Amazon S3 Glacier 아카이브 콘텐츠를 가져오고 SDK를 사용하여 아카이브를 삭제합니다. AWS

다음 코드 예시는 다음과 같은 작업을 수행하는 방법을 보여줍니다.

• Amazon S3 Glacier 볼트에 대한 작업을 나열하고 작업 상태를 확인합니다.

• 완료된 아카이브 검색 작업의 출력을 가져옵니다.

• 아카이브를 삭제합니다.

• 볼트를 삭제합니다.

Python

SDK for Python(Boto3)

참고

더 많은 정보가 있습니다 GitHub. AWS 코드 예제 리포지토리에서 전체 예제를 찾고 설정 및 실행하는 방법을 배워보세요.

S3 Glacier 작업을 래핑하는 클래스를 만듭니다.

import argparse
import logging
import os
import boto3
from botocore.exceptions import ClientError

logger = logging.getLogger(__name__)


class GlacierWrapper:
    """Encapsulates Amazon S3 Glacier API operations."""

    def __init__(self, glacier_resource):
        """
        :param glacier_resource: A Boto3 Amazon S3 Glacier resource.
        """
        self.glacier_resource = glacier_resource


    @staticmethod
    def list_jobs(vault, job_type):
        """
        Lists jobs by type for the specified vault.

        :param vault: The vault to query.
        :param job_type: The type of job to list.
        :return: The list of jobs of the requested type.
        """
        job_list = []
        try:
            if job_type == "all":
                jobs = vault.jobs.all()
            elif job_type == "in_progress":
                jobs = vault.jobs_in_progress.all()
            elif job_type == "completed":
                jobs = vault.completed_jobs.all()
            elif job_type == "succeeded":
                jobs = vault.succeeded_jobs.all()
            elif job_type == "failed":
                jobs = vault.failed_jobs.all()
            else:
                jobs = []
                logger.warning("%s isn't a type of job I can get.", job_type)
            for job in jobs:
                job_list.append(job)
                logger.info("Got %s %s job %s.", job_type, job.action, job.id)
        except ClientError:
            logger.exception("Couldn't get %s jobs from %s.", job_type, vault.name)
            raise
        else:
            return job_list


    @staticmethod
    def get_job_output(job):
        """
        Gets the output of a job, such as a vault inventory or the contents of an
        archive.

        :param job: The job to get output from.
        :return: The job output, in bytes.
        """
        try:
            response = job.get_output()
            out_bytes = response["body"].read()
            logger.info("Read %s bytes from job %s.", len(out_bytes), job.id)
            if "archiveDescription" in response:
                logger.info(
                    "These bytes are described as '%s'", response["archiveDescription"]
                )
        except ClientError:
            logger.exception("Couldn't get output for job %s.", job.id)
            raise
        else:
            return out_bytes


    @staticmethod
    def delete_archive(archive):
        """
        Deletes an archive from a vault.

        :param archive: The archive to delete.
        """
        try:
            archive.delete()
            logger.info(
                "Deleted archive %s from vault %s.", archive.id, archive.vault_name
            )
        except ClientError:
            logger.exception("Couldn't delete archive %s.", archive.id)
            raise


    @staticmethod
    def delete_vault(vault):
        """
        Deletes a vault.

        :param vault: The vault to delete.
        """
        try:
            vault.delete()
            logger.info("Deleted vault %s.", vault.name)
        except ClientError:
            logger.exception("Couldn't delete vault %s.", vault.name)
            raise

래퍼 클래스의 함수를 직접 호출하여 완료된 작업에서 아카이브 콘텐츠를 가져온 다음 아카이브를 삭제합니다.

def retrieve_demo(glacier, vault_name):
    """
    Shows how to:
    * List jobs for a vault and get job status.
    * Get the output of a completed archive retrieval job.
    * Delete an archive.
    * Delete a vault.

    :param glacier: A Boto3 Amazon S3 Glacier resource.
    :param vault_name: The name of the vault to query for jobs.
    """
    vault = glacier.glacier_resource.Vault("-", vault_name)
    try:
        vault.load()
    except ClientError as err:
        if err.response["Error"]["Code"] == "ResourceNotFoundException":
            print(
                f"\nVault {vault_name} doesn't exist. You must first run this script "
                f"with the --upload flag to create the vault."
            )
            return
        else:
            raise

    print(f"\nGetting completed jobs for {vault.name}.")
    jobs = glacier.list_jobs(vault, "completed")
    if not jobs:
        print("\nNo completed jobs found. Give it some time and try again later.")
        return

    retrieval_job = None
    for job in jobs:
        if job.action == "ArchiveRetrieval" and job.status_code == "Succeeded":
            retrieval_job = job
            break
    if retrieval_job is None:
        print(
            "\nNo ArchiveRetrieval jobs found. Give it some time and try again "
            "later."
        )
        return

    print(f"\nGetting output from job {retrieval_job.id}.")
    archive_bytes = glacier.get_job_output(retrieval_job)
    archive_str = archive_bytes.decode("utf-8")
    print("\nGot archive data. Printing the first 10 lines.")
    print(os.linesep.join(archive_str.split(os.linesep)[:10]))

    print(f"\nDeleting the archive from {vault.name}.")
    archive = glacier.glacier_resource.Archive(
        "-", vault.name, retrieval_job.archive_id
    )
    glacier.delete_archive(archive)

    print(f"\nDeleting {vault.name}.")
    glacier.delete_vault(vault)

• API 세부 정보는 AWS SDK for Python (Boto3) API 참조의 다음 주제를 참조하십시오.

  • DeleteArchive

  • DeleteVault

  • GetJobOutput

  • ListJobs

AWS SDK 개발자 가이드 및 코드 예제의 전체 목록은 을 참조하십시오SDK와 함께 S3 글레이셔 사용 AWS. 이 주제에는 시작하기에 대한 정보와 이전 SDK 버전에 대한 세부 정보도 포함되어 있습니다.