usbboot: Add more logging

Change-type: patch
Signed-off-by: Juan Cruz Viotti <juan@balena.io>

lib/sdk/adapters/usbboot/index.js

@@ -419,6 +419,7 @@ class USBBootAdapter extends EventEmitter {
       const endpoint = deviceInterface.endpoint(addresses.endpoint)
 
       if (serialNumberIndex === USB_DESCRIPTOR_NULL_INDEX) {
+        debug('Writing boot code')
         return this.queryBlobFromCache(USBBOOT_BOOTCODE_FILE_NAME).then((bootcode) => {
           return USBBootAdapter.writeBootCode(device, endpoint, bootcode)
         })
@@ -441,6 +442,7 @@ class USBBootAdapter extends EventEmitter {
           setProgress((step * (PERCENTAGE_TOTAL - PERCENTAGE_START) / STEPS_TOTAL) + PERCENTAGE_START)
         }
       }).tap(() => {
+        debug('File server started')
         setProgress(utils.PERCENTAGE_MAXIMUM)
       })
     }).return(device).catch({

lib/sdk/adapters/usbboot/protocol.js

@@ -232,16 +232,22 @@ const chunks = function *(buffer, size) {
  * })
  */
 exports.write = (device, endpoint, buffer) => {
+  console.log(`SEND BUFFER SIZE: ${buffer.length}`)
   return exports.sendBufferSize(device, buffer.length)
+    .then(() => {
+      console.log(`BUFFER SIZE SENT: ${buffer.length}`)
+    })
 
     // We get LIBUSB_TRANSFER_STALL sometimes
     // in future bulk transfers without this
     .delay(USB_REQUEST_DELAY_MS)
 
     .then(() => {
+      console.log(`SENDING CHUNKS: ${buffer.length} (max ${ONE_MEGABYTE})`)
       endpoint.timeout = USB_BULK_TRANSFER_TIMEOUT_MS
       return Bluebird.each(chunks(buffer, ONE_MEGABYTE), (chunk) => {
         return Bluebird.fromCallback((callback) => {
+          console.log(`SENDING CHUNK: ${chunk.length}`)
           endpoint.transfer(chunk, callback)
         })
       })

lib/sdk/adapters/usbboot/usb.js

@@ -74,6 +74,11 @@ exports.listDevices = () => {
     return device
   })
 
+  console.log(devices.map((device) => {
+    const descriptor = device.deviceDescriptor
+    return `${descriptor.idVendor.toString(16)}:${descriptor.idProduct.toString(16)}`
+  }))
+
   // Include driverless devices into the list of USB devices.
   if (process.platform === 'win32') {
     // NOTE: Temporarily ignore errors when loading winusb-driver-generator,