core: complete implementation of automation script

.gitignore

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+logs/
+*.log
+
+backups/
+*.tar.gz
+

run_all.sh

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+#!/bin/bash
+
+# Interactive menu runner for all scripts
+
+set -euo pipefail
+
+# Check for batch mode
+if [[ "${1:-}" == "--batch" ]]; then
+    LOG_FILE="logs/app.log"
+    mkdir -p "$(dirname "$LOG_FILE")"
+    log_message() {
+        echo "[$(date '+%Y-%m-%d %H:%M:%S')] $1" >> "$LOG_FILE"
+    }
+    # Run all scripts in batch
+    log_message "=== Batch Mode: Running All Scripts ==="
+    echo "Running System Check..."
+    bash scripts/system_check.sh 2>/dev/null || log_message "ERROR: system_check.sh failed"
+    echo "System Check done."
+    echo "Running User Info (skipped in batch mode)..."
+    log_message "User Info script skipped in batch mode"
+    echo "Running Process Monitor..."
+    bash scripts/process_monitor.sh 2>/dev/null || log_message "ERROR: process_monitor.sh failed"
+    echo "Process Monitor done."
+    log_message "=== Batch Mode Completed ==="
+    echo "All scripts executed in batch mode."
+    exit 0
+fi
+
+LOG_FILE="logs/app.log"
+
+mkdir -p "$(dirname "$LOG_FILE")"
+
+log_message() {
+    echo "[$(date '+%Y-%m-%d %H:%M:%S')] $1" >> "$LOG_FILE"
+}
+
+show_header() {
+    clear
+    echo "DEVOPS BASH TOOLKIT"
+    echo "Interactive Automation Menu"
+    echo ""
+}
+
+show_menu() {
+    show_header
+    echo "Select an option:"
+    echo ""
+    echo "  1) Run All Scripts"
+    echo "  2) System Check"
+    echo "  3) User Information"
+    echo "  4) File Manager"
+    echo "  5) Backup System"
+    echo "  6) Process Monitor"
+    echo "  7) View Logs"
+    echo "  8) Exit"
+    echo ""
+}
+
+run_user_info() {
+    log_message "Executing: User Info Script"
+    echo ""
+    echo "=== User Information Script ==="
+
+    if [[ -x "scripts/user_info.sh" ]]; then
+        bash scripts/user_info.sh
+    else
+        echo "Error: scripts/user_info.sh not found or not executable"
+        log_message "ERROR: scripts/user_info.sh not executable"
+    fi
+
+    echo ""
+    read -p "Press Enter to continue..."
+}
+
+run_system_check() {
+    log_message "Executing: System Check Script"
+    echo ""
+    echo "=== System Check Report ==="
+
+    if [[ -x "scripts/system_check.sh" ]]; then
+        bash scripts/system_check.sh
+    else
+        echo "Error: scripts/system_check.sh not found or not executable"
+        log_message "ERROR: scripts/system_check.sh not executable"
+    fi
+
+    echo ""
+    read -p "Press Enter to continue..."
+}
+
+run_file_manager() {
+    log_message "Executing: File Manager Script"
+    echo ""
+    echo "=== File Manager ==="
+
+    if [[ -x "scripts/file_manager.sh" ]]; then
+        read -p "Enter file manager command (e.g., list, create file.txt): " -r cmd
+        bash scripts/file_manager.sh $cmd
+    else
+        echo "Error: scripts/file_manager.sh not found or not executable"
+        log_message "ERROR: scripts/file_manager.sh not executable"
+    fi
+
+    echo ""
+    read -p "Press Enter to continue..."
+}
+
+run_backup() {
+    log_message "Executing: Backup Script"
+    echo ""
+    echo "=== Backup System ==="
+
+    if [[ -x "scripts/backup.sh" ]]; then
+        read -p "Enter directory to backup (e.g., .): " -r dir
+        bash scripts/backup.sh "$dir"
+    else
+        echo "Error: scripts/backup.sh not found or not executable"
+        log_message "ERROR: scripts/backup.sh not executable"
+    fi
+
+    echo ""
+    read -p "Press Enter to continue..."
+}
+
+
+run_process_monitor() {
+    log_message "Executing: Process Monitor Script"
+    echo ""
+    echo "=== Process Monitor ==="
+
+    if [[ -x "scripts/process_monitor.sh" ]]; then
+        read -p "Enter process name to monitor (leave blank for all): " -r process
+        if [[ -z "$process" ]]; then
+            bash scripts/process_monitor.sh
+        else
+            bash scripts/process_monitor.sh "$process"
+        fi
+    else
+        echo "Error: scripts/process_monitor.sh not found or not executable"
+        log_message "ERROR: scripts/process_monitor.sh not executable"
+    fi
+
+    echo ""
+    read -p "Press Enter to continue..."
+}
+
+run_all_scripts() {
+    log_message "Executing: All Scripts"
+
+    echo ""
+    echo "Running all scripts in sequence..."
+    echo ""
+
+    echo "Running System Check..."
+    bash scripts/system_check.sh 2>/dev/null || log_message "ERROR: system_check.sh failed"
+    echo ""
+
+    echo "Running User Info (skipped - requires user input)..."
+    log_message "User Info script skipped in batch mode"
+    echo ""
+
+    echo "Running Process Monitor (all services)..."
+    bash scripts/process_monitor.sh 2>/dev/null || log_message "ERROR: process_monitor.sh failed"
+    echo ""
+
+    log_message "All scripts executed"
+    read -p "Press Enter to continue..."
+}
+
+view_logs() {
+    show_header
+    echo "=== Application Log ==="
+    echo ""
+
+    if [[ -f "$LOG_FILE" ]]; then
+        tail -n 30 "$LOG_FILE"
+    else
+        echo "No logs found yet"
+    fi
+
+    echo ""
+    read -p "Press Enter to continue..."
+}
+
+log_message "=== Application Started ==="
+
+while true; do
+    show_menu
+    read -p "Enter your choice [1-8]: " -r choice
+
+    case "$choice" in
+        1)
+            run_all_scripts
+            ;;
+        2)
+            run_system_check
+            ;;
+        3)
+            run_user_info
+            ;;
+        4)
+            run_file_manager
+            ;;
+        5)
+            run_backup
+            ;;
+        6)
+            run_process_monitor
+            ;;
+        7)
+            view_logs
+            ;;
+        8)
+            log_message "=== Application Terminated ==="
+            echo "Exiting... Goodbye!"
+            exit 0
+            ;;
+        *)
+            echo "Invalid choice. Please try again."
+            read -p "Press Enter to continue..."
+            ;;
+    esac
+done
+
+exit 0

scripts/backup.sh

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+#!/bin/bash
+
+# Backup management
+
+set -euo pipefail
+
+LOG_FILE="logs/backup.log"
+BACKUP_DIR="backups"
+MAX_BACKUPS=5
+
+mkdir -p "$(dirname "$LOG_FILE")"
+mkdir -p "$BACKUP_DIR"
+
+log_message() {
+    echo "[$(date '+%Y-%m-%d %H:%M:%S')] $1" | tee -a "$LOG_FILE"
+}
+
+show_usage() {
+    echo "Usage: $0 <directory_to_backup>"
+    echo ""
+    echo "Example:"
+    echo "  $0 /home/user/documents"
+    echo ""
+    echo "Options:"
+    echo "  Backups are stored in: $BACKUP_DIR/"
+    echo "  Latest 5 backups are kept, older ones are deleted"
+    echo ""
+}
+
+# Check if directory argument is provided
+if [[ $# -lt 1 ]]; then
+    echo "Error: No directory specified"
+    show_usage
+    exit 1
+fi
+
+SOURCE_DIR="$1"
+
+# Validate directory exists
+if [[ ! -d "$SOURCE_DIR" ]]; then
+    log_message "ERROR: Directory does not exist: $SOURCE_DIR"
+    echo "Error: Directory '$SOURCE_DIR' does not exist."
+    exit 1
+fi
+
+log_message "=== Backup Process Started ==="
+log_message "Source Directory: $SOURCE_DIR"
+
+# Create backup with timestamp
+TIMESTAMP=$(date '+%Y%m%d_%H%M%S')
+BACKUP_FILENAME="backup_${TIMESTAMP}.tar.gz"
+BACKUP_PATH="${BACKUP_DIR}/${BACKUP_FILENAME}"
+
+
+DIR_NAME=$(basename "$SOURCE_DIR")
+
+echo "Creating backup of: $SOURCE_DIR"
+echo "Backup file: $BACKUP_FILENAME"
+
+# Create the compressed backup
+if tar -czf "$BACKUP_PATH" -C "$(dirname "$SOURCE_DIR")" "$(basename "$SOURCE_DIR")" 2>/dev/null; then
+    BACKUP_SIZE=$(du -h "$BACKUP_PATH" | cut -f1)
+    log_message "SUCCESS: Backup created - $BACKUP_FILENAME ($BACKUP_SIZE)"
+    echo "✓ Backup created successfully: $BACKUP_FILENAME ($BACKUP_SIZE)"
+else
+    log_message "ERROR: Failed to create backup"
+    echo "Error: Failed to create backup"
+    exit 1
+fi
+
+log_message "--- Backup Rotation ---"
+
+
+BACKUP_COUNT=$(ls -1 "$BACKUP_DIR"/backup_*.tar.gz 2>/dev/null | wc -l)
+log_message "Total backups available: $BACKUP_COUNT"
+
+if [[ $BACKUP_COUNT -gt $MAX_BACKUPS ]]; then
+    echo "Rotating backups (keeping last $MAX_BACKUPS)..."
+
+    # Remove oldest backups
+    ls -t "$BACKUP_DIR"/backup_*.tar.gz 2>/dev/null | tail -n "+$((MAX_BACKUPS + 1))" | while read -r old_backup; do
+        log_message "DELETED (rotation): $(basename "$old_backup")"
+        rm -f "$old_backup"
+        echo "  Removed: $(basename "$old_backup")"
+    done
+fi
+
+log_message "--- Current Backups ---"
+echo ""
+echo "Current backups in $BACKUP_DIR:"
+ls -lh "$BACKUP_DIR"/backup_*.tar.gz 2>/dev/null | awk '{print "  " $9 " (" $5 ")"}'
+
+log_message "=== Backup Process Completed ==="
+
+exit 0