cloud-init AzureDS fails on 15.04

[Ben Howard]

Ubuntu 15.04 fails to provision on Windows Azure:

2015-02-17 23:07:07,824 - util.py[DEBUG]: Getting data from <class 'cloudinit.sources.DataSourceAzure.DataSourceAzureNet'> failed
Traceback (most recent call last):
  File "/usr/lib/python3/dist-packages/cloudinit/sources/__init__.py", line 255, in find_source
    if s.get_data():
  File "/usr/lib/python3/dist-packages/cloudinit/sources/DataSourceAzure.py", line 99, in get_data
    ret = util.mount_cb(cdev, load_azure_ds_dir)
  File "/usr/lib/python3/dist-packages/cloudinit/util.py", line 1493, in mount_cb
    ret = callback(mountpoint)
  File "/usr/lib/python3/dist-packages/cloudinit/sources/DataSourceAzure.py", line 597, in load_azure_ds_dir
    contents = fp.read()
  File "/usr/lib/python3.4/encodings/ascii.py", line 26, in decode
    return codecs.ascii_decode(input, self.errors)[0]
UnicodeDecodeError: 'ascii' codec can't decode byte 0xef in position 0: ordinal not in range(128)
2015-02-17 23:07:07,987 - util.py[WARNING]: No instance datasource found! Likely bad things to come!
2015-02-17 23:07:07,993 - util.py[DEBUG]: No instance datasource found! Likely bad things to come!

[Dan Watkins (oddbloke)]

I've attached a branch which is ready for smoser's review.

[Ben Howard (darkmuggle-deactivatedaccount)]

Since smoser is out, I tested and confirmed and confirmed the patch and applied to trunk.

[Launchpad Janitor (janitor)]

This bug was fixed in the package cloud-init - 0.7.7~bzr1060-0ubuntu1

---------------
cloud-init (0.7.7~bzr1060-0ubuntu1) vivid; urgency=medium

  * New upstream snapshot.
    * Fix for ascii decode in DataSourceAzure (LP: #1422993).
 -- Scott Moser <email address hidden> Fri, 20 Feb 2015 08:05:20 -0500

[James Falcon (falcojr)]

Tracked in Github Issues as https://github.com/canonical/cloud-init/issues/2523