#!/bin/bash
# Script to manage vsftpd and SELinux based on time of day (Mon–Fri)
# 8:00 AM -> start vsftpd & set SELinux to permissive
# 4:00 PM -> stop vsftpd & set SELinux to enforcing
# Date Created: October 14, 2025


# Get current hour (00–23) and day of week (1=Monday, 7=Sunday)
HOUR=$(date +%H)
DAY=$(date +%u)

# Only run Monday to Friday
if [ "$DAY" -ge 6 ]; then
    echo "[$(date)] Weekend detected (Day $DAY). No action taken."
    exit 0
fi

if [ "$HOUR" -eq 0 ]; then
    echo "=== $(date) ==="
    echo "Weekday morning task: Starting vsftpd and setting SELinux to permissive..."

    # Start vsftpd if not running
    if ! systemctl is-active --quiet vsftpd; then
        systemctl start vsftpd && echo "✔ vsftpd started." || echo "⚠ Failed to start vsftpd."
    else
        echo "✔ vsftpd already running."
    fi

    # Set SELinux to permissive (runtime + permanent)
    setenforce 0
    sed -i 's/^SELINUX=.*/SELINUX=permissive/' /etc/selinux/config
    echo "✔ SELinux set to permissive."

elif [ "$HOUR" -eq 8 ]; then
    echo "=== $(date) ==="
    echo "Weekday afternoon task: Stopping vsftpd and setting SELinux to enforcing..."

    # Stop vsftpd if running
    if systemctl is-active --quiet vsftpd; then
        systemctl stop vsftpd && echo "✔ vsftpd stopped." || echo "⚠ Failed to stop vsftpd."
    else
        echo "✔ vsftpd already stopped."
    fi

    # Set SELinux to enforcing (runtime + permanent)
    setenforce 1
    sed -i 's/^SELINUX=.*/SELINUX=enforcing/' /etc/selinux/config
    echo "✔ SELinux set to enforcing."

else
    echo "[$(date)] No action required at this hour ($HOUR:00)."
fi