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crashInfoWidget.go
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crashInfoWidget.go
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// Copyright (c) 2016 ECS Team, Inc. - All Rights Reserved
// https://github.com/ECSTeam/cloudfoundry-top-plugin
//
// 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 appDetailView
import (
"errors"
"fmt"
"math"
"github.com/ecsteam/cloudfoundry-top-plugin/metadata/app"
"github.com/ecsteam/cloudfoundry-top-plugin/metadata/crashData"
"github.com/ecsteam/cloudfoundry-top-plugin/ui/masterUIInterface"
"github.com/ecsteam/cloudfoundry-top-plugin/util"
"github.com/jroimartin/gocui"
)
type CrashInfoWidget struct {
masterUI masterUIInterface.MasterUIInterface
name string
height int
detailView *AppDetailView
appMdMgr *app.AppMetadataManager
}
func NewCrashInfoWidget(masterUI masterUIInterface.MasterUIInterface, name string, height int, detailView *AppDetailView) *CrashInfoWidget {
appMdMgr := detailView.GetEventProcessor().GetMetadataManager().GetAppMdManager()
return &CrashInfoWidget{masterUI: masterUI, name: name, height: height, detailView: detailView, appMdMgr: appMdMgr}
}
func (w *CrashInfoWidget) Name() string {
return w.name
}
func (w *CrashInfoWidget) Layout(g *gocui.Gui) error {
topOffset := w.detailView.GetTopOffset()
if w.masterUI.IsHeaderMinimized() {
// This will hide this view by displaying it off-view (negative top)
topOffset = 0
}
maxX, _ := g.Size()
top := topOffset - w.height - 1
//width := maxX - 1
left := int(math.Floor((float64(maxX) / 2) + 3))
width := int(math.Ceil((float64(maxX) / 2) - 4))
if width < 1 {
width = 1
}
right := left + width
v, err := g.SetView(w.name, left, top, right, top+w.height)
if err != nil {
if err != gocui.ErrUnknownView {
return errors.New(w.name + " layout error:" + err.Error())
}
v.Frame = true
}
v.Title = "Crash Info"
w.refreshDisplay(g)
return nil
}
func (w *CrashInfoWidget) getAppName() string {
//appMdMgr := w.detailView.GetEventProcessor().GetMetadataManager().GetAppMdManager()
appMetadata := w.appMdMgr.FindAppMetadata(w.detailView.appId)
appName := appMetadata.Name
return appName
}
func (w *CrashInfoWidget) refreshDisplay(g *gocui.Gui) error {
v, err := g.View(w.name)
if err != nil {
return err
}
v.Clear()
if w.detailView.appId == "" {
fmt.Fprintln(v, "No application selected")
return nil
}
lastCrashInfo := w.detailView.LastCrashInfo
lastCrashTimeDisplay := "--"
if lastCrashInfo != nil {
lastCrashTimeDisplay = fmt.Sprintf("%v%v", util.DIM_YELLOW, lastCrashInfo.CrashTime.Local().Format("01-02-2006 15:04:05"))
}
fmt.Fprintf(v, "%11v", "")
fmt.Fprintf(v, " 10min 1hr 24hr\n")
fmt.Fprintf(v, "%11v", " Crashes: ")
fmt.Fprintf(v, "%v%6v", w.getCrashCountColor(w.detailView.Crash10mCount), w.getCrashCount(w.detailView.Crash10mCount))
fmt.Fprintf(v, "%v%6v", w.getCrashCountColor(w.detailView.Crash1hCount), w.getCrashCount(w.detailView.Crash1hCount))
fmt.Fprintf(v, "%v%6v", w.getCrashCountColor(w.detailView.Crash24hCount), w.getCrashCount(w.detailView.Crash24hCount))
fmt.Fprintf(v, "%v\n", util.CLEAR)
fmt.Fprintf(v, "%11v", " Last crash:")
fmt.Fprintf(v, " %v", lastCrashTimeDisplay)
fmt.Fprintf(v, "%v", util.CLEAR)
return nil
}
func (w *CrashInfoWidget) getCrashCount(crashCount int) string {
if crashCount > 0 || crashData.IsCacheLoaded() {
return fmt.Sprintf("%v", crashCount)
}
return "--"
}
func (w *CrashInfoWidget) getCrashCountColor(crashCount int) string {
color := ""
if crashCount > 0 {
color = util.DIM_YELLOW
} else {
color = util.DIM_WHITE
}
return color
}