/
admin.go
67 lines (58 loc) · 1.45 KB
/
admin.go
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// Copyright (c) 2012-2013 Toby DiPasquale.
package main
import (
"fmt"
"github.com/codeslinger/log"
"net"
)
// --- Admin Service --------------------------------------------------------
type AdminService struct {
addr string
exited chan int
draining bool
}
// Create a new admin service instance bound to the given TCP address.
func NewAdminService(addr string) *AdminService {
return &AdminService{
addr: addr,
exited: make(chan int, 1),
draining: false,
}
}
// Returns TCP address on which this server is listening.
func (a *AdminService) Addr() string {
return a.addr
}
// Returns channel indicating when this server has exited.
func (a *AdminService) Exited() chan int {
return a.exited
}
// Shut down this admin server.
func (a *AdminService) Shutdown() {
a.draining = true
a.exited <- 1
}
// Process an incoming admin service connection.
func (a *AdminService) Handle(conn *net.TCPConn) {
defer func() {
log.Trace(func() string {
return fmt.Sprintf("%s: client disconnected", conn.RemoteAddr())
})
conn.Close()
}()
if a.draining {
return
}
}
// Set TCP socket options on a new admin service connection.
func (a *AdminService) SetClientOptions(conn *net.TCPConn) error {
if err := conn.SetKeepAlive(true); err != nil {
log.Error("%s: SetKeepAlive: %v", conn.RemoteAddr(), err)
return err
}
if err := conn.SetLinger(1); err != nil {
log.Error("%s: SetLinger: %v", conn.RemoteAddr(), err)
return err
}
return nil
}