支持delete，修改err输出为stderr

cmd/saastool/task_delete.go

@@ -1,5 +1,81 @@
 package main
 
-func RunTaskDelete(args ...string) error {
-	return nil
+import (
+	"flag"
+	"fmt"
+	"net/http"
+	"os"
+
+	"e.coding.net/rta/public/saasapi"
+	"e.coding.net/rta/public/saasapi/pkg/saashttp"
+	"google.golang.org/protobuf/encoding/protojson"
+)
+
+type deleteTaskParams struct {
+	taskSha256 string
+	saasHttp   *saashttp.SaasClient
+}
+
+func RunTaskDelete(args ...string) error {
+	fs := flag.NewFlagSet("delete", flag.ExitOnError)
+	cfgFile := paramConfig(fs)
+	sha256 := paramSha256(fs)
+
+	if err := fs.Parse(args); err != nil {
+		fmt.Fprintln(os.Stderr, "command line parse error", "err", err)
+		return err
+	}
+
+	if fs.NArg() > 0 || len(*sha256) == 0 {
+		fs.PrintDefaults()
+		return nil
+	}
+
+	cfg, err := LoadConfigFile(*cfgFile)
+	if err != nil {
+		fmt.Fprintln(os.Stderr, "LoadConfigFile error", "err", err)
+		return err
+	}
+
+	deleteTaskParams := deleteTaskParams{
+		taskSha256: *sha256,
+		saasHttp: &saashttp.SaasClient{
+			Client:  &http.Client{},
+			ApiUrls: &cfg.ApiUrls,
+			Auth:    &cfg.Auth,
+		},
+	}
+
+	taskRes, err := doTaskDelete(deleteTaskParams)
+
+	if err != nil {
+		fmt.Printf("task res: %v\n", protojson.Format(taskRes))
+	}
+	return err
+}
+
+func doTaskDelete(deleteTaskParams deleteTaskParams) (*saasapi.Task, error) {
+	saasReq := &saasapi.SaasReq{
+		Cmd: &saasapi.SaasReq_TaskDelete{
+			TaskDelete: &saasapi.TaskDelete{
+				TaskSha256: deleteTaskParams.taskSha256,
+			},
+		},
+	}
+
+	res, err := deleteTaskParams.saasHttp.TaskDelete(saasReq)
+	if err != nil {
+		fmt.Fprintln(os.Stderr, "submit Task delete error", "err", err)
+		return nil, err
+	}
+
+	if res.Code != saasapi.ErrorCode_SUCC {
+		err = fmt.Errorf("task delete failed. code:%v, status:%v", res.Code, res.Status)
+		fmt.Fprintln(os.Stderr, err)
+		return nil, err
+	}
+
+	taskRes := res.GetTaskDeleteRes()
+	fmt.Println(protojson.Format(taskRes))
+	return taskRes, nil
 }