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Make the kqueue event driver work.

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This commit is contained in:
Sönke Ludwig 2017-01-22 20:54:09 +01:00
parent c9c6d73f5e
commit 25bab3e37e
4 changed files with 73 additions and 25 deletions
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4
source/eventcore/drivers/epoll.d
View file

@ -75,13 +75,13 @@ final class EpollEventLoop : PosixEventLoop {
() @trusted { epoll_ctl(m_epoll, EPOLL_CTL_ADD, fd, &ev); } ();
}
override void unregisterFD(FD fd)
override void unregisterFD(FD fd, EventMask mask)
{
debug (EventCoreEpollDebug) print("Epoll unregister FD %s", fd);
() @trusted { epoll_ctl(m_epoll, EPOLL_CTL_DEL, fd, null); } ();
}
override void updateFD(FD fd, EventMask mask)
override void updateFD(FD fd, EventMask old_mask, EventMask mask)
{
debug (EventCoreEpollDebug) print("Epoll update FD %s: %s", fd, mask);
epoll_event ev;

41
source/eventcore/drivers/kqueue.d
View file

@ -37,8 +37,9 @@ final class KqueueEventLoop : PosixEventLoop {
}
this()
@safe nothrow @nogc {
@safe nothrow {
m_queue = () @trusted { return kqueue(); } ();
m_events.length = 100;
assert(m_queue >= 0, "Failed to create kqueue.");
}
@ -58,9 +59,11 @@ final class KqueueEventLoop : PosixEventLoop {
m_changes.length = 0;
m_changes.assumeSafeAppend();
print("kevent returned %s", ret);
if (ret > 0) {
foreach (ref evt; m_events[0 .. ret]) {
//print("event %s %s", evt.data.fd, evt.events);
print("event %s %s", evt.ident, evt.filter, evt.flags);
assert(evt.ident <= uint.max);
auto fd = cast(FD)cast(int)evt.ident;
if (evt.flags & (EV_EOF|EV_ERROR))
@ -89,13 +92,18 @@ final class KqueueEventLoop : PosixEventLoop {
kevent_t ev;
ev.ident = fd;
ev.flags = EV_ADD|EV_CLEAR|EV_ENABLE;
if (mask & EventMask.read) ev.filter |= EVFILT_READ;
if (mask & EventMask.write) ev.filter |= EVFILT_WRITE;
if (mask & EventMask.read) {
ev.filter = EVFILT_READ;
m_changes ~= ev;
}
if (mask & EventMask.write) {
ev.filter = EVFILT_WRITE;
m_changes ~= ev;
}
//if (mask & EventMask.status) ev.events |= EPOLLERR|EPOLLRDHUP;
m_changes ~= ev;
}
override void unregisterFD(FD fd)
override void unregisterFD(FD fd, EventMask mask)
{
kevent_t ev;
ev.ident = fd;
@ -103,15 +111,24 @@ final class KqueueEventLoop : PosixEventLoop {
m_changes ~= ev;
}
override void updateFD(FD fd, EventMask mask)
override void updateFD(FD fd, EventMask old_mask, EventMask new_mask)
{
//print("update %s %s", fd, mask);
kevent_t ev;
ev.filter = 0;
ev.flags |= EV_CLEAR;
if (mask & EventMask.read) ev.filter |= EVFILT_READ;
if (mask & EventMask.write) ev.filter |= EVFILT_WRITE;
auto changes = old_mask ^ new_mask;
if (changes & EventMask.read) {
ev.filter = EVFILT_READ;
ev.flags = EV_CLEAR | (new_mask & EventMask.read ? EV_ADD : EV_DELETE);
m_changes ~= ev;
}
if (changes & EventMask.write) {
ev.filter = EVFILT_WRITE;
ev.flags = EV_CLEAR | (new_mask & EventMask.write ? EV_ADD : EV_DELETE);
m_changes ~= ev;
}
//if (mask & EventMask.status) ev.events |= EPOLLERR|EPOLLRDHUP;
m_changes ~= ev;
}
}

49
source/eventcore/drivers/posix.d
View file

@ -66,6 +66,7 @@ final class PosixEventDriver(Loop : PosixEventLoop) : EventDriver {
else alias DNSDriver = EventDriverDNS_GAI!(EventsDriver, SignalsDriver);
alias FileDriver = ThreadedFileEventDriver!EventsDriver;
version (linux) alias WatcherDriver = InotifyEventDriverWatchers!Loop;
else version (OSX) alias WatcherDriver = FSEventsEventDriverWatchers!Loop;
else alias WatcherDriver = PosixEventDriverWatchers!Loop;
Loop m_loop;
@ -265,7 +266,7 @@ final class PosixEventDriverSockets(Loop : PosixEventLoop) : EventDriverSockets
m_loop.setNotifyCallback!(EventType.write)(sock, &onConnect);
} else {
m_loop.clearFD(sock);
m_loop.unregisterFD(sock);
m_loop.unregisterFD(sock, EventMask.read|EventMask.write|EventMask.status);
invalidateSocket();
on_connect(sock, ConnectStatus.unknownError);
return sock;
@ -416,7 +417,7 @@ final class PosixEventDriverSockets(Loop : PosixEventLoop) : EventDriverSockets
}
}
if (ret == 0) {
if (ret == 0 && buffer.length > 0) {
print("disconnect");
on_read_finish(socket, IOStatus.disconnected, 0);
return;
@ -428,7 +429,7 @@ final class PosixEventDriverSockets(Loop : PosixEventLoop) : EventDriverSockets
return;
}
if (ret > 0) {
if (ret > 0 || buffer.length == 0) {
buffer = buffer[ret .. $];
if (mode != IOMode.all || buffer.length == 0) {
on_read_finish(socket, IOStatus.ok, ret);
@ -864,7 +865,7 @@ final class PosixEventDriverSockets(Loop : PosixEventLoop) : EventDriverSockets
{
assert(m_loop.m_fds[fd].common.refCount > 0, "Releasing reference to unreferenced socket FD.");
if (--m_loop.m_fds[fd].common.refCount == 0) {
m_loop.unregisterFD(fd);
m_loop.unregisterFD(fd, EventMask.read|EventMask.write|EventMask.status);
m_loop.clearFD(fd);
closeSocket(fd);
return false;
@ -1301,7 +1302,7 @@ final class PosixEventDriverEvents(Loop : PosixEventLoop, Sockets : EventDriverS
version (linux) {
if (--getRC(descriptor) == 0) {
destroy();
m_loop.unregisterFD(descriptor);
m_loop.unregisterFD(descriptor, EventMask.read);
m_loop.clearFD(descriptor);
close(descriptor);
return false;
@ -1377,7 +1378,7 @@ final class SignalFDEventDriverSignals(Loop : PosixEventLoop) : EventDriverSigna
FD fd = cast(FD)descriptor;
assert(m_loop.m_fds[fd].common.refCount > 0, "Releasing reference to unreferenced event FD.");
if (--m_loop.m_fds[fd].common.refCount == 0) {
m_loop.unregisterFD(fd);
m_loop.unregisterFD(fd, EventMask.read);
m_loop.clearFD(fd);
close(fd);
return false;
@ -1479,7 +1480,7 @@ final class InotifyEventDriverWatchers(Loop : PosixEventLoop) : EventDriverWatch
FD fd = cast(FD)descriptor;
assert(m_loop.m_fds[fd].common.refCount > 0, "Releasing reference to unreferenced event FD.");
if (--m_loop.m_fds[fd].common.refCount == 0) {
m_loop.unregisterFD(fd);
m_loop.unregisterFD(fd, EventMask.read);
m_loop.clearFD(fd);
m_watches.remove(fd);
/*errnoEnforce(*/close(fd)/* == 0)*/;
@ -1544,6 +1545,36 @@ final class InotifyEventDriverWatchers(Loop : PosixEventLoop) : EventDriverWatch
}
}
version (OSX)
final class FSEventsEventDriverWatchers(Loop : PosixEventLoop) : EventDriverWatchers {
@safe: /*@nogc:*/ nothrow:
private Loop m_loop;
this(Loop loop) { m_loop = loop; }
final override WatcherID watchDirectory(string path, bool recursive, FileChangesCallback on_change)
{
/*FSEventStreamCreate
FSEventStreamScheduleWithRunLoop
FSEventStreamStart*/
assert(false, "TODO!");
}
final override void addRef(WatcherID descriptor)
{
assert(false, "TODO!");
}
final override bool releaseRef(WatcherID descriptor)
{
/*FSEventStreamStop
FSEventStreamUnscheduleFromRunLoop
FSEventStreamInvalidate
FSEventStreamRelease*/
assert(false, "TODO!");
}
}
final class PosixEventDriverWatchers(Loop : PosixEventLoop) : EventDriverWatchers {
@safe: /*@nogc:*/ nothrow:
private Loop m_loop;
@ -1585,9 +1616,9 @@ package class PosixEventLoop {
/// Registers the FD for general notification reception.
protected abstract void registerFD(FD fd, EventMask mask);
/// Unregisters the FD for general notification reception.
protected abstract void unregisterFD(FD fd);
protected abstract void unregisterFD(FD fd, EventMask mask);
/// Updates the event mask to use for listening for notifications.
protected abstract void updateFD(FD fd, EventMask mask);
protected abstract void updateFD(FD fd, EventMask old_mask, EventMask new_mask);
final protected void notify(EventType evt)(FD fd)
{

4
source/eventcore/drivers/select.d
View file

@ -76,11 +76,11 @@ final class SelectEventLoop : PosixEventLoop {
{
}
override void unregisterFD(FD fd)
override void unregisterFD(FD fd, EventMask mask)
{
}
override void updateFD(FD fd, EventMask mask)
override void updateFD(FD fd, EventMask old_mask, EventMask mask)
{
}
}