mirror of
https://github.com/opnsense/src.git
synced 2026-05-28 04:12:45 -04:00
Update the sendfile regression test so that it outputs results in the
TAP format. Add a checksum to verify that the data hasn't been corrupted between being read from disk and being received. Approved by: rrs (mentor)
This commit is contained in:
Rebecca Cran
parent
a9024075a7
commit
8dd83f1e16
2 changed files with 232 additions and 159 deletions
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@ -5,5 +5,6 @@
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PROG= sendfile
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NO_MAN=
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WARNS?= 6
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LDADD = -lmd
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.include <bsd.prog.mk>
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@ -29,11 +29,14 @@
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <sys/stat.h>
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#include <sys/wait.h>
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#include <netinet/in.h>
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#include <err.h>
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#include <errno.h>
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#include <limits.h>
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#include <md5.h>
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#include <signal.h>
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#include <stdint.h>
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#include <stdio.h>
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@ -47,113 +50,192 @@
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* of cases and performing limited validation.
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*/
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#define FAIL(msg) {printf("# %s\n", msg); \
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return (-1);}
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#define FAIL_ERR(msg) {printf("# %s: %s\n", msg, strerror(errno)); \
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return (-1);}
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#define TEST_PORT 5678
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#define TEST_MAGIC 0x4440f7bb
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#define TEST_PAGES 4
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#define TEST_SECONDS 30
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struct test_header {
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u_int32_t th_magic;
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u_int32_t th_header_length;
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u_int32_t th_offset;
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u_int32_t th_length;
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uint32_t th_magic;
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uint32_t th_header_length;
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uint32_t th_offset;
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uint32_t th_length;
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char th_md5[33];
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};
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struct sendfile_test {
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uint32_t hdr_length;
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uint32_t offset;
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uint32_t length;
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};
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pid_t child_pid, parent_pid;
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int listen_socket;
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int file_fd;
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char path[PATH_MAX];
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int listen_socket;
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int accept_socket;
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static int test_th(struct test_header *th, uint32_t *header_length,
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uint32_t *offset, uint32_t *length);
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static void signal_alarm(int signum);
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static void setup_alarm(int seconds);
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static void cancel_alarm(void);
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static int receive_test(void);
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static void run_child(void);
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static int new_test_socket(int *connect_socket);
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static void init_th(struct test_header *th, uint32_t header_length,
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uint32_t offset, uint32_t length);
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static int send_test(int connect_socket, struct sendfile_test);
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static void run_parent(void);
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static void cleanup(void);
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static int
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test_th(struct test_header *th, u_int32_t *header_length, u_int32_t *offset,
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u_int32_t *length)
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test_th(struct test_header *th, uint32_t *header_length, uint32_t *offset,
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uint32_t *length)
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{
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if (th->th_magic != htonl(TEST_MAGIC))
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return (0);
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FAIL("magic number not found in header")
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*header_length = ntohl(th->th_header_length);
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*offset = ntohl(th->th_offset);
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*length = ntohl(th->th_length);
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return (1);
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return (0);
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}
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static void
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signal_alarm(int signum)
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{
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(void)signum;
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printf("# test timeout\n");
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if (accept_socket > 0)
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close(accept_socket);
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if (listen_socket > 0)
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close(listen_socket);
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_exit(-1);
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}
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static void
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setup_alarm(int seconds)
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{
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struct itimerval itv;
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bzero(&itv, sizeof(itv));
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(void)seconds;
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itv.it_value.tv_sec = seconds;
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signal(SIGALRM, signal_alarm);
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alarm(seconds);
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setitimer(ITIMER_REAL, &itv, NULL);
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}
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static void
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cancel_alarm(void)
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{
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alarm(0);
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signal(SIGALRM, SIG_DFL);
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struct itimerval itv;
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bzero(&itv, sizeof(itv));
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setitimer(ITIMER_REAL, &itv, NULL);
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}
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static void
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receive_test(int accept_socket)
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static int
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receive_test(void)
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{
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u_int32_t header_length, offset, length, counter;
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uint32_t header_length, offset, length, counter;
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struct test_header th;
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ssize_t len;
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char ch;
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char buf[10240];
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MD5_CTX md5ctx;
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char *rxmd5;
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len = read(accept_socket, &th, sizeof(th));
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if (len < 0)
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err(1, "read");
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if ((size_t)len < sizeof(th))
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errx(1, "read: %zd", len);
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if (len < 0 || (size_t)len < sizeof(th))
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FAIL_ERR("read")
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if (test_th(&th, &header_length, &offset, &length) == 0)
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errx(1, "test_th: bad");
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if (test_th(&th, &header_length, &offset, &length) != 0)
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return (-1);
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MD5Init(&md5ctx);
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counter = 0;
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while (1) {
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len = read(accept_socket, &ch, sizeof(ch));
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if (len < 0)
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err(1, "read");
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if (len == 0)
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len = read(accept_socket, buf, sizeof(buf));
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if (len < 0 || len == 0)
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break;
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counter++;
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/* XXXRW: Validate byte here. */
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counter += len;
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MD5Update(&md5ctx, buf, len);
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}
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if (counter != header_length + length)
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errx(1, "receive_test: expected (%d, %d) received %d",
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header_length, length, counter);
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rxmd5 = MD5End(&md5ctx, NULL);
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if ((counter != header_length+length) ||
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memcmp(th.th_md5, rxmd5, 33) != 0)
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FAIL("receive length mismatch")
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free(rxmd5);
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return (0);
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}
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static void
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run_child(void)
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{
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int accept_socket;
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struct sockaddr_in sin;
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int rc = 0;
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while (1) {
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listen_socket = socket(PF_INET, SOCK_STREAM, 0);
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if (listen_socket < 0) {
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printf("# socket: %s\n", strerror(errno));
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rc = -1;
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}
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if (!rc) {
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bzero(&sin, sizeof(sin));
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sin.sin_len = sizeof(sin);
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sin.sin_family = AF_INET;
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sin.sin_addr.s_addr = htonl(INADDR_LOOPBACK);
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sin.sin_port = htons(TEST_PORT);
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if (bind(listen_socket, (struct sockaddr *)&sin, sizeof(sin)) < 0) {
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printf("# bind: %s\n", strerror(errno));
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rc = -1;
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}
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}
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if (!rc && listen(listen_socket, -1) < 0) {
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printf("# listen: %s\n", strerror(errno));
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rc = -1;
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}
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if (!rc) {
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accept_socket = accept(listen_socket, NULL, NULL);
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setup_alarm(TEST_SECONDS);
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receive_test(accept_socket);
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cancel_alarm();
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close(accept_socket);
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if (receive_test() != 0)
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rc = -1;
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}
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cancel_alarm();
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if (accept_socket > 0)
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close(accept_socket);
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if (listen_socket > 0)
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close(listen_socket);
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_exit(rc);
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}
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static int
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new_test_socket(void)
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new_test_socket(int *connect_socket)
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{
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struct sockaddr_in sin;
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int connect_socket;
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int rc = 0;
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connect_socket = socket(PF_INET, SOCK_STREAM, 0);
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if (connect_socket < 0)
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err(1, "socket");
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*connect_socket = socket(PF_INET, SOCK_STREAM, 0);
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if (*connect_socket < 0)
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FAIL_ERR("socket")
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bzero(&sin, sizeof(sin));
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sin.sin_len = sizeof(sin);
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@ -161,57 +243,65 @@ new_test_socket(void)
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sin.sin_addr.s_addr = htonl(INADDR_LOOPBACK);
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sin.sin_port = htons(TEST_PORT);
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if (connect(connect_socket, (struct sockaddr *)&sin, sizeof(sin)) < 0)
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err(1, "connect");
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if (connect(*connect_socket, (struct sockaddr *)&sin, sizeof(sin)) < 0)
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FAIL_ERR("connect")
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return (connect_socket);
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return (rc);
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}
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static void
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init_th(struct test_header *th, u_int32_t header_length, u_int32_t offset,
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u_int32_t length)
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init_th(struct test_header *th, uint32_t header_length, uint32_t offset,
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uint32_t length)
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{
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bzero(th, sizeof(*th));
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th->th_magic = htonl(TEST_MAGIC);
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th->th_header_length = htonl(header_length);
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th->th_offset = htonl(offset);
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th->th_length = htonl(length);
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MD5FileChunk(path, th->th_md5, offset, length);
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}
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static void
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send_test(int connect_socket, u_int32_t header_length, u_int32_t offset,
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u_int32_t length)
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static int
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send_test(int connect_socket, struct sendfile_test test)
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{
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struct test_header th;
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struct sf_hdtr hdtr, *hdtrp;
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struct iovec headers;
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char *header;
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ssize_t len;
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int length;
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off_t off;
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len = lseek(file_fd, 0, SEEK_SET);
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if (len < 0)
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err(1, "lseek");
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if (len != 0)
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errx(1, "lseek: %zd", len);
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FAIL_ERR("lseek")
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init_th(&th, header_length, offset, length);
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if (test.length == 0) {
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struct stat st;
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if (fstat(file_fd, &st) < 0)
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FAIL_ERR("fstat")
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length = st.st_size - test.offset;
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}
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else {
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length = test.length;
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}
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init_th(&th, test.hdr_length, test.offset, length);
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len = write(connect_socket, &th, sizeof(th));
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if (len < 0)
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err(1, "send");
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if (len != sizeof(th))
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err(1, "send: %zd", len);
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return (-1);
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if (header_length != 0) {
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header = malloc(header_length);
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if (test.hdr_length != 0) {
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header = malloc(test.hdr_length);
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if (header == NULL)
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err(1, "malloc");
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FAIL_ERR("malloc")
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hdtrp = &hdtr;
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bzero(&headers, sizeof(headers));
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headers.iov_base = header;
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headers.iov_len = header_length;
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headers.iov_len = test.hdr_length;
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bzero(&hdtr, sizeof(hdtr));
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hdtr.headers = &headers;
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hdtr.hdr_cnt = 1;
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@ -222,148 +312,130 @@ send_test(int connect_socket, u_int32_t header_length, u_int32_t offset,
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header = NULL;
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}
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if (sendfile(file_fd, connect_socket, offset, length, hdtrp, &off,
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0) < 0)
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err(1, "sendfile");
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if (sendfile(file_fd, connect_socket, test.offset, test.length,
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hdtrp, &off, 0) < 0) {
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if (header != NULL)
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free(header);
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FAIL_ERR("sendfile")
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}
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if (length == 0) {
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struct stat sb;
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if (fstat(file_fd, &sb) < 0)
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err(1, "fstat");
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length = sb.st_size - offset;
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}
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if (off != length) {
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errx(1, "sendfile: off(%ju) != length(%ju)",
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(uintmax_t)off, (uintmax_t)length);
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if (fstat(file_fd, &sb) == 0)
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length = sb.st_size - test.offset;
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}
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if (header != NULL)
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free(header);
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if (off != length)
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FAIL("offset != length")
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return (0);
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}
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static void
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run_parent(void)
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{
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int connect_socket;
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int status;
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int test_num;
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int pid;
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connect_socket = new_test_socket();
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send_test(connect_socket, 0, 0, 1);
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close(connect_socket);
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const int pagesize = getpagesize();
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sleep(1);
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struct sendfile_test tests[10] = {
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{ .hdr_length = 0, .offset = 0, .length = 1 },
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{ .hdr_length = 0, .offset = 0, .length = pagesize },
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{ .hdr_length = 0, .offset = 1, .length = 1 },
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{ .hdr_length = 0, .offset = 1, .length = pagesize },
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{ .hdr_length = 0, .offset = pagesize, .length = pagesize },
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{ .hdr_length = 0, .offset = 0, .length = 2*pagesize },
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{ .hdr_length = 0, .offset = 0, .length = 0 },
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{ .hdr_length = 0, .offset = pagesize, .length = 0 },
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{ .hdr_length = 0, .offset = 2*pagesize, .length = 0 },
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{ .hdr_length = 0, .offset = TEST_PAGES*pagesize, .length = 0 }
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};
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connect_socket = new_test_socket();
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send_test(connect_socket, 0, 0, getpagesize());
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close(connect_socket);
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printf("1..10\n");
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sleep(1);
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for (test_num = 1; test_num <= 10; test_num++) {
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connect_socket = new_test_socket();
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send_test(connect_socket, 0, 1, 1);
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close(connect_socket);
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pid = fork();
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if (pid == -1) {
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printf("not ok %d\n", test_num);
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continue;
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}
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sleep(1);
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if (pid == 0)
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run_child();
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connect_socket = new_test_socket();
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send_test(connect_socket, 0, 1, getpagesize());
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close(connect_socket);
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usleep(250000);
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sleep(1);
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if (new_test_socket(&connect_socket) != 0) {
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printf("not ok %d\n", test_num);
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kill(pid, SIGALRM);
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close(connect_socket);
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continue;
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}
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connect_socket = new_test_socket();
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send_test(connect_socket, 0, getpagesize(), getpagesize());
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close(connect_socket);
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if (send_test(connect_socket, tests[test_num-1]) != 0) {
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printf("not ok %d\n", test_num);
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kill(pid, SIGALRM);
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close(connect_socket);
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continue;
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}
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sleep(1);
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close(connect_socket);
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if (waitpid(pid, &status, 0) == pid) {
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if (WIFEXITED(status) && WEXITSTATUS(status) == 0)
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printf("%s %d\n", "ok", test_num);
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else
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printf("%s %d\n", "not ok", test_num);
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}
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else {
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printf("not ok %d\n", test_num);
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}
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}
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}
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connect_socket = new_test_socket();
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send_test(connect_socket, 0, 0, 2 * getpagesize());
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close(connect_socket);
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sleep(1);
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connect_socket = new_test_socket();
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send_test(connect_socket, 0, 0, 0);
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close(connect_socket);
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sleep(1);
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connect_socket = new_test_socket();
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send_test(connect_socket, 0, getpagesize(), 0);
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close(connect_socket);
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sleep(1);
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connect_socket = new_test_socket();
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send_test(connect_socket, 0, 2 * getpagesize(), 0);
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close(connect_socket);
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sleep(1);
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connect_socket = new_test_socket();
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send_test(connect_socket, 0, TEST_PAGES * getpagesize(), 0);
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close(connect_socket);
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sleep(1);
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(void)kill(child_pid, SIGKILL);
|
||||
static void
|
||||
cleanup(void)
|
||||
{
|
||||
if (*path != '\0')
|
||||
unlink(path);
|
||||
}
|
||||
|
||||
int
|
||||
main(void)
|
||||
{
|
||||
char path[PATH_MAX], *page_buffer;
|
||||
struct sockaddr_in sin;
|
||||
char *page_buffer;
|
||||
int pagesize;
|
||||
ssize_t len;
|
||||
|
||||
*path = '\0';
|
||||
|
||||
pagesize = getpagesize();
|
||||
page_buffer = malloc(TEST_PAGES * pagesize);
|
||||
if (page_buffer == NULL)
|
||||
err(1, "malloc");
|
||||
FAIL_ERR("malloc")
|
||||
bzero(page_buffer, TEST_PAGES * pagesize);
|
||||
|
||||
listen_socket = socket(PF_INET, SOCK_STREAM, 0);
|
||||
if (listen_socket < 0)
|
||||
err(1, "socket");
|
||||
|
||||
bzero(&sin, sizeof(sin));
|
||||
sin.sin_len = sizeof(sin);
|
||||
sin.sin_family = AF_INET;
|
||||
sin.sin_addr.s_addr = htonl(INADDR_LOOPBACK);
|
||||
sin.sin_port = htons(TEST_PORT);
|
||||
|
||||
snprintf(path, PATH_MAX, "/tmp/sendfile.XXXXXXXXXXXX");
|
||||
file_fd = mkstemp(path);
|
||||
(void)unlink(path);
|
||||
atexit(cleanup);
|
||||
|
||||
len = write(file_fd, page_buffer, TEST_PAGES * pagesize);
|
||||
if (len < 0)
|
||||
err(1, "write");
|
||||
FAIL_ERR("write")
|
||||
|
||||
len = lseek(file_fd, 0, SEEK_SET);
|
||||
if (len < 0)
|
||||
err(1, "lseek");
|
||||
FAIL_ERR("lseek")
|
||||
if (len != 0)
|
||||
errx(1, "lseek: %zd", len);
|
||||
|
||||
if (bind(listen_socket, (struct sockaddr *)&sin, sizeof(sin)) < 0)
|
||||
err(1, "bind");
|
||||
|
||||
if (listen(listen_socket, -1) < 0)
|
||||
err(1, "listen");
|
||||
|
||||
parent_pid = getpid();
|
||||
child_pid = fork();
|
||||
if (child_pid < 0)
|
||||
err(1, "fork");
|
||||
if (child_pid == 0) {
|
||||
child_pid = getpid();
|
||||
run_child();
|
||||
} else
|
||||
run_parent();
|
||||
FAIL("len != 0")
|
||||
|
||||
run_parent();
|
||||
return (0);
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in a new issue