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pkg/mesh/mesh.go: ignore Kilo IP during discovery 

This ensures that Kilo will not select an IP assigned to the Kilo
interface when discovering public and private IPs.

Signed-off-by: Lucas Servén Marín <lserven@gmail.com>
This commit is contained in:
Lucas Servén Marín 2021-01-19 20:25:50 +01:00
parent e7855825cf
commit 95c0143b1a
No known key found for this signature in database
GPG Key ID: 586FEAF680DA74AD
1 changed files with 9 additions and 9 deletions
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18
pkg/mesh/mesh.go
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@ -108,15 +108,6 @@ func New(backend Backend, enc encapsulation.Encapsulator, granularity Granularit
if err != nil {
return nil, fmt.Errorf("failed to query netlink for CNI device: %v", err)
}
privateIP, publicIP, err := getIP(hostname, enc.Index(), cniIndex)
if err != nil {
return nil, fmt.Errorf("failed to find public IP: %v", err)
}
ifaces, err := interfacesForIP(privateIP)
if err != nil {
return nil, fmt.Errorf("failed to find interface for private IP: %v", err)
}
privIface := ifaces[0].Index
var kiloIface int
if createIface {
kiloIface, _, err = wireguard.New(iface)
@ -130,6 +121,15 @@ func New(backend Backend, enc encapsulation.Encapsulator, granularity Granularit
}
kiloIface = link.Attrs().Index
}
privateIP, publicIP, err := getIP(hostname, kiloIface, enc.Index(), cniIndex)
if err != nil {
return nil, fmt.Errorf("failed to find public IP: %v", err)
}
ifaces, err := interfacesForIP(privateIP)
if err != nil {
return nil, fmt.Errorf("failed to find interface for private IP: %v", err)
}
privIface := ifaces[0].Index
if enc.Strategy() != encapsulation.Never {
if err := enc.Init(privIface); err != nil {
return nil, fmt.Errorf("failed to initialize encapsulator: %v", err)