Object Storage Service:Règles de cycle de vie à l'aide du SDK OSS pour Node.js

const OSS = require('ali-oss')

const client = new OSS({
  // Specify the region in which the bucket is located. For example, if the bucket is located in the China (Hangzhou) region, set the region to oss-cn-hangzhou. 
  region: 'yourregion',
  // Obtain access credentials from environment variables. Before you run the sample code, make sure that the OSS_ACCESS_KEY_ID and OSS_ACCESS_KEY_SECRET environment variables are configured. 
  accessKeyId: process.env.OSS_ACCESS_KEY_ID,
  accessKeySecret: process.env.OSS_ACCESS_KEY_SECRET,
  authorizationV4: true,
  // Specify the name of the bucket. 
  bucket: 'yourbucketname'
});

async function putBucketLifecycle(lifecycle) {
  try {
    const result = await client.putBucketLifecycle('yourbucketname', [
    lifecycle
  ]);
    console.log(result);
  } catch (e) {
    console.log(e);
  }
}

const lifecycle1 = {
  id: 'rule1',
  status: 'Enabled',
  prefix: 'foo/',
  expiration: {
    // Specify that the current versions of objects expire three days after the objects are last modified. 
    days: 3 
  }
}
putBucketLifecycle(lifecycle1)

const lifecycle2 = {
  id: 'rule2',
  status: 'Enabled',
  prefix: 'foo/', 
  expiration: {
    // Specify that the objects that are created before the specified date expire. 
    createdBeforeDate: '2020-02-18T00:00:00.000Z' 
  },
}
putBucketLifecycle(lifecycle2)

const lifecycle3 = {
  id: 'rule3',
  status: 'Enabled',
  prefix: 'foo/', 
  abortMultipartUpload: {
    // Specify that parts expire in three days. 
    days: 3 
  },
}
putBucketLifecycle(lifecycle3)

const lifecycle4 = {
  id: 'rule4',
  status: 'Enabled',
  prefix: 'foo/', 
  abortMultipartUpload: {
    // Specify that parts created before the specified date expire. 
    createdBeforeDate: '2020-02-18T00:00:00.000Z' 
  },
}
putBucketLifecycle(lifecycle4)

const lifecycle5 = {
  id: 'rule5',
  status: 'Enabled',
  prefix: 'foo/', 
  transition: {
    // Specify that the storage classes of the current versions of objects are changed to Archive 20 days after the objects are last modified. 
    days: 20,
    storageClass: 'Archive'
  },
  expiration: {
    // Specify that the current versions of objects expire 21 days after the objects are last modified. 
    days: 21 
  },
}
putBucketLifecycle(lifecycle5)

const lifecycle6 = {
  id: 'rule6',
  status: 'Enabled',
  prefix: 'foo/', 
  transition: {
    //Specify that the storage classes of the objects that are created before the specified date are changed to Archive. 
    createdBeforeDate: '2023-02-19T00:00:00.000Z', 
    storageClass: 'Archive'
  },
  expiration: {
    // Specify that objects created before the specified date are deleted. 
    createdBeforeDate: '2023-01-18T00:00:00.000Z' 
  },
}
putBucketLifecycle(lifecycle6)

const lifecycle7 = {
  id: 'rule7',
  status: 'Enabled',
  prefix: 'foo/', 
  expiration: {
    // Specify that delete markers are automatically removed when they expire. 
    expiredObjectDeleteMarker: true 
  }
}
putBucketLifecycle(lifecycle7)

const lifecycle8 = {
  id: 'rule8',
  status: 'Enabled',
  prefix: 'foo/', 
  // Specify that the storage classes of the previous versions of objects are changed to IA 10 days after the objects are last modified. 
  noncurrentVersionTransition: {
    noncurrentDays: '10',
    storageClass: 'IA'
  }
}
putBucketLifecycle(lifecycle8)

const lifecycle9 = {
  id: 'rule9',
  status: 'Enabled',
  prefix: 'foo/', 
  // Specify that the storage classes of the previous versions of objects are changed to IA 10 days after the objects are last modified. 
  noncurrentVersionTransition: {
    noncurrentDays: '10',
    storageClass: 'IA'
  },
  // Specify the tags for objects that you want to match the rules. 
  tag: [{
    key: 'key1',
    value: 'value1'
  },
   {
     key: 'key2',
     value: 'value2'
   }]
}
putBucketLifecycle(lifecycle9)

const OSS = require('ali-oss')

const client = new OSS({
  // Specify the region in which the bucket is located. For example, if the bucket is located in the China (Hangzhou) region, set the region to oss-cn-hangzhou. 
  region: 'yourregion',
  // Obtain access credentials from environment variables. Before you run the sample code, make sure that the OSS_ACCESS_KEY_ID and OSS_ACCESS_KEY_SECRET environment variables are configured. 
  accessKeyId: process.env.OSS_ACCESS_KEY_ID,
  accessKeySecret: process.env.OSS_ACCESS_KEY_SECRET,
  authorizationV4: true,
  // Specify the name of the bucket. 
  bucket: 'yourbucketname'
});

async function getBucketLifecycle () {
  try {
    const result = await client.getBucketLifecycle('Yourbucketname');
    console.log(result.rules); // Query the lifecycle rules. 

    result.rules.forEach(rule => {
      console.log(rule.id) // Query the rule IDs.  
      console.log(rule.status) // Query the status of the rules. 
      console.log(rule.tags) // Query the tags configured in the lifecycle rules. 
      console.log(rule.expiration.days) // Query the validity period configurations. 
      console.log(rule.expiration.createdBeforeDate) // Query the expiration date configurations. 
      // Query the rule for expired parts. 
      console.log(rule.abortMultipartUpload.days || rule.abortMultipartUpload.createdBeforeDate)
      // Query the rule of storage class conversion. 
      console.log(rule.transition.days || rule.transition.createdBeforeDate) // Query the conversion date configurations. 
      console.log(rule.transition.storageClass) // Query the configurations used to convert storage classes. 
      // Query the lifecycle rule to check whether expired delete markers are automatically deleted. 
      console.log(rule.transition.expiredObjectDeleteMarker)
      // Query the configurations used to convert the storage class of previous versions of the objects. 
      console.log(rule.noncurrentVersionTransition.noncurrentDays) // Query the conversion date configurations for objects of previous versions. 
      console.log(rule.noncurrentVersionTransition.storageClass) // Query the configurations used to convert the storage classes of previous versions of objects. 
    })
  } catch (e) {
    console.log(e);
  }
}
getBucketLifecycle();

const OSS = require('ali-oss')

const client = new OSS({
  // Specify the region in which the bucket is located. For example, if the bucket is located in the China (Hangzhou) region, set the region to oss-cn-hangzhou. 
  region: 'yourregion',
  // Obtain access credentials from environment variables. Before you run the sample code, make sure that the OSS_ACCESS_KEY_ID and OSS_ACCESS_KEY_SECRET environment variables are configured. 
  accessKeyId: process.env.OSS_ACCESS_KEY_ID,
  accessKeySecret: process.env.OSS_ACCESS_KEY_SECRET,
  authorizationV4: true,
  // Specify the name of the bucket. 
  bucket: 'yourbucketname'
});

async function deleteBucketLifecycle () {
  try {
    const result = await client.deleteBucketLifecycle('Yourbucketname');
    console.log(result);
  } catch (e) {
    console.log(e);
  }
}
deleteBucketLifecycle();