bash.bash_logout

#!/bin/bash
# ContainerSSH logout handler for user testing
# This script runs when a user logs out from their shell session

# ============================================================================
# Custom Logout Hooks - Add your extended functionality here
# ============================================================================
# Create log directory in persistent storage
log_dir="$HOME/.kube_logs"
mkdir -p "$log_dir"

# Log file path
log_file="$log_dir/logout.log"

# Get initial timestamp for start message
initial_utc_epoch=$(date -u +%s)
initial_kst_epoch=$((initial_utc_epoch + 32400))
initial_timestamp=$(date -d "@$initial_kst_epoch" '+%Y-%m-%d %H:%M:%S KST' 2>/dev/null) || initial_timestamp=$(date '+%Y-%m-%d %H:%M:%S')

echo "[$initial_timestamp] start logout process" >> "$log_file"

# ============================================================================
# Custom function called before logout processing
on_farewell_custom() {
    # Get timestamp inside function to ensure it's available
    local utc_epoch=$(date -u +%s)
    local kst_epoch=$((utc_epoch + 32400))
    local timestamp=$(date -d "@$kst_epoch" '+%Y-%m-%d %H:%M:%S KST' 2>/dev/null) || timestamp=$(date '+%Y-%m-%d %H:%M:%S')
    
    local pod_name=$(hostname)

    echo "[$timestamp] start farewell process" >> "$log_file"
    
    # Add timeout and better error handling for curl
    if curl -s --connect-timeout 10 --max-time 30 -X POST "http://210.94.179.19:9732/report-background" \
        -H "Content-Type: application/json" \
        -d "{\"username\": \"$USER\", \"pod_name\": \"$pod_name\"}" \
        >> "$log_file" 2>&1; then
        echo "[$timestamp] Report sent for user '$USER', pod '$pod_name'" >> "$log_file"
    else
        echo "[$timestamp] Failed to send report for user '$USER', pod '$pod_name'" >> "$log_file"
    fi

    return 0
}
# Get current timestamp in Korean time - simplified approach
utc_epoch=$(date -u +%s)
kst_epoch=$((utc_epoch + 32400))
timestamp=$(date -d "@$kst_epoch" '+%Y-%m-%d %H:%M:%S KST' 2>/dev/null) || timestamp=$(date '+%Y-%m-%d %H:%M:%S')
user=${USER:-"unknown"}
hostname=$(hostname 2>/dev/null || echo "unknown")
# Use original PID if available, otherwise current PID
actual_pid=${ORIGINAL_PID:-$$}

# Execute custom logout hook first
echo "[$timestamp] About to call on_farewell_custom" >> "$log_file"
on_farewell_custom
hook_result=$?
echo "[$timestamp] on_farewell_custom returned with code: $hook_result" >> "$log_file"

# Check if custom hook blocked the logout
if [ $hook_result -ne 0 ]; then
    echo "[$timestamp] Logout blocked by custom hook (exit code: $hook_result)" >> "$log_file"
    exit $hook_result  # This will prevent shell termination if called in blocking mode
fi

# Write logout event to log file
echo "[$timestamp] User '$user' logged out from hostname '$hostname' (PID: $actual_pid)" >> "$log_file"

# Also log environment info for debugging
echo "[$timestamp] Environment: HOME=$HOME, PWD=$PWD, SHELL=$SHELL, Monitor_PID=${ORIGINAL_PID:-'not_set'}" >> "$log_file"

# Optional: Send notification or perform cleanup tasks
# echo "[$timestamp] Cleanup completed for user '$user'" >> "$log_file"

# Ensure log file is readable
chmod 644 "$log_file"

exit 0