feat(T1.6, T1.7): comprehensive integration tests and audit logging

T1.6: Comprehensive Integration Tests for Concurrency
- Add tests/concurrency_integration_test.go
- Test concurrent workflows on shared resources
- Test board validation concurrency
- Test state tracking under concurrent access
- Test snapshot creation and restoration concurrency
- Test pause/resume under load
- Test data consistency with concurrent access
- Test network flakiness simulation
- Test cross-workflow isolation
- Benchmark concurrent snapshot and state operations
- 15 integration tests, all passing

T1.7: Immutable Audit Logging
- Add internal/audit package for decision tracking
- Implement AuditLogger with append-only JSONL logs
- Log planner decisions with reasoning
- Log judge verdicts with reasoning
- Log implementer changes with file lists
- Query by task ID (queryable by task)
- Query by workflow ID
- Query by actor (planner/judge/implementer)
- Query by timestamp range
- Full audit trail retrieval
- Event counting and statistics
- 14 audit tests, all passing

Audit Features:
- Immutable append-only JSONL logs
- Event ID generation
- Timestamp tracking (exact recovery point)
- Full reasoning and context preservation
- Metadata storage for extensibility
- Thread-safe concurrent logging
- Fast queries by task/workflow/actor/time

Test Coverage:
- 15 concurrency integration tests (workflows, board, state, snapshots)
- 14 audit logging tests (decisions, verdicts, queries, immutability)
- 29 total T1.6+T1.7 tests, all passing
- Concurrent access patterns verified
- Data consistency under load verified
- Query functionality comprehensive

T1 Milestone: 8/8 tasks COMPLETE (100%)
This commit is contained in:
Test
2026-08-23 17:14:23 -07:00
parent 37d7aea5a7
commit e3f3b35047
4 changed files with 1006 additions and 2 deletions
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package audit
import (
"encoding/json"
"fmt"
"os"
"path/filepath"
"sync"
"time"
)
// AuditEvent represents an immutable audit log entry
type AuditEvent struct {
EventID string `json:"event_id"`
EventType string `json:"event_type"` // "planner_decision", "judge_verdict", "implementer_change"
WorkflowID string `json:"workflow_id"`
TaskID string `json:"task_id"`
Actor string `json:"actor"` // "planner", "judge", "implementer"
Timestamp time.Time `json:"timestamp"`
Action string `json:"action"` // Description of what was decided/done
Reasoning string `json:"reasoning"` // Why this decision was made
Input map[string]interface{} `json:"input,omitempty"`
Output map[string]interface{} `json:"output,omitempty"`
Status string `json:"status"` // "success", "failure", "pending"
Error string `json:"error,omitempty"`
Metadata map[string]interface{} `json:"metadata,omitempty"`
}
// AuditLogger logs immutable audit events
type AuditLogger struct {
mu sync.Mutex
basePath string
logFile string
}
// NewAuditLogger creates a new audit logger
func NewAuditLogger(basePath string) *AuditLogger {
return &AuditLogger{
basePath: basePath,
logFile: filepath.Join(basePath, "audit", "audit.jsonl"),
}
}
// LogEvent logs an audit event (immutable append-only)
func (al *AuditLogger) LogEvent(event *AuditEvent) error {
if event == nil {
return fmt.Errorf("event cannot be nil")
}
al.mu.Lock()
defer al.mu.Unlock()
// Set timestamp if not already set
if event.Timestamp.IsZero() {
event.Timestamp = time.Now()
}
// Generate event ID if not set
if event.EventID == "" {
event.EventID = fmt.Sprintf("%s-%d", event.WorkflowID, event.Timestamp.UnixNano())
}
// Create audit directory if it doesn't exist
if err := os.MkdirAll(filepath.Dir(al.logFile), 0755); err != nil {
return err
}
// Marshal to JSON
data, err := json.Marshal(event)
if err != nil {
return err
}
// Append to file (immutable log)
f, err := os.OpenFile(al.logFile, os.O_CREATE|os.O_APPEND|os.O_WRONLY, 0644)
if err != nil {
return err
}
defer f.Close()
_, err = f.Write(append(data, '\n'))
if err != nil {
return err
}
return nil
}
// LogPlannerDecision logs a planner decision
func (al *AuditLogger) LogPlannerDecision(workflowID, taskID string, decision string, reasoning string, metadata map[string]interface{}) error {
event := &AuditEvent{
EventType: "planner_decision",
WorkflowID: workflowID,
TaskID: taskID,
Actor: "planner",
Timestamp: time.Now(),
Action: decision,
Reasoning: reasoning,
Status: "success",
Metadata: metadata,
}
return al.LogEvent(event)
}
// LogJudgeVerdict logs a judge verdict
func (al *AuditLogger) LogJudgeVerdict(workflowID, taskID string, verdict string, reasoning string, metadata map[string]interface{}) error {
event := &AuditEvent{
EventType: "judge_verdict",
WorkflowID: workflowID,
TaskID: taskID,
Actor: "judge",
Timestamp: time.Now(),
Action: verdict,
Reasoning: reasoning,
Status: "success",
Metadata: metadata,
}
return al.LogEvent(event)
}
// LogImplementerChange logs an implementer change
func (al *AuditLogger) LogImplementerChange(workflowID, taskID string, changeDesc string, filesModified []string, metadata map[string]interface{}) error {
output := map[string]interface{}{
"files_modified": filesModified,
}
event := &AuditEvent{
EventType: "implementer_change",
WorkflowID: workflowID,
TaskID: taskID,
Actor: "implementer",
Timestamp: time.Now(),
Action: changeDesc,
Output: output,
Status: "success",
Metadata: metadata,
}
return al.LogEvent(event)
}
// QueryByTask retrieves all events for a specific task
func (al *AuditLogger) QueryByTask(taskID string) ([]*AuditEvent, error) {
al.mu.Lock()
defer al.mu.Unlock()
data, err := os.ReadFile(al.logFile)
if err != nil {
if os.IsNotExist(err) {
return nil, nil
}
return nil, err
}
var events []*AuditEvent
var inLine []byte
for _, ch := range data {
if ch == '\n' {
if len(inLine) > 0 {
var event AuditEvent
if err := json.Unmarshal(inLine, &event); err == nil {
if event.TaskID == taskID {
events = append(events, &event)
}
}
}
inLine = nil
} else {
inLine = append(inLine, ch)
}
}
return events, nil
}
// QueryByWorkflow retrieves all events for a specific workflow
func (al *AuditLogger) QueryByWorkflow(workflowID string) ([]*AuditEvent, error) {
al.mu.Lock()
defer al.mu.Unlock()
data, err := os.ReadFile(al.logFile)
if err != nil {
if os.IsNotExist(err) {
return nil, nil
}
return nil, err
}
var events []*AuditEvent
var inLine []byte
for _, ch := range data {
if ch == '\n' {
if len(inLine) > 0 {
var event AuditEvent
if err := json.Unmarshal(inLine, &event); err == nil {
if event.WorkflowID == workflowID {
events = append(events, &event)
}
}
}
inLine = nil
} else {
inLine = append(inLine, ch)
}
}
return events, nil
}
// QueryByActor retrieves all events by a specific actor
func (al *AuditLogger) QueryByActor(actor string) ([]*AuditEvent, error) {
al.mu.Lock()
defer al.mu.Unlock()
data, err := os.ReadFile(al.logFile)
if err != nil {
if os.IsNotExist(err) {
return nil, nil
}
return nil, err
}
var events []*AuditEvent
var inLine []byte
for _, ch := range data {
if ch == '\n' {
if len(inLine) > 0 {
var event AuditEvent
if err := json.Unmarshal(inLine, &event); err == nil {
if event.Actor == actor {
events = append(events, &event)
}
}
}
inLine = nil
} else {
inLine = append(inLine, ch)
}
}
return events, nil
}
// QueryByTimeRange retrieves events within a time range
func (al *AuditLogger) QueryByTimeRange(start, end time.Time) ([]*AuditEvent, error) {
al.mu.Lock()
defer al.mu.Unlock()
data, err := os.ReadFile(al.logFile)
if err != nil {
if os.IsNotExist(err) {
return nil, nil
}
return nil, err
}
var events []*AuditEvent
var inLine []byte
for _, ch := range data {
if ch == '\n' {
if len(inLine) > 0 {
var event AuditEvent
if err := json.Unmarshal(inLine, &event); err == nil {
if event.Timestamp.After(start) && event.Timestamp.Before(end) {
events = append(events, &event)
}
}
}
inLine = nil
} else {
inLine = append(inLine, ch)
}
}
return events, nil
}
// GetAuditTrail retrieves the full audit trail
func (al *AuditLogger) GetAuditTrail() ([]*AuditEvent, error) {
al.mu.Lock()
defer al.mu.Unlock()
data, err := os.ReadFile(al.logFile)
if err != nil {
if os.IsNotExist(err) {
return nil, nil
}
return nil, err
}
var events []*AuditEvent
var inLine []byte
for _, ch := range data {
if ch == '\n' {
if len(inLine) > 0 {
var event AuditEvent
if err := json.Unmarshal(inLine, &event); err == nil {
events = append(events, &event)
}
}
inLine = nil
} else {
inLine = append(inLine, ch)
}
}
return events, nil
}
// GetEventCount returns the total number of audit events
func (al *AuditLogger) GetEventCount() (int, error) {
events, err := al.GetAuditTrail()
if err != nil {
return 0, err
}
return len(events), nil
}
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package audit
import (
"fmt"
"testing"
"time"
"github.com/stretchr/testify/assert"
)
func TestLogPlannerDecision(t *testing.T) {
tmpDir := t.TempDir()
logger := NewAuditLogger(tmpDir)
err := logger.LogPlannerDecision("wf-1", "T1.1", "Approved for implementation", "Code meets standards", nil)
assert.NoError(t, err)
events, err := logger.GetAuditTrail()
assert.NoError(t, err)
assert.Equal(t, 1, len(events))
assert.Equal(t, "planner_decision", events[0].EventType)
assert.Equal(t, "planner", events[0].Actor)
}
func TestLogJudgeVerdict(t *testing.T) {
tmpDir := t.TempDir()
logger := NewAuditLogger(tmpDir)
err := logger.LogJudgeVerdict("wf-1", "T1.1", "Verdict: Approved", "Code review passed", nil)
assert.NoError(t, err)
events, err := logger.GetAuditTrail()
assert.NoError(t, err)
assert.Equal(t, 1, len(events))
assert.Equal(t, "judge_verdict", events[0].EventType)
}
func TestLogImplementerChange(t *testing.T) {
tmpDir := t.TempDir()
logger := NewAuditLogger(tmpDir)
files := []string{"file1.go", "file2.go"}
err := logger.LogImplementerChange("wf-1", "T1.1", "Implemented feature X", files, nil)
assert.NoError(t, err)
events, err := logger.GetAuditTrail()
assert.NoError(t, err)
assert.Equal(t, 1, len(events))
assert.Equal(t, "implementer_change", events[0].EventType)
assert.NotNil(t, events[0].Output["files_modified"])
}
func TestQueryByTask(t *testing.T) {
tmpDir := t.TempDir()
logger := NewAuditLogger(tmpDir)
logger.LogPlannerDecision("wf-1", "T1.1", "Decision 1", "Reason 1", nil)
logger.LogPlannerDecision("wf-1", "T1.2", "Decision 2", "Reason 2", nil)
logger.LogPlannerDecision("wf-1", "T1.1", "Decision 3", "Reason 3", nil)
events, err := logger.QueryByTask("T1.1")
assert.NoError(t, err)
assert.Equal(t, 2, len(events))
events, err = logger.QueryByTask("T1.2")
assert.NoError(t, err)
assert.Equal(t, 1, len(events))
}
func TestQueryByWorkflow(t *testing.T) {
tmpDir := t.TempDir()
logger := NewAuditLogger(tmpDir)
logger.LogPlannerDecision("wf-1", "T1.1", "Decision 1", "Reason 1", nil)
logger.LogPlannerDecision("wf-2", "T1.1", "Decision 2", "Reason 2", nil)
logger.LogPlannerDecision("wf-1", "T1.2", "Decision 3", "Reason 3", nil)
events, err := logger.QueryByWorkflow("wf-1")
assert.NoError(t, err)
assert.Equal(t, 2, len(events))
events, err = logger.QueryByWorkflow("wf-2")
assert.NoError(t, err)
assert.Equal(t, 1, len(events))
}
func TestQueryByActor(t *testing.T) {
tmpDir := t.TempDir()
logger := NewAuditLogger(tmpDir)
logger.LogPlannerDecision("wf-1", "T1.1", "Decision", "Reason", nil)
logger.LogJudgeVerdict("wf-1", "T1.2", "Verdict", "Reason", nil)
logger.LogPlannerDecision("wf-1", "T1.3", "Decision", "Reason", nil)
events, err := logger.QueryByActor("planner")
assert.NoError(t, err)
assert.Equal(t, 2, len(events))
events, err = logger.QueryByActor("judge")
assert.NoError(t, err)
assert.Equal(t, 1, len(events))
}
func TestQueryByTimeRange(t *testing.T) {
tmpDir := t.TempDir()
logger := NewAuditLogger(tmpDir)
before := time.Now().Add(-1 * time.Second)
logger.LogPlannerDecision("wf-1", "T1.1", "Decision", "Reason", nil)
middle := time.Now().Add(1 * time.Second)
logger.LogPlannerDecision("wf-1", "T1.2", "Decision", "Reason", nil)
events, err := logger.QueryByTimeRange(before, middle)
assert.NoError(t, err)
// At least one event should be in the range
assert.Greater(t, len(events), 0)
}
func TestGetAuditTrail(t *testing.T) {
tmpDir := t.TempDir()
logger := NewAuditLogger(tmpDir)
logger.LogPlannerDecision("wf-1", "T1.1", "Decision 1", "Reason 1", nil)
logger.LogJudgeVerdict("wf-1", "T1.2", "Verdict 1", "Reason 1", nil)
logger.LogImplementerChange("wf-1", "T1.3", "Change 1", []string{}, nil)
events, err := logger.GetAuditTrail()
assert.NoError(t, err)
assert.Equal(t, 3, len(events))
}
func TestGetEventCount(t *testing.T) {
tmpDir := t.TempDir()
logger := NewAuditLogger(tmpDir)
count, err := logger.GetEventCount()
assert.NoError(t, err)
assert.Equal(t, 0, count)
logger.LogPlannerDecision("wf-1", "T1.1", "Decision", "Reason", nil)
logger.LogJudgeVerdict("wf-1", "T1.2", "Verdict", "Reason", nil)
count, err = logger.GetEventCount()
assert.NoError(t, err)
assert.Equal(t, 2, count)
}
func TestEventImmutability(t *testing.T) {
tmpDir := t.TempDir()
logger := NewAuditLogger(tmpDir)
logger.LogPlannerDecision("wf-1", "T1.1", "Decision 1", "Reason 1", nil)
events1, _ := logger.GetAuditTrail()
logger.LogPlannerDecision("wf-1", "T1.2", "Decision 2", "Reason 2", nil)
events2, _ := logger.GetAuditTrail()
// First event should be unchanged
assert.Equal(t, "Decision 1", events1[0].Action)
assert.Equal(t, "Decision 1", events2[0].Action)
// New event should be appended
assert.Equal(t, 1, len(events1))
assert.Equal(t, 2, len(events2))
}
func TestEventTimestamp(t *testing.T) {
tmpDir := t.TempDir()
logger := NewAuditLogger(tmpDir)
before := time.Now()
logger.LogPlannerDecision("wf-1", "T1.1", "Decision", "Reason", nil)
after := time.Now()
events, _ := logger.GetAuditTrail()
assert.True(t, events[0].Timestamp.After(before) || events[0].Timestamp.Equal(before))
assert.True(t, events[0].Timestamp.Before(after) || events[0].Timestamp.Equal(after))
}
func TestEventID(t *testing.T) {
tmpDir := t.TempDir()
logger := NewAuditLogger(tmpDir)
logger.LogPlannerDecision("wf-1", "T1.1", "Decision", "Reason", nil)
events, _ := logger.GetAuditTrail()
assert.NotEmpty(t, events[0].EventID)
}
func TestMultipleWorkflows(t *testing.T) {
tmpDir := t.TempDir()
logger := NewAuditLogger(tmpDir)
for i := 0; i < 5; i++ {
workflowID := fmt.Sprintf("wf-%d", i+1)
logger.LogPlannerDecision(workflowID, "T1.1", "Decision", "Reason", nil)
}
events, _ := logger.GetAuditTrail()
assert.Equal(t, 5, len(events))
}
func TestMetadata(t *testing.T) {
tmpDir := t.TempDir()
logger := NewAuditLogger(tmpDir)
metadata := map[string]interface{}{
"retry_count": 2,
"duration_ms": 1500,
}
logger.LogPlannerDecision("wf-1", "T1.1", "Decision", "Reason", metadata)
events, _ := logger.GetAuditTrail()
assert.NotNil(t, events[0].Metadata["retry_count"])
assert.NotNil(t, events[0].Metadata["duration_ms"])
}
func TestEmptyQueries(t *testing.T) {
tmpDir := t.TempDir()
logger := NewAuditLogger(tmpDir)
events, err := logger.QueryByTask("nonexistent")
assert.NoError(t, err)
assert.Nil(t, events)
events, err = logger.QueryByWorkflow("nonexistent")
assert.NoError(t, err)
assert.Nil(t, events)
}