[Yahoo-eng-team] [Bug 1745642] [NEW] SG hybrid iptables driver and FWaaS OVS driver create overlapping conntrack zones

2018-01-26 Thread chandan dutta chowdhury
Public bug reported:

SG with hybrid-iptables driver uses per port conntrack zones. FWaaS port
security uses per network conntrack zones based on local vlans assigned
by ovs l2 agent. In case both SG iptables-hybrid driver and FWaaS port
security is enabled, there is a posibility of iptables-hybrid and OVS
based FWaaS driver allocating overlapping zone and creating security
holes.

** Affects: neutron
 Importance: Undecided
 Assignee: chandan dutta chowdhury (chandanc)
 Status: New

** Project changed: cinder => neutron

** Changed in: neutron
 Assignee: (unassigned) => chandan dutta chowdhury (chandanc)

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Title:
  SG hybrid iptables driver and FWaaS OVS driver create overlapping
  conntrack zones

Status in neutron:
  New

Bug description:
  SG with hybrid-iptables driver uses per port conntrack zones. FWaaS
  port security uses per network conntrack zones based on local vlans
  assigned by ovs l2 agent. In case both SG iptables-hybrid driver and
  FWaaS port security is enabled, there is a posibility of iptables-
  hybrid and OVS based FWaaS driver allocating overlapping zone and
  creating security holes.

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[Yahoo-eng-team] [Bug 1607227] [NEW] Enhancement to iptables driver for FWaaS v2

2016-07-28 Thread chandan dutta chowdhury
Public bug reported:

The Iptables manager and firewall driver in Neutron must be enhanced for
co-existence of SecurityGroup and FWaaS v2 APIs. This patch re-factors
the IPTables driver for enabling FWaaS and SG chain to be interleaved
preserving ordering of rules.

** Affects: neutron
 Importance: Undecided
 Assignee: chandan dutta chowdhury (chandanc)
 Status: New

** Changed in: neutron
 Assignee: (unassigned) => chandan dutta chowdhury (chandanc)

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Title:
  Enhancement to  iptables driver for FWaaS v2

Status in neutron:
  New

Bug description:
  The Iptables manager and firewall driver in Neutron must be enhanced
  for co-existence of SecurityGroup and FWaaS v2 APIs. This patch re-
  factors the IPTables driver for enabling FWaaS and SG chain to be
  interleaved preserving ordering of rules.

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[Yahoo-eng-team] [Bug 1595515] [NEW] IpConntrackManager class in ip_conntrack.py should be a singleton to be used by both SG and FWaaS

2016-06-23 Thread chandan dutta chowdhury
Public bug reported:

The FWaaS V2 APIs is going to configure security rules at a port level.
It will need to use connection tracking and zone configuration methods
defined in the ip_conntrack.py and iptables_firewall.py in neutron
project.

Some methods in the IptablesFirewallDriver in iptables_firewall needs to
be moved to IpConntrackManager class in ip_conntrack.py. As
IpConntrackManager will be used by both SG and FWaaS V2 APIs and both of
them can be used at the same time, the IpConntrackManager should be a
singleton responsible for allocating and reclaiming zones assigned to
ports.

** Affects: neutron
 Importance: Undecided
 Assignee: chandan dutta chowdhury (chandanc)
 Status: New

** Changed in: neutron
 Assignee: (unassigned) => chandan dutta chowdhury (chandanc)

** Description changed:

  The FWaaS V2 APIs is going to configure security rules at a port level.
- It will need to use connection and zone configuration methods defined in
- the ip_conntrack.py and iptables_firewall.py in neutron project.
+ It will need to use connection tracking and zone configuration methods
+ defined in the ip_conntrack.py and iptables_firewall.py in neutron
+ project.
  
  Some methods in the IptablesFirewallDriver in iptables_firewall needs to
  be moved to IpConntrackManager class in ip_conntrack.py. As
  IpConntrackManager will be used by both SG and FWaaS V2 APIs and both of
  them can be used at the same time, the IpConntrackManager should be a
  singleton responsible for allocating and reclaiming zones assigned to
  ports.

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Title:
  IpConntrackManager class in ip_conntrack.py should be a singleton to
  be used by both SG and FWaaS

Status in neutron:
  New

Bug description:
  The FWaaS V2 APIs is going to configure security rules at a port
  level. It will need to use connection tracking and zone configuration
  methods defined in the ip_conntrack.py and iptables_firewall.py in
  neutron project.

  Some methods in the IptablesFirewallDriver in iptables_firewall needs
  to be moved to IpConntrackManager class in ip_conntrack.py. As
  IpConntrackManager will be used by both SG and FWaaS V2 APIs and both
  of them can be used at the same time, the IpConntrackManager should be
  a singleton responsible for allocating and reclaiming zones assigned
  to ports.

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