Добавить server-stats.sh

server-stats.sh

@@ -0,0 +1,111 @@
+#!/usr/bin/env bash
+
+set -euo pipefail
+if [[ "${TRACE-0}" == "1" ]]; then
+  set -o xtrace
+fi
+
+# Colors
+color_reset="\033[0m"
+color_red="\033[0;31m"
+color_green="\033[0;32m"
+color_yellow="\033[0;33m"
+color_bright_black="\033[1;30m"
+
+# Help message
+print_help() {
+  echo "Usage: ./server-stats.sh [OPTIONS...]"
+  echo "  -h  --help  Print help"
+}
+
+# Early argument parsing
+case "${1:-}" in
+"-h" | "--help")
+  print_help
+  exit 0
+  ;;
+"")
+  # do script below
+  ;;
+*)
+  echo -e "${color_red}unrecognized option: ${1}${color_reset}" >&2
+  echo "" >&2
+  print_help >&2
+  exit 1
+  ;;
+esac
+
+# System stats
+cpu_total=$(LC_ALL=C top -bn1 | awk '/Cpu\(s\)/ {printf "%.0f", 100 - $8}')
+read -r ram_total ram_used <<<"$(free --mebi | awk '/Mem:/ {print $2, $3}')"
+ram_percentage=$(awk "BEGIN {printf \"%d\", ($ram_used/$ram_total)*100}")
+read -r disk_total disk_used disk_percentage <<<"$(LC_ALL=C df --human-readable / | awk 'NR==2{print $2, $3, $5}')"
+disk_percentage="${disk_percentage%\%}"
+
+# Tops
+top_cpu=$(ps -e --format comm --sort=-%cpu | head -6 | tail -5)
+top_ram=$(ps -e --format comm --sort=-%mem | head -6 | tail -5)
+
+# System info
+os_version=$(grep '^PRETTY_NAME=' /etc/os-release | cut -d= -f2 | tr -d '"')
+uptime=$(uptime --pretty)
+load_avg=$(uptime | awk -F'load average:' '{print $2}' | sed 's/^ //')
+users_logged_in=$(who | awk '{print $1}' | sort -u | paste -sd ", ")
+
+### Failed login attempts
+# if [ -f /var/log/auth.log ]; then
+#   failed_logins=$(grep -ci "Failed password" /var/log/auth.log)
+#   last_failed=$(grep -i "Failed password" /var/log/auth.log | tail -3 | sed 's/^/      /')
+# elif [ -f /var/log/secure ]; then
+#   failed_logins=$(grep -ci "Failed password" /var/log/secure)
+#   last_failed=$(grep -i "Failed password" /var/log/secure | tail -3 | sed 's/^/      /')
+# else
+#   failed_logins="N/A"
+#   last_failed="Log file not found"
+# fi
+
+# Conditional display
+if ((cpu_total > 85)); then
+  cpu_color=$color_red
+elif ((cpu_total > 70)); then
+  cpu_color=$color_yellow
+else
+  cpu_color=$color_green
+fi
+
+if ((ram_percentage > 85)); then
+  ram_color=$color_red
+elif ((ram_percentage > 70)); then
+  ram_color=$color_yellow
+else
+  ram_color=$color_green
+fi
+
+if ((disk_percentage > 85)); then
+  disk_color=$color_red
+elif ((disk_percentage > 70)); then
+  disk_color=$color_yellow
+else
+  disk_color=$color_green
+fi
+
+# Output
+echo -e "${color_bright_black}╭───────────────── System stats ─────────────────╮${color_reset}"
+echo -e "   CPU Usage:  ${cpu_color}${cpu_total}%${color_reset}"
+echo -e "   RAM Usage:  ${ram_color}${ram_used}/${ram_total} MB (${ram_percentage}%)${color_reset}"
+echo -e "   Disk Usage: ${disk_color}${disk_used}/${disk_total} (${disk_percentage}%)${color_reset}"
+echo -e "${color_bright_black}├───────── Top 5 Processes by CPU usage ─────────┤${color_reset}"
+echo "${top_cpu}" | awk '{printf "   %d. %s\n", NR, $0}'
+echo -e "${color_bright_black}├───────── Top 5 Processes by RAM usage ─────────┤${color_reset}"
+echo "${top_ram}" | awk '{printf "   %d. %s\n", NR, $0}'
+echo -e "${color_bright_black}├────────────── System information ──────────────┤${color_reset}"
+echo "   OS Version:      ${os_version}"
+echo "   Uptime:          ${uptime}"
+echo "   Load Average:    ${load_avg}"
+echo "   Logged in Users: ${users_logged_in}"
+# echo -e "${color_bright_black}├──────────── Failed login attempts ─────────────┤${color_reset}"
+# echo "   Failed logins: ${failed_logins}"
+# echo "   Last failed:   ${last_failed}"
+echo -e "${color_bright_black}╰────────────────────────────────────────────────╯${color_reset}"
+
+exit 0