Object Storage Service:Manage file access permissions (Go SDK V1)

package main

import (
	"log"

	"github.com/aliyun/aliyun-oss-go-sdk/oss"
)

func main() {
	// Obtain access credentials from environment variables. Before you run this sample code, make sure that the OSS_ACCESS_KEY_ID and OSS_ACCESS_KEY_SECRET environment variables are set.
	provider, err := oss.NewEnvironmentVariableCredentialsProvider()
	if err != nil {
		log.Fatalf("Failed to create credentials provider: %v", err)
	}

	// Create an OSSClient instance.
	// Set yourEndpoint to the Endpoint of the bucket. For example, for the China (Hangzhou) region, set the Endpoint to https://oss-cn-hangzhou.aliyuncs.com. For other regions, set the Endpoint as needed.
	// Set yourRegion to the region where the bucket is located. For example, for the China (Hangzhou) region, set the value to cn-hangzhou. For other regions, set the value as needed.
	clientOptions := []oss.ClientOption{oss.SetCredentialsProvider(&provider)}
	clientOptions = append(clientOptions, oss.Region("yourRegion"))
	// Set the signature version.
	clientOptions = append(clientOptions, oss.AuthVersion(oss.AuthV4))
	client, err := oss.New("yourEndpoint", "", "", clientOptions...)
	if err != nil {
		log.Fatalf("Failed to create OSS client: %v", err)
	}

	// Set yourBucketName to the name of the bucket.
	bucketName := "yourBucketName"
	bucket, err := client.Bucket(bucketName)
	if err != nil {
		log.Fatalf("Failed to get bucket '%s': %v", bucketName, err)
	}

	// Set the ACL of the object.
	// Set yourObjectName to the full path of the object. Do not include the bucket name.
	objectName := "yourObjectName"
	err = bucket.SetObjectACL(objectName, oss.ACLPublicReadWrite)
	if err != nil {
		log.Fatalf("Failed to set object ACL for '%s': %v", objectName, err)
	}

	// Get the ACL of the object.
	aclRes, err := bucket.GetObjectACL(objectName)
	if err != nil {
		log.Fatalf("Failed to get object ACL for '%s': %v", objectName, err)
	}

	log.Printf("Object ACL for '%s': %s", objectName, aclRes.ACL)
}