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2020-12-01plugin/kubernetes: Fix dns programming duration metric (#4255)Gravatar Chris O'Haver 1-223/+0
* get data reqd to record latency before calling toFuncs * refactor out unnecessary toFunc wrappers * remove latency metric unit tests per PR feedback Signed-off-by: Chris O'Haver <cohaver@infoblox.com>
2020-10-30plugin/kubernetes: Watch EndpointSlices (#4209)Gravatar Chris O'Haver 1-30/+116
* initial commit Signed-off-by: Chris O'Haver <cohaver@infoblox.com> * convert endpointslices to object.endpoints Signed-off-by: Chris O'Haver <cohaver@infoblox.com> * add opt hard coded for now Signed-off-by: Chris O'Haver <cohaver@infoblox.com> * check that server supports endpointslice Signed-off-by: Chris O'Haver <cohaver@infoblox.com> * fix import grouping Signed-off-by: Chris O'Haver <cohaver@infoblox.com> * dont use endpoint slice in 1.17 or 1.18 Signed-off-by: Chris O'Haver <cohaver@infoblox.com> * bump kind/k8s in circle ci to latest Signed-off-by: Chris O'Haver <cohaver@infoblox.com> * drop k8s to latest supported by kind Signed-off-by: Chris O'Haver <cohaver@infoblox.com> * use endpointslice name as endoint Name; index by Service name Signed-off-by: Chris O'Haver <cohaver@infoblox.com> * use index key comparison in nsAddrs() Signed-off-by: Chris O'Haver <cohaver@infoblox.com> * add Index to object.Endpoint fixtures; fix direct endpoint name compares Signed-off-by: Chris O'Haver <cohaver@infoblox.com> * add slice dup check and test Signed-off-by: Chris O'Haver <cohaver@infoblox.com> * todo Signed-off-by: Chris O'Haver <cohaver@infoblox.com> * add ep-slice skew dup test for reverse Signed-off-by: Chris O'Haver <cohaver@infoblox.com> * nsaddrs: de-dup ep-slice skew dups; add test Signed-off-by: Chris O'Haver <cohaver@infoblox.com> * remove todo Signed-off-by: Chris O'Haver <cohaver@infoblox.com> * address various feedback Signed-off-by: Chris O'Haver <cohaver@infoblox.com> * consolidate endpoint/slice informer code Signed-off-by: Chris O'Haver <cohaver@infoblox.com> * fix endpoint informer consolidation; use clearer func name Signed-off-by: Chris O'Haver <cohaver@infoblox.com> * log info; use major/minor fields Signed-off-by: Chris O'Haver <cohaver@infoblox.com> * fix nsAddr and unit test Signed-off-by: Chris O'Haver <cohaver@infoblox.com> * add latency tracking for endpointslices Signed-off-by: Chris O'Haver <cohaver@infoblox.com> * endpointslice latency unit test & fix Signed-off-by: Chris O'Haver <cohaver@infoblox.com> * code shuffling Signed-off-by: Chris O'Haver <cohaver@infoblox.com> * rename endpointslices in tests Signed-off-by: Chris O'Haver <cohaver@infoblox.com> * remove de-dup from nsAddrs and test Signed-off-by: Chris O'Haver <cohaver@infoblox.com> * remove de-dup from findServices / test Signed-off-by: Chris O'Haver <cohaver@infoblox.com>
2020-10-28Fix golint warnings (#4241)Gravatar ZouYu 1-5/+5
Include: 1. plugin/forward/type.go:8:2: const typeUdp should be typeUDP 2. plugin/forward/type.go:9:2: const typeTcp should be typeTCP 3. plugin/forward/type.go:10:2: const typeTls should be typeTLS 4. plugin/kubernetes/metrics.go:24:2: var DnsProgrammingLatency should be DNSProgrammingLatency 5. plugin/kubernetes/metrics_test.go:124:102: func parameter clusterIp should be clusterIP Signed-off-by: zouyu <zouy.fnst@cn.fujitsu.com>
2020-03-30Update k8s.io/[api|apimachinery|client-go] to v0.18.0 (#3796)Gravatar Yong Tang 1-5/+10
* Update k8s.io/[api|apimachinery|client-go] to v0.18.0 This PR updates k8s.io/[api|apimachinery|client-go] to v0.18.0 This PR closes 3791 This PR closes 3792 This PR closes 3793 Signed-off-by: Yong Tang <yong.tang.github@outlook.com> * Fix test failures Signed-off-by: Yong Tang <yong.tang.github@outlook.com> * Fix failed tests Signed-off-by: Yong Tang <yong.tang.github@outlook.com> * Fix test failure Signed-off-by: Yong Tang <yong.tang.github@outlook.com>
2019-10-07kubernetes: brush up README, rename metric (#3360)Gravatar Miek Gieben 1-25/+25
Other latency metrics have `_duration` in the name change this metric to be in sync with the other ones. Signed-off-by: Miek Gieben <miek@miek.nl>
2019-10-04Measure and expose DNS programming latency from Kubernetes plugin. (#3171)Gravatar janluk 1-0/+132
For now metric is measure only for headless services. Informer has been slighlty refactored, so the code can measure latency without storing extra fields on Endpoint struct. Signed-off-by: Janek Ɓukaszewicz <janluk@google.com> Suggestions from code review Co-Authored-By: Chris O'Haver <cohaver@infoblox.com>