Public bug reported:

the extra_dhcp_opts allows empty string '      ', as an option_value,
which dnsmasq has been detected ans segment faulting when encountering a
tag:ece4c8aa-15c9-4f6b-8c42-7d4e285734bf,option:server-ip-address,
option in the opts file.

Checks are need in the create and update protions of the extra_dhcp_opts
extension to prevent this.

** Affects: neutron
     Importance: Undecided
     Assignee: dkehn (dekehn)
         Status: New

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https://bugs.launchpad.net/bugs/1257467

Title:
  extra_dhcp_opts allows empty strings

Status in OpenStack Neutron (virtual network service):
  New

Bug description:
  the extra_dhcp_opts allows empty string '      ', as an option_value,
  which dnsmasq has been detected ans segment faulting when encountering
  a  tag:ece4c8aa-15c9-4f6b-8c42-7d4e285734bf,option:server-ip-address,
  option in the opts file.

  Checks are need in the create and update protions of the
  extra_dhcp_opts extension to prevent this.

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