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Add ttop example

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This commit is contained in:
gizak 2015-10-21 11:11:08 -04:00
parent 9ec1539ccc
commit e62b592964
1 changed files with 47 additions and 47 deletions
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46
example/ttop.go
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@ -3,18 +3,20 @@
package main
import (
"fmt"
"bufio"
"os"
"errors"
"fmt"
"io"
"os"
"regexp"
"strings"
"runtime"
"sort"
"strconv"
"strings"
"time"
"errors"
"runtime"
"github.com/marigs/termui"
"github.com/gizak/termui"
"github.com/gizak/termui/extra"
)
const statFilePath = "/proc/stat"
@ -52,10 +54,10 @@ func subCpuStat(m CpuStat, s CpuStat) CpuStat {
func procCpuStat(c CpuStat) CpuStat {
sum := c.user + c.nice + c.system + c.idle
return CpuStat{user: c.user/sum*100,
nice: c.nice/sum*100,
system: c.system/sum*100,
idle: c.idle/sum*100}
return CpuStat{user: c.user / sum * 100,
nice: c.nice / sum * 100,
system: c.system / sum * 100,
idle: c.idle / sum * 100}
}
func (cs *CpusStats) tick(ns map[string]CpuStat) {
@ -80,7 +82,7 @@ func (eip *errIntParser) parse(s string) (ret int64) {
type LineProcessor interface {
process(string) error
finalize() interface {}
finalize() interface{}
}
type CpuLineProcessor struct {
@ -110,7 +112,7 @@ func (clp *CpuLineProcessor) process(line string) (err error) {
return
}
func (clp *CpuLineProcessor) finalize() interface {} {
func (clp *CpuLineProcessor) finalize() interface{} {
return clp.m
}
@ -149,11 +151,11 @@ func (ms *MemStat) process(line string) (err error) {
return
}
func (ms *MemStat) finalize() interface {} {
func (ms *MemStat) finalize() interface{} {
return *ms
}
func processFileLines(filePath string, lp LineProcessor) (ret interface {}, err error) {
func processFileLines(filePath string, lp LineProcessor) (ret interface{}, err error) {
var statFile *os.File
statFile, err = os.Open(filePath)
if err != nil {
@ -184,13 +186,13 @@ func processFileLines(filePath string, lp LineProcessor) (ret interface {}, err
}
func getCpusStatsMap() (m map[string]CpuStat, err error) {
var aux interface {}
var aux interface{}
aux, err = processFileLines(statFilePath, &CpuLineProcessor{m: make(map[string]CpuStat)})
return aux.(map[string]CpuStat), err
}
func getMemStats() (ms MemStat, err error) {
var aux interface {}
var aux interface{}
aux, err = processFileLines(meminfoFilePath, &MemStat{})
return aux.(MemStat), err
}
@ -211,14 +213,13 @@ func NewCpuTabElems(width int) *CpuTabElems {
LChart: lc}
}
func (cte *CpuTabElems) AddGauge(key string, Y int, width int) *termui.Gauge {
cte.GMap[key] = termui.NewGauge()
cte.GMap[key].Width = width
cte.GMap[key].Height = 3
cte.GMap[key].Y = Y
cte.GMap[key].Border.Label = key
cte.GMap[key].Percent = 0//int(val.user + val.nice + val.system)
cte.GMap[key].Percent = 0 //int(val.user + val.nice + val.system)
return cte.GMap[key]
}
@ -263,7 +264,7 @@ func (mte *MemTabElems) Update(ms MemStat) {
copy(mte.SLines.Lines[0].Data[1:], mte.SLines.Lines[0].Data[0:])
mte.SLines.Lines[0].Data[0] = used
if len(mte.SLines.Lines[0].Data) > mte.SLines.Width-2 {
mte.SLines.Lines[0].Data = mte.SLines.Lines[0].Data[0:mte.SLines.Width-2]
mte.SLines.Lines[0].Data = mte.SLines.Lines[0].Data[0 : mte.SLines.Width-2]
}
}
@ -287,10 +288,10 @@ func main() {
header.HasBorder = false
header.TextBgColor = termui.ColorBlue
tabCpu := termui.NewTab("CPU")
tabMem := termui.NewTab("MEM")
tabCpu := extra.NewTab("CPU")
tabMem := extra.NewTab("MEM")
tabpane := termui.NewTabpane()
tabpane := extra.NewTabpane()
tabpane.Y = 1
tabpane.Width = 30
tabpane.HasBorder = false
@ -365,4 +366,3 @@ func main() {
}
}
}