116962b24SJohn Fastabend // SPDX-License-Identifier: GPL-2.0 216962b24SJohn Fastabend // Copyright (c) 2017-2018 Covalent IO, Inc. http://covalent.io 316962b24SJohn Fastabend #include <stdio.h> 416962b24SJohn Fastabend #include <stdlib.h> 516962b24SJohn Fastabend #include <sys/socket.h> 616962b24SJohn Fastabend #include <sys/ioctl.h> 716962b24SJohn Fastabend #include <sys/select.h> 816962b24SJohn Fastabend #include <netinet/in.h> 916962b24SJohn Fastabend #include <arpa/inet.h> 1016962b24SJohn Fastabend #include <unistd.h> 1116962b24SJohn Fastabend #include <string.h> 1216962b24SJohn Fastabend #include <errno.h> 1316962b24SJohn Fastabend #include <stdbool.h> 1416962b24SJohn Fastabend #include <signal.h> 1516962b24SJohn Fastabend #include <fcntl.h> 1616962b24SJohn Fastabend #include <sys/wait.h> 1716962b24SJohn Fastabend #include <time.h> 1816962b24SJohn Fastabend #include <sched.h> 1916962b24SJohn Fastabend 2016962b24SJohn Fastabend #include <sys/time.h> 2116962b24SJohn Fastabend #include <sys/resource.h> 2216962b24SJohn Fastabend #include <sys/types.h> 2316962b24SJohn Fastabend #include <sys/sendfile.h> 2416962b24SJohn Fastabend 2516962b24SJohn Fastabend #include <linux/netlink.h> 2616962b24SJohn Fastabend #include <linux/socket.h> 2716962b24SJohn Fastabend #include <linux/sock_diag.h> 2816962b24SJohn Fastabend #include <linux/bpf.h> 2916962b24SJohn Fastabend #include <linux/if_link.h> 30421f4292SDaniel Borkmann #include <linux/tls.h> 3116962b24SJohn Fastabend #include <assert.h> 3216962b24SJohn Fastabend #include <libgen.h> 3316962b24SJohn Fastabend 3416962b24SJohn Fastabend #include <getopt.h> 3516962b24SJohn Fastabend 3616962b24SJohn Fastabend #include <bpf/bpf.h> 3716962b24SJohn Fastabend #include <bpf/libbpf.h> 3816962b24SJohn Fastabend 3916962b24SJohn Fastabend #include "bpf_util.h" 4016962b24SJohn Fastabend #include "bpf_rlimit.h" 4116962b24SJohn Fastabend #include "cgroup_helpers.h" 4216962b24SJohn Fastabend 4316962b24SJohn Fastabend int running; 4416962b24SJohn Fastabend static void running_handler(int a); 4516962b24SJohn Fastabend 46421f4292SDaniel Borkmann #ifndef TCP_ULP 47421f4292SDaniel Borkmann # define TCP_ULP 31 48421f4292SDaniel Borkmann #endif 49421f4292SDaniel Borkmann #ifndef SOL_TLS 50421f4292SDaniel Borkmann # define SOL_TLS 282 51421f4292SDaniel Borkmann #endif 52421f4292SDaniel Borkmann 5316962b24SJohn Fastabend /* randomly selected ports for testing on lo */ 5416962b24SJohn Fastabend #define S1_PORT 10000 5516962b24SJohn Fastabend #define S2_PORT 10001 5616962b24SJohn Fastabend 57b8b394faSJohn Fastabend #define BPF_SOCKMAP_FILENAME "test_sockmap_kern.o" 58b8b394faSJohn Fastabend #define BPF_SOCKHASH_FILENAME "test_sockhash_kern.o" 5916962b24SJohn Fastabend #define CG_PATH "/sockmap" 6016962b24SJohn Fastabend 6116962b24SJohn Fastabend /* global sockets */ 6216962b24SJohn Fastabend int s1, s2, c1, c2, p1, p2; 6316962b24SJohn Fastabend int test_cnt; 6416962b24SJohn Fastabend int passed; 6516962b24SJohn Fastabend int failed; 66463bac5fSJohn Fastabend int map_fd[9]; 67463bac5fSJohn Fastabend struct bpf_map *maps[9]; 6816962b24SJohn Fastabend int prog_fd[11]; 6916962b24SJohn Fastabend 7016962b24SJohn Fastabend int txmsg_pass; 7116962b24SJohn Fastabend int txmsg_redir; 7216962b24SJohn Fastabend int txmsg_drop; 7316962b24SJohn Fastabend int txmsg_apply; 7416962b24SJohn Fastabend int txmsg_cork; 7516962b24SJohn Fastabend int txmsg_start; 7616962b24SJohn Fastabend int txmsg_end; 7784fbfe02SJohn Fastabend int txmsg_start_push; 7884fbfe02SJohn Fastabend int txmsg_end_push; 791ade9abaSJohn Fastabend int txmsg_start_pop; 801ade9abaSJohn Fastabend int txmsg_pop; 8116962b24SJohn Fastabend int txmsg_ingress; 82463bac5fSJohn Fastabend int txmsg_redir_skb; 83463bac5fSJohn Fastabend int txmsg_ktls_skb; 84463bac5fSJohn Fastabend int txmsg_ktls_skb_drop; 85463bac5fSJohn Fastabend int txmsg_ktls_skb_redir; 86e9dd9047SJohn Fastabend int ktls; 87753fb2eeSJohn Fastabend int peek_flag; 8853792fa4SJohn Fastabend int skb_use_parser; 89cdf43c4bSJohn Fastabend int txmsg_omit_skb_parser; 9016962b24SJohn Fastabend 9116962b24SJohn Fastabend static const struct option long_options[] = { 9216962b24SJohn Fastabend {"help", no_argument, NULL, 'h' }, 9316962b24SJohn Fastabend {"cgroup", required_argument, NULL, 'c' }, 9416962b24SJohn Fastabend {"rate", required_argument, NULL, 'r' }, 95b98ca90cSJohn Fastabend {"verbose", optional_argument, NULL, 'v' }, 9616962b24SJohn Fastabend {"iov_count", required_argument, NULL, 'i' }, 9716962b24SJohn Fastabend {"length", required_argument, NULL, 'l' }, 9816962b24SJohn Fastabend {"test", required_argument, NULL, 't' }, 9916962b24SJohn Fastabend {"data_test", no_argument, NULL, 'd' }, 10016962b24SJohn Fastabend {"txmsg", no_argument, &txmsg_pass, 1 }, 10116962b24SJohn Fastabend {"txmsg_redir", no_argument, &txmsg_redir, 1 }, 10216962b24SJohn Fastabend {"txmsg_drop", no_argument, &txmsg_drop, 1 }, 10316962b24SJohn Fastabend {"txmsg_apply", required_argument, NULL, 'a'}, 10416962b24SJohn Fastabend {"txmsg_cork", required_argument, NULL, 'k'}, 10516962b24SJohn Fastabend {"txmsg_start", required_argument, NULL, 's'}, 10616962b24SJohn Fastabend {"txmsg_end", required_argument, NULL, 'e'}, 10784fbfe02SJohn Fastabend {"txmsg_start_push", required_argument, NULL, 'p'}, 10884fbfe02SJohn Fastabend {"txmsg_end_push", required_argument, NULL, 'q'}, 1091ade9abaSJohn Fastabend {"txmsg_start_pop", required_argument, NULL, 'w'}, 1101ade9abaSJohn Fastabend {"txmsg_pop", required_argument, NULL, 'x'}, 11116962b24SJohn Fastabend {"txmsg_ingress", no_argument, &txmsg_ingress, 1 }, 112463bac5fSJohn Fastabend {"txmsg_redir_skb", no_argument, &txmsg_redir_skb, 1 }, 113e9dd9047SJohn Fastabend {"ktls", no_argument, &ktls, 1 }, 114753fb2eeSJohn Fastabend {"peek", no_argument, &peek_flag, 1 }, 115cdf43c4bSJohn Fastabend {"txmsg_omit_skb_parser", no_argument, &txmsg_omit_skb_parser, 1}, 116065a74cbSJohn Fastabend {"whitelist", required_argument, NULL, 'n' }, 117a7238f7cSJohn Fastabend {"blacklist", required_argument, NULL, 'b' }, 11816962b24SJohn Fastabend {0, 0, NULL, 0 } 11916962b24SJohn Fastabend }; 12016962b24SJohn Fastabend 121328aa08aSJohn Fastabend struct test_env { 122328aa08aSJohn Fastabend const char *type; 123328aa08aSJohn Fastabend const char *subtest; 12496586dd9SJohn Fastabend const char *prepend; 125328aa08aSJohn Fastabend 126328aa08aSJohn Fastabend int test_num; 127328aa08aSJohn Fastabend int subtest_num; 128328aa08aSJohn Fastabend 129328aa08aSJohn Fastabend int succ_cnt; 130328aa08aSJohn Fastabend int fail_cnt; 131328aa08aSJohn Fastabend int fail_last; 132328aa08aSJohn Fastabend }; 133328aa08aSJohn Fastabend 134328aa08aSJohn Fastabend struct test_env env; 135328aa08aSJohn Fastabend 13696586dd9SJohn Fastabend struct sockmap_options { 13796586dd9SJohn Fastabend int verbose; 13896586dd9SJohn Fastabend bool base; 13996586dd9SJohn Fastabend bool sendpage; 14096586dd9SJohn Fastabend bool data_test; 14196586dd9SJohn Fastabend bool drop_expected; 142*d6967214SLiu Jian bool check_recved_len; 14396586dd9SJohn Fastabend int iov_count; 14496586dd9SJohn Fastabend int iov_length; 14596586dd9SJohn Fastabend int rate; 14696586dd9SJohn Fastabend char *map; 14796586dd9SJohn Fastabend char *whitelist; 14896586dd9SJohn Fastabend char *blacklist; 14996586dd9SJohn Fastabend char *prepend; 15096586dd9SJohn Fastabend }; 15196586dd9SJohn Fastabend 15296586dd9SJohn Fastabend struct _test { 15396586dd9SJohn Fastabend char *title; 15496586dd9SJohn Fastabend void (*tester)(int cg_fd, struct sockmap_options *opt); 15596586dd9SJohn Fastabend }; 15696586dd9SJohn Fastabend 157328aa08aSJohn Fastabend static void test_start(void) 158328aa08aSJohn Fastabend { 159328aa08aSJohn Fastabend env.subtest_num++; 160328aa08aSJohn Fastabend } 161328aa08aSJohn Fastabend 162328aa08aSJohn Fastabend static void test_fail(void) 163328aa08aSJohn Fastabend { 164328aa08aSJohn Fastabend env.fail_cnt++; 165328aa08aSJohn Fastabend } 166328aa08aSJohn Fastabend 167328aa08aSJohn Fastabend static void test_pass(void) 168328aa08aSJohn Fastabend { 169328aa08aSJohn Fastabend env.succ_cnt++; 170328aa08aSJohn Fastabend } 171328aa08aSJohn Fastabend 172328aa08aSJohn Fastabend static void test_reset(void) 173328aa08aSJohn Fastabend { 174328aa08aSJohn Fastabend txmsg_start = txmsg_end = 0; 175328aa08aSJohn Fastabend txmsg_start_pop = txmsg_pop = 0; 176328aa08aSJohn Fastabend txmsg_start_push = txmsg_end_push = 0; 177328aa08aSJohn Fastabend txmsg_pass = txmsg_drop = txmsg_redir = 0; 178328aa08aSJohn Fastabend txmsg_apply = txmsg_cork = 0; 179463bac5fSJohn Fastabend txmsg_ingress = txmsg_redir_skb = 0; 180463bac5fSJohn Fastabend txmsg_ktls_skb = txmsg_ktls_skb_drop = txmsg_ktls_skb_redir = 0; 181cdf43c4bSJohn Fastabend txmsg_omit_skb_parser = 0; 18253792fa4SJohn Fastabend skb_use_parser = 0; 183328aa08aSJohn Fastabend } 184328aa08aSJohn Fastabend 18596586dd9SJohn Fastabend static int test_start_subtest(const struct _test *t, struct sockmap_options *o) 186328aa08aSJohn Fastabend { 18796586dd9SJohn Fastabend env.type = o->map; 18896586dd9SJohn Fastabend env.subtest = t->title; 18996586dd9SJohn Fastabend env.prepend = o->prepend; 190328aa08aSJohn Fastabend env.test_num++; 191328aa08aSJohn Fastabend env.subtest_num = 0; 192328aa08aSJohn Fastabend env.fail_last = env.fail_cnt; 193328aa08aSJohn Fastabend test_reset(); 194328aa08aSJohn Fastabend return 0; 195328aa08aSJohn Fastabend } 196328aa08aSJohn Fastabend 197328aa08aSJohn Fastabend static void test_end_subtest(void) 198328aa08aSJohn Fastabend { 199328aa08aSJohn Fastabend int error = env.fail_cnt - env.fail_last; 200328aa08aSJohn Fastabend int type = strcmp(env.type, BPF_SOCKMAP_FILENAME); 201328aa08aSJohn Fastabend 202328aa08aSJohn Fastabend if (!error) 203328aa08aSJohn Fastabend test_pass(); 204328aa08aSJohn Fastabend 20596586dd9SJohn Fastabend fprintf(stdout, "#%2d/%2d %8s:%s:%s:%s\n", 206328aa08aSJohn Fastabend env.test_num, env.subtest_num, 207328aa08aSJohn Fastabend !type ? "sockmap" : "sockhash", 20896586dd9SJohn Fastabend env.prepend ? : "", 209328aa08aSJohn Fastabend env.subtest, error ? "FAIL" : "OK"); 210328aa08aSJohn Fastabend } 211328aa08aSJohn Fastabend 212328aa08aSJohn Fastabend static void test_print_results(void) 213328aa08aSJohn Fastabend { 214328aa08aSJohn Fastabend fprintf(stdout, "Pass: %d Fail: %d\n", 215328aa08aSJohn Fastabend env.succ_cnt, env.fail_cnt); 216328aa08aSJohn Fastabend } 217328aa08aSJohn Fastabend 21816962b24SJohn Fastabend static void usage(char *argv[]) 21916962b24SJohn Fastabend { 22016962b24SJohn Fastabend int i; 22116962b24SJohn Fastabend 22216962b24SJohn Fastabend printf(" Usage: %s --cgroup <cgroup_path>\n", argv[0]); 22316962b24SJohn Fastabend printf(" options:\n"); 22416962b24SJohn Fastabend for (i = 0; long_options[i].name != 0; i++) { 22516962b24SJohn Fastabend printf(" --%-12s", long_options[i].name); 22616962b24SJohn Fastabend if (long_options[i].flag != NULL) 22716962b24SJohn Fastabend printf(" flag (internal value:%d)\n", 22816962b24SJohn Fastabend *long_options[i].flag); 22916962b24SJohn Fastabend else 23016962b24SJohn Fastabend printf(" -%c\n", long_options[i].val); 23116962b24SJohn Fastabend } 23216962b24SJohn Fastabend printf("\n"); 23316962b24SJohn Fastabend } 23416962b24SJohn Fastabend 235e9dd9047SJohn Fastabend char *sock_to_string(int s) 236e9dd9047SJohn Fastabend { 237e9dd9047SJohn Fastabend if (s == c1) 238e9dd9047SJohn Fastabend return "client1"; 239e9dd9047SJohn Fastabend else if (s == c2) 240e9dd9047SJohn Fastabend return "client2"; 241e9dd9047SJohn Fastabend else if (s == s1) 242e9dd9047SJohn Fastabend return "server1"; 243e9dd9047SJohn Fastabend else if (s == s2) 244e9dd9047SJohn Fastabend return "server2"; 245e9dd9047SJohn Fastabend else if (s == p1) 246e9dd9047SJohn Fastabend return "peer1"; 247e9dd9047SJohn Fastabend else if (s == p2) 248e9dd9047SJohn Fastabend return "peer2"; 249e9dd9047SJohn Fastabend else 250e9dd9047SJohn Fastabend return "unknown"; 251e9dd9047SJohn Fastabend } 252e9dd9047SJohn Fastabend 253e9dd9047SJohn Fastabend static int sockmap_init_ktls(int verbose, int s) 254e9dd9047SJohn Fastabend { 255e9dd9047SJohn Fastabend struct tls12_crypto_info_aes_gcm_128 tls_tx = { 256e9dd9047SJohn Fastabend .info = { 257e9dd9047SJohn Fastabend .version = TLS_1_2_VERSION, 258e9dd9047SJohn Fastabend .cipher_type = TLS_CIPHER_AES_GCM_128, 259e9dd9047SJohn Fastabend }, 260e9dd9047SJohn Fastabend }; 261e9dd9047SJohn Fastabend struct tls12_crypto_info_aes_gcm_128 tls_rx = { 262e9dd9047SJohn Fastabend .info = { 263e9dd9047SJohn Fastabend .version = TLS_1_2_VERSION, 264e9dd9047SJohn Fastabend .cipher_type = TLS_CIPHER_AES_GCM_128, 265e9dd9047SJohn Fastabend }, 266e9dd9047SJohn Fastabend }; 267e9dd9047SJohn Fastabend int so_buf = 6553500; 268e9dd9047SJohn Fastabend int err; 269e9dd9047SJohn Fastabend 270e9dd9047SJohn Fastabend err = setsockopt(s, 6, TCP_ULP, "tls", sizeof("tls")); 271e9dd9047SJohn Fastabend if (err) { 272e9dd9047SJohn Fastabend fprintf(stderr, "setsockopt: TCP_ULP(%s) failed with error %i\n", sock_to_string(s), err); 273e9dd9047SJohn Fastabend return -EINVAL; 274e9dd9047SJohn Fastabend } 275e9dd9047SJohn Fastabend err = setsockopt(s, SOL_TLS, TLS_TX, (void *)&tls_tx, sizeof(tls_tx)); 276e9dd9047SJohn Fastabend if (err) { 277e9dd9047SJohn Fastabend fprintf(stderr, "setsockopt: TLS_TX(%s) failed with error %i\n", sock_to_string(s), err); 278e9dd9047SJohn Fastabend return -EINVAL; 279e9dd9047SJohn Fastabend } 280e9dd9047SJohn Fastabend err = setsockopt(s, SOL_TLS, TLS_RX, (void *)&tls_rx, sizeof(tls_rx)); 281e9dd9047SJohn Fastabend if (err) { 282e9dd9047SJohn Fastabend fprintf(stderr, "setsockopt: TLS_RX(%s) failed with error %i\n", sock_to_string(s), err); 283e9dd9047SJohn Fastabend return -EINVAL; 284e9dd9047SJohn Fastabend } 285e9dd9047SJohn Fastabend err = setsockopt(s, SOL_SOCKET, SO_SNDBUF, &so_buf, sizeof(so_buf)); 286e9dd9047SJohn Fastabend if (err) { 287e9dd9047SJohn Fastabend fprintf(stderr, "setsockopt: (%s) failed sndbuf with error %i\n", sock_to_string(s), err); 288e9dd9047SJohn Fastabend return -EINVAL; 289e9dd9047SJohn Fastabend } 290e9dd9047SJohn Fastabend err = setsockopt(s, SOL_SOCKET, SO_RCVBUF, &so_buf, sizeof(so_buf)); 291e9dd9047SJohn Fastabend if (err) { 292e9dd9047SJohn Fastabend fprintf(stderr, "setsockopt: (%s) failed rcvbuf with error %i\n", sock_to_string(s), err); 293e9dd9047SJohn Fastabend return -EINVAL; 294e9dd9047SJohn Fastabend } 295e9dd9047SJohn Fastabend 296e9dd9047SJohn Fastabend if (verbose) 297e9dd9047SJohn Fastabend fprintf(stdout, "socket(%s) kTLS enabled\n", sock_to_string(s)); 298e9dd9047SJohn Fastabend return 0; 299e9dd9047SJohn Fastabend } 30016962b24SJohn Fastabend static int sockmap_init_sockets(int verbose) 30116962b24SJohn Fastabend { 30216962b24SJohn Fastabend int i, err, one = 1; 30316962b24SJohn Fastabend struct sockaddr_in addr; 30416962b24SJohn Fastabend int *fds[4] = {&s1, &s2, &c1, &c2}; 30516962b24SJohn Fastabend 30616962b24SJohn Fastabend s1 = s2 = p1 = p2 = c1 = c2 = 0; 30716962b24SJohn Fastabend 30816962b24SJohn Fastabend /* Init sockets */ 30916962b24SJohn Fastabend for (i = 0; i < 4; i++) { 31016962b24SJohn Fastabend *fds[i] = socket(AF_INET, SOCK_STREAM, 0); 31116962b24SJohn Fastabend if (*fds[i] < 0) { 31216962b24SJohn Fastabend perror("socket s1 failed()"); 31316962b24SJohn Fastabend return errno; 31416962b24SJohn Fastabend } 31516962b24SJohn Fastabend } 31616962b24SJohn Fastabend 31716962b24SJohn Fastabend /* Allow reuse */ 31816962b24SJohn Fastabend for (i = 0; i < 2; i++) { 31916962b24SJohn Fastabend err = setsockopt(*fds[i], SOL_SOCKET, SO_REUSEADDR, 32016962b24SJohn Fastabend (char *)&one, sizeof(one)); 32116962b24SJohn Fastabend if (err) { 32216962b24SJohn Fastabend perror("setsockopt failed()"); 32316962b24SJohn Fastabend return errno; 32416962b24SJohn Fastabend } 32516962b24SJohn Fastabend } 32616962b24SJohn Fastabend 32716962b24SJohn Fastabend /* Non-blocking sockets */ 32816962b24SJohn Fastabend for (i = 0; i < 2; i++) { 32916962b24SJohn Fastabend err = ioctl(*fds[i], FIONBIO, (char *)&one); 33016962b24SJohn Fastabend if (err < 0) { 33116962b24SJohn Fastabend perror("ioctl s1 failed()"); 33216962b24SJohn Fastabend return errno; 33316962b24SJohn Fastabend } 33416962b24SJohn Fastabend } 33516962b24SJohn Fastabend 33616962b24SJohn Fastabend /* Bind server sockets */ 33716962b24SJohn Fastabend memset(&addr, 0, sizeof(struct sockaddr_in)); 33816962b24SJohn Fastabend addr.sin_family = AF_INET; 33916962b24SJohn Fastabend addr.sin_addr.s_addr = inet_addr("127.0.0.1"); 34016962b24SJohn Fastabend 34116962b24SJohn Fastabend addr.sin_port = htons(S1_PORT); 34216962b24SJohn Fastabend err = bind(s1, (struct sockaddr *)&addr, sizeof(addr)); 34316962b24SJohn Fastabend if (err < 0) { 344e5dc9dd3SJakub Kicinski perror("bind s1 failed()"); 34516962b24SJohn Fastabend return errno; 34616962b24SJohn Fastabend } 34716962b24SJohn Fastabend 34816962b24SJohn Fastabend addr.sin_port = htons(S2_PORT); 34916962b24SJohn Fastabend err = bind(s2, (struct sockaddr *)&addr, sizeof(addr)); 35016962b24SJohn Fastabend if (err < 0) { 351e5dc9dd3SJakub Kicinski perror("bind s2 failed()"); 35216962b24SJohn Fastabend return errno; 35316962b24SJohn Fastabend } 35416962b24SJohn Fastabend 35516962b24SJohn Fastabend /* Listen server sockets */ 35616962b24SJohn Fastabend addr.sin_port = htons(S1_PORT); 35716962b24SJohn Fastabend err = listen(s1, 32); 35816962b24SJohn Fastabend if (err < 0) { 359e5dc9dd3SJakub Kicinski perror("listen s1 failed()"); 36016962b24SJohn Fastabend return errno; 36116962b24SJohn Fastabend } 36216962b24SJohn Fastabend 36316962b24SJohn Fastabend addr.sin_port = htons(S2_PORT); 36416962b24SJohn Fastabend err = listen(s2, 32); 36516962b24SJohn Fastabend if (err < 0) { 366e5dc9dd3SJakub Kicinski perror("listen s1 failed()"); 36716962b24SJohn Fastabend return errno; 36816962b24SJohn Fastabend } 36916962b24SJohn Fastabend 37016962b24SJohn Fastabend /* Initiate Connect */ 37116962b24SJohn Fastabend addr.sin_port = htons(S1_PORT); 37216962b24SJohn Fastabend err = connect(c1, (struct sockaddr *)&addr, sizeof(addr)); 37316962b24SJohn Fastabend if (err < 0 && errno != EINPROGRESS) { 374e5dc9dd3SJakub Kicinski perror("connect c1 failed()"); 37516962b24SJohn Fastabend return errno; 37616962b24SJohn Fastabend } 37716962b24SJohn Fastabend 37816962b24SJohn Fastabend addr.sin_port = htons(S2_PORT); 37916962b24SJohn Fastabend err = connect(c2, (struct sockaddr *)&addr, sizeof(addr)); 38016962b24SJohn Fastabend if (err < 0 && errno != EINPROGRESS) { 381e5dc9dd3SJakub Kicinski perror("connect c2 failed()"); 38216962b24SJohn Fastabend return errno; 38316962b24SJohn Fastabend } else if (err < 0) { 38416962b24SJohn Fastabend err = 0; 38516962b24SJohn Fastabend } 38616962b24SJohn Fastabend 38716962b24SJohn Fastabend /* Accept Connecrtions */ 38816962b24SJohn Fastabend p1 = accept(s1, NULL, NULL); 38916962b24SJohn Fastabend if (p1 < 0) { 390e5dc9dd3SJakub Kicinski perror("accept s1 failed()"); 39116962b24SJohn Fastabend return errno; 39216962b24SJohn Fastabend } 39316962b24SJohn Fastabend 39416962b24SJohn Fastabend p2 = accept(s2, NULL, NULL); 39516962b24SJohn Fastabend if (p2 < 0) { 396e5dc9dd3SJakub Kicinski perror("accept s1 failed()"); 39716962b24SJohn Fastabend return errno; 39816962b24SJohn Fastabend } 39916962b24SJohn Fastabend 400b98ca90cSJohn Fastabend if (verbose > 1) { 40116962b24SJohn Fastabend printf("connected sockets: c1 <-> p1, c2 <-> p2\n"); 40216962b24SJohn Fastabend printf("cgroups binding: c1(%i) <-> s1(%i) - - - c2(%i) <-> s2(%i)\n", 40316962b24SJohn Fastabend c1, s1, c2, s2); 40416962b24SJohn Fastabend } 40516962b24SJohn Fastabend return 0; 40616962b24SJohn Fastabend } 40716962b24SJohn Fastabend 40816962b24SJohn Fastabend struct msg_stats { 40916962b24SJohn Fastabend size_t bytes_sent; 41016962b24SJohn Fastabend size_t bytes_recvd; 41116962b24SJohn Fastabend struct timespec start; 41216962b24SJohn Fastabend struct timespec end; 41316962b24SJohn Fastabend }; 41416962b24SJohn Fastabend 41516962b24SJohn Fastabend static int msg_loop_sendpage(int fd, int iov_length, int cnt, 41616962b24SJohn Fastabend struct msg_stats *s, 41716962b24SJohn Fastabend struct sockmap_options *opt) 41816962b24SJohn Fastabend { 41916962b24SJohn Fastabend bool drop = opt->drop_expected; 42016962b24SJohn Fastabend unsigned char k = 0; 42116962b24SJohn Fastabend FILE *file; 42216962b24SJohn Fastabend int i, fp; 42316962b24SJohn Fastabend 424c31dbb1eSLorenz Bauer file = tmpfile(); 4254b67c515SJakub Kicinski if (!file) { 4264b67c515SJakub Kicinski perror("create file for sendpage"); 4274b67c515SJakub Kicinski return 1; 4284b67c515SJakub Kicinski } 42916962b24SJohn Fastabend for (i = 0; i < iov_length * cnt; i++, k++) 43016962b24SJohn Fastabend fwrite(&k, sizeof(char), 1, file); 43116962b24SJohn Fastabend fflush(file); 43216962b24SJohn Fastabend fseek(file, 0, SEEK_SET); 43316962b24SJohn Fastabend 434c31dbb1eSLorenz Bauer fp = fileno(file); 4354b67c515SJakub Kicinski 43616962b24SJohn Fastabend clock_gettime(CLOCK_MONOTONIC, &s->start); 43716962b24SJohn Fastabend for (i = 0; i < cnt; i++) { 438248aba1dSJohn Fastabend int sent; 439248aba1dSJohn Fastabend 440248aba1dSJohn Fastabend errno = 0; 441248aba1dSJohn Fastabend sent = sendfile(fd, fp, NULL, iov_length); 44216962b24SJohn Fastabend 44316962b24SJohn Fastabend if (!drop && sent < 0) { 444248aba1dSJohn Fastabend perror("sendpage loop error"); 445c31dbb1eSLorenz Bauer fclose(file); 44616962b24SJohn Fastabend return sent; 44716962b24SJohn Fastabend } else if (drop && sent >= 0) { 448248aba1dSJohn Fastabend printf("sendpage loop error expected: %i errno %i\n", 449248aba1dSJohn Fastabend sent, errno); 450c31dbb1eSLorenz Bauer fclose(file); 45116962b24SJohn Fastabend return -EIO; 45216962b24SJohn Fastabend } 45316962b24SJohn Fastabend 45416962b24SJohn Fastabend if (sent > 0) 45516962b24SJohn Fastabend s->bytes_sent += sent; 45616962b24SJohn Fastabend } 45716962b24SJohn Fastabend clock_gettime(CLOCK_MONOTONIC, &s->end); 458c31dbb1eSLorenz Bauer fclose(file); 45916962b24SJohn Fastabend return 0; 46016962b24SJohn Fastabend } 46116962b24SJohn Fastabend 462753fb2eeSJohn Fastabend static void msg_free_iov(struct msghdr *msg) 46316962b24SJohn Fastabend { 464753fb2eeSJohn Fastabend int i; 465753fb2eeSJohn Fastabend 466753fb2eeSJohn Fastabend for (i = 0; i < msg->msg_iovlen; i++) 467753fb2eeSJohn Fastabend free(msg->msg_iov[i].iov_base); 468753fb2eeSJohn Fastabend free(msg->msg_iov); 469753fb2eeSJohn Fastabend msg->msg_iov = NULL; 470753fb2eeSJohn Fastabend msg->msg_iovlen = 0; 471753fb2eeSJohn Fastabend } 472753fb2eeSJohn Fastabend 473753fb2eeSJohn Fastabend static int msg_alloc_iov(struct msghdr *msg, 474753fb2eeSJohn Fastabend int iov_count, int iov_length, 475753fb2eeSJohn Fastabend bool data, bool xmit) 476753fb2eeSJohn Fastabend { 477753fb2eeSJohn Fastabend unsigned char k = 0; 47816962b24SJohn Fastabend struct iovec *iov; 479753fb2eeSJohn Fastabend int i; 48016962b24SJohn Fastabend 48116962b24SJohn Fastabend iov = calloc(iov_count, sizeof(struct iovec)); 48216962b24SJohn Fastabend if (!iov) 48316962b24SJohn Fastabend return errno; 48416962b24SJohn Fastabend 48516962b24SJohn Fastabend for (i = 0; i < iov_count; i++) { 48616962b24SJohn Fastabend unsigned char *d = calloc(iov_length, sizeof(char)); 48716962b24SJohn Fastabend 48816962b24SJohn Fastabend if (!d) { 48916962b24SJohn Fastabend fprintf(stderr, "iov_count %i/%i OOM\n", i, iov_count); 490753fb2eeSJohn Fastabend goto unwind_iov; 49116962b24SJohn Fastabend } 49216962b24SJohn Fastabend iov[i].iov_base = d; 49316962b24SJohn Fastabend iov[i].iov_len = iov_length; 49416962b24SJohn Fastabend 495753fb2eeSJohn Fastabend if (data && xmit) { 49616962b24SJohn Fastabend int j; 49716962b24SJohn Fastabend 49816962b24SJohn Fastabend for (j = 0; j < iov_length; j++) 49916962b24SJohn Fastabend d[j] = k++; 50016962b24SJohn Fastabend } 50116962b24SJohn Fastabend } 50216962b24SJohn Fastabend 503753fb2eeSJohn Fastabend msg->msg_iov = iov; 504753fb2eeSJohn Fastabend msg->msg_iovlen = iov_count; 505753fb2eeSJohn Fastabend 506753fb2eeSJohn Fastabend return 0; 507753fb2eeSJohn Fastabend unwind_iov: 508753fb2eeSJohn Fastabend for (i--; i >= 0 ; i--) 509753fb2eeSJohn Fastabend free(msg->msg_iov[i].iov_base); 510753fb2eeSJohn Fastabend return -ENOMEM; 511753fb2eeSJohn Fastabend } 512753fb2eeSJohn Fastabend 513753fb2eeSJohn Fastabend static int msg_verify_data(struct msghdr *msg, int size, int chunk_sz) 514753fb2eeSJohn Fastabend { 515463bac5fSJohn Fastabend int i, j = 0, bytes_cnt = 0; 516753fb2eeSJohn Fastabend unsigned char k = 0; 517753fb2eeSJohn Fastabend 518753fb2eeSJohn Fastabend for (i = 0; i < msg->msg_iovlen; i++) { 519753fb2eeSJohn Fastabend unsigned char *d = msg->msg_iov[i].iov_base; 520753fb2eeSJohn Fastabend 521463bac5fSJohn Fastabend /* Special case test for skb ingress + ktls */ 522463bac5fSJohn Fastabend if (i == 0 && txmsg_ktls_skb) { 523463bac5fSJohn Fastabend if (msg->msg_iov[i].iov_len < 4) 524463bac5fSJohn Fastabend return -EIO; 525463bac5fSJohn Fastabend if (memcmp(d, "PASS", 4) != 0) { 526463bac5fSJohn Fastabend fprintf(stderr, 52791274ca5SJohn Fastabend "detected skb data error with skb ingress update @iov[%i]:%i \"%02x %02x %02x %02x\" != \"PASS\"\n", 52891274ca5SJohn Fastabend i, 0, d[0], d[1], d[2], d[3]); 529463bac5fSJohn Fastabend return -EIO; 530463bac5fSJohn Fastabend } 53191274ca5SJohn Fastabend j = 4; /* advance index past PASS header */ 532463bac5fSJohn Fastabend } 533463bac5fSJohn Fastabend 534463bac5fSJohn Fastabend for (; j < msg->msg_iov[i].iov_len && size; j++) { 535753fb2eeSJohn Fastabend if (d[j] != k++) { 536753fb2eeSJohn Fastabend fprintf(stderr, 537753fb2eeSJohn Fastabend "detected data corruption @iov[%i]:%i %02x != %02x, %02x ?= %02x\n", 538753fb2eeSJohn Fastabend i, j, d[j], k - 1, d[j+1], k); 539753fb2eeSJohn Fastabend return -EIO; 540753fb2eeSJohn Fastabend } 541753fb2eeSJohn Fastabend bytes_cnt++; 542753fb2eeSJohn Fastabend if (bytes_cnt == chunk_sz) { 54316962b24SJohn Fastabend k = 0; 544753fb2eeSJohn Fastabend bytes_cnt = 0; 545753fb2eeSJohn Fastabend } 546753fb2eeSJohn Fastabend size--; 547753fb2eeSJohn Fastabend } 548753fb2eeSJohn Fastabend } 549753fb2eeSJohn Fastabend return 0; 550753fb2eeSJohn Fastabend } 551753fb2eeSJohn Fastabend 552753fb2eeSJohn Fastabend static int msg_loop(int fd, int iov_count, int iov_length, int cnt, 553753fb2eeSJohn Fastabend struct msg_stats *s, bool tx, 554753fb2eeSJohn Fastabend struct sockmap_options *opt) 555753fb2eeSJohn Fastabend { 556753fb2eeSJohn Fastabend struct msghdr msg = {0}, msg_peek = {0}; 557753fb2eeSJohn Fastabend int err, i, flags = MSG_NOSIGNAL; 558753fb2eeSJohn Fastabend bool drop = opt->drop_expected; 559753fb2eeSJohn Fastabend bool data = opt->data_test; 560*d6967214SLiu Jian int iov_alloc_length = iov_length; 561753fb2eeSJohn Fastabend 562*d6967214SLiu Jian if (!tx && opt->check_recved_len) 563*d6967214SLiu Jian iov_alloc_length *= 2; 564*d6967214SLiu Jian 565*d6967214SLiu Jian err = msg_alloc_iov(&msg, iov_count, iov_alloc_length, data, tx); 566753fb2eeSJohn Fastabend if (err) 567753fb2eeSJohn Fastabend goto out_errno; 568753fb2eeSJohn Fastabend if (peek_flag) { 569753fb2eeSJohn Fastabend err = msg_alloc_iov(&msg_peek, iov_count, iov_length, data, tx); 570753fb2eeSJohn Fastabend if (err) 571753fb2eeSJohn Fastabend goto out_errno; 572753fb2eeSJohn Fastabend } 57316962b24SJohn Fastabend 57416962b24SJohn Fastabend if (tx) { 57516962b24SJohn Fastabend clock_gettime(CLOCK_MONOTONIC, &s->start); 57616962b24SJohn Fastabend for (i = 0; i < cnt; i++) { 577248aba1dSJohn Fastabend int sent; 578248aba1dSJohn Fastabend 579248aba1dSJohn Fastabend errno = 0; 580248aba1dSJohn Fastabend sent = sendmsg(fd, &msg, flags); 58116962b24SJohn Fastabend 58216962b24SJohn Fastabend if (!drop && sent < 0) { 583248aba1dSJohn Fastabend perror("sendmsg loop error"); 58416962b24SJohn Fastabend goto out_errno; 58516962b24SJohn Fastabend } else if (drop && sent >= 0) { 586248aba1dSJohn Fastabend fprintf(stderr, 587248aba1dSJohn Fastabend "sendmsg loop error expected: %i errno %i\n", 588248aba1dSJohn Fastabend sent, errno); 58916962b24SJohn Fastabend errno = -EIO; 59016962b24SJohn Fastabend goto out_errno; 59116962b24SJohn Fastabend } 59216962b24SJohn Fastabend if (sent > 0) 59316962b24SJohn Fastabend s->bytes_sent += sent; 59416962b24SJohn Fastabend } 59516962b24SJohn Fastabend clock_gettime(CLOCK_MONOTONIC, &s->end); 59616962b24SJohn Fastabend } else { 597753fb2eeSJohn Fastabend int slct, recvp = 0, recv, max_fd = fd; 5981ade9abaSJohn Fastabend float total_bytes, txmsg_pop_total; 59916962b24SJohn Fastabend int fd_flags = O_NONBLOCK; 60016962b24SJohn Fastabend struct timeval timeout; 60116962b24SJohn Fastabend fd_set w; 60216962b24SJohn Fastabend 60316962b24SJohn Fastabend fcntl(fd, fd_flags); 6041ade9abaSJohn Fastabend /* Account for pop bytes noting each iteration of apply will 6051ade9abaSJohn Fastabend * call msg_pop_data helper so we need to account for this 6061ade9abaSJohn Fastabend * by calculating the number of apply iterations. Note user 6071ade9abaSJohn Fastabend * of the tool can create cases where no data is sent by 6081ade9abaSJohn Fastabend * manipulating pop/push/pull/etc. For example txmsg_apply 1 6091ade9abaSJohn Fastabend * with txmsg_pop 1 will try to apply 1B at a time but each 6101ade9abaSJohn Fastabend * iteration will then pop 1B so no data will ever be sent. 6111ade9abaSJohn Fastabend * This is really only useful for testing edge cases in code 6121ade9abaSJohn Fastabend * paths. 6131ade9abaSJohn Fastabend */ 61416962b24SJohn Fastabend total_bytes = (float)iov_count * (float)iov_length * (float)cnt; 6151ade9abaSJohn Fastabend if (txmsg_apply) 61618d4e900SJohn Fastabend txmsg_pop_total = txmsg_pop * (total_bytes / txmsg_apply); 61718d4e900SJohn Fastabend else 61818d4e900SJohn Fastabend txmsg_pop_total = txmsg_pop * cnt; 6191ade9abaSJohn Fastabend total_bytes -= txmsg_pop_total; 62016962b24SJohn Fastabend err = clock_gettime(CLOCK_MONOTONIC, &s->start); 62116962b24SJohn Fastabend if (err < 0) 622e5dc9dd3SJakub Kicinski perror("recv start time"); 62316962b24SJohn Fastabend while (s->bytes_recvd < total_bytes) { 624a009f1f3SPrashant Bhole if (txmsg_cork) { 625a18fda1aSJohn Fastabend timeout.tv_sec = 0; 6263c6ed988SDaniel Borkmann timeout.tv_usec = 300000; 627a009f1f3SPrashant Bhole } else { 6281ade9abaSJohn Fastabend timeout.tv_sec = 3; 629a009f1f3SPrashant Bhole timeout.tv_usec = 0; 630a009f1f3SPrashant Bhole } 63116962b24SJohn Fastabend 63216962b24SJohn Fastabend /* FD sets */ 63316962b24SJohn Fastabend FD_ZERO(&w); 63416962b24SJohn Fastabend FD_SET(fd, &w); 63516962b24SJohn Fastabend 63616962b24SJohn Fastabend slct = select(max_fd + 1, &w, NULL, NULL, &timeout); 63716962b24SJohn Fastabend if (slct == -1) { 63816962b24SJohn Fastabend perror("select()"); 63916962b24SJohn Fastabend clock_gettime(CLOCK_MONOTONIC, &s->end); 64016962b24SJohn Fastabend goto out_errno; 64116962b24SJohn Fastabend } else if (!slct) { 64216962b24SJohn Fastabend if (opt->verbose) 6431ade9abaSJohn Fastabend fprintf(stderr, "unexpected timeout: recved %zu/%f pop_total %f\n", s->bytes_recvd, total_bytes, txmsg_pop_total); 64416962b24SJohn Fastabend errno = -EIO; 64516962b24SJohn Fastabend clock_gettime(CLOCK_MONOTONIC, &s->end); 64616962b24SJohn Fastabend goto out_errno; 64716962b24SJohn Fastabend } 64816962b24SJohn Fastabend 649753fb2eeSJohn Fastabend errno = 0; 650753fb2eeSJohn Fastabend if (peek_flag) { 651753fb2eeSJohn Fastabend flags |= MSG_PEEK; 652753fb2eeSJohn Fastabend recvp = recvmsg(fd, &msg_peek, flags); 653753fb2eeSJohn Fastabend if (recvp < 0) { 654753fb2eeSJohn Fastabend if (errno != EWOULDBLOCK) { 655753fb2eeSJohn Fastabend clock_gettime(CLOCK_MONOTONIC, &s->end); 656753fb2eeSJohn Fastabend goto out_errno; 657753fb2eeSJohn Fastabend } 658753fb2eeSJohn Fastabend } 659753fb2eeSJohn Fastabend flags = 0; 660753fb2eeSJohn Fastabend } 661753fb2eeSJohn Fastabend 66216962b24SJohn Fastabend recv = recvmsg(fd, &msg, flags); 66316962b24SJohn Fastabend if (recv < 0) { 66416962b24SJohn Fastabend if (errno != EWOULDBLOCK) { 66516962b24SJohn Fastabend clock_gettime(CLOCK_MONOTONIC, &s->end); 666e5dc9dd3SJakub Kicinski perror("recv failed()"); 66716962b24SJohn Fastabend goto out_errno; 66816962b24SJohn Fastabend } 66916962b24SJohn Fastabend } 67016962b24SJohn Fastabend 67116962b24SJohn Fastabend s->bytes_recvd += recv; 67216962b24SJohn Fastabend 673*d6967214SLiu Jian if (opt->check_recved_len && s->bytes_recvd > total_bytes) { 674*d6967214SLiu Jian errno = EMSGSIZE; 675*d6967214SLiu Jian fprintf(stderr, "recv failed(), bytes_recvd:%zd, total_bytes:%f\n", 676*d6967214SLiu Jian s->bytes_recvd, total_bytes); 677*d6967214SLiu Jian goto out_errno; 678*d6967214SLiu Jian } 679*d6967214SLiu Jian 680753fb2eeSJohn Fastabend if (data) { 681753fb2eeSJohn Fastabend int chunk_sz = opt->sendpage ? 682753fb2eeSJohn Fastabend iov_length * cnt : 683753fb2eeSJohn Fastabend iov_length * iov_count; 68416962b24SJohn Fastabend 685753fb2eeSJohn Fastabend errno = msg_verify_data(&msg, recv, chunk_sz); 686753fb2eeSJohn Fastabend if (errno) { 687e5dc9dd3SJakub Kicinski perror("data verify msg failed"); 68816962b24SJohn Fastabend goto out_errno; 68916962b24SJohn Fastabend } 690753fb2eeSJohn Fastabend if (recvp) { 691753fb2eeSJohn Fastabend errno = msg_verify_data(&msg_peek, 692753fb2eeSJohn Fastabend recvp, 693753fb2eeSJohn Fastabend chunk_sz); 694753fb2eeSJohn Fastabend if (errno) { 695e5dc9dd3SJakub Kicinski perror("data verify msg_peek failed"); 696753fb2eeSJohn Fastabend goto out_errno; 69716962b24SJohn Fastabend } 69816962b24SJohn Fastabend } 69916962b24SJohn Fastabend } 70016962b24SJohn Fastabend } 70116962b24SJohn Fastabend clock_gettime(CLOCK_MONOTONIC, &s->end); 70216962b24SJohn Fastabend } 70316962b24SJohn Fastabend 704753fb2eeSJohn Fastabend msg_free_iov(&msg); 705753fb2eeSJohn Fastabend msg_free_iov(&msg_peek); 706753fb2eeSJohn Fastabend return err; 70716962b24SJohn Fastabend out_errno: 708753fb2eeSJohn Fastabend msg_free_iov(&msg); 709753fb2eeSJohn Fastabend msg_free_iov(&msg_peek); 71016962b24SJohn Fastabend return errno; 71116962b24SJohn Fastabend } 71216962b24SJohn Fastabend 71316962b24SJohn Fastabend static float giga = 1000000000; 71416962b24SJohn Fastabend 71516962b24SJohn Fastabend static inline float sentBps(struct msg_stats s) 71616962b24SJohn Fastabend { 71716962b24SJohn Fastabend return s.bytes_sent / (s.end.tv_sec - s.start.tv_sec); 71816962b24SJohn Fastabend } 71916962b24SJohn Fastabend 72016962b24SJohn Fastabend static inline float recvdBps(struct msg_stats s) 72116962b24SJohn Fastabend { 72216962b24SJohn Fastabend return s.bytes_recvd / (s.end.tv_sec - s.start.tv_sec); 72316962b24SJohn Fastabend } 72416962b24SJohn Fastabend 72516962b24SJohn Fastabend static int sendmsg_test(struct sockmap_options *opt) 72616962b24SJohn Fastabend { 72716962b24SJohn Fastabend float sent_Bps = 0, recvd_Bps = 0; 72816962b24SJohn Fastabend int rx_fd, txpid, rxpid, err = 0; 72916962b24SJohn Fastabend struct msg_stats s = {0}; 73016962b24SJohn Fastabend int iov_count = opt->iov_count; 73116962b24SJohn Fastabend int iov_buf = opt->iov_length; 73216edddfeSPrashant Bhole int rx_status, tx_status; 73316962b24SJohn Fastabend int cnt = opt->rate; 73416962b24SJohn Fastabend 73516962b24SJohn Fastabend errno = 0; 73616962b24SJohn Fastabend 73716962b24SJohn Fastabend if (opt->base) 73816962b24SJohn Fastabend rx_fd = p1; 73916962b24SJohn Fastabend else 74016962b24SJohn Fastabend rx_fd = p2; 74116962b24SJohn Fastabend 742e9dd9047SJohn Fastabend if (ktls) { 743e9dd9047SJohn Fastabend /* Redirecting into non-TLS socket which sends into a TLS 744e9dd9047SJohn Fastabend * socket is not a valid test. So in this case lets not 745e9dd9047SJohn Fastabend * enable kTLS but still run the test. 746e9dd9047SJohn Fastabend */ 747bce86231SJiapeng Chong if (!txmsg_redir || txmsg_ingress) { 748e9dd9047SJohn Fastabend err = sockmap_init_ktls(opt->verbose, rx_fd); 749e9dd9047SJohn Fastabend if (err) 750e9dd9047SJohn Fastabend return err; 751e9dd9047SJohn Fastabend } 752e9dd9047SJohn Fastabend err = sockmap_init_ktls(opt->verbose, c1); 753e9dd9047SJohn Fastabend if (err) 754e9dd9047SJohn Fastabend return err; 755e9dd9047SJohn Fastabend } 756e9dd9047SJohn Fastabend 75716962b24SJohn Fastabend rxpid = fork(); 75816962b24SJohn Fastabend if (rxpid == 0) { 759*d6967214SLiu Jian if (txmsg_pop || txmsg_start_pop) 76018d4e900SJohn Fastabend iov_buf -= (txmsg_pop - txmsg_start_pop + 1); 761463bac5fSJohn Fastabend if (opt->drop_expected || txmsg_ktls_skb_drop) 76218d4e900SJohn Fastabend _exit(0); 76318d4e900SJohn Fastabend 76418d4e900SJohn Fastabend if (!iov_buf) /* zero bytes sent case */ 76518d4e900SJohn Fastabend _exit(0); 76616962b24SJohn Fastabend 76716962b24SJohn Fastabend if (opt->sendpage) 76816962b24SJohn Fastabend iov_count = 1; 76916962b24SJohn Fastabend err = msg_loop(rx_fd, iov_count, iov_buf, 77016962b24SJohn Fastabend cnt, &s, false, opt); 771b98ca90cSJohn Fastabend if (opt->verbose > 1) 77216962b24SJohn Fastabend fprintf(stderr, 77316962b24SJohn Fastabend "msg_loop_rx: iov_count %i iov_buf %i cnt %i err %i\n", 77416962b24SJohn Fastabend iov_count, iov_buf, cnt, err); 77516962b24SJohn Fastabend if (s.end.tv_sec - s.start.tv_sec) { 77616962b24SJohn Fastabend sent_Bps = sentBps(s); 77716962b24SJohn Fastabend recvd_Bps = recvdBps(s); 77816962b24SJohn Fastabend } 779b98ca90cSJohn Fastabend if (opt->verbose > 1) 78016962b24SJohn Fastabend fprintf(stdout, 781753fb2eeSJohn Fastabend "rx_sendmsg: TX: %zuB %fB/s %fGB/s RX: %zuB %fB/s %fGB/s %s\n", 78216962b24SJohn Fastabend s.bytes_sent, sent_Bps, sent_Bps/giga, 783753fb2eeSJohn Fastabend s.bytes_recvd, recvd_Bps, recvd_Bps/giga, 784753fb2eeSJohn Fastabend peek_flag ? "(peek_msg)" : ""); 78516edddfeSPrashant Bhole if (err && txmsg_cork) 78616edddfeSPrashant Bhole err = 0; 78716edddfeSPrashant Bhole exit(err ? 1 : 0); 78816962b24SJohn Fastabend } else if (rxpid == -1) { 789e5dc9dd3SJakub Kicinski perror("msg_loop_rx"); 79016962b24SJohn Fastabend return errno; 79116962b24SJohn Fastabend } 79216962b24SJohn Fastabend 79316962b24SJohn Fastabend txpid = fork(); 79416962b24SJohn Fastabend if (txpid == 0) { 79516962b24SJohn Fastabend if (opt->sendpage) 79616962b24SJohn Fastabend err = msg_loop_sendpage(c1, iov_buf, cnt, &s, opt); 79716962b24SJohn Fastabend else 79816962b24SJohn Fastabend err = msg_loop(c1, iov_count, iov_buf, 79916962b24SJohn Fastabend cnt, &s, true, opt); 80016962b24SJohn Fastabend 80116962b24SJohn Fastabend if (err) 80216962b24SJohn Fastabend fprintf(stderr, 80316962b24SJohn Fastabend "msg_loop_tx: iov_count %i iov_buf %i cnt %i err %i\n", 80416962b24SJohn Fastabend iov_count, iov_buf, cnt, err); 80516962b24SJohn Fastabend if (s.end.tv_sec - s.start.tv_sec) { 80616962b24SJohn Fastabend sent_Bps = sentBps(s); 80716962b24SJohn Fastabend recvd_Bps = recvdBps(s); 80816962b24SJohn Fastabend } 809b98ca90cSJohn Fastabend if (opt->verbose > 1) 81016962b24SJohn Fastabend fprintf(stdout, 81116962b24SJohn Fastabend "tx_sendmsg: TX: %zuB %fB/s %f GB/s RX: %zuB %fB/s %fGB/s\n", 81216962b24SJohn Fastabend s.bytes_sent, sent_Bps, sent_Bps/giga, 81316962b24SJohn Fastabend s.bytes_recvd, recvd_Bps, recvd_Bps/giga); 81416edddfeSPrashant Bhole exit(err ? 1 : 0); 81516962b24SJohn Fastabend } else if (txpid == -1) { 816e5dc9dd3SJakub Kicinski perror("msg_loop_tx"); 81716962b24SJohn Fastabend return errno; 81816962b24SJohn Fastabend } 81916962b24SJohn Fastabend 82016edddfeSPrashant Bhole assert(waitpid(rxpid, &rx_status, 0) == rxpid); 82116edddfeSPrashant Bhole assert(waitpid(txpid, &tx_status, 0) == txpid); 82216edddfeSPrashant Bhole if (WIFEXITED(rx_status)) { 82316edddfeSPrashant Bhole err = WEXITSTATUS(rx_status); 82416edddfeSPrashant Bhole if (err) { 825248aba1dSJohn Fastabend fprintf(stderr, "rx thread exited with err %d.\n", err); 82616edddfeSPrashant Bhole goto out; 82716edddfeSPrashant Bhole } 82816edddfeSPrashant Bhole } 82916edddfeSPrashant Bhole if (WIFEXITED(tx_status)) { 83016edddfeSPrashant Bhole err = WEXITSTATUS(tx_status); 83116edddfeSPrashant Bhole if (err) 832248aba1dSJohn Fastabend fprintf(stderr, "tx thread exited with err %d.\n", err); 83316edddfeSPrashant Bhole } 83416edddfeSPrashant Bhole out: 83516962b24SJohn Fastabend return err; 83616962b24SJohn Fastabend } 83716962b24SJohn Fastabend 83816962b24SJohn Fastabend static int forever_ping_pong(int rate, struct sockmap_options *opt) 83916962b24SJohn Fastabend { 84016962b24SJohn Fastabend struct timeval timeout; 84116962b24SJohn Fastabend char buf[1024] = {0}; 84216962b24SJohn Fastabend int sc; 84316962b24SJohn Fastabend 84416962b24SJohn Fastabend timeout.tv_sec = 10; 84516962b24SJohn Fastabend timeout.tv_usec = 0; 84616962b24SJohn Fastabend 84716962b24SJohn Fastabend /* Ping/Pong data from client to server */ 84816962b24SJohn Fastabend sc = send(c1, buf, sizeof(buf), 0); 84916962b24SJohn Fastabend if (sc < 0) { 850e5dc9dd3SJakub Kicinski perror("send failed()"); 85116962b24SJohn Fastabend return sc; 85216962b24SJohn Fastabend } 85316962b24SJohn Fastabend 85416962b24SJohn Fastabend do { 85516962b24SJohn Fastabend int s, rc, i, max_fd = p2; 85616962b24SJohn Fastabend fd_set w; 85716962b24SJohn Fastabend 85816962b24SJohn Fastabend /* FD sets */ 85916962b24SJohn Fastabend FD_ZERO(&w); 86016962b24SJohn Fastabend FD_SET(c1, &w); 86116962b24SJohn Fastabend FD_SET(c2, &w); 86216962b24SJohn Fastabend FD_SET(p1, &w); 86316962b24SJohn Fastabend FD_SET(p2, &w); 86416962b24SJohn Fastabend 86516962b24SJohn Fastabend s = select(max_fd + 1, &w, NULL, NULL, &timeout); 86616962b24SJohn Fastabend if (s == -1) { 86716962b24SJohn Fastabend perror("select()"); 86816962b24SJohn Fastabend break; 86916962b24SJohn Fastabend } else if (!s) { 87016962b24SJohn Fastabend fprintf(stderr, "unexpected timeout\n"); 87116962b24SJohn Fastabend break; 87216962b24SJohn Fastabend } 87316962b24SJohn Fastabend 87416962b24SJohn Fastabend for (i = 0; i <= max_fd && s > 0; ++i) { 87516962b24SJohn Fastabend if (!FD_ISSET(i, &w)) 87616962b24SJohn Fastabend continue; 87716962b24SJohn Fastabend 87816962b24SJohn Fastabend s--; 87916962b24SJohn Fastabend 88016962b24SJohn Fastabend rc = recv(i, buf, sizeof(buf), 0); 88116962b24SJohn Fastabend if (rc < 0) { 88216962b24SJohn Fastabend if (errno != EWOULDBLOCK) { 883e5dc9dd3SJakub Kicinski perror("recv failed()"); 88416962b24SJohn Fastabend return rc; 88516962b24SJohn Fastabend } 88616962b24SJohn Fastabend } 88716962b24SJohn Fastabend 88816962b24SJohn Fastabend if (rc == 0) { 88916962b24SJohn Fastabend close(i); 89016962b24SJohn Fastabend break; 89116962b24SJohn Fastabend } 89216962b24SJohn Fastabend 89316962b24SJohn Fastabend sc = send(i, buf, rc, 0); 89416962b24SJohn Fastabend if (sc < 0) { 895e5dc9dd3SJakub Kicinski perror("send failed()"); 89616962b24SJohn Fastabend return sc; 89716962b24SJohn Fastabend } 89816962b24SJohn Fastabend } 89916962b24SJohn Fastabend 90016962b24SJohn Fastabend if (rate) 90116962b24SJohn Fastabend sleep(rate); 90216962b24SJohn Fastabend 90316962b24SJohn Fastabend if (opt->verbose) { 90416962b24SJohn Fastabend printf("."); 90516962b24SJohn Fastabend fflush(stdout); 90616962b24SJohn Fastabend 90716962b24SJohn Fastabend } 90816962b24SJohn Fastabend } while (running); 90916962b24SJohn Fastabend 91016962b24SJohn Fastabend return 0; 91116962b24SJohn Fastabend } 91216962b24SJohn Fastabend 91316962b24SJohn Fastabend enum { 914b98ca90cSJohn Fastabend SELFTESTS, 91516962b24SJohn Fastabend PING_PONG, 91616962b24SJohn Fastabend SENDMSG, 91716962b24SJohn Fastabend BASE, 91816962b24SJohn Fastabend BASE_SENDPAGE, 91916962b24SJohn Fastabend SENDPAGE, 92016962b24SJohn Fastabend }; 92116962b24SJohn Fastabend 92216962b24SJohn Fastabend static int run_options(struct sockmap_options *options, int cg_fd, int test) 92316962b24SJohn Fastabend { 92416962b24SJohn Fastabend int i, key, next_key, err, tx_prog_fd = -1, zero = 0; 92516962b24SJohn Fastabend 92616962b24SJohn Fastabend /* If base test skip BPF setup */ 92716962b24SJohn Fastabend if (test == BASE || test == BASE_SENDPAGE) 92816962b24SJohn Fastabend goto run; 92916962b24SJohn Fastabend 93016962b24SJohn Fastabend /* Attach programs to sockmap */ 931cdf43c4bSJohn Fastabend if (!txmsg_omit_skb_parser) { 93216962b24SJohn Fastabend err = bpf_prog_attach(prog_fd[0], map_fd[0], 93316962b24SJohn Fastabend BPF_SK_SKB_STREAM_PARSER, 0); 93416962b24SJohn Fastabend if (err) { 93516962b24SJohn Fastabend fprintf(stderr, 93616962b24SJohn Fastabend "ERROR: bpf_prog_attach (sockmap %i->%i): %d (%s)\n", 93716962b24SJohn Fastabend prog_fd[0], map_fd[0], err, strerror(errno)); 93816962b24SJohn Fastabend return err; 93916962b24SJohn Fastabend } 940cdf43c4bSJohn Fastabend } 94116962b24SJohn Fastabend 94216962b24SJohn Fastabend err = bpf_prog_attach(prog_fd[1], map_fd[0], 94316962b24SJohn Fastabend BPF_SK_SKB_STREAM_VERDICT, 0); 94416962b24SJohn Fastabend if (err) { 94516962b24SJohn Fastabend fprintf(stderr, "ERROR: bpf_prog_attach (sockmap): %d (%s)\n", 94616962b24SJohn Fastabend err, strerror(errno)); 94716962b24SJohn Fastabend return err; 94816962b24SJohn Fastabend } 94916962b24SJohn Fastabend 950463bac5fSJohn Fastabend /* Attach programs to TLS sockmap */ 951463bac5fSJohn Fastabend if (txmsg_ktls_skb) { 952cdf43c4bSJohn Fastabend if (!txmsg_omit_skb_parser) { 953463bac5fSJohn Fastabend err = bpf_prog_attach(prog_fd[0], map_fd[8], 954463bac5fSJohn Fastabend BPF_SK_SKB_STREAM_PARSER, 0); 955463bac5fSJohn Fastabend if (err) { 956463bac5fSJohn Fastabend fprintf(stderr, 957463bac5fSJohn Fastabend "ERROR: bpf_prog_attach (TLS sockmap %i->%i): %d (%s)\n", 958463bac5fSJohn Fastabend prog_fd[0], map_fd[8], err, strerror(errno)); 959463bac5fSJohn Fastabend return err; 960463bac5fSJohn Fastabend } 961cdf43c4bSJohn Fastabend } 962463bac5fSJohn Fastabend 963463bac5fSJohn Fastabend err = bpf_prog_attach(prog_fd[2], map_fd[8], 964463bac5fSJohn Fastabend BPF_SK_SKB_STREAM_VERDICT, 0); 965463bac5fSJohn Fastabend if (err) { 966463bac5fSJohn Fastabend fprintf(stderr, "ERROR: bpf_prog_attach (TLS sockmap): %d (%s)\n", 967463bac5fSJohn Fastabend err, strerror(errno)); 968463bac5fSJohn Fastabend return err; 969463bac5fSJohn Fastabend } 970463bac5fSJohn Fastabend } 971463bac5fSJohn Fastabend 97216962b24SJohn Fastabend /* Attach to cgroups */ 973463bac5fSJohn Fastabend err = bpf_prog_attach(prog_fd[3], cg_fd, BPF_CGROUP_SOCK_OPS, 0); 97416962b24SJohn Fastabend if (err) { 97516962b24SJohn Fastabend fprintf(stderr, "ERROR: bpf_prog_attach (groups): %d (%s)\n", 97616962b24SJohn Fastabend err, strerror(errno)); 97716962b24SJohn Fastabend return err; 97816962b24SJohn Fastabend } 97916962b24SJohn Fastabend 98016962b24SJohn Fastabend run: 98116962b24SJohn Fastabend err = sockmap_init_sockets(options->verbose); 98216962b24SJohn Fastabend if (err) { 98316962b24SJohn Fastabend fprintf(stderr, "ERROR: test socket failed: %d\n", err); 98416962b24SJohn Fastabend goto out; 98516962b24SJohn Fastabend } 98616962b24SJohn Fastabend 98716962b24SJohn Fastabend /* Attach txmsg program to sockmap */ 98816962b24SJohn Fastabend if (txmsg_pass) 989d79a3212SJohn Fastabend tx_prog_fd = prog_fd[4]; 990463bac5fSJohn Fastabend else if (txmsg_redir) 99116962b24SJohn Fastabend tx_prog_fd = prog_fd[5]; 992463bac5fSJohn Fastabend else if (txmsg_apply) 99316962b24SJohn Fastabend tx_prog_fd = prog_fd[6]; 994463bac5fSJohn Fastabend else if (txmsg_cork) 99516962b24SJohn Fastabend tx_prog_fd = prog_fd[7]; 996463bac5fSJohn Fastabend else if (txmsg_drop) 997463bac5fSJohn Fastabend tx_prog_fd = prog_fd[8]; 99816962b24SJohn Fastabend else 99916962b24SJohn Fastabend tx_prog_fd = 0; 100016962b24SJohn Fastabend 100116962b24SJohn Fastabend if (tx_prog_fd) { 100216962b24SJohn Fastabend int redir_fd, i = 0; 100316962b24SJohn Fastabend 100416962b24SJohn Fastabend err = bpf_prog_attach(tx_prog_fd, 100516962b24SJohn Fastabend map_fd[1], BPF_SK_MSG_VERDICT, 0); 100616962b24SJohn Fastabend if (err) { 100716962b24SJohn Fastabend fprintf(stderr, 100816962b24SJohn Fastabend "ERROR: bpf_prog_attach (txmsg): %d (%s)\n", 100916962b24SJohn Fastabend err, strerror(errno)); 101016962b24SJohn Fastabend goto out; 101116962b24SJohn Fastabend } 101216962b24SJohn Fastabend 101316962b24SJohn Fastabend err = bpf_map_update_elem(map_fd[1], &i, &c1, BPF_ANY); 101416962b24SJohn Fastabend if (err) { 101516962b24SJohn Fastabend fprintf(stderr, 101616962b24SJohn Fastabend "ERROR: bpf_map_update_elem (txmsg): %d (%s\n", 101716962b24SJohn Fastabend err, strerror(errno)); 101816962b24SJohn Fastabend goto out; 101916962b24SJohn Fastabend } 102016962b24SJohn Fastabend 1021d79a3212SJohn Fastabend if (txmsg_redir) 102216962b24SJohn Fastabend redir_fd = c2; 102316962b24SJohn Fastabend else 102416962b24SJohn Fastabend redir_fd = c1; 102516962b24SJohn Fastabend 102616962b24SJohn Fastabend err = bpf_map_update_elem(map_fd[2], &i, &redir_fd, BPF_ANY); 102716962b24SJohn Fastabend if (err) { 102816962b24SJohn Fastabend fprintf(stderr, 102916962b24SJohn Fastabend "ERROR: bpf_map_update_elem (txmsg): %d (%s\n", 103016962b24SJohn Fastabend err, strerror(errno)); 103116962b24SJohn Fastabend goto out; 103216962b24SJohn Fastabend } 103316962b24SJohn Fastabend 103416962b24SJohn Fastabend if (txmsg_apply) { 103516962b24SJohn Fastabend err = bpf_map_update_elem(map_fd[3], 103616962b24SJohn Fastabend &i, &txmsg_apply, BPF_ANY); 103716962b24SJohn Fastabend if (err) { 103816962b24SJohn Fastabend fprintf(stderr, 103916962b24SJohn Fastabend "ERROR: bpf_map_update_elem (apply_bytes): %d (%s\n", 104016962b24SJohn Fastabend err, strerror(errno)); 104116962b24SJohn Fastabend goto out; 104216962b24SJohn Fastabend } 104316962b24SJohn Fastabend } 104416962b24SJohn Fastabend 104516962b24SJohn Fastabend if (txmsg_cork) { 104616962b24SJohn Fastabend err = bpf_map_update_elem(map_fd[4], 104716962b24SJohn Fastabend &i, &txmsg_cork, BPF_ANY); 104816962b24SJohn Fastabend if (err) { 104916962b24SJohn Fastabend fprintf(stderr, 105016962b24SJohn Fastabend "ERROR: bpf_map_update_elem (cork_bytes): %d (%s\n", 105116962b24SJohn Fastabend err, strerror(errno)); 105216962b24SJohn Fastabend goto out; 105316962b24SJohn Fastabend } 105416962b24SJohn Fastabend } 105516962b24SJohn Fastabend 105616962b24SJohn Fastabend if (txmsg_start) { 105716962b24SJohn Fastabend err = bpf_map_update_elem(map_fd[5], 105816962b24SJohn Fastabend &i, &txmsg_start, BPF_ANY); 105916962b24SJohn Fastabend if (err) { 106016962b24SJohn Fastabend fprintf(stderr, 106116962b24SJohn Fastabend "ERROR: bpf_map_update_elem (txmsg_start): %d (%s)\n", 106216962b24SJohn Fastabend err, strerror(errno)); 106316962b24SJohn Fastabend goto out; 106416962b24SJohn Fastabend } 106516962b24SJohn Fastabend } 106616962b24SJohn Fastabend 106716962b24SJohn Fastabend if (txmsg_end) { 106816962b24SJohn Fastabend i = 1; 106916962b24SJohn Fastabend err = bpf_map_update_elem(map_fd[5], 107016962b24SJohn Fastabend &i, &txmsg_end, BPF_ANY); 107116962b24SJohn Fastabend if (err) { 107216962b24SJohn Fastabend fprintf(stderr, 107316962b24SJohn Fastabend "ERROR: bpf_map_update_elem (txmsg_end): %d (%s)\n", 107416962b24SJohn Fastabend err, strerror(errno)); 107516962b24SJohn Fastabend goto out; 107616962b24SJohn Fastabend } 107716962b24SJohn Fastabend } 107816962b24SJohn Fastabend 107984fbfe02SJohn Fastabend if (txmsg_start_push) { 108084fbfe02SJohn Fastabend i = 2; 108184fbfe02SJohn Fastabend err = bpf_map_update_elem(map_fd[5], 108284fbfe02SJohn Fastabend &i, &txmsg_start_push, BPF_ANY); 108384fbfe02SJohn Fastabend if (err) { 108484fbfe02SJohn Fastabend fprintf(stderr, 108584fbfe02SJohn Fastabend "ERROR: bpf_map_update_elem (txmsg_start_push): %d (%s)\n", 108684fbfe02SJohn Fastabend err, strerror(errno)); 108784fbfe02SJohn Fastabend goto out; 108884fbfe02SJohn Fastabend } 108984fbfe02SJohn Fastabend } 109084fbfe02SJohn Fastabend 109184fbfe02SJohn Fastabend if (txmsg_end_push) { 109284fbfe02SJohn Fastabend i = 3; 109384fbfe02SJohn Fastabend err = bpf_map_update_elem(map_fd[5], 109484fbfe02SJohn Fastabend &i, &txmsg_end_push, BPF_ANY); 109584fbfe02SJohn Fastabend if (err) { 109684fbfe02SJohn Fastabend fprintf(stderr, 109784fbfe02SJohn Fastabend "ERROR: bpf_map_update_elem %i@%i (txmsg_end_push): %d (%s)\n", 109884fbfe02SJohn Fastabend txmsg_end_push, i, err, strerror(errno)); 109984fbfe02SJohn Fastabend goto out; 110084fbfe02SJohn Fastabend } 110184fbfe02SJohn Fastabend } 110284fbfe02SJohn Fastabend 11031ade9abaSJohn Fastabend if (txmsg_start_pop) { 11041ade9abaSJohn Fastabend i = 4; 11051ade9abaSJohn Fastabend err = bpf_map_update_elem(map_fd[5], 11061ade9abaSJohn Fastabend &i, &txmsg_start_pop, BPF_ANY); 11071ade9abaSJohn Fastabend if (err) { 11081ade9abaSJohn Fastabend fprintf(stderr, 11091ade9abaSJohn Fastabend "ERROR: bpf_map_update_elem %i@%i (txmsg_start_pop): %d (%s)\n", 11101ade9abaSJohn Fastabend txmsg_start_pop, i, err, strerror(errno)); 11111ade9abaSJohn Fastabend goto out; 11121ade9abaSJohn Fastabend } 11131ade9abaSJohn Fastabend } else { 11141ade9abaSJohn Fastabend i = 4; 11151ade9abaSJohn Fastabend bpf_map_update_elem(map_fd[5], 11161ade9abaSJohn Fastabend &i, &txmsg_start_pop, BPF_ANY); 11171ade9abaSJohn Fastabend } 11181ade9abaSJohn Fastabend 11191ade9abaSJohn Fastabend if (txmsg_pop) { 11201ade9abaSJohn Fastabend i = 5; 11211ade9abaSJohn Fastabend err = bpf_map_update_elem(map_fd[5], 11221ade9abaSJohn Fastabend &i, &txmsg_pop, BPF_ANY); 11231ade9abaSJohn Fastabend if (err) { 11241ade9abaSJohn Fastabend fprintf(stderr, 11251ade9abaSJohn Fastabend "ERROR: bpf_map_update_elem %i@%i (txmsg_pop): %d (%s)\n", 11261ade9abaSJohn Fastabend txmsg_pop, i, err, strerror(errno)); 11271ade9abaSJohn Fastabend goto out; 11281ade9abaSJohn Fastabend } 11291ade9abaSJohn Fastabend } else { 11301ade9abaSJohn Fastabend i = 5; 11311ade9abaSJohn Fastabend bpf_map_update_elem(map_fd[5], 11321ade9abaSJohn Fastabend &i, &txmsg_pop, BPF_ANY); 11331ade9abaSJohn Fastabend 11341ade9abaSJohn Fastabend } 11351ade9abaSJohn Fastabend 113616962b24SJohn Fastabend if (txmsg_ingress) { 113716962b24SJohn Fastabend int in = BPF_F_INGRESS; 113816962b24SJohn Fastabend 113916962b24SJohn Fastabend i = 0; 114016962b24SJohn Fastabend err = bpf_map_update_elem(map_fd[6], &i, &in, BPF_ANY); 114116962b24SJohn Fastabend if (err) { 114216962b24SJohn Fastabend fprintf(stderr, 114316962b24SJohn Fastabend "ERROR: bpf_map_update_elem (txmsg_ingress): %d (%s)\n", 114416962b24SJohn Fastabend err, strerror(errno)); 114516962b24SJohn Fastabend } 114616962b24SJohn Fastabend i = 1; 114716962b24SJohn Fastabend err = bpf_map_update_elem(map_fd[1], &i, &p1, BPF_ANY); 114816962b24SJohn Fastabend if (err) { 114916962b24SJohn Fastabend fprintf(stderr, 115016962b24SJohn Fastabend "ERROR: bpf_map_update_elem (p1 txmsg): %d (%s)\n", 115116962b24SJohn Fastabend err, strerror(errno)); 115216962b24SJohn Fastabend } 115316962b24SJohn Fastabend err = bpf_map_update_elem(map_fd[2], &i, &p1, BPF_ANY); 115416962b24SJohn Fastabend if (err) { 115516962b24SJohn Fastabend fprintf(stderr, 115616962b24SJohn Fastabend "ERROR: bpf_map_update_elem (p1 redir): %d (%s)\n", 115716962b24SJohn Fastabend err, strerror(errno)); 115816962b24SJohn Fastabend } 115916962b24SJohn Fastabend 116016962b24SJohn Fastabend i = 2; 116116962b24SJohn Fastabend err = bpf_map_update_elem(map_fd[2], &i, &p2, BPF_ANY); 116216962b24SJohn Fastabend if (err) { 116316962b24SJohn Fastabend fprintf(stderr, 116416962b24SJohn Fastabend "ERROR: bpf_map_update_elem (p2 txmsg): %d (%s)\n", 116516962b24SJohn Fastabend err, strerror(errno)); 116616962b24SJohn Fastabend } 116716962b24SJohn Fastabend } 116816962b24SJohn Fastabend 1169463bac5fSJohn Fastabend if (txmsg_ktls_skb) { 1170463bac5fSJohn Fastabend int ingress = BPF_F_INGRESS; 1171463bac5fSJohn Fastabend 1172463bac5fSJohn Fastabend i = 0; 1173463bac5fSJohn Fastabend err = bpf_map_update_elem(map_fd[8], &i, &p2, BPF_ANY); 1174463bac5fSJohn Fastabend if (err) { 1175463bac5fSJohn Fastabend fprintf(stderr, 1176463bac5fSJohn Fastabend "ERROR: bpf_map_update_elem (c1 sockmap): %d (%s)\n", 1177463bac5fSJohn Fastabend err, strerror(errno)); 1178463bac5fSJohn Fastabend } 1179463bac5fSJohn Fastabend 1180463bac5fSJohn Fastabend if (txmsg_ktls_skb_redir) { 1181463bac5fSJohn Fastabend i = 1; 1182463bac5fSJohn Fastabend err = bpf_map_update_elem(map_fd[7], 1183463bac5fSJohn Fastabend &i, &ingress, BPF_ANY); 1184463bac5fSJohn Fastabend if (err) { 1185463bac5fSJohn Fastabend fprintf(stderr, 1186463bac5fSJohn Fastabend "ERROR: bpf_map_update_elem (txmsg_ingress): %d (%s)\n", 1187463bac5fSJohn Fastabend err, strerror(errno)); 1188463bac5fSJohn Fastabend } 1189463bac5fSJohn Fastabend } 1190463bac5fSJohn Fastabend 1191463bac5fSJohn Fastabend if (txmsg_ktls_skb_drop) { 1192463bac5fSJohn Fastabend i = 1; 1193463bac5fSJohn Fastabend err = bpf_map_update_elem(map_fd[7], &i, &i, BPF_ANY); 1194463bac5fSJohn Fastabend } 1195463bac5fSJohn Fastabend } 1196463bac5fSJohn Fastabend 1197463bac5fSJohn Fastabend if (txmsg_redir_skb) { 119816962b24SJohn Fastabend int skb_fd = (test == SENDMSG || test == SENDPAGE) ? 119916962b24SJohn Fastabend p2 : p1; 120016962b24SJohn Fastabend int ingress = BPF_F_INGRESS; 120116962b24SJohn Fastabend 120216962b24SJohn Fastabend i = 0; 120316962b24SJohn Fastabend err = bpf_map_update_elem(map_fd[7], 120416962b24SJohn Fastabend &i, &ingress, BPF_ANY); 120516962b24SJohn Fastabend if (err) { 120616962b24SJohn Fastabend fprintf(stderr, 120716962b24SJohn Fastabend "ERROR: bpf_map_update_elem (txmsg_ingress): %d (%s)\n", 120816962b24SJohn Fastabend err, strerror(errno)); 120916962b24SJohn Fastabend } 121016962b24SJohn Fastabend 121116962b24SJohn Fastabend i = 3; 1212463bac5fSJohn Fastabend err = bpf_map_update_elem(map_fd[0], &i, &skb_fd, BPF_ANY); 121316962b24SJohn Fastabend if (err) { 121416962b24SJohn Fastabend fprintf(stderr, 121516962b24SJohn Fastabend "ERROR: bpf_map_update_elem (c1 sockmap): %d (%s)\n", 121616962b24SJohn Fastabend err, strerror(errno)); 121716962b24SJohn Fastabend } 121816962b24SJohn Fastabend } 121916962b24SJohn Fastabend } 122016962b24SJohn Fastabend 122153792fa4SJohn Fastabend if (skb_use_parser) { 122253792fa4SJohn Fastabend i = 2; 122353792fa4SJohn Fastabend err = bpf_map_update_elem(map_fd[7], &i, &skb_use_parser, BPF_ANY); 122453792fa4SJohn Fastabend } 122553792fa4SJohn Fastabend 122616962b24SJohn Fastabend if (txmsg_drop) 122716962b24SJohn Fastabend options->drop_expected = true; 122816962b24SJohn Fastabend 122916962b24SJohn Fastabend if (test == PING_PONG) 123016962b24SJohn Fastabend err = forever_ping_pong(options->rate, options); 123116962b24SJohn Fastabend else if (test == SENDMSG) { 123216962b24SJohn Fastabend options->base = false; 123316962b24SJohn Fastabend options->sendpage = false; 123416962b24SJohn Fastabend err = sendmsg_test(options); 123516962b24SJohn Fastabend } else if (test == SENDPAGE) { 123616962b24SJohn Fastabend options->base = false; 123716962b24SJohn Fastabend options->sendpage = true; 123816962b24SJohn Fastabend err = sendmsg_test(options); 123916962b24SJohn Fastabend } else if (test == BASE) { 124016962b24SJohn Fastabend options->base = true; 124116962b24SJohn Fastabend options->sendpage = false; 124216962b24SJohn Fastabend err = sendmsg_test(options); 124316962b24SJohn Fastabend } else if (test == BASE_SENDPAGE) { 124416962b24SJohn Fastabend options->base = true; 124516962b24SJohn Fastabend options->sendpage = true; 124616962b24SJohn Fastabend err = sendmsg_test(options); 124716962b24SJohn Fastabend } else 124816962b24SJohn Fastabend fprintf(stderr, "unknown test\n"); 124916962b24SJohn Fastabend out: 125016962b24SJohn Fastabend /* Detatch and zero all the maps */ 1251463bac5fSJohn Fastabend bpf_prog_detach2(prog_fd[3], cg_fd, BPF_CGROUP_SOCK_OPS); 125216962b24SJohn Fastabend bpf_prog_detach2(prog_fd[0], map_fd[0], BPF_SK_SKB_STREAM_PARSER); 125316962b24SJohn Fastabend bpf_prog_detach2(prog_fd[1], map_fd[0], BPF_SK_SKB_STREAM_VERDICT); 1254463bac5fSJohn Fastabend bpf_prog_detach2(prog_fd[0], map_fd[8], BPF_SK_SKB_STREAM_PARSER); 1255463bac5fSJohn Fastabend bpf_prog_detach2(prog_fd[2], map_fd[8], BPF_SK_SKB_STREAM_VERDICT); 1256463bac5fSJohn Fastabend 125716962b24SJohn Fastabend if (tx_prog_fd >= 0) 125816962b24SJohn Fastabend bpf_prog_detach2(tx_prog_fd, map_fd[1], BPF_SK_MSG_VERDICT); 125916962b24SJohn Fastabend 126016962b24SJohn Fastabend for (i = 0; i < 8; i++) { 126116962b24SJohn Fastabend key = next_key = 0; 126216962b24SJohn Fastabend bpf_map_update_elem(map_fd[i], &key, &zero, BPF_ANY); 126316962b24SJohn Fastabend while (bpf_map_get_next_key(map_fd[i], &key, &next_key) == 0) { 126416962b24SJohn Fastabend bpf_map_update_elem(map_fd[i], &key, &zero, BPF_ANY); 126516962b24SJohn Fastabend key = next_key; 126616962b24SJohn Fastabend } 126716962b24SJohn Fastabend } 126816962b24SJohn Fastabend 126916962b24SJohn Fastabend close(s1); 127016962b24SJohn Fastabend close(s2); 127116962b24SJohn Fastabend close(p1); 127216962b24SJohn Fastabend close(p2); 127316962b24SJohn Fastabend close(c1); 127416962b24SJohn Fastabend close(c2); 127516962b24SJohn Fastabend return err; 127616962b24SJohn Fastabend } 127716962b24SJohn Fastabend 127816962b24SJohn Fastabend static char *test_to_str(int test) 127916962b24SJohn Fastabend { 128016962b24SJohn Fastabend switch (test) { 128116962b24SJohn Fastabend case SENDMSG: 128216962b24SJohn Fastabend return "sendmsg"; 128316962b24SJohn Fastabend case SENDPAGE: 128416962b24SJohn Fastabend return "sendpage"; 128516962b24SJohn Fastabend } 128616962b24SJohn Fastabend return "unknown"; 128716962b24SJohn Fastabend } 128816962b24SJohn Fastabend 1289eceae70bSAndrii Nakryiko static void append_str(char *dst, const char *src, size_t dst_cap) 1290eceae70bSAndrii Nakryiko { 1291eceae70bSAndrii Nakryiko size_t avail = dst_cap - strlen(dst); 1292eceae70bSAndrii Nakryiko 1293eceae70bSAndrii Nakryiko if (avail <= 1) /* just zero byte could be written */ 1294eceae70bSAndrii Nakryiko return; 1295eceae70bSAndrii Nakryiko 1296eceae70bSAndrii Nakryiko strncat(dst, src, avail - 1); /* strncat() adds + 1 for zero byte */ 1297eceae70bSAndrii Nakryiko } 1298eceae70bSAndrii Nakryiko 129916962b24SJohn Fastabend #define OPTSTRING 60 130016962b24SJohn Fastabend static void test_options(char *options) 130116962b24SJohn Fastabend { 130273563aa3SPrashant Bhole char tstr[OPTSTRING]; 130373563aa3SPrashant Bhole 130416962b24SJohn Fastabend memset(options, 0, OPTSTRING); 130516962b24SJohn Fastabend 130616962b24SJohn Fastabend if (txmsg_pass) 1307eceae70bSAndrii Nakryiko append_str(options, "pass,", OPTSTRING); 130816962b24SJohn Fastabend if (txmsg_redir) 1309eceae70bSAndrii Nakryiko append_str(options, "redir,", OPTSTRING); 131016962b24SJohn Fastabend if (txmsg_drop) 1311eceae70bSAndrii Nakryiko append_str(options, "drop,", OPTSTRING); 131273563aa3SPrashant Bhole if (txmsg_apply) { 131373563aa3SPrashant Bhole snprintf(tstr, OPTSTRING, "apply %d,", txmsg_apply); 1314eceae70bSAndrii Nakryiko append_str(options, tstr, OPTSTRING); 131573563aa3SPrashant Bhole } 131673563aa3SPrashant Bhole if (txmsg_cork) { 131773563aa3SPrashant Bhole snprintf(tstr, OPTSTRING, "cork %d,", txmsg_cork); 1318eceae70bSAndrii Nakryiko append_str(options, tstr, OPTSTRING); 131973563aa3SPrashant Bhole } 132073563aa3SPrashant Bhole if (txmsg_start) { 132173563aa3SPrashant Bhole snprintf(tstr, OPTSTRING, "start %d,", txmsg_start); 1322eceae70bSAndrii Nakryiko append_str(options, tstr, OPTSTRING); 132373563aa3SPrashant Bhole } 132473563aa3SPrashant Bhole if (txmsg_end) { 132573563aa3SPrashant Bhole snprintf(tstr, OPTSTRING, "end %d,", txmsg_end); 1326eceae70bSAndrii Nakryiko append_str(options, tstr, OPTSTRING); 132773563aa3SPrashant Bhole } 13281ade9abaSJohn Fastabend if (txmsg_start_pop) { 13291ade9abaSJohn Fastabend snprintf(tstr, OPTSTRING, "pop (%d,%d),", 13301ade9abaSJohn Fastabend txmsg_start_pop, txmsg_start_pop + txmsg_pop); 1331eceae70bSAndrii Nakryiko append_str(options, tstr, OPTSTRING); 13321ade9abaSJohn Fastabend } 133316962b24SJohn Fastabend if (txmsg_ingress) 1334eceae70bSAndrii Nakryiko append_str(options, "ingress,", OPTSTRING); 1335463bac5fSJohn Fastabend if (txmsg_redir_skb) 1336eceae70bSAndrii Nakryiko append_str(options, "redir_skb,", OPTSTRING); 1337463bac5fSJohn Fastabend if (txmsg_ktls_skb) 1338eceae70bSAndrii Nakryiko append_str(options, "ktls_skb,", OPTSTRING); 1339e9dd9047SJohn Fastabend if (ktls) 1340eceae70bSAndrii Nakryiko append_str(options, "ktls,", OPTSTRING); 1341753fb2eeSJohn Fastabend if (peek_flag) 1342eceae70bSAndrii Nakryiko append_str(options, "peek,", OPTSTRING); 134316962b24SJohn Fastabend } 134416962b24SJohn Fastabend 134516962b24SJohn Fastabend static int __test_exec(int cgrp, int test, struct sockmap_options *opt) 134616962b24SJohn Fastabend { 134773563aa3SPrashant Bhole char *options = calloc(OPTSTRING, sizeof(char)); 134816962b24SJohn Fastabend int err; 134916962b24SJohn Fastabend 135016962b24SJohn Fastabend if (test == SENDPAGE) 135116962b24SJohn Fastabend opt->sendpage = true; 135216962b24SJohn Fastabend else 135316962b24SJohn Fastabend opt->sendpage = false; 135416962b24SJohn Fastabend 135516962b24SJohn Fastabend if (txmsg_drop) 135616962b24SJohn Fastabend opt->drop_expected = true; 135716962b24SJohn Fastabend else 135816962b24SJohn Fastabend opt->drop_expected = false; 135916962b24SJohn Fastabend 136016962b24SJohn Fastabend test_options(options); 136116962b24SJohn Fastabend 1362328aa08aSJohn Fastabend if (opt->verbose) { 136316962b24SJohn Fastabend fprintf(stdout, 136416962b24SJohn Fastabend " [TEST %i]: (%i, %i, %i, %s, %s): ", 136516962b24SJohn Fastabend test_cnt, opt->rate, opt->iov_count, opt->iov_length, 136616962b24SJohn Fastabend test_to_str(test), options); 136716962b24SJohn Fastabend fflush(stdout); 1368328aa08aSJohn Fastabend } 136916962b24SJohn Fastabend err = run_options(opt, cgrp, test); 1370328aa08aSJohn Fastabend if (opt->verbose) 137116962b24SJohn Fastabend fprintf(stdout, " %s\n", !err ? "PASS" : "FAILED"); 137216962b24SJohn Fastabend test_cnt++; 137316962b24SJohn Fastabend !err ? passed++ : failed++; 137416962b24SJohn Fastabend free(options); 137516962b24SJohn Fastabend return err; 137616962b24SJohn Fastabend } 137716962b24SJohn Fastabend 1378328aa08aSJohn Fastabend static void test_exec(int cgrp, struct sockmap_options *opt) 137916962b24SJohn Fastabend { 1380328aa08aSJohn Fastabend int type = strcmp(opt->map, BPF_SOCKMAP_FILENAME); 1381328aa08aSJohn Fastabend int err; 138216962b24SJohn Fastabend 1383328aa08aSJohn Fastabend if (type == 0) { 1384328aa08aSJohn Fastabend test_start(); 1385328aa08aSJohn Fastabend err = __test_exec(cgrp, SENDMSG, opt); 138616962b24SJohn Fastabend if (err) 1387328aa08aSJohn Fastabend test_fail(); 1388328aa08aSJohn Fastabend } else { 1389328aa08aSJohn Fastabend test_start(); 139016962b24SJohn Fastabend err = __test_exec(cgrp, SENDPAGE, opt); 1391328aa08aSJohn Fastabend if (err) 1392328aa08aSJohn Fastabend test_fail(); 1393328aa08aSJohn Fastabend } 139416962b24SJohn Fastabend } 139516962b24SJohn Fastabend 1396328aa08aSJohn Fastabend static void test_send_one(struct sockmap_options *opt, int cgrp) 139716962b24SJohn Fastabend { 139816962b24SJohn Fastabend opt->iov_length = 1; 139916962b24SJohn Fastabend opt->iov_count = 1; 140016962b24SJohn Fastabend opt->rate = 1; 1401328aa08aSJohn Fastabend test_exec(cgrp, opt); 140216962b24SJohn Fastabend 140316962b24SJohn Fastabend opt->iov_length = 1; 140416962b24SJohn Fastabend opt->iov_count = 1024; 140516962b24SJohn Fastabend opt->rate = 1; 1406328aa08aSJohn Fastabend test_exec(cgrp, opt); 140716962b24SJohn Fastabend 140816962b24SJohn Fastabend opt->iov_length = 1024; 140916962b24SJohn Fastabend opt->iov_count = 1; 141016962b24SJohn Fastabend opt->rate = 1; 1411328aa08aSJohn Fastabend test_exec(cgrp, opt); 141216962b24SJohn Fastabend 1413328aa08aSJohn Fastabend } 1414328aa08aSJohn Fastabend 1415328aa08aSJohn Fastabend static void test_send_many(struct sockmap_options *opt, int cgrp) 1416328aa08aSJohn Fastabend { 1417328aa08aSJohn Fastabend opt->iov_length = 3; 141816962b24SJohn Fastabend opt->iov_count = 1; 1419a009f1f3SPrashant Bhole opt->rate = 512; 1420328aa08aSJohn Fastabend test_exec(cgrp, opt); 142116962b24SJohn Fastabend 142216962b24SJohn Fastabend opt->rate = 100; 142316962b24SJohn Fastabend opt->iov_count = 1; 142416962b24SJohn Fastabend opt->iov_length = 5; 1425328aa08aSJohn Fastabend test_exec(cgrp, opt); 142616962b24SJohn Fastabend } 142716962b24SJohn Fastabend 1428328aa08aSJohn Fastabend static void test_send_large(struct sockmap_options *opt, int cgrp) 142916962b24SJohn Fastabend { 1430328aa08aSJohn Fastabend opt->iov_length = 256; 1431328aa08aSJohn Fastabend opt->iov_count = 1024; 1432328aa08aSJohn Fastabend opt->rate = 2; 1433328aa08aSJohn Fastabend test_exec(cgrp, opt); 1434328aa08aSJohn Fastabend } 143516962b24SJohn Fastabend 1436328aa08aSJohn Fastabend static void test_send(struct sockmap_options *opt, int cgrp) 1437328aa08aSJohn Fastabend { 1438328aa08aSJohn Fastabend test_send_one(opt, cgrp); 1439328aa08aSJohn Fastabend test_send_many(opt, cgrp); 1440328aa08aSJohn Fastabend test_send_large(opt, cgrp); 1441328aa08aSJohn Fastabend sched_yield(); 1442328aa08aSJohn Fastabend } 1443328aa08aSJohn Fastabend 1444b98ca90cSJohn Fastabend static void test_txmsg_pass(int cgrp, struct sockmap_options *opt) 1445328aa08aSJohn Fastabend { 144616962b24SJohn Fastabend /* Test small and large iov_count values with pass/redir/apply/cork */ 144716962b24SJohn Fastabend txmsg_pass = 1; 1448b98ca90cSJohn Fastabend test_send(opt, cgrp); 144916962b24SJohn Fastabend } 145016962b24SJohn Fastabend 1451b98ca90cSJohn Fastabend static void test_txmsg_redir(int cgrp, struct sockmap_options *opt) 145216962b24SJohn Fastabend { 1453328aa08aSJohn Fastabend txmsg_redir = 1; 1454b98ca90cSJohn Fastabend test_send(opt, cgrp); 1455328aa08aSJohn Fastabend } 1456328aa08aSJohn Fastabend 1457b98ca90cSJohn Fastabend static void test_txmsg_drop(int cgrp, struct sockmap_options *opt) 1458328aa08aSJohn Fastabend { 1459328aa08aSJohn Fastabend txmsg_drop = 1; 1460b98ca90cSJohn Fastabend test_send(opt, cgrp); 1461328aa08aSJohn Fastabend } 1462328aa08aSJohn Fastabend 1463b98ca90cSJohn Fastabend static void test_txmsg_ingress_redir(int cgrp, struct sockmap_options *opt) 1464328aa08aSJohn Fastabend { 1465328aa08aSJohn Fastabend txmsg_pass = txmsg_drop = 0; 1466328aa08aSJohn Fastabend txmsg_ingress = txmsg_redir = 1; 1467b98ca90cSJohn Fastabend test_send(opt, cgrp); 1468328aa08aSJohn Fastabend } 1469328aa08aSJohn Fastabend 1470463bac5fSJohn Fastabend static void test_txmsg_skb(int cgrp, struct sockmap_options *opt) 1471463bac5fSJohn Fastabend { 1472463bac5fSJohn Fastabend bool data = opt->data_test; 1473463bac5fSJohn Fastabend int k = ktls; 1474463bac5fSJohn Fastabend 1475463bac5fSJohn Fastabend opt->data_test = true; 1476463bac5fSJohn Fastabend ktls = 1; 1477463bac5fSJohn Fastabend 1478463bac5fSJohn Fastabend txmsg_pass = txmsg_drop = 0; 1479463bac5fSJohn Fastabend txmsg_ingress = txmsg_redir = 0; 1480463bac5fSJohn Fastabend txmsg_ktls_skb = 1; 1481463bac5fSJohn Fastabend txmsg_pass = 1; 1482463bac5fSJohn Fastabend 1483463bac5fSJohn Fastabend /* Using data verification so ensure iov layout is 1484463bac5fSJohn Fastabend * expected from test receiver side. e.g. has enough 1485463bac5fSJohn Fastabend * bytes to write test code. 1486463bac5fSJohn Fastabend */ 1487463bac5fSJohn Fastabend opt->iov_length = 100; 1488463bac5fSJohn Fastabend opt->iov_count = 1; 1489463bac5fSJohn Fastabend opt->rate = 1; 1490463bac5fSJohn Fastabend test_exec(cgrp, opt); 1491463bac5fSJohn Fastabend 1492463bac5fSJohn Fastabend txmsg_ktls_skb_drop = 1; 1493463bac5fSJohn Fastabend test_exec(cgrp, opt); 1494463bac5fSJohn Fastabend 1495463bac5fSJohn Fastabend txmsg_ktls_skb_drop = 0; 1496463bac5fSJohn Fastabend txmsg_ktls_skb_redir = 1; 1497463bac5fSJohn Fastabend test_exec(cgrp, opt); 1498a24fb420SJohn Fastabend txmsg_ktls_skb_redir = 0; 1499a24fb420SJohn Fastabend 1500a24fb420SJohn Fastabend /* Tests that omit skb_parser */ 1501a24fb420SJohn Fastabend txmsg_omit_skb_parser = 1; 1502a24fb420SJohn Fastabend ktls = 0; 1503a24fb420SJohn Fastabend txmsg_ktls_skb = 0; 1504a24fb420SJohn Fastabend test_exec(cgrp, opt); 1505a24fb420SJohn Fastabend 1506a24fb420SJohn Fastabend txmsg_ktls_skb_drop = 1; 1507a24fb420SJohn Fastabend test_exec(cgrp, opt); 1508a24fb420SJohn Fastabend txmsg_ktls_skb_drop = 0; 1509a24fb420SJohn Fastabend 1510a24fb420SJohn Fastabend txmsg_ktls_skb_redir = 1; 1511a24fb420SJohn Fastabend test_exec(cgrp, opt); 1512a24fb420SJohn Fastabend 1513a24fb420SJohn Fastabend ktls = 1; 1514a24fb420SJohn Fastabend test_exec(cgrp, opt); 1515a24fb420SJohn Fastabend txmsg_omit_skb_parser = 0; 1516463bac5fSJohn Fastabend 1517463bac5fSJohn Fastabend opt->data_test = data; 1518463bac5fSJohn Fastabend ktls = k; 1519463bac5fSJohn Fastabend } 1520463bac5fSJohn Fastabend 1521328aa08aSJohn Fastabend /* Test cork with hung data. This tests poor usage patterns where 1522328aa08aSJohn Fastabend * cork can leave data on the ring if user program is buggy and 1523328aa08aSJohn Fastabend * doesn't flush them somehow. They do take some time however 1524328aa08aSJohn Fastabend * because they wait for a timeout. Test pass, redir and cork with 1525328aa08aSJohn Fastabend * apply logic. Use cork size of 4097 with send_large to avoid 1526328aa08aSJohn Fastabend * aligning cork size with send size. 1527328aa08aSJohn Fastabend */ 1528b98ca90cSJohn Fastabend static void test_txmsg_cork_hangs(int cgrp, struct sockmap_options *opt) 1529328aa08aSJohn Fastabend { 1530328aa08aSJohn Fastabend txmsg_pass = 1; 1531328aa08aSJohn Fastabend txmsg_redir = 0; 1532328aa08aSJohn Fastabend txmsg_cork = 4097; 1533328aa08aSJohn Fastabend txmsg_apply = 4097; 1534b98ca90cSJohn Fastabend test_send_large(opt, cgrp); 1535328aa08aSJohn Fastabend 1536328aa08aSJohn Fastabend txmsg_pass = 0; 1537328aa08aSJohn Fastabend txmsg_redir = 1; 1538328aa08aSJohn Fastabend txmsg_apply = 0; 1539328aa08aSJohn Fastabend txmsg_cork = 4097; 1540b98ca90cSJohn Fastabend test_send_large(opt, cgrp); 1541328aa08aSJohn Fastabend 1542328aa08aSJohn Fastabend txmsg_pass = 0; 1543328aa08aSJohn Fastabend txmsg_redir = 1; 1544328aa08aSJohn Fastabend txmsg_apply = 4097; 1545328aa08aSJohn Fastabend txmsg_cork = 4097; 1546b98ca90cSJohn Fastabend test_send_large(opt, cgrp); 1547328aa08aSJohn Fastabend } 1548328aa08aSJohn Fastabend 1549b98ca90cSJohn Fastabend static void test_txmsg_pull(int cgrp, struct sockmap_options *opt) 1550328aa08aSJohn Fastabend { 1551328aa08aSJohn Fastabend /* Test basic start/end */ 155216962b24SJohn Fastabend txmsg_start = 1; 155316962b24SJohn Fastabend txmsg_end = 2; 1554b98ca90cSJohn Fastabend test_send(opt, cgrp); 1555328aa08aSJohn Fastabend 1556328aa08aSJohn Fastabend /* Test >4k pull */ 1557328aa08aSJohn Fastabend txmsg_start = 4096; 1558328aa08aSJohn Fastabend txmsg_end = 9182; 1559b98ca90cSJohn Fastabend test_send_large(opt, cgrp); 1560328aa08aSJohn Fastabend 1561328aa08aSJohn Fastabend /* Test pull + redirect */ 1562328aa08aSJohn Fastabend txmsg_redir = 0; 1563328aa08aSJohn Fastabend txmsg_start = 1; 1564328aa08aSJohn Fastabend txmsg_end = 2; 1565b98ca90cSJohn Fastabend test_send(opt, cgrp); 1566328aa08aSJohn Fastabend 1567328aa08aSJohn Fastabend /* Test pull + cork */ 1568328aa08aSJohn Fastabend txmsg_redir = 0; 1569328aa08aSJohn Fastabend txmsg_cork = 512; 1570328aa08aSJohn Fastabend txmsg_start = 1; 1571328aa08aSJohn Fastabend txmsg_end = 2; 1572b98ca90cSJohn Fastabend test_send_many(opt, cgrp); 1573328aa08aSJohn Fastabend 1574328aa08aSJohn Fastabend /* Test pull + cork + redirect */ 1575328aa08aSJohn Fastabend txmsg_redir = 1; 1576328aa08aSJohn Fastabend txmsg_cork = 512; 1577328aa08aSJohn Fastabend txmsg_start = 1; 1578328aa08aSJohn Fastabend txmsg_end = 2; 1579b98ca90cSJohn Fastabend test_send_many(opt, cgrp); 1580328aa08aSJohn Fastabend } 1581328aa08aSJohn Fastabend 1582b98ca90cSJohn Fastabend static void test_txmsg_pop(int cgrp, struct sockmap_options *opt) 1583328aa08aSJohn Fastabend { 1584328aa08aSJohn Fastabend /* Test basic pop */ 1585328aa08aSJohn Fastabend txmsg_start_pop = 1; 1586328aa08aSJohn Fastabend txmsg_pop = 2; 1587b98ca90cSJohn Fastabend test_send_many(opt, cgrp); 1588328aa08aSJohn Fastabend 1589328aa08aSJohn Fastabend /* Test pop with >4k */ 1590328aa08aSJohn Fastabend txmsg_start_pop = 4096; 1591328aa08aSJohn Fastabend txmsg_pop = 4096; 1592b98ca90cSJohn Fastabend test_send_large(opt, cgrp); 1593328aa08aSJohn Fastabend 1594328aa08aSJohn Fastabend /* Test pop + redirect */ 1595328aa08aSJohn Fastabend txmsg_redir = 1; 1596328aa08aSJohn Fastabend txmsg_start_pop = 1; 1597328aa08aSJohn Fastabend txmsg_pop = 2; 1598b98ca90cSJohn Fastabend test_send_many(opt, cgrp); 1599328aa08aSJohn Fastabend 1600328aa08aSJohn Fastabend /* Test pop + cork */ 1601328aa08aSJohn Fastabend txmsg_redir = 0; 1602328aa08aSJohn Fastabend txmsg_cork = 512; 1603328aa08aSJohn Fastabend txmsg_start_pop = 1; 1604328aa08aSJohn Fastabend txmsg_pop = 2; 1605b98ca90cSJohn Fastabend test_send_many(opt, cgrp); 1606328aa08aSJohn Fastabend 1607328aa08aSJohn Fastabend /* Test pop + redirect + cork */ 1608328aa08aSJohn Fastabend txmsg_redir = 1; 1609328aa08aSJohn Fastabend txmsg_cork = 4; 1610328aa08aSJohn Fastabend txmsg_start_pop = 1; 1611328aa08aSJohn Fastabend txmsg_pop = 2; 1612b98ca90cSJohn Fastabend test_send_many(opt, cgrp); 1613328aa08aSJohn Fastabend } 1614328aa08aSJohn Fastabend 1615b98ca90cSJohn Fastabend static void test_txmsg_push(int cgrp, struct sockmap_options *opt) 1616328aa08aSJohn Fastabend { 1617328aa08aSJohn Fastabend /* Test basic push */ 1618328aa08aSJohn Fastabend txmsg_start_push = 1; 1619328aa08aSJohn Fastabend txmsg_end_push = 1; 1620b98ca90cSJohn Fastabend test_send(opt, cgrp); 1621328aa08aSJohn Fastabend 1622328aa08aSJohn Fastabend /* Test push 4kB >4k */ 1623328aa08aSJohn Fastabend txmsg_start_push = 4096; 1624328aa08aSJohn Fastabend txmsg_end_push = 4096; 1625b98ca90cSJohn Fastabend test_send_large(opt, cgrp); 1626328aa08aSJohn Fastabend 1627328aa08aSJohn Fastabend /* Test push + redirect */ 1628328aa08aSJohn Fastabend txmsg_redir = 1; 162984fbfe02SJohn Fastabend txmsg_start_push = 1; 163084fbfe02SJohn Fastabend txmsg_end_push = 2; 1631b98ca90cSJohn Fastabend test_send_many(opt, cgrp); 16321ade9abaSJohn Fastabend 1633328aa08aSJohn Fastabend /* Test push + cork */ 1634328aa08aSJohn Fastabend txmsg_redir = 0; 1635328aa08aSJohn Fastabend txmsg_cork = 512; 16361ade9abaSJohn Fastabend txmsg_start_push = 1; 1637328aa08aSJohn Fastabend txmsg_end_push = 2; 1638b98ca90cSJohn Fastabend test_send_many(opt, cgrp); 163916962b24SJohn Fastabend } 164016962b24SJohn Fastabend 1641b98ca90cSJohn Fastabend static void test_txmsg_push_pop(int cgrp, struct sockmap_options *opt) 1642328aa08aSJohn Fastabend { 1643328aa08aSJohn Fastabend txmsg_start_push = 1; 1644328aa08aSJohn Fastabend txmsg_end_push = 10; 1645328aa08aSJohn Fastabend txmsg_start_pop = 5; 1646328aa08aSJohn Fastabend txmsg_pop = 4; 1647b98ca90cSJohn Fastabend test_send_large(opt, cgrp); 164816962b24SJohn Fastabend } 164916962b24SJohn Fastabend 1650b98ca90cSJohn Fastabend static void test_txmsg_apply(int cgrp, struct sockmap_options *opt) 1651328aa08aSJohn Fastabend { 1652328aa08aSJohn Fastabend txmsg_pass = 1; 1653328aa08aSJohn Fastabend txmsg_redir = 0; 1654328aa08aSJohn Fastabend txmsg_apply = 1; 1655328aa08aSJohn Fastabend txmsg_cork = 0; 1656b98ca90cSJohn Fastabend test_send_one(opt, cgrp); 16571ade9abaSJohn Fastabend 1658328aa08aSJohn Fastabend txmsg_pass = 0; 1659328aa08aSJohn Fastabend txmsg_redir = 1; 1660328aa08aSJohn Fastabend txmsg_apply = 1; 1661328aa08aSJohn Fastabend txmsg_cork = 0; 1662b98ca90cSJohn Fastabend test_send_one(opt, cgrp); 166316962b24SJohn Fastabend 1664328aa08aSJohn Fastabend txmsg_pass = 1; 1665328aa08aSJohn Fastabend txmsg_redir = 0; 1666328aa08aSJohn Fastabend txmsg_apply = 1024; 1667328aa08aSJohn Fastabend txmsg_cork = 0; 1668b98ca90cSJohn Fastabend test_send_large(opt, cgrp); 16691ade9abaSJohn Fastabend 1670328aa08aSJohn Fastabend txmsg_pass = 0; 1671328aa08aSJohn Fastabend txmsg_redir = 1; 1672328aa08aSJohn Fastabend txmsg_apply = 1024; 1673328aa08aSJohn Fastabend txmsg_cork = 0; 1674b98ca90cSJohn Fastabend test_send_large(opt, cgrp); 1675328aa08aSJohn Fastabend } 167616962b24SJohn Fastabend 1677b98ca90cSJohn Fastabend static void test_txmsg_cork(int cgrp, struct sockmap_options *opt) 1678328aa08aSJohn Fastabend { 1679328aa08aSJohn Fastabend txmsg_pass = 1; 1680328aa08aSJohn Fastabend txmsg_redir = 0; 1681328aa08aSJohn Fastabend txmsg_apply = 0; 1682328aa08aSJohn Fastabend txmsg_cork = 1; 1683b98ca90cSJohn Fastabend test_send(opt, cgrp); 168416962b24SJohn Fastabend 1685328aa08aSJohn Fastabend txmsg_pass = 1; 1686328aa08aSJohn Fastabend txmsg_redir = 0; 1687328aa08aSJohn Fastabend txmsg_apply = 1; 1688328aa08aSJohn Fastabend txmsg_cork = 1; 1689b98ca90cSJohn Fastabend test_send(opt, cgrp); 169016962b24SJohn Fastabend } 169116962b24SJohn Fastabend 169253792fa4SJohn Fastabend static void test_txmsg_ingress_parser(int cgrp, struct sockmap_options *opt) 169353792fa4SJohn Fastabend { 169453792fa4SJohn Fastabend txmsg_pass = 1; 169553792fa4SJohn Fastabend skb_use_parser = 512; 1696b556c3fdSLiu Jian if (ktls == 1) 1697b556c3fdSLiu Jian skb_use_parser = 570; 169853792fa4SJohn Fastabend opt->iov_length = 256; 169953792fa4SJohn Fastabend opt->iov_count = 1; 170053792fa4SJohn Fastabend opt->rate = 2; 170153792fa4SJohn Fastabend test_exec(cgrp, opt); 170253792fa4SJohn Fastabend } 170353792fa4SJohn Fastabend 1704*d6967214SLiu Jian static void test_txmsg_ingress_parser2(int cgrp, struct sockmap_options *opt) 1705*d6967214SLiu Jian { 1706*d6967214SLiu Jian if (ktls == 1) 1707*d6967214SLiu Jian return; 1708*d6967214SLiu Jian skb_use_parser = 10; 1709*d6967214SLiu Jian opt->iov_length = 20; 1710*d6967214SLiu Jian opt->iov_count = 1; 1711*d6967214SLiu Jian opt->rate = 1; 1712*d6967214SLiu Jian opt->check_recved_len = true; 1713*d6967214SLiu Jian test_exec(cgrp, opt); 1714*d6967214SLiu Jian opt->check_recved_len = false; 1715*d6967214SLiu Jian } 1716*d6967214SLiu Jian 171716962b24SJohn Fastabend char *map_names[] = { 171816962b24SJohn Fastabend "sock_map", 171916962b24SJohn Fastabend "sock_map_txmsg", 172016962b24SJohn Fastabend "sock_map_redir", 172116962b24SJohn Fastabend "sock_apply_bytes", 172216962b24SJohn Fastabend "sock_cork_bytes", 172384fbfe02SJohn Fastabend "sock_bytes", 172416962b24SJohn Fastabend "sock_redir_flags", 172516962b24SJohn Fastabend "sock_skb_opts", 1726463bac5fSJohn Fastabend "tls_sock_map", 172716962b24SJohn Fastabend }; 172816962b24SJohn Fastabend 172916962b24SJohn Fastabend int prog_attach_type[] = { 173016962b24SJohn Fastabend BPF_SK_SKB_STREAM_PARSER, 173116962b24SJohn Fastabend BPF_SK_SKB_STREAM_VERDICT, 1732463bac5fSJohn Fastabend BPF_SK_SKB_STREAM_VERDICT, 173316962b24SJohn Fastabend BPF_CGROUP_SOCK_OPS, 173416962b24SJohn Fastabend BPF_SK_MSG_VERDICT, 173516962b24SJohn Fastabend BPF_SK_MSG_VERDICT, 173616962b24SJohn Fastabend BPF_SK_MSG_VERDICT, 173716962b24SJohn Fastabend BPF_SK_MSG_VERDICT, 173816962b24SJohn Fastabend BPF_SK_MSG_VERDICT, 173916962b24SJohn Fastabend BPF_SK_MSG_VERDICT, 174016962b24SJohn Fastabend BPF_SK_MSG_VERDICT, 174116962b24SJohn Fastabend }; 174216962b24SJohn Fastabend 174316962b24SJohn Fastabend int prog_type[] = { 174416962b24SJohn Fastabend BPF_PROG_TYPE_SK_SKB, 174516962b24SJohn Fastabend BPF_PROG_TYPE_SK_SKB, 1746463bac5fSJohn Fastabend BPF_PROG_TYPE_SK_SKB, 174716962b24SJohn Fastabend BPF_PROG_TYPE_SOCK_OPS, 174816962b24SJohn Fastabend BPF_PROG_TYPE_SK_MSG, 174916962b24SJohn Fastabend BPF_PROG_TYPE_SK_MSG, 175016962b24SJohn Fastabend BPF_PROG_TYPE_SK_MSG, 175116962b24SJohn Fastabend BPF_PROG_TYPE_SK_MSG, 175216962b24SJohn Fastabend BPF_PROG_TYPE_SK_MSG, 175316962b24SJohn Fastabend BPF_PROG_TYPE_SK_MSG, 175416962b24SJohn Fastabend BPF_PROG_TYPE_SK_MSG, 175516962b24SJohn Fastabend }; 175616962b24SJohn Fastabend 1757b8b394faSJohn Fastabend static int populate_progs(char *bpf_file) 175816962b24SJohn Fastabend { 175916962b24SJohn Fastabend struct bpf_program *prog; 176016962b24SJohn Fastabend struct bpf_object *obj; 176116962b24SJohn Fastabend int i = 0; 176216962b24SJohn Fastabend long err; 176316962b24SJohn Fastabend 176416962b24SJohn Fastabend obj = bpf_object__open(bpf_file); 176516962b24SJohn Fastabend err = libbpf_get_error(obj); 176616962b24SJohn Fastabend if (err) { 176716962b24SJohn Fastabend char err_buf[256]; 176816962b24SJohn Fastabend 176916962b24SJohn Fastabend libbpf_strerror(err, err_buf, sizeof(err_buf)); 177016962b24SJohn Fastabend printf("Unable to load eBPF objects in file '%s' : %s\n", 177116962b24SJohn Fastabend bpf_file, err_buf); 177216962b24SJohn Fastabend return -1; 177316962b24SJohn Fastabend } 177416962b24SJohn Fastabend 177516962b24SJohn Fastabend bpf_object__for_each_program(prog, obj) { 177616962b24SJohn Fastabend bpf_program__set_type(prog, prog_type[i]); 177716962b24SJohn Fastabend bpf_program__set_expected_attach_type(prog, 177816962b24SJohn Fastabend prog_attach_type[i]); 177916962b24SJohn Fastabend i++; 178016962b24SJohn Fastabend } 178116962b24SJohn Fastabend 178216962b24SJohn Fastabend i = bpf_object__load(obj); 178316962b24SJohn Fastabend i = 0; 178416962b24SJohn Fastabend bpf_object__for_each_program(prog, obj) { 178516962b24SJohn Fastabend prog_fd[i] = bpf_program__fd(prog); 178616962b24SJohn Fastabend i++; 178716962b24SJohn Fastabend } 178816962b24SJohn Fastabend 178916962b24SJohn Fastabend for (i = 0; i < sizeof(map_fd)/sizeof(int); i++) { 179016962b24SJohn Fastabend maps[i] = bpf_object__find_map_by_name(obj, map_names[i]); 179116962b24SJohn Fastabend map_fd[i] = bpf_map__fd(maps[i]); 179216962b24SJohn Fastabend if (map_fd[i] < 0) { 179316962b24SJohn Fastabend fprintf(stderr, "load_bpf_file: (%i) %s\n", 179416962b24SJohn Fastabend map_fd[i], strerror(errno)); 179516962b24SJohn Fastabend return -1; 179616962b24SJohn Fastabend } 179716962b24SJohn Fastabend } 179816962b24SJohn Fastabend 179916962b24SJohn Fastabend return 0; 180016962b24SJohn Fastabend } 180116962b24SJohn Fastabend 1802328aa08aSJohn Fastabend struct _test test[] = { 1803328aa08aSJohn Fastabend {"txmsg test passthrough", test_txmsg_pass}, 1804328aa08aSJohn Fastabend {"txmsg test redirect", test_txmsg_redir}, 1805328aa08aSJohn Fastabend {"txmsg test drop", test_txmsg_drop}, 1806328aa08aSJohn Fastabend {"txmsg test ingress redirect", test_txmsg_ingress_redir}, 1807463bac5fSJohn Fastabend {"txmsg test skb", test_txmsg_skb}, 1808328aa08aSJohn Fastabend {"txmsg test apply", test_txmsg_apply}, 1809328aa08aSJohn Fastabend {"txmsg test cork", test_txmsg_cork}, 1810328aa08aSJohn Fastabend {"txmsg test hanging corks", test_txmsg_cork_hangs}, 1811328aa08aSJohn Fastabend {"txmsg test push_data", test_txmsg_push}, 1812328aa08aSJohn Fastabend {"txmsg test pull-data", test_txmsg_pull}, 1813328aa08aSJohn Fastabend {"txmsg test pop-data", test_txmsg_pop}, 1814328aa08aSJohn Fastabend {"txmsg test push/pop data", test_txmsg_push_pop}, 1815*d6967214SLiu Jian {"txmsg test ingress parser", test_txmsg_ingress_parser}, 1816*d6967214SLiu Jian {"txmsg test ingress parser2", test_txmsg_ingress_parser2}, 1817328aa08aSJohn Fastabend }; 1818328aa08aSJohn Fastabend 1819065a74cbSJohn Fastabend static int check_whitelist(struct _test *t, struct sockmap_options *opt) 1820065a74cbSJohn Fastabend { 1821065a74cbSJohn Fastabend char *entry, *ptr; 1822065a74cbSJohn Fastabend 1823065a74cbSJohn Fastabend if (!opt->whitelist) 1824065a74cbSJohn Fastabend return 0; 1825065a74cbSJohn Fastabend ptr = strdup(opt->whitelist); 1826065a74cbSJohn Fastabend if (!ptr) 1827065a74cbSJohn Fastabend return -ENOMEM; 1828065a74cbSJohn Fastabend entry = strtok(ptr, ","); 1829065a74cbSJohn Fastabend while (entry) { 183096586dd9SJohn Fastabend if ((opt->prepend && strstr(opt->prepend, entry) != 0) || 183196586dd9SJohn Fastabend strstr(opt->map, entry) != 0 || 183296586dd9SJohn Fastabend strstr(t->title, entry) != 0) 1833065a74cbSJohn Fastabend return 0; 1834065a74cbSJohn Fastabend entry = strtok(NULL, ","); 1835065a74cbSJohn Fastabend } 1836065a74cbSJohn Fastabend return -EINVAL; 1837065a74cbSJohn Fastabend } 1838065a74cbSJohn Fastabend 1839a7238f7cSJohn Fastabend static int check_blacklist(struct _test *t, struct sockmap_options *opt) 1840a7238f7cSJohn Fastabend { 1841a7238f7cSJohn Fastabend char *entry, *ptr; 1842a7238f7cSJohn Fastabend 1843a7238f7cSJohn Fastabend if (!opt->blacklist) 1844a7238f7cSJohn Fastabend return -EINVAL; 1845a7238f7cSJohn Fastabend ptr = strdup(opt->blacklist); 1846a7238f7cSJohn Fastabend if (!ptr) 1847a7238f7cSJohn Fastabend return -ENOMEM; 1848a7238f7cSJohn Fastabend entry = strtok(ptr, ","); 1849a7238f7cSJohn Fastabend while (entry) { 185096586dd9SJohn Fastabend if ((opt->prepend && strstr(opt->prepend, entry) != 0) || 185196586dd9SJohn Fastabend strstr(opt->map, entry) != 0 || 185296586dd9SJohn Fastabend strstr(t->title, entry) != 0) 1853a7238f7cSJohn Fastabend return 0; 1854a7238f7cSJohn Fastabend entry = strtok(NULL, ","); 1855a7238f7cSJohn Fastabend } 1856a7238f7cSJohn Fastabend return -EINVAL; 1857a7238f7cSJohn Fastabend } 1858a7238f7cSJohn Fastabend 1859b98ca90cSJohn Fastabend static int __test_selftests(int cg_fd, struct sockmap_options *opt) 1860328aa08aSJohn Fastabend { 1861328aa08aSJohn Fastabend int i, err; 1862328aa08aSJohn Fastabend 1863b98ca90cSJohn Fastabend err = populate_progs(opt->map); 186416962b24SJohn Fastabend if (err < 0) { 186516962b24SJohn Fastabend fprintf(stderr, "ERROR: (%i) load bpf failed\n", err); 186616962b24SJohn Fastabend return err; 186716962b24SJohn Fastabend } 186816962b24SJohn Fastabend 1869328aa08aSJohn Fastabend /* Tests basic commands and APIs */ 1870328aa08aSJohn Fastabend for (i = 0; i < sizeof(test)/sizeof(struct _test); i++) { 1871328aa08aSJohn Fastabend struct _test t = test[i]; 1872328aa08aSJohn Fastabend 1873a7238f7cSJohn Fastabend if (check_whitelist(&t, opt) != 0) 1874a7238f7cSJohn Fastabend continue; 1875a7238f7cSJohn Fastabend if (check_blacklist(&t, opt) == 0) 1876065a74cbSJohn Fastabend continue; 1877065a74cbSJohn Fastabend 187896586dd9SJohn Fastabend test_start_subtest(&t, opt); 1879b98ca90cSJohn Fastabend t.tester(cg_fd, opt); 1880328aa08aSJohn Fastabend test_end_subtest(); 1881328aa08aSJohn Fastabend } 1882328aa08aSJohn Fastabend 1883328aa08aSJohn Fastabend return err; 1884328aa08aSJohn Fastabend } 1885328aa08aSJohn Fastabend 1886b98ca90cSJohn Fastabend static void test_selftests_sockmap(int cg_fd, struct sockmap_options *opt) 1887328aa08aSJohn Fastabend { 1888b98ca90cSJohn Fastabend opt->map = BPF_SOCKMAP_FILENAME; 1889b98ca90cSJohn Fastabend __test_selftests(cg_fd, opt); 1890328aa08aSJohn Fastabend } 1891328aa08aSJohn Fastabend 1892b98ca90cSJohn Fastabend static void test_selftests_sockhash(int cg_fd, struct sockmap_options *opt) 1893328aa08aSJohn Fastabend { 1894b98ca90cSJohn Fastabend opt->map = BPF_SOCKHASH_FILENAME; 1895b98ca90cSJohn Fastabend __test_selftests(cg_fd, opt); 1896328aa08aSJohn Fastabend } 1897328aa08aSJohn Fastabend 189896586dd9SJohn Fastabend static void test_selftests_ktls(int cg_fd, struct sockmap_options *opt) 189996586dd9SJohn Fastabend { 190096586dd9SJohn Fastabend opt->map = BPF_SOCKHASH_FILENAME; 190196586dd9SJohn Fastabend opt->prepend = "ktls"; 190296586dd9SJohn Fastabend ktls = 1; 190396586dd9SJohn Fastabend __test_selftests(cg_fd, opt); 190496586dd9SJohn Fastabend ktls = 0; 190596586dd9SJohn Fastabend } 190696586dd9SJohn Fastabend 1907b98ca90cSJohn Fastabend static int test_selftest(int cg_fd, struct sockmap_options *opt) 1908328aa08aSJohn Fastabend { 190916962b24SJohn Fastabend 1910b98ca90cSJohn Fastabend test_selftests_sockmap(cg_fd, opt); 1911b98ca90cSJohn Fastabend test_selftests_sockhash(cg_fd, opt); 191296586dd9SJohn Fastabend test_selftests_ktls(cg_fd, opt); 1913328aa08aSJohn Fastabend test_print_results(); 1914328aa08aSJohn Fastabend return 0; 1915b8b394faSJohn Fastabend } 1916b8b394faSJohn Fastabend 191716962b24SJohn Fastabend int main(int argc, char **argv) 191816962b24SJohn Fastabend { 191916962b24SJohn Fastabend int iov_count = 1, length = 1024, rate = 1; 192016962b24SJohn Fastabend struct sockmap_options options = {0}; 192116962b24SJohn Fastabend int opt, longindex, err, cg_fd = 0; 1922b8b394faSJohn Fastabend char *bpf_file = BPF_SOCKMAP_FILENAME; 1923b98ca90cSJohn Fastabend int test = SELFTESTS; 192413a5f3ffSJohn Fastabend bool cg_created = 0; 192516962b24SJohn Fastabend 1926a7238f7cSJohn Fastabend while ((opt = getopt_long(argc, argv, ":dhv:c:r:i:l:t:p:q:n:b:", 192716962b24SJohn Fastabend long_options, &longindex)) != -1) { 192816962b24SJohn Fastabend switch (opt) { 192916962b24SJohn Fastabend case 's': 193016962b24SJohn Fastabend txmsg_start = atoi(optarg); 193116962b24SJohn Fastabend break; 193216962b24SJohn Fastabend case 'e': 193316962b24SJohn Fastabend txmsg_end = atoi(optarg); 193416962b24SJohn Fastabend break; 193584fbfe02SJohn Fastabend case 'p': 193684fbfe02SJohn Fastabend txmsg_start_push = atoi(optarg); 193784fbfe02SJohn Fastabend break; 193884fbfe02SJohn Fastabend case 'q': 193984fbfe02SJohn Fastabend txmsg_end_push = atoi(optarg); 194084fbfe02SJohn Fastabend break; 19411ade9abaSJohn Fastabend case 'w': 19421ade9abaSJohn Fastabend txmsg_start_pop = atoi(optarg); 19431ade9abaSJohn Fastabend break; 19441ade9abaSJohn Fastabend case 'x': 19451ade9abaSJohn Fastabend txmsg_pop = atoi(optarg); 19461ade9abaSJohn Fastabend break; 194716962b24SJohn Fastabend case 'a': 194816962b24SJohn Fastabend txmsg_apply = atoi(optarg); 194916962b24SJohn Fastabend break; 195016962b24SJohn Fastabend case 'k': 195116962b24SJohn Fastabend txmsg_cork = atoi(optarg); 195216962b24SJohn Fastabend break; 195316962b24SJohn Fastabend case 'c': 195416962b24SJohn Fastabend cg_fd = open(optarg, O_DIRECTORY, O_RDONLY); 195516962b24SJohn Fastabend if (cg_fd < 0) { 195616962b24SJohn Fastabend fprintf(stderr, 195716962b24SJohn Fastabend "ERROR: (%i) open cg path failed: %s\n", 195816962b24SJohn Fastabend cg_fd, optarg); 195916962b24SJohn Fastabend return cg_fd; 196016962b24SJohn Fastabend } 196116962b24SJohn Fastabend break; 196216962b24SJohn Fastabend case 'r': 196316962b24SJohn Fastabend rate = atoi(optarg); 196416962b24SJohn Fastabend break; 196516962b24SJohn Fastabend case 'v': 196616962b24SJohn Fastabend options.verbose = 1; 1967b98ca90cSJohn Fastabend if (optarg) 1968b98ca90cSJohn Fastabend options.verbose = atoi(optarg); 196916962b24SJohn Fastabend break; 197016962b24SJohn Fastabend case 'i': 197116962b24SJohn Fastabend iov_count = atoi(optarg); 197216962b24SJohn Fastabend break; 197316962b24SJohn Fastabend case 'l': 197416962b24SJohn Fastabend length = atoi(optarg); 197516962b24SJohn Fastabend break; 197616962b24SJohn Fastabend case 'd': 197716962b24SJohn Fastabend options.data_test = true; 197816962b24SJohn Fastabend break; 197916962b24SJohn Fastabend case 't': 198016962b24SJohn Fastabend if (strcmp(optarg, "ping") == 0) { 198116962b24SJohn Fastabend test = PING_PONG; 198216962b24SJohn Fastabend } else if (strcmp(optarg, "sendmsg") == 0) { 198316962b24SJohn Fastabend test = SENDMSG; 198416962b24SJohn Fastabend } else if (strcmp(optarg, "base") == 0) { 198516962b24SJohn Fastabend test = BASE; 198616962b24SJohn Fastabend } else if (strcmp(optarg, "base_sendpage") == 0) { 198716962b24SJohn Fastabend test = BASE_SENDPAGE; 198816962b24SJohn Fastabend } else if (strcmp(optarg, "sendpage") == 0) { 198916962b24SJohn Fastabend test = SENDPAGE; 199016962b24SJohn Fastabend } else { 199116962b24SJohn Fastabend usage(argv); 199216962b24SJohn Fastabend return -1; 199316962b24SJohn Fastabend } 199416962b24SJohn Fastabend break; 1995065a74cbSJohn Fastabend case 'n': 1996065a74cbSJohn Fastabend options.whitelist = strdup(optarg); 1997065a74cbSJohn Fastabend if (!options.whitelist) 1998065a74cbSJohn Fastabend return -ENOMEM; 1999a7238f7cSJohn Fastabend break; 2000a7238f7cSJohn Fastabend case 'b': 2001a7238f7cSJohn Fastabend options.blacklist = strdup(optarg); 2002a7238f7cSJohn Fastabend if (!options.blacklist) 2003a7238f7cSJohn Fastabend return -ENOMEM; 200416962b24SJohn Fastabend case 0: 200516962b24SJohn Fastabend break; 200616962b24SJohn Fastabend case 'h': 200716962b24SJohn Fastabend default: 200816962b24SJohn Fastabend usage(argv); 200916962b24SJohn Fastabend return -1; 201016962b24SJohn Fastabend } 201116962b24SJohn Fastabend } 201216962b24SJohn Fastabend 201316962b24SJohn Fastabend if (!cg_fd) { 20144939b284SJohn Fastabend cg_fd = cgroup_setup_and_join(CG_PATH); 20154939b284SJohn Fastabend if (cg_fd < 0) 201613a5f3ffSJohn Fastabend return cg_fd; 201713a5f3ffSJohn Fastabend cg_created = 1; 201816962b24SJohn Fastabend } 201916962b24SJohn Fastabend 2020b98ca90cSJohn Fastabend if (test == SELFTESTS) { 2021b98ca90cSJohn Fastabend err = test_selftest(cg_fd, &options); 2022b98ca90cSJohn Fastabend goto out; 2023b98ca90cSJohn Fastabend } 2024b98ca90cSJohn Fastabend 2025b8b394faSJohn Fastabend err = populate_progs(bpf_file); 202616962b24SJohn Fastabend if (err) { 202716962b24SJohn Fastabend fprintf(stderr, "populate program: (%s) %s\n", 202816962b24SJohn Fastabend bpf_file, strerror(errno)); 202916962b24SJohn Fastabend return 1; 203016962b24SJohn Fastabend } 203116962b24SJohn Fastabend running = 1; 203216962b24SJohn Fastabend 203316962b24SJohn Fastabend /* catch SIGINT */ 203416962b24SJohn Fastabend signal(SIGINT, running_handler); 203516962b24SJohn Fastabend 203616962b24SJohn Fastabend options.iov_count = iov_count; 203716962b24SJohn Fastabend options.iov_length = length; 203816962b24SJohn Fastabend options.rate = rate; 203916962b24SJohn Fastabend 204016962b24SJohn Fastabend err = run_options(&options, cg_fd, test); 2041b98ca90cSJohn Fastabend out: 2042065a74cbSJohn Fastabend if (options.whitelist) 2043065a74cbSJohn Fastabend free(options.whitelist); 2044a7238f7cSJohn Fastabend if (options.blacklist) 2045a7238f7cSJohn Fastabend free(options.blacklist); 204613a5f3ffSJohn Fastabend if (cg_created) 204713a5f3ffSJohn Fastabend cleanup_cgroup_environment(); 204816962b24SJohn Fastabend close(cg_fd); 204916962b24SJohn Fastabend return err; 205016962b24SJohn Fastabend } 205116962b24SJohn Fastabend 205216962b24SJohn Fastabend void running_handler(int a) 205316962b24SJohn Fastabend { 205416962b24SJohn Fastabend running = 0; 205516962b24SJohn Fastabend } 2056