%s\n",
|
|
|
- err, strerror(errno));
|
|
|
- goto out;
|
|
|
- }
|
|
|
-
|
|
|
- if (txmsg_apply) {
|
|
|
- err = bpf_map_update_elem(map_fd[3],
|
|
|
- &i, &txmsg_apply, BPF_ANY);
|
|
|
- if (err) {
|
|
|
- fprintf(stderr,
|
|
|
- "ERROR: bpf_map_update_elem (apply_bytes): %d (%s\n",
|
|
|
- err, strerror(errno));
|
|
|
- goto out;
|
|
|
- }
|
|
|
- }
|
|
|
-
|
|
|
- if (txmsg_cork) {
|
|
|
- err = bpf_map_update_elem(map_fd[4],
|
|
|
- &i, &txmsg_cork, BPF_ANY);
|
|
|
- if (err) {
|
|
|
- fprintf(stderr,
|
|
|
- "ERROR: bpf_map_update_elem (cork_bytes): %d (%s\n",
|
|
|
- err, strerror(errno));
|
|
|
- goto out;
|
|
|
- }
|
|
|
- }
|
|
|
-
|
|
|
- if (txmsg_start) {
|
|
|
- err = bpf_map_update_elem(map_fd[5],
|
|
|
- &i, &txmsg_start, BPF_ANY);
|
|
|
- if (err) {
|
|
|
- fprintf(stderr,
|
|
|
- "ERROR: bpf_map_update_elem (txmsg_start): %d (%s)\n",
|
|
|
- err, strerror(errno));
|
|
|
- goto out;
|
|
|
- }
|
|
|
- }
|
|
|
-
|
|
|
- if (txmsg_end) {
|
|
|
- i = 1;
|
|
|
- err = bpf_map_update_elem(map_fd[5],
|
|
|
- &i, &txmsg_end, BPF_ANY);
|
|
|
- if (err) {
|
|
|
- fprintf(stderr,
|
|
|
- "ERROR: bpf_map_update_elem (txmsg_end): %d (%s)\n",
|
|
|
- err, strerror(errno));
|
|
|
- goto out;
|
|
|
- }
|
|
|
- }
|
|
|
-
|
|
|
- if (txmsg_ingress) {
|
|
|
- int in = BPF_F_INGRESS;
|
|
|
-
|
|
|
- i = 0;
|
|
|
- err = bpf_map_update_elem(map_fd[6], &i, &in, BPF_ANY);
|
|
|
- if (err) {
|
|
|
- fprintf(stderr,
|
|
|
- "ERROR: bpf_map_update_elem (txmsg_ingress): %d (%s)\n",
|
|
|
- err, strerror(errno));
|
|
|
- }
|
|
|
- i = 1;
|
|
|
- err = bpf_map_update_elem(map_fd[1], &i, &p1, BPF_ANY);
|
|
|
- if (err) {
|
|
|
- fprintf(stderr,
|
|
|
- "ERROR: bpf_map_update_elem (p1 txmsg): %d (%s)\n",
|
|
|
- err, strerror(errno));
|
|
|
- }
|
|
|
- err = bpf_map_update_elem(map_fd[2], &i, &p1, BPF_ANY);
|
|
|
- if (err) {
|
|
|
- fprintf(stderr,
|
|
|
- "ERROR: bpf_map_update_elem (p1 redir): %d (%s)\n",
|
|
|
- err, strerror(errno));
|
|
|
- }
|
|
|
-
|
|
|
- i = 2;
|
|
|
- err = bpf_map_update_elem(map_fd[2], &i, &p2, BPF_ANY);
|
|
|
- if (err) {
|
|
|
- fprintf(stderr,
|
|
|
- "ERROR: bpf_map_update_elem (p2 txmsg): %d (%s)\n",
|
|
|
- err, strerror(errno));
|
|
|
- }
|
|
|
- }
|
|
|
-
|
|
|
- if (txmsg_skb) {
|
|
|
- int skb_fd = (test == SENDMSG || test == SENDPAGE) ? p2 : p1;
|
|
|
- int ingress = BPF_F_INGRESS;
|
|
|
-
|
|
|
- i = 0;
|
|
|
- err = bpf_map_update_elem(map_fd[7], &i, &ingress, BPF_ANY);
|
|
|
- if (err) {
|
|
|
- fprintf(stderr,
|
|
|
- "ERROR: bpf_map_update_elem (txmsg_ingress): %d (%s)\n",
|
|
|
- err, strerror(errno));
|
|
|
- }
|
|
|
-
|
|
|
- i = 3;
|
|
|
- err = bpf_map_update_elem(map_fd[0], &i, &skb_fd, BPF_ANY);
|
|
|
- if (err) {
|
|
|
- fprintf(stderr,
|
|
|
- "ERROR: bpf_map_update_elem (c1 sockmap): %d (%s)\n",
|
|
|
- err, strerror(errno));
|
|
|
- }
|
|
|
- }
|
|
|
- }
|
|
|
-
|
|
|
- if (txmsg_drop)
|
|
|
- options->drop_expected = true;
|
|
|
-
|
|
|
- if (test == PING_PONG)
|
|
|
- err = forever_ping_pong(options->rate, options);
|
|
|
- else if (test == SENDMSG) {
|
|
|
- options->base = false;
|
|
|
- options->sendpage = false;
|
|
|
- err = sendmsg_test(options);
|
|
|
- } else if (test == SENDPAGE) {
|
|
|
- options->base = false;
|
|
|
- options->sendpage = true;
|
|
|
- err = sendmsg_test(options);
|
|
|
- } else if (test == BASE) {
|
|
|
- options->base = true;
|
|
|
- options->sendpage = false;
|
|
|
- err = sendmsg_test(options);
|
|
|
- } else if (test == BASE_SENDPAGE) {
|
|
|
- options->base = true;
|
|
|
- options->sendpage = true;
|
|
|
- err = sendmsg_test(options);
|
|
|
- } else
|
|
|
- fprintf(stderr, "unknown test\n");
|
|
|
-out:
|
|
|
- /* Detatch and zero all the maps */
|
|
|
- bpf_prog_detach2(prog_fd[2], cg_fd, BPF_CGROUP_SOCK_OPS);
|
|
|
- bpf_prog_detach2(prog_fd[0], map_fd[0], BPF_SK_SKB_STREAM_PARSER);
|
|
|
- bpf_prog_detach2(prog_fd[1], map_fd[0], BPF_SK_SKB_STREAM_VERDICT);
|
|
|
- if (tx_prog_fd >= 0)
|
|
|
- bpf_prog_detach2(tx_prog_fd, map_fd[1], BPF_SK_MSG_VERDICT);
|
|
|
-
|
|
|
- for (i = 0; i < 8; i++) {
|
|
|
- key = next_key = 0;
|
|
|
- bpf_map_update_elem(map_fd[i], &key, &zero, BPF_ANY);
|
|
|
- while (bpf_map_get_next_key(map_fd[i], &key, &next_key) == 0) {
|
|
|
- bpf_map_update_elem(map_fd[i], &key, &zero, BPF_ANY);
|
|
|
- key = next_key;
|
|
|
- }
|
|
|
- }
|
|
|
-
|
|
|
- close(s1);
|
|
|
- close(s2);
|
|
|
- close(p1);
|
|
|
- close(p2);
|
|
|
- close(c1);
|
|
|
- close(c2);
|
|
|
- return err;
|
|
|
-}
|
|
|
-
|
|
|
-static char *test_to_str(int test)
|
|
|
-{
|
|
|
- switch (test) {
|
|
|
- case SENDMSG:
|
|
|
- return "sendmsg";
|
|
|
- case SENDPAGE:
|
|
|
- return "sendpage";
|
|
|
- }
|
|
|
- return "unknown";
|
|
|
-}
|
|
|
-
|
|
|
-#define OPTSTRING 60
|
|
|
-static void test_options(char *options)
|
|
|
-{
|
|
|
- memset(options, 0, OPTSTRING);
|
|
|
-
|
|
|
- if (txmsg_pass)
|
|
|
- strncat(options, "pass,", OPTSTRING);
|
|
|
- if (txmsg_noisy)
|
|
|
- strncat(options, "pass_noisy,", OPTSTRING);
|
|
|
- if (txmsg_redir)
|
|
|
- strncat(options, "redir,", OPTSTRING);
|
|
|
- if (txmsg_redir_noisy)
|
|
|
- strncat(options, "redir_noisy,", OPTSTRING);
|
|
|
- if (txmsg_drop)
|
|
|
- strncat(options, "drop,", OPTSTRING);
|
|
|
- if (txmsg_apply)
|
|
|
- strncat(options, "apply,", OPTSTRING);
|
|
|
- if (txmsg_cork)
|
|
|
- strncat(options, "cork,", OPTSTRING);
|
|
|
- if (txmsg_start)
|
|
|
- strncat(options, "start,", OPTSTRING);
|
|
|
- if (txmsg_end)
|
|
|
- strncat(options, "end,", OPTSTRING);
|
|
|
- if (txmsg_ingress)
|
|
|
- strncat(options, "ingress,", OPTSTRING);
|
|
|
- if (txmsg_skb)
|
|
|
- strncat(options, "skb,", OPTSTRING);
|
|
|
-}
|
|
|
-
|
|
|
-static int __test_exec(int cgrp, int test, struct sockmap_options *opt)
|
|
|
-{
|
|
|
- char *options = calloc(60, sizeof(char));
|
|
|
- int err;
|
|
|
-
|
|
|
- if (test == SENDPAGE)
|
|
|
- opt->sendpage = true;
|
|
|
- else
|
|
|
- opt->sendpage = false;
|
|
|
-
|
|
|
- if (txmsg_drop)
|
|
|
- opt->drop_expected = true;
|
|
|
- else
|
|
|
- opt->drop_expected = false;
|
|
|
-
|
|
|
- test_options(options);
|
|
|
-
|
|
|
- fprintf(stdout,
|
|
|
- "[TEST %i]: (%i, %i, %i, %s, %s): ",
|
|
|
- test_cnt, opt->rate, opt->iov_count, opt->iov_length,
|
|
|
- test_to_str(test), options);
|
|
|
- fflush(stdout);
|
|
|
- err = run_options(opt, cgrp, test);
|
|
|
- fprintf(stdout, "%s\n", !err ? "PASS" : "FAILED");
|
|
|
- test_cnt++;
|
|
|
- free(options);
|
|
|
- return err;
|
|
|
-}
|
|
|
-
|
|
|
-static int test_exec(int cgrp, struct sockmap_options *opt)
|
|
|
-{
|
|
|
- int err = __test_exec(cgrp, SENDMSG, opt);
|
|
|
-
|
|
|
- sched_yield();
|
|
|
- if (err)
|
|
|
- goto out;
|
|
|
-
|
|
|
- err = __test_exec(cgrp, SENDPAGE, opt);
|
|
|
- sched_yield();
|
|
|
-out:
|
|
|
- return err;
|
|
|
-}
|
|
|
-
|
|
|
-static int test_loop(int cgrp)
|
|
|
-{
|
|
|
- struct sockmap_options opt;
|
|
|
-
|
|
|
- int err, i, l, r;
|
|
|
-
|
|
|
- opt.verbose = 0;
|
|
|
- opt.base = false;
|
|
|
- opt.sendpage = false;
|
|
|
- opt.data_test = false;
|
|
|
- opt.drop_expected = false;
|
|
|
- opt.iov_count = 0;
|
|
|
- opt.iov_length = 0;
|
|
|
- opt.rate = 0;
|
|
|
-
|
|
|
- for (r = 1; r < 100; r += 33) {
|
|
|
- for (i = 1; i < 100; i += 33) {
|
|
|
- for (l = 1; l < 100; l += 33) {
|
|
|
- opt.rate = r;
|
|
|
- opt.iov_count = i;
|
|
|
- opt.iov_length = l;
|
|
|
- err = test_exec(cgrp, &opt);
|
|
|
- if (err)
|
|
|
- goto out;
|
|
|
- }
|
|
|
- }
|
|
|
- }
|
|
|
-
|
|
|
-out:
|
|
|
- return err;
|
|
|
-}
|
|
|
-
|
|
|
-static int test_txmsg(int cgrp)
|
|
|
-{
|
|
|
- int err;
|
|
|
-
|
|
|
- txmsg_pass = txmsg_noisy = txmsg_redir_noisy = txmsg_drop = 0;
|
|
|
- txmsg_apply = txmsg_cork = 0;
|
|
|
- txmsg_ingress = txmsg_skb = 0;
|
|
|
-
|
|
|
- txmsg_pass = 1;
|
|
|
- err = test_loop(cgrp);
|
|
|
- txmsg_pass = 0;
|
|
|
- if (err)
|
|
|
- goto out;
|
|
|
-
|
|
|
- txmsg_redir = 1;
|
|
|
- err = test_loop(cgrp);
|
|
|
- txmsg_redir = 0;
|
|
|
- if (err)
|
|
|
- goto out;
|
|
|
-
|
|
|
- txmsg_drop = 1;
|
|
|
- err = test_loop(cgrp);
|
|
|
- txmsg_drop = 0;
|
|
|
- if (err)
|
|
|
- goto out;
|
|
|
-
|
|
|
- txmsg_redir = 1;
|
|
|
- txmsg_ingress = 1;
|
|
|
- err = test_loop(cgrp);
|
|
|
- txmsg_redir = 0;
|
|
|
- txmsg_ingress = 0;
|
|
|
- if (err)
|
|
|
- goto out;
|
|
|
-out:
|
|
|
- txmsg_pass = 0;
|
|
|
- txmsg_redir = 0;
|
|
|
- txmsg_drop = 0;
|
|
|
- return err;
|
|
|
-}
|
|
|
-
|
|
|
-static int test_send(struct sockmap_options *opt, int cgrp)
|
|
|
-{
|
|
|
- int err;
|
|
|
-
|
|
|
- opt->iov_length = 1;
|
|
|
- opt->iov_count = 1;
|
|
|
- opt->rate = 1;
|
|
|
- err = test_exec(cgrp, opt);
|
|
|
- if (err)
|
|
|
- goto out;
|
|
|
-
|
|
|
- opt->iov_length = 1;
|
|
|
- opt->iov_count = 1024;
|
|
|
- opt->rate = 1;
|
|
|
- err = test_exec(cgrp, opt);
|
|
|
- if (err)
|
|
|
- goto out;
|
|
|
-
|
|
|
- opt->iov_length = 1024;
|
|
|
- opt->iov_count = 1;
|
|
|
- opt->rate = 1;
|
|
|
- err = test_exec(cgrp, opt);
|
|
|
- if (err)
|
|
|
- goto out;
|
|
|
-
|
|
|
- opt->iov_length = 1;
|
|
|
- opt->iov_count = 1;
|
|
|
- opt->rate = 1024;
|
|
|
- err = test_exec(cgrp, opt);
|
|
|
- if (err)
|
|
|
- goto out;
|
|
|
-
|
|
|
- opt->iov_length = 256;
|
|
|
- opt->iov_count = 1024;
|
|
|
- opt->rate = 10;
|
|
|
- err = test_exec(cgrp, opt);
|
|
|
- if (err)
|
|
|
- goto out;
|
|
|
-
|
|
|
- opt->rate = 100;
|
|
|
- opt->iov_count = 1;
|
|
|
- opt->iov_length = 5;
|
|
|
- err = test_exec(cgrp, opt);
|
|
|
- if (err)
|
|
|
- goto out;
|
|
|
-out:
|
|
|
- return err;
|
|
|
-}
|
|
|
-
|
|
|
-static int test_mixed(int cgrp)
|
|
|
-{
|
|
|
- struct sockmap_options opt = {0};
|
|
|
- int err;
|
|
|
-
|
|
|
- txmsg_pass = txmsg_noisy = txmsg_redir_noisy = txmsg_drop = 0;
|
|
|
- txmsg_apply = txmsg_cork = 0;
|
|
|
- txmsg_start = txmsg_end = 0;
|
|
|
- /* Test small and large iov_count values with pass/redir/apply/cork */
|
|
|
- txmsg_pass = 1;
|
|
|
- txmsg_redir = 0;
|
|
|
- txmsg_apply = 1;
|
|
|
- txmsg_cork = 0;
|
|
|
- err = test_send(&opt, cgrp);
|
|
|
- if (err)
|
|
|
- goto out;
|
|
|
-
|
|
|
- txmsg_pass = 1;
|
|
|
- txmsg_redir = 0;
|
|
|
- txmsg_apply = 0;
|
|
|
- txmsg_cork = 1;
|
|
|
- err = test_send(&opt, cgrp);
|
|
|
- if (err)
|
|
|
- goto out;
|
|
|
-
|
|
|
- txmsg_pass = 1;
|
|
|
- txmsg_redir = 0;
|
|
|
- txmsg_apply = 1;
|
|
|
- txmsg_cork = 1;
|
|
|
- err = test_send(&opt, cgrp);
|
|
|
- if (err)
|
|
|
- goto out;
|
|
|
-
|
|
|
- txmsg_pass = 1;
|
|
|
- txmsg_redir = 0;
|
|
|
- txmsg_apply = 1024;
|
|
|
- txmsg_cork = 0;
|
|
|
- err = test_send(&opt, cgrp);
|
|
|
- if (err)
|
|
|
- goto out;
|
|
|
-
|
|
|
- txmsg_pass = 1;
|
|
|
- txmsg_redir = 0;
|
|
|
- txmsg_apply = 0;
|
|
|
- txmsg_cork = 1024;
|
|
|
- err = test_send(&opt, cgrp);
|
|
|
- if (err)
|
|
|
- goto out;
|
|
|
-
|
|
|
- txmsg_pass = 1;
|
|
|
- txmsg_redir = 0;
|
|
|
- txmsg_apply = 1024;
|
|
|
- txmsg_cork = 1024;
|
|
|
- err = test_send(&opt, cgrp);
|
|
|
- if (err)
|
|
|
- goto out;
|
|
|
-
|
|
|
- txmsg_pass = 1;
|
|
|
- txmsg_redir = 0;
|
|
|
- txmsg_cork = 4096;
|
|
|
- txmsg_apply = 4096;
|
|
|
- err = test_send(&opt, cgrp);
|
|
|
- if (err)
|
|
|
- goto out;
|
|
|
-
|
|
|
- txmsg_pass = 0;
|
|
|
- txmsg_redir = 1;
|
|
|
- txmsg_apply = 1;
|
|
|
- txmsg_cork = 0;
|
|
|
- err = test_send(&opt, cgrp);
|
|
|
- if (err)
|
|
|
- goto out;
|
|
|
-
|
|
|
- txmsg_pass = 0;
|
|
|
- txmsg_redir = 1;
|
|
|
- txmsg_apply = 0;
|
|
|
- txmsg_cork = 1;
|
|
|
- err = test_send(&opt, cgrp);
|
|
|
- if (err)
|
|
|
- goto out;
|
|
|
-
|
|
|
- txmsg_pass = 0;
|
|
|
- txmsg_redir = 1;
|
|
|
- txmsg_apply = 1024;
|
|
|
- txmsg_cork = 0;
|
|
|
- err = test_send(&opt, cgrp);
|
|
|
- if (err)
|
|
|
- goto out;
|
|
|
-
|
|
|
- txmsg_pass = 0;
|
|
|
- txmsg_redir = 1;
|
|
|
- txmsg_apply = 0;
|
|
|
- txmsg_cork = 1024;
|
|
|
- err = test_send(&opt, cgrp);
|
|
|
- if (err)
|
|
|
- goto out;
|
|
|
-
|
|
|
- txmsg_pass = 0;
|
|
|
- txmsg_redir = 1;
|
|
|
- txmsg_apply = 1024;
|
|
|
- txmsg_cork = 1024;
|
|
|
- err = test_send(&opt, cgrp);
|
|
|
- if (err)
|
|
|
- goto out;
|
|
|
-
|
|
|
- txmsg_pass = 0;
|
|
|
- txmsg_redir = 1;
|
|
|
- txmsg_cork = 4096;
|
|
|
- txmsg_apply = 4096;
|
|
|
- err = test_send(&opt, cgrp);
|
|
|
- if (err)
|
|
|
- goto out;
|
|
|
-out:
|
|
|
- return err;
|
|
|
-}
|
|
|
-
|
|
|
-static int test_start_end(int cgrp)
|
|
|
-{
|
|
|
- struct sockmap_options opt = {0};
|
|
|
- int err, i;
|
|
|
-
|
|
|
- /* Test basic start/end with lots of iov_count and iov_lengths */
|
|
|
- txmsg_start = 1;
|
|
|
- txmsg_end = 2;
|
|
|
- err = test_txmsg(cgrp);
|
|
|
- if (err)
|
|
|
- goto out;
|
|
|
-
|
|
|
- /* Test start/end with cork */
|
|
|
- opt.rate = 16;
|
|
|
- opt.iov_count = 1;
|
|
|
- opt.iov_length = 100;
|
|
|
- txmsg_cork = 1600;
|
|
|
-
|
|
|
- for (i = 99; i <= 1600; i += 100) {
|
|
|
- txmsg_start = 0;
|
|
|
- txmsg_end = i;
|
|
|
- err = test_exec(cgrp, &opt);
|
|
|
- if (err)
|
|
|
- goto out;
|
|
|
- }
|
|
|
-
|
|
|
- /* Test start/end with cork but pull data in middle */
|
|
|
- for (i = 199; i <= 1600; i += 100) {
|
|
|
- txmsg_start = 100;
|
|
|
- txmsg_end = i;
|
|
|
- err = test_exec(cgrp, &opt);
|
|
|
- if (err)
|
|
|
- goto out;
|
|
|
- }
|
|
|
-
|
|
|
- /* Test start/end with cork pulling last sg entry */
|
|
|
- txmsg_start = 1500;
|
|
|
- txmsg_end = 1600;
|
|
|
- err = test_exec(cgrp, &opt);
|
|
|
- if (err)
|
|
|
- goto out;
|
|
|
-
|
|
|
- /* Test start/end pull of single byte in last page */
|
|
|
- txmsg_start = 1111;
|
|
|
- txmsg_end = 1112;
|
|
|
- err = test_exec(cgrp, &opt);
|
|
|
- if (err)
|
|
|
- goto out;
|
|
|
-
|
|
|
- /* Test start/end with end < start */
|
|
|
- txmsg_start = 1111;
|
|
|
- txmsg_end = 0;
|
|
|
- err = test_exec(cgrp, &opt);
|
|
|
- if (err)
|
|
|
- goto out;
|
|
|
-
|
|
|
- /* Test start/end with end > data */
|
|
|
- txmsg_start = 0;
|
|
|
- txmsg_end = 1601;
|
|
|
- err = test_exec(cgrp, &opt);
|
|
|
- if (err)
|
|
|
- goto out;
|
|
|
-
|
|
|
- /* Test start/end with start > data */
|
|
|
- txmsg_start = 1601;
|
|
|
- txmsg_end = 1600;
|
|
|
- err = test_exec(cgrp, &opt);
|
|
|
-
|
|
|
-out:
|
|
|
- txmsg_start = 0;
|
|
|
- txmsg_end = 0;
|
|
|
- return err;
|
|
|
-}
|
|
|
-
|
|
|
-static int test_suite(void)
|
|
|
-{
|
|
|
- char *bpf_file = BPF_FILENAME;
|
|
|
- int cg_fd, err;
|
|
|
-
|
|
|
- cg_fd = open(BPF_CGRP, O_DIRECTORY, O_RDONLY);
|
|
|
- if (cg_fd < 0) {
|
|
|
- fprintf(stderr,
|
|
|
- "ERROR: (%i) open cg path failed: %s\n",
|
|
|
- cg_fd, optarg);
|
|
|
- return cg_fd;
|
|
|
- }
|
|
|
-
|
|
|
- if (load_bpf_file(bpf_file)) {
|
|
|
- fprintf(stderr, "load_bpf_file: (%s) %s\n",
|
|
|
- bpf_file, strerror(errno));
|
|
|
- return 1;
|
|
|
- }
|
|
|
-
|
|
|
- /* Tests basic commands and APIs with range of iov values */
|
|
|
- txmsg_start = txmsg_end = 0;
|
|
|
- err = test_txmsg(cg_fd);
|
|
|
- if (err)
|
|
|
- goto out;
|
|
|
-
|
|
|
- /* Tests interesting combinations of APIs used together */
|
|
|
- err = test_mixed(cg_fd);
|
|
|
- if (err)
|
|
|
- goto out;
|
|
|
-
|
|
|
- /* Tests pull_data API using start/end API */
|
|
|
- err = test_start_end(cg_fd);
|
|
|
- if (err)
|
|
|
- goto out;
|
|
|
-
|
|
|
-out:
|
|
|
- close(cg_fd);
|
|
|
- return err;
|
|
|
-}
|
|
|
-
|
|
|
-int main(int argc, char **argv)
|
|
|
-{
|
|
|
- struct rlimit r = {10 * 1024 * 1024, RLIM_INFINITY};
|
|
|
- int iov_count = 1, length = 1024, rate = 1;
|
|
|
- struct sockmap_options options = {0};
|
|
|
- int opt, longindex, err, cg_fd = 0;
|
|
|
- char *bpf_file = BPF_FILENAME;
|
|
|
- int test = PING_PONG;
|
|
|
-
|
|
|
- if (setrlimit(RLIMIT_MEMLOCK, &r)) {
|
|
|
- perror("setrlimit(RLIMIT_MEMLOCK)");
|
|
|
- return 1;
|
|
|
- }
|
|
|
-
|
|
|
- if (argc < 2)
|
|
|
- return test_suite();
|
|
|
-
|
|
|
- while ((opt = getopt_long(argc, argv, ":dhvc:r:i:l:t:",
|
|
|
- long_options, &longindex)) != -1) {
|
|
|
- switch (opt) {
|
|
|
- case 's':
|
|
|
- txmsg_start = atoi(optarg);
|
|
|
- break;
|
|
|
- case 'e':
|
|
|
- txmsg_end = atoi(optarg);
|
|
|
- break;
|
|
|
- case 'a':
|
|
|
- txmsg_apply = atoi(optarg);
|
|
|
- break;
|
|
|
- case 'k':
|
|
|
- txmsg_cork = atoi(optarg);
|
|
|
- break;
|
|
|
- case 'c':
|
|
|
- cg_fd = open(optarg, O_DIRECTORY, O_RDONLY);
|
|
|
- if (cg_fd < 0) {
|
|
|
- fprintf(stderr,
|
|
|
- "ERROR: (%i) open cg path failed: %s\n",
|
|
|
- cg_fd, optarg);
|
|
|
- return cg_fd;
|
|
|
- }
|
|
|
- break;
|
|
|
- case 'r':
|
|
|
- rate = atoi(optarg);
|
|
|
- break;
|
|
|
- case 'v':
|
|
|
- options.verbose = 1;
|
|
|
- break;
|
|
|
- case 'i':
|
|
|
- iov_count = atoi(optarg);
|
|
|
- break;
|
|
|
- case 'l':
|
|
|
- length = atoi(optarg);
|
|
|
- break;
|
|
|
- case 'd':
|
|
|
- options.data_test = true;
|
|
|
- break;
|
|
|
- case 't':
|
|
|
- if (strcmp(optarg, "ping") == 0) {
|
|
|
- test = PING_PONG;
|
|
|
- } else if (strcmp(optarg, "sendmsg") == 0) {
|
|
|
- test = SENDMSG;
|
|
|
- } else if (strcmp(optarg, "base") == 0) {
|
|
|
- test = BASE;
|
|
|
- } else if (strcmp(optarg, "base_sendpage") == 0) {
|
|
|
- test = BASE_SENDPAGE;
|
|
|
- } else if (strcmp(optarg, "sendpage") == 0) {
|
|
|
- test = SENDPAGE;
|
|
|
- } else {
|
|
|
- usage(argv);
|
|
|
- return -1;
|
|
|
- }
|
|
|
- break;
|
|
|
- case 0:
|
|
|
- break;
|
|
|
- case 'h':
|
|
|
- default:
|
|
|
- usage(argv);
|
|
|
- return -1;
|
|
|
- }
|
|
|
- }
|
|
|
-
|
|
|
- if (!cg_fd) {
|
|
|
- fprintf(stderr, "%s requires cgroup option: --cgroup <path>\n",
|
|
|
- argv[0]);
|
|
|
- return -1;
|
|
|
- }
|
|
|
-
|
|
|
- if (load_bpf_file(bpf_file)) {
|
|
|
- fprintf(stderr, "load_bpf_file: (%s) %s\n",
|
|
|
- bpf_file, strerror(errno));
|
|
|
- return 1;
|
|
|
- }
|
|
|
- running = 1;
|
|
|
-
|
|
|
- /* catch SIGINT */
|
|
|
- signal(SIGINT, running_handler);
|
|
|
-
|
|
|
- options.iov_count = iov_count;
|
|
|
- options.iov_length = length;
|
|
|
- options.rate = rate;
|
|
|
-
|
|
|
- err = run_options(&options, cg_fd, test);
|
|
|
- close(cg_fd);
|
|
|
- return err;
|
|
|
-}
|
|
|
-
|
|
|
-void running_handler(int a)
|
|
|
-{
|
|
|
- running = 0;
|
|
|
-}
|
John Fastabend