usgraphics · amebru · Nov 6, 2025
diff --git a/machine_report_macos.sh b/machine_report_macos.sh
@@ -0,0 +1,381 @@
+#!/bin/bash
+# TR-100 Machine Report (macOS Compatible)
+# Copyright © 2024, U.S. Graphics, LLC. BSD-3-Clause License.
+
+# Global variables
+MIN_NAME_LEN=5
+MAX_NAME_LEN=13
+
+MIN_DATA_LEN=20
+MAX_DATA_LEN=32
+
+BORDERS_AND_PADDING=7
+
+# Basic configuration, change as needed
+report_title="UNITED STATES GRAPHICS COMPANY"
+last_login_ip_present=0
+zfs_present=0
+zfs_filesystem="zroot/ROOT/os"
+
+# Utilities
+max_length() {
+    local max_len=0
+    local len
+
+    for str in "$@"; do
+        len=${#str}
+        if (( len > max_len )); then
+            max_len=$len
+        fi
+    done
+
+    if [ $max_len -lt $MAX_DATA_LEN ]; then
+        printf '%s' "$max_len"
+    else
+        printf '%s' "$MAX_DATA_LEN"
+    fi
+}
+
+# All data strings must go here
+set_current_len() {
+    CURRENT_LEN=$(max_length                                     \
+        "$report_title"                                          \
+        "$os_name"                                               \
+        "$os_kernel"                                             \
+        "$net_hostname"                                          \
+        "$net_machine_ip"                                        \
+        "$net_client_ip"                                         \
+        "$net_current_user"                                      \
+        "$cpu_model"                                             \
+        "$cpu_cores_per_socket vCPU(s) / $cpu_sockets Socket(s)" \
+        "$cpu_hypervisor"                                        \
+        "$cpu_freq GHz"                                          \
+        "$cpu_1min_bar_graph"                                    \
+        "$cpu_5min_bar_graph"                                    \
+        "$cpu_15min_bar_graph"                                   \
+        "$zfs_used_gb/$zfs_available_gb GB [$disk_percent%]"     \
+        "$disk_bar_graph"                                        \
+        "$zfs_health"                                            \
+        "$root_used_gb/$root_total_gb GB [$disk_percent%]"       \
+        "${mem_used_gb}/${mem_total_gb} GiB [${mem_percent}%]"   \
+        "${mem_bar_graph}"                                       \
+        "$last_login_time"                                       \
+        "$last_login_ip"                                         \
+        "$last_login_ip"                                         \
+        "$sys_uptime"                                            \
+    )
+}
+
+PRINT_HEADER() {
+    local length=$((CURRENT_LEN+MAX_NAME_LEN+BORDERS_AND_PADDING))
+
+    local top="┌"
+    local bottom="├"
+    for (( i = 0; i < length - 2; i++ )); do
+        top+="┬"
+        bottom+="┴"
+    done
+    top+="┐"
+    bottom+="┤"
+
+    printf '%s\n' "$top"
+    printf '%s\n' "$bottom"
+}
+
+PRINT_CENTERED_DATA() {
+    local max_len=$((CURRENT_LEN+MAX_NAME_LEN-BORDERS_AND_PADDING))
+    local text="$1"
+    local total_width=$((max_len + 12))
+
+    local text_len=${#text}
+    local padding_left=$(( (total_width - text_len) / 2 ))
+    local padding_right=$(( total_width - text_len - padding_left ))
+
+    printf "│%${padding_left}s%s%${padding_right}s│\n" "" "$text" ""
+}
+
+PRINT_DIVIDER() {
+    # either "top" or "bottom", no argument means middle divider
+    local side="$1"
+    case "$side" in
+        "top")
+            local left_symbol="├"
+            local middle_symbol="┬"
+            local right_symbol="┤"
+            ;;
+        "bottom")
+            local left_symbol="└"
+            local middle_symbol="┴"
+            local right_symbol="┘"
+            ;;
+        *)
+            local left_symbol="├"
+            local middle_symbol="┼"
+            local right_symbol="┤"
+    esac
+
+    local length=$((CURRENT_LEN+MAX_NAME_LEN+BORDERS_AND_PADDING))
+    local divider="$left_symbol"
+    for (( i = 0; i < length - 3; i++ )); do
+        divider+="─"
+        if [ "$i" -eq 14 ]; then
+            divider+="$middle_symbol"
+        fi
+    done
+    divider+="$right_symbol"
+    printf '%s\n' "$divider"
+}
+
+PRINT_DATA() {
+    local name="$1"
+    local data="$2"
+    local max_data_len=$CURRENT_LEN
+
+    # Pad name
+    local name_len=${#name}
+    if (( name_len < MIN_NAME_LEN )); then
+        name=$(printf "%-${MIN_NAME_LEN}s" "$name")
+    elif (( name_len > MAX_NAME_LEN )); then
+        name=$(echo "$name" | cut -c 1-$((MAX_NAME_LEN-3)))...
+    else
+        name=$(printf "%-${MAX_NAME_LEN}s" "$name")
+    fi
+
+    # Truncate or pad data
+    local data_len=${#data}
+    if (( data_len >= MAX_DATA_LEN || data_len == MAX_DATA_LEN-1 )); then
+        data=$(echo "$data" | cut -c 1-$((MAX_DATA_LEN-3-2)))...
+    else
+        data=$(printf "%-${max_data_len}s" "$data")
+    fi
+
+    printf "│ %-${MAX_NAME_LEN}s │ %s │\n" "$name" "$data"
+}
+
+PRINT_FOOTER() {
+    local length=$((CURRENT_LEN+MAX_NAME_LEN+BORDERS_AND_PADDING))
+    local footer="└"
+    for (( i = 0; i < length - 3; i++ )); do
+        footer+="─"
+        if [ "$i" -eq 14 ]; then
+            footer+="┴"
+        fi
+    done
+    footer+="┘"
+    printf '%s\n' "$footer"
+}
+
+bar_graph() {
+    local percent
+    local num_blocks
+    local width=$CURRENT_LEN
+    local graph=""
+    local used=$1
+    local total=$2
+
+    if (( total == 0 )); then
+        percent=0
+    else
+        percent=$(awk -v used="$used" -v total="$total" 'BEGIN { printf "%.2f", (used / total) * 100 }')
+    fi
+
+    num_blocks=$(awk -v percent="$percent" -v width="$width" 'BEGIN { printf "%d", (percent / 100) * width }')
+
+    for (( i = 0; i < num_blocks; i++ )); do
+        graph+="█"
+    done
+    for (( i = num_blocks; i < width; i++ )); do
+        graph+="░"
+    done
+    printf "%s" "${graph}"
+}
+
+get_ip_addr() {
+    # Initialize variables
+    ipv4_address=""
+    ipv6_address=""
+
+    # Check if ifconfig command exists
+    if command -v ifconfig &> /dev/null; then
+        # Try to get IPv4 address using ifconfig
+        ipv4_address=$(ifconfig | awk '
+            /^[a-z]/ {iface=$1}
+            iface != "lo0:" && iface !~ /^docker/ && /inet / && !/127\.0\.0\.1/ && !found_ipv4 {found_ipv4=1; print $2}')
+
+        # If IPv4 address not available, try IPv6 using ifconfig
+        if [ -z "$ipv4_address" ]; then
+            ipv6_address=$(ifconfig | awk '
+                /^[a-z]/ {iface=$1}
+                iface != "lo0:" && iface !~ /^docker/ && /inet6 / && !/::1/ && !found_ipv6 {found_ipv6=1; print $2}')
+        fi
+    fi
+
+    # If neither IPv4 nor IPv6 address is available, assign "No IP found"
+    if [ -z "$ipv4_address" ] && [ -z "$ipv6_address" ]; then
+        ip_address="No IP found"
+    else
+        # Prioritize IPv4 if available, otherwise use IPv6
+        ip_address="${ipv4_address:-$ipv6_address}"
+    fi
+
+    printf '%s' "$ip_address"
+}
+
+# Operating System Information (macOS)
+os_name="macOS $(sw_vers -productVersion)"
+os_kernel="$(uname -s) $(uname -r)"
+
+# Network Information
+net_current_user=$(whoami)
+net_hostname=$(hostname)
+if [ -z "$net_hostname" ]; then net_hostname="Not Defined"; fi
+
+net_machine_ip=$(get_ip_addr)
+net_client_ip=$(who am i | awk '{print $5}' | tr -d '()')
+if [ -z "$net_client_ip" ]; then
+    net_client_ip="Not connected"
+fi
+
+# Get DNS from scutil
+net_dns_ip=($(scutil --dns | grep 'nameserver\[[0-9]*\]' | awk '{print $3}' | sort -u))
+
+# CPU Information (macOS)
+cpu_model="$(sysctl -n machdep.cpu.brand_string | awk '{print $1 " " $2 " " $3 " " $4}')"
+cpu_hypervisor="Bare Metal"
+
+# Check if running in a VM
+if sysctl -n machdep.cpu.features | grep -q "VMX\|SVM"; then
+    vm_check=$(system_profiler SPHardwareDataType | grep "Model Name" | grep -i "virtual\|vmware\|parallels")
+    if [ -n "$vm_check" ]; then
+        cpu_hypervisor="Virtual Machine"
+    fi
+fi
+
+cpu_cores="$(sysctl -n hw.ncpu)"
+cpu_cores_per_socket="$cpu_cores"
+cpu_sockets="1"
+cpu_freq="$(sysctl -n hw.cpufrequency 2>/dev/null | awk '{ printf "%.2f", $1 / 1000000000 }')"
+if [ -z "$cpu_freq" ]; then
+    cpu_freq="$(sysctl -n hw.cpufrequency_max 2>/dev/null | awk '{ printf "%.2f", $1 / 1000000000 }')"
+fi
+if [ -z "$cpu_freq" ]; then
+    cpu_freq="N/A"
+fi
+
+# Load averages
+load_avg_1min=$(sysctl -n vm.loadavg | awk '{print $2}')
+load_avg_5min=$(sysctl -n vm.loadavg | awk '{print $3}')
+load_avg_15min=$(sysctl -n vm.loadavg | awk '{print $4}')
+
+# Memory Information (macOS)
+mem_total=$(sysctl -n hw.memsize)
+mem_total_kb=$((mem_total / 1024))
+
+# Get memory pressure and calculate used memory
+vm_stat_output=$(vm_stat)
+page_size=$(vm_stat | grep "page size" | awk '{print $8}')
+
+pages_wired=$(echo "$vm_stat_output" | grep "Pages wired down" | awk '{print $4}' | tr -d '.')
+pages_active=$(echo "$vm_stat_output" | grep "Pages active" | awk '{print $3}' | tr -d '.')
+pages_compressed=$(echo "$vm_stat_output" | grep "Pages occupied by compressor" | awk '{print $5}' | tr -d '.')
+
+mem_used_bytes=$(((pages_wired + pages_active + pages_compressed) * page_size))
+mem_used_kb=$((mem_used_bytes / 1024))
+
+mem_percent=$(awk -v used="$mem_used_kb" -v total="$mem_total_kb" 'BEGIN { printf "%.2f", (used / total) * 100 }')
+mem_total_gb=$(echo "$mem_total_kb" | awk '{ printf "%.2f", $1 / (1024 * 1024) }')
+mem_used_gb=$(echo "$mem_used_kb" | awk '{ printf "%.2f", $1 / (1024 * 1024) }')
+
+# Disk Information (macOS)
+root_partition="/"
+disk_info=$(df -g "$root_partition" | awk 'NR==2 {print $2, $3}')
+root_total_gb=$(echo "$disk_info" | awk '{printf "%.2f", $1}')
+root_used_gb=$(echo "$disk_info" | awk '{printf "%.2f", $2}')
+disk_percent=$(awk -v used="$root_used_gb" -v total="$root_total_gb" 'BEGIN { printf "%.2f", (used / total) * 100 }')
+
+# Last login and Uptime
+last_login=$(last -1 "$USER" | head -n 1)
+last_login_ip=$(echo "$last_login" | awk '{print $3}')
+
+# Check if last_login_ip is an IP address
+if [[ "$last_login_ip" =~ ^[0-9]+\.[0-9]+\.[0-9]+\.[0-9]+$ ]]; then
+    last_login_ip_present=1
+    last_login_time=$(echo "$last_login" | awk '{print $4, $5, $6, $7}')
+else
+    last_login_time=$(echo "$last_login" | awk '{print $4, $5, $6, $7}')
+fi
+
+# macOS uptime formatting
+boot_time=$(sysctl -n kern.boottime | awk '{print $4}' | tr -d ',')
+current_time=$(date +%s)
+uptime_seconds=$((current_time - boot_time))
+uptime_days=$((uptime_seconds / 86400))
+uptime_hours=$(( (uptime_seconds % 86400) / 3600 ))
+uptime_minutes=$(( (uptime_seconds % 3600) / 60 ))
+
+sys_uptime=""
+if [ $uptime_days -gt 0 ]; then
+    sys_uptime="${uptime_days}d "
+fi
+if [ $uptime_hours -gt 0 ]; then
+    sys_uptime="${sys_uptime}${uptime_hours}h "
+fi
+if [ $uptime_minutes -gt 0 ]; then
+    sys_uptime="${sys_uptime}${uptime_minutes}m"
+fi
+sys_uptime=$(echo "$sys_uptime" | sed 's/ $//')
+
+# Set current length before graphs get calculated
+set_current_len
+
+# Create graphs
+cpu_1min_bar_graph=$(bar_graph "$load_avg_1min" "$cpu_cores")
+cpu_5min_bar_graph=$(bar_graph "$load_avg_5min" "$cpu_cores")
+cpu_15min_bar_graph=$(bar_graph "$load_avg_15min" "$cpu_cores")
+
+mem_bar_graph=$(bar_graph "$mem_used_kb" "$mem_total_kb")
+
+disk_bar_graph=$(bar_graph "$root_used_gb" "$root_total_gb")
+
+# Machine Report
+PRINT_HEADER
+PRINT_CENTERED_DATA "$report_title"
+PRINT_CENTERED_DATA "TR-100 MACHINE REPORT"
+PRINT_DIVIDER "top"
+PRINT_DATA "OS" "$os_name"
+PRINT_DATA "KERNEL" "$os_kernel"
+PRINT_DIVIDER
+PRINT_DATA "HOSTNAME" "$net_hostname"
+PRINT_DATA "MACHINE IP" "$net_machine_ip"
+PRINT_DATA "CLIENT  IP" "$net_client_ip"
+
+for dns_num in "${!net_dns_ip[@]}"; do
+    PRINT_DATA "DNS  IP $(($dns_num + 1))" "${net_dns_ip[dns_num]}"
+done
+
+PRINT_DATA "USER" "$net_current_user"
+PRINT_DIVIDER
+PRINT_DATA "PROCESSOR" "$cpu_model"
+PRINT_DATA "CORES" "$cpu_cores_per_socket vCPU(s) / $cpu_sockets Socket(s)"
+PRINT_DATA "HYPERVISOR" "$cpu_hypervisor"
+PRINT_DATA "CPU FREQ" "$cpu_freq GHz"
+PRINT_DATA "LOAD  1m" "$cpu_1min_bar_graph"
+PRINT_DATA "LOAD  5m" "$cpu_5min_bar_graph"
+PRINT_DATA "LOAD 15m" "$cpu_15min_bar_graph"
+
+PRINT_DIVIDER
+PRINT_DATA "VOLUME" "$root_used_gb/$root_total_gb GB [$disk_percent%]"
+PRINT_DATA "DISK USAGE" "$disk_bar_graph"
+
+PRINT_DIVIDER
+PRINT_DATA "MEMORY" "${mem_used_gb}/${mem_total_gb} GiB [${mem_percent}%]"
+PRINT_DATA "USAGE" "${mem_bar_graph}"
+PRINT_DIVIDER
+PRINT_DATA "LAST LOGIN" "$last_login_time"
+
+if [ $last_login_ip_present -eq 1 ]; then
+    PRINT_DATA "" "$last_login_ip"
+fi
+
+PRINT_DATA "UPTIME" "$sys_uptime"
+PRINT_DIVIDER "bottom"