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add a few more flow_mod options and the option to check via a predicate

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if a module wants to be responsible for a certain rule...
This commit is contained in:
Johanna Amann 2015-04-16 15:44:46 -07:00
parent d876c044df
commit e21238d454
5 changed files with 26 additions and 14 deletions
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7
scripts/base/frameworks/openflow/plugins/ryu.bro
View file

@ -60,6 +60,8 @@ type ryu_ofp_flow_mod: record {
flags: count &optional;
match: OpenFlow::ofp_match;
actions: vector of ryu_flow_action;
out_port: count &optional;
out_group: count &optional;
};
# Mapping between ofp flow mod commands and ryu urls
@ -98,6 +100,11 @@ function ryu_flow_mod(state: OpenFlow::ControllerState, match: ofp_match, flow_m
$actions=flow_actions
);
if ( flow_mod?$out_port )
mod$out_port = flow_mod$out_port;
if ( flow_mod?$out_group )
mod$out_group = flow_mod$out_group;
# Type of the command
local command_type: string;

3
scripts/base/frameworks/openflow/types.bro
View file

@ -70,7 +70,8 @@ export {
## Priority level of flow entry.
priority: count &default=0;
## For OFPFC_DELETE* commands, require matching entried to include
## this as an output port. OFPP_ANY means no restrictions.
## this as an output port/group. OFPP_ANY/OFPG_ANY means no restrictions.
out_port: count &optional;
out_group: count &optional;
## Bitmap of the OFPFF_* flags
flags: count &default=0;

14
scripts/base/frameworks/pacf/plugins/openflow.bro
View file

@ -10,6 +10,7 @@ export {
idle_timeout: count &default=60;
table_id: count &optional;
check_pred: function(p: PluginState, r: Rule): bool &optional &weaken;
match_pred: function(p: PluginState, e: Entity, m: vector of OpenFlow::ofp_match): vector of OpenFlow::ofp_match &optional &weaken;
flow_mod_pred: function(p: PluginState, r: Rule, m: OpenFlow::ofp_flow_mod): OpenFlow::ofp_flow_mod &optional &weaken;
};
@ -30,8 +31,13 @@ function openflow_name(p: PluginState) : string
return fmt("Openflow - %s", p$of_controller$describe(p$of_controller$state));
}
function openflow_check_rule(c: OfConfig, r: Rule) : bool
function openflow_check_rule(p: PluginState, r: Rule) : bool
{
local c = p$of_config;
if ( p$of_config?$check_pred )
return p$of_config$check_pred(p, r);
if ( r$target == MONITOR && c$monitor )
return T;
@ -183,9 +189,7 @@ function openflow_rule_to_flow_mod(p: PluginState, r: Rule) : OpenFlow::ofp_flow
function openflow_add_rule(p: PluginState, r: Rule) : bool
{
local c = p$of_config;
if ( ! openflow_check_rule(c, r) )
if ( ! openflow_check_rule(p, r) )
return F;
local flow_mod = openflow_rule_to_flow_mod(p, r);
@ -202,7 +206,7 @@ function openflow_add_rule(p: PluginState, r: Rule) : bool
function openflow_remove_rule(p: PluginState, r: Rule) : bool
{
if ( ! openflow_check_rule(p$of_config, r) )
if ( ! openflow_check_rule(p, r) )
return F;
local flow_mod: OpenFlow::ofp_flow_mod = [

2
scripts/base/frameworks/pacf/types.bro
View file

@ -21,7 +21,7 @@ export {
conn: conn_id &optional; ##< Used with :bro:id:`CONNECTION` .
flow: flow_id &optional; ##< Used with :bro:id:`FLOW` .
ip: subnet &optional; ##< Used with :bro:id:`ORIGINATOR`/:bro:id:`RESPONDER`/:bro:id:`ADDRESS`; can specifiy a CIDR subnet.
mac: string &optional; ##< Used with :bro:id:`MAC`/:bro:id:`ORIGMAC`/:bro:id:`DESTMAC`.
mac: string &optional; ##< Used with :bro:id:`MAC`/:bro:id:`ORIGMAC`/:bro:id:`DESTMAC`/:bro:id:`MACFLOW`.
dst_mac: string &optional; ##< Used with :bro:id:`MACFLOW`; specifies the destination for the flow.
};

14
testing/btest/Baseline/scripts.base.frameworks.pacf.openflow/openflow.log
View file

@ -3,10 +3,10 @@
#empty_field (empty)
#unset_field -
#path openflow
#open 2015-04-14-22-20-31
#fields ts dpid match.in_port match.dl_src match.dl_dst match.dl_vlan match.dl_vlan_pcp match.dl_type match.nw_tos match.nw_proto match.nw_src match.nw_dst match.tp_src match.tp_dst flow_mod.cookie flow_mod.table_id flow_mod.command flow_mod.idle_timeout flow_mod.hard_timeout flow_mod.priority flow_mod.out_group flow_mod.flags flow_mod.out_ports
#types time count count string string count count count count count subnet subnet port port count count enum count count count count count vector[count]
1254722767.875996 42 - - - - - 2048 - 6 10.10.1.4/32 74.53.140.153/32 1470 25 2 - OpenFlow::OFPFC_ADD 60 30 0 - 0 (empty)
1254722767.875996 42 - - - - - 2048 - - 10.10.1.4/32 - - - 3 - OpenFlow::OFPFC_ADD 60 15 0 - 0 (empty)
1254722767.875996 42 - - - - - 2048 - - - 10.10.1.4/32 - - 3 - OpenFlow::OFPFC_ADD 60 15 0 - 0 (empty)
#close 2015-04-14-22-20-31
#open 2015-04-15-19-15-14
#fields ts dpid match.in_port match.dl_src match.dl_dst match.dl_vlan match.dl_vlan_pcp match.dl_type match.nw_tos match.nw_proto match.nw_src match.nw_dst match.tp_src match.tp_dst flow_mod.cookie flow_mod.table_id flow_mod.command flow_mod.idle_timeout flow_mod.hard_timeout flow_mod.priority flow_mod.out_port flow_mod.out_group flow_mod.flags flow_mod.out_ports
#types time count count string string count count count count count subnet subnet port port count count enum count count count count count count vector[count]
1254722767.875996 42 - - - - - 2048 - 6 10.10.1.4/32 74.53.140.153/32 1470 25 2 - OpenFlow::OFPFC_ADD 60 30 0 - - 0 (empty)
1254722767.875996 42 - - - - - 2048 - - 10.10.1.4/32 - - - 3 - OpenFlow::OFPFC_ADD 60 15 0 - - 0 (empty)
1254722767.875996 42 - - - - - 2048 - - - 10.10.1.4/32 - - 3 - OpenFlow::OFPFC_ADD 60 15 0 - - 0 (empty)
#close 2015-04-15-19-15-14