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Merge pull request #1416 from domosekai/listener

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Fix TCP and UDP listener behavior
This commit is contained in:
Ilya Shipitsin 2021-07-07 16:08:05 +05:00 committed by GitHub
commit 60db1962f9
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GPG Key ID: 4AEE18F83AFDEB23
3 changed files with 39 additions and 6 deletions
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9
src/Cedar/Listener.c
View File

@ -386,7 +386,14 @@ void ListenerTCPMainLoop(LISTENER *r)
}
else
{
s = ListenEx6(r->Port, r->LocalOnly);
if (r->Cedar->Server == NULL)
{
s = ListenEx6(r->Port, r->LocalOnly);
}
else
{
s = ListenEx63(r->Port, r->LocalOnly, false, &r->Cedar->Server->ListenIP);
}
}
}
else if (r->Protocol == LISTENER_INPROC)

35
src/Mayaqua/Network.c
View File

@ -11224,16 +11224,21 @@ SOCK *NewUDP6(UINT port, IP *ip)
addr.sin6_scope_id = ip->ipv6_scope_id;
}
UINT true_flag = 1;
UINT false_flag = 0;
#ifdef OS_UNIX
// It is necessary to set the IPv6 Only flag on a UNIX system
(void)setsockopt(s, IPPROTO_IPV6, IPV6_V6ONLY, &true_flag, sizeof(true_flag));
#endif // OS_UNIX
if (bind(s, (struct sockaddr *)&addr, sizeof(addr)) != 0)
{
// Failure
if (port != 0)
{
UINT true_flag = 1;
(void)setsockopt(s, SOL_SOCKET, SO_REUSEADDR, (char *)&true_flag, sizeof(true_flag));
if (bind(s, (struct sockaddr *)&addr, sizeof(addr)) != 0)
{
UINT false_flag = 0;
(void)setsockopt(s, SOL_SOCKET, SO_REUSEADDR, (char *)&false_flag, sizeof(false_flag));
#ifdef SO_EXCLUSIVEADDRUSE
(void)setsockopt(s, SOL_SOCKET, SO_EXCLUSIVEADDRUSE, (char *)&true_flag, sizeof(true_flag));
@ -12848,6 +12853,10 @@ SOCK *ListenEx6(UINT port, bool local_only)
return ListenEx62(port, local_only, false);
}
SOCK *ListenEx62(UINT port, bool local_only, bool enable_ca)
{
return ListenEx63(port, local_only, enable_ca, NULL);
}
SOCK *ListenEx63(UINT port, bool local_only, bool enable_ca, IP *listen_ip)
{
SOCKET s;
SOCK *sock;
@ -12867,6 +12876,18 @@ SOCK *ListenEx62(UINT port, bool local_only, bool enable_ca)
GetLocalHostIP6(&localhost);
addr.sin6_port = htons((UINT)port);
if (listen_ip == NULL || IsZeroIP(listen_ip))
{
addr.sin6_addr = in6addr_any;
}
else if (IsIP6(listen_ip))
{
IPToInAddr6(&addr.sin6_addr, listen_ip);
}
else
{
return NULL;
}
addr.sin6_family = AF_INET6;
if (local_only)
@ -12960,14 +12981,18 @@ SOCK *ListenEx2(UINT port, bool local_only, bool enable_ca, IP *listen_ip)
SetIP(&localhost, 127, 0, 0, 1);
addr.sin_port = htons((UINT)port);
if (listen_ip == NULL)
if (listen_ip == NULL || IsZeroIP(listen_ip))
{
*((UINT *)&addr.sin_addr) = htonl(INADDR_ANY);
}
else
else if (IsIP4(listen_ip))
{
IPToInAddr(&addr.sin_addr, listen_ip);
}
else
{
return NULL;
}
addr.sin_family = AF_INET;
if (local_only)
@ -17594,7 +17619,7 @@ void UdpListenerThread(THREAD *thread, void *param)
{
IP *ip = LIST_DATA(iplist, i);
if (CmpIpAddr(ip, &u->ListenIP) != 0)
if (CmpIpAddr(ip, &u->ListenIP) != 0 && (!IsZeroIP(ip) || !IsZeroIP(&u->ListenIP)))
{
continue;
}

1
src/Mayaqua/Network.h
View File

@ -1069,6 +1069,7 @@ SOCK *ListenEx(UINT port, bool local_only);
SOCK *ListenEx2(UINT port, bool local_only, bool enable_ca, IP *listen_ip);
SOCK *ListenEx6(UINT port, bool local_only);
SOCK *ListenEx62(UINT port, bool local_only, bool enable_ca);
SOCK *ListenEx63(UINT port, bool local_only, bool enable_ca, IP *listen_ip);
SOCK *Accept(SOCK *sock);
SOCK *Accept6(SOCK *sock);
UINT Send(SOCK *sock, void *data, UINT size, bool secure);