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fix(DSR): setup DSR inside pod on local eps only #1651

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merged 3 commits into from
Apr 24, 2024
+22 −4
Merged

fix(DSR): setup DSR inside pod on local eps only #1651

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59a1281
fix(DSR): setup DSR inside pod on local eps only
aauren Apr 22, 2024
1f0a2cf
fix(service_endpoints_sync.go): error to be indicative of failure type
aauren Apr 24, 2024
e3c0f3b
feat(NSC): ensure rp_filter is set correctly
aauren Apr 24, 2024
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10 changes: 7 additions & 3 deletions pkg/controllers/proxy/service_endpoints_sync.go
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Original file line number Diff line number Diff line change
Expand Up @@ -564,9 +564,13 @@ func (nsc *NetworkServicesController) setupExternalIPForDSRService(svc *serviceI
endpoint.ip, externalIP, err)
}

// add the external IP to a virtual interface inside the pod so that the pod can receive it
if err = nsc.addDSRIPInsidePodNetNamespace(externalIP.String(), endpoint.ip); err != nil {
return fmt.Errorf("unable to setup DSR receiver inside pod: %v", err)
// It's only for local endpoints that we can enter the container's namespace and add DSR receivers inside it.
// If we aren't local, then we should skip this step so that we don't accidentally throw an error.
if endpoint.isLocal {
// add the external IP to a virtual interface inside the pod so that the pod can receive it
if err = nsc.addDSRIPInsidePodNetNamespace(externalIP.String(), endpoint.ip); err != nil {
return fmt.Errorf("unable to setup DSR receiver inside pod: %v", err)
}
}

svcEndpointMap[externalIPServiceID] = append(svcEndpointMap[externalIPServiceID],
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