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Fix waiter count tracking in the Posix driver. Fixes #8.

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This commit is contained in:
Sönke Ludwig 2017-06-10 10:27:55 +02:00
parent abf8587078
commit d99eb1be34
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GPG key ID: D95E8DB493EE314C
8 changed files with 108 additions and 38 deletions
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22
source/eventcore/drivers/posix/sockets.d
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@ -62,7 +62,7 @@ final class PosixEventDriverSockets(Loop : PosixEventLoop) : EventDriverSockets
return sock;
}
m_loop.initFD(sock);
m_loop.initFD(sock, FDFlags.none);
m_loop.registerFD(sock, EventMask.read|EventMask.write|EventMask.status);
m_loop.m_fds[sock].specific = StreamSocketSlot.init;
m_loop.setNotifyCallback!(EventType.status)(sock, &onConnectError);
@ -98,7 +98,7 @@ final class PosixEventDriverSockets(Loop : PosixEventLoop) : EventDriverSockets
if (m_loop.m_fds[fd].common.refCount) // FD already in use?
return StreamSocketFD.invalid;
setSocketNonBlocking(fd);
m_loop.initFD(fd);
m_loop.initFD(fd, FDFlags.none);
m_loop.registerFD(fd, EventMask.read|EventMask.write|EventMask.status);
m_loop.m_fds[fd].specific = StreamSocketSlot.init;
return fd;
@ -168,7 +168,7 @@ final class PosixEventDriverSockets(Loop : PosixEventLoop) : EventDriverSockets
if (sock == StreamListenSocketFD.invalid)
return sock;
m_loop.initFD(sock);
m_loop.initFD(sock, FDFlags.none);
m_loop.m_fds[sock].specific = StreamListenSocketSlot.init;
if (on_accept) waitForConnections(sock, on_accept);
@ -196,7 +196,7 @@ final class PosixEventDriverSockets(Loop : PosixEventLoop) : EventDriverSockets
setSocketNonBlocking(cast(SocketFD)sockfd);
auto fd = cast(StreamSocketFD)sockfd;
m_loop.initFD(fd);
m_loop.initFD(fd, FDFlags.none);
m_loop.m_fds[fd].specific = StreamSocketSlot.init;
m_loop.m_fds[fd].streamSocket.state = ConnectionState.connected;
m_loop.registerFD(fd, EventMask.read|EventMask.write|EventMask.status);
@ -502,6 +502,11 @@ final class PosixEventDriverSockets(Loop : PosixEventLoop) : EventDriverSockets
}
final override DatagramSocketFD createDatagramSocket(scope Address bind_address, scope Address target_address)
{
return createDatagramSocketInternal(bind_address, target_address, false);
}
package DatagramSocketFD createDatagramSocketInternal(scope Address bind_address, scope Address target_address, bool is_internal = true)
{
auto sockfd = createSocket(bind_address.addressFamily, SOCK_DGRAM);
if (sockfd == -1) return DatagramSocketFD.invalid;
@ -533,7 +538,7 @@ final class PosixEventDriverSockets(Loop : PosixEventLoop) : EventDriverSockets
}
}
m_loop.initFD(sock);
m_loop.initFD(sock, is_internal ? FDFlags.internal : FDFlags.none);
m_loop.m_fds[sock].specific = DgramSocketSlot.init;
m_loop.registerFD(sock, EventMask.read|EventMask.write|EventMask.status);
@ -546,7 +551,7 @@ final class PosixEventDriverSockets(Loop : PosixEventLoop) : EventDriverSockets
if (m_loop.m_fds[fd].common.refCount) // FD already in use?
return DatagramSocketFD.init;
setSocketNonBlocking(fd);
m_loop.initFD(fd);
m_loop.initFD(fd, FDFlags.none);
m_loop.registerFD(fd, EventMask.read|EventMask.write|EventMask.status);
m_loop.m_fds[fd].specific = DgramSocketSlot.init;
return fd;
@ -710,8 +715,11 @@ final class PosixEventDriverSockets(Loop : PosixEventLoop) : EventDriverSockets
final override bool releaseRef(SocketFD fd)
{
import taggedalgebraic : hasType;
assert(m_loop.m_fds[fd].common.refCount > 0, "Releasing reference to unreferenced socket FD.");
if (--m_loop.m_fds[fd].common.refCount == 0) {
// listening sockets have an incremented the reference count because of setNotifyCallback
int base_refcount = m_loop.m_fds[fd].specific.hasType!StreamListenSocketSlot ? 1 : 0;
if (--m_loop.m_fds[fd].common.refCount == base_refcount) {
m_loop.unregisterFD(fd, EventMask.read|EventMask.write|EventMask.status);
m_loop.clearFD(fd);
closeSocket(cast(sock_t)fd);