server-go/socket/readwrite-handler.go
2018-08-22 17:37:12 +09:00

108 lines
2.6 KiB
Go

package socket
import (
"errors"
"sync/atomic"
"time"
"git.loafle.net/overflow/server-go"
)
type ReadWriteHandler interface {
server.ReadWriteHandler
GetPongTimeout() time.Duration
GetPingTimeout() time.Duration
GetPingPeriod() time.Duration
IsEnableCompression() bool
GetCompressionLevel() int
GetCompressionThreshold() int
}
type ReadWriteHandlers struct {
server.ReadWriteHandlers
PongTimeout time.Duration `json:"pongTimeout,omitempty"`
PingTimeout time.Duration `json:"pingTimeout,omitempty"`
PingPeriod time.Duration `json:"pingPeriod,omitempty"`
EnableCompression bool `json:"enableCompression,omitempty"`
CompressionLevel int `json:"compressionLevel,omitempty"`
CompressionThreshold int `json:"compressionThreshold,omitempty"`
validated atomic.Value
}
func (rwh *ReadWriteHandlers) GetPongTimeout() time.Duration {
return rwh.PongTimeout
}
func (rwh *ReadWriteHandlers) GetPingTimeout() time.Duration {
return rwh.PingTimeout
}
func (rwh *ReadWriteHandlers) GetPingPeriod() time.Duration {
return rwh.PingPeriod
}
func (rwh *ReadWriteHandlers) IsEnableCompression() bool {
return rwh.EnableCompression
}
func (rwh *ReadWriteHandlers) GetCompressionLevel() int {
return rwh.CompressionLevel
}
func (rwh *ReadWriteHandlers) GetCompressionThreshold() int {
return rwh.CompressionThreshold
}
func (rwh *ReadWriteHandlers) Clone() *ReadWriteHandlers {
return &ReadWriteHandlers{
ReadWriteHandlers: *rwh.ReadWriteHandlers.Clone(),
PongTimeout: rwh.PongTimeout,
PingTimeout: rwh.PingTimeout,
PingPeriod: rwh.PingPeriod,
EnableCompression: rwh.EnableCompression,
CompressionLevel: rwh.CompressionLevel,
CompressionThreshold: rwh.CompressionThreshold,
validated: rwh.validated,
}
}
func (rwh *ReadWriteHandlers) Validate() error {
if nil != rwh.validated.Load() {
return nil
}
rwh.validated.Store(true)
if err := rwh.ReadWriteHandlers.Validate(); nil != err {
return err
}
if rwh.PongTimeout <= 0 {
rwh.PongTimeout = server.DefaultPongTimeout
} else {
rwh.PongTimeout = rwh.PongTimeout * time.Second
}
if rwh.PingTimeout <= 0 {
rwh.PingTimeout = server.DefaultPingTimeout
} else {
rwh.PingTimeout = rwh.PingTimeout * time.Second
}
if rwh.PingPeriod <= 0 {
rwh.PingPeriod = (rwh.PingTimeout * 9) / 10
} else {
rwh.PingPeriod = rwh.PingPeriod * time.Second
}
if rwh.EnableCompression {
if !IsValidCompressionLevel(rwh.CompressionLevel) {
return errors.New("Socket: invalid compression level")
}
}
if 0 > rwh.CompressionThreshold {
rwh.CompressionThreshold = server.DefaultCompressionThreshold
}
return nil
}