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patch 4.0

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This commit is contained in:
wangzelin.wzl
2022-10-24 10:34:53 +08:00
parent 4ad6e00ec3
commit 93a1074b0c
10533 changed files with 2588271 additions and 2299373 deletions
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30
deps/oblib/unittest/lib/io/aio_preload.c vendored
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@ -26,11 +26,11 @@
#include <sys/syscall.h>
#include <fcntl.h>
static int (*real_io_getevents)(
io_context_t ctx_id, long min_nr, long nr, struct io_event* events, struct timespec* timeout);
static int (*real_io_submit)(io_context_t ctx, long nr, struct iocb** iocbpp);
static int (*real_io_getevents)(io_context_t ctx_id, long min_nr, long nr, struct io_event *events, struct timespec *timeout);
static int (*real_io_submit)(io_context_t ctx, long nr, struct iocb **iocbpp);
struct aio_conf_t {
struct aio_conf_t
{
int work_fd_;
int io_submit_failed_;
int io_hang_;
@ -45,9 +45,9 @@ static pthread_mutex_t load_conf_mutex;
void io_init(void)
{
void* handle = dlopen("libaio.so", RTLD_LAZY);
*(void**)&real_io_getevents = dlsym(handle, "io_getevents");
*(void**)&real_io_submit = dlsym(handle, "io_submit");
void *handle = dlopen("libaio.so", RTLD_LAZY);
*(void**) &real_io_getevents = dlsym(handle, "io_getevents");
*(void**) &real_io_submit = dlsym(handle, "io_submit");
printf("init read aio func succeed\n");
}
@ -68,8 +68,7 @@ void load_conf()
memset(buf, 0, sizeof(buf));
read(fd, buf, sizeof(buf));
close(fd);
sscanf(
buf, "%d,%d,%d,%d", &aio_conf.work_fd_, &aio_conf.io_submit_failed_, &aio_conf.io_hang_, &aio_conf.io_timeout_);
sscanf(buf, "%d,%d,%d,%d", &aio_conf.work_fd_, &aio_conf.io_submit_failed_, &aio_conf.io_hang_, &aio_conf.io_timeout_);
printf("init read aio func succeed, %s\n", buf);
}
@ -82,8 +81,9 @@ void check_load_conf()
load_conf_time = now;
}
pthread_mutex_unlock(&load_conf_mutex);
}
int io_submit(io_context_t ctx_id, long nr, struct iocb** iocbpp)
int io_submit(io_context_t ctx_id, long nr, struct iocb **iocbpp)
{
int ret = 0;
int is_triggered = 0;
@ -101,7 +101,7 @@ int io_submit(io_context_t ctx_id, long nr, struct iocb** iocbpp)
return ret;
}
int io_getevents(io_context_t ctx_id, long min_nr, long nr, struct io_event* events, struct timespec* timeout)
int io_getevents(io_context_t ctx_id, long min_nr, long nr, struct io_event *events, struct timespec *timeout)
{
int ret = 0;
int is_triggered = 0;
@ -112,16 +112,16 @@ int io_getevents(io_context_t ctx_id, long min_nr, long nr, struct io_event* eve
if (nevent < 0) {
printf("real_io_getevents failed\n");
} else if (0 == nevent) {
// printf("real_io_getevents get nothing\n");
//printf("real_io_getevents get nothing\n");
} else {
struct iocb* cb = events[0].obj;
struct iocb *cb = events[0].obj;
is_triggered = aio_conf.work_fd_ == cb->aio_fildes;
if (!is_triggered) {
ret = nevent;
} else if (aio_conf.io_hang_) {
ret = 0; // 0 event finish
ret = 0; // 0 event finish
} else if (aio_conf.io_timeout_) {
this_routine::usleep(10 * 1000 * 1000); // sleep 10s
::usleep(10 * 1000 * 1000); // sleep 10s
printf("finish io_getevents");
ret = nevent;
}