tony/CHORUS
1
0
Fork 0
Code Issues 10 Pull Requests Actions Packages Projects Releases Wiki Activity

chore: add distribution stubs for default build

Browse Source
This commit is contained in:
anthonyrawlins
2025-09-27 21:35:15 +10:00
parent 4a77862289
commit 9c32755632
10 changed files with 510 additions and 42 deletions
Download Patch File Download Diff File Expand all files Collapse all files

3
pkg/slurp/distribution/consistent_hash.go
View File

@@ -1,3 +1,6 @@
//go:build slurp_full
// +build slurp_full
// Package distribution provides consistent hashing for distributed context placement
package distribution

3
pkg/slurp/distribution/coordinator.go
View File

@@ -1,3 +1,6 @@
//go:build slurp_full
// +build slurp_full
// Package distribution provides centralized coordination for distributed context operations
package distribution

9
pkg/slurp/distribution/dht.go
View File

@@ -2,17 +2,8 @@ package distribution
import (
"context"
"crypto/sha256"
"encoding/hex"
"encoding/json"
"fmt"
"sync"
"time"
"chorus/pkg/config"
"chorus/pkg/crypto"
"chorus/pkg/dht"
"chorus/pkg/election"
slurpContext "chorus/pkg/slurp/context"
"chorus/pkg/ucxl"
)

3
pkg/slurp/distribution/dht_impl.go
View File

@@ -1,3 +1,6 @@
//go:build slurp_full
// +build slurp_full
// Package distribution provides DHT-based context distribution implementation
package distribution

453
pkg/slurp/distribution/distribution_stub.go Normal file
View File

@@ -0,0 +1,453 @@
//go:build !slurp_full
// +build !slurp_full
package distribution
import (
"context"
"sync"
"time"
"chorus/pkg/config"
"chorus/pkg/crypto"
"chorus/pkg/dht"
"chorus/pkg/election"
slurpContext "chorus/pkg/slurp/context"
"chorus/pkg/ucxl"
)
// DHTContextDistributor provides an in-memory stub implementation that satisfies the
// ContextDistributor interface when the full libp2p-based stack is unavailable.
type DHTContextDistributor struct {
mu sync.RWMutex
dht dht.DHT
config *config.Config
storage map[string]*slurpContext.ContextNode
stats *DistributionStatistics
policy *ReplicationPolicy
}
// NewDHTContextDistributor returns a stub distributor that stores contexts in-memory.
func NewDHTContextDistributor(
dhtInstance dht.DHT,
roleCrypto *crypto.RoleCrypto,
electionManager election.Election,
cfg *config.Config,
) (*DHTContextDistributor, error) {
return &DHTContextDistributor{
dht: dhtInstance,
config: cfg,
storage: make(map[string]*slurpContext.ContextNode),
stats: &DistributionStatistics{CollectedAt: time.Now()},
policy: &ReplicationPolicy{
DefaultFactor: 1,
MinFactor: 1,
MaxFactor: 1,
},
}, nil
}
func (d *DHTContextDistributor) Start(ctx context.Context) error { return nil }
func (d *DHTContextDistributor) Stop(ctx context.Context) error { return nil }
func (d *DHTContextDistributor) DistributeContext(ctx context.Context, node *slurpContext.ContextNode, roles []string) error {
if node == nil {
return nil
}
d.mu.Lock()
defer d.mu.Unlock()
key := node.UCXLAddress.String()
d.storage[key] = node
d.stats.TotalDistributions++
d.stats.SuccessfulDistributions++
return nil
}
func (d *DHTContextDistributor) RetrieveContext(ctx context.Context, address ucxl.Address, role string) (*slurpContext.ResolvedContext, error) {
d.mu.RLock()
defer d.mu.RUnlock()
if node, ok := d.storage[address.String()]; ok {
return &slurpContext.ResolvedContext{
UCXLAddress: address,
Summary: node.Summary,
Purpose: node.Purpose,
Technologies: append([]string{}, node.Technologies...),
Tags: append([]string{}, node.Tags...),
Insights: append([]string{}, node.Insights...),
ResolvedAt: time.Now(),
}, nil
}
return nil, nil
}
func (d *DHTContextDistributor) UpdateContext(ctx context.Context, node *slurpContext.ContextNode, roles []string) (*ConflictResolution, error) {
if err := d.DistributeContext(ctx, node, roles); err != nil {
return nil, err
}
return &ConflictResolution{Address: node.UCXLAddress, ResolutionType: ResolutionMerged, ResolvedAt: time.Now(), Confidence: 1.0}, nil
}
func (d *DHTContextDistributor) DeleteContext(ctx context.Context, address ucxl.Address) error {
d.mu.Lock()
defer d.mu.Unlock()
delete(d.storage, address.String())
return nil
}
func (d *DHTContextDistributor) ListDistributedContexts(ctx context.Context, role string, criteria *DistributionCriteria) ([]*DistributedContextInfo, error) {
d.mu.RLock()
defer d.mu.RUnlock()
infos := make([]*DistributedContextInfo, 0, len(d.storage))
for _, node := range d.storage {
infos = append(infos, &DistributedContextInfo{
Address: node.UCXLAddress,
Roles: append([]string{}, role),
ReplicaCount: 1,
HealthyReplicas: 1,
LastUpdated: time.Now(),
})
}
return infos, nil
}
func (d *DHTContextDistributor) Sync(ctx context.Context) (*SyncResult, error) {
return &SyncResult{SyncedContexts: len(d.storage), SyncedAt: time.Now()}, nil
}
func (d *DHTContextDistributor) Replicate(ctx context.Context, address ucxl.Address, replicationFactor int) error {
return nil
}
func (d *DHTContextDistributor) GetReplicaHealth(ctx context.Context, address ucxl.Address) (*ReplicaHealth, error) {
d.mu.RLock()
defer d.mu.RUnlock()
_, ok := d.storage[address.String()]
return &ReplicaHealth{
Address: address,
TotalReplicas: boolToInt(ok),
HealthyReplicas: boolToInt(ok),
FailedReplicas: 0,
OverallHealth: healthFromBool(ok),
LastChecked: time.Now(),
}, nil
}
func (d *DHTContextDistributor) GetDistributionStats() (*DistributionStatistics, error) {
d.mu.RLock()
defer d.mu.RUnlock()
statsCopy := *d.stats
statsCopy.LastSyncTime = time.Now()
return &statsCopy, nil
}
func (d *DHTContextDistributor) SetReplicationPolicy(policy *ReplicationPolicy) error {
d.mu.Lock()
defer d.mu.Unlock()
if policy != nil {
d.policy = policy
}
return nil
}
func boolToInt(ok bool) int {
if ok {
return 1
}
return 0
}
func healthFromBool(ok bool) HealthStatus {
if ok {
return HealthHealthy
}
return HealthDegraded
}
// Replication manager stub ----------------------------------------------------------------------
type stubReplicationManager struct {
policy *ReplicationPolicy
}
func newStubReplicationManager(policy *ReplicationPolicy) *stubReplicationManager {
if policy == nil {
policy = &ReplicationPolicy{DefaultFactor: 1, MinFactor: 1, MaxFactor: 1}
}
return &stubReplicationManager{policy: policy}
}
func NewReplicationManager(dhtInstance dht.DHT, cfg *config.Config) (ReplicationManager, error) {
return newStubReplicationManager(nil), nil
}
func (rm *stubReplicationManager) EnsureReplication(ctx context.Context, address ucxl.Address, factor int) error {
return nil
}
func (rm *stubReplicationManager) RepairReplicas(ctx context.Context, address ucxl.Address) (*RepairResult, error) {
return &RepairResult{
Address: address.String(),
RepairSuccessful: true,
RepairedAt: time.Now(),
}, nil
}
func (rm *stubReplicationManager) BalanceReplicas(ctx context.Context) (*RebalanceResult, error) {
return &RebalanceResult{RebalanceTime: time.Millisecond, RebalanceSuccessful: true}, nil
}
func (rm *stubReplicationManager) GetReplicationStatus(ctx context.Context, address ucxl.Address) (*ReplicationStatus, error) {
return &ReplicationStatus{
Address: address.String(),
DesiredReplicas: rm.policy.DefaultFactor,
CurrentReplicas: rm.policy.DefaultFactor,
HealthyReplicas: rm.policy.DefaultFactor,
ReplicaDistribution: map[string]int{},
Status: "nominal",
}, nil
}
func (rm *stubReplicationManager) SetReplicationFactor(factor int) error {
if factor < 1 {
factor = 1
}
rm.policy.DefaultFactor = factor
return nil
}
func (rm *stubReplicationManager) GetReplicationStats() (*ReplicationStatistics, error) {
return &ReplicationStatistics{LastUpdated: time.Now()}, nil
}
// Conflict resolver stub ------------------------------------------------------------------------
type ConflictResolverImpl struct{}
func NewConflictResolver(dhtInstance dht.DHT, cfg *config.Config) (ConflictResolver, error) {
return &ConflictResolverImpl{}, nil
}
func (cr *ConflictResolverImpl) ResolveConflict(ctx context.Context, local, remote *slurpContext.ContextNode) (*ConflictResolution, error) {
return &ConflictResolution{Address: local.UCXLAddress, ResolutionType: ResolutionMerged, MergedContext: local, ResolvedAt: time.Now(), Confidence: 1.0}, nil
}
func (cr *ConflictResolverImpl) DetectConflicts(ctx context.Context, update *slurpContext.ContextNode) ([]*PotentialConflict, error) {
return []*PotentialConflict{}, nil
}
func (cr *ConflictResolverImpl) MergeContexts(ctx context.Context, contexts []*slurpContext.ContextNode) (*slurpContext.ContextNode, error) {
if len(contexts) == 0 {
return nil, nil
}
return contexts[0], nil
}
func (cr *ConflictResolverImpl) GetConflictHistory(ctx context.Context, address ucxl.Address) ([]*ConflictResolution, error) {
return []*ConflictResolution{}, nil
}
func (cr *ConflictResolverImpl) SetResolutionStrategy(strategy *ResolutionStrategy) error {
return nil
}
// Gossip protocol stub -------------------------------------------------------------------------
type stubGossipProtocol struct{}
func NewGossipProtocol(dhtInstance dht.DHT, cfg *config.Config) (GossipProtocol, error) {
return &stubGossipProtocol{}, nil
}
func (gp *stubGossipProtocol) StartGossip(ctx context.Context) error { return nil }
func (gp *stubGossipProtocol) StopGossip(ctx context.Context) error { return nil }
func (gp *stubGossipProtocol) GossipMetadata(ctx context.Context, peer string) error { return nil }
func (gp *stubGossipProtocol) GetGossipState() (*GossipState, error) {
return &GossipState{}, nil
}
func (gp *stubGossipProtocol) SetGossipInterval(interval time.Duration) error { return nil }
func (gp *stubGossipProtocol) GetGossipStats() (*GossipStatistics, error) {
return &GossipStatistics{LastUpdated: time.Now()}, nil
}
// Network manager stub -------------------------------------------------------------------------
type stubNetworkManager struct {
dht dht.DHT
}
func NewNetworkManager(dhtInstance dht.DHT, cfg *config.Config) (NetworkManager, error) {
return &stubNetworkManager{dht: dhtInstance}, nil
}
func (nm *stubNetworkManager) DetectPartition(ctx context.Context) (*PartitionInfo, error) {
return &PartitionInfo{DetectedAt: time.Now()}, nil
}
func (nm *stubNetworkManager) GetTopology(ctx context.Context) (*NetworkTopology, error) {
return &NetworkTopology{UpdatedAt: time.Now()}, nil
}
func (nm *stubNetworkManager) GetPeers(ctx context.Context) ([]*PeerInfo, error) {
return []*PeerInfo{}, nil
}
func (nm *stubNetworkManager) CheckConnectivity(ctx context.Context, peers []string) (*ConnectivityReport, error) {
report := &ConnectivityReport{
TotalPeers: len(peers),
ReachablePeers: len(peers),
PeerResults: make(map[string]*ConnectivityResult),
TestedAt: time.Now(),
}
for _, id := range peers {
report.PeerResults[id] = &ConnectivityResult{PeerID: id, Reachable: true, TestedAt: time.Now()}
}
return report, nil
}
func (nm *stubNetworkManager) RecoverFromPartition(ctx context.Context) (*RecoveryResult, error) {
return &RecoveryResult{RecoverySuccessful: true, RecoveredAt: time.Now()}, nil
}
func (nm *stubNetworkManager) GetNetworkStats() (*NetworkStatistics, error) {
return &NetworkStatistics{LastUpdated: time.Now(), LastHealthCheck: time.Now()}, nil
}
// Vector clock stub ---------------------------------------------------------------------------
type defaultVectorClockManager struct {
mu sync.Mutex
clocks map[string]*VectorClock
}
func NewVectorClockManager(dhtInstance dht.DHT, nodeID string) (VectorClockManager, error) {
return &defaultVectorClockManager{clocks: make(map[string]*VectorClock)}, nil
}
func (vcm *defaultVectorClockManager) GetClock(nodeID string) (*VectorClock, error) {
vcm.mu.Lock()
defer vcm.mu.Unlock()
if clock, ok := vcm.clocks[nodeID]; ok {
return clock, nil
}
clock := &VectorClock{Clock: map[string]int64{nodeID: time.Now().Unix()}, UpdatedAt: time.Now()}
vcm.clocks[nodeID] = clock
return clock, nil
}
func (vcm *defaultVectorClockManager) UpdateClock(nodeID string, clock *VectorClock) error {
vcm.mu.Lock()
defer vcm.mu.Unlock()
vcm.clocks[nodeID] = clock
return nil
}
func (vcm *defaultVectorClockManager) CompareClock(clock1, clock2 *VectorClock) ClockRelation {
return ClockConcurrent
}
func (vcm *defaultVectorClockManager) MergeClock(clocks []*VectorClock) *VectorClock {
return &VectorClock{Clock: make(map[string]int64), UpdatedAt: time.Now()}
}
// Coordinator stub ----------------------------------------------------------------------------
type DistributionCoordinator struct {
config *config.Config
distributor ContextDistributor
stats *CoordinationStatistics
metrics *PerformanceMetrics
}
func NewDistributionCoordinator(
cfg *config.Config,
dhtInstance dht.DHT,
roleCrypto *crypto.RoleCrypto,
electionManager election.Election,
) (*DistributionCoordinator, error) {
distributor, err := NewDHTContextDistributor(dhtInstance, roleCrypto, electionManager, cfg)
if err != nil {
return nil, err
}
return &DistributionCoordinator{
config: cfg,
distributor: distributor,
stats: &CoordinationStatistics{LastUpdated: time.Now()},
metrics: &PerformanceMetrics{CollectedAt: time.Now()},
}, nil
}
func (dc *DistributionCoordinator) Start(ctx context.Context) error { return nil }
func (dc *DistributionCoordinator) Stop(ctx context.Context) error { return nil }
func (dc *DistributionCoordinator) DistributeContext(ctx context.Context, request *DistributionRequest) (*DistributionResult, error) {
if request == nil || request.ContextNode == nil {
return &DistributionResult{Success: true, CompletedAt: time.Now()}, nil
}
if err := dc.distributor.DistributeContext(ctx, request.ContextNode, request.TargetRoles); err != nil {
return nil, err
}
return &DistributionResult{Success: true, DistributedNodes: []string{"local"}, CompletedAt: time.Now()}, nil
}
func (dc *DistributionCoordinator) CoordinateReplication(ctx context.Context, address ucxl.Address, factor int) (*RebalanceResult, error) {
return &RebalanceResult{RebalanceTime: time.Millisecond, RebalanceSuccessful: true}, nil
}
func (dc *DistributionCoordinator) ResolveConflicts(ctx context.Context, conflicts []*PotentialConflict) ([]*ConflictResolution, error) {
resolutions := make([]*ConflictResolution, 0, len(conflicts))
for _, conflict := range conflicts {
resolutions = append(resolutions, &ConflictResolution{Address: conflict.Address, ResolutionType: ResolutionMerged, ResolvedAt: time.Now(), Confidence: 1.0})
}
return resolutions, nil
}
func (dc *DistributionCoordinator) GetClusterHealth() (*ClusterHealth, error) {
return &ClusterHealth{OverallStatus: HealthHealthy, LastUpdated: time.Now()}, nil
}
func (dc *DistributionCoordinator) GetCoordinationStats() (*CoordinationStatistics, error) {
return dc.stats, nil
}
func (dc *DistributionCoordinator) GetPerformanceMetrics() (*PerformanceMetrics, error) {
return dc.metrics, nil
}
// Minimal type definitions (mirroring slurp_full variants) --------------------------------------
type CoordinationStatistics struct {
TasksProcessed int
LastUpdated time.Time
}
type PerformanceMetrics struct {
CollectedAt time.Time
}
type ClusterHealth struct {
OverallStatus HealthStatus
HealthyNodes int
UnhealthyNodes int
LastUpdated time.Time
ComponentHealth map[string]*ComponentHealth
Alerts []string
}
type ComponentHealth struct {
ComponentType string
Status string
HealthScore float64
LastCheck time.Time
}
type DistributionRequest struct {
RequestID string
ContextNode *slurpContext.ContextNode
TargetRoles []string
}
type DistributionResult struct {
RequestID string
Success bool
DistributedNodes []string
CompletedAt time.Time
}

69
pkg/slurp/distribution/gossip.go
View File

@@ -1,3 +1,6 @@
//go:build slurp_full
// +build slurp_full
// Package distribution provides gossip protocol for metadata synchronization
package distribution
@@ -9,8 +12,8 @@ import (
"sync"
"time"
"chorus/pkg/dht"
"chorus/pkg/config"
"chorus/pkg/dht"
"chorus/pkg/ucxl"
)
@@ -33,14 +36,14 @@ type GossipProtocolImpl struct {
// GossipMessage represents a message in the gossip protocol
type GossipMessage struct {
MessageID string `json:"message_id"`
MessageType GossipMessageType `json:"message_type"`
SenderID string `json:"sender_id"`
Timestamp time.Time `json:"timestamp"`
TTL int `json:"ttl"`
VectorClock map[string]int64 `json:"vector_clock"`
Payload map[string]interface{} `json:"payload"`
Metadata *GossipMessageMetadata `json:"metadata"`
MessageID string `json:"message_id"`
MessageType GossipMessageType `json:"message_type"`
SenderID string `json:"sender_id"`
Timestamp time.Time `json:"timestamp"`
TTL int `json:"ttl"`
VectorClock map[string]int64 `json:"vector_clock"`
Payload map[string]interface{} `json:"payload"`
Metadata *GossipMessageMetadata `json:"metadata"`
}
// GossipMessageType represents different types of gossip messages
@@ -57,26 +60,26 @@ const (
// GossipMessageMetadata contains metadata about gossip messages
type GossipMessageMetadata struct {
Priority Priority `json:"priority"`
Reliability bool `json:"reliability"`
Encrypted bool `json:"encrypted"`
Compressed bool `json:"compressed"`
OriginalSize int `json:"original_size"`
CompressionType string `json:"compression_type"`
Priority Priority `json:"priority"`
Reliability bool `json:"reliability"`
Encrypted bool `json:"encrypted"`
Compressed bool `json:"compressed"`
OriginalSize int `json:"original_size"`
CompressionType string `json:"compression_type"`
}
// ContextMetadata represents metadata about a distributed context
type ContextMetadata struct {
Address ucxl.Address `json:"address"`
Version int64 `json:"version"`
LastUpdated time.Time `json:"last_updated"`
UpdatedBy string `json:"updated_by"`
Roles []string `json:"roles"`
Size int64 `json:"size"`
Checksum string `json:"checksum"`
ReplicationNodes []string `json:"replication_nodes"`
VectorClock map[string]int64 `json:"vector_clock"`
Status MetadataStatus `json:"status"`
Address ucxl.Address `json:"address"`
Version int64 `json:"version"`
LastUpdated time.Time `json:"last_updated"`
UpdatedBy string `json:"updated_by"`
Roles []string `json:"roles"`
Size int64 `json:"size"`
Checksum string `json:"checksum"`
ReplicationNodes []string `json:"replication_nodes"`
VectorClock map[string]int64 `json:"vector_clock"`
Status MetadataStatus `json:"status"`
}
// MetadataStatus represents the status of context metadata
@@ -84,16 +87,16 @@ type MetadataStatus string
const (
MetadataStatusActive MetadataStatus = "active"
MetadataStatusDeprecated MetadataStatus = "deprecated"
MetadataStatusDeprecated MetadataStatus = "deprecated"
MetadataStatusDeleted MetadataStatus = "deleted"
MetadataStatusConflicted MetadataStatus = "conflicted"
)
// FailureDetector detects failed nodes in the network
type FailureDetector struct {
mu sync.RWMutex
suspectedNodes map[string]time.Time
failedNodes map[string]time.Time
mu sync.RWMutex
suspectedNodes map[string]time.Time
failedNodes map[string]time.Time
heartbeatTimeout time.Duration
failureThreshold time.Duration
}
@@ -441,9 +444,9 @@ func (gp *GossipProtocolImpl) sendHeartbeat(ctx context.Context) {
TTL: 1, // Heartbeats don't propagate
VectorClock: gp.getVectorClock(),
Payload: map[string]interface{}{
"status": "alive",
"load": gp.calculateNodeLoad(),
"version": "1.0.0",
"status": "alive",
"load": gp.calculateNodeLoad(),
"version": "1.0.0",
"capabilities": []string{"context_distribution", "replication"},
},
Metadata: &GossipMessageMetadata{
@@ -679,4 +682,4 @@ func min(a, b int) int {
return a
}
return b
}
}

3
pkg/slurp/distribution/monitoring.go
View File

@@ -1,3 +1,6 @@
//go:build slurp_full
// +build slurp_full
// Package distribution provides comprehensive monitoring and observability for distributed context operations
package distribution

3
pkg/slurp/distribution/network.go
View File

@@ -1,3 +1,6 @@
//go:build slurp_full
// +build slurp_full
// Package distribution provides network management for distributed context operations
package distribution

3
pkg/slurp/distribution/replication.go
View File

@@ -1,3 +1,6 @@
//go:build slurp_full
// +build slurp_full
// Package distribution provides replication management for distributed contexts
package distribution

3
pkg/slurp/distribution/security.go
View File

@@ -1,3 +1,6 @@
//go:build slurp_full
// +build slurp_full
// Package distribution provides comprehensive security for distributed context operations
package distribution