[
  {
    "name": "",
    "description": "",
    "multi_check": "True",
    "device_list": "command to list all devices of this type for iteration",
    "properties": {
      "property_name": "shell command to display said property",
      "property_with_variance":{
        "x86_64": "this structure works with metrics also",
        "aarch64": "the code calls based on the key name"
      }
    },
    "metrics": {
      "metric_name": "shell command to display said metric"
    },  
    "multi_metrics": [
      "array",
      "of metric names",
      "for devices with",
      "multiple instances"
      ],
    "virt_ignore": [  
      "array",
      "of metrics",
      "or properties",
      "to skip when",
      "running on a VM"    
    ],
    "precheck": "if there is a chance this device might be absent, this is the shell command to check for its presence",
    
    "arch_check": "If there have to be different commands for different architechures, this is the solution",
    "arch_variance": [
      "array",
      "of metrics",
      "or properties",
      "which have variance"
    ]
  },
  {
    "static_key_variables": [
        {"name": "Hostname", "command": "hostname"},
        {"name": "Virtual Machine", "command": "echo $( [ \"$(systemd-detect-virt)\" = none ] && echo False || echo True )", "req_check": "False"},
        {"name": "CPU Architecture", "command": "lscpu --json | jq -r '.lscpu[] | select(.field==\"Architecture:\") | .data'"},
        {"name": "OS Kernel", "command": "uname -r"},
        {"name": "OS Name", "command": "cat /etc/os-release | grep PRETTY | cut -d\\\" -f2"},
        {"name": "Manufacturer", "command": "sudo dmidecode --type 1 | grep Manufacturer: | cut -d: -f2 |  sed -e 's/^[ \\t]*//'"},
        {"name": "Product Name", "command": "sudo dmidecode --type 2 | grep 'Product Name:' | cut -d: -f2 |  sed -e 's/^[ \\t]*//'"},
        {"name": "Serial Number", "command": "sudo dmidecode --type 2 | grep 'Serial Number: '| cut -d: -f2 |  sed -e 's/^[ \\t]*//'"}
    ],
    "dynamic_key_variables": [
        {"name": "System Uptime", "command": "uptime -p"},
        {"name": "Current Date", "command": "date '+%D %r'"}
    ],
    "virt_ignore": [
        "Product Name",
        "Serial Number"
    ]
  },
{
    "name:": "System",
    "static_key_variables": [
        {
          "name": "Hostname", 
          "command": "hostname"
        },
        {
          "name": "Virtual Machine", 
          "command": "echo $( [ \"$(systemd-detect-virt)\" = none ] && echo False || echo True )", 
          "req_check": "False"
        },
        {
          "name": "CPU Architecture", 
          "command": "lscpu --json | jq -r '.lscpu[] | select(.field==\"Architecture:\") | .data'"
        },
        {
          "name": "OS Kernel", 
          "command": "uname -r"
        },
        {
          "name": "OS Name", 
          "command": "cat /etc/os-release | grep PRETTY | cut -d\\\" -f2"
        },
        {
          "name": "Manufacturer", 
          "command":{
            "x86_64": "sudo dmidecode --type 1 | grep Manufacturer: | cut -d: -f2 |  sed -e 's/^[ \\t]*//'"
          }, 
          "arch_check": "true"
        },
        {
          "name": "Product Name", 
          "command": {
            "x86_64": "sudo dmidecode --type 2 | grep 'Product Name:' | cut -d: -f2 |  sed -e 's/^[ \\t]*//'"
          },  
          "arch_check": "true"
        },
        {
          "name": "Serial Number", 
          "command": {
            "x86_64": "sudo dmidecode --type 2 | grep 'Serial Number: '| cut -d: -f2 |  sed -e 's/^[ \\t]*//'"
          }, 
          "arch_check": "true"
        }
    ],
    "dynamic_key_variables": [
        {
          "name": "System Uptime", 
          "command": "uptime -p"
        },
        {
          "name": "Current Date", 
          "command": "date '+%D %r'"
        }
    ],
    "virt_ignore": [
        "Product Name",
        "Serial Number"
    ]
  },


  {
      "SATA GBW": "sudo /usr/sbin/smartctl -x --json /dev/{this_device} | jq -r '.physical_block_size as $block |.ata_device_statistics.pages[] | select(.name == \"General Statistics\") | .table[] | select(.name == \"Logical Sectors Written\") | .value as $sectors | ($sectors * $block) / 1073741824 ' | awk '{{printf \"%.2f GiB Written\\n\", $0}}' || true",
      "NVMe GBW": "sudo /usr/sbin/smartctl -x --json /dev/{this_device} | jq -r ' .nvme_smart_health_information_log.data_units_written as $dw | .logical_block_size as $ls | ($dw * $ls) / 1073741824  ' | awk '{{printf \"%.2f GiB Written\\n\", $0}}' || true"
  }
]