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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-06 01:46:30 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-06 01:46:30 +0000 |
commit | b5896ba9f6047e7031e2bdee0622d543e11a6734 (patch) | |
tree | fd7b460593a2fee1be579bec5697e6d887ea3421 /src/util/stream_test.c | |
parent | Initial commit. (diff) | |
download | postfix-upstream/3.4.23.tar.xz postfix-upstream/3.4.23.zip |
Adding upstream version 3.4.23.upstream/3.4.23upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/util/stream_test.c')
-rw-r--r-- | src/util/stream_test.c | 111 |
1 files changed, 111 insertions, 0 deletions
diff --git a/src/util/stream_test.c b/src/util/stream_test.c new file mode 100644 index 0000000..5c8f82f --- /dev/null +++ b/src/util/stream_test.c @@ -0,0 +1,111 @@ +#include "sys_defs.h" +#include <sys/stat.h> +#include <unistd.h> +#include <stdlib.h> +#include <fcntl.h> + +#include "iostuff.h" +#include "msg.h" +#include "msg_vstream.h" +#include "listen.h" +#include "connect.h" + +#ifdef SUNOS5 +#include <stropts.h> + +#define FIFO "/tmp/test-fifo" + +static const char *progname; + +static void print_fstat(int fd) +{ + struct stat st; + + if (fstat(fd, &st) < 0) + msg_fatal("fstat: %m"); + vstream_printf("fd %d\n", fd); + vstream_printf("dev %ld\n", (long) st.st_dev); + vstream_printf("ino %ld\n", (long) st.st_ino); + vstream_fflush(VSTREAM_OUT); +} + +static NORETURN usage(void) +{ + msg_fatal("usage: %s [-p] [-n count] [-v]", progname); +} + +int main(int argc, char **argv) +{ + int server_fd; + int client_fd; + int fd; + int print_fstats = 0; + int count = 1; + int ch; + int i; + + progname = argv[0]; + msg_vstream_init(argv[0], VSTREAM_ERR); + + /* + * Parse JCL. + */ + while ((ch = GETOPT(argc, argv, "pn:v")) > 0) { + switch (ch) { + default: + usage(); + case 'p': + print_fstats = 1; + break; + case 'n': + if ((count = atoi(optarg)) < 1) + usage(); + break; + case 'v': + msg_verbose++; + break; + } + } + server_fd = stream_listen(FIFO, 0, 0); + if (readable(server_fd)) + msg_fatal("server fd is readable after create"); + + /* + * Connect in client. + */ + for (i = 0; i < count; i++) { + msg_info("connect attempt %d", i); + if ((client_fd = stream_connect(FIFO, 0, 0)) < 0) + msg_fatal("open %s as client: %m", FIFO); + if (readable(server_fd)) + msg_info("server fd is readable after client open"); + if (close(client_fd) < 0) + msg_fatal("close client fd: %m"); + } + + /* + * Accept in server. + */ + for (i = 0; i < count; i++) { + msg_info("receive attempt %d", i); + if (!readable(server_fd)) { + msg_info("wait for server fd to become readable"); + read_wait(server_fd, -1); + } + if ((fd = stream_accept(server_fd)) < 0) + msg_fatal("receive fd: %m"); + if (print_fstats) + print_fstat(fd); + if (close(fd) < 0) + msg_fatal("close received fd: %m"); + } + if (close(server_fd) < 0) + msg_fatal("close server fd"); + return (0); +} +#else +int main(int argc, char **argv) +{ + return (0); +} +#endif |