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openvswitch: add option for OpenFlow datapath desc

Browse Source 
Add a UCI config option to set the OpenFlow datapath description. This
allows setting a human readable description of the bridge, e.g.
"Building x, Floor y, AP z", which makes it easier to recognize the AP.

Signed-off-by: Stijn Tintel <stijn@linux-ipv6.be>
This commit is contained in:
Stijn Tintel
2021-08-23 16:33:19 +03:00
committed by Yousong Zhou
parent 1a400370c0
commit c05103da92
4 changed files with 27 additions and 7 deletions
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18
net/openvswitch/files/openvswitch.init
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@@ -187,6 +187,17 @@ ovs_bridge_validate_datapath_id() {
fi
}
ovs_bridge_validate_datapath_desc() {
local dpdesc="$1"
if [ "$(echo $dpdesc | wc -c)" -le 255 ]; then
return 0
else
logger -t openvswitch "invalid datapath_desc: $dpdesc"
return 1
fi
}
ovs_bridge_init() {
local cfg="$1"
@@ -208,6 +219,13 @@ ovs_bridge_init() {
}
}
config_get datapath_desc "$cfg" datapath_desc
[ -n "$datapath_desc" ] && {
ovs_bridge_validate_datapath_desc "$datapath_desc" && {
ovs-vsctl --if-exists set bridge "$name" other-config:dp-desc="$datapath_desc"
}
}
config_list_foreach "$cfg" "ports" ovs_bridge_port_add
config_foreach ovs_bridge_port_add_complex ovs_port "$name"
config_get_bool drop "$cfg" "drop_unknown_ports" 0