Object Storage Service：建立資料管道（Go SDK V2）

前提條件

• 已安裝 OSS Go SDK V2，可通過 go get github.com/aliyun/alibabacloud-oss-go-sdk-v2 擷取。

• 已通過環境變數配置訪問憑證。本文樣本使用 credentials.NewEnvironmentVariableCredentialsProvider() 從環境變數 OSS_ACCESS_KEY_ID 和 OSS_ACCESS_KEY_SECRET 讀取憑證。

範例程式碼

package main

import (
	"context"
	"log"
	"github.com/aliyun/alibabacloud-oss-go-sdk-v2/oss"
	"github.com/aliyun/alibabacloud-oss-go-sdk-v2/oss/credentials"
	"github.com/aliyun/alibabacloud-oss-go-sdk-v2/oss/dataprocess"
)

func main() {
	region := "cn-hangzhou"
	role := "acs:ram::<AccountId>:role/my-data-pipeline-role"
	apiKey := "sk-xxxx"
	dataPipelineName := "my-data-pipeline"

	cfg := oss.LoadDefaultConfig().
		WithCredentialsProvider(credentials.NewEnvironmentVariableCredentialsProvider()).
		WithRegion(region)

	client := dataprocess.NewClient(cfg)

	result, err := client.PutDataPipelineConfiguration(context.TODO(), &dataprocess.PutDataPipelineConfigurationRequest{
		DataPipelineName: oss.Ptr(dataPipelineName),
		Role:             oss.Ptr(role),
		DataPipelineConfiguration: &dataprocess.DataPipelineConfiguration{
			DataPipelineDescription: oss.Ptr("Vectorize business data using the BERT multimodal model"),
			Sources: []dataprocess.DataPipelineSource{
				{
					InputBucket:    oss.Ptr("bucket"),
					InputDataScope: oss.Ptr("All"),
					FilterConfiguration: &dataprocess.DataPipelineSourceFilterConfiguration{
						PrefixSet:        []string{"prefix1"},
						ObjectMediaTypes: []string{"text"},
					},
				},
			},
			DataPipelineEmbeddingConfiguration: &dataprocess.DataPipelineEmbeddingConfiguration{
				ApiKey:            oss.Ptr(apiKey),
				EmbeddingProvider: oss.Ptr("bailian"),
				FPS:               oss.Ptr(float64(1)),
				Model:             oss.Ptr("qwen2.5-vl-embedding"),
			},
			Destination: &dataprocess.DataPipelineDestination{
				VectorBucketName:    oss.Ptr("my-vector-bucket"),
				VectorIndexNames:    []string{"index"},
				VectorKeyPrefix:     oss.Ptr("prefix"),
				ObjectTagToMetadata: []string{"key1"},
				UsermetaToMetadata:  []string{"x-oss-meta-key1"},
			},
			DataPipelineError: &dataprocess.DataPipelineError{
				ErrorMode:   oss.Ptr("ignoreAndRecord"),
				ErrorBucket: oss.Ptr("my-error-bucket"),
				ErrorPrefix: oss.Ptr("error-output/"),
			},
		},
	})

	if err != nil {
		log.Fatalf("failed to put pipeline configuration %v", err)
	}
	log.Printf("put pipeline configuration result:%#v\n", result)
}

相關文檔

• 完整範例程式碼，請參見 put_data_pipeline_configuration.go。