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Watch feature (#1527)

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* Add part 1 watch functionality. (squashed)

* add funcs for service/endpoint fqdns

* add endpoints watch

* document exposed funcs

* only send subset deltas

* locking for watch map

* tests and docs

* add pod watch

* remove debugs prints

* feedback part 1

* add error reporting to proto

* inform clients of server stop+errors

* add grpc options param

* use proper context

* Review feedback:
 * Removed client (will move to another repo)
 * Use new log functions
 * Change watchChan to be for string not []string
 * Rework how k8s plugin stores watch tracking info to simplify
 * Normalize the qname on watch request

* Add blank line back

* Revert another spurious change

* Fix tests

* Add stop channel.
Fix tests.
Better docs for plugin interface.

* fmt.Printf -> log.Warningf

* Move from dnsserver to plugin/pkg/watch

* gofmt

* remove dead client watches

* sate linter

* linter omg
This commit is contained in:
John Belamaric 2018-06-27 07:45:32 -07:00 • committed by GitHub
parent b7480d5d12
commit 99287d091c
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17 changed files with 980 additions and 60 deletions
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4
plugin/kubernetes/handler_test.go
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@ -6,6 +6,7 @@ import (
"time"
"github.com/coredns/coredns/plugin/pkg/dnstest"
"github.com/coredns/coredns/plugin/pkg/watch"
"github.com/coredns/coredns/plugin/test"
"github.com/miekg/dns"
@ -332,6 +333,9 @@ func (APIConnServeTest) Stop() error { return nil }
func (APIConnServeTest) EpIndexReverse(string) []*api.Endpoints { return nil }
func (APIConnServeTest) SvcIndexReverse(string) []*api.Service { return nil }
func (APIConnServeTest) Modified() int64 { return time.Now().Unix() }
func (APIConnServeTest) SetWatchChan(watch.Chan) {}
func (APIConnServeTest) Watch(string) error { return nil }
func (APIConnServeTest) StopWatching(string) {}
func (APIConnServeTest) PodIndex(string) []*api.Pod {
a := []*api.Pod{{