From e6e28986d1a12af7023dc7f015fbec8ee5ed66b1 Mon Sep 17 00:00:00 2001
From: CREATIVE_tg1 <creative_tg1@noreply.localhost>
Date: Wed, 15 Apr 2026 10:12:13 +0000
Subject: [PATCH] =?UTF-8?q?=D0=94=D0=BE=D0=B1=D0=B0=D0=B2=D0=B8=D1=82?=
 =?UTF-8?q?=D1=8C=20server/motd-info.sh?=
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---
 server/motd-info.sh | 92 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 92 insertions(+)
 create mode 100644 server/motd-info.sh

diff --git a/server/motd-info.sh b/server/motd-info.sh
new file mode 100644
index 0000000..3bdd3b2
--- /dev/null
+++ b/server/motd-info.sh
@@ -0,0 +1,92 @@
+#!/bin/bash
+
+set -e
+
+MOTD_PATH="/etc/update-motd.d/00-sysinfo"
+
+SCRIPT_CONTENT='#!/bin/bash
+
+RED="\033[0;31m"
+GREEN="\033[0;32m"
+YELLOW="\033[1;33m"
+BLUE="\033[1;34m"
+CYAN="\033[0;36m"
+RESET="\033[0m"
+
+MEM_STAT=$(free -m | awk '\''/^Mem:/{printf "%.1f/%.1f МБ", $3, $2}'\'')
+LOAD_AVG=$(cat /proc/loadavg | awk '\''{print $1 " " $2 " " $3}'\'')
+if command -v sensors &>/dev/null && sensors | grep -iP "Core|temp1" >/dev/null; then
+  CPU_TEMP=$(sensors | grep -iP "Core|temp1" | head -n1 | awk '\''{print $NF}'\'')
+elif [[ -r /sys/class/thermal/thermal_zone0/temp ]]; then
+  TEMP_RAW=$(cat /sys/class/thermal/thermal_zone0/temp)
+  CPU_TEMP=$(awk "BEGIN{printf \"%.1f°C\", $TEMP_RAW/1000}")
+else
+  CPU_TEMP="N/A"
+fi
+DISK_STAT=$(df -h / | awk '\''NR==2{printf "%s/%s (свободно/всего)", $4, $2}'\'')
+AUTHLOG=""
+if [[ -f /var/log/auth.log ]]; then
+  AUTHLOG="/var/log/auth.log"
+elif [[ -f /var/log/secure ]]; then
+  AUTHLOG="/var/log/secure"
+fi
+FAILED_IPS=""
+FAILED_LIMIT=10
+if [[ -n $AUTHLOG ]]; then
+  FAILED_IPS=$(sudo grep "Failed password" "$AUTHLOG" \
+    | awk "/from/ {print \$(NF-3)}" \
+    | sort | uniq -c | sort -nr \
+    | head -n \$FAILED_LIMIT \
+    | awk "{printf \"%s: %s\\\\n\", \$2, \$1}")
+fi
+SUCCESS_IPS=""
+SUCCESS_LIMIT=10
+if [[ -n $AUTHLOG ]]; then
+  SUCCESS_IPS=$(sudo grep "Accepted password" "$AUTHLOG" \
+    | awk "/from/ {print \$(NF-3)}" \
+    | sort | uniq -c | sort -nr \
+    | head -n \$SUCCESS_LIMIT \
+    | awk "{printf \"%s: %s\\\\n\", \$2, \$1}")
+fi
+echo -e "${BLUE}============ Состояние сервера ============${RESET}"
+echo -e "${YELLOW}ОЗУ:      ${GREEN}${MEM_STAT}${RESET}"
+echo -e "${YELLOW}Нагрузка: ${GREEN}${LOAD_AVG}${RESET} (1/5/15 мин)"
+echo -e "${YELLOW}Диск:     ${GREEN}${DISK_STAT}${RESET}"
+echo -e "${YELLOW}CPU:      ${GREEN}${CPU_TEMP}${RESET}"
+echo -e "${BLUE}--- Неудачные попытки входа (IP: попытки) ---${RESET}"
+if [[ -n "$FAILED_IPS" ]]; then
+  echo -e "${RED}${FAILED_IPS}${RESET}"
+else
+  echo "Нет неудачных попыток."
+fi
+echo -e "${BLUE}--- Успешные входы (IP: раз) ---${RESET}"
+if [[ -n "$SUCCESS_IPS" ]]; then
+  echo -e "${GREEN}${SUCCESS_IPS}${RESET}"
+else
+  echo "Нет успешных входов."
+fi
+echo -e "${BLUE}=============================================${RESET}"
+'
+
+echo
+echo "===> Установка motd-скрипта..."
+
+# Требует root, если не root - перезапусти сам себя через sudo
+if [[ "$EUID" -ne 0 ]]; then
+  echo "Требуются root-права. Запускаю через sudo..."
+  exec sudo bash "$0" "$@"
+fi
+
+# Создаём файл
+echo "$SCRIPT_CONTENT" > "$MOTD_PATH"
+chmod +x "$MOTD_PATH"
+
+echo "===> Скрипт MOTD установлен: $MOTD_PATH"
+
+echo
+echo "===> Тестовый вывод:"
+bash "$MOTD_PATH"
+echo
+echo "Если сообщение красиво выводится — всё готово!"
+echo
+echo "При входе по SSH каждый раз вы будете видеть свежий статус."
\ No newline at end of file