Restructured
This commit is contained in:
parent
ae7734248d
commit
155b8fd160
134
main.go
134
main.go
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@ -18,62 +18,16 @@
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package main
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package main
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import (
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import (
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"bufio"
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"git.kolaente.de/sofaraum/client/pkg/processing"
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"bytes"
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"encoding/csv"
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"fmt"
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"io/ioutil"
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"log"
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"os"
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"os"
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"os/exec"
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"path/filepath"
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"strconv"
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"strings"
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"time"
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)
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)
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type WifiClient struct {
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MACAdress string
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FirstSeen time.Time
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LastSeen time.Time
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Power int64
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Packets int64
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}
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const TheClientCSVHeader = `Station MAC, First time seen, Last time seen, Power, # packets, BSSID, Probed ESSIDs`
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const CSVDumps = `/home/konrad/go/src/git.kolaente.de/sofaraum/client`
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const SecondsUntilInactive = 120
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const UpdateSecondsInterval = 2
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const WifiInterface = `wlp59s0`
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func main() {
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func main() {
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stop := make(chan int)
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stop := make(chan int)
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go func() {
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go processing.RunAirodumpNG(stop)
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err := exec.Command("/bin/bash", []string{"-c", "airodump-ng " + WifiInterface + " -w " + CSVDumps + "/dump --output-format csv"}...).Run()
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if err != nil {
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log.Println("Could not run airodump-ng. Please make sure it is installed and you have sufficent permissions. ", err)
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stop <- 1
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}
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}()
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go func() {
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go processing.UpdateActiveClients()
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for {
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time.Sleep(UpdateSecondsInterval * time.Second)
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clients := ParseCSVDumps(CSVDumps)
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var activeClients int64
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for _, c := range clients {
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//fmt.Println(fmt.Sprintf("Mac: %s | First seen: %s | Last seen: %s | Power: %d | Packets: %d | Active: %t", c.MACAdress, c.FirstSeen.String(), c.LastSeen.String(), c.Power, c.Packets, c.isActive()))
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if c.isActive() {
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activeClients++
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}
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}
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fmt.Println("Active Clients:", activeClients)
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fmt.Println("Total Clients:", len(clients))
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}
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}()
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for exit := range stop {
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for exit := range stop {
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if exit == 0 {
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if exit == 0 {
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@ -82,85 +36,3 @@ func main() {
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os.Exit(exit)
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os.Exit(exit)
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}
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}
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}
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}
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func ParseCSVDumps(pathToDumps string) (clients []*WifiClient) {
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err := filepath.Walk(pathToDumps, func(dumpPath string, info os.FileInfo, err error) error {
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if err != nil {
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return err
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}
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// Only csv files
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if info.IsDir() || filepath.Ext(dumpPath) != ".csv" {
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return nil
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}
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bs, err := ioutil.ReadFile(dumpPath)
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if err != nil {
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log.Fatal(err)
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}
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all := string(bs)
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i := 0
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i = strings.Index(all, TheClientCSVHeader)
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arefun := all[i+len(TheClientCSVHeader)+1:]
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arefun = strings.Replace(arefun, " ", "", -1)
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scanner := bufio.NewScanner(strings.NewReader(arefun))
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for scanner.Scan() {
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r := csv.NewReader(bytes.NewReader(scanner.Bytes()))
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record, err := r.Read()
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if err != nil {
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if err.Error() == "EOF" {
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continue
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}
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log.Fatal(err)
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}
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power, err := strconv.ParseInt(record[3], 10, 64)
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if err != nil {
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log.Fatal(err)
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}
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packets, err := strconv.ParseInt(record[4], 10, 64)
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if err != nil {
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log.Fatal(err)
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}
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clients = append(clients, &WifiClient{
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MACAdress: record[0],
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FirstSeen: parseDateToUnix(record[1]),
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LastSeen: parseDateToUnix(record[2]),
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Power: power,
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Packets: packets,
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})
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}
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return nil
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})
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if err != nil {
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log.Fatal(err)
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}
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return
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}
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func parseDateToUnix(date string) (unix time.Time) {
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unix, err := time.Parse("2006-01-0215:04:05", date)
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if err != nil {
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log.Fatal(err)
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}
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return
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}
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func (c *WifiClient) isActive() bool {
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// Should normally not be set here, should take the system time -> see below
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current := time.Date(2018, 11, 14, 14, 31, 0, 0, &time.Location{})
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diff := current.Sub(c.LastSeen)
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//diff := time.Since(c.LastSeen)
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if diff < SecondsUntilInactive*time.Second {
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return true
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}
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return false
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}
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@ -0,0 +1,24 @@
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// Sofaraum client is the client software which collects statistics about
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// wifi devices nearby and then sends them to the Sofaraum Server.
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// Copyright (c) 2018.
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program. If not, see <https://www.gnu.org/licenses/>.
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package config
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const TheClientCSVHeader = `Station MAC, First time seen, Last time seen, Power, # packets, BSSID, Probed ESSIDs`
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const CSVDumps = `/home/konrad/go/src/git.kolaente.de/sofaraum/client`
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const SecondsUntilInactive = 120
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const UpdateSecondsInterval = 2
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const WifiInterface = `wlp59s0`
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@ -0,0 +1,46 @@
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// Sofaraum client is the client software which collects statistics about
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// wifi devices nearby and then sends them to the Sofaraum Server.
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// Copyright (c) 2018.
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program. If not, see <https://www.gnu.org/licenses/>.
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package models
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import (
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"git.kolaente.de/sofaraum/client/pkg/config"
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"time"
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)
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// WifiClient holds informations about a wifi client
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type WifiClient struct {
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MACAdress string
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FirstSeen time.Time
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LastSeen time.Time
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Power int64
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Packets int64
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}
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// IsActive checks whether or the client has been seen within a configurable amount of time
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func (c *WifiClient) IsActive() bool {
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// Should normally not be set here, should take the system time -> see below
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current := time.Date(2018, 11, 14, 14, 31, 0, 0, &time.Location{})
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diff := current.Sub(c.LastSeen)
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//diff := time.Since(c.LastSeen)
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if diff < config.SecondsUntilInactive*time.Second {
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return true
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}
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return false
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}
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@ -0,0 +1,95 @@
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// Sofaraum client is the client software which collects statistics about
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// wifi devices nearby and then sends them to the Sofaraum Server.
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// Copyright (c) 2018.
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program. If not, see <https://www.gnu.org/licenses/>.
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package processing
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import (
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"bufio"
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"bytes"
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"encoding/csv"
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"git.kolaente.de/sofaraum/client/pkg/config"
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"git.kolaente.de/sofaraum/client/pkg/models"
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"git.kolaente.de/sofaraum/client/pkg/utils"
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"io/ioutil"
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"log"
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"os"
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"path/filepath"
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"strconv"
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"strings"
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)
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// ParseCSVDumps extracts data from airdump-ng's csv files in a format we can handle
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func ParseCSVDumps(pathToDumps string) (clients []*models.WifiClient) {
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err := filepath.Walk(pathToDumps, func(dumpPath string, info os.FileInfo, err error) error {
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if err != nil {
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return err
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}
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// Only csv files
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if info.IsDir() || filepath.Ext(dumpPath) != ".csv" {
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return nil
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}
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bs, err := ioutil.ReadFile(dumpPath)
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if err != nil {
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log.Fatal(err)
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}
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all := string(bs)
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i := 0
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i = strings.Index(all, config.TheClientCSVHeader)
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arefun := all[i+len(config.TheClientCSVHeader)+1:]
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arefun = strings.Replace(arefun, " ", "", -1)
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scanner := bufio.NewScanner(strings.NewReader(arefun))
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for scanner.Scan() {
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r := csv.NewReader(bytes.NewReader(scanner.Bytes()))
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record, err := r.Read()
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if err != nil {
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if err.Error() == "EOF" {
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continue
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}
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log.Fatal(err)
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}
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power, err := strconv.ParseInt(record[3], 10, 64)
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if err != nil {
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log.Fatal(err)
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}
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packets, err := strconv.ParseInt(record[4], 10, 64)
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if err != nil {
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log.Fatal(err)
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}
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clients = append(clients, &models.WifiClient{
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MACAdress: record[0],
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FirstSeen: utils.ParseDateToUnix(record[1]),
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LastSeen: utils.ParseDateToUnix(record[2]),
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Power: power,
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Packets: packets,
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})
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}
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return nil
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})
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if err != nil {
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log.Fatal(err)
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}
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return
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}
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@ -0,0 +1,33 @@
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// Sofaraum client is the client software which collects statistics about
|
||||||
|
// wifi devices nearby and then sends them to the Sofaraum Server.
|
||||||
|
// Copyright (c) 2018.
|
||||||
|
//
|
||||||
|
// This program is free software: you can redistribute it and/or modify
|
||||||
|
// it under the terms of the GNU General Public License as published by
|
||||||
|
// the Free Software Foundation, either version 3 of the License, or
|
||||||
|
// (at your option) any later version.
|
||||||
|
//
|
||||||
|
// This program is distributed in the hope that it will be useful,
|
||||||
|
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||||
|
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||||
|
// GNU General Public License for more details.
|
||||||
|
//
|
||||||
|
// You should have received a copy of the GNU General Public License
|
||||||
|
// along with this program. If not, see <https://www.gnu.org/licenses/>.
|
||||||
|
|
||||||
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package processing
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import (
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"git.kolaente.de/sofaraum/client/pkg/config"
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"log"
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"os/exec"
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)
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// RunAirodumpNG does what it says
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func RunAirodumpNG(stop chan int) {
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err := exec.Command("/bin/bash", []string{"-c", "airodump-ng " + config.WifiInterface + " -w " + config.CSVDumps + "/dump --output-format csv"}...).Run()
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if err != nil {
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||||||
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log.Println("Could not run airodump-ng. Please make sure it is installed and you have sufficent permissions. ", err)
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stop <- 1
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|
}
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}
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@ -0,0 +1,42 @@
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|
// Sofaraum client is the client software which collects statistics about
|
||||||
|
// wifi devices nearby and then sends them to the Sofaraum Server.
|
||||||
|
// Copyright (c) 2018.
|
||||||
|
//
|
||||||
|
// This program is free software: you can redistribute it and/or modify
|
||||||
|
// it under the terms of the GNU General Public License as published by
|
||||||
|
// the Free Software Foundation, either version 3 of the License, or
|
||||||
|
// (at your option) any later version.
|
||||||
|
//
|
||||||
|
// This program is distributed in the hope that it will be useful,
|
||||||
|
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||||
|
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||||
|
// GNU General Public License for more details.
|
||||||
|
//
|
||||||
|
// You should have received a copy of the GNU General Public License
|
||||||
|
// along with this program. If not, see <https://www.gnu.org/licenses/>.
|
||||||
|
|
||||||
|
package processing
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||||||
|
|
||||||
|
import (
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"fmt"
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"git.kolaente.de/sofaraum/client/pkg/config"
|
||||||
|
"time"
|
||||||
|
)
|
||||||
|
|
||||||
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func UpdateActiveClients() {
|
||||||
|
for {
|
||||||
|
time.Sleep(config.UpdateSecondsInterval * time.Second)
|
||||||
|
|
||||||
|
clients := ParseCSVDumps(config.CSVDumps)
|
||||||
|
|
||||||
|
var activeClients int64
|
||||||
|
for _, c := range clients {
|
||||||
|
//fmt.Println(fmt.Sprintf("Mac: %s | First seen: %s | Last seen: %s | Power: %d | Packets: %d | Active: %t", c.MACAdress, c.FirstSeen.String(), c.LastSeen.String(), c.Power, c.Packets, c.isActive()))
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|
if c.IsActive() {
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||||||
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activeClients++
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}
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}
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fmt.Println("Active Clients:", activeClients)
|
||||||
|
fmt.Println("Total Clients:", len(clients))
|
||||||
|
}
|
||||||
|
}
|
|
@ -0,0 +1,32 @@
|
||||||
|
// Sofaraum client is the client software which collects statistics about
|
||||||
|
// wifi devices nearby and then sends them to the Sofaraum Server.
|
||||||
|
// Copyright (c) 2018.
|
||||||
|
//
|
||||||
|
// This program is free software: you can redistribute it and/or modify
|
||||||
|
// it under the terms of the GNU General Public License as published by
|
||||||
|
// the Free Software Foundation, either version 3 of the License, or
|
||||||
|
// (at your option) any later version.
|
||||||
|
//
|
||||||
|
// This program is distributed in the hope that it will be useful,
|
||||||
|
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||||
|
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||||
|
// GNU General Public License for more details.
|
||||||
|
//
|
||||||
|
// You should have received a copy of the GNU General Public License
|
||||||
|
// along with this program. If not, see <https://www.gnu.org/licenses/>.
|
||||||
|
|
||||||
|
package utils
|
||||||
|
|
||||||
|
import (
|
||||||
|
"log"
|
||||||
|
"time"
|
||||||
|
)
|
||||||
|
|
||||||
|
// ParseDateToUnix makes a go date from a unix timestamp
|
||||||
|
func ParseDateToUnix(date string) (unix time.Time) {
|
||||||
|
unix, err := time.Parse("2006-01-0215:04:05", date)
|
||||||
|
if err != nil {
|
||||||
|
log.Fatal(err)
|
||||||
|
}
|
||||||
|
return
|
||||||
|
}
|
Loading…
Reference in New Issue