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// Copyright (c) 2019 Andy Pan
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
// SOFTWARE.
// +build freebsd dragonfly darwin
package gnet
import (
"runtime"
"github.com/panjf2000/gnet/errors"
"github.com/panjf2000/gnet/internal/netpoll"
)
func (svr *server) activateMainReactor(lockOSThread bool) {
if lockOSThread {
runtime.LockOSThread()
defer runtime.UnlockOSThread()
}
defer svr.signalShutdown()
switch err := svr.mainLoop.poller.Polling(func(fd int, filter int16) error { return svr.acceptNewConnection(fd) }); err {
case errors.ErrServerShutdown:
svr.logger.Infof("Main reactor is exiting normally on the signal error: %v", err)
default:
svr.logger.Errorf("Main reactor is exiting due to an unexpected error: %v", err)
}
}
func (svr *server) activateSubReactor(el *eventloop, lockOSThread bool) {
if lockOSThread {
runtime.LockOSThread()
defer runtime.UnlockOSThread()
}
defer func() {
el.closeAllConns()
if el.idx == 0 && svr.opts.Ticker {
close(svr.ticktock)
}
svr.signalShutdown()
}()
if el.idx == 0 && svr.opts.Ticker {
go el.loopTicker()
}
switch err := el.poller.Polling(func(fd int, filter int16) error {
if c, ack := el.connections[fd]; ack {
if filter == netpoll.EVFilterSock {
return el.loopCloseConn(c, nil)
}
switch c.outboundBuffer.IsEmpty() {
// Don't change the ordering of processing EVFILT_WRITE | EVFILT_READ | EV_ERROR/EV_EOF unless you're 100%
// sure what you're doing!
// Re-ordering can easily introduce bugs and bad side-effects, as I found out painfully in the past.
case false:
if filter == netpoll.EVFilterWrite {
return el.loopWrite(c)
}
return nil
case true:
if filter == netpoll.EVFilterRead {
return el.loopRead(c)
}
return nil
}
}
return nil
}); err {
case errors.ErrServerShutdown:
svr.logger.Infof("Event-loop(%d) is exiting normally on the signal error: %v", el.idx, err)
default:
svr.logger.Errorf("Event-loop(%d) is exiting due to an unexpected error: %v", el.idx, err)
}
}
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