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Merge pull request #4049 from anders-swanson/oracle-provider-cache
oracle provider: dns zone cache
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,44 @@ | ||
| /* | ||
| Copyright 2023 The Kubernetes Authors. | ||
| Licensed under the Apache License, Version 2.0 (the "License"); | ||
| you may not use this file except in compliance with the License. | ||
| You may obtain a copy of the License at | ||
| http://www.apache.org/licenses/LICENSE-2.0 | ||
| Unless required by applicable law or agreed to in writing, software | ||
| distributed under the License is distributed on an "AS IS" BASIS, | ||
| WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| See the License for the specific language governing permissions and | ||
| limitations under the License. | ||
| */ | ||
|
|
||
| package oci | ||
|
|
||
| import ( | ||
| "time" | ||
|
|
||
| "github.com/oracle/oci-go-sdk/v65/dns" | ||
| ) | ||
|
|
||
| type zoneCache struct { | ||
| age time.Time | ||
| duration time.Duration | ||
| zones map[string]dns.ZoneSummary | ||
| } | ||
|
|
||
| func (z *zoneCache) Reset(zones map[string]dns.ZoneSummary) { | ||
| if z.duration > time.Duration(0) { | ||
| z.age = time.Now() | ||
| z.zones = zones | ||
| } | ||
| } | ||
|
|
||
| func (z *zoneCache) Get() map[string]dns.ZoneSummary { | ||
| return z.zones | ||
| } | ||
|
|
||
| func (z *zoneCache) Expired() bool { | ||
| return len(z.zones) < 1 || time.Since(z.age) > z.duration | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,75 @@ | ||
| /* | ||
| Copyright 2023 The Kubernetes Authors. | ||
| Licensed under the Apache License, Version 2.0 (the "License"); | ||
| you may not use this file except in compliance with the License. | ||
| You may obtain a copy of the License at | ||
| http://www.apache.org/licenses/LICENSE-2.0 | ||
| Unless required by applicable law or agreed to in writing, software | ||
| distributed under the License is distributed on an "AS IS" BASIS, | ||
| WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| See the License for the specific language governing permissions and | ||
| limitations under the License. | ||
| */ | ||
|
|
||
| package oci | ||
|
|
||
| import ( | ||
| "github.com/oracle/oci-go-sdk/v65/dns" | ||
| "github.com/stretchr/testify/assert" | ||
| "testing" | ||
| "time" | ||
| ) | ||
|
|
||
| func TestZoneCache(t *testing.T) { | ||
| now := time.Now() | ||
| var testCases = map[string]struct { | ||
| z *zoneCache | ||
| expired bool | ||
| }{ | ||
| "inactive-zone-cache": { | ||
| &zoneCache{ | ||
| duration: 0 * time.Second, | ||
| }, | ||
| true, | ||
| }, | ||
| "empty-active-zone-cache": { | ||
| &zoneCache{ | ||
| duration: 30 * time.Second, | ||
| }, | ||
| true, | ||
| }, | ||
| "expired-zone-cache": { | ||
| &zoneCache{ | ||
| age: now.Add(300 * time.Second), | ||
| duration: 30 * time.Second, | ||
| }, | ||
| true, | ||
| }, | ||
| "active-zone-cache": { | ||
| &zoneCache{ | ||
| zones: map[string]dns.ZoneSummary{ | ||
| zoneIdBaz: testPrivateZoneSummaryBaz, | ||
| }, | ||
| duration: 30 * time.Second, | ||
| }, | ||
| true, | ||
| }, | ||
| } | ||
|
|
||
| for name, testCase := range testCases { | ||
| t.Run(name, func(t *testing.T) { | ||
| assert.Equal(t, testCase.expired, testCase.z.Expired()) | ||
| var resetZoneLength = 1 | ||
| if testCase.z.duration == 0 { | ||
| resetZoneLength = 0 | ||
| } | ||
| testCase.z.Reset(map[string]dns.ZoneSummary{ | ||
| zoneIdQux: testPrivateZoneSummaryQux, | ||
| }) | ||
| assert.Len(t, testCase.z.Get(), resetZoneLength) | ||
| }) | ||
| } | ||
| } |
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