Get device info

//native

/**

 * Get device info

 * Get the hostname, software version, platform (chassis part number) and serial number of a Cisco IOS XE device over RESTCONF.

 */

export async function main(auth: RT.CiscoIosxe) {

  const headers = {

    Authorization: `Basic ${btoa(`${auth.username}:${auth.password}`)}`,

    Accept: "application/yang-data+json",

  }

  const [hostnameResponse, hardwareResponse] = await Promise.all([

    fetch(

      new URL(

        `${auth.base_url.replace(/\/+$/, "")}/restconf/data/Cisco-IOS-XE-native:native/hostname`

      ),

      { headers }

    ),

    fetch(

      new URL(

        `${auth.base_url.replace(/\/+$/, "")}/restconf/data/Cisco-IOS-XE-device-hardware-oper:device-hardware-data/device-hardware`

      ),

      { headers }

    ),

  ])

  if (!hostnameResponse.ok) {

    throw new Error(

      `${hostnameResponse.status} ${await hostnameResponse.text()}`

    )

  }

  if (!hardwareResponse.ok) {

    throw new Error(

      `${hardwareResponse.status} ${await hardwareResponse.text()}`

    )

  }

  const hostname = (await hostnameResponse.json())[

    "Cisco-IOS-XE-native:hostname"

  ]

  // RFC 8040 wraps the response in the target node; Cisco DevNet's generated

  // examples show the module root wrapper instead, so accept both.

  const hardwareBody = await hardwareResponse.json()

  const hardware =

    hardwareBody["Cisco-IOS-XE-device-hardware-oper:device-hardware"] ??

    hardwareBody["Cisco-IOS-XE-device-hardware-oper:device-hardware-data"]?.[

      "device-hardware"

    ]

  const system = hardware?.["device-system-data"] ?? {}

  // A stack or a modular chassis reports one hw-type-chassis entry per member.

  const chassis = (hardware?.["device-inventory"] ?? [])

    .filter((item: any) => item["hw-type"] === "hw-type-chassis")

    .sort(

      (a: any, b: any) => Number(a["hw-dev-index"]) - Number(b["hw-dev-index"])

    )

  return {

    hostname,

    software_version: system["software-version"],

    platform: chassis[0]?.["part-number"],

    serial_number: chassis[0]?.["serial-number"],

    chassis,

    system_data: system,

  }

}