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Add interface optional string for csum. #132

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Add interface optional string for csum. #132

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9 changes: 9 additions & 0 deletions ovs/vswitch.go
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Original file line number Diff line number Diff line change
Expand Up @@ -274,6 +274,11 @@ type InterfaceOptions struct {
// tunneled traffic leaving this interface. Optionally it could be set to
// "flow" which expects the flow to set tunnel ID.
Key string

// Optionally compute encapsulation header (either GRE or UDP) checksums on
// outgoing packets. Default is false, set to true to enable. Checksums present
// on incoming packets will be validated regardless of this setting.
Csum string
}

// slice creates a string slice containing any non-zero option values from the
Expand Down Expand Up @@ -315,5 +320,9 @@ func (i InterfaceOptions) slice() []string {
s = append(s, fmt.Sprintf("options:key=%s", i.Key))
}

if i.Csum != "" {
s = append(s, fmt.Sprintf("options:csum=%s", i.Csum))
}

return s
}
15 changes: 15 additions & 0 deletions ovs/vswitch_test.go
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Expand Up @@ -857,6 +857,21 @@ func TestInterfaceOptions_slice(t *testing.T) {
"options:key=flow",
},
},
{
desc: "flow based VXLAN tunnel",
i: InterfaceOptions{
Type: InterfaceTypeVXLAN,
RemoteIP: "flow",
Key: "flow",
Csum: "true",
},
out: []string{
"type=vxlan",
"options:remote_ip=flow",
"options:key=flow",
"options:csum=true",
},
},
{
desc: "all options",
i: InterfaceOptions{
Expand Down