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Screen Lock Security on macOS

Implement comprehensive screen lock security policies across your MacFleet devices using AppleScript automation and advanced security configurations. This tutorial covers password enforcement, sleep security management, and enterprise-grade lock mechanisms.

Understanding macOS Screen Lock Security

macOS provides multiple layers of screen lock security:

  • Screen Saver Password - Requires password when returning from screen saver
  • Sleep Password - Requires password when waking from sleep mode
  • Immediate Lock - Sets password requirement timing to immediate
  • Security Preferences - System-level security configuration management

Basic Screen Lock Configuration

Enable Password for Screen Lock

#!/bin/bash

# Basic screen lock password enablement
enable_screen_lock_password() {
    echo "=== Enabling Screen Lock Password ==="
    
    # Enable password requirement for screen lock using AppleScript
    if osascript -e 'tell application "System Events" to set require password to wake of security preferences to true'; then
        echo "✅ Screen lock password enabled successfully"
        
        # Verify the setting
        local current_setting=$(osascript -e 'tell application "System Events" to get require password to wake of security preferences')
        if [[ "$current_setting" == "true" ]]; then
            echo "✅ Password requirement verified: enabled"
        else
            echo "⚠️  Password requirement verification failed"
        fi
    else
        echo "❌ Failed to enable screen lock password"
        return 1
    fi
}

enable_screen_lock_password

Check Current Screen Lock Status

#!/bin/bash

# Check current screen lock password status
check_screen_lock_status() {
    echo "=== Screen Lock Status Check ==="
    
    # Get current password requirement status
    local password_required=$(osascript -e 'tell application "System Events" to get require password to wake of security preferences' 2>/dev/null)
    
    if [[ "$password_required" == "true" ]]; then
        echo "✅ Screen lock password: ENABLED"
    elif [[ "$password_required" == "false" ]]; then
        echo "❌ Screen lock password: DISABLED"
    else
        echo "⚠️  Screen lock password status: UNKNOWN"
    fi
    
    # Get screen saver timeout settings
    local saver_timeout=$(defaults read com.apple.screensaver idleTime 2>/dev/null || echo "Unknown")
    echo "Screen saver timeout: $saver_timeout seconds"
    
    # Get display sleep timeout
    local display_sleep=$(pmset -g | grep displaysleep | awk '{print $2}')
    echo "Display sleep timeout: $display_sleep minutes"
    
    # Get system sleep timeout
    local system_sleep=$(pmset -g | grep sleep | grep -v displaysleep | awk '{print $2}')
    echo "System sleep timeout: $system_sleep minutes"
}

check_screen_lock_status

Advanced Security Configuration

Comprehensive Screen Lock Setup

#!/bin/bash

# Advanced screen lock security configuration
configure_advanced_screen_lock() {
    local timeout_minutes="${1:-5}"
    local grace_period="${2:-0}"
    
    echo "=== Advanced Screen Lock Configuration ==="
    echo "Timeout: $timeout_minutes minutes"
    echo "Grace period: $grace_period seconds"
    
    # Enable password requirement for screen lock
    echo "Enabling password requirement..."
    if osascript -e 'tell application "System Events" to set require password to wake of security preferences to true'; then
        echo "✅ Password requirement enabled"
    else
        echo "❌ Failed to enable password requirement"
        return 1
    fi
    
    # Set password delay (grace period)
    echo "Setting password delay..."
    if osascript -e "tell application \"System Events\" to set delay interval of security preferences to $grace_period"; then
        echo "✅ Password delay set to $grace_period seconds"
    else
        echo "⚠️  Password delay setting may have failed"
    fi
    
    # Configure screen saver timeout
    echo "Configuring screen saver timeout..."
    local timeout_seconds=$((timeout_minutes * 60))
    defaults write com.apple.screensaver idleTime -int $timeout_seconds
    
    # Enable screen saver password immediately
    defaults write com.apple.screensaver askForPassword -int 1
    defaults write com.apple.screensaver askForPasswordDelay -int $grace_period
    
    # Configure system sleep settings
    echo "Configuring power management..."
    sudo pmset -a displaysleep $timeout_minutes
    sudo pmset -a sleep $((timeout_minutes + 5))
    
    # Apply hot corners for immediate lock (optional)
    configure_hot_corners
    
    echo "✅ Advanced screen lock configuration completed"
}

# Configure hot corners for security
configure_hot_corners() {
    echo "Configuring security hot corners..."
    
    # Bottom right corner: Start screen saver
    defaults write com.apple.dock wvous-br-corner -int 5
    defaults write com.apple.dock wvous-br-modifier -int 0
    
    # Top right corner: Put display to sleep
    defaults write com.apple.dock wvous-tr-corner -int 10
    defaults write com.apple.dock wvous-tr-modifier -int 0
    
    # Restart Dock to apply changes
    killall Dock
    
    echo "✅ Hot corners configured for enhanced security"
}

# Usage: configure_advanced_screen_lock 3 0
configure_advanced_screen_lock

Security Policy Enforcement

#!/bin/bash

# Enforce enterprise security policies
enforce_security_policies() {
    echo "=== Security Policy Enforcement ==="
    
    # Disable automatic login
    echo "Disabling automatic login..."
    sudo defaults delete /Library/Preferences/com.apple.loginwindow autoLoginUser 2>/dev/null || true
    
    # Enable fast user switching menu
    echo "Configuring user switching..."
    sudo defaults write /Library/Preferences/.GlobalPreferences MultipleSessionEnabled -bool YES
    defaults write .GlobalPreferences userMenuExtraStyle -int 2
    
    # Disable guest account
    echo "Disabling guest account..."
    sudo defaults write /Library/Preferences/com.apple.loginwindow GuestEnabled -bool NO
    
    # Set login window to show name and password fields
    sudo defaults write /Library/Preferences/com.apple.loginwindow SHOWFULLNAME -bool YES
    
    # Hide admin users from login window
    sudo defaults write /Library/Preferences/com.apple.loginwindow Hide500Users -bool YES
    
    # Disable password hints
    sudo defaults write /Library/Preferences/com.apple.loginwindow RetriesUntilHint -int 0
    
    # Enable secure virtual memory
    sudo defaults write /Library/Preferences/com.apple.virtualMemory UseEncryptedSwap -bool YES
    
    echo "✅ Security policies enforced"
}

enforce_security_policies

Screen Saver and Lock Management

Screen Saver Configuration

#!/bin/bash

# Configure screen saver with security settings
configure_secure_screensaver() {
    local module_name="${1:-Flurry}"
    local timeout_minutes="${2:-5}"
    
    echo "=== Secure Screen Saver Configuration ==="
    echo "Module: $module_name"
    echo "Timeout: $timeout_minutes minutes"
    
    # Set screen saver module
    defaults -currentHost write com.apple.screensaver moduleDict -dict \
        moduleName "$module_name" \
        path "/System/Library/Screen Savers/$module_name.saver" \
        type 0
    
    # Set timeout
    local timeout_seconds=$((timeout_minutes * 60))
    defaults write com.apple.screensaver idleTime -int $timeout_seconds
    
    # Enable password immediately
    defaults write com.apple.screensaver askForPassword -int 1
    defaults write com.apple.screensaver askForPasswordDelay -int 0
    
    # Disable screen saver preview
    defaults write com.apple.screensaver showClock -bool NO
    
    # Set message on lock screen (optional)
    set_lock_screen_message
    
    echo "✅ Secure screen saver configured"
}

# Set custom lock screen message
set_lock_screen_message() {
    local message="${1:-This device is managed by MacFleet. Unauthorized access is prohibited.}"
    
    echo "Setting lock screen message..."
    defaults write /Library/Preferences/com.apple.loginwindow LoginwindowText "$message"
    
    echo "✅ Lock screen message set"
}

# Usage: configure_secure_screensaver "Flurry" 3
configure_secure_screensaver

Manual Lock Mechanisms

#!/bin/bash

# Immediate lock mechanisms
immediate_lock_functions() {
    echo "=== Immediate Lock Mechanisms ==="
    
    # Method 1: Using pmset to sleep display
    lock_display_pmset() {
        echo "Locking display using pmset..."
        pmset displaysleepnow
    }
    
    # Method 2: Using osascript to activate screen saver
    lock_screensaver() {
        echo "Activating screen saver lock..."
        osascript -e 'tell application "System Events" to start current screen saver'
    }
    
    # Method 3: Using CGSession for fast user switching
    lock_fast_user_switch() {
        echo "Switching to login window..."
        /System/Library/CoreServices/Menu\ Extras/User.menu/Contents/Resources/CGSession -suspend
    }
    
    # Method 4: Using open command with screen saver
    lock_open_screensaver() {
        echo "Opening screen saver module..."
        open -a ScreenSaverEngine
    }
    
    # Default lock method
    lock_display_pmset
}

immediate_lock_functions

Enterprise Lock Management System

#!/bin/bash

# MacFleet Enterprise Screen Lock Management System
# Comprehensive security policy enforcement and monitoring

# Configuration
SECURITY_CONFIG_FILE="/etc/macfleet/screen_lock_config.conf"
LOG_FILE="/var/log/macfleet_screen_lock.log"
STATUS_FILE="/var/log/macfleet_security_status.json"

# Default security settings
DEFAULT_SCREEN_TIMEOUT=300    # 5 minutes
DEFAULT_GRACE_PERIOD=0        # Immediate
DEFAULT_DISPLAY_SLEEP=5       # 5 minutes
DEFAULT_SYSTEM_SLEEP=10       # 10 minutes

# Logging function
log_action() {
    echo "$(date '+%Y-%m-%d %H:%M:%S') - $1" | tee -a "$LOG_FILE"
}

# Load security configuration
load_security_config() {
    if [[ -f "$SECURITY_CONFIG_FILE" ]]; then
        source "$SECURITY_CONFIG_FILE"
        log_action "Loaded security configuration from $SECURITY_CONFIG_FILE"
    else
        log_action "Using default security configuration"
    fi
}

# Apply enterprise screen lock policies
apply_enterprise_policies() {
    log_action "Applying enterprise screen lock policies"
    
    # Enable password requirement for screen lock
    log_action "Enabling screen lock password requirement"
    if osascript -e 'tell application "System Events" to set require password to wake of security preferences to true'; then
        log_action "✅ Screen lock password requirement enabled"
    else
        log_action "❌ Failed to enable screen lock password requirement"
        return 1
    fi
    
    # Set password delay
    local grace_period="${GRACE_PERIOD:-$DEFAULT_GRACE_PERIOD}"
    log_action "Setting password grace period to $grace_period seconds"
    osascript -e "tell application \"System Events\" to set delay interval of security preferences to $grace_period" 2>/dev/null
    
    # Configure screen saver settings
    local screen_timeout="${SCREEN_TIMEOUT:-$DEFAULT_SCREEN_TIMEOUT}"
    log_action "Setting screen saver timeout to $screen_timeout seconds"
    defaults write com.apple.screensaver idleTime -int $screen_timeout
    defaults write com.apple.screensaver askForPassword -int 1
    defaults write com.apple.screensaver askForPasswordDelay -int $grace_period
    
    # Configure power management
    local display_sleep="${DISPLAY_SLEEP:-$DEFAULT_DISPLAY_SLEEP}"
    local system_sleep="${SYSTEM_SLEEP:-$DEFAULT_SYSTEM_SLEEP}"
    
    log_action "Configuring power management: display=$display_sleep min, system=$system_sleep min"
    sudo pmset -a displaysleep $display_sleep
    sudo pmset -a sleep $system_sleep
    sudo pmset -a halfdim 1
    
    # Apply additional security settings
    apply_additional_security_settings
    
    log_action "screen lock policies applied successfully"
}

# Apply additional security settings
apply_additional_security_settings() {
    log_action "Applying additional security settings"
    
    # Disable automatic login
    sudo defaults delete /Library/Preferences/com.apple.loginwindow autoLoginUser 2>/dev/null || true
    
    # Disable guest account
    sudo defaults write /Library/Preferences/com.apple.loginwindow GuestEnabled -bool NO
    
    # Set login window to show name and password fields
    sudo defaults write /Library/Preferences/com.apple.loginwindow SHOWFULLNAME -bool YES
    
    # Hide admin users from login window
    sudo defaults write /Library/Preferences/com.apple.loginwindow Hide500Users -bool YES
    
    # Disable password hints
    sudo defaults write /Library/Preferences/com.apple.loginwindow RetriesUntilHint -int 0
    
    # Enable secure virtual memory
    sudo defaults write /Library/Preferences/com.apple.virtualMemory UseEncryptedSwap -bool YES
    
    # Set lock screen message if configured
    if [[ -n "${LOCK_SCREEN_MESSAGE}" ]]; then
        defaults write /Library/Preferences/com.apple.loginwindow LoginwindowText "$LOCK_SCREEN_MESSAGE"
        log_action "Set lock screen message"
    fi
    
    log_action "Additional security settings applied"
}

# Monitor screen lock compliance
monitor_screen_lock_compliance() {
    log_action "Monitoring screen lock compliance"
    
    local compliance_issues=0
    local timestamp=$(date -u +%Y-%m-%dT%H:%M:%SZ)
    
    # Check password requirement
    local password_required=$(osascript -e 'tell application "System Events" to get require password to wake of security preferences' 2>/dev/null)
    local password_compliant=false
    
    if [[ "$password_required" == "true" ]]; then
        password_compliant=true
        log_action "✅ Password requirement: compliant"
    else
        ((compliance_issues++))
        log_action "❌ Password requirement: non-compliant"
    fi
    
    # Check screen saver timeout
    local current_timeout=$(defaults read com.apple.screensaver idleTime 2>/dev/null || echo "0")
    local timeout_compliant=false
    local max_allowed_timeout="${MAX_SCREEN_TIMEOUT:-600}"  # 10 minutes default
    
    if [[ "$current_timeout" -le "$max_allowed_timeout" && "$current_timeout" -gt 0 ]]; then
        timeout_compliant=true
        log_action "✅ Screen saver timeout: compliant ($current_timeout seconds)"
    else
        ((compliance_issues++))
        log_action "❌ Screen saver timeout: non-compliant ($current_timeout seconds)"
    fi
    
    # Check password delay
    local password_delay=$(defaults read com.apple.screensaver askForPasswordDelay 2>/dev/null || echo "300")
    local delay_compliant=false
    local max_allowed_delay="${MAX_PASSWORD_DELAY:-60}"  # 1 minute default
    
    if [[ "$password_delay" -le "$max_allowed_delay" ]]; then
        delay_compliant=true
        log_action "✅ Password delay: compliant ($password_delay seconds)"
    else
        ((compliance_issues++))
        log_action "❌ Password delay: non-compliant ($password_delay seconds)"
    fi
    
    # Check guest account status
    local guest_enabled=$(sudo defaults read /Library/Preferences/com.apple.loginwindow GuestEnabled 2>/dev/null || echo "true")
    local guest_compliant=false
    
    if [[ "$guest_enabled" == "0" || "$guest_enabled" == "false" ]]; then
        guest_compliant=true
        log_action "✅ Guest account: disabled (compliant)"
    else
        ((compliance_issues++))
        log_action "❌ Guest account: enabled (non-compliant)"
    fi
    
    # Generate compliance report
    local compliance_status='{
        "timestamp": "'$timestamp'",
        "device_id": "'$(system_profiler SPHardwareDataType | grep "Hardware UUID" | awk '{print $3}')'",
        "hostname": "'$(hostname)'",
        "compliance_score": '$((4 - compliance_issues))'/4,
        "total_issues": '$compliance_issues',
        "checks": {
            "password_required": '$password_compliant',
            "timeout_compliant": '$timeout_compliant',
            "delay_compliant": '$delay_compliant',
            "guest_disabled": '$guest_compliant'
        },
        "settings": {
            "current_timeout": '$current_timeout',
            "current_delay": '$password_delay',
            "guest_account": "'$guest_enabled'"
        }
    }'
    
    # Save compliance status
    echo "$compliance_status" | jq . > "$STATUS_FILE"
    
    if [[ $compliance_issues -eq 0 ]]; then
        log_action "✅ Screen lock compliance check passed (4/4)"
    else
        log_action "⚠️  Screen lock compliance issues found: $compliance_issues/4"
    fi
    
    return $compliance_issues
}

# Auto-remediate compliance issues
auto_remediate_compliance() {
    log_action "Starting auto-remediation for compliance issues"
    
    # Check current compliance
    monitor_screen_lock_compliance
    local issues=$?
    
    if [[ $issues -eq 0 ]]; then
        log_action "No compliance issues found, skipping remediation"
        return 0
    fi
    
    log_action "Found $issues compliance issues, attempting remediation"
    
    # Re-apply enterprise policies
    apply_enterprise_policies
    
    # Wait and re-check compliance
    sleep 5
    monitor_screen_lock_compliance
    local remaining_issues=$?
    
    if [[ $remaining_issues -lt $issues ]]; then
        log_action "✅ Remediation successful: reduced issues from $issues to $remaining_issues"
    else
        log_action "⚠️  Remediation incomplete: $remaining_issues issues remain"
    fi
    
    return $remaining_issues
}

# Generate security report
generate_security_report() {
    log_action "Generating comprehensive security report"
    
    local report_file="/var/log/macfleet_security_report_$(date +%Y%m%d_%H%M%S).txt"
    
    {
        echo "MacFleet Screen Lock Security Report"
        echo "Generated: $(date)"
        echo "Device: $(hostname)"
        echo "Hardware UUID: $(system_profiler SPHardwareDataType | grep "Hardware UUID" | awk '{print $3}')"
        echo "macOS Version: $(sw_vers -productVersion)"
        echo "====================================="
        echo ""
        
        echo "Screen Lock Configuration:"
        echo "Password Required: $(osascript -e 'tell application "System Events" to get require password to wake of security preferences' 2>/dev/null || echo 'Unknown')"
        echo "Screen Saver Timeout: $(defaults read com.apple.screensaver idleTime 2>/dev/null || echo 'Not set') seconds"
        echo "Password Delay: $(defaults read com.apple.screensaver askForPasswordDelay 2>/dev/null || echo 'Not set') seconds"
        echo ""
        
        echo "Power Management Settings:"
        pmset -g | grep -E "(sleep|displaysleep|halfdim)"
        echo ""
        
        echo "Login Window Security:"
        echo "Guest Account: $(sudo defaults read /Library/Preferences/com.apple.loginwindow GuestEnabled 2>/dev/null || echo 'Unknown')"
        echo "Show Full Name: $(sudo defaults read /Library/Preferences/com.apple.loginwindow SHOWFULLNAME 2>/dev/null || echo 'Unknown')"
        echo "Hide Admin Users: $(sudo defaults read /Library/Preferences/com.apple.loginwindow Hide500Users 2>/dev/null || echo 'Unknown')"
        echo ""
        
        echo "Security Compliance Status:"
        if [[ -f "$STATUS_FILE" ]]; then
            cat "$STATUS_FILE"
        else
            echo "No compliance data available"
        fi
        
    } > "$report_file"
    
    log_action "Security report saved to: $report_file"
}

# Emergency lock function
emergency_lock() {
    log_action "Emergency lock initiated"
    
    # Method 1: Immediate display sleep
    pmset displaysleepnow
    
    # Method 2: Activate screen saver
    osascript -e 'tell application "System Events" to start current screen saver' 2>/dev/null
    
    # Method 3: Switch to login window
    /System/Library/CoreServices/Menu\ Extras/User.menu/Contents/Resources/CGSession -suspend 2>/dev/null
    
    log_action "Emergency lock completed"
}

# Main screen lock management function
main() {
    local action="${1:-apply}"
    
    log_action "=== MacFleet Screen Lock Management Started ==="
    
    case "$action" in
        "apply")
            load_security_config
            apply_enterprise_policies
            ;;
        "monitor")
            monitor_screen_lock_compliance
            ;;
        "remediate")
            auto_remediate_compliance
            ;;
        "report")
            generate_security_report
            ;;
        "lock")
            emergency_lock
            ;;
        "status")
            monitor_screen_lock_compliance
            ;;
        *)
            echo "Usage: $0 [apply|monitor|remediate|report|lock|status]"
            echo "  apply     - Apply enterprise screen lock policies (default)"
            echo "  monitor   - Monitor compliance status"
            echo "  remediate - Auto-remediate compliance issues"
            echo "  report    - Generate comprehensive security report"
            echo "  lock      - Emergency lock device immediately"
            echo "  status    - Check current compliance status"
            exit 1
            ;;
    esac
    
    log_action "=== MacFleet Screen Lock Management Completed ==="
}

# Execute main function
main "$@"

Security Configuration File

Create a configuration file for enterprise security policies:

#!/bin/bash

# Create screen lock security configuration file
create_security_config() {
    local config_dir="/etc/macfleet"
    local config_file="$config_dir/screen_lock_config.conf"
    
    # Create directory if it doesn't exist
    sudo mkdir -p "$config_dir"
    
    # Create configuration file
    sudo tee "$config_file" > /dev/null << 'EOF'
# MacFleet Screen Lock Security Configuration
# All timeout values are in seconds unless specified

# Screen saver timeout (default: 300 seconds = 5 minutes)
SCREEN_TIMEOUT=300

# Password grace period after screen lock (default: 0 = immediate)
GRACE_PERIOD=0

# Display sleep timeout in minutes (default: 5 minutes)
DISPLAY_SLEEP=5

# System sleep timeout in minutes (default: 10 minutes)
SYSTEM_SLEEP=10

# Maximum allowed screen timeout for compliance (default: 600 seconds = 10 minutes)
MAX_SCREEN_TIMEOUT=600

# Maximum allowed password delay for compliance (default: 60 seconds)
MAX_PASSWORD_DELAY=60

# Lock screen message (optional)
LOCK_SCREEN_MESSAGE="This device is managed by MacFleet. Unauthorized access is prohibited."

# Hot corners configuration (optional)
ENABLE_HOT_CORNERS=true
HOT_CORNER_BR=5    # Bottom right: Start screen saver
HOT_CORNER_TR=10   # Top right: Put display to sleep

# Security enforcement options
DISABLE_GUEST_ACCOUNT=true
DISABLE_AUTO_LOGIN=true
HIDE_ADMIN_USERS=true
DISABLE_PASSWORD_HINTS=true
ENABLE_SECURE_VM=true

# Monitoring settings
COMPLIANCE_CHECK_INTERVAL=3600  # 1 hour
AUTO_REMEDIATION=true
GENERATE_REPORTS=true
EOF

    echo "Screen lock security configuration created at: $config_file"
    echo "Please review and modify settings according to your security policies"
}

create_security_config

Integration with MacFleet Management

#!/bin/bash

# MacFleet screen lock security integration
macfleet_security_integration() {
    echo "=== MacFleet Screen Lock Security Integration ==="
    
    # Device information
    local device_id=$(system_profiler SPHardwareDataType | grep "Hardware UUID" | awk '{print $3}')
    local hostname=$(hostname)
    local macos_version=$(sw_vers -productVersion)
    
    # Get current security status
    local password_required=$(osascript -e 'tell application "System Events" to get require password to wake of security preferences' 2>/dev/null || echo "unknown")
    local screen_timeout=$(defaults read com.apple.screensaver idleTime 2>/dev/null || echo "0")
    local password_delay=$(defaults read com.apple.screensaver askForPasswordDelay 2>/dev/null || echo "unknown")
    
    # Security compliance assessment
    local compliance_score=0
    local total_checks=4
    
    [[ "$password_required" == "true" ]] && ((compliance_score++))
    [[ "$screen_timeout" -le 600 && "$screen_timeout" -gt 0 ]] && ((compliance_score++))
    [[ "$password_delay" -le 60 ]] && ((compliance_score++))
    
    local guest_disabled=$(sudo defaults read /Library/Preferences/com.apple.loginwindow GuestEnabled 2>/dev/null || echo "true")
    [[ "$guest_disabled" == "0" || "$guest_disabled" == "false" ]] && ((compliance_score++))
    
    # Report to MacFleet API
    local api_data='{
        "device_id": "'$device_id'",
        "hostname": "'$hostname'",
        "timestamp": "'$(date -u +%Y-%m-%dT%H:%M:%SZ)'",
        "macos_version": "'$macos_version'",
        "screen_lock_security": {
            "password_required": "'$password_required'",
            "screen_timeout": '$screen_timeout',
            "password_delay": "'$password_delay'",
            "guest_account_disabled": "'$guest_disabled'",
            "compliance_score": '$compliance_score'/'$total_checks'
        },
        "security_management_status": "active"
    }'
    
    echo "Screen lock security status reported to MacFleet management system"
    echo "Device ID: $device_id"
    echo "Compliance Score: $compliance_score/$total_checks"
    echo "Password Required: $password_required"
    echo "Screen Timeout: $screen_timeout seconds"
}

macfleet_security_integration

macOS Version Compatibility

Version-Specific Considerations

#!/bin/bash

# Check macOS version compatibility
check_macos_compatibility() {
    local macos_version=$(sw_vers -productVersion)
    local major_version=$(echo "$macos_version" | cut -d. -f1)
    local minor_version=$(echo "$macos_version" | cut -d. -f2)
    
    echo "=== macOS Compatibility Check ==="
    echo "Current macOS version: $macos_version"
    
    # Check if version is supported (10.12 to 12.7)
    if [[ $major_version -eq 10 && $minor_version -ge 12 ]] || [[ $major_version -ge 11 && $major_version -le 12 ]]; then
        echo "✅ macOS version is supported"
        return 0
    elif [[ $major_version -ge 13 ]]; then
        echo "⚠️  macOS version may have limited support (testing recommended)"
        return 1
    else
        echo "❌ macOS version is not supported"
        return 2
    fi
}

check_macos_compatibility

Important Security Notes

Best Practices

  • Test on pilot devices before fleet-wide deployment
  • Regular compliance monitoring to ensure policy adherence
  • Backup current settings before applying new policies
  • Document policy changes for audit and troubleshooting purposes

Security Considerations

  • Immediate password requirement provides strongest security
  • Screen saver timeout should balance security with usability
  • Guest account disabled prevents unauthorized access
  • Lock screen messages provide contact information and legal notices

Troubleshooting

  • System Preferences refresh may be required for changes to appear
  • Administrator privileges needed for system-level security settings
  • Restart may be required for some power management changes
  • Test AppleScript commands individually if issues occur

Scheduled Restart Management on macOS

Manage and automate system restarts across your MacFleet with enterprise-grade scheduling capabilities. This tutorial covers advanced restart scheduling, maintenance windows, user notifications, and fleet-wide deployment with compliance monitoring.

Understanding macOS Restart Management

Scheduled restarts are essential for:

  • 🔄 System maintenance - Clear memory, apply updates, reset system state
  • 🛡️ Security compliance - Ensure security patches are active after installation
  • ⚡ Performance optimization - Reset resource usage and eliminate memory leaks
  • 🏢 Enterprise scheduling - Coordinate maintenance across entire fleets

Basic Restart Scheduling

Simple Time-Based Restart

#!/bin/bash

# Schedule restart at specific time (24-hour format)
# Replace 0300 with desired restart time (03:00 AM)
sudo shutdown -r 0300

echo "✅ Restart scheduled for 03:00 AM"

Immediate Restart with Delay

#!/bin/bash

# Schedule restart in X minutes from now
MINUTES=30
sudo shutdown -r +$MINUTES

echo "✅ Restart scheduled in $MINUTES minutes"

Cancel Scheduled Restart

#!/bin/bash

# Cancel any pending restart
sudo shutdown -c

echo "✅ Scheduled restart cancelled"

Advanced Restart Scheduling Options

Conditional Restart with System Checks

#!/bin/bash

# Only restart if system meets specific conditions
perform_system_checks() {
    echo "🔍 Performing pre-restart system checks..."
    
    # Check system load
    local load_avg=$(uptime | awk -F'load average:' '{print $2}' | awk '{print $1}' | sed 's/,//')
    local load_threshold=2.0
    
    if (( $(echo "$load_avg > $load_threshold" | bc -l) )); then
        echo "⚠️ System load too high ($load_avg) - postponing restart"
        return 1
    fi
    
    # Check for critical processes
    local critical_processes=("backup" "sync" "deploy")
    for process in "${critical_processes[@]}"; do
        if pgrep -f "$process" > /dev/null; then
            echo "⚠️ Critical process '$process' running - postponing restart"
            return 1
        fi
    done
    
    # Check available disk space
    local available_space=$(df / | tail -1 | awk '{print $4}')
    local min_space=1048576  # 1GB in KB
    
    if [[ $available_space -lt $min_space ]]; then
        echo "⚠️ Insufficient disk space - postponing restart"
        return 1
    fi
    
    echo "✅ All system checks passed"
    return 0
}

# Schedule restart only if conditions are met
if perform_system_checks; then
    sudo shutdown -r +5
    echo "✅ Restart scheduled in 5 minutes"
else
    echo "❌ Restart postponed due to system conditions"
fi

User-Friendly Restart with Notifications

#!/bin/bash

# Enhanced restart with user notifications and grace period
graceful_restart() {
    local delay_minutes="${1:-15}"
    local restart_time="${2:-$(date -d "+$delay_minutes minutes" "+%H:%M")}"
    
    echo "🔔 Scheduling graceful restart in $delay_minutes minutes"
    
    # Send notification to logged-in users
    local logged_users=$(who | awk '{print $1}' | sort -u)
    
    for user in $logged_users; do
        sudo -u "$user" osascript -e "display notification \"System restart scheduled for $restart_time. Please save your work.\" with title \"MacFleet Maintenance\" sound name \"Glass\""
    done
    
    # Schedule the restart
    sudo shutdown -r "+$delay_minutes"
    
    echo "✅ Restart scheduled for $restart_time with user notifications sent"
}

# Execute graceful restart
graceful_restart 15

Enterprise Maintenance Windows

Weekly Maintenance Schedule

#!/bin/bash

# Schedule restart during maintenance window
schedule_maintenance_restart() {
    local day_of_week=$(date +%u)  # 1=Monday, 7=Sunday
    local current_hour=$(date +%H)
    local maintenance_day=7        # Sunday
    local maintenance_hour=03      # 3 AM
    
    # Calculate time until next maintenance window
    local days_until_maintenance=$(( (maintenance_day - day_of_week) % 7 ))
    if [[ $days_until_maintenance -eq 0 ]] && [[ $current_hour -ge $maintenance_hour ]]; then
        days_until_maintenance=7  # Next week if we've passed today's window
    fi
    
    local restart_date=$(date -d "+$days_until_maintenance days $maintenance_hour:00" "+%Y-%m-%d %H:%M")
    local restart_timestamp=$(date -d "$restart_date" "+%m%d%H%M")
    
    echo "📅 Scheduling restart for next maintenance window: $restart_date"
    
    # Use at command for precise scheduling
    echo "sudo shutdown -r now" | at "$restart_timestamp" 2>/dev/null
    
    if [[ $? -eq 0 ]]; then
        echo "✅ Restart scheduled for maintenance window: $restart_date"
    else
        # Fallback to immediate scheduling if 'at' is not available
        echo "⚠️ 'at' command not available, using immediate scheduling"
        sudo shutdown -r 0300  # 3 AM today/tomorrow
    fi
}

schedule_maintenance_restart

Business Hours Protection

#!/bin/bash

# Prevent restarts during business hours
business_hours_restart() {
    local current_hour=$(date +%H)
    local current_day=$(date +%u)  # 1=Monday, 7=Sunday
    local business_start=9
    local business_end=17
    
    # Check if it's a weekday during business hours
    if [[ $current_day -le 5 ]] && [[ $current_hour -ge $business_start ]] && [[ $current_hour -lt $business_end ]]; then
        echo "🏢 Business hours detected - scheduling restart for after hours"
        
        if [[ $current_hour -lt 12 ]]; then
            # Morning - schedule for evening
            sudo shutdown -r 1800  # 6 PM
            echo "✅ Restart scheduled for 6:00 PM (after business hours)"
        else
            # Afternoon - schedule for next day early morning
            sudo shutdown -r 0600  # 6 AM next day
            echo "✅ Restart scheduled for 6:00 AM tomorrow (before business hours)"
        fi
    else
        echo "✅ Outside business hours - safe to restart"
        sudo shutdown -r +5
        echo "✅ Restart scheduled in 5 minutes"
    fi
}

business_hours_restart

Enterprise Fleet Management Script

#!/bin/bash

# MacFleet Enterprise Restart Management System
# Advanced scheduling, monitoring, and fleet deployment

# Configuration
SCRIPT_NAME="MacFleet Restart Manager"
VERSION="3.0.0"
LOG_FILE="/var/log/macfleet_restart.log"
CONFIG_DIR="/etc/macfleet/restart"
SCHEDULE_DIR="/etc/macfleet/restart/schedules"
POLICY_DIR="/etc/macfleet/restart/policies"
AUDIT_DIR="/etc/macfleet/restart/audit"

# Create necessary directories
mkdir -p "$CONFIG_DIR" "$SCHEDULE_DIR" "$POLICY_DIR" "$AUDIT_DIR"

# Logging function
log_action() {
    local timestamp=$(date '+%Y-%m-%d %H:%M:%S')
    local message="$1"
    echo "[$timestamp] $message" | tee -a "$LOG_FILE"
}

# Audit logging for compliance
log_restart_action() {
    local action="$1"
    local schedule_type="$2"
    local restart_time="$3"
    local user=$(whoami)
    local hostname=$(hostname)
    
    local audit_entry="{
        \"timestamp\": \"$(date -u +%Y-%m-%dT%H:%M:%SZ)\",
        \"hostname\": \"$hostname\",
        \"user\": \"$user\",
        \"action\": \"$action\",
        \"schedule_type\": \"$schedule_type\",
        \"restart_time\": \"$restart_time\",
        \"script_version\": \"$VERSION\"
    }"
    
    echo "$audit_entry" >> "$AUDIT_DIR/restart_audit.json"
    log_action "Restart action: $action - $schedule_type at $restart_time"
}

# System health assessment
assess_system_health() {
    echo "🏥 Assessing system health for restart readiness..."
    
    local health_score=100
    local issues=()
    
    # Check system load
    local load_avg=$(uptime | awk -F'load average:' '{print $2}' | awk '{print $1}' | sed 's/,//')
    if (( $(echo "$load_avg > 3.0" | bc -l) )); then
        health_score=$((health_score - 20))
        issues+=("High system load: $load_avg")
    fi
    
    # Check memory usage
    local memory_pressure=$(memory_pressure | grep "System-wide memory free percentage" | awk '{print $5}' | sed 's/%//')
    if [[ $memory_pressure -lt 10 ]]; then
        health_score=$((health_score - 15))
        issues+=("Low memory: ${memory_pressure}% free")
    fi
    
    # Check disk space
    local disk_usage=$(df / | tail -1 | awk '{print $5}' | sed 's/%//')
    if [[ $disk_usage -gt 90 ]]; then
        health_score=$((health_score - 10))
        issues+=("High disk usage: ${disk_usage}%")
    fi
    
    # Check for critical processes
    local critical_procs=$(pgrep -f "(backup|sync|deploy|update)" | wc -l)
    if [[ $critical_procs -gt 0 ]]; then
        health_score=$((health_score - 25))
        issues+=("Critical processes running: $critical_procs")
    fi
    
    # Check network connectivity
    if ! ping -c 1 -W 5 8.8.8.8 >/dev/null 2>&1; then
        health_score=$((health_score - 5))
        issues+=("Network connectivity issue")
    fi
    
    # Generate health report
    local health_report="{
        \"timestamp\": \"$(date -u +%Y-%m-%dT%H:%M:%SZ)\",
        \"hostname\": \"$(hostname)\",
        \"health_score\": $health_score,
        \"issues\": [$(printf '\"%s\",' "${issues[@]}" | sed 's/,$//')]
    }"
    
    echo "$health_report" > "$AUDIT_DIR/health_assessment_$(date +%Y%m%d_%H%M%S).json"
    
    echo "📊 System health score: $health_score/100"
    if [[ ${#issues[@]} -gt 0 ]]; then
        echo "⚠️ Issues detected:"
        printf '   - %s\n' "${issues[@]}"
    fi
    
    # Return health score (0 = failure, 1 = success)
    [[ $health_score -ge 70 ]]
}

# Advanced notification system
send_restart_notifications() {
    local restart_time="$1"
    local minutes_until="$2"
    local notification_type="${3:-standard}"
    
    echo "🔔 Sending restart notifications..."
    
    # Get logged-in users
    local logged_users=$(who | awk '{print $1}' | sort -u)
    
    # Notification messages based on type
    case "$notification_type" in
        "emergency")
            local title="EMERGENCY: System Restart Required"
            local message="Critical security update requires immediate restart at $restart_time"
            local sound="Basso"
            ;;
        "maintenance")
            local title="Scheduled Maintenance"
            local message="System restart scheduled for $restart_time as part of routine maintenance"
            local sound="Glass"
            ;;
        *)
            local title="System Restart Notification"
            local message="System restart scheduled for $restart_time. Please save your work."
            local sound="Blow"
            ;;
    esac
    
    # Send notifications to each user
    for user in $logged_users; do
        if [[ -n "$user" ]]; then
            sudo -u "$user" osascript -e "display notification \"$message\" with title \"$title\" sound name \"$sound\"" 2>/dev/null
            
            # Also send terminal message if user has terminal open
            sudo -u "$user" wall "MacFleet Notice: $message" 2>/dev/null
        fi
    done
    
    log_action "Notifications sent to users: $(echo $logged_users | tr '\n' ' ')"
}

# Intelligent restart scheduling
intelligent_restart() {
    local schedule_type="$1"
    local target_time="$2"
    local force="${3:-false}"
    
    echo "🧠 Initiating intelligent restart scheduling..."
    
    # Assess system health unless forced
    if [[ "$force" != "true" ]]; then
        if ! assess_system_health; then
            echo "❌ System health check failed - restart postponed"
            log_restart_action "postponed" "$schedule_type" "$target_time"
            return 1
        fi
    fi
    
    case "$schedule_type" in
        "immediate")
            echo "⚡ Scheduling immediate restart..."
            send_restart_notifications "in 2 minutes" "2" "emergency"
            sudo shutdown -r +2
            ;;
        "maintenance")
            echo "🔧 Scheduling maintenance restart..."
            local delay_minutes=15
            local restart_time=$(date -d "+$delay_minutes minutes" "+%H:%M")
            send_restart_notifications "$restart_time" "$delay_minutes" "maintenance"
            sudo shutdown -r "+$delay_minutes"
            ;;
        "business_safe")
            schedule_business_safe_restart
            ;;
        "weekly")
            schedule_weekly_maintenance
            ;;
        "custom")
            if [[ -n "$target_time" ]]; then
                echo "🎯 Scheduling custom restart for $target_time..."
                send_restart_notifications "$target_time" "custom" "standard"
                sudo shutdown -r "$target_time"
            else
                echo "❌ Custom restart requires target time"
                return 1
            fi
            ;;
        *)
            echo "❌ Invalid schedule type: $schedule_type"
            echo "Available types: immediate, maintenance, business_safe, weekly, custom"
            return 1
            ;;
    esac
    
    log_restart_action "scheduled" "$schedule_type" "${target_time:-auto}"
    echo "✅ Restart successfully scheduled"
}

# Business-safe restart scheduling
schedule_business_safe_restart() {
    local current_hour=$(date +%H)
    local current_day=$(date +%u)
    
    if [[ $current_day -le 5 ]] && [[ $current_hour -ge 9 ]] && [[ $current_hour -lt 17 ]]; then
        echo "🏢 Business hours detected - scheduling for after hours"
        if [[ $current_hour -lt 12 ]]; then
            sudo shutdown -r 1800  # 6 PM
            send_restart_notifications "18:00" "after hours" "maintenance"
        else
            sudo shutdown -r 0600  # 6 AM next day
            send_restart_notifications "06:00 tomorrow" "early morning" "maintenance"
        fi
    else
        echo "✅ Outside business hours - safe to restart"
        send_restart_notifications "in 10 minutes" "10" "maintenance"
        sudo shutdown -r +10
    fi
}

# Weekly maintenance scheduling
schedule_weekly_maintenance() {
    local day_of_week=$(date +%u)
    local maintenance_day=7  # Sunday
    local maintenance_hour=03
    
    local days_until=$(( (maintenance_day - day_of_week) % 7 ))
    if [[ $days_until -eq 0 ]] && [[ $(date +%H) -ge $maintenance_hour ]]; then
        days_until=7
    fi
    
    local restart_date=$(date -d "+$days_until days $maintenance_hour:00" "+%Y-%m-%d %H:%M")
    
    echo "📅 Scheduling for next maintenance window: $restart_date"
    
    # Use launchd for precise scheduling (more reliable than 'at')
    create_maintenance_schedule "$restart_date"
}

# Create launchd job for maintenance scheduling
create_maintenance_schedule() {
    local restart_datetime="$1"
    local plist_name="com.macfleet.maintenance.restart"
    local plist_path="/Library/LaunchDaemons/${plist_name}.plist"
    
    # Calculate start interval from epoch
    local start_time=$(date -j -f "%Y-%m-%d %H:%M" "$restart_datetime" "+%s" 2>/dev/null)
    
    if [[ -n "$start_time" ]]; then
        cat > "$plist_path" << EOF
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
<dict>
    <key>Label</key>
    <string>$plist_name</string>
    <key>ProgramArguments</key>
    <array>
        <string>/usr/sbin/shutdown</string>
        <string>-r</string>
        <string>now</string>
    </array>
    <key>StartCalendarInterval</key>
    <dict>
        <key>Hour</key>
        <integer>3</integer>
        <key>Minute</key>
        <integer>0</integer>
        <key>Weekday</key>
        <integer>0</integer>
    </dict>
    <key>RunAtLoad</key>
    <false/>
</dict>
</plist>
EOF
        
        # Load the job
        launchctl load "$plist_path"
        echo "✅ Maintenance schedule created and loaded"
    else
        echo "❌ Failed to parse restart datetime: $restart_datetime"
        return 1
    fi
}

# Fleet deployment
deploy_restart_schedule() {
    local schedule_type="$1"
    local target_time="$2"
    local fleet_file="$CONFIG_DIR/fleet_hosts.txt"
    
    if [[ ! -f "$fleet_file" ]]; then
        echo "❌ Fleet hosts file not found: $fleet_file"
        return 1
    fi
    
    echo "🚀 Deploying restart schedule to fleet..."
    echo "Schedule Type: $schedule_type"
    echo "Target Time: ${target_time:-auto}"
    
    local success_count=0
    local total_count=0
    
    while IFS= read -r host; do
        [[ "$host" =~ ^#.*$ ]] && continue
        [[ -z "$host" ]] && continue
        
        ((total_count++))
        echo "Deploying to: $host"
        
        # Deploy and execute
        if scp "$0" "$host:/tmp/macfleet_restart.sh" >/dev/null 2>&1 && \
           ssh "$host" "chmod +x /tmp/macfleet_restart.sh && sudo /tmp/macfleet_restart.sh --schedule '$schedule_type' ${target_time:+--time '$target_time'}" >/dev/null 2>&1; then
            echo "✅ Successfully deployed to $host"
            ((success_count++))
        else
            echo "❌ Failed to deploy to $host"
        fi
        
    done < "$fleet_file"
    
    echo "📊 Fleet deployment completed: $success_count/$total_count successful"
    log_action "Fleet deployment: $success_count/$total_count hosts successful"
}

# Generate restart compliance report
generate_restart_report() {
    local report_file="$AUDIT_DIR/restart_compliance_$(date +%Y%m%d_%H%M%S).json"
    
    echo "📊 Generating restart compliance report..."
    
    # Gather system information
    local uptime_days=$(uptime | awk '{print $3}' | sed 's/,//')
    local last_restart=$(last reboot | head -1 | awk '{print $3, $4, $5, $6}')
    local pending_restart=$(sudo shutdown -q 2>&1 | grep -o "shutdown.*" || echo "none")
    
    # Check for pending updates
    local pending_updates=$(softwareupdate -l 2>/dev/null | grep -c "recommended" || echo "0")
    
    # Generate report
    local report="{
        \"report_metadata\": {
            \"generated_at\": \"$(date -u +%Y-%m-%dT%H:%M:%SZ)\",
            \"hostname\": \"$(hostname)\",
            \"script_version\": \"$VERSION\",
            \"compliance_frameworks\": [\"NIST\", \"ISO 27001\", \"SOX\", \"HIPAA\"]
        },
        \"system_status\": {
            \"uptime_days\": \"$uptime_days\",
            \"last_restart\": \"$last_restart\",
            \"pending_restart\": \"$pending_restart\",
            \"pending_updates\": $pending_updates
        },
        \"restart_history\": $(tail -10 "$LOG_FILE" 2>/dev/null | jq -R . | jq -s . || echo "[]"),
        \"compliance_score\": $(calculate_restart_compliance_score "$uptime_days" "$pending_updates")
    }"
    
    echo "$report" > "$report_file"
    echo "📋 Compliance report saved: $report_file"
    log_action "Compliance report generated: $report_file"
}

# Calculate restart compliance score
calculate_restart_compliance_score() {
    local uptime_days="$1"
    local pending_updates="$2"
    local score=100
    
    # Deduct points for extended uptime
    if [[ "$uptime_days" =~ ^[0-9]+$ ]]; then
        if [[ $uptime_days -gt 30 ]]; then
            score=$((score - 30))
        elif [[ $uptime_days -gt 14 ]]; then
            score=$((score - 15))
        elif [[ $uptime_days -gt 7 ]]; then
            score=$((score - 5))
        fi
    fi
    
    # Deduct points for pending updates
    if [[ "$pending_updates" =~ ^[0-9]+$ ]] && [[ $pending_updates -gt 0 ]]; then
        score=$((score - (pending_updates * 10)))
    fi
    
    # Ensure score is between 0 and 100
    [[ $score -lt 0 ]] && score=0
    [[ $score -gt 100 ]] && score=100
    
    echo "$score"
}

# Emergency restart capability
emergency_restart() {
    echo "🚨 EMERGENCY RESTART INITIATED"
    
    # Send immediate notifications
    send_restart_notifications "in 60 seconds" "1" "emergency"
    
    # Create emergency log entry
    log_restart_action "emergency" "immediate" "60 seconds"
    
    # Force restart with minimal delay
    sudo shutdown -r +1
    
    echo "⚠️ EMERGENCY RESTART IN 60 SECONDS"
}

# Status check
check_restart_status() {
    echo "=== MacFleet Restart Status ==="
    
    # System uptime
    echo "🕐 System Uptime: $(uptime | awk '{print $3, $4}' | sed 's/,//')"
    
    # Last restart
    echo "📅 Last Restart: $(last reboot | head -1 | awk '{print $3, $4, $5, $6}')"
    
    # Pending restart
    local pending=$(sudo shutdown -q 2>&1 | grep -o "shutdown.*" || echo "none")
    echo "⏰ Pending Restart: $pending"
    
    # System health
    if assess_system_health >/dev/null 2>&1; then
        echo "🟢 System Health: Good"
    else
        echo "🔴 System Health: Issues detected"
    fi
    
    # Pending updates
    local updates=$(softwareupdate -l 2>/dev/null | grep -c "recommended" || echo "0")
    echo "📦 Pending Updates: $updates"
}

# Display usage
show_usage() {
    cat << EOF
$SCRIPT_NAME v$VERSION

Usage: $0 [OPTION]

RESTART SCHEDULING:
    --schedule TYPE [TIME]      Schedule restart (immediate|maintenance|business_safe|weekly|custom)
    --emergency                 Emergency restart (60 second warning)
    --cancel                    Cancel pending restart
    --status                    Show current restart status

FLEET MANAGEMENT:
    --deploy-fleet TYPE [TIME]  Deploy restart schedule to entire fleet
    --generate-report          Generate compliance report

EXAMPLES:
    $0 --schedule immediate
    $0 --schedule maintenance
    $0 --schedule custom 0300
    $0 --deploy-fleet weekly
    $0 --emergency
    $0 --status

Configuration:
    $CONFIG_DIR/fleet_hosts.txt  - Fleet deployment hosts
    
Logs:
    $LOG_FILE                    - Main log file
    $AUDIT_DIR/                  - Audit and compliance logs
EOF
}

# Main function
main() {
    case "$1" in
        --schedule)
            [[ -z "$2" ]] && { echo "❌ Schedule type required"; exit 1; }
            intelligent_restart "$2" "$3"
            ;;
        --emergency)
            emergency_restart
            ;;
        --cancel)
            sudo shutdown -c 2>/dev/null && echo "✅ Restart cancelled" || echo "❌ No restart to cancel"
            ;;
        --status)
            check_restart_status
            ;;
        --deploy-fleet)
            [[ -z "$2" ]] && { echo "❌ Schedule type required for fleet deployment"; exit 1; }
            deploy_restart_schedule "$2" "$3"
            ;;
        --generate-report)
            generate_restart_report
            ;;
        --help|"")
            show_usage
            ;;
        *)
            echo "❌ Invalid option: $1"
            show_usage
            exit 1
            ;;
    esac
}

# Execute main function
main "$@"

Restart Scheduling Policies

Production Environment Policy

#!/bin/bash

# High-availability production restart policy
production_restart_policy() {
    echo "🏭 Applying production restart policy..."
    
    # Only allow restarts during designated maintenance windows
    local current_hour=$(date +%H)
    local current_day=$(date +%u)
    
    # Maintenance windows: Sundays 2-4 AM, Weekdays 2-3 AM
    local maintenance_allowed=false
    
    if [[ $current_day -eq 7 ]] && [[ $current_hour -ge 2 ]] && [[ $current_hour -lt 4 ]]; then
        maintenance_allowed=true
    elif [[ $current_day -le 5 ]] && [[ $current_hour -ge 2 ]] && [[ $current_hour -lt 3 ]]; then
        maintenance_allowed=true
    fi
    
    if [[ "$maintenance_allowed" == "true" ]]; then
        echo "✅ Within maintenance window - restart allowed"
        return 0
    else
        echo "⛔ Outside maintenance window - restart blocked"
        return 1
    fi
}

Development Environment Policy

#!/bin/bash

# Flexible development restart policy
development_restart_policy() {
    echo "💻 Applying development restart policy..."
    
    # More flexible scheduling for development
    local current_hour=$(date +%H)
    
    # Block restarts only during peak development hours (9 AM - 6 PM)
    if [[ $current_hour -ge 9 ]] && [[ $current_hour -lt 18 ]]; then
        echo "⚠️ Peak development hours - requesting confirmation"
        
        # In a real implementation, this could trigger an approval workflow
        echo "Restart will be scheduled for after hours (6 PM)"
        sudo shutdown -r 1800
        return 0
    else
        echo "✅ Outside peak hours - restart allowed"
        return 0
    fi
}

Usage Examples

Schedule Immediate Maintenance Restart

# Emergency restart with user notifications
sudo ./macfleet_restart.sh --schedule immediate

# Maintenance restart with 15-minute grace period
sudo ./macfleet_restart.sh --schedule maintenance

Business-Safe Scheduling

# Automatically avoid business hours
sudo ./macfleet_restart.sh --schedule business_safe

# Weekly maintenance window
sudo ./macfleet_restart.sh --schedule weekly

Fleet Deployment

# Deploy immediate restart to entire fleet
sudo ./macfleet_restart.sh --deploy-fleet immediate

# Deploy weekly maintenance schedule
sudo ./macfleet_restart.sh --deploy-fleet weekly

Custom Scheduling

# Schedule restart for 3:00 AM
sudo ./macfleet_restart.sh --schedule custom 0300

# Schedule restart for 6:00 PM
sudo ./macfleet_restart.sh --schedule custom 1800

Compliance and Monitoring

Restart Compliance Frameworks

NIST Cybersecurity Framework

  • 🛡️ Identify: Track system uptime and restart requirements
  • 🔒 Protect: Ensure security updates are applied via restarts
  • 🔍 Detect: Monitor for missed maintenance windows
  • 🚨 Respond: Automated restart scheduling and enforcement
  • ♻️ Recover: Emergency restart capabilities for incident response

SOX Compliance

  • 📋 Audit trails for all restart activities
  • 🔐 Access controls for restart scheduling
  • 📊 Compliance reporting with system uptime tracking

HIPAA Technical Safeguards

  • 🏥 System maintenance ensuring security patches are active
  • 📝 Audit controls with comprehensive restart logging

Monitoring Metrics

# Key metrics tracked automatically:
# - System uptime duration
# - Last restart timestamp
# - Pending software updates
# - Restart compliance score
# - Failed restart attempts
# - Maintenance window adherence

Important Security Notes

  • 🔐 Requires administrative privileges for restart scheduling
  • 📝 All restart activities are audited and logged for compliance
  • 🔔 User notifications provide grace periods for work saving
  • 🏥 System health checks prevent restarts during critical operations
  • ⏰ Business hours protection prevents disruption to productivity
  • 🚨 Emergency override available for critical security incidents

Troubleshooting

Common Issues

# Check if restart is already scheduled
sudo shutdown -q

# Cancel pending restart
sudo shutdown -c

# Check system logs for restart issues
log show --predicate 'eventMessage contains "shutdown"' --last 1d

# Verify launchd jobs
launchctl list | grep macfleet

Restart Failures

# Check for processes preventing restart
lsof +c 15 | grep COMMAND

# Force restart if system is unresponsive
sudo shutdown -r now

# Check system health before retry
./macfleet_restart.sh --status

Safari Browser Management on macOS

Manage Safari browser configurations and policies across your MacFleet devices with enterprise-grade settings deployment. This tutorial covers homepage configuration, security settings, user management, and comprehensive browser policy enforcement.

Understanding Safari Browser Management

Safari browser management on macOS involves configuring browser settings, security policies, and user preferences across enterprise devices:

Core Components

  • Homepage Configuration - Set default landing pages for users
  • Security Settings - Manage privacy, security, and content policies
  • User Preferences - Control browser behavior and features
  • Policy Enforcement - Deploy and maintain consistent browser settings
  • Fleet Management - Mass configuration across multiple devices

Enterprise Benefits

  • Standardized Browsing - Consistent user experience across devices
  • Security Compliance - Enforce security policies and restrictions
  • Productivity Control - Manage access to sites and features
  • Policy Deployment - Centralized browser configuration management
  • Audit Capabilities - Track and monitor browser usage patterns

Basic Safari Homepage Configuration

Simple Homepage Setup

#!/bin/bash

# Enhanced Safari homepage configuration
configure_safari_homepage() {
    local homepage_url="${1:-https://macfleet.io}"
    local apply_to_all_users="${2:-true}"
    
    echo "🌐 Safari Homepage Configuration"
    echo "==============================="
    echo "Homepage URL: $homepage_url"
    echo "Apply to all users: $apply_to_all_users"
    echo ""
    
    # Validate URL format
    if ! [[ "$homepage_url" =~ ^https?:// ]]; then
        echo "⚠️ Adding https:// to URL: $homepage_url"
        homepage_url="https://$homepage_url"
    fi
    
    echo "Final homepage URL: $homepage_url"
    echo ""
    
    # Kill Safari processes to ensure settings take effect
    echo "Terminating Safari processes..."
    sudo killall -9 Safari 2>/dev/null || echo "No Safari processes running"
    sleep 2
    
    if [[ "$apply_to_all_users" == "true" ]]; then
        configure_all_users_safari "$homepage_url"
    else
        configure_current_user_safari "$homepage_url"
    fi
}

# Configure Safari for all users
configure_all_users_safari() {
    local homepage="$1"
    local users_configured=0
    local users_failed=0
    
    echo "Configuring Safari for all users..."
    echo ""
    
    # Loop through each user to set homepage preferences
    for user in $(ls /Users | grep -v Shared | grep -v npsparcc | grep -v ".localized" | grep -v "Guest"); do
        echo "Processing user: $user"
        
        # Check if user home directory exists
        if [[ ! -d "/Users/$user" ]]; then
            echo "⚠️ User directory not found, skipping: $user"
            continue
        fi
        
        # Configure Safari settings
        if configure_user_safari_settings "$user" "$homepage"; then
            echo "✅ Safari configured successfully for user: $user"
            ((users_configured++))
        else
            echo "❌ Failed to configure Safari for user: $user"
            ((users_failed++))
        fi
        echo ""
    done
    
    echo "=== Configuration Summary ==="
    echo "Users configured: $users_configured"
    echo "Users failed: $users_failed"
    echo "Total processed: $((users_configured + users_failed))"
}

# Configure Safari settings for specific user
configure_user_safari_settings() {
    local user="$1"
    local homepage="$2"
    
    # Set Safari homepage
    if su - "$user" -c "defaults write com.apple.Safari HomePage '$homepage'" 2>/dev/null; then
        # Set new window behavior (0 = homepage)
        su - "$user" -c "defaults write com.apple.Safari NewWindowBehavior -int 0" 2>/dev/null
        
        # Set new tab behavior (0 = homepage)
        su - "$user" -c "defaults write com.apple.Safari NewTabBehavior -int 0" 2>/dev/null
        
        # Verify settings
        local current_homepage
        current_homepage=$(su - "$user" -c "defaults read com.apple.Safari HomePage" 2>/dev/null)
        
        if [[ "$current_homepage" == "$homepage" ]]; then
            echo "  Homepage set: $current_homepage"
            echo "  New window behavior: Homepage"
            echo "  New tab behavior: Homepage"
            return 0
        else
            echo "  ⚠️ Verification failed"
            return 1
        fi
    else
        echo "  ❌ Failed to write Safari preferences"
        return 1
    fi
}

# Configure current user only
configure_current_user_safari() {
    local homepage="$1"
    local current_user=$(whoami)
    
    echo "Configuring Safari for current user: $current_user"
    
    if configure_user_safari_settings "$current_user" "$homepage"; then
        echo "✅ Safari configured successfully for current user"
    else
        echo "❌ Failed to configure Safari for current user"
        return 1
    fi
}

# Execute basic homepage configuration
echo "Basic Safari Homepage Configuration:"
echo "===================================="
configure_safari_homepage "https://macfleet.io" true

Enterprise Safari Management System

Comprehensive Browser Configuration Manager

#!/bin/bash

# Enterprise Safari management system
enterprise_safari_manager() {
    local operation="${1:-configure}"
    local config_profile="${2:-standard}"
    local target_users="${3:-all}"
    
    echo "🏢 MacFleet Safari Enterprise Manager"
    echo "===================================="
    echo "Operation: $operation"
    echo "Profile: $config_profile"
    echo "Target users: $target_users"
    echo ""
    
    # Configuration profiles
    declare -A config_profiles
    config_profiles[standard]="https://macfleet.io:true:true:false"
    config_profiles[secure]="https://macfleet.io:true:true:true"
    config_profiles[education]="https://education.macfleet.io:true:false:true"
    config_profiles[kiosk]="https://kiosk.macfleet.io:false:false:true"
    
    case "$operation" in
        "configure")
            deploy_safari_configuration "$config_profile" "$target_users"
            ;;
        "security")
            apply_security_settings "$config_profile" "$target_users"
            ;;
        "audit")
            audit_safari_settings "$target_users"
            ;;
        "backup")
            backup_safari_settings "$target_users"
            ;;
        "restore")
            restore_safari_settings "$target_users"
            ;;
        *)
            echo "❌ Unknown operation: $operation"
            echo "Available operations: configure, security, audit, backup, restore"
            return 1
            ;;
    esac
}

# Deploy comprehensive Safari configuration
deploy_safari_configuration() {
    local profile="$1"
    local target_users="$2"
    
    echo "📋 Deploying Safari Configuration"
    echo "================================="
    
    # Parse configuration profile
    local config_string="${config_profiles[$profile]:-${config_profiles[standard]}}"
    IFS=':' read -r homepage block_popups auto_fill restrict_sites <<< "$config_string"
    
    echo "Configuration Profile: $profile"
    echo "Homepage: $homepage"
    echo "Block popups: $block_popups"
    echo "Auto-fill: $auto_fill" 
    echo "Restrict sites: $restrict_sites"
    echo ""
    
    # Get target user list
    local users_list=()
    if [[ "$target_users" == "all" ]]; then
        readarray -t users_list < <(ls /Users | grep -v Shared | grep -v npsparcc | grep -v ".localized" | grep -v "Guest")
    else
        IFS=',' read -ra users_list <<< "$target_users"
    fi
    
    local configured=0
    local failed=0
    
    # Kill Safari processes first
    echo "Terminating all Safari processes..."
    sudo killall -9 Safari 2>/dev/null || echo "No Safari processes running"
    sleep 3
    
    # Configure each user
    for user in "${users_list[@]}"; do
        if [[ -n "$user" && -d "/Users/$user" ]]; then
            echo "Configuring user: $user"
            
            if apply_user_safari_config "$user" "$homepage" "$block_popups" "$auto_fill" "$restrict_sites"; then
                echo "✅ Configuration applied successfully"
                ((configured++))
            else
                echo "❌ Configuration failed"
                ((failed++))
            fi
            echo ""
        fi
    done
    
    # Generate deployment report
    cat > "/tmp/safari_deployment_$(date +%Y%m%d_%H%M%S).log" << EOF
Safari Configuration Deployment Report
=====================================
Date: $(date)
Profile: $profile
Target: $target_users

Configuration Details:
- Homepage: $homepage
- Block popups: $block_popups
- Auto-fill: $auto_fill
- Restrict sites: $restrict_sites

Results:
- Successfully configured: $configured users
- Failed configurations: $failed users
- Total processed: $((configured + failed)) users

Deployment Status: $([[ "$failed" -eq 0 ]] && echo "SUCCESS" || echo "PARTIAL")
EOF
    
    echo "=== Deployment Summary ==="
    echo "Successfully configured: $configured users"
    echo "Failed configurations: $failed users"
    echo "Total processed: $((configured + failed)) users"
    
    if [[ "$failed" -eq 0 ]]; then
        echo "🎉 Deployment completed successfully!"
    else
        echo "⚠️ Deployment completed with some failures"
    fi
}

# Apply comprehensive Safari settings for user
apply_user_safari_config() {
    local user="$1"
    local homepage="$2"
    local block_popups="$3"
    local auto_fill="$4"
    local restrict_sites="$5"
    
    local settings_applied=0
    
    # Set homepage and window/tab behavior
    if su - "$user" -c "defaults write com.apple.Safari HomePage '$homepage'" 2>/dev/null; then
        su - "$user" -c "defaults write com.apple.Safari NewWindowBehavior -int 0" 2>/dev/null
        su - "$user" -c "defaults write com.apple.Safari NewTabBehavior -int 0" 2>/dev/null
        ((settings_applied++))
    fi
    
    # Configure popup blocking
    if [[ "$block_popups" == "true" ]]; then
        su - "$user" -c "defaults write com.apple.Safari WebKitJavaScriptCanOpenWindowsAutomatically -bool false" 2>/dev/null
        su - "$user" -c "defaults write com.apple.Safari com.apple.Safari.ContentPageGroupIdentifier.WebKit2JavaScriptCanOpenWindowsAutomatically -bool false" 2>/dev/null
        ((settings_applied++))
    fi
    
    # Configure auto-fill settings
    if [[ "$auto_fill" == "true" ]]; then
        su - "$user" -c "defaults write com.apple.Safari AutoFillFormData -bool true" 2>/dev/null
        su - "$user" -c "defaults write com.apple.Safari AutoFillPasswords -bool true" 2>/dev/null
    else
        su - "$user" -c "defaults write com.apple.Safari AutoFillFormData -bool false" 2>/dev/null
        su - "$user" -c "defaults write com.apple.Safari AutoFillPasswords -bool false" 2>/dev/null
    fi
    ((settings_applied++))
    
    # Configure security settings
    if [[ "$restrict_sites" == "true" ]]; then
        # Enable parental controls and restrictions
        su - "$user" -c "defaults write com.apple.Safari WebKitDeveloperExtrasEnabled -bool false" 2>/dev/null
        su - "$user" -c "defaults write com.apple.Safari IncludeDevelopMenu -bool false" 2>/dev/null
        su - "$user" -c "defaults write com.apple.Safari WebKitJavaEnabled -bool false" 2>/dev/null
        ((settings_applied++))
    fi
    
    # Additional security settings
    su - "$user" -c "defaults write com.apple.Safari SendDoNotTrackHTTPHeader -bool true" 2>/dev/null
    su - "$user" -c "defaults write com.apple.Safari InstallExtensionUpdatesAutomatically -bool true" 2>/dev/null
    
    return $([[ "$settings_applied" -ge 3 ]] && echo 0 || echo 1)
}

# Security-focused Safari configuration
apply_security_settings() {
    local profile="$1"
    local target_users="$2"
    
    echo "🔒 Applying Security Settings"
    echo "============================"
    echo ""
    
    # Get user list
    local users_list=()
    if [[ "$target_users" == "all" ]]; then
        readarray -t users_list < <(ls /Users | grep -v Shared | grep -v npsparcc | grep -v ".localized" | grep -v "Guest")
    else
        IFS=',' read -ra users_list <<< "$target_users"
    fi
    
    for user in "${users_list[@]}"; do
        if [[ -n "$user" && -d "/Users/$user" ]]; then
            echo "Applying security settings for user: $user"
            
            # Enhanced security settings
            su - "$user" -c "defaults write com.apple.Safari WebKitJavaScriptEnabled -bool false" 2>/dev/null
            su - "$user" -c "defaults write com.apple.Safari WebKitJavaEnabled -bool false" 2>/dev/null
            su - "$user" -c "defaults write com.apple.Safari WebKitPluginsEnabled -bool false" 2>/dev/null
            su - "$user" -c "defaults write com.apple.Safari SendDoNotTrackHTTPHeader -bool true" 2>/dev/null
            su - "$user" -c "defaults write com.apple.Safari WarnAboutFraudulentWebsites -bool true" 2>/dev/null
            su - "$user" -c "defaults write com.apple.Safari BlockStoragePolicy -int 2" 2>/dev/null
            
            echo "✅ Security settings applied"
        fi
    done
}

# Audit current Safari settings
audit_safari_settings() {
    local target_users="$1"
    local audit_file="/tmp/safari_audit_$(date +%Y%m%d_%H%M%S).json"
    
    echo "📊 Auditing Safari Settings"
    echo "==========================="
    echo ""
    
    {
        echo "{"
        echo "  \"audit_report\": {"
        echo "    \"generated\": \"$(date -u +"%Y-%m-%dT%H:%M:%SZ")\","
        echo "    \"hostname\": \"$(hostname)\","
        echo "    \"users\": ["
        
        local first_user=true
        local total_users=0
        local compliant_users=0
        
        # Get user list
        local users_list=()
        if [[ "$target_users" == "all" ]]; then
            readarray -t users_list < <(ls /Users | grep -v Shared | grep -v npsparcc | grep -v ".localized" | grep -v "Guest")
        else
            IFS=',' read -ra users_list <<< "$target_users"
        fi
        
        for user in "${users_list[@]}"; do
            if [[ -n "$user" && -d "/Users/$user" ]]; then
                if [[ "$first_user" == "false" ]]; then
                    echo ","
                fi
                
                local homepage=$(su - "$user" -c "defaults read com.apple.Safari HomePage" 2>/dev/null || echo "Not set")
                local popup_blocking=$(su - "$user" -c "defaults read com.apple.Safari WebKitJavaScriptCanOpenWindowsAutomatically" 2>/dev/null || echo "true")
                local do_not_track=$(su - "$user" -c "defaults read com.apple.Safari SendDoNotTrackHTTPHeader" 2>/dev/null || echo "false")
                
                local is_compliant="false"
                if [[ "$homepage" =~ macfleet ]] && [[ "$popup_blocking" == "false" ]] && [[ "$do_not_track" == "true" ]]; then
                    is_compliant="true"
                    ((compliant_users++))
                fi
                
                echo "      {"
                echo "        \"username\": \"$user\","
                echo "        \"homepage\": \"$homepage\","
                echo "        \"popup_blocking\": $([[ "$popup_blocking" == "false" ]] && echo "true" || echo "false"),"
                echo "        \"do_not_track\": $([[ "$do_not_track" == "true" ]] && echo "true" || echo "false"),"
                echo "        \"compliant\": $is_compliant"
                echo -n "      }"
                
                first_user=false
                ((total_users++))
            fi
        done
        
        echo ""
        echo "    ],"
        echo "    \"summary\": {"
        echo "      \"total_users\": $total_users,"
        echo "      \"compliant_users\": $compliant_users,"
        echo "      \"compliance_rate\": \"$(echo "scale=1; ($compliant_users * 100) / $total_users" | bc 2>/dev/null || echo "0")%\""
        echo "    }"
        echo "  }"
        echo "}"
    } > "$audit_file"
    
    echo "✅ Audit completed: $audit_file"
    echo ""
    echo "=== Audit Summary ==="
    echo "Total users: $total_users"
    echo "Compliant users: $compliant_users"
    
    if [[ "$total_users" -gt 0 ]]; then
        local compliance_rate=$(echo "scale=1; ($compliant_users * 100) / $total_users" | bc 2>/dev/null || echo "0")
        echo "Compliance rate: ${compliance_rate}%"
    fi
}

# Usage examples
echo "Safari Manager Examples:"
echo "==================================="
echo ""

echo "1. Deploy standard configuration:"
enterprise_safari_manager "configure" "standard" "all"
echo ""

echo "2. Apply security settings:"
enterprise_safari_manager "security" "secure" "all"
echo ""

echo "3. Audit current settings:"
enterprise_safari_manager "audit" "all"

Important Notes

Enterprise Features

  • Profile-Based Configuration - Predefined settings for different use cases
  • Mass User Management - Deploy settings across all system users
  • Security Policy Enforcement - Advanced security and privacy controls
  • Audit and Compliance - Track configuration compliance across fleet
  • Backup and Restore - Preserve and restore browser configurations

Configuration Profiles

  • Standard - Basic enterprise settings with MacFleet homepage
  • Secure - Enhanced security with restricted features
  • Education - Educational environment optimizations
  • Kiosk - Locked-down configuration for public access

Security Features

  • Popup Blocking - Prevent unwanted popup windows
  • JavaScript Control - Manage script execution permissions
  • Do Not Track - Enhanced privacy protection
  • Auto-fill Management - Control form and password auto-completion
  • Developer Tools - Restrict access to debugging features

Usage Examples

# Basic homepage setup
homepage="https://macfleet.io"
sudo killall -9 Safari
for user in $(ls /Users | grep -v Shared | grep -v npsparcc | grep -v ".localized"); do
    su - "$user" -c "defaults write com.apple.Safari HomePage $homepage"
    su - "$user" -c "defaults write com.apple.Safari NewWindowBehavior -int 0"
    su - "$user" -c "defaults write com.apple.Safari NewTabBehavior -int 0"
    echo "Set Safari homepage to $homepage for $user."
done

# Enhanced MacFleet configuration
configure_safari_homepage "https://macfleet.io" true

# Enterprise deployment
enterprise_safari_manager "configure" "secure" "all"

# Security audit
enterprise_safari_manager "audit" "all"

Rosetta 2 and Apple Silicon Compatibility Management on macOS

Manage Rosetta 2 translation layer and Apple Silicon compatibility across your MacFleet devices with enterprise-grade deployment and monitoring tools. This tutorial covers Rosetta installation, application compatibility tracking, performance monitoring, and comprehensive fleet management.

Understanding Rosetta 2 and Apple Silicon

Rosetta 2 is Apple's translation process that enables Intel-based applications to run on Apple Silicon Macs:

Core Components

  • Translation Layer - Real-time conversion of Intel x86_64 instructions to ARM64
  • Compatibility Bridge - Seamless execution of legacy applications
  • Performance Optimization - Efficient translation with minimal performance impact
  • Application Management - Control which apps use Rosetta translation
  • System Integration - Deep macOS integration for transparent operation

Enterprise Benefits

  • Legacy Application Support - Continue using Intel-based business applications
  • Seamless Migration - Smooth transition from Intel to Apple Silicon Macs
  • Performance Management - Monitor and optimize translated application performance
  • Fleet Compatibility - Ensure consistent application availability across devices
  • Cost Efficiency - Extend lifecycle of existing software investments

Basic Rosetta 2 Installation

Simple Rosetta Installation

#!/bin/bash

# Enhanced Rosetta 2 installation
install_rosetta_basic() {
    echo "🔧 Basic Rosetta 2 Installation"
    echo "==============================="
    echo ""
    
    # Determine the architecture of the macOS device
    local processor_brand=$(/usr/sbin/sysctl -n machdep.cpu.brand_string)
    echo "Processor: $processor_brand"
    
    if [[ "${processor_brand}" = *"Apple"* ]]; then
        echo "✅ Apple Silicon processor detected"
        echo "Rosetta 2 installation required for Intel app compatibility"
    else
        echo "ℹ️ Intel processor detected"
        echo "Rosetta 2 not required on Intel-based Mac"
        exit 0
    fi
    
    echo ""
    
    # Check if Rosetta is already installed
    local check_rosetta_status=$(/bin/launchctl list | /usr/bin/grep "com.apple.oahd-root-helper")
    local rosetta_folder="/Library/Apple/usr/share/rosetta"
    
    echo "Checking Rosetta 2 installation status..."
    echo "Rosetta folder: $rosetta_folder"
    echo "Rosetta service: $([[ -n "$check_rosetta_status" ]] && echo "Running" || echo "Not running")"
    
    if [[ -e "${rosetta_folder}" && "${check_rosetta_status}" != "" ]]; then
        echo "✅ Rosetta 2 is already installed and running"
        echo "Installation not required"
        exit 0
    else
        echo "⚠️ Rosetta 2 not installed or not running"
        echo "Proceeding with installation..."
    fi
    
    echo ""
    
    # Install Rosetta
    echo "Installing Rosetta 2..."
    echo "This may take a few minutes..."
    
    if /usr/sbin/softwareupdate --install-rosetta --agree-to-license; then
        echo "✅ Rosetta 2 installed successfully"
        
        # Verify installation
        sleep 3
        local verify_service=$(/bin/launchctl list | /usr/bin/grep "com.apple.oahd-root-helper")
        if [[ -n "$verify_service" ]]; then
            echo "✅ Rosetta 2 service is running"
            echo "Intel applications can now run on this Apple Silicon Mac"
        else
            echo "⚠️ Rosetta 2 installed but service verification failed"
        fi
    else
        echo "❌ Rosetta 2 installation failed"
        echo "Please check network connectivity and try again"
        exit 1
    fi
}

# Execute basic installation
install_rosetta_basic

Enhanced Rosetta Management

#!/bin/bash

# Enhanced Rosetta 2 management system
enhanced_rosetta_manager() {
    local operation="${1:-install}"
    local force_install="${2:-false}"
    local log_file="/var/log/macfleet_rosetta.log"
    
    echo "🍎 Enhanced Rosetta 2 Manager"
    echo "============================"
    echo "Operation: $operation"
    echo "Force install: $force_install"
    echo "Log file: $log_file"
    echo ""
    
    # Logging function
    log_action() {
        echo "$(date '+%Y-%m-%d %H:%M:%S') - $1" | tee -a "$log_file"
    }
    
    case "$operation" in
        "install")
            install_rosetta_enhanced "$force_install"
            ;;
        "verify")
            verify_rosetta_status
            ;;
        "monitor")
            monitor_rosetta_usage
            ;;
        "report")
            generate_compatibility_report
            ;;
        *)
            echo "❌ Unknown operation: $operation"
            echo "Available operations: install, verify, monitor, report"
            return 1
            ;;
    esac
}

# Enhanced Rosetta installation with comprehensive checks
install_rosetta_enhanced() {
    local force_install="$1"
    
    log_action "Starting Rosetta 2 installation process"
    
    # Comprehensive system information
    echo "=== System Information ==="
    local mac_model=$(system_profiler SPHardwareDataType | grep "Model Name" | awk -F': ' '{print $2}')
    local mac_chip=$(system_profiler SPHardwareDataType | grep "Chip" | awk -F': ' '{print $2}')
    local macos_version=$(sw_vers -productVersion)
    local build_version=$(sw_vers -buildVersion)
    
    echo "Mac Model: $mac_model"
    echo "Chip: $mac_chip"
    echo "macOS Version: $macos_version"
    echo "Build: $build_version"
    echo ""
    
    # Architecture detection with enhanced validation
    local processor_brand=$(/usr/sbin/sysctl -n machdep.cpu.brand_string)
    local cpu_arch=$(uname -m)
    
    echo "=== Processor Analysis ==="
    echo "CPU Brand: $processor_brand"
    echo "Architecture: $cpu_arch"
    
    # Determine if Apple Silicon
    local is_apple_silicon=false
    if [[ "${processor_brand}" = *"Apple"* ]] || [[ "$cpu_arch" == "arm64" ]]; then
        is_apple_silicon=true
        echo "✅ Apple Silicon detected"
        log_action "Apple Silicon Mac detected: $processor_brand"
    else
        echo "ℹ️ Intel processor detected"
        log_action "Intel Mac detected: $processor_brand - Rosetta not required"
        echo "Rosetta 2 is not required on Intel-based Macs"
        return 0
    fi
    
    echo ""
    
    # Check macOS compatibility
    echo "=== macOS Compatibility Check ==="
    local macos_major=$(echo "$macos_version" | cut -d. -f1)
    local macos_minor=$(echo "$macos_version" | cut -d. -f2)
    
    if [[ "$macos_major" -lt 11 ]] || [[ "$macos_major" -eq 11 && "$macos_minor" -lt 0 ]]; then
        echo "❌ macOS version $macos_version does not support Rosetta 2"
        echo "Rosetta 2 requires macOS Big Sur 11.0 or later"
        log_action "Incompatible macOS version: $macos_version"
        return 1
    else
        echo "✅ macOS $macos_version supports Rosetta 2"
    fi
    
    echo ""
    
    # Enhanced Rosetta status check
    echo "=== Rosetta 2 Status Check ==="
    local check_rosetta_status=$(/bin/launchctl list | /usr/bin/grep "com.apple.oahd-root-helper" || echo "")
    local rosetta_folder="/Library/Apple/usr/share/rosetta"
    local rosetta_binary="/Library/Apple/usr/libexec/oah/RosettaLinux/rosetta"
    
    echo "Checking Rosetta components:"
    echo "- Service status: $([[ -n "$check_rosetta_status" ]] && echo "✅ Running" || echo "❌ Not running")"
    echo "- Rosetta folder: $([[ -e "$rosetta_folder" ]] && echo "✅ Present" || echo "❌ Missing")"
    echo "- Rosetta binary: $([[ -e "$rosetta_binary" ]] && echo "✅ Present" || echo "❌ Missing")"
    
    # Check if already installed and working
    if [[ -e "${rosetta_folder}" && -n "${check_rosetta_status}" && "$force_install" != "true" ]]; then
        echo "✅ Rosetta 2 is already installed and operational"
        log_action "Rosetta 2 already installed and running"
        
        # Test Rosetta functionality
        echo ""
        echo "Testing Rosetta functionality..."
        if test_rosetta_functionality; then
            echo "✅ Rosetta 2 is working correctly"
            log_action "Rosetta 2 functionality test passed"
        else
            echo "⚠️ Rosetta 2 installed but functionality test failed"
            log_action "Rosetta 2 functionality test failed"
        fi
        
        return 0
    fi
    
    echo ""
    
    # Pre-installation checks
    echo "=== Pre-Installation Checks ==="
    
    # Check available disk space
    local available_space=$(df -h / | tail -1 | awk '{print $4}' | sed 's/G//')
    echo "Available disk space: ${available_space}GB"
    
    if [[ "${available_space%.*}" -lt 1 ]]; then
        echo "⚠️ Low disk space detected (${available_space}GB available)"
        echo "Rosetta 2 requires at least 1GB of free space"
        log_action "Installation warning: Low disk space (${available_space}GB)"
    fi
    
    # Check network connectivity
    echo "Checking network connectivity..."
    if ping -c 1 swscan.apple.com >/dev/null 2>&1; then
        echo "✅ Network connectivity to Apple servers verified"
    else
        echo "⚠️ Network connectivity issue detected"
        echo "Rosetta 2 installation requires internet connection"
        log_action "Installation warning: Network connectivity issue"
    fi
    
    echo ""
    
    # Install Rosetta 2
    echo "=== Installing Rosetta 2 ==="
    log_action "Starting Rosetta 2 installation"
    echo "Installing Rosetta 2 translation layer..."
    echo "This process may take several minutes depending on network speed..."
    
    local install_start=$(date +%s)
    
    if /usr/sbin/softwareupdate --install-rosetta --agree-to-license; then
        local install_end=$(date +%s)
        local install_duration=$((install_end - install_start))
        
        echo "✅ Rosetta 2 installation completed successfully"
        echo "Installation time: ${install_duration} seconds"
        log_action "Rosetta 2 installation successful (${install_duration}s)"
        
        # Post-installation verification
        echo ""
        echo "=== Post-Installation Verification ==="
        sleep 5  # Allow services to start
        
        # Verify service
        local verify_service=$(/bin/launchctl list | /usr/bin/grep "com.apple.oahd-root-helper" || echo "")
        if [[ -n "$verify_service" ]]; then
            echo "✅ Rosetta 2 service is running"
        else
            echo "⚠️ Rosetta 2 service not detected"
            log_action "Post-install warning: Rosetta service not running"
        fi
        
        # Verify folder structure
        if [[ -e "$rosetta_folder" ]]; then
            local folder_size=$(du -sh "$rosetta_folder" | cut -f1)
            echo "✅ Rosetta 2 folder created (Size: $folder_size)"
        else
            echo "❌ Rosetta 2 folder not found"
            log_action "Post-install error: Rosetta folder not found"
        fi
        
        # Test functionality
        echo ""
        echo "Testing Rosetta 2 functionality..."
        if test_rosetta_functionality; then
            echo "✅ Rosetta 2 is working correctly"
            echo "Intel applications can now run on this Apple Silicon Mac"
            log_action "Rosetta 2 installation and testing successful"
        else
            echo "⚠️ Rosetta 2 installed but functionality test failed"
            log_action "Rosetta 2 installed but functionality test failed"
        fi
        
    else
        echo "❌ Rosetta 2 installation failed"
        echo "Please check:"
        echo "- Network connectivity to Apple servers"
        echo "- Available disk space (minimum 1GB required)"
        echo "- macOS version compatibility"
        log_action "Rosetta 2 installation failed"
        return 1
    fi
}

# Test Rosetta functionality
test_rosetta_functionality() {
    # Try to run a simple x86_64 binary test
    if command -v arch >/dev/null 2>&1; then
        if arch -x86_64 /usr/bin/true >/dev/null 2>&1; then
            return 0
        fi
    fi
    
    # Alternative test - check if we can execute x86_64 architecture
    if /usr/bin/arch -x86_64 /bin/echo "Rosetta test" >/dev/null 2>&1; then
        return 0
    fi
    
    return 1
}

# Execute enhanced installation
echo "Enhanced Rosetta 2 Installation:"
echo "================================"
enhanced_rosetta_manager "install" false

Enterprise Rosetta Management System

Comprehensive Compatibility Manager

#!/bin/bash

# Enterprise Rosetta and compatibility management system
enterprise_compatibility_manager() {
    local operation="${1:-status}"
    local scope="${2:-system}"
    local output_format="${3:-json}"
    
    echo "🏢 MacFleet Enterprise Compatibility Manager"
    echo "==========================================="
    echo "Operation: $operation"
    echo "Scope: $scope"
    echo "Output format: $output_format"
    echo ""
    
    case "$operation" in
        "deploy")
            deploy_fleet_rosetta "$scope"
            ;;
        "audit")
            audit_compatibility_status "$scope" "$output_format"
            ;;
        "monitor")
            monitor_application_compatibility
            ;;
        "optimize")
            optimize_rosetta_performance
            ;;
        "report")
            generate_enterprise_report "$output_format"
            ;;
        *)
            echo "❌ Unknown operation: $operation"
            echo "Available operations: deploy, audit, monitor, optimize, report"
            return 1
            ;;
    esac
}

# Deploy Rosetta across fleet
deploy_fleet_rosetta() {
    local scope="$1"
    
    echo "🚀 Fleet Rosetta Deployment"
    echo "==========================="
    echo ""
    
    local deployment_id=$(openssl rand -hex 8)
    local timestamp=$(date +"%Y%m%d_%H%M%S")
    local log_file="/var/log/macfleet_rosetta_deployment_${timestamp}.log"
    
    echo "Deployment ID: $deployment_id"
    echo "Scope: $scope"
    echo "Log file: $log_file"
    echo ""
    
    # System compatibility assessment
    echo "=== System Compatibility Assessment ==="
    
    local mac_model=$(system_profiler SPHardwareDataType | grep "Model Name" | awk -F': ' '{print $2}')
    local mac_chip=$(system_profiler SPHardwareDataType | grep "Chip" | awk -F': ' '{print $2}')
    local macos_version=$(sw_vers -productVersion)
    local cpu_arch=$(uname -m)
    
    echo "System Information:"
    echo "- Model: $mac_model"
    echo "- Chip: $mac_chip"
    echo "- macOS: $macos_version"
    echo "- Architecture: $cpu_arch"
    echo ""
    
    # Pre-deployment checks
    echo "=== Pre-Deployment Checks ==="
    
    local checks_passed=0
    local checks_total=0
    
    # Check 1: Apple Silicon detection
    ((checks_total++))
    if [[ "$cpu_arch" == "arm64" ]]; then
        echo "✅ Apple Silicon detected - Rosetta deployment applicable"
        ((checks_passed++))
    else
        echo "ℹ️ Intel Mac detected - Rosetta deployment not required"
        echo "Deployment skipped for Intel-based Mac"
        return 0
    fi
    
    # Check 2: macOS version compatibility
    ((checks_total++))
    local macos_major=$(echo "$macos_version" | cut -d. -f1)
    if [[ "$macos_major" -ge 11 ]]; then
        echo "✅ macOS version compatible with Rosetta 2"
        ((checks_passed++))
    else
        echo "❌ macOS version $macos_version not compatible with Rosetta 2"
        echo "Minimum requirement: macOS Big Sur 11.0"
        return 1
    fi
    
    # Check 3: Disk space
    ((checks_total++))
    local available_space=$(df -h / | tail -1 | awk '{print $4}' | sed 's/G//')
    if [[ "${available_space%.*}" -ge 2 ]]; then
        echo "✅ Sufficient disk space available (${available_space}GB)"
        ((checks_passed++))
    else
        echo "⚠️ Limited disk space (${available_space}GB) - deployment may fail"
    fi
    
    # Check 4: Network connectivity
    ((checks_total++))
    if ping -c 1 swscan.apple.com >/dev/null 2>&1; then
        echo "✅ Network connectivity to Apple servers verified"
        ((checks_passed++))
    else
        echo "⚠️ Network connectivity issue - deployment may fail"
    fi
    
    echo ""
    echo "Pre-deployment check results: $checks_passed/$checks_total passed"
    echo ""
    
    # Deployment execution
    echo "=== Deployment Execution ==="
    
    local deployment_start=$(date +%s)
    
    {
        echo "MacFleet Rosetta Deployment Log"
        echo "==============================="
        echo "Deployment ID: $deployment_id"
        echo "Timestamp: $(date)"
        echo "Hostname: $(hostname)"
        echo "User: $(whoami)"
        echo ""
        echo "System Information:"
        echo "- Model: $mac_model"
        echo "- Chip: $mac_chip"
        echo "- macOS: $macos_version"
        echo "- Architecture: $cpu_arch"
        echo ""
    } > "$log_file"
    
    # Execute enhanced installation
    if enhanced_rosetta_manager "install" false >> "$log_file" 2>&1; then
        local deployment_end=$(date +%s)
        local deployment_duration=$((deployment_end - deployment_start))
        
        echo "✅ Rosetta 2 deployment completed successfully"
        echo "Deployment time: ${deployment_duration} seconds"
        echo "Log file: $log_file"
        
        # Post-deployment validation
        echo ""
        echo "=== Post-Deployment Validation ==="
        validate_rosetta_deployment "$deployment_id"
        
    else
        echo "❌ Rosetta 2 deployment failed"
        echo "Check log file for details: $log_file"
        return 1
    fi
}

# Validate Rosetta deployment
validate_rosetta_deployment() {
    local deployment_id="$1"
    
    local validation_tests=0
    local validation_passed=0
    
    # Test 1: Service running
    ((validation_tests++))
    if /bin/launchctl list | /usr/bin/grep "com.apple.oahd-root-helper" >/dev/null; then
        echo "✅ Rosetta service is running"
        ((validation_passed++))
    else
        echo "❌ Rosetta service not running"
    fi
    
    # Test 2: Folder structure
    ((validation_tests++))
    if [[ -e "/Library/Apple/usr/share/rosetta" ]]; then
        echo "✅ Rosetta folder structure exists"
        ((validation_passed++))
    else
        echo "❌ Rosetta folder structure missing"
    fi
    
    # Test 3: Functionality test
    ((validation_tests++))
    if test_rosetta_functionality; then
        echo "✅ Rosetta functionality test passed"
        ((validation_passed++))
    else
        echo "❌ Rosetta functionality test failed"
    fi
    
    echo ""
    echo "Validation results: $validation_passed/$validation_tests tests passed"
    
    if [[ "$validation_passed" -eq "$validation_tests" ]]; then
        echo "🎉 Deployment validation successful"
        return 0
    else
        echo "⚠️ Deployment validation incomplete"
        return 1
    fi
}

# Monitor application compatibility
monitor_application_compatibility() {
    echo "📊 Application Compatibility Monitor"
    echo "===================================="
    echo ""
    
    # Get list of installed applications
    local apps_dir="/Applications"
    local user_apps_dir="$HOME/Applications"
    
    echo "=== Scanning Installed Applications ==="
    
    local total_apps=0
    local intel_apps=0
    local universal_apps=0
    local arm_apps=0
    
    # Function to check app architecture
    check_app_architecture() {
        local app_path="$1"
        local app_name=$(basename "$app_path")
        
        if [[ -d "$app_path" ]]; then
            local executable_path="$app_path/Contents/MacOS"
            if [[ -d "$executable_path" ]]; then
                local executable=$(find "$executable_path" -type f -perm +111 | head -1)
                if [[ -n "$executable" ]]; then
                    local arch_info=$(file "$executable" 2>/dev/null | head -1)
                    
                    ((total_apps++))
                    
                    if [[ "$arch_info" =~ "x86_64" && "$arch_info" =~ "arm64" ]]; then
                        echo "🔄 $app_name - Universal (Intel + Apple Silicon)"
                        ((universal_apps++))
                    elif [[ "$arch_info" =~ "x86_64" ]]; then
                        echo "🔧 $app_name - Intel only (requires Rosetta)"
                        ((intel_apps++))
                    elif [[ "$arch_info" =~ "arm64" ]]; then
                        echo "⚡ $app_name - Apple Silicon native"
                        ((arm_apps++))
                    else
                        echo "❓ $app_name - Unknown architecture"
                    fi
                fi
            fi
        fi
    }
    
    # Scan system applications
    echo "Scanning system applications..."
    for app in "$apps_dir"/*.app; do
        check_app_architecture "$app"
    done
    
    # Scan user applications
    if [[ -d "$user_apps_dir" ]]; then
        echo ""
        echo "Scanning user applications..."
        for app in "$user_apps_dir"/*.app; do
            check_app_architecture "$app"
        done
    fi
    
    echo ""
    echo "=== Application Compatibility Summary ==="
    echo "Total applications: $total_apps"
    echo "Apple Silicon native: $arm_apps"
    echo "Universal (both architectures): $universal_apps"
    echo "Intel only (require Rosetta): $intel_apps"
    
    if [[ "$intel_apps" -gt 0 ]]; then
        echo ""
        echo "⚠️ $intel_apps Intel-only applications found"
        echo "Rosetta 2 is required for optimal compatibility"
        
        # Check if Rosetta is installed
        if /bin/launchctl list | /usr/bin/grep "com.apple.oahd-root-helper" >/dev/null; then
            echo "✅ Rosetta 2 is installed and ready"
        else
            echo "❌ Rosetta 2 not installed - Intel apps may not work"
        fi
    else
        echo "✅ All applications are Apple Silicon compatible"
    fi
}

# Generate enterprise compatibility report
generate_enterprise_report() {
    local output_format="$1"
    local report_file="/tmp/macfleet_compatibility_$(date +%Y%m%d_%H%M%S).$output_format"
    
    echo "📊 Generating Enterprise Compatibility Report"
    echo "============================================="
    echo ""
    
    # Collect system information
    local hostname=$(hostname)
    local mac_model=$(system_profiler SPHardwareDataType | grep "Model Name" | awk -F': ' '{print $2}')
    local mac_chip=$(system_profiler SPHardwareDataType | grep "Chip" | awk -F': ' '{print $2}')
    local macos_version=$(sw_vers -productVersion)
    local cpu_arch=$(uname -m)
    
    # Check Rosetta status
    local rosetta_installed=false
    local rosetta_running=false
    
    if [[ -e "/Library/Apple/usr/share/rosetta" ]]; then
        rosetta_installed=true
    fi
    
    if /bin/launchctl list | /usr/bin/grep "com.apple.oahd-root-helper" >/dev/null; then
        rosetta_running=true
    fi
    
    if [[ "$output_format" == "json" ]]; then
        {
            echo "{"
            echo "  \"compatibility_report\": {"
            echo "    \"generated\": \"$(date -u +"%Y-%m-%dT%H:%M:%SZ")\","
            echo "    \"hostname\": \"$hostname\","
            echo "    \"system_info\": {"
            echo "      \"model\": \"$mac_model\","
            echo "      \"chip\": \"$mac_chip\","
            echo "      \"macos_version\": \"$macos_version\","
            echo "      \"architecture\": \"$cpu_arch\""
            echo "    },"
            echo "    \"rosetta_status\": {"
            echo "      \"installed\": $rosetta_installed,"
            echo "      \"running\": $rosetta_running,"
            echo "      \"required\": $([[ "$cpu_arch" == "arm64" ]] && echo "true" || echo "false")"
            echo "    }"
            echo "  }"
            echo "}"
        } > "$report_file"
    else
        {
            echo "MacFleet Compatibility Report"
            echo "============================"
            echo "Generated: $(date)"
            echo "Hostname: $hostname"
            echo ""
            echo "System Information:"
            echo "- Model: $mac_model"
            echo "- Chip: $mac_chip"
            echo "- macOS Version: $macos_version"
            echo "- Architecture: $cpu_arch"
            echo ""
            echo "Rosetta 2 Status:"
            echo "- Installed: $([[ "$rosetta_installed" == "true" ]] && echo "Yes" || echo "No")"
            echo "- Running: $([[ "$rosetta_running" == "true" ]] && echo "Yes" || echo "No")"
            echo "- Required: $([[ "$cpu_arch" == "arm64" ]] && echo "Yes" || echo "No")"
        } > "$report_file"
    fi
    
    echo "✅ Report generated: $report_file"
    echo ""
    echo "=== Report Summary ==="
    echo "Hostname: $hostname"
    echo "Architecture: $cpu_arch"
    echo "Rosetta installed: $([[ "$rosetta_installed" == "true" ]] && echo "Yes" || echo "No")"
    echo "Rosetta running: $([[ "$rosetta_running" == "true" ]] && echo "Yes" || echo "No")"
}

# Usage examples
echo "Compatibility Manager Examples:"
echo "=========================================="
echo ""

echo "1. Deploy Rosetta fleet-wide:"
enterprise_compatibility_manager "deploy" "system"
echo ""

echo "2. Monitor application compatibility:"
enterprise_compatibility_manager "monitor"
echo ""

echo "3. Generate compatibility report:"
enterprise_compatibility_manager "report" "system" "json"

Important Notes

Enterprise Features

  • Fleet-Wide Deployment - Automated Rosetta installation across Apple Silicon Macs
  • Comprehensive Compatibility Checking - Deep system analysis and validation
  • Application Architecture Monitoring - Track Intel vs Apple Silicon app compatibility
  • Performance Optimization - Monitor and optimize Rosetta translation performance
  • Enterprise Reporting - Detailed compatibility reports for fleet management
  • Audit and Compliance - Track Rosetta deployment and usage across devices

Compatibility Management

  • Architecture Detection - Accurate Apple Silicon vs Intel identification
  • macOS Version Validation - Ensure Rosetta 2 compatibility requirements
  • Pre-Installation Checks - Verify disk space, network, and system requirements
  • Post-Installation Validation - Comprehensive testing after deployment
  • Application Analysis - Identify which apps require Rosetta translation

Performance Features

  • Translation Monitoring - Track Rosetta performance impact
  • Application Optimization - Recommendations for Intel app alternatives
  • Resource Usage Tracking - Monitor system resources during translation
  • Benchmark Testing - Performance comparison tools for translated apps

Usage Examples

# Basic Rosetta installation
# Determine the architecture of the macOS device
processorBrand=$(/usr/sbin/sysctl -n machdep.cpu.brand_string)
if [[ "${processorBrand}" = *"Apple"* ]]; then
    echo "Apple Processor is present."
else
    echo "Apple Processor is not present. Rosetta not required."
    exit 0
fi

# Check if Rosetta is installed
checkRosettaStatus=$(/bin/launchctl list | /usr/bin/grep "com.apple.oahd-root-helper")
RosettaFolder="/Library/Apple/usr/share/rosetta"
if [[ -e "${RosettaFolder}" && "${checkRosettaStatus}" != "" ]]; then
    echo "Rosetta Folder exists and Rosetta Service is running. Exiting..."
    exit 0
else
    echo "Rosetta Folder does not exist or Rosetta service is not running. Installing Rosetta..."
fi

# Install Rosetta
/usr/sbin/softwareupdate --install-rosetta --agree-to-license

# Enhanced MacFleet installation
install_rosetta_basic

# Enterprise deployment
enterprise_compatibility_manager "deploy" "system"

# Monitor application compatibility
enterprise_compatibility_manager "monitor"

Remote Ring and Device Location Management on macOS

Manage device location and audio alerts across your MacFleet devices with comprehensive remote ring functionality, location tracking, and enterprise device recovery solutions. This tutorial covers remote ring implementation, audio management, and fleet-wide device location services.

Understanding Remote Ring and Device Location

Remote ring functionality on macOS provides essential device location capabilities:

  • Audio Alerts - Playing sounds to help locate nearby devices
  • Device Location - Finding misplaced or lost devices in enterprise environments
  • Fleet Management - Centralized device tracking and recovery
  • Security Enhancement - Anti-theft and device recovery capabilities

Enterprise Use Cases

Remote ring and location services benefit enterprise environments:

  • Asset Recovery - Quickly locate misplaced devices in large offices
  • Security Response - Audio alerts for theft prevention and device recovery
  • Inventory Management - Track device locations during audits and transitions
  • Emergency Protocols - Locate devices during evacuations or emergencies
  • User Assistance - Help users find their devices without IT intervention

Basic Remote Ring Implementation

Simple Remote Ring Script

#!/bin/bash

# Basic remote ring implementation
basic_remote_ring() {
    local ring_count="${1:-5}"
    local sound_file="${2:-/System/Library/Sounds/Submarine.aiff}"
    
    echo "=== Basic Remote Ring ==="
    echo "Ring count: $ring_count"
    echo "Sound file: $sound_file"
    echo ""
    
    # Validate sound file exists
    if [[ ! -f "$sound_file" ]]; then
        echo "Error: Sound file not found: $sound_file"
        echo "Using default system sound..."
        sound_file="/System/Library/Sounds/Ping.aiff"
    fi
    
    # Execute remote ring
    local count=1
    while [[ $count -le $ring_count ]]; do
        echo "Playing ring $count of $ring_count"
        afplay "$sound_file"
        count=$(( count + 1 ))
        
        # Add small delay between rings for better audio separation
        sleep 1
    done
    
    echo "Remote ring completed: $ring_count rings played"
}

# Enhanced remote ring with validation
enhanced_remote_ring() {
    local ring_count="${1:-5}"
    local sound_file="${2:-/System/Library/Sounds/Submarine.aiff}"
    local volume_level="${3:-75}"
    
    echo "=== Enhanced Remote Ring ==="
    echo "Ring count: $ring_count"
    echo "Sound file: $sound_file"
    echo "Volume level: $volume_level%"
    echo ""
    
    # Set system volume
    osascript -e "set volume output volume $volume_level"
    
    # Validate parameters
    if [[ $ring_count -lt 1 || $ring_count -gt 50 ]]; then
        echo "Warning: Ring count should be between 1 and 50, using default of 5"
        ring_count=5
    fi
    
    # Play rings with enhanced feedback
    local count=1
    while [[ $count -le $ring_count ]]; do
        echo "Ring $count/$ring_count - $(date '+%H:%M:%S')"
        
        if afplay "$sound_file" 2>/dev/null; then
            echo "✓ Ring played successfully"
        else
            echo "✗ Failed to play ring"
        fi
        
        count=$(( count + 1 ))
        
        # Progressive delay (shorter for multiple rings)
        if [[ $ring_count -gt 1 ]]; then
            sleep 0.5
        fi
    done
    
    echo "Enhanced remote ring completed at $(date '+%H:%M:%S')"
}

# Usage examples
# basic_remote_ring 3
# enhanced_remote_ring 5 "/System/Library/Sounds/Glass.aiff" 80

Available System Sounds

#!/bin/bash

# List and test available system sounds
list_system_sounds() {
    echo "=== Available System Sounds ==="
    echo "Location: /System/Library/Sounds/"
    echo ""
    
    local sounds_dir="/System/Library/Sounds"
    
    if [[ -d "$sounds_dir" ]]; then
        echo "Available sound files:"
        ls -1 "$sounds_dir"/*.aiff 2>/dev/null | while read -r sound_file; do
            local sound_name=$(basename "$sound_file" .aiff)
            echo "  - $sound_name"
        done
    else
        echo "System sounds directory not found"
    fi
    
    echo ""
    echo "Popular choices for remote ring:"
    echo "  - Submarine.aiff (deep, attention-getting)"
    echo "  - Glass.aiff (clear, distinctive)"
    echo "  - Ping.aiff (sharp, noticeable)"
    echo "  - Sosumi.aiff (classic Mac sound)"
    echo "  - Purr.aiff (softer option)"
}

# Test specific sound file
test_sound_file() {
    local sound_file="$1"
    
    if [[ -z "$sound_file" ]]; then
        echo "Usage: test_sound_file <sound_file_path>"
        return 1
    fi
    
    echo "Testing sound file: $sound_file"
    
    if [[ -f "$sound_file" ]]; then
        echo "Playing test sound..."
        afplay "$sound_file"
        echo "✓ Sound test completed"
    else
        echo "✗ Sound file not found: $sound_file"
        return 1
    fi
}

# Usage
list_system_sounds

Volume and Audio Management

#!/bin/bash

# Manage system volume for remote ring
manage_system_volume() {
    local action="${1:-get}"
    local volume_level="${2:-50}"
    
    case "$action" in
        "get")
            echo "=== Current System Volume ==="
            local current_volume=$(osascript -e "output volume of (get volume settings)")
            echo "Current volume: $current_volume%"
            
            # Check if muted
            local mute_status=$(osascript -e "output muted of (get volume settings)")
            if [[ "$mute_status" == "true" ]]; then
                echo "Status: MUTED"
            else
                echo "Status: UNMUTED"
            fi
            ;;
        "set")
            echo "=== Setting System Volume ==="
            echo "Target volume: $volume_level%"
            
            # Unmute if muted
            osascript -e "set volume without output muted"
            
            # Set volume level
            osascript -e "set volume output volume $volume_level"
            
            echo "✓ Volume set to $volume_level%"
            ;;
        "mute")
            echo "=== Muting System ==="
            osascript -e "set volume with output muted"
            echo "✓ System muted"
            ;;
        "unmute")
            echo "=== Unmuting System ==="
            osascript -e "set volume without output muted"
            echo "✓ System unmuted"
            ;;
        "max")
            echo "=== Setting Maximum Volume ==="
            osascript -e "set volume without output muted"
            osascript -e "set volume output volume 100"
            echo "✓ Volume set to maximum (100%)"
            ;;
        *)
            echo "Usage: manage_system_volume [get|set|mute|unmute|max] [volume_level]"
            return 1
            ;;
    esac
}

# Emergency volume override for remote ring
emergency_volume_override() {
    echo "=== Emergency Volume Override ==="
    echo "Overriding all audio settings for maximum audibility"
    
    # Store current settings
    local current_volume=$(osascript -e "output volume of (get volume settings)")
    local current_mute=$(osascript -e "output muted of (get volume settings)")
    
    echo "Current settings saved - Volume: $current_volume%, Muted: $current_mute"
    
    # Set emergency volume
    osascript -e "set volume without output muted"
    osascript -e "set volume output volume 100"
    
    echo "✓ Emergency volume activated (100%, unmuted)"
    
    # Return function to restore settings
    echo "To restore previous settings, run:"
    echo "osascript -e \"set volume output volume $current_volume\""
    if [[ "$current_mute" == "true" ]]; then
        echo "osascript -e \"set volume with output muted\""
    fi
}

# Usage
manage_system_volume "get"

Advanced Remote Ring Features

Intelligent Remote Ring System

#!/bin/bash

# Intelligent remote ring with adaptive behavior
intelligent_remote_ring() {
    local ring_pattern="${1:-standard}"
    local duration="${2:-30}"
    local priority_level="${3:-normal}"
    
    echo "=== Intelligent Remote Ring System ==="
    echo "Pattern: $ring_pattern"
    echo "Duration: ${duration}s"
    echo "Priority: $priority_level"
    echo ""
    
    # Set volume based on priority
    case "$priority_level" in
        "low")
            local volume=40
            local sound="/System/Library/Sounds/Purr.aiff"
            ;;
        "normal")
            local volume=70
            local sound="/System/Library/Sounds/Submarine.aiff"
            ;;
        "high")
            local volume=85
            local sound="/System/Library/Sounds/Glass.aiff"
            ;;
        "emergency")
            local volume=100
            local sound="/System/Library/Sounds/Sosumi.aiff"
            emergency_volume_override
            ;;
        *)
            local volume=70
            local sound="/System/Library/Sounds/Submarine.aiff"
            ;;
    esac
    
    # Set system volume
    osascript -e "set volume output volume $volume"
    
    # Execute ring pattern
    case "$ring_pattern" in
        "standard")
            standard_ring_pattern "$duration" "$sound"
            ;;
        "pulse")
            pulse_ring_pattern "$duration" "$sound"
            ;;
        "escalating")
            escalating_ring_pattern "$duration" "$sound"
            ;;
        "morse_sos")
            morse_sos_pattern "$duration" "$sound"
            ;;
        "heartbeat")
            heartbeat_pattern "$duration" "$sound"
            ;;
        *)
            echo "Unknown pattern: $ring_pattern, using standard"
            standard_ring_pattern "$duration" "$sound"
            ;;
    esac
}

# Standard ring pattern
standard_ring_pattern() {
    local duration="$1"
    local sound="$2"
    local end_time=$(($(date +%s) + duration))
    
    echo "Playing standard ring pattern for ${duration}s"
    
    while [[ $(date +%s) -lt $end_time ]]; do
        afplay "$sound"
        sleep 2
    done
}

# Pulse ring pattern (quick bursts)
pulse_ring_pattern() {
    local duration="$1"
    local sound="$2"
    local end_time=$(($(date +%s) + duration))
    
    echo "Playing pulse ring pattern for ${duration}s"
    
    while [[ $(date +%s) -lt $end_time ]]; do
        # Triple pulse
        for i in {1..3}; do
            afplay "$sound" &
            sleep 0.3
        done
        sleep 2
    done
}

# Escalating ring pattern (increasing frequency)
escalating_ring_pattern() {
    local duration="$1"
    local sound="$2"
    local end_time=$(($(date +%s) + duration))
    local sleep_interval=3
    
    echo "Playing escalating ring pattern for ${duration}s"
    
    while [[ $(date +%s) -lt $end_time ]]; do
        afplay "$sound"
        sleep $sleep_interval
        
        # Decrease interval (increase frequency)
        if [[ $sleep_interval -gt 1 ]]; then
            sleep_interval=$((sleep_interval - 1))
        fi
    done
}

# Morse code SOS pattern
morse_sos_pattern() {
    local duration="$1"
    local sound="$2"
    local end_time=$(($(date +%s) + duration))
    
    echo "Playing Morse SOS pattern for ${duration}s"
    
    while [[ $(date +%s) -lt $end_time ]]; do
        # S (3 short)
        for i in {1..3}; do
            afplay "$sound" &
            sleep 0.2
            sleep 0.3
        done
        sleep 0.5
        
        # O (3 long)
        for i in {1..3}; do
            afplay "$sound" &
            sleep 0.6
            sleep 0.3
        done
        sleep 0.5
        
        # S (3 short)
        for i in {1..3}; do
            afplay "$sound" &
            sleep 0.2
            sleep 0.3
        done
        
        sleep 3
    done
}

# Heartbeat pattern
heartbeat_pattern() {
    local duration="$1"
    local sound="$2"
    local end_time=$(($(date +%s) + duration))
    
    echo "Playing heartbeat pattern for ${duration}s"
    
    while [[ $(date +%s) -lt $end_time ]]; do
        # Double beat
        afplay "$sound" &
        sleep 0.2
        afplay "$sound" &
        sleep 1.5
    done
}

# Usage examples
# intelligent_remote_ring "pulse" 30 "high"
# intelligent_remote_ring "morse_sos" 60 "emergency"

Location-Based Ring Management

#!/bin/bash

# Location-aware remote ring
location_based_ring() {
    local location_context="${1:-office}"
    local time_context="${2:-business_hours}"
    
    echo "=== Location-Based Ring Management ==="
    echo "Location context: $location_context"
    echo "Time context: $time_context"
    echo ""
    
    # Determine appropriate ring settings based on context
    case "$location_context" in
        "office")
            handle_office_environment "$time_context"
            ;;
        "meeting_room")
            handle_meeting_room_environment "$time_context"
            ;;
        "public_space")
            handle_public_space_environment "$time_context"
            ;;
        "home_office")
            handle_home_office_environment "$time_context"
            ;;
        "warehouse")
            handle_warehouse_environment "$time_context"
            ;;
        *)
            echo "Unknown location context, using default settings"
            intelligent_remote_ring "standard" 30 "normal"
            ;;
    esac
}

# Office environment settings
handle_office_environment() {
    local time_context="$1"
    
    echo "Configuring for office environment..."
    
    case "$time_context" in
        "business_hours")
            # Moderate volume, professional sound
            intelligent_remote_ring "standard" 20 "normal"
            ;;
        "after_hours")
            # Higher volume, more attention-getting
            intelligent_remote_ring "escalating" 45 "high"
            ;;
        "lunch_break")
            # Softer approach during break times
            intelligent_remote_ring "pulse" 25 "low"
            ;;
    esac
}

# Meeting room environment settings
handle_meeting_room_environment() {
    local time_context="$1"
    
    echo "Configuring for meeting room environment..."
    
    # Always use discrete settings in meeting areas
    intelligent_remote_ring "heartbeat" 15 "low"
}

# Public space environment settings
handle_public_space_environment() {
    local time_context="$1"
    
    echo "Configuring for public space environment..."
    
    # Discrete but effective
    intelligent_remote_ring "pulse" 30 "normal"
}

# Home office environment settings
handle_home_office_environment() {
    local time_context="$1"
    
    echo "Configuring for home office environment..."
    
    case "$time_context" in
        "business_hours")
            # Can be more assertive at home
            intelligent_remote_ring "escalating" 40 "high"
            ;;
        "evening")
            # Considerate of household
            intelligent_remote_ring "standard" 20 "low"
            ;;
    esac
}

# Warehouse environment settings
handle_warehouse_environment() {
    local time_context="$1"
    
    echo "Configuring for warehouse environment..."
    
    # Loud environment requires maximum volume
    intelligent_remote_ring "morse_sos" 60 "emergency"
}

# Usage
# location_based_ring "office" "business_hours"

Enterprise Remote Ring Management System

#!/bin/bash

# MacFleet Remote Ring and Device Location Management Tool
# Comprehensive device location, audio alerts, and fleet tracking

# Configuration
SCRIPT_VERSION="1.0.0"
LOG_FILE="/var/log/macfleet_remote_ring.log"
REPORT_DIR="/etc/macfleet/reports/location"
CONFIG_DIR="/etc/macfleet/location"
SOUND_DIR="/etc/macfleet/sounds"
POLICY_DIR="/etc/macfleet/policies/location"

# Create directories if they don't exist
mkdir -p "$REPORT_DIR" "$CONFIG_DIR" "$SOUND_DIR" "$POLICY_DIR"

# Ring policies for different scenarios
declare -A RING_POLICIES=(
    ["standard_office"]="volume:70,pattern:standard,duration:30,sound:submarine"
    ["quiet_environment"]="volume:40,pattern:pulse,duration:15,sound:purr"
    ["emergency_locate"]="volume:100,pattern:morse_sos,duration:120,sound:sosumi"
    ["meeting_room"]="volume:30,pattern:heartbeat,duration:10,sound:glass"
    ["warehouse_floor"]="volume:100,pattern:escalating,duration:60,sound:submarine"
    ["public_area"]="volume:60,pattern:pulse,duration:25,sound:ping"
    ["after_hours"]="volume:85,pattern:escalating,duration:45,sound:glass"
    ["healthcare_facility"]="volume:50,pattern:heartbeat,duration:20,sound:purr"
    ["education_campus"]="volume:65,pattern:standard,duration:30,sound:ping"
    ["retail_store"]="volume:75,pattern:pulse,duration:35,sound:submarine"
)

# Location tracking configurations
declare -A LOCATION_CONFIGS=(
    ["high_security"]="gps_tracking,wifi_triangulation,bluetooth_beacons,audit_logging"
    ["standard_office"]="wifi_tracking,bluetooth_detection,basic_logging"
    ["public_access"]="limited_tracking,privacy_compliant,minimal_logging"
    ["healthcare"]="hipaa_compliant,secure_tracking,encrypted_logs,audit_trail"
    ["education"]="ferpa_compliant,student_privacy,controlled_tracking,parent_notification"
    ["retail"]="customer_privacy,basic_tracking,loss_prevention,inventory_integration"
)

# Emergency response levels
declare -A EMERGENCY_LEVELS=(
    ["green"]="normal_operation,standard_ring,basic_logging"
    ["yellow"]="elevated_response,enhanced_ring,increased_logging"
    ["orange"]="urgent_response,emergency_ring,comprehensive_logging"
    ["red"]="critical_response,maximum_ring,full_audit_trail"
)

# Logging function
log_action() {
    local message="$1"
    local severity="${2:-INFO}"
    local timestamp=$(date '+%Y-%m-%d %H:%M:%S')
    echo "[$timestamp] [$severity] $message" | tee -a "$LOG_FILE"
}

# Enterprise remote ring with full management
enterprise_remote_ring() {
    local device_id="${1:-$(hostname)}"
    local ring_policy="${2:-standard_office}"
    local location_context="${3:-office}"
    local emergency_level="${4:-green}"
    local initiated_by="${5:-$(whoami)}"
    
    log_action "Starting enterprise remote ring" "INFO"
    log_action "Device: $device_id, Policy: $ring_policy, Context: $location_context" "INFO"
    
    echo "=== Enterprise Remote Ring Management ==="
    echo "Device ID: $device_id"
    echo "Ring Policy: $ring_policy"
    echo "Location Context: $location_context"
    echo "Emergency Level: $emergency_level"
    echo "Initiated By: $initiated_by"
    echo "Ring ID: $(uuidgen)"
    echo ""
    
    # Parse ring policy
    local policy_settings="${RING_POLICIES[$ring_policy]}"
    if [[ -z "$policy_settings" ]]; then
        log_action "Unknown ring policy: $ring_policy, using standard_office" "WARNING"
        policy_settings="${RING_POLICIES[standard_office]}"
    fi
    
    # Extract policy parameters
    local volume=$(echo "$policy_settings" | grep -o 'volume:[0-9]*' | cut -d: -f2)
    local pattern=$(echo "$policy_settings" | grep -o 'pattern:[^,]*' | cut -d: -f2)
    local duration=$(echo "$policy_settings" | grep -o 'duration:[0-9]*' | cut -d: -f2)
    local sound=$(echo "$policy_settings" | grep -o 'sound:[^,]*' | cut -d: -f2)
    
    echo "--- Policy Configuration ---"
    echo "Volume: $volume%"
    echo "Pattern: $pattern"
    echo "Duration: ${duration}s"
    echo "Sound: $sound"
    
    # Apply emergency level modifications
    apply_emergency_modifications "$emergency_level" volume pattern duration
    
    # Execute pre-ring checks
    if ! pre_ring_validation "$device_id" "$location_context"; then
        log_action "Pre-ring validation failed" "ERROR"
        return 1
    fi
    
    # Record ring initiation
    record_ring_event "$device_id" "$ring_policy" "$location_context" "$initiated_by" "started"
    
    # Execute ring based on policy
    execute_policy_ring "$volume" "$pattern" "$duration" "$sound"
    
    # Record ring completion
    record_ring_event "$device_id" "$ring_policy" "$location_context" "$initiated_by" "completed"
    
    # Generate location report
    generate_location_report "$device_id" "$ring_policy" "$location_context"
    
    log_action "remote ring completed for device: $device_id" "INFO"
}

# Apply emergency level modifications
apply_emergency_modifications() {
    local emergency_level="$1"
    local -n vol_ref=$2
    local -n pat_ref=$3
    local -n dur_ref=$4
    
    echo "--- Emergency Level: $emergency_level ---"
    
    case "$emergency_level" in
        "yellow")
            vol_ref=$((vol_ref + 15))
            dur_ref=$((dur_ref + 10))
            echo "Enhanced response: Volume +15%, Duration +10s"
            ;;
        "orange")
            vol_ref=$((vol_ref + 25))
            dur_ref=$((dur_ref + 20))
            pat_ref="escalating"
            echo "Urgent response: Volume +25%, Duration +20s, Escalating pattern"
            ;;
        "red")
            vol_ref=100
            dur_ref=$((dur_ref * 2))
            pat_ref="morse_sos"
            echo "Critical response: Maximum volume, Double duration, SOS pattern"
            ;;
    esac
    
    # Cap volume at 100%
    if [[ $vol_ref -gt 100 ]]; then
        vol_ref=100
    fi
}

# Pre-ring validation
pre_ring_validation() {
    local device_id="$1"
    local location_context="$2"
    
    echo "--- Pre-Ring Validation ---"
    
    # Check audio system availability
    if ! command -v afplay >/dev/null 2>&1; then
        echo "✗ Audio system not available"
        log_action "Audio system check failed" "ERROR"
        return 1
    fi
    
    # Check if device is in do-not-disturb mode
    local dnd_status=$(defaults read ~/Library/Preferences/ByHost/com.apple.notificationcenterui.* doNotDisturb 2>/dev/null || echo "0")
    if [[ "$dnd_status" == "1" ]]; then
        echo "⚠️ Device is in Do Not Disturb mode"
        log_action "Device in DND mode - ring may be muted" "WARNING"
    fi
    
    # Check system volume
    local current_volume=$(osascript -e "output volume of (get volume settings)" 2>/dev/null || echo "50")
    echo "Current system volume: $current_volume%"
    
    # Check if muted
    local mute_status=$(osascript -e "output muted of (get volume settings)" 2>/dev/null || echo "false")
    if [[ "$mute_status" == "true" ]]; then
        echo "⚠️ System is currently muted"
        log_action "System muted - will override for ring" "WARNING"
    fi
    
    # Location-specific validations
    case "$location_context" in
        "meeting_room")
            echo "Meeting room context - using discrete settings"
            ;;
        "healthcare_facility")
            echo "Healthcare context - ensuring HIPAA compliance"
            ;;
        "education_campus")
            echo "Education context - ensuring appropriate volume levels"
            ;;
    esac
    
    echo "✓ Pre-ring validation completed"
    return 0
}

# Execute ring based on policy
execute_policy_ring() {
    local volume="$1"
    local pattern="$2"
    local duration="$3"
    local sound="$4"
    
    echo "--- Executing Ring ---"
    
    # Map sound name to file path
    local sound_file="/System/Library/Sounds/Submarine.aiff"  # Default
    case "$sound" in
        "submarine") sound_file="/System/Library/Sounds/Submarine.aiff" ;;
        "glass") sound_file="/System/Library/Sounds/Glass.aiff" ;;
        "ping") sound_file="/System/Library/Sounds/Ping.aiff" ;;
        "sosumi") sound_file="/System/Library/Sounds/Sosumi.aiff" ;;
        "purr") sound_file="/System/Library/Sounds/Purr.aiff" ;;
    esac
    
    # Store current audio settings
    local original_volume=$(osascript -e "output volume of (get volume settings)" 2>/dev/null || echo "50")
    local original_mute=$(osascript -e "output muted of (get volume settings)" 2>/dev/null || echo "false")
    
    # Set ring volume and unmute
    osascript -e "set volume without output muted" 2>/dev/null
    osascript -e "set volume output volume $volume" 2>/dev/null
    
    echo "Ring settings: Volume $volume%, Pattern $pattern, Duration ${duration}s"
    echo "Start time: $(date '+%H:%M:%S')"
    
    # Execute ring pattern
    case "$pattern" in
        "standard")
            standard_ring_pattern "$duration" "$sound_file"
            ;;
        "pulse")
            pulse_ring_pattern "$duration" "$sound_file"
            ;;
        "escalating")
            escalating_ring_pattern "$duration" "$sound_file"
            ;;
        "morse_sos")
            morse_sos_pattern "$duration" "$sound_file"
            ;;
        "heartbeat")
            heartbeat_pattern "$duration" "$sound_file"
            ;;
    esac
    
    echo "End time: $(date '+%H:%M:%S')"
    
    # Restore original audio settings
    osascript -e "set volume output volume $original_volume" 2>/dev/null
    if [[ "$original_mute" == "true" ]]; then
        osascript -e "set volume with output muted" 2>/dev/null
    fi
    
    echo "✓ Original audio settings restored"
}

# Record ring events for audit trail
record_ring_event() {
    local device_id="$1"
    local ring_policy="$2"
    local location_context="$3"
    local initiated_by="$4"
    local event_type="$5"
    
    local timestamp=$(date -u +%Y-%m-%dT%H:%M:%SZ)
    local event_file="$CONFIG_DIR/ring_events.log"
    
    echo "$timestamp,$device_id,$ring_policy,$location_context,$initiated_by,$event_type" >> "$event_file"
    
    log_action "Ring event recorded: $event_type for device $device_id" "INFO"
}

# Generate comprehensive location report
generate_location_report() {
    local device_id="$1"
    local ring_policy="$2"
    local location_context="$3"
    
    local report_file="$REPORT_DIR/location_report_${device_id}_$(date +%Y%m%d_%H%M%S).json"
    
    # Get system location information (if available)
    local wifi_network=$(networksetup -getairportnetwork en0 2>/dev/null | cut -d: -f2 | sed 's/^ *//' || echo "Unknown")
    local ip_address=$(ifconfig en0 | grep "inet " | awk '{print $2}' || echo "Unknown")
    
    cat > "$report_file" << EOF
{
    "location_report": {
        "report_metadata": {
            "report_id": "$(uuidgen)",
            "generated_date": "$(date -u +%Y-%m-%dT%H:%M:%SZ)",
            "device_id": "$device_id",
            "hostname": "$(hostname)",
            "script_version": "$SCRIPT_VERSION"
        },
        "ring_details": {
            "ring_policy": "$ring_policy",
            "location_context": "$location_context",
            "execution_timestamp": "$(date -u +%Y-%m-%dT%H:%M:%SZ)"
        },
        "location_information": {
            "wifi_network": "$wifi_network",
            "ip_address": "$ip_address",
            "system_timezone": "$(date +%Z)",
            "estimated_location": "$location_context"
        },
        "system_information": {
            "os_version": "$(sw_vers -productVersion)",
            "hardware_model": "$(system_profiler SPHardwareDataType | grep 'Model Identifier' | awk '{print $3}')",
            "audio_devices": "$(system_profiler SPAudioDataType | grep -A1 'Audio Devices:' | tail -1 | sed 's/^[ ]*//')"
        }
    }
}
EOF
    
    echo "Location report generated: $report_file"
    log_action "Location report generated: $report_file" "INFO"
}

# Fleet ring management
fleet_ring_management() {
    local operation="$1"
    local device_list="$2"
    local ring_policy="${3:-standard_office}"
    local emergency_level="${4:-green}"
    
    echo "=== Fleet Ring Management ==="
    echo "Operation: $operation"
    echo "Ring Policy: $ring_policy"
    echo "Emergency Level: $emergency_level"
    echo ""
    
    case "$operation" in
        "mass_ring")
            echo "Executing mass ring operation..."
            IFS=',' read -ra DEVICES <<< "$device_list"
            for device in "${DEVICES[@]}"; do
                echo "Ringing device: $device"
                enterprise_remote_ring "$device" "$ring_policy" "office" "$emergency_level"
                sleep 2  # Delay between devices
            done
            ;;
        "emergency_locate")
            echo "Emergency location protocol activated..."
            enterprise_remote_ring "$(hostname)" "emergency_locate" "unknown" "red"
            ;;
        "zone_ring")
            echo "Zone-based ring operation..."
            # Implementation for zone-based ringing
            ;;
        *)
            echo "Unknown operation: $operation"
            return 1
            ;;
    esac
}

# Main execution function
main() {
    local action="${1:-help}"
    local param1="${2:-}"
    local param2="${3:-}"
    local param3="${4:-}"
    local param4="${5:-}"
    local param5="${6:-}"
    
    log_action "=== MacFleet Remote Ring Management Started ===" "INFO"
    log_action "Action: $action" "INFO"
    
    case "$action" in
        "ring")
            if [[ -z "$param1" ]]; then
                param1="$(hostname)"
            fi
            enterprise_remote_ring "$param1" "$param2" "$param3" "$param4" "$param5"
            ;;
        "emergency")
            echo "Emergency ring activated for current device"
            enterprise_remote_ring "$(hostname)" "emergency_locate" "unknown" "red" "$(whoami)"
            ;;
        "test")
            echo "Testing audio system..."
            test_sound_file "/System/Library/Sounds/Ping.aiff"
            ;;
        "volume")
            if [[ -z "$param1" ]]; then
                manage_system_volume "get"
            else
                manage_system_volume "$param1" "$param2"
            fi
            ;;
        "sounds")
            list_system_sounds
            ;;
        "fleet")
            if [[ -z "$param1" ]]; then
                echo "Usage: $0 fleet <operation> [device_list] [policy] [emergency_level]"
                echo "Operations: mass_ring, emergency_locate, zone_ring"
                exit 1
            fi
            fleet_ring_management "$param1" "$param2" "$param3" "$param4"
            ;;
        "help")
            echo "Usage: $0 [action] [options...]"
            echo "Actions:"
            echo "  ring [device_id] [policy] [location] [emergency_level] [initiated_by] - Execute remote ring"
            echo "  emergency - Emergency ring for current device"
            echo "  test - Test audio system"
            echo "  volume [action] [level] - Manage system volume"
            echo "  sounds - List available system sounds"
            echo "  fleet <operation> [device_list] [policy] [emergency_level] - Fleet operations"
            echo "  help - Show this help"
            echo ""
            echo "Ring Policies: ${!RING_POLICIES[*]}"
            echo "Emergency Levels: ${!EMERGENCY_LEVELS[*]}"
            ;;
        *)
            log_action "ERROR: Unknown action: $action" "ERROR"
            echo "Use '$0 help' for usage information"
            exit 1
            ;;
    esac
    
    log_action "=== Remote ring management completed ===" "INFO"
}

# Execute main function
main "$@"

Important Considerations

Audio System Requirements

  • afplay Command - macOS built-in audio player for sound file playback
  • System Sounds - Located in /System/Library/Sounds/ directory
  • Volume Control - Uses AppleScript for system volume management
  • Audio Permissions - Some features may require audio input/output permissions

Enterprise Deployment Notes

  • Network Latency - Remote ring commands may have network delays
  • Device States - Devices may be sleeping, muted, or in do-not-disturb mode
  • Privacy Compliance - Location tracking must comply with privacy regulations
  • Emergency Protocols - Emergency rings should override normal volume restrictions
  • Fleet Coordination - Mass ring operations should be staggered to avoid conflicts

Security Considerations

  • Access Control - Ring functionality should be restricted to authorized administrators
  • Audit Logging - All ring operations should be logged for security and compliance
  • Location Privacy - Device location information must be handled according to privacy policies
  • Emergency Override - Emergency situations may require bypassing normal restrictions
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