func main() {
a := agent.New()
h := newMovingAvgHandler(a)
a.Handler = h
log.Println("Starting agent")
a.Start()
err := a.Wait()
if err != nil {
log.Fatal(err)
}
}
func main() {
a := agent.New(os.Stdin, os.Stdout)
h := newOutlierHandler(a)
a.Handler = h
log.Println("Starting agent")
a.Start()
err := a.Wait()
if err != nil {
log.Fatal(err)
}
}
func main() {
// Parse flags
flag.Parse()
// Setup logging
log.SetOutput(wlog.NewWriter(os.Stderr))
if err := wlog.SetLevelFromName(*logLevel); err != nil {
log.Fatal("E! ", err)
}
if *socket == "" {
a := agent.New(os.Stdin, os.Stdout)
h := newHandler(a)
a.Handler = h
log.Println("I! Starting agent using STDIN/STDOUT")
a.Start()
err := a.Wait()
if err != nil {
log.Fatal("E! ", err)
}
log.Println("I! Agent finished")
} else {
// Create unix socket
addr, err := net.ResolveUnixAddr("unix", *socket)
if err != nil {
log.Fatal("E! ", err)
}
l, err := net.ListenUnix("unix", addr)
if err != nil {
log.Fatal("E! ", err)
}
// Create server that listens on the socket
s := agent.NewServer(l, &accepter{})
// Setup signal handler to stop Server on various signals
s.StopOnSignals(os.Interrupt, syscall.SIGTERM)
log.Println("I! Socket server listening on", addr.String())
err = s.Serve()
if err != nil {
log.Fatal("E! ", err)
}
log.Println("I! Socket server stopped")
}
}
// Create a new agent/handler for each new connection.
// Count and log each new connection and termination.
func (acc *accpeter) Accept(conn net.Conn) {
count := acc.count
acc.count++
a := agent.New(conn, conn)
h := newSkylineHandler(a)
a.Handler = h
log.Println("Starting agent for connection", count)
a.Start()
go func() {
err := a.Wait()
if err != nil {
log.Fatal(err)
}
log.Printf("Agent for connection %d finished", count)
}()
}
// Create a new agent/handler for each new connection.
// Count and log each new connection and termination.
func (acc *accepter) Accept(conn net.Conn) {
count := acc.count
acc.count++
a := agent.New(conn, conn)
h := newHandler(a)
a.Handler = h
log.Println("I! Starting agent for connection", count)
a.Start()
go func() {
err := a.Wait()
if err != nil {
log.Printf("E! Agent for connection %d terminated with error: %s", count, err)
} else {
log.Printf("I! Agent for connection %d finished", count)
}
}()
}