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Copy pathresync_test.go
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resync_test.go
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// Copyright (c) 2018 Cisco and/or its affiliates.
//
// 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 kvscheduler
import (
"errors"
"testing"
"time"
. "github.com/onsi/gomega"
"google.golang.org/protobuf/proto"
. "go.ligato.io/vpp-agent/v3/plugins/kvscheduler/api"
"go.ligato.io/vpp-agent/v3/plugins/kvscheduler/internal/test"
"go.ligato.io/vpp-agent/v3/plugins/kvscheduler/internal/utils"
. "go.ligato.io/vpp-agent/v3/proto/ligato/kvscheduler"
)
func TestEmptyResync(t *testing.T) {
RegisterTestingT(t)
// prepare KV Scheduler
scheduler := NewPlugin(UseDeps(func(deps *Deps) {
deps.HTTPHandlers = nil
}))
err := scheduler.Init()
Expect(err).To(BeNil())
// prepare mocks
mockSB := test.NewMockSouthbound()
descriptor1 := test.NewMockDescriptor(&KVDescriptor{
Name: descriptor1Name,
NBKeyPrefix: prefixA,
KeySelector: prefixSelector(prefixA),
WithMetadata: true,
}, mockSB, 0)
// register descriptor with the scheduler
scheduler.RegisterKVDescriptor(descriptor1)
nbPrefixes := scheduler.GetRegisteredNBKeyPrefixes()
Expect(nbPrefixes).To(HaveLen(1))
Expect(nbPrefixes).To(ContainElement(prefixA))
// get metadata map created for the descriptor
metadataMap := scheduler.GetMetadataMap(descriptor1.Name)
_, withMetadataMap := metadataMap.(test.NameToInteger)
Expect(withMetadataMap).To(BeTrue())
// transaction history should be initially empty
Expect(scheduler.GetTransactionHistory(time.Time{}, time.Time{})).To(BeEmpty())
// run transaction with empty resync
startTime := time.Now()
ctx := WithResync(testCtx, FullResync, true)
description := "testing empty resync"
ctx = WithDescription(ctx, description)
seqNum, err := scheduler.StartNBTransaction().Commit(ctx)
stopTime := time.Now()
Expect(seqNum).To(BeEquivalentTo(0))
Expect(err).ShouldNot(HaveOccurred())
// check the state of SB
Expect(mockSB.GetKeysWithInvalidData()).To(BeEmpty())
Expect(mockSB.GetValues(nil)).To(BeEmpty())
// check metadata
Expect(metadataMap.ListAllNames()).To(BeEmpty())
// check executed operations
opHistory := mockSB.PopHistoryOfOps()
Expect(opHistory).To(HaveLen(1))
Expect(opHistory[0].OpType).To(Equal(test.MockRetrieve))
Expect(opHistory[0].CorrelateRetrieve).To(BeEmpty())
Expect(opHistory[0].Descriptor).To(BeEquivalentTo(descriptor1Name))
// single transaction consisted of zero operations
txnHistory := scheduler.GetTransactionHistory(time.Time{}, time.Time{})
Expect(txnHistory).To(HaveLen(1))
txn := txnHistory[0]
Expect(txn.PreRecord).To(BeFalse())
Expect(txn.Start.After(startTime)).To(BeTrue())
Expect(txn.Start.Before(txn.Stop)).To(BeTrue())
Expect(txn.Stop.Before(stopTime)).To(BeTrue())
Expect(txn.SeqNum).To(BeEquivalentTo(0))
Expect(txn.TxnType).To(BeEquivalentTo(NBTransaction))
Expect(txn.RetryAttempt).To(BeEquivalentTo(0))
Expect(txn.RetryForTxn).To(BeEquivalentTo(0))
Expect(txn.ResyncType).To(BeEquivalentTo(FullResync))
Expect(txn.Description).To(Equal(description))
Expect(txn.Values).To(BeEmpty())
Expect(txn.Planned).To(BeEmpty())
Expect(txn.Executed).To(BeEmpty())
// check flag stats
graphR := scheduler.graph.Read()
errorStats := graphR.GetFlagStats(ErrorFlagIndex, nil)
Expect(errorStats.TotalCount).To(BeEquivalentTo(0))
pendingStats := graphR.GetFlagStats(UnavailValueFlagIndex, nil)
Expect(pendingStats.TotalCount).To(BeEquivalentTo(0))
derivedStats := graphR.GetFlagStats(DerivedFlagIndex, nil)
Expect(derivedStats.TotalCount).To(BeEquivalentTo(0))
lastUpdateStats := graphR.GetFlagStats(LastUpdateFlagIndex, nil)
Expect(lastUpdateStats.TotalCount).To(BeEquivalentTo(0))
descriptorStats := graphR.GetFlagStats(DescriptorFlagIndex, nil)
Expect(descriptorStats.TotalCount).To(BeEquivalentTo(0))
valueStateStats := graphR.GetFlagStats(ValueStateFlagIndex, nil)
Expect(valueStateStats.TotalCount).To(BeEquivalentTo(0))
graphR.Release()
// close scheduler
err = scheduler.Close()
Expect(err).To(BeNil())
}
func TestResyncWithEmptySB(t *testing.T) {
RegisterTestingT(t)
// prepare KV Scheduler
scheduler := NewPlugin(UseDeps(func(deps *Deps) {
deps.HTTPHandlers = nil
}))
err := scheduler.Init()
Expect(err).To(BeNil())
// prepare mocks
mockSB := test.NewMockSouthbound()
descriptor1 := test.NewMockDescriptor(&KVDescriptor{
Name: descriptor1Name,
NBKeyPrefix: prefixA,
KeySelector: prefixSelector(prefixA),
ValueTypeName: string(proto.MessageName(test.NewArrayValue())),
DerivedValues: test.ArrayValueDerBuilder,
Dependencies: func(key string, value proto.Message) []Dependency {
if key == prefixA+baseValue2 {
depKey := prefixA + baseValue1 + "/item1" // base value depends on a derived value
return []Dependency{
{Label: depKey, Key: depKey},
}
}
if key == prefixA+baseValue1+"/item2" {
depKey := prefixA + baseValue2 + "/item1" // derived value depends on another derived value
return []Dependency{
{Label: depKey, Key: depKey},
}
}
return nil
},
WithMetadata: true,
}, mockSB, 0)
// register descriptor with the scheduler
scheduler.RegisterKVDescriptor(descriptor1)
// get metadata map created for the descriptor
metadataMap := scheduler.GetMetadataMap(descriptor1.Name)
nameToInteger, withMetadataMap := metadataMap.(test.NameToInteger)
Expect(withMetadataMap).To(BeTrue())
// run resync transaction with empty SB
startTime := time.Now()
schedulerTxn := scheduler.StartNBTransaction()
schedulerTxn.SetValue(prefixA+baseValue2, test.NewArrayValue("item1"))
schedulerTxn.SetValue(prefixA+baseValue1, test.NewArrayValue("item1", "item2"))
ctx := WithResync(testCtx, FullResync, true)
description := "testing resync against empty SB"
ctx = WithDescription(ctx, description)
seqNum, err := schedulerTxn.Commit(ctx)
stopTime := time.Now()
Expect(seqNum).To(BeEquivalentTo(0))
Expect(err).ShouldNot(HaveOccurred())
// check the state of SB
Expect(mockSB.GetKeysWithInvalidData()).To(BeEmpty())
// -> base value 1
value := mockSB.GetValue(prefixA + baseValue1)
Expect(value).ToNot(BeNil())
Expect(proto.Equal(value.Value, test.NewArrayValue("item1", "item2"))).To(BeTrue())
Expect(value.Metadata).ToNot(BeNil())
Expect(value.Metadata.(test.MetaWithInteger).GetInteger()).To(BeEquivalentTo(0))
Expect(value.Origin).To(BeEquivalentTo(FromNB))
// -> item1 derived from base value 1
value = mockSB.GetValue(prefixA + baseValue1 + "/item1")
Expect(value).ToNot(BeNil())
Expect(proto.Equal(value.Value, test.NewStringValue("item1"))).To(BeTrue())
Expect(value.Metadata).To(BeNil())
Expect(value.Origin).To(BeEquivalentTo(FromNB))
// -> item2 derived from base value 1
value = mockSB.GetValue(prefixA + baseValue1 + "/item2")
Expect(value).ToNot(BeNil())
Expect(proto.Equal(value.Value, test.NewStringValue("item2"))).To(BeTrue())
Expect(value.Metadata).To(BeNil())
Expect(value.Origin).To(BeEquivalentTo(FromNB))
// -> base value 2
value = mockSB.GetValue(prefixA + baseValue2)
Expect(value).ToNot(BeNil())
Expect(proto.Equal(value.Value, test.NewArrayValue("item1"))).To(BeTrue())
Expect(value.Metadata).ToNot(BeNil())
Expect(value.Metadata.(test.MetaWithInteger).GetInteger()).To(BeEquivalentTo(1))
Expect(value.Origin).To(BeEquivalentTo(FromNB))
// -> item1 derived from base value 2
value = mockSB.GetValue(prefixA + baseValue2 + "/item1")
Expect(value).ToNot(BeNil())
Expect(proto.Equal(value.Value, test.NewStringValue("item1"))).To(BeTrue())
Expect(value.Metadata).To(BeNil())
Expect(value.Origin).To(BeEquivalentTo(FromNB))
Expect(mockSB.GetValues(nil)).To(HaveLen(5))
// check metadata
metadata, exists := nameToInteger.LookupByName(baseValue1)
Expect(exists).To(BeTrue())
Expect(metadata.GetInteger()).To(BeEquivalentTo(0))
metadata, exists = nameToInteger.LookupByName(baseValue2)
Expect(exists).To(BeTrue())
Expect(metadata.GetInteger()).To(BeEquivalentTo(1))
// check executed operations
opHistory := mockSB.PopHistoryOfOps()
Expect(opHistory).To(HaveLen(6))
operation := opHistory[0]
Expect(operation.OpType).To(Equal(test.MockRetrieve))
Expect(operation.Descriptor).To(BeEquivalentTo(descriptor1Name))
checkValues(operation.CorrelateRetrieve, []KVWithMetadata{
{
Key: prefixA + baseValue1,
Value: test.NewArrayValue("item1", "item2"),
Metadata: nil,
Origin: FromNB,
},
{
Key: prefixA + baseValue2,
Value: test.NewArrayValue("item1"),
Metadata: nil,
Origin: FromNB,
},
})
operation = opHistory[1]
Expect(operation.OpType).To(Equal(test.MockCreate))
Expect(operation.Descriptor).To(BeEquivalentTo(descriptor1Name))
Expect(operation.Key).To(BeEquivalentTo(prefixA + baseValue1))
Expect(operation.Err).To(BeNil())
operation = opHistory[2]
Expect(operation.OpType).To(Equal(test.MockCreate))
Expect(operation.Descriptor).To(BeEquivalentTo(descriptor1Name))
Expect(operation.Key).To(BeEquivalentTo(prefixA + baseValue1 + "/item1"))
Expect(operation.Err).To(BeNil())
operation = opHistory[3]
Expect(operation.OpType).To(Equal(test.MockCreate))
Expect(operation.Descriptor).To(BeEquivalentTo(descriptor1Name))
Expect(operation.Key).To(BeEquivalentTo(prefixA + baseValue2))
Expect(operation.Err).To(BeNil())
operation = opHistory[4]
Expect(operation.OpType).To(Equal(test.MockCreate))
Expect(operation.Descriptor).To(BeEquivalentTo(descriptor1Name))
Expect(operation.Key).To(BeEquivalentTo(prefixA + baseValue2 + "/item1"))
Expect(operation.Err).To(BeNil())
operation = opHistory[5]
Expect(operation.OpType).To(Equal(test.MockCreate))
Expect(operation.Descriptor).To(BeEquivalentTo(descriptor1Name))
Expect(operation.Key).To(BeEquivalentTo(prefixA + baseValue1 + "/item2"))
Expect(operation.Err).To(BeNil())
// check value dumps
expValues := []KVWithMetadata{
{Key: prefixA + baseValue1, Value: test.NewArrayValue("item1", "item2"), Origin: FromNB, Metadata: &test.OnlyInteger{Integer: 0}},
{Key: prefixA + baseValue2, Value: test.NewArrayValue("item1"), Origin: FromNB, Metadata: &test.OnlyInteger{Integer: 1}},
}
views := []View{NBView, SBView, CachedView}
for _, view := range views {
dumpedValues, err := scheduler.DumpValuesByKeyPrefix(prefixA, view)
Expect(err).To(BeNil())
checkValues(dumpedValues, expValues)
}
for _, view := range views {
dumpedValues, err := scheduler.DumpValuesByDescriptor(descriptor1Name, view)
Expect(err).To(BeNil())
checkValues(dumpedValues, expValues)
}
mockSB.PopHistoryOfOps() // remove Retrieve-s from the history
// check value states
status := scheduler.GetValueStatus(prefixA + baseValue1)
Expect(status).ToNot(BeNil())
checkBaseValueStatus(status, &BaseValueStatus{
Value: &ValueStatus{
Key: prefixA + baseValue1,
State: ValueState_CONFIGURED,
LastOperation: TxnOperation_CREATE,
},
DerivedValues: []*ValueStatus{
{
Key: prefixA + baseValue1 + "/item1",
State: ValueState_CONFIGURED,
LastOperation: TxnOperation_CREATE,
},
{
Key: prefixA + baseValue1 + "/item2",
State: ValueState_CONFIGURED,
LastOperation: TxnOperation_CREATE,
},
},
})
status = scheduler.GetValueStatus(prefixA + baseValue2)
Expect(status).ToNot(BeNil())
checkBaseValueStatus(status, &BaseValueStatus{
Value: &ValueStatus{
Key: prefixA + baseValue2,
State: ValueState_CONFIGURED,
LastOperation: TxnOperation_CREATE,
},
DerivedValues: []*ValueStatus{
{
Key: prefixA + baseValue2 + "/item1",
State: ValueState_CONFIGURED,
LastOperation: TxnOperation_CREATE,
},
},
})
// single transaction consisted of 6 operations
txnHistory := scheduler.GetTransactionHistory(time.Time{}, time.Now())
Expect(txnHistory).To(HaveLen(1))
txn := txnHistory[0]
Expect(txn.PreRecord).To(BeFalse())
Expect(txn.Start.After(startTime)).To(BeTrue())
Expect(txn.Start.Before(txn.Stop)).To(BeTrue())
Expect(txn.Stop.Before(stopTime)).To(BeTrue())
Expect(txn.SeqNum).To(BeEquivalentTo(0))
Expect(txn.TxnType).To(BeEquivalentTo(NBTransaction))
Expect(txn.ResyncType).To(BeEquivalentTo(FullResync))
Expect(txn.Description).To(Equal(description))
checkRecordedValues(txn.Values, []RecordedKVPair{
{Key: prefixA + baseValue1, Value: utils.RecordProtoMessage(test.NewArrayValue("item1", "item2")), Origin: FromNB},
{Key: prefixA + baseValue2, Value: utils.RecordProtoMessage(test.NewArrayValue("item1")), Origin: FromNB},
})
txnOps := RecordedTxnOps{
{
Operation: TxnOperation_CREATE,
Key: prefixA + baseValue1,
NewValue: utils.RecordProtoMessage(test.NewArrayValue("item1", "item2")),
PrevState: ValueState_NONEXISTENT,
NewState: ValueState_CONFIGURED,
},
{
Operation: TxnOperation_CREATE,
Key: prefixA + baseValue1 + "/item1",
IsDerived: true,
NewValue: utils.RecordProtoMessage(test.NewStringValue("item1")),
PrevState: ValueState_NONEXISTENT,
NewState: ValueState_CONFIGURED,
},
{
Operation: TxnOperation_CREATE,
Key: prefixA + baseValue2,
NewValue: utils.RecordProtoMessage(test.NewArrayValue("item1")),
PrevState: ValueState_NONEXISTENT,
NewState: ValueState_CONFIGURED,
},
{
Operation: TxnOperation_CREATE,
Key: prefixA + baseValue2 + "/item1",
IsDerived: true,
NewValue: utils.RecordProtoMessage(test.NewStringValue("item1")),
PrevState: ValueState_NONEXISTENT,
NewState: ValueState_CONFIGURED,
},
{
Operation: TxnOperation_CREATE,
Key: prefixA + baseValue1 + "/item2",
IsDerived: true,
NewValue: utils.RecordProtoMessage(test.NewStringValue("item2")),
PrevState: ValueState_NONEXISTENT,
NewState: ValueState_CONFIGURED,
},
}
checkTxnOperations(txn.Planned, txnOps)
checkTxnOperations(txn.Executed, txnOps)
// now remove everything using resync with empty data
startTime = time.Now()
seqNum, err = scheduler.StartNBTransaction().Commit(WithResync(testCtx, FullResync, true))
stopTime = time.Now()
Expect(seqNum).To(BeEquivalentTo(1))
Expect(err).ShouldNot(HaveOccurred())
// check the state of SB
Expect(mockSB.GetKeysWithInvalidData()).To(BeEmpty())
Expect(mockSB.GetValues(nil)).To(BeEmpty())
// check metadata
Expect(metadataMap.ListAllNames()).To(BeEmpty())
// check executed operations
opHistory = mockSB.PopHistoryOfOps()
Expect(opHistory).To(HaveLen(6))
operation = opHistory[0]
Expect(operation.OpType).To(Equal(test.MockRetrieve))
Expect(operation.Descriptor).To(BeEquivalentTo(descriptor1Name))
checkValues(operation.CorrelateRetrieve, []KVWithMetadata{
{
Key: prefixA + baseValue1,
Value: test.NewArrayValue("item1", "item2"),
Metadata: &test.OnlyInteger{Integer: 0},
Origin: FromNB,
},
{
Key: prefixA + baseValue2,
Value: test.NewArrayValue("item1"),
Metadata: &test.OnlyInteger{Integer: 1},
Origin: FromNB,
},
})
operation = opHistory[1]
Expect(operation.OpType).To(Equal(test.MockDelete))
Expect(operation.Descriptor).To(BeEquivalentTo(descriptor1Name))
Expect(operation.Key).To(BeEquivalentTo(prefixA + baseValue1 + "/item2"))
Expect(operation.Err).To(BeNil())
operation = opHistory[2]
Expect(operation.OpType).To(Equal(test.MockDelete))
Expect(operation.Descriptor).To(BeEquivalentTo(descriptor1Name))
Expect(operation.Key).To(BeEquivalentTo(prefixA + baseValue2 + "/item1"))
Expect(operation.Err).To(BeNil())
operation = opHistory[3]
Expect(operation.OpType).To(Equal(test.MockDelete))
Expect(operation.Descriptor).To(BeEquivalentTo(descriptor1Name))
Expect(operation.Key).To(BeEquivalentTo(prefixA + baseValue2))
Expect(operation.Err).To(BeNil())
operation = opHistory[4]
Expect(operation.OpType).To(Equal(test.MockDelete))
Expect(operation.Descriptor).To(BeEquivalentTo(descriptor1Name))
Expect(operation.Key).To(BeEquivalentTo(prefixA + baseValue1 + "/item1"))
Expect(operation.Err).To(BeNil())
operation = opHistory[5]
Expect(operation.OpType).To(Equal(test.MockDelete))
Expect(operation.Descriptor).To(BeEquivalentTo(descriptor1Name))
Expect(operation.Key).To(BeEquivalentTo(prefixA + baseValue1))
Expect(operation.Err).To(BeNil())
// this second transaction consisted of 6 operations
txnHistory = scheduler.GetTransactionHistory(time.Time{}, time.Now())
Expect(txnHistory).To(HaveLen(2))
txn = txnHistory[1]
Expect(txn.PreRecord).To(BeFalse())
Expect(txn.Start.After(startTime)).To(BeTrue())
Expect(txn.Start.Before(txn.Stop)).To(BeTrue())
Expect(txn.Stop.Before(stopTime)).To(BeTrue())
Expect(txn.SeqNum).To(BeEquivalentTo(1))
Expect(txn.TxnType).To(BeEquivalentTo(NBTransaction))
Expect(txn.ResyncType).To(BeEquivalentTo(FullResync))
Expect(txn.Description).To(BeEmpty())
checkRecordedValues(txn.Values, []RecordedKVPair{
{Key: prefixA + baseValue1, Value: utils.RecordProtoMessage(nil), Origin: FromNB},
{Key: prefixA + baseValue2, Value: utils.RecordProtoMessage(nil), Origin: FromNB},
})
txnOps = RecordedTxnOps{
{
Operation: TxnOperation_DELETE,
Key: prefixA + baseValue1 + "/item2",
IsDerived: true,
PrevValue: utils.RecordProtoMessage(test.NewStringValue("item2")),
PrevState: ValueState_CONFIGURED,
NewState: ValueState_REMOVED,
},
{
Operation: TxnOperation_DELETE,
Key: prefixA + baseValue2 + "/item1",
IsDerived: true,
PrevValue: utils.RecordProtoMessage(test.NewStringValue("item1")),
PrevState: ValueState_CONFIGURED,
NewState: ValueState_REMOVED,
},
{
Operation: TxnOperation_DELETE,
Key: prefixA + baseValue2,
PrevValue: utils.RecordProtoMessage(test.NewArrayValue("item1")),
PrevState: ValueState_CONFIGURED,
NewState: ValueState_REMOVED,
},
{
Operation: TxnOperation_DELETE,
Key: prefixA + baseValue1 + "/item1",
IsDerived: true,
PrevValue: utils.RecordProtoMessage(test.NewStringValue("item1")),
PrevState: ValueState_CONFIGURED,
NewState: ValueState_REMOVED,
},
{
Operation: TxnOperation_DELETE,
Key: prefixA + baseValue1,
PrevValue: utils.RecordProtoMessage(test.NewArrayValue("item1", "item2")),
PrevState: ValueState_CONFIGURED,
NewState: ValueState_REMOVED,
},
}
checkTxnOperations(txn.Planned, txnOps)
checkTxnOperations(txn.Executed, txnOps)
// check flag stats
// Note: removed derived values are not kept in the graph
graphR := scheduler.graph.Read()
errorStats := graphR.GetFlagStats(ErrorFlagIndex, nil)
Expect(errorStats.TotalCount).To(BeEquivalentTo(0))
pendingStats := graphR.GetFlagStats(UnavailValueFlagIndex, nil)
Expect(pendingStats.TotalCount).To(BeEquivalentTo(2))
derivedStats := graphR.GetFlagStats(DerivedFlagIndex, nil)
Expect(derivedStats.TotalCount).To(BeEquivalentTo(3))
lastUpdateStats := graphR.GetFlagStats(LastUpdateFlagIndex, nil)
Expect(lastUpdateStats.TotalCount).To(BeEquivalentTo(7))
descriptorStats := graphR.GetFlagStats(DescriptorFlagIndex, nil)
Expect(descriptorStats.TotalCount).To(BeEquivalentTo(7))
Expect(descriptorStats.PerValueCount).To(HaveKey(descriptor1Name))
Expect(descriptorStats.PerValueCount[descriptor1Name]).To(BeEquivalentTo(7))
valueStateStats := graphR.GetFlagStats(ValueStateFlagIndex, nil)
Expect(valueStateStats.TotalCount).To(BeEquivalentTo(7))
Expect(valueStateStats.PerValueCount).To(HaveKey(ValueState_CONFIGURED.String()))
Expect(valueStateStats.PerValueCount[ValueState_CONFIGURED.String()]).To(BeEquivalentTo(5))
Expect(valueStateStats.PerValueCount).To(HaveKey(ValueState_REMOVED.String()))
Expect(valueStateStats.PerValueCount[ValueState_REMOVED.String()]).To(BeEquivalentTo(2))
graphR.Release()
// close scheduler
err = scheduler.Close()
Expect(err).To(BeNil())
}
func TestResyncWithNonEmptySB(t *testing.T) {
RegisterTestingT(t)
// prepare KV Scheduler
scheduler := NewPlugin(UseDeps(func(deps *Deps) {
deps.HTTPHandlers = nil
}))
err := scheduler.Init()
Expect(err).To(BeNil())
// prepare mocks
mockSB := test.NewMockSouthbound()
// -> initial content:
mockSB.SetValue(prefixA+baseValue1, test.NewArrayValue("item1"),
&test.OnlyInteger{Integer: 0}, FromNB, false)
mockSB.SetValue(prefixA+baseValue1+"/item1", test.NewStringValue("item1"),
nil, FromNB, true)
mockSB.SetValue(prefixA+baseValue2, test.NewArrayValue("item1"),
&test.OnlyInteger{Integer: 1}, FromNB, false)
mockSB.SetValue(prefixA+baseValue2+"/item1", test.NewStringValue("item1"),
nil, FromNB, true)
mockSB.SetValue(prefixA+baseValue3, test.NewArrayValue("item1"),
&test.OnlyInteger{Integer: 2}, FromNB, false)
mockSB.SetValue(prefixA+baseValue3+"/item1", test.NewStringValue("item1"),
nil, FromNB, true)
// -> descriptor1:
descriptor1 := test.NewMockDescriptor(&KVDescriptor{
Name: descriptor1Name,
NBKeyPrefix: prefixA,
KeySelector: prefixSelector(prefixA),
ValueTypeName: string(proto.MessageName(test.NewArrayValue())),
DerivedValues: test.ArrayValueDerBuilder,
Dependencies: func(key string, value proto.Message) []Dependency {
if key == prefixA+baseValue2+"/item1" {
depKey := prefixA + baseValue1
return []Dependency{
{Label: depKey, Key: depKey},
}
}
if key == prefixA+baseValue2+"/item2" {
depKey := prefixA + baseValue1 + "/item1"
return []Dependency{
{Label: depKey, Key: depKey},
}
}
return nil
},
UpdateWithRecreate: func(key string, oldValue, newValue proto.Message, metadata Metadata) bool {
return key == prefixA+baseValue3
},
WithMetadata: true,
}, mockSB, 3)
// register descriptor with the scheduler
scheduler.RegisterKVDescriptor(descriptor1)
// get metadata map created for the descriptor
metadataMap := scheduler.GetMetadataMap(descriptor1.Name)
nameToInteger, withMetadataMap := metadataMap.(test.NameToInteger)
Expect(withMetadataMap).To(BeTrue())
// run resync transaction with SB that already has some values added
startTime := time.Now()
schedulerTxn := scheduler.StartNBTransaction()
schedulerTxn.SetValue(prefixA+baseValue1, test.NewArrayValue("item2"))
schedulerTxn.SetValue(prefixA+baseValue2, test.NewArrayValue("item1", "item2"))
schedulerTxn.SetValue(prefixA+baseValue3, test.NewArrayValue("item1", "item2"))
seqNum, err := schedulerTxn.Commit(WithResync(testCtx, FullResync, true))
stopTime := time.Now()
Expect(seqNum).To(BeEquivalentTo(0))
Expect(err).ShouldNot(HaveOccurred())
// check the state of SB
Expect(mockSB.GetKeysWithInvalidData()).To(BeEmpty())
// -> base value 1
value := mockSB.GetValue(prefixA + baseValue1)
Expect(value).ToNot(BeNil())
Expect(proto.Equal(value.Value, test.NewArrayValue("item2"))).To(BeTrue())
Expect(value.Metadata).ToNot(BeNil())
Expect(value.Metadata.(test.MetaWithInteger).GetInteger()).To(BeEquivalentTo(0))
Expect(value.Origin).To(BeEquivalentTo(FromNB))
// -> item1 derived from base value 1 was removed
value = mockSB.GetValue(prefixA + baseValue1 + "/item1")
Expect(value).To(BeNil())
// -> item2 derived from base value 1
value = mockSB.GetValue(prefixA + baseValue1 + "/item2")
Expect(value).ToNot(BeNil())
Expect(proto.Equal(value.Value, test.NewStringValue("item2"))).To(BeTrue())
Expect(value.Metadata).To(BeNil())
Expect(value.Origin).To(BeEquivalentTo(FromNB))
// -> base value 2
value = mockSB.GetValue(prefixA + baseValue2)
Expect(value).ToNot(BeNil())
Expect(proto.Equal(value.Value, test.NewArrayValue("item1", "item2"))).To(BeTrue())
Expect(value.Metadata).ToNot(BeNil())
Expect(value.Metadata.(test.MetaWithInteger).GetInteger()).To(BeEquivalentTo(1))
Expect(value.Origin).To(BeEquivalentTo(FromNB))
// -> item1 derived from base value 2
value = mockSB.GetValue(prefixA + baseValue2 + "/item1")
Expect(value).ToNot(BeNil())
Expect(proto.Equal(value.Value, test.NewStringValue("item1"))).To(BeTrue())
Expect(value.Metadata).To(BeNil())
Expect(value.Origin).To(BeEquivalentTo(FromNB))
// -> item2 derived from base value 2 is pending
value = mockSB.GetValue(prefixA + baseValue2 + "/item2")
Expect(value).To(BeNil())
// -> base value 3
value = mockSB.GetValue(prefixA + baseValue3)
Expect(value).ToNot(BeNil())
Expect(proto.Equal(value.Value, test.NewArrayValue("item1", "item2"))).To(BeTrue())
Expect(value.Metadata).ToNot(BeNil())
Expect(value.Metadata.(test.MetaWithInteger).GetInteger()).To(BeEquivalentTo(3))
Expect(value.Origin).To(BeEquivalentTo(FromNB))
// -> item1 derived from base value 3
value = mockSB.GetValue(prefixA + baseValue3 + "/item1")
Expect(value).ToNot(BeNil())
Expect(proto.Equal(value.Value, test.NewStringValue("item1"))).To(BeTrue())
Expect(value.Metadata).To(BeNil())
Expect(value.Origin).To(BeEquivalentTo(FromNB))
// -> item2 derived from base value 3
value = mockSB.GetValue(prefixA + baseValue3 + "/item2")
Expect(value).ToNot(BeNil())
Expect(proto.Equal(value.Value, test.NewStringValue("item2"))).To(BeTrue())
Expect(value.Metadata).To(BeNil())
Expect(value.Origin).To(BeEquivalentTo(FromNB))
Expect(mockSB.GetValues(nil)).To(HaveLen(7))
// check metadata
metadata, exists := nameToInteger.LookupByName(baseValue1)
Expect(exists).To(BeTrue())
Expect(metadata.GetInteger()).To(BeEquivalentTo(0))
metadata, exists = nameToInteger.LookupByName(baseValue2)
Expect(exists).To(BeTrue())
Expect(metadata.GetInteger()).To(BeEquivalentTo(1))
metadata, exists = nameToInteger.LookupByName(baseValue3)
Expect(exists).To(BeTrue())
Expect(metadata.GetInteger()).To(BeEquivalentTo(3))
// check operations executed in SB
opHistory := mockSB.PopHistoryOfOps()
Expect(opHistory).To(HaveLen(10))
operation := opHistory[0]
Expect(operation.OpType).To(Equal(test.MockRetrieve))
Expect(operation.Descriptor).To(BeEquivalentTo(descriptor1Name))
checkValues(operation.CorrelateRetrieve, []KVWithMetadata{
{
Key: prefixA + baseValue1,
Value: test.NewArrayValue("item2"),
Metadata: nil,
Origin: FromNB,
},
{
Key: prefixA + baseValue2,
Value: test.NewArrayValue("item1", "item2"),
Metadata: nil,
Origin: FromNB,
},
{
Key: prefixA + baseValue3,
Value: test.NewArrayValue("item1", "item2"),
Metadata: nil,
Origin: FromNB,
},
})
operation = opHistory[1]
Expect(operation.OpType).To(Equal(test.MockDelete))
Expect(operation.Descriptor).To(BeEquivalentTo(descriptor1Name))
Expect(operation.Key).To(BeEquivalentTo(prefixA + baseValue3 + "/item1"))
Expect(operation.Err).To(BeNil())
operation = opHistory[2]
Expect(operation.OpType).To(Equal(test.MockDelete))
Expect(operation.Descriptor).To(BeEquivalentTo(descriptor1Name))
Expect(operation.Key).To(BeEquivalentTo(prefixA + baseValue3))
Expect(operation.Err).To(BeNil())
operation = opHistory[3]
Expect(operation.OpType).To(Equal(test.MockCreate))
Expect(operation.Descriptor).To(BeEquivalentTo(descriptor1Name))
Expect(operation.Key).To(BeEquivalentTo(prefixA + baseValue3))
Expect(operation.Err).To(BeNil())
operation = opHistory[4]
Expect(operation.OpType).To(Equal(test.MockCreate))
Expect(operation.Descriptor).To(BeEquivalentTo(descriptor1Name))
Expect(operation.Key).To(BeEquivalentTo(prefixA + baseValue3 + "/item1"))
Expect(operation.Err).To(BeNil())
operation = opHistory[5]
Expect(operation.OpType).To(Equal(test.MockCreate))
Expect(operation.Descriptor).To(BeEquivalentTo(descriptor1Name))
Expect(operation.Key).To(BeEquivalentTo(prefixA + baseValue3 + "/item2"))
Expect(operation.Err).To(BeNil())
operation = opHistory[6]
Expect(operation.OpType).To(Equal(test.MockDelete))
Expect(operation.Descriptor).To(BeEquivalentTo(descriptor1Name))
Expect(operation.Key).To(BeEquivalentTo(prefixA + baseValue1 + "/item1"))
Expect(operation.Err).To(BeNil())
operation = opHistory[7]
Expect(operation.OpType).To(Equal(test.MockUpdate))
Expect(operation.Descriptor).To(BeEquivalentTo(descriptor1Name))
Expect(operation.Key).To(BeEquivalentTo(prefixA + baseValue1))
Expect(operation.Err).To(BeNil())
operation = opHistory[8]
Expect(operation.OpType).To(Equal(test.MockCreate))
Expect(operation.Descriptor).To(BeEquivalentTo(descriptor1Name))
Expect(operation.Key).To(BeEquivalentTo(prefixA + baseValue1 + "/item2"))
Expect(operation.Err).To(BeNil())
operation = opHistory[9]
Expect(operation.OpType).To(Equal(test.MockUpdate))
Expect(operation.Descriptor).To(BeEquivalentTo(descriptor1Name))
Expect(operation.Key).To(BeEquivalentTo(prefixA + baseValue2))
Expect(operation.Err).To(BeNil())
// check value dumps
// TODO: actual configuration (when kept in-graph separately) will have to not include
// baseValue2/item2, but that means we will have to refresh the graph
// always after something (base or derived value) is found to be pending
expValues := []KVWithMetadata{
{Key: prefixA + baseValue1, Value: test.NewArrayValue("item2"), Origin: FromNB, Metadata: &test.OnlyInteger{Integer: 0}},
{Key: prefixA + baseValue2, Value: test.NewArrayValue("item1", "item2"), Origin: FromNB, Metadata: &test.OnlyInteger{Integer: 1}},
{Key: prefixA + baseValue3, Value: test.NewArrayValue("item1", "item2"), Origin: FromNB, Metadata: &test.OnlyInteger{Integer: 3}},
}
views := []View{NBView, SBView, CachedView}
for _, view := range views {
dumpedValues, err := scheduler.DumpValuesByKeyPrefix(prefixA, view)
Expect(err).To(BeNil())
checkValues(dumpedValues, expValues)
dumpedValues, err = scheduler.DumpValuesByDescriptor(descriptor1Name, view)
Expect(err).To(BeNil())
checkValues(dumpedValues, expValues)
}
mockSB.PopHistoryOfOps() // remove Retrieve-s from the history
// check value states
status := scheduler.GetValueStatus(prefixA + baseValue1)
Expect(status).ToNot(BeNil())
checkBaseValueStatus(status, &BaseValueStatus{
Value: &ValueStatus{
Key: prefixA + baseValue1,
State: ValueState_CONFIGURED,
LastOperation: TxnOperation_UPDATE,
},
DerivedValues: []*ValueStatus{
{
Key: prefixA + baseValue1 + "/item2",
State: ValueState_CONFIGURED,
LastOperation: TxnOperation_CREATE,
},
},
})
status = scheduler.GetValueStatus(prefixA + baseValue2)
Expect(status).ToNot(BeNil())
checkBaseValueStatus(status, &BaseValueStatus{
Value: &ValueStatus{
Key: prefixA + baseValue2,
State: ValueState_CONFIGURED,
LastOperation: TxnOperation_UPDATE,
},
DerivedValues: []*ValueStatus{
{
Key: prefixA + baseValue2 + "/item1",
State: ValueState_CONFIGURED,
LastOperation: TxnOperation_UPDATE,
},
{
Key: prefixA + baseValue2 + "/item2",
State: ValueState_PENDING,
LastOperation: TxnOperation_CREATE,
Details: []string{prefixA + baseValue1 + "/item1"},
},
},
})
status = scheduler.GetValueStatus(prefixA + baseValue3)
Expect(status).ToNot(BeNil())
checkBaseValueStatus(status, &BaseValueStatus{
Value: &ValueStatus{
Key: prefixA + baseValue3,
State: ValueState_CONFIGURED,
LastOperation: TxnOperation_UPDATE,
},
DerivedValues: []*ValueStatus{
{
Key: prefixA + baseValue3 + "/item1",
State: ValueState_CONFIGURED,
LastOperation: TxnOperation_CREATE,
},
{
Key: prefixA + baseValue3 + "/item2",
State: ValueState_CONFIGURED,
LastOperation: TxnOperation_CREATE,
},
},
})
// check transaction operations
txnHistory := scheduler.GetTransactionHistory(time.Time{}, time.Time{})
Expect(txnHistory).To(HaveLen(1))
txn := txnHistory[0]
Expect(txn.PreRecord).To(BeFalse())
Expect(txn.Start.After(startTime)).To(BeTrue())
Expect(txn.Start.Before(txn.Stop)).To(BeTrue())
Expect(txn.Stop.Before(stopTime)).To(BeTrue())
Expect(txn.SeqNum).To(BeEquivalentTo(0))
Expect(txn.TxnType).To(BeEquivalentTo(NBTransaction))
Expect(txn.ResyncType).To(BeEquivalentTo(FullResync))
Expect(txn.Description).To(BeEmpty())
checkRecordedValues(txn.Values, []RecordedKVPair{
{Key: prefixA + baseValue1, Value: utils.RecordProtoMessage(test.NewArrayValue("item2")), Origin: FromNB},
{Key: prefixA + baseValue2, Value: utils.RecordProtoMessage(test.NewArrayValue("item1", "item2")), Origin: FromNB},
{Key: prefixA + baseValue3, Value: utils.RecordProtoMessage(test.NewArrayValue("item1", "item2")), Origin: FromNB},
})
txnOps := RecordedTxnOps{
{
Operation: TxnOperation_DELETE,
Key: prefixA + baseValue3 + "/item1",
IsDerived: true,
PrevValue: utils.RecordProtoMessage(test.NewStringValue("item1")),
PrevState: ValueState_DISCOVERED,
NewState: ValueState_REMOVED,
IsRecreate: true,
},
{
Operation: TxnOperation_DELETE,
Key: prefixA + baseValue3,
PrevValue: utils.RecordProtoMessage(test.NewArrayValue("item1")),
PrevState: ValueState_DISCOVERED,
NewState: ValueState_REMOVED,
IsRecreate: true,
},
{
Operation: TxnOperation_CREATE,
Key: prefixA + baseValue3,
NewValue: utils.RecordProtoMessage(test.NewArrayValue("item1", "item2")),
PrevState: ValueState_REMOVED,
NewState: ValueState_CONFIGURED,
IsRecreate: true,
},
{
Operation: TxnOperation_CREATE,
Key: prefixA + baseValue3 + "/item1",
IsDerived: true,
NewValue: utils.RecordProtoMessage(test.NewStringValue("item1")),
PrevState: ValueState_NONEXISTENT, // TODO: derived value removed from the graph, ok?
NewState: ValueState_CONFIGURED,
IsRecreate: true,
},
{
Operation: TxnOperation_CREATE,
Key: prefixA + baseValue3 + "/item2",
IsDerived: true,
NewValue: utils.RecordProtoMessage(test.NewStringValue("item2")),
PrevState: ValueState_NONEXISTENT,
NewState: ValueState_CONFIGURED,
},
{
Operation: TxnOperation_DELETE,
Key: prefixA + baseValue1 + "/item1",
IsDerived: true,
PrevValue: utils.RecordProtoMessage(test.NewStringValue("item1")),
PrevState: ValueState_DISCOVERED,
NewState: ValueState_REMOVED,
},
{
Operation: TxnOperation_UPDATE,
Key: prefixA + baseValue1,
PrevValue: utils.RecordProtoMessage(test.NewArrayValue("item1")),
NewValue: utils.RecordProtoMessage(test.NewArrayValue("item2")),
PrevState: ValueState_DISCOVERED,
NewState: ValueState_CONFIGURED,
},
{
Operation: TxnOperation_CREATE,
Key: prefixA + baseValue1 + "/item2",
IsDerived: true,
NewValue: utils.RecordProtoMessage(test.NewStringValue("item2")),
PrevState: ValueState_NONEXISTENT,
NewState: ValueState_CONFIGURED,
},
{
Operation: TxnOperation_UPDATE,
Key: prefixA + baseValue2,
PrevValue: utils.RecordProtoMessage(test.NewArrayValue("item1")),
NewValue: utils.RecordProtoMessage(test.NewArrayValue("item1", "item2")),
PrevState: ValueState_DISCOVERED,
NewState: ValueState_CONFIGURED,
},
{
Operation: TxnOperation_CREATE,
Key: prefixA + baseValue2 + "/item2",
IsDerived: true,
NOOP: true,
NewValue: utils.RecordProtoMessage(test.NewStringValue("item2")),
PrevState: ValueState_NONEXISTENT,
NewState: ValueState_PENDING,
},
}
checkTxnOperations(txn.Planned, txnOps)
checkTxnOperations(txn.Executed, txnOps)
// check flag stats
graphR := scheduler.graph.Read()
errorStats := graphR.GetFlagStats(ErrorFlagIndex, nil)
Expect(errorStats.TotalCount).To(BeEquivalentTo(0))
pendingStats := graphR.GetFlagStats(UnavailValueFlagIndex, nil)
Expect(pendingStats.TotalCount).To(BeEquivalentTo(1))
derivedStats := graphR.GetFlagStats(DerivedFlagIndex, nil)
Expect(derivedStats.TotalCount).To(BeEquivalentTo(5))
lastUpdateStats := graphR.GetFlagStats(LastUpdateFlagIndex, nil)
Expect(lastUpdateStats.TotalCount).To(BeEquivalentTo(8))
descriptorStats := graphR.GetFlagStats(DescriptorFlagIndex, nil)
Expect(descriptorStats.TotalCount).To(BeEquivalentTo(8))
Expect(descriptorStats.PerValueCount).To(HaveKey(descriptor1Name))
Expect(descriptorStats.PerValueCount[descriptor1Name]).To(BeEquivalentTo(8))
valueStateStats := graphR.GetFlagStats(ValueStateFlagIndex, nil)
Expect(valueStateStats.TotalCount).To(BeEquivalentTo(8))
Expect(valueStateStats.PerValueCount).To(HaveKey(ValueState_CONFIGURED.String()))
Expect(valueStateStats.PerValueCount[ValueState_CONFIGURED.String()]).To(BeEquivalentTo(7))
Expect(valueStateStats.PerValueCount).To(HaveKey(ValueState_PENDING.String()))
Expect(valueStateStats.PerValueCount[ValueState_PENDING.String()]).To(BeEquivalentTo(1))
graphR.Release()
// close scheduler
err = scheduler.Close()
Expect(err).To(BeNil())
}
func TestResyncNotRemovingSBValues(t *testing.T) {
RegisterTestingT(t)
// prepare KV Scheduler
scheduler := NewPlugin(UseDeps(func(deps *Deps) {
deps.HTTPHandlers = nil
}))
err := scheduler.Init()
Expect(err).To(BeNil())
// prepare mocks
mockSB := test.NewMockSouthbound()
// -> initial content:
mockSB.SetValue(prefixA+baseValue1, test.NewStringValue(baseValue1),
nil, FromSB, false)
// -> descriptor1:
descriptor1 := test.NewMockDescriptor(&KVDescriptor{
Name: descriptor1Name,
KeySelector: prefixSelector(prefixA),
NBKeyPrefix: prefixA,
ValueTypeName: string(proto.MessageName(test.NewArrayValue())),
DerivedValues: test.ArrayValueDerBuilder,
Dependencies: func(key string, value proto.Message) []Dependency {
if key == prefixA+baseValue2 {
depKey := prefixA + baseValue1
return []Dependency{
{Label: depKey, Key: depKey},
}
}
return nil
},
WithMetadata: true,
}, mockSB, 0)
// register descriptor with the scheduler
scheduler.RegisterKVDescriptor(descriptor1)