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Merge pull request #721 from lealem47/zd18257 

Don't exit wolfSSHd daemon on recoverable fcntl failure
pull/723/head
JacobBarthelmeh 2024-07-16 09:27:05 -06:00 committed by GitHub
parent 0f9e87357b 5ea74bc22d
commit 94ebc62b18
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1 changed files with 21 additions and 6 deletions
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27
apps/wolfsshd/wolfsshd.c
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@ -2413,19 +2413,34 @@ static int StartSSHD(int argc, char** argv)
#ifdef USE_WINDOWS_API
unsigned long blocking = 1;
if (ioctlsocket(conn->fd, FIONBIO, &blocking)
== SOCKET_ERROR)
err_sys("ioctlsocket failed");
== SOCKET_ERROR) {
WLOG(WS_LOG_DEBUG, "wolfSSH non-fatal error: "
"ioctlsocket failed");
WCLOSESOCKET(conn->fd);
WFREE(conn, NULL, DYNTYPE_SSHD);
continue;
}
#elif defined(WOLFSSL_MDK_ARM) || defined(WOLFSSL_KEIL_TCP_NET) \
|| defined (WOLFSSL_TIRTOS)|| defined(WOLFSSL_VXWORKS) || \
defined(WOLFSSL_NUCLEUS)
/* non blocking not supported, for now */
#else
int flags = fcntl(conn->fd, F_GETFL, 0);
if (flags < 0)
err_sys("fcntl get failed");
if (flags < 0) {
WLOG(WS_LOG_DEBUG, "wolfSSH non-fatal error: "
"fcntl get failed");
WCLOSESOCKET(conn->fd);
WFREE(conn, NULL, DYNTYPE_SSHD);
continue;
}
flags = fcntl(conn->fd, F_SETFL, flags | O_NONBLOCK);
if (flags < 0)
err_sys("fcntl set failed");
if (flags < 0) {
WLOG(WS_LOG_DEBUG, "wolfSSH non-fatal error: "
"fcntl set failed");
WCLOSESOCKET(conn->fd);
WFREE(conn, NULL, DYNTYPE_SSHD);
continue;
}
#endif
}
ret = NewConnection(conn);