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fix(dedup): records with different type are not duplicates #4889

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Merged
merged 2 commits into from
Feb 15, 2025
Merged

fix(dedup): records with different type are not duplicates #4889

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adb4a4f
Fixes issue #4888. Include record type in dedupe key.
jtszalay Nov 20, 2024
5461d9f
Address PR comments
jtszalay Feb 9, 2025
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2 changes: 1 addition & 1 deletion source/dedupsource.go
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Original file line number Diff line number Diff line change
Expand Up @@ -45,7 +45,7 @@ func (ms *dedupSource) Endpoints(ctx context.Context) ([]*endpoint.Endpoint, err
}

for _, ep := range endpoints {
identifier := ep.DNSName + " / " + ep.SetIdentifier + " / " + ep.Targets.String()
identifier := ep.RecordType + " / " + ep.DNSName + " / " + ep.SetIdentifier + " / " + ep.Targets.String()

if _, ok := collected[identifier]; ok {
log.Debugf("Removing duplicate endpoint %s", ep)
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21 changes: 21 additions & 0 deletions source/dedupsource_test.go
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Expand Up @@ -90,6 +90,27 @@ func testDedupEndpoints(t *testing.T) {
{DNSName: "foo.example.org", Targets: endpoint.Targets{"1.2.3.4"}},
},
},
{
"two endpoints with same dnsname, same type, and same target return one endpoint",
[]*endpoint.Endpoint{
{DNSName: "foo.example.org", RecordType: "A", Targets: endpoint.Targets{"1.2.3.4"}},
{DNSName: "foo.example.org", RecordType: "A", Targets: endpoint.Targets{"1.2.3.4"}},
},
[]*endpoint.Endpoint{
{DNSName: "foo.example.org", RecordType: "A", Targets: endpoint.Targets{"1.2.3.4"}},
},
},
{
"two endpoints with same dnsname, different record type, and same target return two endpoints",
[]*endpoint.Endpoint{
{DNSName: "foo.example.org", RecordType: "A", Targets: endpoint.Targets{"1.2.3.4"}},
{DNSName: "foo.example.org", RecordType: "AAAA", Targets: endpoint.Targets{"1.2.3.4"}},
},
[]*endpoint.Endpoint{
{DNSName: "foo.example.org", RecordType: "A", Targets: endpoint.Targets{"1.2.3.4"}},
{DNSName: "foo.example.org", RecordType: "AAAA", Targets: endpoint.Targets{"1.2.3.4"}},
},
},
} {
t.Run(tc.title, func(t *testing.T) {
mockSource := new(testutils.MockSource)
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