[Bug 1300654] Re: Prompt to update unmodified configuration file during upgrade from Precise to Trusty

[Jean-Baptiste Lallement]

** Attachment added: "dhclient.conf.dpkg-new"
   https://bugs.launchpad.net/ubuntu/+source/isc-dhcp/+bug/1300654/+attachment/4057561/+files/dhclient.conf.dpkg-new

** Tags added: precise2trusty qa-manual-testing rls-t-incoming

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https://bugs.launchpad.net/bugs/1300654

Title:
  Prompt to update unmodified configuration file during upgrade from
  Precise to Trusty

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

Bug description:
  During upgrade from Precise to Trusty a prompt is showed to update
  /etc/dhcp.conf while this file hasn't been modified.

  TEST CASE:
  1. Install Lucid Server amd64
  2. Upgrade to Precise
  3. Upgrade to Trusty

  EXPECTED RESULT
  No prompt for unmodified configuration file

  ACTUAL RESULT
  Prompt to update /etc/dhcp/dhcp.conf

  # diff -u dhclient.conf*
  --- dhclient.conf       2014-04-01 10:30:19.107769901 +0200
  +++ dhclient.conf.dpkg-new      2014-04-01 10:30:19.063769902 +0200
  @@ -13,15 +13,18 @@
   
   option rfc3442-classless-static-routes code 121 = array of unsigned integer 8;
   
  -send host-name "<hostname>";
  +#send host-name "andare.fugue.com";
  +send host-name = gethostname();
   #send dhcp-client-identifier 1:0:a0:24:ab:fb:9c;
   #send dhcp-lease-time 3600;
   #supersede domain-name "fugue.com home.vix.com";
   #prepend domain-name-servers 127.0.0.1;
   request subnet-mask, broadcast-address, time-offset, routers,
          domain-name, domain-name-servers, domain-search, host-name,
  +       dhcp6.name-servers, dhcp6.domain-search,
          netbios-name-servers, netbios-scope, interface-mtu,
  -       rfc3442-classless-static-routes, ntp-servers;
  +       rfc3442-classless-static-routes, ntp-servers,
  +       dhcp6.fqdn, dhcp6.sntp-servers;
   #require subnet-mask, domain-name-servers;
   #timeout 60;
   #retry 60;

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