forked from jmptrader/thrift_unix_domain
/
server_unix_domain.go
104 lines (89 loc) · 2.24 KB
/
server_unix_domain.go
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package thrift_unix_domain
import (
"errors"
"net"
"os"
"sync"
"time"
"github.com/apache/thrift/lib/go/thrift"
)
type TServerUnixDomain struct {
listener net.Listener
addr net.Addr
clientTimeout time.Duration
// Protects the interrupted value to make it thread safe.
mu sync.RWMutex
interrupted bool
}
func NewTServerUnixDomain(listenAddr string) (*TServerUnixDomain, error) {
return NewTServerUnixDomainTimeout(listenAddr, 0)
}
func NewTServerUnixDomainTimeout(listenAddr string, clientTimeout time.Duration) (*TServerUnixDomain, error) {
addr, err := net.ResolveUnixAddr("unix", listenAddr)
if err != nil {
return nil, err
}
return &TServerUnixDomain{addr: addr, clientTimeout: clientTimeout}, nil
}
func (p *TServerUnixDomain) Listen() error {
if p.IsListening() {
return nil
}
l, err := net.Listen(p.addr.Network(), p.addr.String())
if err != nil {
return err
}
p.listener = l
return nil
}
func (p *TServerUnixDomain) Accept() (thrift.TTransport, error) {
p.mu.RLock()
interrupted := p.interrupted
p.mu.RUnlock()
if interrupted {
return nil, errors.New("Transport Interrupted")
}
if p.listener == nil {
return nil, thrift.NewTTransportException(thrift.NOT_OPEN, "No underlying server socket")
}
conn, err := p.listener.Accept()
if err != nil {
return nil, thrift.NewTTransportExceptionFromError(err)
}
return thrift.NewTSocketFromConnTimeout(conn, p.clientTimeout), nil
}
// Checks whether the socket is listening.
func (p *TServerUnixDomain) IsListening() bool {
return p.listener != nil
}
// Connects the socket, creating a new socket object if necessary.
func (p *TServerUnixDomain) Open() error {
if p.IsListening() {
return thrift.NewTTransportException(thrift.ALREADY_OPEN, "Server socket already open")
}
if l, err := net.Listen(p.addr.Network(), p.addr.String()); err != nil {
return err
} else {
p.listener = l
}
return nil
}
func (p *TServerUnixDomain) Addr() net.Addr {
return p.addr
}
func (p *TServerUnixDomain) Close() error {
defer func() {
p.listener = nil
}()
if p.IsListening() {
os.Remove(p.addr.String())
return p.listener.Close()
}
return nil
}
func (p *TServerUnixDomain) Interrupt() error {
p.mu.Lock()
p.interrupted = true
p.mu.Unlock()
return nil
}