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appserver.go
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appserver.go
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// Copyright (c) 2023 The Go-Curses Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package main
import (
"context"
"time"
"github.com/go-curses/cdk"
"github.com/go-curses/cdk/env"
"github.com/go-curses/cdk/lib/enums"
"github.com/go-curses/cdk/lib/sync"
"github.com/go-curses/cdk/log"
)
func main() {
cdk.Build.DisableRemoteCall = false
cdk.Build.DisableLocalCall = false
env.Set("GO_CDK_LOG_FILE", "./appserver.log")
env.Set("GO_CDK_LOG_LEVEL", "debug")
cdk.Init()
as := cdk.NewApplicationServer(
"appserver",
"run an application server",
"",
"",
"",
"",
cdk.WithArgvApplicationSignalStartup(clientStartup),
cdk.WithArgvApplicationSignalStartup(serverStartup),
"./examples/appserver/id_rsa",
)
as.ClearAuthHandlers()
if err := as.InstallAuthHandler(
cdk.NewServerAuthHtpasswdHandler(
"./examples/appserver/htpasswd",
),
); err != nil {
log.Error(err)
}
if err := as.Start(); err != nil {
panic(err)
}
}
func clientStartup(app cdk.Application, display cdk.Display, ctx context.Context, cancel context.CancelFunc, wg *sync.WaitGroup) enums.EventFlag {
log.DebugF("initFn hit")
display.CaptureCtrlC()
w := &AppWindow{}
w.Init()
w.SetTitle("Client-Side")
display.FocusWindow(w)
// draw the screen every second so the time displayed is now
cdk.AddTimeout(time.Second, func() enums.EventFlag {
display.RequestDraw() // redraw the window, is buffered
display.RequestShow() // flag buffer for immediate show
return enums.EVENT_PASS // keep looping every second
})
display.Connect(cdk.SignalShutdown, "appserver-client-shutdown", func(_ []interface{}, _ ...interface{}) enums.EventFlag {
log.DebugF("clientStartup - exited normally.\n")
return enums.EVENT_PASS
})
app.NotifyStartupComplete()
return enums.EVENT_PASS
}
func serverStartup(app cdk.Application, display cdk.Display, ctx context.Context, cancel context.CancelFunc, wg *sync.WaitGroup) enums.EventFlag {
log.DebugF("initFn hit")
display.CaptureCtrlC()
w := &AppWindow{}
w.Init()
w.SetTitle("Server-Side")
display.FocusWindow(w)
// draw the screen every second so the time displayed is now
cdk.AddTimeout(time.Second, func() enums.EventFlag {
display.RequestDraw() // redraw the window, is buffered
display.RequestShow() // flag buffer for immediate show
return enums.EVENT_PASS // keep looping every second
})
display.Connect(cdk.SignalShutdown, "appserver-server-shutdown", func(_ []interface{}, _ ...interface{}) enums.EventFlag {
log.DebugF("serverStartup - exited normally.\n")
return enums.EVENT_PASS
})
app.NotifyStartupComplete()
return enums.EVENT_PASS
}