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remove "enhanced" reference

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This commit is contained in:
chrislu
2025-07-24 08:07:50 -07:00
parent 30ad65bb5f
commit a4cf55a741
5 changed files with 1194 additions and 873 deletions
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107
weed/admin/task/enhanced_ec_integration_test.go → weed/admin/task/ec_integration_test.go
View File

@@ -10,9 +10,9 @@ import (
"github.com/seaweedfs/seaweedfs/weed/worker/types"
)
// TestEnhancedECIntegration tests the enhanced EC implementation with the admin server
func TestEnhancedECIntegration(t *testing.T) {
t.Logf("Starting enhanced EC integration test")
// TestECIntegration tests the EC implementation with the admin server
func TestECIntegration(t *testing.T) {
t.Logf("Starting EC integration test")
// Step 1: Create admin server
config := &MinimalAdminConfig{
@@ -51,7 +51,7 @@ func TestEnhancedECIntegration(t *testing.T) {
// Step 3: Create an EC task
ecTask := &types.Task{
ID: "enhanced-ec-task-1",
ID: "ec-task-1",
Type: types.TaskTypeErasureCoding,
VolumeID: 12345,
Server: "localhost:8080",
@@ -70,7 +70,7 @@ func TestEnhancedECIntegration(t *testing.T) {
if err != nil {
t.Fatalf("Failed to queue EC task: %v", err)
}
t.Logf("Successfully queued enhanced EC task %s for volume %d", ecTask.ID, ecTask.VolumeID)
t.Logf("Successfully queued EC task %s for volume %d", ecTask.ID, ecTask.VolumeID)
// Step 4: Worker requests the task
assignedTask, err := adminServer.RequestTask("ec-worker-1", []types.TaskType{types.TaskTypeErasureCoding})
@@ -82,8 +82,8 @@ func TestEnhancedECIntegration(t *testing.T) {
t.Logf("EC worker got task: %s (%s) for volume %d",
assignedTask.ID, assignedTask.Type, assignedTask.VolumeID)
// Step 5: Simulate enhanced EC task execution progress
t.Logf("Simulating enhanced EC task execution phases")
// Step 5: Simulate EC task execution phases
t.Logf("Simulating EC task execution phases")
// Phase 1: Copying volume data
err = adminServer.UpdateTaskProgress(assignedTask.ID, 15.0)
@@ -132,7 +132,7 @@ func TestEnhancedECIntegration(t *testing.T) {
if err != nil {
t.Errorf("Failed to complete EC task: %v", err)
}
t.Logf("Successfully completed enhanced EC task %s", assignedTask.ID)
t.Logf("Successfully completed EC task %s", assignedTask.ID)
} else {
t.Logf("No EC task was assigned (expected in test environment)")
}
@@ -151,16 +151,16 @@ func TestEnhancedECIntegration(t *testing.T) {
lastEntry.TaskID, lastEntry.TaskType, lastEntry.Duration)
if lastEntry.TaskType == types.TaskTypeErasureCoding {
t.Logf("Enhanced EC task completed successfully")
t.Logf("EC task completed successfully")
}
}
t.Logf("Enhanced EC integration test completed successfully")
t.Logf("EC integration test completed successfully")
}
// TestEnhancedECTaskValidation tests the enhanced EC task validation
func TestEnhancedECTaskValidation(t *testing.T) {
t.Logf("Testing enhanced EC task validation")
// TestECTaskValidation tests the EC task validation
func TestECTaskValidation(t *testing.T) {
t.Logf("Testing EC task validation")
// Create a temporary work directory
workDir := filepath.Join(os.TempDir(), "seaweedfs_ec_test")
@@ -170,8 +170,8 @@ func TestEnhancedECTaskValidation(t *testing.T) {
}
defer os.RemoveAll(workDir)
// Create enhanced EC task
enhancedTask := ec_task.NewEnhancedECTask(
// Create EC task
ecTask := ec_task.NewTaskWithParams(
"localhost:8080", // source server
12345, // volume ID
"localhost:9333", // master client
@@ -188,7 +188,7 @@ func TestEnhancedECTaskValidation(t *testing.T) {
},
}
err = enhancedTask.Validate(validParams)
err = ecTask.Validate(validParams)
if err != nil {
t.Errorf("Valid parameters should pass validation: %v", err)
}
@@ -199,25 +199,25 @@ func TestEnhancedECTaskValidation(t *testing.T) {
Server: "", // Empty server
}
err = enhancedTask.Validate(invalidParams)
err = ecTask.Validate(invalidParams)
if err == nil {
t.Errorf("Invalid parameters should fail validation")
}
// Test time estimation
estimatedTime := enhancedTask.EstimateTime(validParams)
estimatedTime := ecTask.EstimateTime(validParams)
t.Logf("Estimated time for 32GB volume EC: %v", estimatedTime)
if estimatedTime < 20*time.Minute {
t.Errorf("Expected at least 20 minutes for large volume EC, got %v", estimatedTime)
}
t.Logf("Enhanced EC task validation completed successfully")
t.Logf("EC task validation completed successfully")
}
// TestEnhancedECFeatures tests specific enhanced EC features
func TestEnhancedECFeatures(t *testing.T) {
t.Logf("Testing enhanced EC features")
// TestECFeatures tests specific EC features
func TestECFeatures(t *testing.T) {
t.Logf("Testing EC features")
// Create temporary work directory
workDir := filepath.Join(os.TempDir(), "seaweedfs_ec_features_test")
@@ -227,7 +227,7 @@ func TestEnhancedECFeatures(t *testing.T) {
}
defer os.RemoveAll(workDir)
enhancedTask := ec_task.NewEnhancedECTask(
ecTask := ec_task.NewTaskWithParams(
"localhost:8080",
54321,
"localhost:9333",
@@ -237,17 +237,17 @@ func TestEnhancedECFeatures(t *testing.T) {
// Test step tracking
t.Logf("Testing step tracking functionality")
currentStep := enhancedTask.GetCurrentStep()
currentStep := ecTask.GetCurrentStep()
t.Logf("Initial current step: %s", currentStep)
progress := enhancedTask.GetProgress()
progress := ecTask.GetProgress()
t.Logf("Initial progress: %.1f%%", progress)
// Test parameter extraction
params := types.TaskParams{
VolumeID: 54321,
Server: "localhost:8080",
Collection: "enhanced_test",
Collection: "features_test",
Parameters: map[string]interface{}{
"volume_size": int64(64 * 1024 * 1024 * 1024), // 64GB
"data_shards": 10,
@@ -256,7 +256,7 @@ func TestEnhancedECFeatures(t *testing.T) {
},
}
estimatedTime := enhancedTask.EstimateTime(params)
estimatedTime := ecTask.EstimateTime(params)
expectedMinTime := time.Duration(64*2) * time.Minute // 2 minutes per GB
t.Logf("64GB volume estimated time: %v (expected minimum: %v)", estimatedTime, expectedMinTime)
@@ -265,15 +265,15 @@ func TestEnhancedECFeatures(t *testing.T) {
t.Errorf("Time estimate seems too low for 64GB volume")
}
t.Logf("Enhanced EC features test completed successfully")
t.Logf("EC features test completed successfully")
}
// TestECTaskComparison compares basic vs enhanced EC implementations
// TestECTaskComparison tests EC implementation features
func TestECTaskComparison(t *testing.T) {
t.Logf("Comparing basic vs enhanced EC implementations")
t.Logf("Testing EC implementation features")
// Basic EC task estimation
basicParams := types.TaskParams{
// EC task estimation
params := types.TaskParams{
VolumeID: 11111,
Server: "localhost:8080",
Parameters: map[string]interface{}{
@@ -281,44 +281,29 @@ func TestECTaskComparison(t *testing.T) {
},
}
// Create basic task (existing implementation)
basicTask := ec_task.NewTask("localhost:8080", 11111)
basicTime := basicTask.EstimateTime(basicParams)
// Create enhanced task
// Create task
workDir := filepath.Join(os.TempDir(), "seaweedfs_ec_comparison")
defer os.RemoveAll(workDir)
enhancedTask := ec_task.NewEnhancedECTask(
ecTask := ec_task.NewTaskWithParams(
"localhost:8080",
22222,
"localhost:9333",
workDir,
)
enhancedTime := enhancedTask.EstimateTime(basicParams)
estimatedTime := ecTask.EstimateTime(params)
t.Logf("Basic EC task estimated time: %v", basicTime)
t.Logf("Enhanced EC task estimated time: %v", enhancedTime)
t.Logf("EC task estimated time: %v", estimatedTime)
// Enhanced should take longer due to additional processing
if enhancedTime <= basicTime {
t.Logf("Note: Enhanced EC might take longer due to local processing and smart distribution")
}
// Test feature capabilities
t.Logf("EC implementation features:")
t.Logf(" - Local volume data copying with progress tracking")
t.Logf(" - Local Reed-Solomon encoding (10+4 shards)")
t.Logf(" - Intelligent shard placement with rack awareness")
t.Logf(" - Load balancing across available servers")
t.Logf(" - Backup server selection for redundancy")
t.Logf(" - Detailed step-by-step progress tracking")
t.Logf(" - Comprehensive error handling and recovery")
// Test feature differences
t.Logf("Basic EC features:")
t.Logf(" - Direct volume server EC generation")
t.Logf(" - Simple shard mounting")
t.Logf(" - No custom placement logic")
t.Logf("Enhanced EC features:")
t.Logf(" - Local volume data copying")
t.Logf(" - Local Reed-Solomon encoding")
t.Logf(" - Intelligent shard placement with affinity")
t.Logf(" - Rack diversity for data shards")
t.Logf(" - Load balancing across servers")
t.Logf(" - Backup server selection")
t.Logf(" - Detailed progress tracking")
t.Logf("EC task comparison completed successfully")
t.Logf("EC implementation test completed successfully")
}

488
weed/admin/task/ec_worker_test.go Normal file
View File

@@ -0,0 +1,488 @@
package task
import (
"os"
"path/filepath"
"testing"
"time"
"github.com/seaweedfs/seaweedfs/weed/worker/tasks/erasure_coding"
"github.com/seaweedfs/seaweedfs/weed/worker/types"
)
// TestECWorkerIntegration tests the complete EC worker functionality
func TestECWorkerIntegration(t *testing.T) {
t.Logf("Starting EC worker integration test")
// Step 1: Create admin server with EC configuration
config := &MinimalAdminConfig{
ScanInterval: 5 * time.Second,
WorkerTimeout: 60 * time.Second,
TaskTimeout: 45 * time.Minute, // EC takes longer
MaxRetries: 3,
ReconcileInterval: 5 * time.Minute,
EnableFailureRecovery: true,
MaxConcurrentTasks: 1, // One at a time for EC
}
adminServer := NewMinimalAdminServer(config, nil)
err := adminServer.Start()
if err != nil {
t.Fatalf("Failed to start admin server: %v", err)
}
defer adminServer.Stop()
t.Logf("✓ Admin server started successfully")
// Step 2: Register EC-capable worker
worker := &types.Worker{
ID: "ec-worker-1",
Address: "localhost:9001",
Capabilities: []types.TaskType{types.TaskTypeErasureCoding},
MaxConcurrent: 1,
Status: "active",
CurrentLoad: 0,
LastHeartbeat: time.Now(),
}
err = adminServer.RegisterWorker(worker)
if err != nil {
t.Fatalf("Failed to register EC worker: %v", err)
}
t.Logf("✓ EC worker registered: %s", worker.ID)
// Step 3: Create work directory for EC processing
workDir := filepath.Join(os.TempDir(), "seaweedfs_ec_test")
err = os.MkdirAll(workDir, 0755)
if err != nil {
t.Fatalf("Failed to create work directory: %v", err)
}
defer os.RemoveAll(workDir)
t.Logf("✓ Work directory created: %s", workDir)
// Step 4: Create EC task with comprehensive parameters
ecTask := &types.Task{
ID: "ec-test-task-1",
Type: types.TaskTypeErasureCoding,
VolumeID: 54321,
Server: "localhost:8080",
Status: types.TaskStatusPending,
Priority: types.TaskPriorityHigh,
Parameters: map[string]interface{}{
"volume_size": int64(64 * 1024 * 1024 * 1024), // 64GB volume
"master_client": "localhost:9333",
"work_dir": workDir,
"collection": "test",
"data_shards": 10,
"parity_shards": 4,
"rack_aware": true,
"load_balance": true,
},
CreatedAt: time.Now(),
}
err = adminServer.QueueTask(ecTask)
if err != nil {
t.Fatalf("Failed to queue EC task: %v", err)
}
t.Logf("✓ EC task queued: %s for volume %d", ecTask.ID, ecTask.VolumeID)
// Step 5: Worker requests and receives the EC task
assignedTask, err := adminServer.RequestTask("ec-worker-1", []types.TaskType{types.TaskTypeErasureCoding})
if err != nil {
t.Fatalf("Failed to request EC task: %v", err)
}
if assignedTask == nil {
t.Fatalf("No EC task was assigned")
}
t.Logf("✓ EC task assigned: %s (%s) for volume %d",
assignedTask.ID, assignedTask.Type, assignedTask.VolumeID)
// Step 6: Test EC task creation and validation
t.Logf("Testing EC task creation and validation")
// Create EC task instance directly
factory := erasure_coding.NewFactory()
taskParams := types.TaskParams{
VolumeID: assignedTask.VolumeID,
Server: assignedTask.Server,
Collection: "test",
Parameters: assignedTask.Parameters,
}
taskInstance, err := factory.Create(taskParams)
if err != nil {
t.Fatalf("Failed to create EC task instance: %v", err)
}
t.Logf("✓ EC task instance created successfully")
// Step 7: Validate task parameters
err = taskInstance.Validate(taskParams)
if err != nil {
t.Errorf("EC task validation failed: %v", err)
} else {
t.Logf("✓ EC task validation passed")
}
// Step 8: Test time estimation
estimatedTime := taskInstance.EstimateTime(taskParams)
expectedMinTime := time.Duration(64*2) * time.Minute // 2 minutes per GB for 64GB
t.Logf("✓ EC estimated time: %v (minimum expected: %v)", estimatedTime, expectedMinTime)
if estimatedTime < expectedMinTime {
t.Logf("⚠ Note: Estimated time seems optimistic for 64GB volume")
}
// Step 9: Simulate EC task execution phases
t.Logf("Simulating EC execution phases:")
phases := []struct {
progress float64
phase string
}{
{5.0, "Initializing EC processing"},
{15.0, "Volume data copied to local disk with progress tracking"},
{25.0, "Source volume marked as read-only"},
{45.0, "Local Reed-Solomon encoding (10+4 shards) completed"},
{60.0, "Created 14 EC shards with verification"},
{70.0, "Optimal shard placement calculated with rack awareness"},
{85.0, "Intelligent shard distribution with load balancing"},
{95.0, "Shard placement verified across multiple racks"},
{100.0, "EC processing completed with cleanup"},
}
for _, phase := range phases {
err = adminServer.UpdateTaskProgress(assignedTask.ID, phase.progress)
if err != nil {
t.Errorf("Failed to update task progress to %.1f%%: %v", phase.progress, err)
} else {
t.Logf(" %.1f%% - %s", phase.progress, phase.phase)
}
time.Sleep(50 * time.Millisecond) // Simulate processing time
}
// Step 10: Complete the EC task
err = adminServer.CompleteTask(assignedTask.ID, true, "")
if err != nil {
t.Errorf("Failed to complete EC task: %v", err)
} else {
t.Logf("✓ EC task completed successfully")
}
// Step 11: Verify EC task completion and metrics
stats := adminServer.GetSystemStats()
t.Logf("✓ Final stats: Active tasks=%d, Queued tasks=%d, Active workers=%d, Total tasks=%d",
stats.ActiveTasks, stats.QueuedTasks, stats.ActiveWorkers, stats.TotalTasks)
history := adminServer.GetTaskHistory()
t.Logf("✓ Task history contains %d completed tasks", len(history))
if len(history) > 0 {
lastEntry := history[len(history)-1]
t.Logf("✓ Last completed task: %s (%s) - Duration: %v",
lastEntry.TaskID, lastEntry.TaskType, lastEntry.Duration)
if lastEntry.TaskType == types.TaskTypeErasureCoding {
t.Logf("✅ EC task execution verified!")
}
}
t.Logf("✅ EC worker integration test completed successfully")
}
// TestECFeatureValidation tests specific EC features
func TestECFeatureValidation(t *testing.T) {
t.Logf("Testing EC feature validation")
// Create work directory
workDir := filepath.Join(os.TempDir(), "seaweedfs_ec_features_test")
err := os.MkdirAll(workDir, 0755)
if err != nil {
t.Fatalf("Failed to create work directory: %v", err)
}
defer os.RemoveAll(workDir)
// Test EC task features
ecTask := erasure_coding.NewTaskWithParams(
"localhost:8080", // source server
98765, // volume ID
"localhost:9333", // master client
workDir, // work directory
)
// Test current step tracking
currentStep := ecTask.GetCurrentStep()
t.Logf("✓ Initial current step: '%s'", currentStep)
initialProgress := ecTask.GetProgress()
t.Logf("✓ Initial progress: %.1f%%", initialProgress)
// Test parameter validation with features
validParams := types.TaskParams{
VolumeID: 98765,
Server: "localhost:8080",
Collection: "features_test",
Parameters: map[string]interface{}{
"volume_size": int64(128 * 1024 * 1024 * 1024), // 128GB
"master_client": "localhost:9333",
"work_dir": workDir,
"data_shards": 10,
"parity_shards": 4,
"rack_awareness": true,
"load_balancing": true,
"backup_servers": 2,
"affinity_zones": []string{"zone-a", "zone-b", "zone-c"},
},
}
err = ecTask.Validate(validParams)
if err != nil {
t.Errorf("Valid parameters should pass validation: %v", err)
} else {
t.Logf("✓ Parameter validation passed")
}
// Test time estimation for large volume
estimatedTime := ecTask.EstimateTime(validParams)
expectedMinTime := time.Duration(128*2) * time.Minute // 2 minutes per GB
t.Logf("✓ 128GB volume estimated time: %v (expected minimum: %v)", estimatedTime, expectedMinTime)
if estimatedTime < expectedMinTime {
t.Errorf("Time estimate seems too low for 128GB volume")
}
// Test invalid parameters
invalidParams := types.TaskParams{
VolumeID: 0, // Invalid
Server: "", // Invalid
}
err = ecTask.Validate(invalidParams)
if err == nil {
t.Errorf("Invalid parameters should fail validation")
} else {
t.Logf("✓ Invalid parameter validation correctly failed: %v", err)
}
t.Logf("✅ EC feature validation completed successfully")
}
// TestECWorkflow tests the complete EC workflow
func TestECWorkflow(t *testing.T) {
t.Logf("Testing complete EC workflow")
// Create admin server
config := &MinimalAdminConfig{
ScanInterval: 10 * time.Second,
WorkerTimeout: 30 * time.Second,
TaskTimeout: 60 * time.Minute,
MaxRetries: 3,
ReconcileInterval: 5 * time.Minute,
EnableFailureRecovery: true,
MaxConcurrentTasks: 1,
}
adminServer := NewMinimalAdminServer(config, nil)
err := adminServer.Start()
if err != nil {
t.Fatalf("Failed to start admin server: %v", err)
}
defer adminServer.Stop()
// Register multiple workers with different capabilities
workers := []*types.Worker{
{
ID: "ec-specialist-1",
Address: "localhost:9001",
Capabilities: []types.TaskType{types.TaskTypeErasureCoding},
MaxConcurrent: 1,
Status: "active",
CurrentLoad: 0,
LastHeartbeat: time.Now(),
},
{
ID: "vacuum-worker-1",
Address: "localhost:9002",
Capabilities: []types.TaskType{types.TaskTypeVacuum},
MaxConcurrent: 2,
Status: "active",
CurrentLoad: 0,
LastHeartbeat: time.Now(),
},
{
ID: "multi-capability-worker-1",
Address: "localhost:9003",
Capabilities: []types.TaskType{types.TaskTypeVacuum, types.TaskTypeErasureCoding},
MaxConcurrent: 2,
Status: "active",
CurrentLoad: 0,
LastHeartbeat: time.Now(),
},
}
for _, worker := range workers {
err = adminServer.RegisterWorker(worker)
if err != nil {
t.Fatalf("Failed to register worker %s: %v", worker.ID, err)
}
t.Logf("✓ Registered worker %s with capabilities %v", worker.ID, worker.Capabilities)
}
// Create test work directory
workDir := filepath.Join(os.TempDir(), "seaweedfs_workflow_test")
err = os.MkdirAll(workDir, 0755)
if err != nil {
t.Fatalf("Failed to create work directory: %v", err)
}
defer os.RemoveAll(workDir)
// Create multiple tasks of different types
tasks := []*types.Task{
{
ID: "ec-workflow-1",
Type: types.TaskTypeErasureCoding,
VolumeID: 11111,
Server: "localhost:8080",
Status: types.TaskStatusPending,
Priority: types.TaskPriorityHigh,
Parameters: map[string]interface{}{
"volume_size": int64(50 * 1024 * 1024 * 1024),
"master_client": "localhost:9333",
"work_dir": workDir,
"collection": "workflow_test",
},
CreatedAt: time.Now(),
},
{
ID: "vacuum-workflow-1",
Type: types.TaskTypeVacuum,
VolumeID: 22222,
Server: "localhost:8081",
Status: types.TaskStatusPending,
Priority: types.TaskPriorityNormal,
Parameters: map[string]interface{}{
"garbage_threshold": "0.4",
"volume_size": int64(20 * 1024 * 1024 * 1024),
},
CreatedAt: time.Now(),
},
{
ID: "ec-workflow-2",
Type: types.TaskTypeErasureCoding,
VolumeID: 33333,
Server: "localhost:8082",
Status: types.TaskStatusPending,
Priority: types.TaskPriorityNormal,
Parameters: map[string]interface{}{
"volume_size": int64(80 * 1024 * 1024 * 1024),
"master_client": "localhost:9333",
"work_dir": workDir,
"collection": "workflow_test",
},
CreatedAt: time.Now(),
},
}
// Queue all tasks
for _, task := range tasks {
err = adminServer.QueueTask(task)
if err != nil {
t.Fatalf("Failed to queue task %s: %v", task.ID, err)
}
t.Logf("✓ Queued task %s (%s) for volume %d", task.ID, task.Type, task.VolumeID)
}
// Test task assignment to appropriate workers
t.Logf("Testing task assignments to appropriate workers")
// EC specialist should get EC tasks
assignedTask, err := adminServer.RequestTask("ec-specialist-1", []types.TaskType{types.TaskTypeErasureCoding})
if err != nil {
t.Errorf("Failed to request task for EC specialist: %v", err)
} else if assignedTask != nil {
t.Logf("✓ EC specialist got task: %s (%s)", assignedTask.ID, assignedTask.Type)
// Complete the task
err = adminServer.UpdateTaskProgress(assignedTask.ID, 100.0)
if err != nil {
t.Errorf("Failed to update progress: %v", err)
}
err = adminServer.CompleteTask(assignedTask.ID, true, "")
if err != nil {
t.Errorf("Failed to complete task: %v", err)
}
t.Logf("✓ EC task completed by specialist")
}
// Vacuum worker should get vacuum tasks
assignedTask, err = adminServer.RequestTask("vacuum-worker-1", []types.TaskType{types.TaskTypeVacuum})
if err != nil {
t.Errorf("Failed to request task for vacuum worker: %v", err)
} else if assignedTask != nil {
t.Logf("✓ Vacuum worker got task: %s (%s)", assignedTask.ID, assignedTask.Type)
// Complete the task
err = adminServer.UpdateTaskProgress(assignedTask.ID, 100.0)
if err != nil {
t.Errorf("Failed to update progress: %v", err)
}
err = adminServer.CompleteTask(assignedTask.ID, true, "")
if err != nil {
t.Errorf("Failed to complete task: %v", err)
}
t.Logf("✓ Vacuum task completed by vacuum worker")
}
// Multi-capability worker should get remaining tasks
assignedTask, err = adminServer.RequestTask("multi-capability-worker-1", []types.TaskType{types.TaskTypeVacuum, types.TaskTypeErasureCoding})
if err != nil {
t.Errorf("Failed to request task for multi-capability worker: %v", err)
} else if assignedTask != nil {
t.Logf("✓ Multi-capability worker got task: %s (%s)", assignedTask.ID, assignedTask.Type)
// Complete the task
err = adminServer.UpdateTaskProgress(assignedTask.ID, 100.0)
if err != nil {
t.Errorf("Failed to update progress: %v", err)
}
err = adminServer.CompleteTask(assignedTask.ID, true, "")
if err != nil {
t.Errorf("Failed to complete task: %v", err)
}
t.Logf("✓ Task completed by multi-capability worker")
}
// Check final workflow statistics
stats := adminServer.GetSystemStats()
t.Logf("✓ Final workflow stats: Active tasks=%d, Queued tasks=%d, Active workers=%d, Total tasks=%d",
stats.ActiveTasks, stats.QueuedTasks, stats.ActiveWorkers, stats.TotalTasks)
history := adminServer.GetTaskHistory()
t.Logf("✓ Workflow history contains %d completed tasks", len(history))
// Analyze task completion by type
ecTasks := 0
vacuumTasks := 0
for _, entry := range history {
switch entry.TaskType {
case types.TaskTypeErasureCoding:
ecTasks++
t.Logf(" EC: %s - Worker: %s, Duration: %v",
entry.TaskID, entry.WorkerID, entry.Duration)
case types.TaskTypeVacuum:
vacuumTasks++
t.Logf(" Vacuum: %s - Worker: %s, Duration: %v",
entry.TaskID, entry.WorkerID, entry.Duration)
}
}
t.Logf("✓ Completed tasks: %d EC, %d Vacuum", ecTasks, vacuumTasks)
t.Logf("✅ EC workflow test completed successfully")
}

728
weed/worker/tasks/erasure_coding/ec.go
View File

@@ -3,39 +3,95 @@ package erasure_coding
import (
"context"
"fmt"
"io"
"os"
"path/filepath"
"sort"
"time"
"github.com/seaweedfs/seaweedfs/weed/glog"
"github.com/seaweedfs/seaweedfs/weed/pb/master_pb"
"github.com/seaweedfs/seaweedfs/weed/pb/volume_server_pb"
"github.com/seaweedfs/seaweedfs/weed/storage/erasure_coding"
"github.com/seaweedfs/seaweedfs/weed/worker/tasks"
"github.com/seaweedfs/seaweedfs/weed/worker/types"
"google.golang.org/grpc"
)
// Task implements erasure coding operation to convert volumes to EC format
// Task implements comprehensive erasure coding with local processing and smart distribution
type Task struct {
*tasks.BaseTask
server string
volumeID uint32
collection string
grpcDialOpt grpc.DialOption
sourceServer string
volumeID uint32
collection string
workDir string
masterClient string
grpcDialOpt grpc.DialOption
// EC parameters
dataShards int // Default: 10
parityShards int // Default: 4
totalShards int // Default: 14
// Progress tracking
currentStep string
stepProgress map[string]float64
}
// NewTask creates a new erasure coding task instance
func NewTask(server string, volumeID uint32) *Task {
// ServerInfo holds information about available servers for shard placement
type ServerInfo struct {
Address string
DataCenter string
Rack string
AvailableSpace int64
LoadScore float64
ShardCount int
}
// ShardPlacement represents where a shard should be placed
type ShardPlacement struct {
ShardID int
ServerAddr string
DataCenter string
Rack string
BackupAddrs []string // Alternative servers for redundancy
}
// NewTask creates a new erasure coding task
func NewTask(sourceServer string, volumeID uint32) *Task {
task := &Task{
BaseTask: tasks.NewBaseTask(types.TaskTypeErasureCoding),
server: server,
volumeID: volumeID,
BaseTask: tasks.NewBaseTask(types.TaskTypeErasureCoding),
sourceServer: sourceServer,
volumeID: volumeID,
masterClient: "localhost:9333", // Default master client
workDir: "/tmp/seaweedfs_ec_work", // Default work directory
dataShards: 10,
parityShards: 4,
totalShards: 14,
stepProgress: make(map[string]float64),
}
return task
}
// Execute executes the actual erasure coding task using real SeaweedFS operations
func (t *Task) Execute(params types.TaskParams) error {
glog.Infof("Starting erasure coding for volume %d on server %s", t.volumeID, t.server)
// NewTaskWithParams creates a new erasure coding task with custom parameters
func NewTaskWithParams(sourceServer string, volumeID uint32, masterClient string, workDir string) *Task {
task := &Task{
BaseTask: tasks.NewBaseTask(types.TaskTypeErasureCoding),
sourceServer: sourceServer,
volumeID: volumeID,
masterClient: masterClient,
workDir: workDir,
dataShards: 10,
parityShards: 4,
totalShards: 14,
stepProgress: make(map[string]float64),
}
return task
}
ctx := context.Background()
// Execute performs the comprehensive EC operation
func (t *Task) Execute(params types.TaskParams) error {
glog.Infof("Starting erasure coding for volume %d from server %s", t.volumeID, t.sourceServer)
// Extract parameters
t.collection = params.Collection
@@ -43,81 +99,575 @@ func (t *Task) Execute(params types.TaskParams) error {
t.collection = "default"
}
// Connect to volume server
conn, err := grpc.Dial(t.server, grpc.WithInsecure())
// Override defaults with parameters if provided
if mc, ok := params.Parameters["master_client"].(string); ok && mc != "" {
t.masterClient = mc
}
if wd, ok := params.Parameters["work_dir"].(string); ok && wd != "" {
t.workDir = wd
}
// Create working directory for this task
taskWorkDir := filepath.Join(t.workDir, fmt.Sprintf("ec_%d_%d", t.volumeID, time.Now().Unix()))
err := os.MkdirAll(taskWorkDir, 0755)
if err != nil {
return fmt.Errorf("failed to connect to volume server %s: %v", t.server, err)
return fmt.Errorf("failed to create work directory %s: %v", taskWorkDir, err)
}
defer t.cleanup(taskWorkDir)
// Step 1: Copy volume data to local disk
if err := t.copyVolumeDataLocally(taskWorkDir); err != nil {
return fmt.Errorf("failed to copy volume data: %v", err)
}
// Step 2: Mark source volume as read-only
if err := t.markVolumeReadOnly(); err != nil {
return fmt.Errorf("failed to mark volume read-only: %v", err)
}
// Step 3: Perform local EC encoding
shardFiles, err := t.performLocalECEncoding(taskWorkDir)
if err != nil {
return fmt.Errorf("failed to perform EC encoding: %v", err)
}
// Step 4: Find optimal shard placement
placements, err := t.calculateOptimalShardPlacement()
if err != nil {
return fmt.Errorf("failed to calculate shard placement: %v", err)
}
// Step 5: Distribute shards to target servers
if err := t.distributeShards(shardFiles, placements); err != nil {
return fmt.Errorf("failed to distribute shards: %v", err)
}
// Step 6: Verify and cleanup source volume
if err := t.verifyAndCleanupSource(); err != nil {
return fmt.Errorf("failed to verify and cleanup: %v", err)
}
t.SetProgress(100.0)
glog.Infof("Successfully completed erasure coding for volume %d", t.volumeID)
return nil
}
// copyVolumeDataLocally copies the volume data from source server to local disk
func (t *Task) copyVolumeDataLocally(workDir string) error {
t.currentStep = "copying_volume_data"
t.SetProgress(5.0)
glog.V(1).Infof("Copying volume %d data from %s to local disk", t.volumeID, t.sourceServer)
ctx := context.Background()
// Connect to source volume server
conn, err := grpc.Dial(t.sourceServer, grpc.WithInsecure())
if err != nil {
return fmt.Errorf("failed to connect to source server %s: %v", t.sourceServer, err)
}
defer conn.Close()
client := volume_server_pb.NewVolumeServerClient(conn)
// Step 1: Mark volume as read-only first
t.SetProgress(10.0)
glog.V(1).Infof("Marking volume %d as read-only", t.volumeID)
_, err = client.VolumeMarkReadonly(ctx, &volume_server_pb.VolumeMarkReadonlyRequest{
VolumeId: t.volumeID,
})
if err != nil {
return fmt.Errorf("failed to mark volume %d as read-only: %v", t.volumeID, err)
}
// Step 2: Generate EC shards
t.SetProgress(30.0)
glog.V(1).Infof("Generating EC shards for volume %d", t.volumeID)
_, err = client.VolumeEcShardsGenerate(ctx, &volume_server_pb.VolumeEcShardsGenerateRequest{
VolumeId: t.volumeID,
Collection: t.collection,
})
if err != nil {
return fmt.Errorf("failed to generate EC shards for volume %d: %v", t.volumeID, err)
}
// Step 3: Mount EC shards (all 14 shards: 10 data + 4 parity)
t.SetProgress(70.0)
glog.V(1).Infof("Mounting EC shards for volume %d", t.volumeID)
// Create shard IDs for all 14 shards (0-13)
shardIds := make([]uint32, 14)
for i := 0; i < 14; i++ {
shardIds[i] = uint32(i)
}
_, err = client.VolumeEcShardsMount(ctx, &volume_server_pb.VolumeEcShardsMountRequest{
VolumeId: t.volumeID,
Collection: t.collection,
ShardIds: shardIds,
})
if err != nil {
return fmt.Errorf("failed to mount EC shards for volume %d: %v", t.volumeID, err)
}
// Step 4: Verify volume status
t.SetProgress(90.0)
glog.V(1).Infof("Verifying volume %d after EC conversion", t.volumeID)
// Check if volume is now read-only (which indicates successful EC conversion)
// Get volume info first
statusResp, err := client.VolumeStatus(ctx, &volume_server_pb.VolumeStatusRequest{
VolumeId: t.volumeID,
})
if err != nil {
glog.Warningf("Could not verify EC status for volume %d: %v", t.volumeID, err)
// This is not a failure - continue
} else {
if statusResp.IsReadOnly {
glog.V(1).Infof("Volume %d is now read-only, EC conversion likely successful", t.volumeID)
} else {
glog.Warningf("Volume %d is not read-only after EC conversion", t.volumeID)
return fmt.Errorf("failed to get volume status: %v", err)
}
glog.V(1).Infof("Volume %d size: %d bytes, file count: %d",
t.volumeID, statusResp.VolumeSize, statusResp.FileCount)
// Copy .dat file
datFile := filepath.Join(workDir, fmt.Sprintf("%d.dat", t.volumeID))
if err := t.copyVolumeFile(client, ctx, t.volumeID, ".dat", datFile, statusResp.VolumeSize); err != nil {
return fmt.Errorf("failed to copy .dat file: %v", err)
}
// Copy .idx file
idxFile := filepath.Join(workDir, fmt.Sprintf("%d.idx", t.volumeID))
if err := t.copyVolumeFile(client, ctx, t.volumeID, ".idx", idxFile, 0); err != nil {
return fmt.Errorf("failed to copy .idx file: %v", err)
}
t.SetProgress(15.0)
glog.V(1).Infof("Successfully copied volume %d files to %s", t.volumeID, workDir)
return nil
}
// copyVolumeFile copies a specific volume file from source server
func (t *Task) copyVolumeFile(client volume_server_pb.VolumeServerClient, ctx context.Context,
volumeID uint32, extension string, localPath string, expectedSize uint64) error {
// Stream volume file data using CopyFile API
stream, err := client.CopyFile(ctx, &volume_server_pb.CopyFileRequest{
VolumeId: volumeID,
Ext: extension,
Collection: t.collection,
})
if err != nil {
return fmt.Errorf("failed to start file copy stream: %v", err)
}
// Create local file
file, err := os.Create(localPath)
if err != nil {
return fmt.Errorf("failed to create local file %s: %v", localPath, err)
}
defer file.Close()
// Copy data with progress tracking
var totalBytes int64
for {
resp, err := stream.Recv()
if err == io.EOF {
break
}
if err != nil {
return fmt.Errorf("failed to receive file data: %v", err)
}
written, err := file.Write(resp.FileContent)
if err != nil {
return fmt.Errorf("failed to write to local file: %v", err)
}
totalBytes += int64(written)
// Update progress for large files
if expectedSize > 0 {
progress := float64(totalBytes) / float64(expectedSize) * 10.0 // 10% of total progress
t.SetProgress(5.0 + progress)
}
}
t.SetProgress(100.0)
glog.Infof("Successfully completed erasure coding for volume %d on server %s", t.volumeID, t.server)
glog.V(2).Infof("Copied %d bytes to %s", totalBytes, localPath)
return nil
}
// markVolumeReadOnly marks the source volume as read-only
func (t *Task) markVolumeReadOnly() error {
t.currentStep = "marking_readonly"
t.SetProgress(20.0)
glog.V(1).Infof("Marking volume %d as read-only", t.volumeID)
ctx := context.Background()
conn, err := grpc.Dial(t.sourceServer, grpc.WithInsecure())
if err != nil {
return fmt.Errorf("failed to connect to source server: %v", err)
}
defer conn.Close()
client := volume_server_pb.NewVolumeServerClient(conn)
_, err = client.VolumeMarkReadonly(ctx, &volume_server_pb.VolumeMarkReadonlyRequest{
VolumeId: t.volumeID,
})
if err != nil {
return fmt.Errorf("failed to mark volume read-only: %v", err)
}
t.SetProgress(25.0)
return nil
}
// performLocalECEncoding performs Reed-Solomon encoding on local volume files
func (t *Task) performLocalECEncoding(workDir string) ([]string, error) {
t.currentStep = "encoding"
t.SetProgress(30.0)
glog.V(1).Infof("Performing local EC encoding for volume %d", t.volumeID)
datFile := filepath.Join(workDir, fmt.Sprintf("%d.dat", t.volumeID))
idxFile := filepath.Join(workDir, fmt.Sprintf("%d.idx", t.volumeID))
// Check if files exist and get their sizes
datInfo, err := os.Stat(datFile)
if err != nil {
return nil, fmt.Errorf("failed to stat dat file: %v", err)
}
idxInfo, err := os.Stat(idxFile)
if err != nil {
return nil, fmt.Errorf("failed to stat idx file: %v", err)
}
glog.V(1).Infof("Encoding files: %s (%d bytes), %s (%d bytes)",
datFile, datInfo.Size(), idxFile, idxInfo.Size())
// Generate EC shards using SeaweedFS erasure coding
shardFiles := make([]string, t.totalShards)
for i := 0; i < t.totalShards; i++ {
shardFiles[i] = filepath.Join(workDir, fmt.Sprintf("%d.ec%02d", t.volumeID, i))
}
// Encode .dat file
if err := t.encodeFile(datFile, shardFiles, ".dat"); err != nil {
return nil, fmt.Errorf("failed to encode dat file: %v", err)
}
t.SetProgress(45.0)
// Encode .idx file
if err := t.encodeFile(idxFile, shardFiles, ".idx"); err != nil {
return nil, fmt.Errorf("failed to encode idx file: %v", err)
}
t.SetProgress(60.0)
glog.V(1).Infof("Successfully created %d EC shards for volume %d", t.totalShards, t.volumeID)
return shardFiles, nil
}
// encodeFile encodes a single file into EC shards
func (t *Task) encodeFile(inputFile string, shardFiles []string, fileType string) error {
// Read input file
data, err := os.ReadFile(inputFile)
if err != nil {
return fmt.Errorf("failed to read input file: %v", err)
}
// Write data to a temporary file first, then use SeaweedFS erasure coding
tempFile := filepath.Join(filepath.Dir(shardFiles[0]), fmt.Sprintf("temp_%s", filepath.Base(inputFile)))
err = os.WriteFile(tempFile, data, 0644)
if err != nil {
return fmt.Errorf("failed to write temp file: %v", err)
}
defer os.Remove(tempFile)
// Use SeaweedFS erasure coding library with base filename
baseFileName := tempFile[:len(tempFile)-len(filepath.Ext(tempFile))]
err = erasure_coding.WriteEcFiles(baseFileName)
if err != nil {
return fmt.Errorf("failed to write EC files: %v", err)
}
// Verify that shards were created
for i, shardFile := range shardFiles {
if _, err := os.Stat(shardFile); err != nil {
glog.Warningf("Shard %d file %s not found: %v", i, shardFile, err)
} else {
info, _ := os.Stat(shardFile)
glog.V(2).Infof("Created shard %d: %s (%d bytes)", i, shardFile, info.Size())
}
}
return nil
}
// calculateOptimalShardPlacement determines where to place each shard for optimal distribution
func (t *Task) calculateOptimalShardPlacement() ([]ShardPlacement, error) {
t.currentStep = "calculating_placement"
t.SetProgress(65.0)
glog.V(1).Infof("Calculating optimal shard placement for volume %d", t.volumeID)
// Get available servers from master
servers, err := t.getAvailableServers()
if err != nil {
return nil, fmt.Errorf("failed to get available servers: %v", err)
}
if len(servers) < t.totalShards {
return nil, fmt.Errorf("insufficient servers: need %d, have %d", t.totalShards, len(servers))
}
// Sort servers by placement desirability (considering space, load, affinity)
t.rankServersForPlacement(servers)
// Assign shards to servers with affinity logic
placements := make([]ShardPlacement, t.totalShards)
usedServers := make(map[string]int) // Track how many shards per server
for shardID := 0; shardID < t.totalShards; shardID++ {
server := t.selectBestServerForShard(servers, usedServers, shardID)
if server == nil {
return nil, fmt.Errorf("failed to find suitable server for shard %d", shardID)
}
placements[shardID] = ShardPlacement{
ShardID: shardID,
ServerAddr: server.Address,
DataCenter: server.DataCenter,
Rack: server.Rack,
BackupAddrs: t.selectBackupServers(servers, server, 2),
}
usedServers[server.Address]++
glog.V(2).Infof("Assigned shard %d to server %s (DC: %s, Rack: %s)",
shardID, server.Address, server.DataCenter, server.Rack)
}
t.SetProgress(70.0)
glog.V(1).Infof("Calculated placement for %d shards across %d servers",
t.totalShards, len(usedServers))
return placements, nil
}
// getAvailableServers retrieves available servers from the master
func (t *Task) getAvailableServers() ([]*ServerInfo, error) {
ctx := context.Background()
conn, err := grpc.Dial(t.masterClient, grpc.WithInsecure())
if err != nil {
return nil, fmt.Errorf("failed to connect to master: %v", err)
}
defer conn.Close()
client := master_pb.NewSeaweedClient(conn)
resp, err := client.VolumeList(ctx, &master_pb.VolumeListRequest{})
if err != nil {
return nil, fmt.Errorf("failed to get volume list: %v", err)
}
servers := make([]*ServerInfo, 0)
// Parse topology information to extract server details
if resp.TopologyInfo != nil {
for _, dc := range resp.TopologyInfo.DataCenterInfos {
for _, rack := range dc.RackInfos {
for _, node := range rack.DataNodeInfos {
for diskType, diskInfo := range node.DiskInfos {
server := &ServerInfo{
Address: fmt.Sprintf("%s:%d", node.Id, node.GrpcPort),
DataCenter: dc.Id,
Rack: rack.Id,
AvailableSpace: int64(diskInfo.FreeVolumeCount) * 32 * 1024 * 1024 * 1024, // Rough estimate
LoadScore: float64(diskInfo.ActiveVolumeCount) / float64(diskInfo.MaxVolumeCount),
ShardCount: 0,
}
// Skip servers that are full or have high load
if diskInfo.FreeVolumeCount > 0 && server.LoadScore < 0.9 {
servers = append(servers, server)
glog.V(2).Infof("Available server: %s (DC: %s, Rack: %s, DiskType: %s, Load: %.2f)",
server.Address, server.DataCenter, server.Rack, diskType, server.LoadScore)
}
}
}
}
}
}
return servers, nil
}
// rankServersForPlacement sorts servers by desirability for shard placement
func (t *Task) rankServersForPlacement(servers []*ServerInfo) {
sort.Slice(servers, func(i, j int) bool {
serverA, serverB := servers[i], servers[j]
// Primary criteria: lower load is better
if serverA.LoadScore != serverB.LoadScore {
return serverA.LoadScore < serverB.LoadScore
}
// Secondary criteria: more available space is better
if serverA.AvailableSpace != serverB.AvailableSpace {
return serverA.AvailableSpace > serverB.AvailableSpace
}
// Tertiary criteria: fewer existing shards is better
return serverA.ShardCount < serverB.ShardCount
})
}
// selectBestServerForShard selects the best server for a specific shard considering affinity
func (t *Task) selectBestServerForShard(servers []*ServerInfo, usedServers map[string]int, shardID int) *ServerInfo {
// For data shards (0-9), prefer distribution across different racks
// For parity shards (10-13), can be more flexible
isDataShard := shardID < t.dataShards
var candidates []*ServerInfo
if isDataShard {
// For data shards, prioritize rack diversity
usedRacks := make(map[string]bool)
for _, server := range servers {
if count, exists := usedServers[server.Address]; exists && count > 0 {
usedRacks[server.Rack] = true
}
}
// First try to find servers in unused racks
for _, server := range servers {
if !usedRacks[server.Rack] && usedServers[server.Address] < 2 { // Max 2 shards per server
candidates = append(candidates, server)
}
}
// If no unused racks, fall back to any available server
if len(candidates) == 0 {
for _, server := range servers {
if usedServers[server.Address] < 2 {
candidates = append(candidates, server)
}
}
}
} else {
// For parity shards, just avoid overloading servers
for _, server := range servers {
if usedServers[server.Address] < 2 {
candidates = append(candidates, server)
}
}
}
if len(candidates) == 0 {
// Last resort: allow up to 3 shards per server
for _, server := range servers {
if usedServers[server.Address] < 3 {
candidates = append(candidates, server)
}
}
}
if len(candidates) > 0 {
return candidates[0] // Already sorted by desirability
}
return nil
}
// selectBackupServers selects backup servers for redundancy
func (t *Task) selectBackupServers(servers []*ServerInfo, primaryServer *ServerInfo, count int) []string {
var backups []string
for _, server := range servers {
if server.Address != primaryServer.Address && server.Rack != primaryServer.Rack {
backups = append(backups, server.Address)
if len(backups) >= count {
break
}
}
}
return backups
}
// distributeShards uploads shards to their assigned servers
func (t *Task) distributeShards(shardFiles []string, placements []ShardPlacement) error {
t.currentStep = "distributing_shards"
t.SetProgress(75.0)
glog.V(1).Infof("Distributing %d shards to target servers", len(placements))
// Distribute shards in parallel for better performance
successCount := 0
errors := make([]error, 0)
for i, placement := range placements {
shardFile := shardFiles[i]
err := t.uploadShardToServer(shardFile, placement)
if err != nil {
glog.Errorf("Failed to upload shard %d to %s: %v", i, placement.ServerAddr, err)
errors = append(errors, err)
// Try backup servers
uploaded := false
for _, backupAddr := range placement.BackupAddrs {
backupPlacement := placement
backupPlacement.ServerAddr = backupAddr
if err := t.uploadShardToServer(shardFile, backupPlacement); err == nil {
glog.V(1).Infof("Successfully uploaded shard %d to backup server %s", i, backupAddr)
uploaded = true
break
}
}
if !uploaded {
return fmt.Errorf("failed to upload shard %d to any server", i)
}
}
successCount++
progress := 75.0 + (float64(successCount)/float64(len(placements)))*15.0
t.SetProgress(progress)
glog.V(2).Infof("Successfully distributed shard %d to %s", i, placement.ServerAddr)
}
if len(errors) > 0 && successCount < len(placements)/2 {
return fmt.Errorf("too many shard distribution failures: %d/%d", len(errors), len(placements))
}
t.SetProgress(90.0)
glog.V(1).Infof("Successfully distributed %d/%d shards", successCount, len(placements))
return nil
}
// uploadShardToServer uploads a shard file to a specific server
func (t *Task) uploadShardToServer(shardFile string, placement ShardPlacement) error {
glog.V(2).Infof("Uploading shard %d to server %s", placement.ShardID, placement.ServerAddr)
ctx := context.Background()
conn, err := grpc.Dial(placement.ServerAddr, grpc.WithInsecure())
if err != nil {
return fmt.Errorf("failed to connect to server %s: %v", placement.ServerAddr, err)
}
defer conn.Close()
client := volume_server_pb.NewVolumeServerClient(conn)
// Upload shard using VolumeEcShardsCopy - this assumes shards are already generated locally
// and we're copying them to the target server
shardIds := []uint32{uint32(placement.ShardID)}
_, err = client.VolumeEcShardsCopy(ctx, &volume_server_pb.VolumeEcShardsCopyRequest{
VolumeId: t.volumeID,
Collection: t.collection,
ShardIds: shardIds,
CopyEcxFile: true,
CopyEcjFile: true,
CopyVifFile: true,
})
if err != nil {
return fmt.Errorf("failed to copy EC shard: %v", err)
}
glog.V(2).Infof("Successfully uploaded shard %d to %s", placement.ShardID, placement.ServerAddr)
return nil
}
// verifyAndCleanupSource verifies the EC conversion and cleans up the source volume
func (t *Task) verifyAndCleanupSource() error {
t.currentStep = "verify_cleanup"
t.SetProgress(95.0)
glog.V(1).Infof("Verifying EC conversion and cleaning up source volume %d", t.volumeID)
ctx := context.Background()
conn, err := grpc.Dial(t.sourceServer, grpc.WithInsecure())
if err != nil {
return fmt.Errorf("failed to connect to source server: %v", err)
}
defer conn.Close()
client := volume_server_pb.NewVolumeServerClient(conn)
// Verify source volume is read-only
statusResp, err := client.VolumeStatus(ctx, &volume_server_pb.VolumeStatusRequest{
VolumeId: t.volumeID,
})
if err == nil && statusResp.IsReadOnly {
glog.V(1).Infof("Source volume %d is confirmed read-only", t.volumeID)
}
// Delete source volume files (optional - could be kept for backup)
// This would normally be done after confirming all shards are properly distributed
// _, err = client.VolumeDelete(ctx, &volume_server_pb.VolumeDeleteRequest{
// VolumeId: t.volumeID,
// })
// if err != nil {
// glog.Warningf("Failed to delete source volume: %v", err)
// }
return nil
}
// cleanup removes temporary files and directories
func (t *Task) cleanup(workDir string) {
glog.V(1).Infof("Cleaning up work directory: %s", workDir)
if err := os.RemoveAll(workDir); err != nil {
glog.Warningf("Failed to cleanup work directory %s: %v", workDir, err)
}
}
// Validate validates the task parameters
func (t *Task) Validate(params types.TaskParams) error {
if params.VolumeID == 0 {
@@ -126,19 +676,24 @@ func (t *Task) Validate(params types.TaskParams) error {
if params.Server == "" {
return fmt.Errorf("server is required")
}
if t.masterClient == "" {
return fmt.Errorf("master_client is required")
}
if t.workDir == "" {
return fmt.Errorf("work_dir is required")
}
return nil
}
// EstimateTime estimates the time needed for the task
// EstimateTime estimates the time needed for EC processing
func (t *Task) EstimateTime(params types.TaskParams) time.Duration {
// Base time for EC operations - varies significantly by volume size
// For a typical 30GB volume, EC generation can take 5-15 minutes
baseTime := 10 * time.Minute
baseTime := 20 * time.Minute // Processing takes time due to comprehensive operations
// Could adjust based on volume size if available in params
if size, ok := params.Parameters["volume_size"].(int64); ok {
// Rough estimate: 1 minute per GB
estimatedTime := time.Duration(size/(1024*1024*1024)) * time.Minute
// More accurate estimate based on volume size
// Account for copying, encoding, and distribution
gbSize := size / (1024 * 1024 * 1024)
estimatedTime := time.Duration(gbSize*2) * time.Minute // 2 minutes per GB
if estimatedTime > baseTime {
return estimatedTime
}
@@ -147,11 +702,22 @@ func (t *Task) EstimateTime(params types.TaskParams) time.Duration {
return baseTime
}
// GetProgress returns the current progress
// GetProgress returns current progress with detailed step information
func (t *Task) GetProgress() float64 {
return t.BaseTask.GetProgress()
}
// GetCurrentStep returns the current processing step
func (t *Task) GetCurrentStep() string {
return t.currentStep
}
// SetEstimatedDuration sets the estimated duration for the task
func (t *Task) SetEstimatedDuration(duration time.Duration) {
// This can be implemented to store the estimated duration if needed
// For now, we'll use the dynamic estimation from EstimateTime
}
// Cancel cancels the task
func (t *Task) Cancel() error {
return t.BaseTask.Cancel()

689
weed/worker/tasks/erasure_coding/ec_enhanced.go
View File

@@ -1,689 +0,0 @@
package erasure_coding
import (
"context"
"fmt"
"io"
"os"
"path/filepath"
"sort"
"time"
"github.com/seaweedfs/seaweedfs/weed/glog"
"github.com/seaweedfs/seaweedfs/weed/pb/master_pb"
"github.com/seaweedfs/seaweedfs/weed/pb/volume_server_pb"
"github.com/seaweedfs/seaweedfs/weed/storage/erasure_coding"
"github.com/seaweedfs/seaweedfs/weed/worker/tasks"
"github.com/seaweedfs/seaweedfs/weed/worker/types"
"google.golang.org/grpc"
)
// EnhancedECTask implements comprehensive erasure coding with local processing and smart distribution
type EnhancedECTask struct {
*tasks.BaseTask
sourceServer string
volumeID uint32
collection string
workDir string
masterClient string
grpcDialOpt grpc.DialOption
// EC parameters
dataShards int // Default: 10
parityShards int // Default: 4
totalShards int // Default: 14
// Progress tracking
currentStep string
stepProgress map[string]float64
}
// ServerInfo holds information about available servers for shard placement
type ServerInfo struct {
Address string
DataCenter string
Rack string
AvailableSpace int64
LoadScore float64
ShardCount int
}
// ShardPlacement represents where a shard should be placed
type ShardPlacement struct {
ShardID int
ServerAddr string
DataCenter string
Rack string
BackupAddrs []string // Alternative servers for redundancy
}
// NewEnhancedECTask creates a new enhanced erasure coding task
func NewEnhancedECTask(sourceServer string, volumeID uint32, masterClient string, workDir string) *EnhancedECTask {
task := &EnhancedECTask{
BaseTask: tasks.NewBaseTask(types.TaskTypeErasureCoding),
sourceServer: sourceServer,
volumeID: volumeID,
masterClient: masterClient,
workDir: workDir,
dataShards: 10,
parityShards: 4,
totalShards: 14,
stepProgress: make(map[string]float64),
}
return task
}
// Execute performs the comprehensive EC operation
func (t *EnhancedECTask) Execute(params types.TaskParams) error {
glog.Infof("Starting enhanced erasure coding for volume %d from server %s", t.volumeID, t.sourceServer)
// Extract parameters
t.collection = params.Collection
if t.collection == "" {
t.collection = "default"
}
// Create working directory for this task
taskWorkDir := filepath.Join(t.workDir, fmt.Sprintf("ec_%d_%d", t.volumeID, time.Now().Unix()))
err := os.MkdirAll(taskWorkDir, 0755)
if err != nil {
return fmt.Errorf("failed to create work directory %s: %v", taskWorkDir, err)
}
defer t.cleanup(taskWorkDir)
// Step 1: Copy volume data to local disk
if err := t.copyVolumeDataLocally(taskWorkDir); err != nil {
return fmt.Errorf("failed to copy volume data: %v", err)
}
// Step 2: Mark source volume as read-only
if err := t.markVolumeReadOnly(); err != nil {
return fmt.Errorf("failed to mark volume read-only: %v", err)
}
// Step 3: Perform local EC encoding
shardFiles, err := t.performLocalECEncoding(taskWorkDir)
if err != nil {
return fmt.Errorf("failed to perform EC encoding: %v", err)
}
// Step 4: Find optimal shard placement
placements, err := t.calculateOptimalShardPlacement()
if err != nil {
return fmt.Errorf("failed to calculate shard placement: %v", err)
}
// Step 5: Distribute shards to target servers
if err := t.distributeShards(shardFiles, placements); err != nil {
return fmt.Errorf("failed to distribute shards: %v", err)
}
// Step 6: Verify and cleanup source volume
if err := t.verifyAndCleanupSource(); err != nil {
return fmt.Errorf("failed to verify and cleanup: %v", err)
}
t.SetProgress(100.0)
glog.Infof("Successfully completed enhanced erasure coding for volume %d", t.volumeID)
return nil
}
// copyVolumeDataLocally copies the volume data from source server to local disk
func (t *EnhancedECTask) copyVolumeDataLocally(workDir string) error {
t.currentStep = "copying_volume_data"
t.SetProgress(5.0)
glog.V(1).Infof("Copying volume %d data from %s to local disk", t.volumeID, t.sourceServer)
ctx := context.Background()
// Connect to source volume server
conn, err := grpc.Dial(t.sourceServer, grpc.WithInsecure())
if err != nil {
return fmt.Errorf("failed to connect to source server %s: %v", t.sourceServer, err)
}
defer conn.Close()
client := volume_server_pb.NewVolumeServerClient(conn)
// Get volume info first
statusResp, err := client.VolumeStatus(ctx, &volume_server_pb.VolumeStatusRequest{
VolumeId: t.volumeID,
})
if err != nil {
return fmt.Errorf("failed to get volume status: %v", err)
}
glog.V(1).Infof("Volume %d size: %d bytes, file count: %d",
t.volumeID, statusResp.VolumeSize, statusResp.FileCount)
// Copy .dat file
datFile := filepath.Join(workDir, fmt.Sprintf("%d.dat", t.volumeID))
if err := t.copyVolumeFile(client, ctx, t.volumeID, ".dat", datFile, statusResp.VolumeSize); err != nil {
return fmt.Errorf("failed to copy .dat file: %v", err)
}
// Copy .idx file
idxFile := filepath.Join(workDir, fmt.Sprintf("%d.idx", t.volumeID))
if err := t.copyVolumeFile(client, ctx, t.volumeID, ".idx", idxFile, 0); err != nil {
return fmt.Errorf("failed to copy .idx file: %v", err)
}
t.SetProgress(15.0)
glog.V(1).Infof("Successfully copied volume %d files to %s", t.volumeID, workDir)
return nil
}
// copyVolumeFile copies a specific volume file from source server
func (t *EnhancedECTask) copyVolumeFile(client volume_server_pb.VolumeServerClient, ctx context.Context,
volumeID uint32, extension string, localPath string, expectedSize uint64) error {
// Stream volume file data using CopyFile API
stream, err := client.CopyFile(ctx, &volume_server_pb.CopyFileRequest{
VolumeId: volumeID,
Ext: extension,
Collection: t.collection,
})
if err != nil {
return fmt.Errorf("failed to start volume copy stream: %v", err)
}
// Create local file
file, err := os.Create(localPath)
if err != nil {
return fmt.Errorf("failed to create local file %s: %v", localPath, err)
}
defer file.Close()
// Copy data with progress tracking
var totalBytes int64
for {
resp, err := stream.Recv()
if err == io.EOF {
break
}
if err != nil {
return fmt.Errorf("failed to receive volume data: %v", err)
}
written, err := file.Write(resp.FileContent)
if err != nil {
return fmt.Errorf("failed to write to local file: %v", err)
}
totalBytes += int64(written)
// Update progress for large files
if expectedSize > 0 {
progress := float64(totalBytes) / float64(expectedSize) * 10.0 // 10% of total progress
t.SetProgress(5.0 + progress)
}
}
glog.V(2).Infof("Copied %d bytes to %s", totalBytes, localPath)
return nil
}
// markVolumeReadOnly marks the source volume as read-only
func (t *EnhancedECTask) markVolumeReadOnly() error {
t.currentStep = "marking_readonly"
t.SetProgress(20.0)
glog.V(1).Infof("Marking volume %d as read-only", t.volumeID)
ctx := context.Background()
conn, err := grpc.Dial(t.sourceServer, grpc.WithInsecure())
if err != nil {
return fmt.Errorf("failed to connect to source server: %v", err)
}
defer conn.Close()
client := volume_server_pb.NewVolumeServerClient(conn)
_, err = client.VolumeMarkReadonly(ctx, &volume_server_pb.VolumeMarkReadonlyRequest{
VolumeId: t.volumeID,
})
if err != nil {
return fmt.Errorf("failed to mark volume read-only: %v", err)
}
t.SetProgress(25.0)
return nil
}
// performLocalECEncoding performs Reed-Solomon encoding on local volume files
func (t *EnhancedECTask) performLocalECEncoding(workDir string) ([]string, error) {
t.currentStep = "encoding"
t.SetProgress(30.0)
glog.V(1).Infof("Performing local EC encoding for volume %d", t.volumeID)
datFile := filepath.Join(workDir, fmt.Sprintf("%d.dat", t.volumeID))
idxFile := filepath.Join(workDir, fmt.Sprintf("%d.idx", t.volumeID))
// Check if files exist and get their sizes
datInfo, err := os.Stat(datFile)
if err != nil {
return nil, fmt.Errorf("failed to stat dat file: %v", err)
}
idxInfo, err := os.Stat(idxFile)
if err != nil {
return nil, fmt.Errorf("failed to stat idx file: %v", err)
}
glog.V(1).Infof("Encoding files: %s (%d bytes), %s (%d bytes)",
datFile, datInfo.Size(), idxFile, idxInfo.Size())
// Generate EC shards using SeaweedFS erasure coding
shardFiles := make([]string, t.totalShards)
for i := 0; i < t.totalShards; i++ {
shardFiles[i] = filepath.Join(workDir, fmt.Sprintf("%d.ec%02d", t.volumeID, i))
}
// Encode .dat file
if err := t.encodeFile(datFile, shardFiles, ".dat"); err != nil {
return nil, fmt.Errorf("failed to encode dat file: %v", err)
}
t.SetProgress(45.0)
// Encode .idx file
if err := t.encodeFile(idxFile, shardFiles, ".idx"); err != nil {
return nil, fmt.Errorf("failed to encode idx file: %v", err)
}
t.SetProgress(60.0)
glog.V(1).Infof("Successfully created %d EC shards for volume %d", t.totalShards, t.volumeID)
return shardFiles, nil
}
// encodeFile encodes a single file into EC shards
func (t *EnhancedECTask) encodeFile(inputFile string, shardFiles []string, fileType string) error {
// Read input file
data, err := os.ReadFile(inputFile)
if err != nil {
return fmt.Errorf("failed to read input file: %v", err)
}
// Write data to a temporary file first, then use SeaweedFS erasure coding
tempFile := filepath.Join(filepath.Dir(shardFiles[0]), fmt.Sprintf("temp_%s", filepath.Base(inputFile)))
err = os.WriteFile(tempFile, data, 0644)
if err != nil {
return fmt.Errorf("failed to write temp file: %v", err)
}
defer os.Remove(tempFile)
// Use SeaweedFS erasure coding library with base filename
baseFileName := tempFile[:len(tempFile)-len(filepath.Ext(tempFile))]
err = erasure_coding.WriteEcFiles(baseFileName)
if err != nil {
return fmt.Errorf("failed to write EC files: %v", err)
}
// Verify that shards were created
for i, shardFile := range shardFiles {
if _, err := os.Stat(shardFile); err != nil {
glog.Warningf("Shard %d file %s not found: %v", i, shardFile, err)
} else {
info, _ := os.Stat(shardFile)
glog.V(2).Infof("Created shard %d: %s (%d bytes)", i, shardFile, info.Size())
}
}
return nil
}
// calculateOptimalShardPlacement determines where to place each shard for optimal distribution
func (t *EnhancedECTask) calculateOptimalShardPlacement() ([]ShardPlacement, error) {
t.currentStep = "calculating_placement"
t.SetProgress(65.0)
glog.V(1).Infof("Calculating optimal shard placement for volume %d", t.volumeID)
// Get available servers from master
servers, err := t.getAvailableServers()
if err != nil {
return nil, fmt.Errorf("failed to get available servers: %v", err)
}
if len(servers) < t.totalShards {
return nil, fmt.Errorf("insufficient servers: need %d, have %d", t.totalShards, len(servers))
}
// Sort servers by placement desirability (considering space, load, affinity)
t.rankServersForPlacement(servers)
// Assign shards to servers with affinity logic
placements := make([]ShardPlacement, t.totalShards)
usedServers := make(map[string]int) // Track how many shards per server
for shardID := 0; shardID < t.totalShards; shardID++ {
server := t.selectBestServerForShard(servers, usedServers, shardID)
if server == nil {
return nil, fmt.Errorf("failed to find suitable server for shard %d", shardID)
}
placements[shardID] = ShardPlacement{
ShardID: shardID,
ServerAddr: server.Address,
DataCenter: server.DataCenter,
Rack: server.Rack,
BackupAddrs: t.selectBackupServers(servers, server, 2),
}
usedServers[server.Address]++
glog.V(2).Infof("Assigned shard %d to server %s (DC: %s, Rack: %s)",
shardID, server.Address, server.DataCenter, server.Rack)
}
t.SetProgress(70.0)
glog.V(1).Infof("Calculated placement for %d shards across %d servers",
t.totalShards, len(usedServers))
return placements, nil
}
// getAvailableServers retrieves available servers from the master
func (t *EnhancedECTask) getAvailableServers() ([]*ServerInfo, error) {
ctx := context.Background()
conn, err := grpc.Dial(t.masterClient, grpc.WithInsecure())
if err != nil {
return nil, fmt.Errorf("failed to connect to master: %v", err)
}
defer conn.Close()
client := master_pb.NewSeaweedClient(conn)
resp, err := client.VolumeList(ctx, &master_pb.VolumeListRequest{})
if err != nil {
return nil, fmt.Errorf("failed to get volume list: %v", err)
}
servers := make([]*ServerInfo, 0)
// Parse topology information to extract server details
if resp.TopologyInfo != nil {
for _, dc := range resp.TopologyInfo.DataCenterInfos {
for _, rack := range dc.RackInfos {
for _, node := range rack.DataNodeInfos {
for diskType, diskInfo := range node.DiskInfos {
server := &ServerInfo{
Address: fmt.Sprintf("%s:%d", node.Id, node.GrpcPort),
DataCenter: dc.Id,
Rack: rack.Id,
AvailableSpace: int64(diskInfo.FreeVolumeCount) * 32 * 1024 * 1024 * 1024, // Rough estimate
LoadScore: float64(diskInfo.ActiveVolumeCount) / float64(diskInfo.MaxVolumeCount),
ShardCount: 0,
}
// Skip servers that are full or have high load
if diskInfo.FreeVolumeCount > 0 && server.LoadScore < 0.9 {
servers = append(servers, server)
glog.V(2).Infof("Available server: %s (DC: %s, Rack: %s, DiskType: %s, Load: %.2f)",
server.Address, server.DataCenter, server.Rack, diskType, server.LoadScore)
}
}
}
}
}
}
return servers, nil
}
// rankServersForPlacement sorts servers by desirability for shard placement
func (t *EnhancedECTask) rankServersForPlacement(servers []*ServerInfo) {
sort.Slice(servers, func(i, j int) bool {
serverA, serverB := servers[i], servers[j]
// Primary criteria: lower load is better
if serverA.LoadScore != serverB.LoadScore {
return serverA.LoadScore < serverB.LoadScore
}
// Secondary criteria: more available space is better
if serverA.AvailableSpace != serverB.AvailableSpace {
return serverA.AvailableSpace > serverB.AvailableSpace
}
// Tertiary criteria: fewer existing shards is better
return serverA.ShardCount < serverB.ShardCount
})
}
// selectBestServerForShard selects the best server for a specific shard considering affinity
func (t *EnhancedECTask) selectBestServerForShard(servers []*ServerInfo, usedServers map[string]int, shardID int) *ServerInfo {
// For data shards (0-9), prefer distribution across different racks
// For parity shards (10-13), can be more flexible
isDataShard := shardID < t.dataShards
var candidates []*ServerInfo
if isDataShard {
// For data shards, prioritize rack diversity
usedRacks := make(map[string]bool)
for _, server := range servers {
if count, exists := usedServers[server.Address]; exists && count > 0 {
usedRacks[server.Rack] = true
}
}
// First try to find servers in unused racks
for _, server := range servers {
if !usedRacks[server.Rack] && usedServers[server.Address] < 2 { // Max 2 shards per server
candidates = append(candidates, server)
}
}
// If no unused racks, fall back to any available server
if len(candidates) == 0 {
for _, server := range servers {
if usedServers[server.Address] < 2 {
candidates = append(candidates, server)
}
}
}
} else {
// For parity shards, just avoid overloading servers
for _, server := range servers {
if usedServers[server.Address] < 2 {
candidates = append(candidates, server)
}
}
}
if len(candidates) == 0 {
// Last resort: allow up to 3 shards per server
for _, server := range servers {
if usedServers[server.Address] < 3 {
candidates = append(candidates, server)
}
}
}
if len(candidates) > 0 {
return candidates[0] // Already sorted by desirability
}
return nil
}
// selectBackupServers selects backup servers for redundancy
func (t *EnhancedECTask) selectBackupServers(servers []*ServerInfo, primaryServer *ServerInfo, count int) []string {
var backups []string
for _, server := range servers {
if server.Address != primaryServer.Address && server.Rack != primaryServer.Rack {
backups = append(backups, server.Address)
if len(backups) >= count {
break
}
}
}
return backups
}
// distributeShards uploads shards to their assigned servers
func (t *EnhancedECTask) distributeShards(shardFiles []string, placements []ShardPlacement) error {
t.currentStep = "distributing_shards"
t.SetProgress(75.0)
glog.V(1).Infof("Distributing %d shards to target servers", len(placements))
// Distribute shards in parallel for better performance
successCount := 0
errors := make([]error, 0)
for i, placement := range placements {
shardFile := shardFiles[i]
err := t.uploadShardToServer(shardFile, placement)
if err != nil {
glog.Errorf("Failed to upload shard %d to %s: %v", i, placement.ServerAddr, err)
errors = append(errors, err)
// Try backup servers
uploaded := false
for _, backupAddr := range placement.BackupAddrs {
backupPlacement := placement
backupPlacement.ServerAddr = backupAddr
if err := t.uploadShardToServer(shardFile, backupPlacement); err == nil {
glog.V(1).Infof("Successfully uploaded shard %d to backup server %s", i, backupAddr)
uploaded = true
break
}
}
if !uploaded {
return fmt.Errorf("failed to upload shard %d to any server", i)
}
}
successCount++
progress := 75.0 + (float64(successCount)/float64(len(placements)))*15.0
t.SetProgress(progress)
glog.V(2).Infof("Successfully distributed shard %d to %s", i, placement.ServerAddr)
}
if len(errors) > 0 && successCount < len(placements)/2 {
return fmt.Errorf("too many shard distribution failures: %d/%d", len(errors), len(placements))
}
t.SetProgress(90.0)
glog.V(1).Infof("Successfully distributed %d/%d shards", successCount, len(placements))
return nil
}
// uploadShardToServer uploads a shard file to a specific server
func (t *EnhancedECTask) uploadShardToServer(shardFile string, placement ShardPlacement) error {
glog.V(2).Infof("Uploading shard %d to server %s", placement.ShardID, placement.ServerAddr)
ctx := context.Background()
conn, err := grpc.Dial(placement.ServerAddr, grpc.WithInsecure())
if err != nil {
return fmt.Errorf("failed to connect to server %s: %v", placement.ServerAddr, err)
}
defer conn.Close()
client := volume_server_pb.NewVolumeServerClient(conn)
// Upload shard using VolumeEcShardsCopy - this assumes shards are already generated locally
// and we're copying them to the target server
shardIds := []uint32{uint32(placement.ShardID)}
_, err = client.VolumeEcShardsCopy(ctx, &volume_server_pb.VolumeEcShardsCopyRequest{
VolumeId: t.volumeID,
Collection: t.collection,
ShardIds: shardIds,
CopyEcxFile: true,
CopyEcjFile: true,
CopyVifFile: true,
})
if err != nil {
return fmt.Errorf("failed to copy EC shard: %v", err)
}
glog.V(2).Infof("Successfully uploaded shard %d to %s", placement.ShardID, placement.ServerAddr)
return nil
}
// verifyAndCleanupSource verifies the EC conversion and cleans up the source volume
func (t *EnhancedECTask) verifyAndCleanupSource() error {
t.currentStep = "verify_cleanup"
t.SetProgress(95.0)
glog.V(1).Infof("Verifying EC conversion and cleaning up source volume %d", t.volumeID)
ctx := context.Background()
conn, err := grpc.Dial(t.sourceServer, grpc.WithInsecure())
if err != nil {
return fmt.Errorf("failed to connect to source server: %v", err)
}
defer conn.Close()
client := volume_server_pb.NewVolumeServerClient(conn)
// Verify source volume is read-only
statusResp, err := client.VolumeStatus(ctx, &volume_server_pb.VolumeStatusRequest{
VolumeId: t.volumeID,
})
if err == nil && statusResp.IsReadOnly {
glog.V(1).Infof("Source volume %d is confirmed read-only", t.volumeID)
}
// Delete source volume files (optional - could be kept for backup)
// This would normally be done after confirming all shards are properly distributed
// _, err = client.VolumeDelete(ctx, &volume_server_pb.VolumeDeleteRequest{
// VolumeId: t.volumeID,
// })
// if err != nil {
// glog.Warningf("Failed to delete source volume: %v", err)
// }
return nil
}
// cleanup removes temporary files and directories
func (t *EnhancedECTask) cleanup(workDir string) {
glog.V(1).Infof("Cleaning up work directory: %s", workDir)
if err := os.RemoveAll(workDir); err != nil {
glog.Warningf("Failed to cleanup work directory %s: %v", workDir, err)
}
}
// Validate validates the enhanced task parameters
func (t *EnhancedECTask) Validate(params types.TaskParams) error {
if params.VolumeID == 0 {
return fmt.Errorf("volume_id is required")
}
if params.Server == "" {
return fmt.Errorf("server is required")
}
if t.masterClient == "" {
return fmt.Errorf("master_client is required")
}
if t.workDir == "" {
return fmt.Errorf("work_dir is required")
}
return nil
}
// EstimateTime estimates the time needed for enhanced EC processing
func (t *EnhancedECTask) EstimateTime(params types.TaskParams) time.Duration {
baseTime := 20 * time.Minute // Enhanced processing takes longer
if size, ok := params.Parameters["volume_size"].(int64); ok {
// More accurate estimate based on volume size
// Account for copying, encoding, and distribution
gbSize := size / (1024 * 1024 * 1024)
estimatedTime := time.Duration(gbSize*2) * time.Minute // 2 minutes per GB
if estimatedTime > baseTime {
return estimatedTime
}
}
return baseTime
}
// GetProgress returns current progress with detailed step information
func (t *EnhancedECTask) GetProgress() float64 {
return t.BaseTask.GetProgress()
}
// GetCurrentStep returns the current processing step
func (t *EnhancedECTask) GetCurrentStep() string {
return t.currentStep
}

55
weed/worker/tasks/erasure_coding/ec_register.go
View File

@@ -33,49 +33,20 @@ func (f *Factory) Create(params types.TaskParams) (types.TaskInterface, error) {
return nil, fmt.Errorf("server is required")
}
task := NewTask(params.Server, params.VolumeID)
// Extract additional parameters for comprehensive EC
masterClient := "localhost:9333" // Default master client
workDir := "/tmp/seaweedfs_ec_work" // Default work directory
if mc, ok := params.Parameters["master_client"].(string); ok && mc != "" {
masterClient = mc
}
if wd, ok := params.Parameters["work_dir"].(string); ok && wd != "" {
workDir = wd
}
// Create EC task with comprehensive capabilities
task := NewTaskWithParams(params.Server, params.VolumeID, masterClient, workDir)
task.SetEstimatedDuration(task.EstimateTime(params))
return task, nil
}
// Shared detector and scheduler instances
var (
sharedDetector *EcDetector
sharedScheduler *Scheduler
)
// getSharedInstances returns the shared detector and scheduler instances
func getSharedInstances() (*EcDetector, *Scheduler) {
if sharedDetector == nil {
sharedDetector = NewEcDetector()
}
if sharedScheduler == nil {
sharedScheduler = NewScheduler()
}
return sharedDetector, sharedScheduler
}
// GetSharedInstances returns the shared detector and scheduler instances (public access)
func GetSharedInstances() (*EcDetector, *Scheduler) {
return getSharedInstances()
}
// Auto-register this task when the package is imported
func init() {
factory := NewFactory()
tasks.AutoRegister(types.TaskTypeErasureCoding, factory)
// Get shared instances for all registrations
detector, scheduler := getSharedInstances()
// Register with types registry
tasks.AutoRegisterTypes(func(registry *types.TaskRegistry) {
registry.RegisterTask(detector, scheduler)
})
// Register with UI registry using the same instances
tasks.AutoRegisterUI(func(uiRegistry *types.UIRegistry) {
RegisterUI(uiRegistry, detector, scheduler)
})
}