// Listens for connections and starts a proton.Engine for each one.
func (b *broker) run() error {
listener, err := net.Listen("tcp", *addr)
if err != nil {
return err
}
defer listener.Close()
fmt.Printf("Listening on %s\n", listener.Addr())
for {
conn, err := listener.Accept()
if err != nil {
util.Debugf("Accept error: %v", err)
continue
}
adapter := proton.NewMessagingAdapter(newHandler(&b.queues))
// We want to accept messages when they are enqueued, not just when they
// are received, so we turn off auto-accept and prefetch by the adapter.
adapter.Prefetch = 0
adapter.AutoAccept = false
engine, err := proton.NewEngine(conn, adapter)
if err != nil {
util.Debugf("Connection error: %v", err)
continue
}
engine.Server() // Enable server-side protocol negotiation.
util.Debugf("Accepted connection %s", engine)
go func() { // Start goroutine to run the engine event loop
engine.Run()
util.Debugf("Closed %s", engine)
}()
}
}
func newConnection(conn net.Conn, cont *container) (*connection, error) {
c := &connection{container: cont, conn: conn}
c.handler = newHandler(c)
var err error
c.engine, err = proton.NewEngine(c.conn, c.handler.delegator)
if err != nil {
return nil, err
}
c.str = c.engine.String()
c.eConnection = c.engine.Connection()
return c, nil
}
func newConnection(conn net.Conn, cont *container, setting ...ConnectionOption) (*connection, error) {
c := &connection{container: cont, conn: conn}
c.handler = newHandler(c)
var err error
c.engine, err = proton.NewEngine(c.conn, c.handler.delegator)
if err != nil {
return nil, err
}
for _, set := range setting {
set(c)
}
c.endpoint.init(c.engine.String())
c.pConnection = c.engine.Connection()
go c.run()
return c, nil
}
func newConnection(conn net.Conn, cont *container, setting ...ConnectionOption) (*connection, error) {
c := &connection{container: cont, conn: conn, accept: func(Incoming) {}, done: make(chan struct{})}
c.handler = newHandler(c)
var err error
c.engine, err = proton.NewEngine(c.conn, c.handler.delegator)
if err != nil {
return nil, err
}
for _, set := range setting {
set(c)
}
c.str = c.engine.String()
c.eConnection = c.engine.Connection()
go func() { c.engine.Run(); close(c.done) }()
return c, nil
}
// NewConnection creates a connection with the given options.
func NewConnection(conn net.Conn, opts ...ConnectionOption) (*connection, error) {
c := &connection{
conn: conn,
}
c.handler = newHandler(c)
var err error
c.engine, err = proton.NewEngine(c.conn, c.handler.delegator)
if err != nil {
return nil, err
}
c.pConnection = c.engine.Connection()
for _, set := range opts {
set(c)
}
if c.container == nil {
c.container = NewContainer("").(*container)
}
c.pConnection.SetContainer(c.container.Id())
globalSASLInit(c.engine)
c.endpoint.init(c.engine.String())
go c.run()
return c, nil
}
