Go Client v8.0.1

CHANGELOG.md

@@ -1,5 +1,11 @@
 # Change History
 
+## February 5 2025: v8.0.1
+
+- **Fixes**
+  - [CLIENT-3305] New key struct causes incorrect generation increment in MRT.
+  - [CLIENT-3326] Fix UDF can read a record with an expired transaction.
+
 ## January 22 2025: v8.0.0
 
 - **New Features**

txn.go

@@ -15,10 +15,10 @@
 package aerospike
 
 import (
+	"sync"
 	"sync/atomic"
 	"time"
 
-	sm "github.com/aerospike/aerospike-client-go/v8/internal/atomic/map"
 	"github.com/aerospike/aerospike-client-go/v8/types"
 )
 
@@ -41,8 +41,8 @@ func init() {
 // Transaction. Each command in the Transaction must use the same namespace.
 type Txn struct {
 	id           int64
-	reads        sm.Map[*Key, *uint64]
-	writes       sm.Map[*Key, struct{}]
+	reads        keyMap[*uint64]
+	writes       keyMap[struct{}]
 	state        TxnState
 	namespace    *string
 	timeout      int
@@ -58,8 +58,8 @@ type Txn struct {
 func NewTxn() *Txn {
 	return &Txn{
 		id:      createTxnId(),
-		reads:   *sm.New[*Key, *uint64](16),
-		writes:  *sm.New[*Key, struct{}](16),
+		reads:   *newKeyMap[*uint64](16),
+		writes:  *newKeyMap[struct{}](16),
 		timeout: 0,
 		state:   TxnStateOpen,
 	}
@@ -80,8 +80,8 @@ func NewTxnWithCapacity(readsCapacity, writesCapacity int) *Txn {
 
 	return &Txn{
 		id:      createTxnId(),
-		reads:   *sm.New[*Key, *uint64](readsCapacity),
-		writes:  *sm.New[*Key, struct{}](writesCapacity),
+		reads:   *newKeyMap[*uint64](readsCapacity),
+		writes:  *newKeyMap[struct{}](writesCapacity),
 		timeout: 0,
 		state:   TxnStateOpen,
 	}
@@ -306,3 +306,111 @@ func (txn *Txn) Clear() {
 	txn.reads.Clear()
 	txn.writes.Clear()
 }
+
+////////////////////////////////////////////////////////////////////////////
+//
+// Specialized internal data type to simplify key bookkeeping
+//
+////////////////////////////////////////////////////////////////////////////
+
+type keyTupple[V any] struct {
+	k *Key
+	v V
+}
+
+// keyMap implements a keyMap with atomic semantics.
+type keyMap[V any] struct {
+	m     map[[20]byte]*keyTupple[V]
+	mutex sync.RWMutex
+}
+
+// New generates a new Map instance.
+func newKeyMap[V any](length int) *keyMap[V] {
+	return &keyMap[V]{
+		m: make(map[[20]byte]*keyTupple[V], length),
+	}
+}
+
+// Exists atomically checks if a key exists in the map
+func (m *keyMap[V]) Exists(k *Key) bool {
+	if k != nil {
+		m.mutex.RLock()
+		_, ok := m.m[k.digest]
+		m.mutex.RUnlock()
+		return ok
+	}
+	return false
+}
+
+// Get atomically retrieves an element from the Map.
+func (m *keyMap[V]) Get(k *Key) V {
+	if k != nil {
+		m.mutex.RLock()
+		res, found := m.m[k.digest]
+		m.mutex.RUnlock()
+		if found {
+			return res.v
+		}
+	}
+
+	var zero V
+	return zero
+}
+
+// Set atomically sets an element in the Map.
+// If idx is out of range, it will return an error.
+func (m *keyMap[V]) Set(k *Key, v V) {
+	if k != nil {
+		m.mutex.Lock()
+		m.m[k.digest] = &keyTupple[V]{k: k, v: v}
+		m.mutex.Unlock()
+	}
+}
+
+// Clone copies the map and returns the copy.
+func (m *keyMap[V]) Clone() map[*Key]V {
+	m.mutex.RLock()
+	res := make(map[*Key]V, len(m.m))
+	for _, v := range m.m {
+		res[v.k] = v.v
+	}
+	m.mutex.RUnlock()
+
+	return res
+}
+
+// Returns the keys from the map.
+func (m *keyMap[V]) Keys() []*Key {
+	m.mutex.RLock()
+	res := make([]*Key, 0, len(m.m))
+	for _, v := range m.m {
+		res = append(res, v.k)
+	}
+	m.mutex.RUnlock()
+
+	return res
+}
+
+// Clear will remove all entries.
+func (m *keyMap[V]) Clear() {
+	m.mutex.Lock()
+	m.m = make(map[[20]byte]*keyTupple[V], len(m.m))
+	m.mutex.Unlock()
+}
+
+// Delete will remove the key and return its value.
+func (m *keyMap[V]) Delete(k *Key) V {
+	if k != nil {
+		m.mutex.Lock()
+		res, ok := m.m[k.digest]
+		delete(m.m, k.digest)
+		m.mutex.Unlock()
+
+		if ok {
+			return res.v
+		}
+	}
+
+	var zero V
+	return zero
+}

txn_monitor.go

@@ -28,60 +28,86 @@ const binNameDigests = "keyds"
 
 func (tm *TxnMonitor) addKey(cluster *Cluster, policy *WritePolicy, cmdKey *Key) Error {
 	txn := policy.Txn
+	if err := txn.VerifyCommand(); err != nil {
+		return err
+	}
 
 	if txn.WriteExistsForKey(cmdKey) {
 		// Transaction monitor already contains this key.
 		return nil
 	}
 
-	ops := tm.getTranOps(txn, cmdKey)
+	ops, err := tm.getTranOps(txn, cmdKey)
+	if err != nil {
+		return err
+	}
 	return tm.addWriteKeys(cluster, policy.GetBasePolicy(), ops)
 }
 
 func (tm *TxnMonitor) addKeys(cluster *Cluster, policy *BatchPolicy, keys []*Key) Error {
-	ops := tm.getTranOpsFromKeys(policy.Txn, keys)
+	ops, err := tm.getTranOpsFromKeys(policy.Txn, keys)
+	if err != nil {
+		return err
+	}
 	return tm.addWriteKeys(cluster, policy.GetBasePolicy(), ops)
 }
 
 func (tm *TxnMonitor) addKeysFromRecords(cluster *Cluster, policy *BatchPolicy, records []BatchRecordIfc) Error {
-	ops := tm.getTranOpsFromBatchRecords(policy.Txn, records)
+	ops, err := tm.getTranOpsFromBatchRecords(policy.Txn, records)
+	if err != nil {
+		return err
+	}
 
 	if len(ops) > 0 {
 		return tm.addWriteKeys(cluster, policy.GetBasePolicy(), ops)
 	}
 	return nil
 }
 
-func (tm *TxnMonitor) getTranOps(txn *Txn, cmdKey *Key) []*Operation {
-	txn.SetNamespace(cmdKey.namespace)
+func (tm *TxnMonitor) getTranOps(txn *Txn, cmdKey *Key) ([]*Operation, Error) {
+	if err := txn.SetNamespace(cmdKey.namespace); err != nil {
+		return nil, err
+	}
 
 	if txn.MonitorExists() {
 		return []*Operation{
 			ListAppendWithPolicyOp(txnOrderedListPolicy, binNameDigests, cmdKey.Digest()),
-		}
+		}, nil
 	} else {
 		return []*Operation{
 			PutOp(NewBin(binNameId, txn.Id())),
 			ListAppendWithPolicyOp(txnOrderedListPolicy, binNameDigests, cmdKey.Digest()),
-		}
+		}, nil
 	}
 }
 
-func (tm *TxnMonitor) getTranOpsFromKeys(txn *Txn, keys []*Key) []*Operation {
+func (tm *TxnMonitor) getTranOpsFromKeys(txn *Txn, keys []*Key) ([]*Operation, Error) {
+	if err := txn.VerifyCommand(); err != nil {
+		return nil, err
+	}
+
 	list := make([]interface{}, 0, len(keys))
 
 	for _, key := range keys {
-		txn.SetNamespace(key.namespace)
+		if err := txn.SetNamespace(key.namespace); err != nil {
+			return nil, err
+		}
 		list = append(list, NewBytesValue(key.Digest()))
 	}
-	return tm.getTranOpsFromValueList(txn, list)
+	return tm.getTranOpsFromValueList(txn, list), nil
 }
 
-func (tm *TxnMonitor) getTranOpsFromBatchRecords(txn *Txn, records []BatchRecordIfc) []*Operation {
+func (tm *TxnMonitor) getTranOpsFromBatchRecords(txn *Txn, records []BatchRecordIfc) ([]*Operation, Error) {
+	if err := txn.VerifyCommand(); err != nil {
+		return nil, err
+	}
+
 	list := make([]interface{}, 0, len(records))
 
 	for _, br := range records {
-		txn.SetNamespace(br.key().namespace)
+		if err := txn.SetNamespace(br.key().namespace); err != nil {
+			return nil, err
+		}
 
 		if br.BatchRec().hasWrite {
 			list = append(list, br.key().Digest())
@@ -90,9 +116,9 @@ func (tm *TxnMonitor) getTranOpsFromBatchRecords(txn *Txn, records []BatchRecord
 
 	if len(list) == 0 {
 		// Readonly batch does not need to add key digests.
-		return nil
+		return nil, nil
 	}
-	return tm.getTranOpsFromValueList(txn, list)
+	return tm.getTranOpsFromValueList(txn, list), nil
 }
 
 func (tm *TxnMonitor) getTranOpsFromValueList(txn *Txn, list []interface{}) []*Operation {