def scenario2(self, first_table=0, second_table=1, tos1=4, tos2=8):
"""
Add flow entries:
First Table; Match IP Src A; set ToS = tos1, goto Second Table
First Table; Match IP Src B; set ToS = tos2, goto Second Table
Second Table; Match IP Src A; send to 1
Second Table; Match IP Src B; send to 1
Then send packets:
IP A; expect port 1 with ToS = tos1
IP B; expect port 1 with ToS = tos2
@param self object instance
@param first_table first table
@param second_table second table
@param tos1 ToS value to be set for first flow
@param tos2 ToS value to be set for second flow
"""
of_ports = testutils.clear_switch(self, pa_port_map.keys(), pa_logger)
# Set up flow match in table A: set ToS
t_act = action.action_set_nw_tos()
t_act.nw_tos = tos1
write_goto_action(self,
first_table,
second_table,
t_act,
ip_src='192.168.1.10')
t_act.nw_tos = tos2
write_goto_action(self,
first_table,
second_table,
t_act,
ip_src='192.168.1.30')
# Set up flow matches in table B: routing
write_output(self, second_table, of_ports[1], ip_src="192.168.1.10")
write_output(self, second_table, of_ports[1], ip_src="192.168.1.30")
# Generate packets and check them
exp_pkt = testutils.simple_tcp_packet(ip_src='192.168.1.10',
tcp_sport=10,
ip_tos=tos1)
reply_check_dp(self,
ip_src='192.168.1.10',
tcp_sport=10,
exp_pkt=exp_pkt,
ing_port=of_ports[2],
egr_port=of_ports[1])
exp_pkt = testutils.simple_tcp_packet(ip_src='192.168.1.30',
tcp_sport=10,
ip_tos=tos2)
reply_check_dp(self,
ip_src='192.168.1.30',
tcp_sport=10,
exp_pkt=exp_pkt,
ing_port=of_ports[2],
egr_port=of_ports[1])
def action_generate(parent, field_to_mod, mod_field_vals):
"""
Create an action to modify the field indicated in field_to_mod
@param parent Must implement, assertTrue
@param field_to_mod The field to modify as a string name
@param mod_field_vals Hash of values to use for modified values
"""
act = None
if field_to_mod in ['pktlen']:
return None
if field_to_mod == 'dl_dst':
act = action.action_set_dl_dst()
act.dl_addr = parse.parse_mac(mod_field_vals['dl_dst'])
elif field_to_mod == 'dl_src':
act = action.action_set_dl_src()
act.dl_addr = parse.parse_mac(mod_field_vals['dl_src'])
elif field_to_mod == 'dl_vlan_enable':
if not mod_field_vals['dl_vlan_enable']: # Strip VLAN tag
act = action.action_strip_vlan()
# Add VLAN tag is handled by dl_vlan field
# Will return None in this case
elif field_to_mod == 'dl_vlan':
act = action.action_set_vlan_vid()
act.vlan_vid = mod_field_vals['dl_vlan']
elif field_to_mod == 'dl_vlan_pcp':
act = action.action_set_vlan_pcp()
act.vlan_pcp = mod_field_vals['dl_vlan_pcp']
elif field_to_mod == 'ip_src':
act = action.action_set_nw_src()
act.nw_addr = parse.parse_ip(mod_field_vals['ip_src'])
elif field_to_mod == 'ip_dst':
act = action.action_set_nw_dst()
act.nw_addr = parse.parse_ip(mod_field_vals['ip_dst'])
elif field_to_mod == 'ip_tos':
act = action.action_set_nw_tos()
act.nw_tos = mod_field_vals['ip_tos']
elif field_to_mod == 'tcp_sport':
act = action.action_set_tp_src()
act.tp_port = mod_field_vals['tcp_sport']
elif field_to_mod == 'tcp_dport':
act = action.action_set_tp_dst()
act.tp_port = mod_field_vals['tcp_dport']
elif field_to_mod == 'udp_sport':
act = action.action_set_tp_src()
act.tp_port = mod_field_vals['udp_sport']
elif field_to_mod == 'udp_dport':
act = action.action_set_tp_dst()
act.tp_port = mod_field_vals['udp_dport']
else:
parent.assertTrue(0, "Unknown field to modify: " + str(field_to_mod))
return act
def action_generate(parent, field_to_mod, mod_field_vals):
"""
Create an action to modify the field indicated in field_to_mod
@param parent Must implement, assertTrue
@param field_to_mod The field to modify as a string name
@param mod_field_vals Hash of values to use for modified values
"""
act = None
if field_to_mod in ['pktlen']:
return None
if field_to_mod == 'dl_dst':
act = action.action_set_dl_dst()
act.dl_addr = parse.parse_mac(mod_field_vals['dl_dst'])
elif field_to_mod == 'dl_src':
act = action.action_set_dl_src()
act.dl_addr = parse.parse_mac(mod_field_vals['dl_src'])
elif field_to_mod == 'dl_vlan_enable':
if not mod_field_vals['dl_vlan_enable']: # Strip VLAN tag
act = action.action_strip_vlan()
# Add VLAN tag is handled by dl_vlan field
# Will return None in this case
elif field_to_mod == 'dl_vlan':
act = action.action_set_vlan_vid()
act.vlan_vid = mod_field_vals['dl_vlan']
elif field_to_mod == 'dl_vlan_pcp':
act = action.action_set_vlan_pcp()
act.vlan_pcp = mod_field_vals['dl_vlan_pcp']
elif field_to_mod == 'ip_src':
act = action.action_set_nw_src()
act.nw_addr = parse.parse_ip(mod_field_vals['ip_src'])
elif field_to_mod == 'ip_dst':
act = action.action_set_nw_dst()
act.nw_addr = parse.parse_ip(mod_field_vals['ip_dst'])
elif field_to_mod == 'ip_tos':
act = action.action_set_nw_tos()
act.nw_tos = mod_field_vals['ip_tos']
elif field_to_mod == 'tcp_sport':
act = action.action_set_tp_src()
act.tp_port = mod_field_vals['tcp_sport']
elif field_to_mod == 'tcp_dport':
act = action.action_set_tp_dst()
act.tp_port = mod_field_vals['tcp_dport']
else:
parent.assertTrue(0, "Unknown field to modify: " + str(field_to_mod))
return act
def scenario2(self, first_table = 0, second_table = 1, tos1 = 4, tos2 = 8):
"""
Add flow entries:
First Table; Match IP Src A; set ToS = tos1, goto Second Table
First Table; Match IP Src B; set ToS = tos2, goto Second Table
Second Table; Match IP Src A; send to 1
Second Table; Match IP Src B; send to 1
Then send packets:
IP A; expect port 1 with ToS = tos1
IP B; expect port 1 with ToS = tos2
@param self object instance
@param first_table first table
@param second_table second table
@param tos1 ToS value to be set for first flow
@param tos2 ToS value to be set for second flow
"""
of_ports = testutils.clear_switch(self, pa_port_map.keys(), pa_logger)
# Set up flow match in table A: set ToS
t_act = action.action_set_nw_tos()
t_act.nw_tos = tos1
write_goto_action(self, first_table, second_table, t_act,
ip_src='192.168.1.10')
t_act.nw_tos = tos2
write_goto_action(self, first_table, second_table, t_act,
ip_src='192.168.1.30')
# Set up flow matches in table B: routing
write_output(self, second_table, of_ports[1], ip_src="192.168.1.10")
write_output(self, second_table, of_ports[1], ip_src="192.168.1.30")
# Generate packets and check them
exp_pkt = testutils.simple_tcp_packet(ip_src='192.168.1.10',
tcp_sport=10, ip_tos=tos1)
reply_check_dp(self, ip_src='192.168.1.10', tcp_sport=10,
exp_pkt=exp_pkt, ing_port=of_ports[2], egr_port=of_ports[1])
exp_pkt = testutils.simple_tcp_packet(ip_src='192.168.1.30',
tcp_sport=10, ip_tos=tos2)
reply_check_dp(self, ip_src='192.168.1.30', tcp_sport=10,
exp_pkt=exp_pkt, ing_port=of_ports[2], egr_port=of_ports[1])
