Merge pull request #88 from truenas/more-partition-fixes

NAS-130084 / 24.10 / try to help partition detection

truenas_installer/utils.py

@@ -25,6 +25,15 @@ async def get_partitions(
  else:
  tries = min(tries, MAX_PARTITION_WAIT_TIME_SECS)
 
+ # by the time this function is called, partitions should have been
+ # written to the disk. However, it doesn't mean the kernel/udev has
+ # updated the various symlinks in sysfs. We'll open the block device
+ # in write mode. This should send a kernel and udev change event for
+ # the device and any partitions as well. Ideally, this will help bubble
+ # up the events so sysfs is populated before the logic below kicks in
+ with open(device, 'w'):
+ pass
+
  disk_partitions = {i: None for i in partitions}
  device = device.removeprefix('/dev/')
  for _try in range(tries):