[Bug 1189571] Re: Large lease times cause dhclient to die

[Ben Howard]

Confirmed that the RH fix works on Windows Azure:

$ sudo restart networking
$ cat /var/log/upstart/networking.log
Listening on LPF/eth0/00:15:5d:52:cd:db
Sending on   LPF/eth0/00:15:5d:52:cd:db
Sending on   Socket/fallback
DHCPREQUEST of 100.86.20.3 on eth0 to 255.255.255.255 port 67 (xid=0x30df9c2d)
DHCPACK of 100.86.20.3 from 100.86.20.1
RTNETLINK answers: File exists
Unable to set up timer: out of range
Failed to bring up eth0.
Internet Systems Consortium DHCP Client 4.2.4
Copyright 2004-2012 Internet Systems Consortium.
All rights reserved.
For info, please visit https://www.isc.org/software/dhcp/

Listening on LPF/eth0/00:15:5d:52:cd:db
Sending on   LPF/eth0/00:15:5d:52:cd:db
Sending on   Socket/fallback
DHCPREQUEST of 100.86.20.3 on eth0 to 255.255.255.255 port 67 (xid=0x39ff7987)
DHCPREQUEST of 100.86.20.3 on eth0 to 255.255.255.255 port 67 (xid=0x39ff7987)
DHCPACK of 100.86.20.3 from 100.86.20.1
RTNETLINK answers: File exists
bound to 100.86.20.3 -- renewal in 4294967295 seconds.
ssh stop/waiting
ssh start/running, process 2604

$ ps aux | grep dhc
root      2569  0.0  0.1  10232  2416 ?        Ss   18:12   0:00 dhclient -1 -v -pf /run/dhclient.eth0.pid -lf /var/lib/dhcp/dhclient.eth0.leases eth0

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https://bugs.launchpad.net/bugs/1189571

Title:
  Large lease times cause dhclient to die

Status in “isc-dhcp” package in Ubuntu:
  Confirmed

Bug description:
  On Windows Azure, the max lease time is used. In digging, it appears
  that the problem is related to the large lease times:

  From /var/log/upstart/netwokring:
  Listening on LPF/eth0/00:15:5d:52:cd:db
  Sending on   LPF/eth0/00:15:5d:52:cd:db
  Sending on   Socket/fallback
  DHCPREQUEST of 100.86.20.3 on eth0 to 255.255.255.255 port 67 (xid=0x30df9c2d)
  DHCPACK of 100.86.20.3 from 100.86.20.1
  RTNETLINK answers: File exists
  Unable to set up timer: out of range
  Failed to bring up eth0.

  This looks like a duplicate of the RH Bug 789601

  ProblemType: Bug
  DistroRelease: Ubuntu 13.04
  Package: isc-dhcp-client 4.2.4-5ubuntu2
  ProcVersionSignature: Ubuntu 3.8.0-23.34-generic 3.8.11
  Uname: Linux 3.8.0-23-generic x86_64
  ApportVersion: 2.9.2-0ubuntu8
  Architecture: amd64
  Date: Mon Jun 10 17:57:48 2013
  MarkForUpload: True
  SourcePackage: isc-dhcp
  UpgradeStatus: No upgrade log present (probably fresh install)

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