added v3.8

harvester-v3.8.sh

@@ -3,10 +3,10 @@
 # Disk Health Check Script for Harvester OS
 # Checks SATA HDD, SATA SSD, SAS, NVMe, RAID controllers, and soft-raid
 # Supports consumer and enterprise disk classification
+# Created by Adam T. Lau
 
 SCRIPT_NAME=$(basename "$0")
 VERSION="3.8"
-CREATOR="Adam T. Lau"
 
 # Color codes
 RED=$(tput setaf 1)
@@ -722,169 +722,148 @@ check_disk() {
         else
             if [[ "$estimated_endurance" != "N/A" ]]; then
                 echo "TBW Used:       ${tbw_used} TB"
-                echo "TBW Endurance:  ${estimated_endurance} TB"
+                echo "TBW Endurance:  ${estimated_endurance} TB (Minimum guaranteed - actual may be higher)"
                 
                 local lifespan_info=$(estimate_ssd_lifespan "$power_on_hours" "$tbw_used" "$estimated_endurance" "$disk_type" "$percent_lifetime_used" "$has_write_data")
-                local lifespan_remaining=$(echo "$lifespan_info" | cut -d'|' -f1)
+                local lifespan_percent=$(echo "$lifespan_info" | cut -d'|' -f1)
                 local tbw_remaining=$(echo "$lifespan_info" | cut -d'|' -f2)
-                local lifespan_status=$(echo "$lifespan_info" | cut -d'|' -f3)
+                local wear_status=$(echo "$lifespan_info" | cut -d'|' -f3)
                 
                 echo "TBW Remaining:  $tbw_remaining"
-                echo "Lifespan:       $lifespan_remaining ($lifespan_status)"
+                echo "Lifespan:       $lifespan_percent ($wear_status)"
             else
-                echo "Endurance:      N/A"
+                echo "TBW Used:       ${tbw_used} TB"
+                echo "Lifespan:       Unknown (Cannot estimate without usage data)"
             fi
         fi
+        
+        if [[ "$disk_type" == "SAS SSD" ]]; then
+            echo "Realloc Sectors: $reallocated_sectors"
+            echo "Pending Sectors: $pending_sectors"
+        fi
+    else
+        print_color $YELLOW "Unknown disk type - limited information available"
+        echo "Realloc Sectors: $reallocated_sectors"
+        echo "Pending Sectors: $pending_sectors"
     fi
     
     echo ""
 }
 
-# Function to detect and check all disks
+# Function to detect RAID controllers and disks
-check_all_disks() {
+detect_raid_disks() {
-    print_color $GREEN "Disk Health Check Script v$VERSION"
+    local controllers=("megaraid" "cciss" "areca" "3ware" "hpt" "aacraid" "auto")
-    print_color $BLUE "Creator: $CREATOR"
+    local disks=()
+    
+    # Check for direct disks first
+    for disk in /dev/sd[a-z] /dev/sd[a-z][a-z] /dev/nvme[0-9]n[0-9]; do
+        if [[ -b "$disk" ]]; then
+            disks+=("$disk:direct")
+        fi
+    done
+    
+    # Check for RAID controllers
+    for controller in "${controllers[@]}"; do
+        for i in {0..31}; do
+            for base_disk in "/dev/sda" "/dev/sg$i" "/dev/sr$i"; do
+                if smartctl -d "$controller,$i" -i "$base_disk" >/dev/null 2>&1; then
+                    disks+=("$base_disk:$controller,$i")
+                    break
+                fi
+            done
+        done
+    done
+    
+    echo "${disks[@]}"
+}
+
+# Main function
+main() {
+    print_color $BLUE "Disk Health Check Script v$VERSION for Harvester OS"
+    print_color $BLUE "Created by Adam T. Lau"
+    print_color $BLUE "===================================================="
     echo ""
     
-    # Check for RAID controllers first
+    local disks=()
-    print_color $MAGENTA "Checking for RAID controllers..."
-    local raid_controllers=()
     
-    # Check for MegaRAID
+    # Check for soft-raid first
-    if command_exists storcli64; then
-        raid_controllers+=("megaraid")
-        print_color $GREEN "Found MegaRAID controller (storcli64)"
-    elif command_exists storcli; then
-        raid_controllers+=("megaraid")
-        print_color $GREEN "Found MegaRAID controller (storcli)"
-    fi
-    
-    # Check for 3ware
-    if command_exists tw_cli; then
-        raid_controllers+=("3ware")
-        print_color $GREEN "Found 3ware controller (tw_cli)"
-    fi
-    
-    # Check for Areca
-    if command_exists cli64; then
-        raid_controllers+=("areca")
-        print_color $GREEN "Found Areca controller (cli64)"
-    fi
-    
-    # Check for HP Smart Array
-    if command_exists hpssacli; then
-        raid_controllers+=("hpssacli")
-        print_color $GREEN "Found HP Smart Array controller (hpssacli)"
-    elif command_exists ssacli; then
-        raid_controllers+=("hpssacli")
-        print_color $GREEN "Found HP Smart Array controller (ssacli)"
-    fi
-    
-    # Check for Adaptec
-    if command_exists arcconf; then
-        raid_controllers+=("adaptec")
-        print_color $GREEN "Found Adaptec controller (arcconf)"
-    fi
-    
-    # Check software RAID
     check_mdraid
     
-    # Check NVMe drives
+    # If specific disk provided, check only that disk
-    print_color $MAGENTA "Checking NVMe drives..."
+    if [[ $# -gt 0 ]]; then
-    local nvme_devices=()
+        for disk in "$@"; do
-    for dev in /dev/nvme*; do
+            if [[ -b "$disk" ]]; then
-        if [[ -b "$dev" && "$dev" =~ /dev/nvme[0-9]+n[0-9]+$ ]]; then
+                disks+=("$disk:direct")
-            nvme_devices+=("$dev")
+            else
+                print_color $RED "Error: $disk is not a valid block device"
             fi
         done
-    
-    if [[ ${#nvme_devices[@]} -gt 0 ]]; then
-        for nvme in "${nvme_devices[@]}"; do
-            check_disk "$nvme" ""
-        done
     else
-        print_color $YELLOW "No NVMe drives found"
+        # Auto-detect disks
+        print_color $CYAN "Auto-detecting disks..."
+        read -ra disks <<< "$(detect_raid_disks)"
     fi
     
-    # Check direct SATA/SAS drives
+    if [[ ${#disks[@]} -eq 0 ]]; then
-    print_color $MAGENTA "Checking direct SATA/SAS drives..."
+        print_color $YELLOW "No disks found via auto-detection"
-    local direct_devices=()
+        print_color $CYAN "Trying direct disk access..."
-    for dev in /dev/sd*; do
+        for disk in /dev/sda /dev/sdb /dev/sdc /dev/nvme0n1; do
-        if [[ -b "$dev" && "$dev" =~ /dev/sd[a-z]+$ ]]; then
+            if [[ -b "$disk" ]]; then
-            direct_devices+=("$dev")
+                disks+=("$disk:direct")
             fi
         done
-    
-    if [[ ${#direct_devices[@]} -gt 0 ]]; then
-        for dev in "${direct_devices[@]}"; do
-            check_disk "$dev" ""
-        done
-    else
-        print_color $YELLOW "No direct SATA/SAS drives found"
     fi
     
-    # Check drives behind RAID controllers
+    if [[ ${#disks[@]} -eq 0 ]]; then
-    for controller_type in "${raid_controllers[@]}"; do
+        print_color $RED "No disks found or accessible"
-        print_color $MAGENTA "Checking drives behind $controller_type controller..."
+        echo "Try running as root or specifying disk paths manually"
-        
+        exit 1
-        case $controller_type in
-            megaraid)
-                if command_exists storcli64; then
-                    local enclosures=$(storcli64 /c0 show | grep -E "^[0-9]+" | awk '{print $1}')
-                    for enc in $enclosures; do
-                        local drives=$(storcli64 /c0/e$enc/sall show | grep -E "^[0-9]+" | awk '{print $1}')
-                        for drive in $drives; do
-                            check_disk "/dev/sg$(echo $drive | cut -d':' -f1)" "megaraid,$drive"
-                        done
-                    done
     fi
-                ;;
-            # Add other controller types as needed
-        esac
-    done
     
-    # Footer note
+    print_color $GREEN "Found ${#disks[@]} disk(s) to check"
     echo ""
-    print_color $CYAN "Note: SAS SSD TBW endurance is based on enterprise standards. Other SSD/NVMe TBW may vary depending on the specific model and manufacturer."
+    
-    print_color $CYAN "Script by $CREATOR"
+    # Check each disk
+    for disk_info in "${disks[@]}"; do
+        IFS=':' read -r disk controller <<< "$disk_info"
+        check_disk "$disk" "$controller"
+    done
+    
+    print_color $BLUE "Check completed!"
+    echo ""
+    print_color $YELLOW "Note: SAS SSDs often do not expose write statistics through SMART."
+    print_color $YELLOW "      TBW information may not be available for these drives."
+    print_color $YELLOW "      SSD/NVMe TBW endurance may be higher depending on the specific model."
 }
 
-# Help function
+# Usage information
-show_help() {
+usage() {
-    echo "Usage: $SCRIPT_NAME [OPTIONS]"
+    echo "Usage: $SCRIPT_NAME [DISK1 DISK2 ...]"
-    echo "Check disk health for various types of storage devices"
     echo ""
-    echo "Options:"
+    echo "If no disks specified, auto-detects all available disks and RAID arrays"
-    echo "  -h, --help     Show this help message"
-    echo "  -v, --version  Show version information"
     echo ""
-    echo "Supported storage types:"
+    echo "Examples:"
-    echo "  - SATA HDD/SSD"
+    echo "  $SCRIPT_NAME                    # Check all auto-detected disks"
-    echo "  - SAS HDD/SSD"
+    echo "  $SCRIPT_NAME /dev/sda           # Check specific disk"
-    echo "  - NVMe"
+    echo "  $SCRIPT_NAME /dev/nvme0n1       # Check specific NVMe disk"
-    echo "  - RAID controllers (MegaRAID, 3ware, Areca, HP Smart Array, Adaptec)"
+    echo "  $SCRIPT_NAME /dev/sda /dev/nvme0n1  # Check multiple disks"
-    echo "  - Software RAID (MDRAID)"
     echo ""
-    echo "Requirements: smartmontools package must be installed"
+    echo "Supported: SATA HDD/SSD, SAS HDD/SSD, NVMe, Hardware RAID, Software RAID"
+    echo "Created by Adam T. Lau"
 }
 
-# Version function
+# Parse command line arguments
-show_version() {
-    echo "$SCRIPT_NAME version $VERSION"
-    echo "Created by $CREATOR"
-}
-
-# Main script execution
 case "${1:-}" in
     -h|--help)
-        show_help
+        usage
         exit 0
         ;;
     -v|--version)
-        show_version
+        echo "$SCRIPT_NAME version $VERSION"
+        echo "Created by Adam T. Lau"
         exit 0
         ;;
     *)
-        check_all_disks
+        main "$@"
         ;;
 esac