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poe_settings.go
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poe_settings.go
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package main
import (
"errors"
"fmt"
"io"
"strconv"
"strings"
"github.com/PuerkitoBio/goquery"
)
type PoePortSetting struct {
PortIndex int8
PortName string
PortPwr bool
PwrMode string
PortPrio string
LimitType string
PwrLimit string
DetecType string
LongerDetect string
}
type PoeShowSettingsCommand struct {
Address string `required:"" help:"the Netgear switch's IP address or host name to connect to" short:"a"`
}
func (poe *PoeShowSettingsCommand) Run(args *GlobalOptions) error {
err := ensureModelIs30x(args, poe.Address)
if err != nil {
return err
}
settingsPage, err := requestPoePortConfigPage(args, poe.Address)
if err != nil {
return err
}
if checkIsLoginRequired(settingsPage) {
return errors.New("no content. please, (re-)login first")
}
var settings []PoePortSetting
settings, err = findPoeSettingsInHtml(strings.NewReader(settingsPage))
if err != nil {
return err
}
prettyPrintSettings(args.OutputFormat, settings)
return nil
}
func prettyPrintSettings(format OutputFormat, settings []PoePortSetting) {
var header = []string{"Port ID", "Port Name", "Port Power", "Mode", "Priority", "Limit Type", "Limit (W)", "Type", "Longer Detection Time"}
var content [][]string
for _, setting := range settings {
var row []string
row = append(row, fmt.Sprintf("%d", setting.PortIndex))
row = append(row, setting.PortName)
row = append(row, asTextPortPower(setting.PortPwr))
row = append(row, bidiMapLookup(setting.PwrMode, pwrModeMap))
row = append(row, bidiMapLookup(setting.PortPrio, portPrioMap))
row = append(row, bidiMapLookup(setting.LimitType, limitTypeMap))
row = append(row, setting.PwrLimit)
row = append(row, bidiMapLookup(setting.DetecType, detecTypeMap))
row = append(row, bidiMapLookup(setting.LongerDetect, longerDetectMap))
content = append(content, row)
}
switch format {
case MarkdownFormat:
printMarkdownTable(header, content)
case JsonFormat:
printJsonDataTable("poe_settings", header, content)
default:
panic("not implemented format: " + format)
}
}
func asTextPortPower(portPwr bool) string {
if portPwr {
return "enabled"
}
return "disabled"
}
func requestPoePortConfigPage(args *GlobalOptions, host string) (string, error) {
url := fmt.Sprintf("http://%s/PoEPortConfig.cgi", host)
return requestPage(args, host, url)
}
func findPoeSettingsInHtml(reader io.Reader) ([]PoePortSetting, error) {
doc, err := goquery.NewDocumentFromReader(reader)
if err != nil {
return nil, err
}
var configs []PoePortSetting
doc.Find("li.poePortSettingListItem").Each(func(i int, s *goquery.Selection) {
config := PoePortSetting{}
id, _ := s.Find("input[type=hidden].port").Attr("value")
var id64, _ = strconv.ParseInt(id, 10, 8)
config.PortIndex = int8(id64)
config.PortName, _ = s.Find("input[type=hidden].portName").Attr("value")
portWr, exists := s.Find("input#hidPortPwr").Attr("value")
config.PortPwr = exists && portWr == "1"
config.PwrMode, _ = s.Find("input#hidPwrMode").Attr("value")
config.PortPrio, _ = s.Find("input#hidPortPrio").Attr("value")
config.LimitType, _ = s.Find("input#hidLimitType").Attr("value")
config.PwrLimit, _ = s.Find("input.pwrLimit").Attr("value")
config.DetecType, _ = s.Find("input#hidDetecType").Attr("value")
config.LongerDetect, _ = s.Find("input.longerDetect").Attr("value")
configs = append(configs, config)
})
return configs, nil
}