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info_dynamic.go
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/
info_dynamic.go
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/*
Nging is a toolbox for webmasters
Copyright (C) 2018-present Wenhui Shen <swh@admpub.com>
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as published
by the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package server
import (
"github.com/webx-top/com"
"github.com/webx-top/echo"
"github.com/admpub/nging/application/handler"
"github.com/admpub/nging/application/library/system"
"github.com/admpub/sockjs-go/sockjs"
"github.com/admpub/websocket"
)
func InfoBySockJS(c sockjs.Session) error {
send := make(chan interface{})
//push(writer)
go func() {
for {
b, err := com.JSONEncode(<-send)
if err != nil {
handler.WebSocketLogger.Error(`Push error: `, err.Error())
continue
}
message := com.Bytes2str(b)
if err := c.Send(message); err != nil {
handler.WebSocketLogger.Error(`Push error: `, err.Error())
return
}
}
}()
//echo
exec := func(session sockjs.Session) error {
for {
message, err := session.Recv()
if err != nil {
return err
}
switch message {
case `ping`: // Net/Memory/CPU
send <- system.RealTimeStatusObject()
case `pingAll`:
info := &system.DynamicInformation{}
send <- info.Init()
}
}
}
err := exec(c)
if err != nil {
handler.WebSocketLogger.Error(err)
}
close(send)
return nil
}
func InfoByWebsocket(c *websocket.Conn, ctx echo.Context) error {
send := make(chan interface{})
//push(writer)
go func() {
for {
message := <-send
if err := c.WriteJSON(message); err != nil {
handler.WebSocketLogger.Error(`Push error: `, err.Error())
return
}
}
}()
//echo
exec := func(conn *websocket.Conn) error {
for {
_, message, err := conn.ReadMessage()
if err != nil {
return err
}
switch com.Bytes2str(message) {
case `ping`: // Net/Memory/CPU
send <- system.RealTimeStatusObject()
case `pingAll`:
info := &system.DynamicInformation{}
send <- info.Init()
}
}
}
err := exec(c)
if err != nil {
handler.WebSocketLogger.Error(err)
}
close(send)
return nil
}