#!/usr/bin/env bash
set -euo pipefail
source ./lib.sh

log "MOTD installieren …"
install -d /usr/local/bin

cat >/usr/local/bin/mw-motd <<'SH'
#!/usr/bin/env bash
# MOTD – MailWolt
# bewusst KEIN "set -e" und KEIN pipefail; MOTD darf nie hart abbrechen
set -u

# ---------- Farben ----------
NC="\033[0m"; WH="\033[1;37m"; CY="\033[1;36m"; GY="\033[0;90m"
GR="\033[1;32m"; YE="\033[1;33m"; RD="\033[1;31m"

# ---------- Breite / Zentrierung ----------
W=110
term_cols=$(tput cols 2>/dev/null || echo $W)
[ "$term_cols" -gt "$W" ] && pad=$(( (term_cols - W)/2 )) || pad=0
sp(){ [ "$1" -gt 0 ] && printf "%${1}s" " " || true; }
center() { local s="$1"; local n=$(( (W - ${#s})/2 )); sp $((pad+n)); printf "%s\n" "$s"; }
rule(){ sp "$pad"; printf "%0.s=" $(seq 1 "$W"); printf "\n"; }
title(){ sp "$pad"; local t="$1"; local lf=$(( (W - ${#t} - 2)/2 )); local rf=$(( W - ${#t} - 2 - lf )); \
         printf "%s" "$(printf '─%.0s' $(seq 1 $lf))"; printf " %s " "$t"; printf "%s\n" "$(printf '─%.0s' $(seq 1 $rf))"; }
kv(){ sp "$pad"; printf "%-12s: %s\n" "$1" "$2"; }

# ---------- Installer-/App-Variablen ----------
UI_HOST=""; WEBMAIL_HOST=""; MAIL_HOSTNAME=""
[ -r /etc/mailwolt/installer.env ] && . /etc/mailwolt/installer.env || true

# ---------- Systemdaten ----------
now="$(date '+%Y-%m-%d %H:%M:%S %Z' 2>/dev/null || echo '-')"
upt="$(uptime -p 2>/dev/null || echo '-')"
cores="$(nproc 2>/dev/null || echo 1)"
load_raw="$(awk '{printf "%s / %s / %s",$1,$2,$3}' /proc/loadavg 2>/dev/null || echo '0.00 / 0.00 / 0.00')"
load1="$(awk '{print $1}' /proc/loadavg 2>/dev/null || echo 0)"

# RAM/SWAP
mem_total="$(awk '/MemTotal/ {print int($2/1024)}' /proc/meminfo 2>/dev/null || echo 0)"
mem_avail="$(awk '/MemAvailable/ {print int($2/1024)}' /proc/meminfo 2>/dev/null || echo 0)"
mem_used=$(( mem_total - mem_avail ))
swap_total="$(awk '/SwapTotal/ {print int($2/1024)}' /proc/meminfo 2>/dev/null || echo 0)"
swap_free="$(awk '/SwapFree/  {print int($2/1024)}' /proc/meminfo 2>/dev/null || echo 0)"
swap_used=$(( swap_total - swap_free ))

pct(){ local u="$1" t="$2"; [ "$t" -gt 0 ] || { echo 0; return; }; awk -v u="$u" -v t="$t" 'BEGIN{printf "%d",(u*100)/t}' ; }
ram_pct=$(pct "$mem_used" "$mem_total")
swap_pct=$(pct "$swap_used" "$swap_total")

# Disks
df_line(){ df -hP "$1" 2>/dev/null | awk 'NR==2{printf "%s / %s (%s)",$3,$2,$5}'; }
df_pct(){  df -P  "$1" 2>/dev/null | awk 'NR==2{gsub("%","",$5);print $5+0}'; }
disk_root="$(df_line /)"; pct_root="$(df_pct /)"
disk_var="$(df_line /var 2>/dev/null)"; [ -n "$disk_var" ] || disk_var="-"
pct_var="$(df_pct /var 2>/dev/null)"; [ -n "$pct_var" ] || pct_var=0

# IPs (int/ext)
ipv4_int="$(hostname -I 2>/dev/null | awk '{for(i=1;i<=NF;i++) if($i!~/:/){print $i;exit}}')"
ipv6_int="$(hostname -I 2>/dev/null | awk '{for(i=1;i<=NF;i++) if($i~/:/){print $i;exit}}')"
ipv4_ext="$(curl -4fsS --max-time 1 https://ifconfig.me 2>/dev/null || true)"
ipv6_ext="$(curl -6fsS --max-time 1 https://ifconfig.me 2>/dev/null || true)"

# ---------- Status-Farben ----------
mark(){ # value thresholdY thresholdR
  local v="$1" y="$2" r="$3"
  if [ "$v" -ge "$r" ]; then printf "${RD}[HIGH]${NC}"
  elif [ "$v" -ge "$y" ]; then printf "${YE}[WARN]${NC}"
  else printf "${GR}[OK]${NC}"
  fi
}
# Load/CPU-Schwellen (pro Core)
load_pct=$(awk -v l="$load1" -v c="$cores" 'BEGIN{if(c<1)c=1; printf "%d", (l/c)*100}')
m_load="$(mark "$load_pct" 70 100)"
m_ram="$(mark "$ram_pct"   75 90)"
m_swap="$(mark "$swap_pct" 10 50)"
m_root="$(mark "$pct_root" 75 90)"
m_var="$(mark "$pct_var"   75 90)"

# ---------- Header ----------
rule
center ""
center "::::    ::::      :::     ::::::::::: :::      :::       :::  ::::::::  :::    :::::::::::"
center ":+:+:+ :+:+:+   :+: :+:       :+:     :+:      :+:       :+: :+:    :+: :+:        :+:   "
center ":+: +:+:+ +:+  +:+   +:+      +:+     +:+      +:+       +:+ +:+    +:+ +:+        +:+   "
center "+#+  +:+  +#+ +#++:++#++:     +#+     +#+      +#+  +:+  +#+ +#+    +:+ +#+        +#+   "
center "+#+       +#+ +#+     +#+     +#+     +#+      +#+ +#+#+ +#+ +#+    +#+ +#+        +#+   "
center "#+#       #+# #+#     #+#     #+#     #+#       #+#+# #+#+#  #+#    #+# #+#        #+#   "
center "###       ### ###     ### ########### ########## ###   ###    ########  ########## ###   "
center ""
rule

# ---------- System ----------
kv "Date / Time" "${YE}${now}${NC}"
sp "$pad"; printf "%-12s: int %-40s ext %s\n" "IPv4" "${ipv4_int:--}" "${ipv4_ext:--}"
sp "$pad"; printf "%-12s: int %-40s ext %s\n" "IPv6" "${ipv6_int:--}" "${ipv6_ext:--}"
kv "Uptime"     "$upt"
sp "$pad"; printf "%-12s: %s cores, load %s  %b\n" "CPU" "$cores" "$load_raw" "$m_load"
sp "$pad"; printf "%-12s: %s MiB / %s MiB (%d%%) %b   %-5s %s MiB / %s MiB (%d%%) %b\n" \
  "RAM" "$mem_used" "$mem_total" "$ram_pct" "$m_ram" "SWAP:" "$swap_used" "$swap_total" "$swap_pct" "$m_swap"
sp "$pad"; printf "%-12s: / %s %b   %-5s %s %b\n" \
  "Disk" "$disk_root" "$m_root" "/var:" "$disk_var" "$m_var"
echo

# ---------- Domains ----------
title "Domains"
[ -n "${UI_HOST:-}" ]      && kv "UI"      "${UI_HOST}"
[ -n "${WEBMAIL_HOST:-}" ] && kv "Webmail" "${WEBMAIL_HOST}"
[ -n "${MAIL_HOSTNAME:-}" ]&& kv "MX"      "${MAIL_HOSTNAME}"
echo

# ---------- Services (4 Spalten, bündig) ----------
title "Services"
svc_state(){ systemctl is-active --quiet "$1" && printf "${GR}[OK]${NC}" || printf "${RD}[FAIL]${NC}"; }
SVC=( nginx mariadb redis-server postfix dovecot rspamd opendkim opendmarc clamav-daemon fail2ban mailwolt-ws mailwolt-queue mailwolt-schedule )

i=0; line=""
for s in "${SVC[@]}"; do
  st="$(svc_state "$s")"
  seg="$(printf "%-18s %-7s" "$s" "$st")"
  line="$line$seg"
  i=$((i+1))
  if [ $((i%4)) -eq 0 ]; then sp "$pad"; echo "$line"; line=""; else line="$line  "; fi
done
[ -n "$line" ] && { sp "$pad"; echo "$line"; }
echo

exit 0
SH

chmod 755 /usr/local/bin/mw-motd

# update-motd Hook
if [[ -d /etc/update-motd.d ]]; then
  cat >/etc/update-motd.d/10-mailwolt <<'SH'
#!/usr/bin/env bash
/usr/local/bin/mw-motd
SH
  chmod +x /etc/update-motd.d/10-mailwolt
  [[ -f /etc/update-motd.d/50-motd-news ]] && chmod -x /etc/update-motd.d/50-motd-news || true
else
  # Fallback für Systeme ohne dynamic MOTD
  cat >/etc/profile.d/10-mailwolt-motd.sh <<'SH'
case "$-" in *i*) /usr/local/bin/mw-motd ;; esac
SH
fi

: > /etc/motd 2>/dev/null || true
log "[✓] MOTD installiert."

##!/usr/bin/env bash
#set -euo pipefail
#source ./lib.sh
#
#log "MOTD installieren …"
#install -d /usr/local/bin
#cat >/usr/local/bin/mw-motd <<'SH'
##!/usr/bin/env bash
## bewusst KEIN "set -e"; MOTD soll nie hart abbrechen
#set -u
#
## Farben
#NC="\033[0m"; CY="\033[1;36m"; GR="\033[1;32m"; YE="\033[1;33m"; RD="\033[1;31m"; GY="\033[0;90m"; WH="\033[1;37m"
#
## Installer-Variablen (optional)
#UI_HOST=""; WEBMAIL_HOST=""; MAIL_HOSTNAME=""; LE_EMAIL=""; PROXY_MODE=""; NPM_IP=""
#[ -r /etc/mailwolt/installer.env ] && . /etc/mailwolt/installer.env || true
## Aus .env (falls vorhanden)
#if [ -r /var/www/mailwolt/.env ]; then
#  LE_EMAIL="${LE_EMAIL:-$(grep -E '^LE_EMAIL=' /var/www/mailwolt/.env 2>/dev/null | sed 's/^LE_EMAIL=//')}"
#  PROXY_MODE="${PROXY_MODE:-$(grep -E '^PROXY_MODE=' /var/www/mailwolt/.env 2>/dev/null | sed 's/^PROXY_MODE=//')}"
#  NPM_IP="${NPM_IP:-$(grep -E '^NPM_IP=' /var/www/mailwolt/.env 2>/dev/null | sed 's/^NPM_IP=//')}"
#fi
#
## Header
#printf "${CY}"
#cat <<'ASCII'
#
#==========================================================================================
#
#::::    ::::      :::     ::::::::::: :::      :::       :::  ::::::::  :::    :::::::::::
#+:+:+: :+:+:+   :+: :+:       :+:     :+:      :+:       :+: :+:    :+: :+:        :+:
#+:+ +:+:+ +:+  +:+   +:+      +:+     +:+      +:+       +:+ +:+    +:+ +:+        +:+
#+#+  +:+  +#+ +#++:++#++:     +#+     +#+      +#+  +:+  +#+ +#+    +:+ +#+        +#+
#+#+       +#+ +#+     +#+     +#+     +#+      +#+ +#+#+ +#+ +#+    +#+ +#+        +#+
##+#       #+# #+#     #+#     #+#     #+#       #+#+# #+#+#  #+#    #+# #+#        #+#
####       ### ###     ### ########### ########## ###   ###    ########  ########## ###
#
#==========================================================================================
#
#ASCII
#printf "${NC}\n"
#
## Safe-Helfer (niemals Script killen)
#grab() { eval "$1" 2>/dev/null || true; }
#line() { printf "${GY}%-7s:${NC} %s\n" "$1" "$2"; }
#
## Systemdaten
#now="$(date '+%Y-%m-%d %H:%M:%S %Z' 2>/dev/null || echo -n '-')"
#fqdn="$(hostname -f 2>/dev/null || hostname 2>/dev/null || echo -n '-')"
#ip_int="$(hostname -I 2>/dev/null | awk '{print $1}' 2>/dev/null || true)"
#ip_ext="$(curl -fsS --max-time 1 https://ifconfig.me 2>/dev/null || true)"
#upt="$(uptime -p 2>/dev/null || echo -n '-')"
#cores="$(nproc 2>/dev/null || echo -n '-')"
#load="$(awk '{print $1" / "$2" / "$3}' /proc/loadavg 2>/dev/null || echo -n '-')"
#
## RAM/SWAP (MiB)
#mem_total="$(awk '/MemTotal/ {print int($2/1024)}' /proc/meminfo 2>/dev/null || echo -n '-')"
#mem_avail="$(awk '/MemAvailable/ {print int($2/1024)}' /proc/meminfo 2>/dev/null || echo -n '0')"
#mem_used=$(( ${mem_total:-0}-${mem_avail:-0} ))
#swap_total="$(awk '/SwapTotal/ {print int($2/1024)}' /proc/meminfo 2>/dev/null || echo -n '-')"
#swap_free="$(awk '/SwapFree/  {print int($2/1024)}' /proc/meminfo 2>/dev/null || echo -n '0')"
#swap_used=$(( ${swap_total:-0}-${swap_free:-0} ))
#
## Disks
#disk_line(){ df -hP "$1" 2>/dev/null | awk 'NR==2{printf "%s/%s (%s used)", $3,$2,$5}'; }
#disk_root="$(disk_line /)"
#disk_var="$(disk_line /var)"
#
#svc_state(){
#  local unit="$1"
#  if systemctl is-active --quiet "$unit"; then
#    printf "${GR}OK${NC}"
#  else
#    printf "${RD}FAIL${NC}"
#  fi
#}
#
## Ausgabe
#printf "${CY}Information as of:${NC} ${YE}%s${NC}\n" "$now"
#line "FQDN"   "$fqdn"
#if [ -n "$ip_ext" ]; then
#  printf "${GY}%-7s:${NC} %s ${GY}(ext:${NC} %s${GY})${NC}\n" "IP" "${ip_int:--}" "$ip_ext"
#else
#  line "IP" "${ip_int:--}"
#fi
#line "Uptime" "$upt"
#printf "${GY}%-7s:${NC} %s cores, load %s (1/5/15)\n" "CPU" "$cores" "$load"
#printf "${GY}%-7s:${NC} %s MiB used / %s MiB total\n" "RAM" "$mem_used" "$mem_total"
#printf "${GY}%-7s:${NC} %s MiB used / %s MiB total\n" "SWAP" "$swap_used" "$swap_total"
#line "Disk /"   "${disk_root:-'-'}"
#line "Disk/var" "${disk_var:-'-'}"
#
## App/Installer Infos
#[ -n "${LE_EMAIL:-}" ]     && line "LE Mail" "$LE_EMAIL"
#[ -n "${UI_HOST:-}" ]      && line "UI"      "$UI_HOST"
#[ -n "${WEBMAIL_HOST:-}" ] && line "Webmail" "$WEBMAIL_HOST"
#[ -n "${MAIL_HOSTNAME:-}" ]&& line "MX"      "$MAIL_HOSTNAME"
#if [ -n "${PROXY_MODE:-}" ]; then
#  if [ "$PROXY_MODE" = "1" ]; then
#    line "Proxy" "ja (NPM: ${NPM_IP:-unbekannt})"
#  elif [ "$PROXY_MODE" = "dev" ]; then
#    line "Proxy" "Entwicklungsmodus"
#  else
#    line "Proxy" "nein"
#  fi
#fi
#
## Services
#printf "${WH}\nServices:${NC}\n"
#printf "  nginx              … %b\n" "$(svc_state nginx)"
#printf "  mariadb            … %b\n" "$(svc_state mariadb)"
#printf "  redis-server       … %b\n" "$(svc_state redis-server)"
#printf "  postfix            … %b\n" "$(svc_state postfix)"
#printf "  dovecot            … %b\n" "$(svc_state dovecot)"
#printf "  mailwolt-ws        … %b\n" "$(svc_state mailwolt-ws)"
#printf "  mailwolt-queue     … %b\n" "$(svc_state mailwolt-queue)"
#printf "  mailwolt-schedule  … %b\n" "$(svc_state mailwolt-schedule)"
#
## Zertifikatskurzinfo (nur wenn vorhanden)
#show_cert_exp(){
#  local name="$1" path="$2"
#  if [ -r "$path" ]; then
#    local exp
#    exp="$(openssl x509 -in "$path" -noout -enddate 2>/dev/null | sed 's/notAfter=//')"
#    [ -n "$exp" ] && printf "${GY}%s cert:${NC} expires %s\n" "$name" "$exp"
#  fi
#}
#show_cert_exp "UI"      "/etc/ssl/ui/fullchain.pem"
#show_cert_exp "Webmail" "/etc/ssl/webmail/fullchain.pem"
#show_cert_exp "MX"      "/etc/ssl/mail/fullchain.pem"
#
#exit 0
#SH
#chmod 755 /usr/local/bin/mw-motd
#
#if [[ -d /etc/update-motd.d ]]; then
#  cat >/etc/update-motd.d/10-mailwolt <<'SH'
##!/usr/bin/env bash
#/usr/local/bin/mw-motd
#SH
#  chmod +x /etc/update-motd.d/10-mailwolt
#  [[ -f /etc/update-motd.d/50-motd-news ]] && chmod -x /etc/update-motd.d/50-motd-news || true
#else
#  cat >/etc/profile.d/10-mailwolt-motd.sh <<'SH'
#case "$-" in *i*) /usr/local/bin/mw-motd ;; esac
#SH
#fi
#: > /etc/motd 2>/dev/null || true
#
#
#
##cat >/usr/local/bin/mw-motd <<'SH'
###!/usr/bin/env bash
##set -euo pipefail
##NC="\033[0m"; CY="\033[1;36m"; GR="\033[1;32m"; YE="\033[1;33m"; RD="\033[1;31m"; GY="\033[0;90m"
##printf "\033[1;36m"
##cat <<'ASCII'
##::::    ::::      :::     ::::::::::: :::      :::       :::  ::::::::  :::    :::::::::::
##+:+:+: :+:+:+   :+: :+:       :+:     :+:      :+:       :+: :+:    :+: :+:        :+:
##+:+ +:+:+ +:+  +:+   +:+      +:+     +:+      +:+       +:+ +:+    +:+ +:+        +:+
##+#+  +:+  +#+ +#++:++#++:     +#+     +#+      +#+  +:+  +#+ +#+    +:+ +#+        +#+
##+#+       +#+ +#+     +#+     +#+     +#+      +#+ +#+#+ +#+ +#+    +#+ +#+        +#+
###+#       #+# #+#     #+#     #+#     #+#       #+#+# #+#+#  #+#    #+# #+#        #+#
#####       ### ###     ### ########### ########## ###   ###    ########  ########## ###
##ASCII
##printf "\033[0m\n"
##now="$(date '+%Y-%m-%d %H:%M:%S %Z')"
##fqdn="$(hostname -f 2>/dev/null || hostname)"
##ip_int="$(hostname -I 2>/dev/null | awk '{print $1}')"
##ip_ext=""; command -v curl >/dev/null 2>&1 && ip_ext="$(curl -s --max-time 1 https://ifconfig.me || true)"
##upt="$(uptime -p 2>/dev/null || true)"
##cores="$(nproc 2>/dev/null || echo -n '?')"
##load="$(awk '{print $1" / "$2" / "$3}' /proc/loadavg 2>/dev/null)"
##svc(){ systemctl is-active --quiet "$1" && echo -e "${GR}OK${NC}" || echo -e "${RD}FAIL${NC}"; }
##printf "${CY}Information as of:${NC} ${YE}%s${NC}\n" "$now"
##printf "${GY}FQDN   :${NC} %s\n" "$fqdn"
##if [ -n "$ip_ext" ]; then printf "${GY}IP     :${NC} %s ${GY}(ext:${NC} %s${GY})${NC}\n" "${ip_int:-?}" "$ip_ext"; else printf "${GY}IP     :${NC} %s\n" "${ip_int:-?}"; fi
##printf "${GY}Uptime :${NC} %s\n" "${upt:-?}"
##printf "${GY}Cores  :${NC} %s\n" "$cores"
##printf "${GY}Load   :${NC} %s (1/5/15)\n" "${load:-?}"
##printf "${GY}Svc    :${NC} postfix: $(svc postfix)  dovecot: $(svc dovecot)  nginx: $(svc nginx)  mariadb: $(svc mariadb)  redis: $(svc redis)\n"
##SH
##chmod +x /usr/local/bin/mw-motd
#
##cat >/usr/local/bin/mw-motd <<'SH'
###!/usr/bin/env bash
### bewusst KEIN "set -e"; MOTD soll nie hart abbrechen
##set -u
##
### Farben
##NC="\033[0m"; CY="\033[1;36m"; GR="\033[1;32m"; YE="\033[1;33m"; RD="\033[1;31m"; GY="\033[0;90m"; WH="\033[1;37m"
##
### Installer-Variablen (optional)
##UI_HOST=""; WEBMAIL_HOST=""; MAIL_HOSTNAME=""; LE_EMAIL=""; PROXY_MODE=""; NPM_IP=""
##[ -r /etc/mailwolt/installer.env ] && . /etc/mailwolt/installer.env || true
### Aus .env (falls vorhanden)
##if [ -r /var/www/mailwolt/.env ]; then
##  LE_EMAIL="${LE_EMAIL:-$(grep -E '^LE_EMAIL=' /var/www/mailwolt/.env 2>/dev/null | sed 's/^LE_EMAIL=//')}"
##  PROXY_MODE="${PROXY_MODE:-$(grep -E '^PROXY_MODE=' /var/www/mailwolt/.env 2>/dev/null | sed 's/^PROXY_MODE=//')}"
##  NPM_IP="${NPM_IP:-$(grep -E '^NPM_IP=' /var/www/mailwolt/.env 2>/dev/null | sed 's/^NPM_IP=//')}"
##fi
##
### Header
##printf "${CY}"
##cat <<'ASCII'
##::::    ::::      :::     ::::::::::: :::      :::       :::  ::::::::  :::    :::::::::::
##+:+:+: :+:+:+   :+: :+:       :+:     :+:      :+:       :+: :+:    :+: :+:        :+:
##+:+ +:+:+ +:+  +:+   +:+      +:+     +:+      +:+       +:+ +:+    +:+ +:+        +:+
##+#+  +:+  +#+ +#++:++#++:     +#+     +#+      +#+  +:+  +#+ +#+    +:+ +#+        +#+
##+#+       +#+ +#+     +#+     +#+     +#+      +#+ +#+#+ +#+ +#+    +#+ +#+        +#+
###+#       #+# #+#     #+#     #+#     #+#       #+#+# #+#+#  #+#    #+# #+#        #+#
#####       ### ###     ### ########### ########## ###   ###    ########  ########## ###
##ASCII
##printf "${NC}\n"
##
### Safe-Helfer (niemals Script killen)
##grab() { eval "$1" 2>/dev/null || true; }
##line() { printf "${GY}%-7s:${NC} %s\n" "$1" "$2"; }
##
### Systemdaten
##now="$(date '+%Y-%m-%d %H:%M:%S %Z' 2>/dev/null || echo -n '-')"
##fqdn="$(hostname -f 2>/dev/null || hostname 2>/dev/null || echo -n '-')"
##ip_int="$(hostname -I 2>/dev/null | awk '{print $1}' 2>/dev/null || true)"
##ip_ext="$(curl -fsS --max-time 1 https://ifconfig.me 2>/dev/null || true)"
##upt="$(uptime -p 2>/dev/null || echo -n '-')"
##cores="$(nproc 2>/dev/null || echo -n '-')"
##load="$(awk '{print $1" / "$2" / "$3}' /proc/loadavg 2>/dev/null || echo -n '-')"
##
### RAM/SWAP (MiB)
##mem_total="$(awk '/MemTotal/ {print int($2/1024)}' /proc/meminfo 2>/dev/null || echo -n '-')"
##mem_avail="$(awk '/MemAvailable/ {print int($2/1024)}' /proc/meminfo 2>/dev/null || echo -n '0')"
##mem_used=$(( ${mem_total:-0}-${mem_avail:-0} ))
##swap_total="$(awk '/SwapTotal/ {print int($2/1024)}' /proc/meminfo 2>/dev/null || echo -n '-')"
##swap_free="$(awk '/SwapFree/  {print int($2/1024)}' /proc/meminfo 2>/dev/null || echo -n '0')"
##swap_used=$(( ${swap_total:-0}-${swap_free:-0} ))
##
### Disks
##disk_line(){ df -hP "$1" 2>/dev/null | awk 'NR==2{printf "%s/%s (%s used)", $3,$2,$5}'; }
##disk_root="$(disk_line /)"
##disk_var="$(disk_line /var)"
##
##svc_state(){
##  local unit="$1"
##  if systemctl is-active --quiet "$unit"; then
##    printf "${GR}OK${NC}"
##  else
##    printf "${RD}FAIL${NC}"
##  fi
##}
##
### Ausgabe
##printf "${CY}Information as of:${NC} ${YE}%s${NC}\n" "$now"
##line "FQDN"   "$fqdn"
##if [ -n "$ip_ext" ]; then
##  printf "${GY}%-7s:${NC} %s ${GY}(ext:${NC} %s${GY})${NC}\n" "IP" "${ip_int:--}" "$ip_ext"
##else
##  line "IP" "${ip_int:--}"
##fi
##line "Uptime" "$upt"
##printf "${GY}%-7s:${NC} %s cores, load %s (1/5/15)\n" "CPU" "$cores" "$load"
##printf "${GY}%-7s:${NC} %s MiB used / %s MiB total\n" "RAM" "$mem_used" "$mem_total"
##printf "${GY}%-7s:${NC} %s MiB used / %s MiB total\n" "SWAP" "$swap_used" "$swap_total"
##line "Disk /"   "${disk_root:-'-'}"
##line "Disk/var" "${disk_var:-'-'}"
##
### App/Installer Infos
##[ -n "${LE_EMAIL:-}" ]     && line "LE Mail" "$LE_EMAIL"
##[ -n "${UI_HOST:-}" ]      && line "UI"      "$UI_HOST"
##[ -n "${WEBMAIL_HOST:-}" ] && line "Webmail" "$WEBMAIL_HOST"
##[ -n "${MAIL_HOSTNAME:-}" ]&& line "MX"      "$MAIL_HOSTNAME"
##if [ -n "${PROXY_MODE:-}" ]; then
##  if [ "$PROXY_MODE" = "1" ]; then
##    line "Proxy" "ja (NPM: ${NPM_IP:-unbekannt})"
##  elif [ "$PROXY_MODE" = "dev" ]; then
##    line "Proxy" "Entwicklungsmodus"
##  else
##    line "Proxy" "nein"
##  fi
##fi
##
### Services
##printf "${WH}\nServices:${NC}\n"
##printf "  nginx              … %b\n" "$(svc_state nginx)"
##printf "  mariadb            … %b\n" "$(svc_state mariadb)"
##printf "  redis-server       … %b\n" "$(svc_state redis-server)"
##printf "  postfix            … %b\n" "$(svc_state postfix)"
##printf "  dovecot            … %b\n" "$(svc_state dovecot)"
##printf "  mailwolt-ws        … %b\n" "$(svc_state mailwolt-ws)"
##printf "  mailwolt-queue     … %b\n" "$(svc_state mailwolt-queue)"
##printf "  mailwolt-schedule  … %b\n" "$(svc_state mailwolt-schedule)"
##
### Zertifikatskurzinfo (nur wenn vorhanden)
##show_cert_exp(){
##  local name="$1" path="$2"
##  if [ -r "$path" ]; then
##    local exp
##    exp="$(openssl x509 -in "$path" -noout -enddate 2>/dev/null | sed 's/notAfter=//')"
##    [ -n "$exp" ] && printf "${GY}%s cert:${NC} expires %s\n" "$name" "$exp"
##  fi
##}
##show_cert_exp "UI"      "/etc/ssl/ui/fullchain.pem"
##show_cert_exp "Webmail" "/etc/ssl/webmail/fullchain.pem"
##show_cert_exp "MX"      "/etc/ssl/mail/fullchain.pem"
##
##exit 0
##SH
##chmod 755 /usr/local/bin/mw-motd