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endpointslicemirroring controller mirror address status

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Fix a bug on the endpoint slice mirroring controller where the
endpoints not ready addresses were mirrored as ready.
This commit is contained in:
Antonio Ojea 2021-06-08 09:51:59 +02:00
parent f7cff077d5
commit 3ac8d8c9ce
2 changed files with 62 additions and 1 deletions
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2
pkg/controller/endpointslicemirroring/reconciler.go
View File

@ -95,7 +95,7 @@ func (r *reconciler) reconcile(endpoints *corev1.Endpoints, existingSlices []*di
if totalAddressesAdded >= int(r.maxEndpointsPerSubset) {
break
}
if ok := d.addAddress(address, multiKey, true); ok {
if ok := d.addAddress(address, multiKey, false); ok {
totalAddressesAdded++
} else {
numInvalidAddresses++

61
pkg/controller/endpointslicemirroring/reconciler_test.go
View File

@ -228,6 +228,67 @@ func TestReconcile(t *testing.T) {
expectedNumSlices: 1,
expectedClientActions: 1,
expectedMetrics: &expectedMetrics{desiredSlices: 1, actualSlices: 1, desiredEndpoints: 2, addedPerSync: 2, numCreated: 1},
}, {
testName: "Endpoints with 1 subset, 2 ports, and 2 not ready addresses",
subsets: []corev1.EndpointSubset{{
Ports: []corev1.EndpointPort{{
Name: "http",
Port: 80,
Protocol: corev1.ProtocolTCP,
}, {
Name: "https",
Port: 443,
Protocol: corev1.ProtocolUDP,
}},
NotReadyAddresses: []corev1.EndpointAddress{{
IP: "10.0.0.1",
Hostname: "pod-1",
NodeName: utilpointer.StringPtr("node-1"),
}, {
IP: "10.0.0.2",
Hostname: "pod-2",
NodeName: utilpointer.StringPtr("node-2"),
}},
}},
existingEndpointSlices: []*discovery.EndpointSlice{},
expectedNumSlices: 1,
expectedClientActions: 1,
expectedMetrics: &expectedMetrics{desiredSlices: 1, actualSlices: 1, desiredEndpoints: 2, addedPerSync: 2, numCreated: 1},
}, {
testName: "Endpoints with 1 subset, 2 ports, and 2 ready and 2 not ready addresses",
subsets: []corev1.EndpointSubset{{
Ports: []corev1.EndpointPort{{
Name: "http",
Port: 80,
Protocol: corev1.ProtocolTCP,
}, {
Name: "https",
Port: 443,
Protocol: corev1.ProtocolUDP,
}},
Addresses: []corev1.EndpointAddress{{
IP: "10.1.1.1",
Hostname: "pod-11",
NodeName: utilpointer.StringPtr("node-1"),
}, {
IP: "10.1.1.2",
Hostname: "pod-12",
NodeName: utilpointer.StringPtr("node-2"),
}},
NotReadyAddresses: []corev1.EndpointAddress{{
IP: "10.0.0.1",
Hostname: "pod-1",
NodeName: utilpointer.StringPtr("node-1"),
}, {
IP: "10.0.0.2",
Hostname: "pod-2",
NodeName: utilpointer.StringPtr("node-2"),
}},
}},
existingEndpointSlices: []*discovery.EndpointSlice{},
expectedNumSlices: 1,
expectedClientActions: 1,
expectedMetrics: &expectedMetrics{desiredSlices: 1, actualSlices: 1, desiredEndpoints: 4, addedPerSync: 4, numCreated: 1},
}, {
testName: "Endpoints with 2 subsets, multiple ports and addresses",
subsets: []corev1.EndpointSubset{{