Kleines Bash Skript für MTR, Traceroute und iPerf3 Netzwerktests mit Logging - privat genutzt zur Dokumentation von Vodafone Problemen

netzwerktest.sh

#!/bin/bash
# Netzwerktest Skript
# Ablauf: MTR/Traceroute (1/2) -> iPerf3 Download & Upload (mit Fallback je group) -> MTR/Traceroute (2/2)
# Logs:   $HOME/Dokumente/Vodafone/Logs/<TT.MM.YYYY>/LOG-HH-MM-SS.txt
# Errors: $HOME/Dokumente/Vodafone/Logs/Errors/<TT.MM.YYYY>/ERROR-HH-MM-SS.log
#
# Credits: Script by @lovinoes & ChatGPT 5.0
#

set -Euo pipefail

trap 'tput cnorm 2>/dev/null || true; exit' EXIT
trap 'ec=$?; error_handler $LINENO "$BASH_COMMAND" "$ec"' ERR

GRN=$'\e[32m'
RED=$'\e[31m'
WHT=$'\e[37m'
LHTBLU=$'\e[94m'
NC=$'\e[0m'

BASE_DIR="$HOME/Dokumente/Vodafone/Logs"
TODAY="$(date +"%d.%m.%Y")"
TIME_NOW="$(date +"%H-%M-%S")"
DAY_DIR="$BASE_DIR/$TODAY"
ERROR_DIR="$BASE_DIR/Errors/$TODAY"
mkdir -p "$DAY_DIR" "$ERROR_DIR"

LOG_FILE="$DAY_DIR/LOG-$TIME_NOW.txt"
ERROR_FILE="$ERROR_DIR/ERROR-$TIME_NOW.log"

MTR_TARGETS=("8.8.8.8" "1.1.1.1" "9.9.9.9" "208.67.222.222")
TRACEROUTE_TARGETS=("8.8.8.8" "1.1.1.1" "9.9.9.9" "208.67.222.222")

error_handler() {
  local line="$1"
  local cmd="$2"
  local ec="${3:-1}"

  if [[ "$ec" -ne 0 ]]; then
    {
      echo "=== FEHLER AUFGETRETEN ==="
      echo "Zeit: $(date)"
      echo "Zeile: $line"
      echo "Befehl: $cmd"
      echo "Exitcode: $ec"
      echo "=========================="
      echo
    } >> "$ERROR_FILE"
  fi
}

banner() {
  local title="$1"
  {
    echo "#"
    echo "#"
    echo "#"
    echo "#"
    echo "# $title"
    echo "#"
    echo "#"
    echo "#"
    echo "#"
  } >> "$LOG_FILE"
}

animate_dots() {
  local pid="$1"
  local prefix="$2"
  local i=0
  tput civis 2>/dev/null || true
  while kill -0 "$pid" 2>/dev/null; do
    local dots_count=$(( (i % 3) + 1 ))
    local dots
    dots=$(printf "%.*s" "$dots_count" "...")
    printf "\r%s%s   " "$prefix" "$dots"
    sleep 0.5
    ((i++))
  done
  printf "\r%s    " "$prefix"
}

clear_eol() { tput el 2>/dev/null || true; }

declare -A RESULTS
ORDERED_LABELS=()

run_cmd_with_animation() {
  local label="$1"
  local cmd_str="$2"

  echo "===== $label =====" >> "$LOG_FILE"
  ( bash -lc "$cmd_str" >> "$LOG_FILE" 2>> "$ERROR_FILE" ) &
  local pid=$!

  animate_dots "$pid" "${GRN}${label}${NC} "
  wait "$pid"
  local rc=$?

  if [[ $rc -eq 0 ]]; then
    printf "\r%s ... " "${GRN}${label}${NC}"; clear_eol; printf "%bOK%b\n" "$GRN" "$NC"
    RESULTS["$label"]="OK"
  else
    printf "\r%s ... " "${GRN}${label}${NC}"; clear_eol; printf "%bFAIL%b\n" "$RED" "$NC"
    RESULTS["$label"]="FAIL ($cmd_str)"
  fi

  ORDERED_LABELS+=("$label")
}

IPERF_SERVERS=(
  "# Deutschland, Berlin"
  "a110.speedtest.wobcom.de -6"
  "a209.speedtest.wobcom.de -6"

  "# Deutschland, Düsseldorf"
  "a208.speedtest.wobcom.de -6"

  "# Deutschland, Frankfurt"
  "178.215.228.109 -p 9204-9240 -u"
  "185.102.219.93 -u"
  "a205.speedtest.wobcom.de -6"
  "a210.speedtest.wobcom.de -6"
  "fra.speedtest.clouvider.net -p 5200-5209 -6 -u"
  "spd-desrv.hostkey.com -p 5201-5209"
  "speedtest.fra1.de.leaseweb.net -p 5201-5210 -6"
  "speedtest.ip-projects.de -6 -u"

  "# Deutschland, Norderstedt"
  "speedtest.wtnet.de -p 5200-5209 -6 -u"
  "speedtest.wtnet.de -p 5300-5309 -6 -u"

  "# Deutschland, Wolfsburg"
  "a400.speedtest.wobcom.de -6"
  "speedtest.wobcom.de -6"

  "# Luxemburg, Bissen"
  "speedtest.lu.buyvm.net -6 -u"

  "# Niederlande, Amsterdam"
  "185.102.218.1 -u"
  "a204.speedtest.wobcom.de -6"
  "ams.speedtest.clouvider.net -p 5200-5209 -6 -u"
  "iperf-ams-nl.eranium.net -p 5201-5210 -6 -u"
  "lg.ams-nl.terrahost.com -p 9206-9240 -6 -u"
  "ping-ams1.online.net -p 5200-5209 -u"
  "speedtest.ams1.nl.leaseweb.net -p 5201-5210 -6"
  "speedtest.ams1.novogara.net -p 5200-5209 -6 -u"
  "speedtest.ams2.nl.leaseweb.net -p 5201-5210 -6"
  "speedtest.nl3.mirhosting.net -p 5201-5210 -6 -u"
)

ensure_flag_R() {
  local entry="$1"
  read -r -a toks <<< "$entry"
  local hasR=0
  for t in "${toks[@]}"; do [[ "$t" == "-R" ]] && hasR=1; done
  ((hasR==0)) && toks+=("-R")
  echo "${toks[*]}"
}
remove_flag_R() {
  local entry="$1"
  read -r -a toks <<< "$entry"
  local out=()
  for t in "${toks[@]}"; do [[ "$t" == "-R" ]] && continue; out+=("$t"); done
  echo "${out[*]}"
}

run_iperf_groups() {
  local current_group=""
  local cmds=()

  _run_group_direction() {
    local group_label="$1"
    local direction="$2"
    local -n ref_cmds="$3"

    local status_file; status_file="$(mktemp)"
    local last_cmd_file; last_cmd_file="$(mktemp)"

    (
      set +e
      echo "===== iPerf3 Gruppe: ${group_label} – ${direction} =====" >> "$LOG_FILE"

      local had_error=0
      local rc=1
      local last_cmd=""

      for ent in "${ref_cmds[@]}"; do
        local args
        if [[ "$direction" == "Download" ]]; then
          args="$(ensure_flag_R "$ent")"
        else
          args="$(remove_flag_R "$ent")"
        fi

        local cmd="iperf3 -c $args"
        echo "\$ $cmd" >> "$LOG_FILE"

        bash -lc "$cmd" >> "$LOG_FILE" 2>> "$ERROR_FILE"
        rc=$?
        last_cmd="$cmd"

        if [ $rc -eq 0 ]; then
          break
        else
          had_error=1
        fi
      done

      echo "$last_cmd" > "$last_cmd_file"

      if (( had_error )); then
        echo "FAIL" > "$status_file"
        exit 1
      else
        echo "OK" > "$status_file"
        exit $rc
      fi
    ) &
    local pid=$!

    local label="[iPerf3] ${group_label} (${direction})"
    animate_dots "$pid" "${GRN}${label}${NC} "
    wait "$pid"
    local rc=$?

    local status="OK"
    [[ -f "$status_file" ]] && status="$(cat "$status_file")"
    rm -f "$status_file"

    local last_cmd=""
    [[ -f "$last_cmd_file" ]] && last_cmd="$(cat "$last_cmd_file")"
    rm -f "$last_cmd_file"

    if [[ "$status" == "OK" && $rc -eq 0 ]]; then
      printf "\r%s ... " "${GRN}${label}${NC}"; tput el 2>/dev/null || true; printf "%bOK%b\n" "$GRN" "$NC"
      RESULTS["$label"]="OK"
    else
      printf "\r%s ... " "${GRN}${label}${NC}"; tput el 2>/dev/null || true; printf "%bFAIL%b\n" "$RED" "$NC"
      RESULTS["$label"]="FAIL (${last_cmd})"
    fi

    ORDERED_LABELS+=("$label")
  }

  for entry in "${IPERF_SERVERS[@]}"; do
    if [[ "$entry" == \#* ]]; then
      if [[ -n "$current_group" && ${#cmds[@]} -gt 0 ]]; then
        _run_group_direction "$current_group" "Download" cmds
        _run_group_direction "$current_group" "Upload"   cmds
        cmds=()
      fi
      current_group="${entry#\# }"
    else
      cmds+=("$entry")
    fi
  done

  if [[ -n "$current_group" && ${#cmds[@]} -gt 0 ]]; then
    _run_group_direction "$current_group" "Download" cmds
    _run_group_direction "$current_group" "Upload"   cmds
  fi
}

clear
echo -e "${RED}root@netzwerktest${WHT}:${NC}${LHTBLU}~ #${NC} ${WHT}Starte Test am $(date +"%d.%m.%Y um %H:%M:%S Uhr.")${NC}"
sleep 1

banner "MTR Tests – Runde 1"
for tgt in "${MTR_TARGETS[@]}"; do
  run_cmd_with_animation "[MTR] ${tgt} (1/2)" "mtr -rwc 20 ${tgt}"
done

banner "Traceroute Tests – Runde 1"
for tgt in "${TRACEROUTE_TARGETS[@]}"; do
  run_cmd_with_animation "[Traceroute] ${tgt} (1/2)" "traceroute ${tgt}"
done

banner "Iperf Speedtests auf verschiedenen Servern"
run_iperf_groups

banner "MTR Tests – Runde 2"
for tgt in "${MTR_TARGETS[@]}"; do
  run_cmd_with_animation "[MTR] ${tgt} (2/2)" "mtr -rwc 20 ${tgt}"
done

banner "Traceroute Tests – Runde 2"
for tgt in "${TRACEROUTE_TARGETS[@]}"; do
  run_cmd_with_animation "[Traceroute] ${tgt} (2/2)" "traceroute ${tgt}"
done

echo
echo "===== TEST-ZUSAMMENFASSUNG ====="
for key in "${ORDERED_LABELS[@]}"; do
  val="${RESULTS[$key]}"
  if [[ "$val" == "OK" ]]; then
    echo -e "$key: ${GRN}OK${NC}"
  else
    echo -e "$key: ${RED}${val}${NC}"
  fi
done
echo "==============================="
echo "Log gespeichert:    $LOG_FILE"

if [[ -s "$ERROR_FILE" ]]; then
  events=$(grep -c "^=== FEHLER AUFGETRETEN ===" "$ERROR_FILE" 2>/dev/null || echo 0)
  if (( events > 0 )); then
    echo "Errors gespeichert: $ERROR_FILE ($events Ereignisse)"
  else
    echo "Errors gespeichert: $ERROR_FILE"
  fi
else
  rm -f "$ERROR_FILE" 2>/dev/null || true
  echo -e "${GRN}0 Errors.${NC}"
fi