Service Topology implementation for Kubernetes #72046
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/assign @thockin @johnbelamaric @wojtek-t |
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andrewsykim
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Nov 15, 2019
pkg/apis/core/types.go
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| // If this field is specified and all entries have no backends that match | ||
| // the topology of the client, the service has no backends for that client | ||
| // and connections should fail. | ||
| // The special value "*" may be used to mean "any node". This catch-all |
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btw, this is still unresolved, can we fix in follow-up PR?
pkg/proxy/iptables/proxier.go
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| klog.Errorf("Received a watch event for a node %s that doesn't match the current node %v", node.Name, proxier.hostname) | ||
| return | ||
| } | ||
| new := node.Labels |
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shouldn't use new, since it's a go keyword, can we rename to newLabels
pkg/proxy/iptables/proxier.go
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| return | ||
| } | ||
| new := node.Labels | ||
| old := proxier.nodeLabels |
pkg/proxy/iptables/proxier.go
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| proxier.mu.Lock() | ||
| proxier.nodeLabels = new | ||
| proxier.mu.Unlock() | ||
| if len(old) != len(new) || !reflect.DeepEqual(old, new) { |
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length is already considered from reflecy.DeepEqual?
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Yes, gonna remove length comparation.
pkg/proxy/ipvs/proxier.go
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| klog.Errorf("Received a watch event for a node %s that doesn't match the current node %v", node.Name, proxier.hostname) | ||
| return | ||
| } | ||
| new := node.Labels |
pkg/proxy/ipvs/proxier.go
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| return | ||
| } | ||
| new := node.Labels | ||
| old := proxier.nodeLabels |
pkg/proxy/ipvs/proxier.go
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| klog.Errorf("Received a watch event for a node %s that doesn't match the current node %v", node.Name, proxier.hostname) | ||
| return | ||
| } | ||
| new := node.Labels |
pkg/proxy/ipvs/proxier.go
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| return | ||
| } | ||
| new := node.Labels | ||
| old := proxier.nodeLabels |
* Implement Service Topology for ipvs and iptables proxier * Add test files * API validation
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/milestone v1.18 (code freeze v1.17) |
Can we request an exception to fit this into v1.17? @thockin @andrewsykim @johnbelamaric |
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/milestone v1.17 I can lgtm by EOD PST if comments are addressed, otherwise we'll file an exception (we agreed to do this in today's SIG meeting) |
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I see comments are addressed now, thanks @imroc /lgtm |
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/retest |
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@imroc looks like we need to update swagger docs and protobuf |
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Yes, now it's updated and pushed. |
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/lgtm |
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/retest help wanted please. |
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/test pull-kubernetes-e2e-gce-100-performance |
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/retest |
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What type of PR is this?
/kind api-change
/kind feature
What this PR does / why we need it:
API&Implement for feature: topology-aware service routing
Which issue(s) this PR fixes:
Fixes #
Special notes for your reviewer:
Design document of this feature is kubernetes/enhancements#640
Does this PR introduce a user-facing change?: