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Hotlink Protection

Terakhir diperbarui:2024-02-02 16:51:03

    Overview

    This document provides an overview of APIs and SDK code samples related to bucket referer allowlist or blocklist.
    Note:
    COS Java SDK v5.6.52 or later is required.
    API
    Operation
    Description
    Setting bucket referer configuration
    Sets a bucket referer allowlist or blocklist
    Querying bucket referer configuration
    Queries a bucket referer allowlist or blocklist

    Setting Bucket Referer Configuration

    Description

    This API (PUT Bucket referer) is used to set a referer allowlist/blocklist for a bucket.

    Method prototype

    public void setBucketRefererConfiguration(String bucketName, BucketRefererConfiguration configuration) throws CosClientException, CosServiceException;
    
    public void setBucketRefererConfiguration(SetBucketRefererConfigurationRequest setBucketRefererConfigurationRequest) throws CosClientException, CosServiceException;

    Sample request

    // Source bucket name, including appid
    String bucketName = "examplebucket-1250000000";
    
    BucketRefererConfiguration configuration = new BucketRefererConfiguration();
    
    // Enable hotlink protection
    configuration.setStatus(BucketRefererConfiguration.DISABLED);
    // Set the hotlink protection type to allowlist
    //configuration.setRefererType(BucketRefererConfiguration.WHITELIST);
    // Set the hotlink protection type to blocklist (either allowlist or blocklist)
    configuration.setRefererType(BucketRefererConfiguration.BLACKLIST);
    
    // Enter the domain name to be set
    configuration.addDomain("test.com");
    configuration.addDomain("test.1.com");
    
    // (Optional) Set whether to allow access with an empty referer (default value: DENY)
    configuration.setEmptyReferConfiguration(BucketRefererConfiguration.DENY);
    // configuration.setEmptyReferConfiguration(BucketRefererConfiguration.ALLOW);
    
    cosClient.setBucketRefererConfiguration(bucketName, configuration);

    Parameter description

    Parameter
    Description
    Type
    bucketName
    Bucket name in the format of BucketName-APPID. For details, see Naming Conventions
    String
    configuration
    Referer configuration of a bucket
    BucketRefererConfiguration
    BucketRefererConfiguration description:
    Parameter
    Description
    Type
    Required
    Method
    Status
    Whether to enable hotlink protection. Enumerated values: Enabled, Disabled
    String
    Yes
    setStatus
    RefererType
    Hotlink protection type. Enumerated values: Black-List, White-List
    String
    Yes
    setRefererType
    Domain
    Effective domain name. Supports one or multiple domain names with port numbers and IPs. The wildcard * is also supported.
    String
    Yes
    addDomain
    EmptyReferConfiguration
    Whether to allow access with an empty referer. Enumerated values: Allow, Deny
    String
    No
    setEmptyReferConfiguration

    Response description

    Success: No value is returned.
    Failure: If an error (such as authentication failure) occurs, the CosClientException or CosServiceException exception will be thrown. For more information, please see Troubleshooting.

    Querying Bucket Referer Configuration

    Description

    This API (GET Bucket referer) is used to query the referer allowlist/blocklist of a bucket.

    Method prototype

    public BucketRefererConfiguration getBucketRefererConfiguration(String bucketName) throws CosClientException, CosServiceException

    Sample request

    // Source bucket name, including appid
    String bucketName = "examplebucket-1250000000";
    
    BucketRefererConfiguration configuration = cosClient.getBucketRefererConfiguration(bucketName);
    
    if (configuration == null) {
    System.out.printf("bucket %s does not have referer configuration\\n", bucketName);
    return;
    }
    
    System.out.printf("status: %s\\n", configuration.getStatus());
    System.out.printf("referer type: %s\\n", configuration.getRefererType());
    System.out.printf("empty referer config: %s\\n", configuration.getEmptyReferConfiguration());
    
    for (String domain : configuration.getDomainList()) {
    System.out.printf("domain: %s\\n", domain);
    }

    Parameter description

    Parameter
    Description
    Type
    bucketName
    Bucket name in the format of BucketName-APPID. For details, see Naming Conventions
    String

    Response description

    Success: The referer allowlist or blocklist of the bucket is returned.
    Failure: If an error (such as authentication failure) occurs, the CosClientException or CosServiceException exception will be thrown. For more information, please see Troubleshooting.
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