xxq250
/
homework-jianmu
1
0
Fork 0
Code Issues Pull Requests 1 Actions Packages Projects Releases Wiki Activity

emulate send() and sendto() random fail too.

This commit is contained in:
Shuduo Sang 2020-07-05 19:04:07 +08:00
parent 10145efdd3
commit d2169f9b2d
2 changed files with 29 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
src/os/linux/inc/os.h
View File

@ -88,9 +88,16 @@ extern "C" {
#ifdef TAOS_RANDOM_NETWORK_FAIL #ifdef TAOS_RANDOM_NETWORK_FAIL
ssize_t taos_send_random_fail(int sockfd, const void *buf, size_t len, int flags);
ssize_t taos_sendto_random_fail(int sockfd, const void *buf, size_t len, int flags,
const struct sockaddr *dest_addr, socklen_t addrlen);
ssize_t taos_read_random_fail(int fd, void *buf, size_t count); ssize_t taos_read_random_fail(int fd, void *buf, size_t count);
ssize_t taos_write_random_fail(int fd, const void *buf, size_t count); ssize_t taos_write_random_fail(int fd, const void *buf, size_t count);
#define send(sockfd, buf, len, flags) taos_send_random_fail(sockfd, buf, len, flags)
#define sendto(sockfd, buf, len, flags, dest_addr, addrlen) \
taos_sendto_random_fail(sockfd, buf, len, flags, dest_addr, addrlen)
#define taosWriteSocket(fd, buf, len) taos_write_random_fail(fd, buf, len) #define taosWriteSocket(fd, buf, len) taos_write_random_fail(fd, buf, len)
#define taosReadSocket(fd, buf, len) taos_read_random_fail(fd, buf, len) #define taosReadSocket(fd, buf, len) taos_read_random_fail(fd, buf, len)

23
src/os/linux/src/linuxPlatform.c
View File

@ -272,7 +272,28 @@ int tSystem(const char * cmd)
#ifdef TAOS_RANDOM_NETWORK_FAIL #ifdef TAOS_RANDOM_NETWORK_FAIL
#define RANDOM_NETWORK_FAIL_FACTOR 5 #define RANDOM_NETWORK_FAIL_FACTOR 20
ssize_t taos_send_random_fail(int sockfd, const void *buf, size_t len, int flags)
{
if (rand() % RANDOM_NETWORK_FAIL_FACTOR == 0) {
errno = ECONNRESET;
return -1;
}
return send(sockfd, buf, len, flags);
}
ssize_t taos_sendto_random_fail(int sockfd, const void *buf, size_t len, int flags,
const struct sockaddr *dest_addr, socklen_t addrlen)
{
if (rand() % RANDOM_NETWORK_FAIL_FACTOR == 0) {
errno = ECONNRESET;
return -1;
}
return sendto(sockfd, buf, len, flags, dest_addr, addrlen);
}
ssize_t taos_read_random_fail(int fd, void *buf, size_t count) ssize_t taos_read_random_fail(int fd, void *buf, size_t count)
{ {