def mpls_tun1_group(dpath, mod, ofctl):
"""
MPLS Tunnel1 Label Group
"""
_LOG.debug("MPLS Tunnel1 Group: %d %s %s", dpath.id, mod, ofctl)
entry = mod.mpls_label
cmd = fibcapi.group_mod_cmd(mod.cmd, dpath.ofproto)
gid = fibcapi.mpls_label_group_id(3, entry.dst_id)
def _buckets():
if not ofgroup.is_bucket_needed(dpath, cmd):
return []
next_gid = fibcapi.mpls_interface_group_id(entry.ne_id)
actions = [
ofaction.push_mpls(fibcapi.ETHTYPE_MPLS),
ofaction.set_field("mpls_label", entry.new_label),
ofaction.set_mpls_ttl(64),
ofaction.group(next_gid),
]
return [dict(actions=actions)]
group = ofgroup.group_mod(gid, "INDIRECT", _buckets)
ofctl.mod_group_entry(dpath, group, cmd)
def mpls_interface_group(dpath, mod, ofctl):
"""
MPLS Interface group
"""
_LOG.debug("MPLS Interface Group: %d %s", dpath.id, mod)
entry = mod.mpls_iface
cmd = fibcapi.group_mod_cmd(mod.cmd, dpath.ofproto)
gid = fibcapi.mpls_interface_group_id(entry.ne_id)
def _buckets():
if not ofgroup.is_bucket_needed(dpath, cmd):
return []
next_gid = fibcapi.l2_interface_group_id(entry.port_id, entry.vlan_vid)
vlan_vid = fibcapi.adjust_vlan_vid(
entry.vlan_vid) | fibcapi.OFPVID_PRESENT
actions = [
ofaction.set_field("eth_src", entry.eth_src),
ofaction.set_field("eth_dst", entry.eth_dst),
ofaction.set_field("vlan_vid", vlan_vid),
ofaction.group(next_gid),
]
return [dict(actions=actions)]
group = ofgroup.group_mod(gid, "INDIRECT", _buckets)
ofctl.mod_group_entry(dpath, group, cmd)
def mpls_l3_vpn_group(dpath, mod, ofctl, mpls_bos=True):
"""
MPLS L3 VPN Group
"""
_LOG.debug("MPLS L3 VPN Group: %d %s %s", dpath.id, mod, ofctl)
def get_next_gid(entry):
"""
Get Next Group Id
"""
if entry.ne_id != 0:
return fibcapi.mpls_interface_group_id(entry.ne_id)
elif entry.new_dst_id != 0:
return fibcapi.mpls_label_group_id(3, entry.new_dst_id)
return None
entry = mod.mpls_label
cmd = fibcapi.group_mod_cmd(mod.cmd, dpath.ofproto)
gid = fibcapi.mpls_label_group_id(2, entry.dst_id)
def _buckets():
if not ofgroup.is_bucket_needed(dpath, cmd):
return []
next_gid = get_next_gid(entry)
actions = [
ofaction.push_mpls(fibcapi.ETHTYPE_MPLS),
ofaction.set_field("mpls_label", entry.new_label),
]
if mpls_bos:
actions.append(ofaction.set_field("mpls_bos", 1))
actions.append(ofaction.set_mpls_ttl(64))
actions.append(ofaction.group(next_gid))
return [dict(actions=actions)]
group = ofgroup.group_mod(gid, "INDIRECT", _buckets)
ofctl.mod_group_entry(dpath, group, cmd)
def l2_interface_group(dpath, mod, ofctl):
"""
L2 Interface Group
"""
_LOG.debug("L2 Interface Group: %d %s", dpath.id, mod)
ofproto = dpath.ofproto
entry = mod.l2_iface
cmd = fibcapi.group_mod_cmd(mod.cmd, dpath.ofproto)
gid = fibcapi.l2_interface_group_id(entry.port_id, entry.vlan_vid)
def _buckets():
if not ofgroup.is_bucket_needed(dpath, cmd):
return []
actions = [ofaction.output(entry.port_id)]
if entry.vlan_vid == ofproto.OFPVID_NONE:
actions.insert(0, ofaction.pop_vlan())
return [dict(actions=actions)]
group = ofgroup.group_mod(gid, "INDIRECT", _buckets)
ofctl.mod_group_entry(dpath, group, cmd)
