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公明
2026-07-28 18:20:17 +08:00
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package agentfinalizer
import (
"strings"
"cyberstrike-ai/internal/database"
"cyberstrike-ai/internal/mcp"
"cyberstrike-ai/internal/multiagent"
)
const (
StatusCompleted = "completed"
StatusInProgress = "in_progress"
StatusBlocked = "blocked"
StatusFailed = "failed"
StatusCancelled = "cancelled"
StatusAwaitingHITL = "awaiting_hitl"
ReasonVerified = "verified"
ReasonPendingTools = "pending_tool_executions"
ReasonEmptyResponse = "empty_response"
ReasonAwaitingHITL = "awaiting_hitl"
ReasonFailed = "failed"
ReasonCancelled = "cancelled"
ReasonMissingEvidence = "missing_execution_evidence"
)
// Decision is the single contract that may promote an agent run to a final
// user-facing answer. Natural-language assistant text is only a candidate until
// this object says Finalizable.
type Decision struct {
Status string `json:"status"`
Finalizable bool `json:"finalizable"`
Finalized bool `json:"finalized"`
CompletionReason string `json:"completionReason"`
FinalText string `json:"finalText,omitempty"`
EvidenceVerified bool `json:"evidenceVerified"`
EvidenceRefs []string `json:"evidenceRefs,omitempty"`
PendingExecutionIDs []string `json:"pendingExecutionIds,omitempty"`
PendingToolRuns []string `json:"pendingToolRuns,omitempty"`
MissingChecks []string `json:"missingChecks,omitempty"`
AgentMode string `json:"agentMode,omitempty"`
ConversationID string `json:"conversationId,omitempty"`
AssistantMessageID string `json:"messageId,omitempty"`
CandidateResponseLen int `json:"candidateResponseLen,omitempty"`
}
type Input struct {
Response string
MCPExecutionIDs []string
ConversationID string
AssistantMessageID string
AgentMode string
Status string
CompletionReason string
AwaitingHITL bool
RequireExecutionEvidence bool
}
func FromRunResult(db *database.DB, result *multiagent.RunResult, in Input) Decision {
if result != nil {
if strings.TrimSpace(in.Response) == "" {
in.Response = result.Response
}
if len(in.MCPExecutionIDs) == 0 {
in.MCPExecutionIDs = result.MCPExecutionIDs
}
if strings.TrimSpace(in.Status) == "" {
in.Status = result.Status
}
if strings.TrimSpace(in.CompletionReason) == "" {
in.CompletionReason = result.CompletionReason
}
}
d := Decide(db, in)
if result != nil {
result.Finalized = d.Finalized
result.Status = d.Status
result.CompletionReason = d.CompletionReason
result.EvidenceVerified = d.EvidenceVerified
result.EvidenceRefs = append([]string(nil), d.EvidenceRefs...)
result.PendingExecutionIDs = append([]string(nil), d.PendingExecutionIDs...)
result.MissingChecks = append([]string(nil), d.MissingChecks...)
}
return d
}
func Decide(db *database.DB, in Input) Decision {
text := strings.TrimSpace(in.Response)
status := strings.TrimSpace(in.Status)
if status == "" {
status = StatusCompleted
}
reason := strings.TrimSpace(in.CompletionReason)
if reason == "" {
reason = ReasonVerified
}
d := Decision{
Status: status,
CompletionReason: reason,
FinalText: text,
EvidenceVerified: true,
EvidenceRefs: evidenceRefs(in.MCPExecutionIDs),
AgentMode: strings.TrimSpace(in.AgentMode),
ConversationID: strings.TrimSpace(in.ConversationID),
AssistantMessageID: strings.TrimSpace(in.AssistantMessageID),
CandidateResponseLen: len([]rune(text)),
}
if in.AwaitingHITL {
d.Status = StatusAwaitingHITL
d.CompletionReason = ReasonAwaitingHITL
d.EvidenceVerified = false
d.MissingChecks = append(d.MissingChecks, "workflow is awaiting HITL approval")
return d
}
if isEmptyCandidate(text) {
d.Status = StatusBlocked
d.CompletionReason = ReasonEmptyResponse
d.EvidenceVerified = false
d.MissingChecks = append(d.MissingChecks, "assistant final text is empty or only an empty-response placeholder")
return d
}
switch status {
case StatusInProgress, StatusBlocked, StatusFailed, StatusCancelled, StatusAwaitingHITL:
d.Status = status
d.EvidenceVerified = false
if d.CompletionReason == ReasonVerified {
d.CompletionReason = status
}
d.MissingChecks = append(d.MissingChecks, "agent run status is "+status)
return d
}
pending := pendingExecutions(db, in.MCPExecutionIDs)
if len(pending) > 0 {
d.Status = StatusInProgress
d.CompletionReason = ReasonPendingTools
d.EvidenceVerified = false
d.PendingExecutionIDs = pending
d.PendingToolRuns = append([]string(nil), pending...)
d.MissingChecks = append(d.MissingChecks, "tool execution still queued or running")
return d
}
if in.RequireExecutionEvidence && !hasCompletedEvidence(db, in.MCPExecutionIDs) {
d.Status = StatusBlocked
d.CompletionReason = ReasonMissingEvidence
d.EvidenceVerified = false
d.MissingChecks = append(d.MissingChecks, "execution evidence is required but no completed tool execution was recorded")
return d
}
d.Finalizable = true
d.Finalized = true
d.Status = StatusCompleted
if d.CompletionReason == "" {
d.CompletionReason = ReasonVerified
}
return d
}
func ResponsePayload(d Decision, extra map[string]interface{}) map[string]interface{} {
out := map[string]interface{}{
"finalized": d.Finalized,
"finalizable": d.Finalizable,
"status": d.Status,
"completionReason": d.CompletionReason,
"evidenceVerified": d.EvidenceVerified,
"evidenceRefs": d.EvidenceRefs,
"pendingExecutionIds": d.PendingExecutionIDs,
"pendingToolRuns": d.PendingToolRuns,
"missingChecks": d.MissingChecks,
}
if d.ConversationID != "" {
out["conversationId"] = d.ConversationID
}
if d.AssistantMessageID != "" {
out["messageId"] = d.AssistantMessageID
}
if d.AgentMode != "" {
out["agentMode"] = d.AgentMode
}
for k, v := range extra {
out[k] = v
}
return out
}
func isEmptyCandidate(s string) bool {
s = strings.TrimSpace(s)
if s == "" {
return true
}
return strings.Contains(s, "no assistant text was captured") ||
strings.Contains(s, "未捕获到助手文本输出")
}
func evidenceRefs(ids []string) []string {
out := make([]string, 0, len(ids))
seen := make(map[string]struct{}, len(ids))
for _, id := range ids {
id = strings.TrimSpace(id)
if id == "" {
continue
}
if _, ok := seen[id]; ok {
continue
}
seen[id] = struct{}{}
out = append(out, "mcp_execution:"+id)
}
return out
}
func pendingExecutions(db *database.DB, ids []string) []string {
if db == nil || len(ids) == 0 {
return nil
}
out := make([]string, 0)
seen := make(map[string]struct{}, len(ids))
for _, id := range ids {
id = strings.TrimSpace(id)
if id == "" {
continue
}
if _, ok := seen[id]; ok {
continue
}
seen[id] = struct{}{}
exec, err := db.GetToolExecution(id)
if err != nil || exec == nil {
continue
}
switch strings.TrimSpace(exec.Status) {
case mcp.ToolExecutionStatusQueued, mcp.ToolExecutionStatusRunning:
out = append(out, id)
}
}
return out
}
func hasCompletedEvidence(db *database.DB, ids []string) bool {
if db == nil || len(ids) == 0 {
return false
}
seen := make(map[string]struct{}, len(ids))
for _, id := range ids {
id = strings.TrimSpace(id)
if id == "" {
continue
}
if _, ok := seen[id]; ok {
continue
}
seen[id] = struct{}{}
exec, err := db.GetToolExecution(id)
if err != nil || exec == nil {
continue
}
if strings.TrimSpace(exec.Status) == mcp.ToolExecutionStatusCompleted {
return true
}
}
return false
}
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package agentfinalizer
import (
"path/filepath"
"testing"
"time"
"cyberstrike-ai/internal/database"
"cyberstrike-ai/internal/mcp"
"go.uber.org/zap"
)
func newDecisionTestDB(t *testing.T) *database.DB {
t.Helper()
db, err := database.NewDB(filepath.Join(t.TempDir(), "finalizer.db"), zap.NewNop())
if err != nil {
t.Fatalf("NewDB: %v", err)
}
t.Cleanup(func() { _ = db.Close() })
return db
}
func saveDecisionTestExecution(t *testing.T, db *database.DB, id, status string) {
t.Helper()
if err := db.SaveToolExecution(&mcp.ToolExecution{
ID: id,
ToolName: "test::tool",
Arguments: map[string]interface{}{"input": id},
Status: status,
StartTime: time.Now(),
}); err != nil {
t.Fatalf("SaveToolExecution(%s): %v", id, err)
}
}
func TestDecideBlocksPendingToolExecutions(t *testing.T) {
db := newDecisionTestDB(t)
saveDecisionTestExecution(t, db, "run-queued", mcp.ToolExecutionStatusQueued)
saveDecisionTestExecution(t, db, "run-running", mcp.ToolExecutionStatusRunning)
saveDecisionTestExecution(t, db, "run-completed", mcp.ToolExecutionStatusCompleted)
d := Decide(db, Input{
Response: "工具还没全部结束时,这只是一段候选输出。",
MCPExecutionIDs: []string{"run-queued", "run-running", "run-completed"},
})
if d.Finalizable || d.Finalized {
t.Fatalf("pending tools should not be finalizable: %+v", d)
}
if d.Status != StatusInProgress || d.CompletionReason != ReasonPendingTools {
t.Fatalf("status/reason = %s/%s, want %s/%s", d.Status, d.CompletionReason, StatusInProgress, ReasonPendingTools)
}
if got, want := len(d.PendingExecutionIDs), 2; got != want {
t.Fatalf("pending execution count = %d, want %d (%v)", got, want, d.PendingExecutionIDs)
}
}
func TestDecideBlocksAwaitingHITLAndEmptyCandidate(t *testing.T) {
hitl := Decide(nil, Input{Response: "等待人工审批", AwaitingHITL: true})
if hitl.Finalizable || hitl.Status != StatusAwaitingHITL || hitl.CompletionReason != ReasonAwaitingHITL {
t.Fatalf("HITL decision mismatch: %+v", hitl)
}
empty := Decide(nil, Input{Response: "⚠️ Eino 执行完成,但未捕获到助手文本输出。"})
if empty.Finalizable || empty.Status != StatusBlocked || empty.CompletionReason != ReasonEmptyResponse {
t.Fatalf("empty candidate decision mismatch: %+v", empty)
}
}
func TestDecideBlocksWhenExecutionEvidenceIsRequiredButMissing(t *testing.T) {
d := Decide(nil, Input{
Response: "任务已处理完成。",
RequireExecutionEvidence: true,
})
if d.Finalizable || d.Finalized {
t.Fatalf("missing required execution evidence should not finalize: %+v", d)
}
if d.Status != StatusBlocked || d.CompletionReason != ReasonMissingEvidence {
t.Fatalf("status/reason = %s/%s, want %s/%s", d.Status, d.CompletionReason, StatusBlocked, ReasonMissingEvidence)
}
if d.EvidenceVerified {
t.Fatalf("missing required execution evidence should be marked unverified: %+v", d)
}
if len(d.MissingChecks) == 0 {
t.Fatalf("missing checks should explain the evidence gap: %+v", d)
}
}
func TestDecideBlocksWhenOnlyFailedEvidenceIsRecorded(t *testing.T) {
db := newDecisionTestDB(t)
saveDecisionTestExecution(t, db, "run-failed", mcp.ToolExecutionStatusFailed)
saveDecisionTestExecution(t, db, "run-cancelled", mcp.ToolExecutionStatusCancelled)
d := Decide(db, Input{
Response: "任务已处理完成。",
MCPExecutionIDs: []string{"run-failed", "run-cancelled"},
RequireExecutionEvidence: true,
})
if d.Finalizable || d.Finalized {
t.Fatalf("failed evidence should not satisfy required execution evidence: %+v", d)
}
if d.Status != StatusBlocked || d.CompletionReason != ReasonMissingEvidence {
t.Fatalf("status/reason = %s/%s, want %s/%s", d.Status, d.CompletionReason, StatusBlocked, ReasonMissingEvidence)
}
}
func TestDecideFinalizesCompletedEvidence(t *testing.T) {
db := newDecisionTestDB(t)
saveDecisionTestExecution(t, db, "run-ok", mcp.ToolExecutionStatusCompleted)
d := Decide(db, Input{
Response: "任务已处理完成,见工具执行记录。",
MCPExecutionIDs: []string{"run-ok"},
RequireExecutionEvidence: true,
})
if !d.Finalizable || !d.Finalized || d.Status != StatusCompleted {
t.Fatalf("completed execution should finalize: %+v", d)
}
if !d.EvidenceVerified || len(d.EvidenceRefs) != 1 {
t.Fatalf("evidence refs mismatch: %+v", d)
}
}
func TestDecideAllowsInformationalAnswerWhenExecutionEvidenceIsNotRequired(t *testing.T) {
d := Decide(nil, Input{Response: "这是一个概念解释,不需要执行工具。"})
if !d.Finalizable || !d.Finalized || d.Status != StatusCompleted {
t.Fatalf("informational response should finalize when execution evidence is not required: %+v", d)
}
}