Public bug reported:

Problem Description
=================================
When using a config-drive to provide meta-data to cloud-init on ubuntu (for 
Linux guest running in KVM for z Systems) we get a check_instance_id() error 
whenever we soft reboot after the (successful) initial boot.

The error shows:

[    5.283203] cloud-init[1637]: Cloud-init v. 0.7.7 running 'init-local' at 
Sat, 23 Apr 2016 00:50:58 +0000. Up 5.25 seconds.
[    5.283368] cloud-init[1637]: 2016-04-22 20:50:58,839 - util.py[WARNING]: 
failed of stage init-local
[    5.286659] cloud-init[1637]: failed run of stage init-local
[    5.286770] cloud-init[1637]: 
------------------------------------------------------------
[    5.286849] cloud-init[1637]: Traceback (most recent call last):
[    5.286924] cloud-init[1637]:   File "/usr/bin/cloud-init", line 520, in 
status_wrapper
[    5.286998] cloud-init[1637]:     ret = functor(name, args)
[    5.287079] cloud-init[1637]:   File "/usr/bin/cloud-init", line 250, in 
main_init
[    5.287152] cloud-init[1637]:     init.fetch(existing=existing)
[    5.287225] cloud-init[1637]:   File 
"/usr/lib/python3/dist-packages/cloudinit/stages.py", line 322, in fetch
[    5.287298] cloud-init[1637]:     return 
self._get_data_source(existing=existing)
[    5.287371] cloud-init[1637]:   File 
"/usr/lib/python3/dist-packages/cloudinit/stages.py", line 229, in 
_get_data_source
[    5.287445] cloud-init[1637]:     ds.check_instance_id(self.cfg)):
[    5.287518] cloud-init[1637]: TypeError: check_instance_id() takes 1 
positional argument but 2 were given
[    5.287592] cloud-init[1637]: 
------------------------------------------------------------
[FAILED] Failed to start Initial cloud-init job (pre-networking).


The failure of the init-local pre-networking does seem to lead to a boot up 
delay as cloud-init tries to search for networking outside of the already saved 
networking data.   

Otherwise the error is purely cosmetic as later init modules find (or
let existing IP configuration take over) and bring up the correct
interfaces.

The original problem was found outside of openstack with stand-alone
cloud-config iso images.  But have been able to reproduce the problem
within an openstack ICM environment.

Team has had some success getting around the problem by patching the
check_instance_id function in /usr/lib/python3/dist-
packages/cloudinit/sources/DataSourceConfigDrive.py so that it accepted
an extra argument, ex:

ubuntu@markvercd:~$ sudo cat check_instance_id.patch 
--- /usr/lib/python3/dist-packages/cloudinit/sources/DataSourceConfigDrive.py   
2016-04-06 15:29:59.000000000 +0000
+++ 
/usr/lib/python3/dist-packages/cloudinit/sources/DataSourceConfigDrive.py.new   
    2016-04-11 22:53:47.799867139 +0000
@@ -155,7 +155,7 @@
 
         return True
 
-    def check_instance_id(self):
+    def check_instance_id(self,somecfg):
         # quickly (local check only) if self.instance_id is still valid
         return sources.instance_id_matches_system_uuid(self.get_instance_id())
 
ubuntu@markvercd:~$ 

---uname output---
Linux k6mpathcl.pokprv.stglabs.ibm.com 4.4.0-21-generic #37-Ubuntu SMP Mon Apr 
18 18:31:26 UTC 2016 s390x s390x s390x GNU/Linux
 
Machine Type = KVM guest on a z13 (2827-732) LPAR 

Steps to Reproduce
=============================
 1) set up ubuntu guest image with cloud-init
2) pass in iso image with cloud-config data in cdrom device
3) boot up successfully with cloud-config data
4) attempt a soft reboot.

** Affects: ubuntu
     Importance: Undecided
     Assignee: Skipper Bug Screeners (skipper-screen-team)
         Status: New


** Tags: architecture-s39064 bugnameltc-140675 severity-medium 
targetmilestone-inin1610

** Tags added: architecture-s39064 bugnameltc-140675 severity-medium
targetmilestone-inin1610

** Changed in: ubuntu
     Assignee: (unassigned) => Skipper Bug Screeners (skipper-screen-team)

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https://bugs.launchpad.net/bugs/1575055

Title:
  check_instance_id() error on reboots when using config-drive

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