feat: deliver authenticated task APIs, SDK and P1 regression

sdk/go/examples/tasks/main.go

@@ -0,0 +1,87 @@
+// tasks 演示受理、重复提交、查询、分页与取消；此示例不启动业务 Worker。
+package main
+
+import (
+	"context"
+	"crypto/rand"
+	"encoding/hex"
+	"encoding/json"
+	"fmt"
+	"os"
+	"time"
+
+	orbit "git.yuntuo.hk/k2safe/orbit/sdk/go"
+)
+
+func main() {
+	if err := run(); err != nil {
+		fmt.Fprintln(os.Stderr, err)
+		os.Exit(1)
+	}
+}
+func run() error {
+	token, queue := os.Getenv("ORBIT_TOKEN"), os.Getenv("ORBIT_QUEUE_ID")
+	if path := os.Getenv("ORBIT_CREDENTIALS_FILE"); path != "" {
+		raw, err := os.ReadFile(path)
+		if err != nil {
+			return fmt.Errorf("read private credentials: %w", err)
+		}
+		var credentials struct {
+			Token   string `json:"token"`
+			QueueID string `json:"queue_id"`
+		}
+		if err := json.Unmarshal(raw, &credentials); err != nil {
+			return fmt.Errorf("invalid credentials file")
+		}
+		if token == "" {
+			token = credentials.Token
+		}
+		if queue == "" {
+			queue = credentials.QueueID
+		}
+	}
+	client, err := orbit.NewClient(os.Getenv("ORBIT_URL"), orbit.Options{Token: token})
+	if err != nil {
+		return err
+	}
+	if queue == "" {
+		return fmt.Errorf("ORBIT_QUEUE_ID is required")
+	}
+	ctx, cancel := context.WithTimeout(context.Background(), 20*time.Second)
+	defer cancel()
+	var operation [16]byte
+	if _, err := rand.Read(operation[:]); err != nil {
+		return err
+	}
+	key := "example-" + hex.EncodeToString(operation[:])
+	// 生产接入应先在业务库保存稳定键；本示例的两次请求共用同一个键。
+	in := orbit.SubmitTaskRequest{QueueID: queue, Handler: "file.convert", HandlerVersion: "v1", PayloadVersion: "v1", Payload: json.RawMessage(`{"source_ref":"example/input.txt","format":"pdf","sequence":9007199254740993}`)}
+	first, err := client.SubmitTask(ctx, key, in)
+	if err != nil {
+		return err
+	}
+	again, err := client.SubmitTask(ctx, key, in)
+	if err != nil {
+		return err
+	}
+	if first.Task.ID != again.Task.ID || !again.Deduplicated {
+		return fmt.Errorf("duplicate submission did not return the original task")
+	}
+	current, err := client.GetTask(ctx, first.Task.ID)
+	if err != nil {
+		return err
+	}
+	page, err := client.ListTasks(ctx, orbit.ListTasksRequest{QueueID: queue, Limit: 10})
+	if err != nil {
+		return err
+	}
+	cancelled, err := client.CancelTask(ctx, current.ID, key+"-cancel", orbit.CancelTaskRequest{Reason: "finish task acceptance example", ExpectedRevision: current.Revision})
+	if err != nil {
+		return err
+	}
+	fmt.Printf("task=%s duplicate=%t listed=%d final_state=%s revision=%d\n", current.ID, again.Deduplicated, len(page.Items), cancelled.Task.State, cancelled.Task.Revision)
+	if cancelled.Task.State != orbit.TaskCancelled {
+		return fmt.Errorf("expected CANCELLED")
+	}
+	return nil
+}