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|
package gotop
import (
"bufio"
"fmt"
"io"
"strconv"
"strings"
"time"
"github.com/xxxserxxx/gotop/v3/colorschemes"
"github.com/xxxserxxx/gotop/v3/widgets"
)
// TODO: test, build, release [#119] [#120] [#121]
type Config struct {
ConfigDir string
LogDir string
LogFile string
GraphHorizontalScale int
HelpVisible bool
Colorscheme colorschemes.Colorscheme
UpdateInterval time.Duration
AverageLoad bool
PercpuLoad bool
Statusbar bool
TempScale widgets.TempScale
NetInterface string
Layout string
MaxLogSize int64
ExportPort string
Extensions []string
Test bool
}
func Parse(in io.Reader, conf *Config) error {
r := bufio.NewScanner(in)
var lineNo int
for r.Scan() {
l := strings.TrimSpace(r.Text())
kv := strings.Split(l, "=")
if len(kv) != 2 {
return fmt.Errorf("bad config file syntax; should be KEY=VALUE, was %s", l)
}
key := strings.ToLower(kv[0])
switch key {
default:
return fmt.Errorf("invalid config option %s", key)
case "configdir":
conf.ConfigDir = kv[1]
case "logdir":
conf.LogDir = kv[1]
case "logfile":
conf.LogFile = kv[1]
case "graphhorizontalscale":
iv, err := strconv.Atoi(kv[1])
if err != nil {
return err
}
conf.GraphHorizontalScale = iv
case "helpvisible":
bv, err := strconv.ParseBool(kv[1])
if err != nil {
return fmt.Errorf("line %d: %v", lineNo, err)
}
conf.HelpVisible = bv
case "colorscheme":
cs, err := colorschemes.FromName(conf.ConfigDir, kv[1])
if err != nil {
return fmt.Errorf("line %d: %v", lineNo, err)
}
conf.Colorscheme = cs
case "updateinterval":
iv, err := strconv.Atoi(kv[1])
if err != nil {
return err
}
conf.UpdateInterval = time.Duration(iv)
case "averagecpu":
bv, err := strconv.ParseBool(kv[1])
if err != nil {
return fmt.Errorf("line %d: %v", lineNo, err)
}
conf.AverageLoad = bv
case "percpuload":
bv, err := strconv.ParseBool(kv[1])
if err != nil {
return fmt.Errorf("line %d: %v", lineNo, err)
}
conf.PercpuLoad = bv
case "tempscale":
iv, err := strconv.Atoi(kv[1])
if err != nil {
return err
}
conf.TempScale = widgets.TempScale(iv)
case "statusbar":
bv, err := strconv.ParseBool(kv[1])
if err != nil {
return fmt.Errorf("line %d: %v", lineNo, err)
}
conf.Statusbar = bv
case "netinterface":
conf.NetInterface = kv[1]
case "layout":
conf.Layout = kv[1]
case "maxlogsize":
iv, err := strconv.Atoi(kv[1])
if err != nil {
return err
}
conf.MaxLogSize = int64(iv)
case "export":
conf.ExportPort = kv[1]
case "extensions":
conf.Extensions = strings.Split(kv[1], ",")
}
}
return nil
}
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