Python Backups.match_filename方法代碼示例

# 需要導入模塊: from bakthat.models import Backups [as 別名]
# 或者: from bakthat.models.Backups import match_filename [as 別名]
def delete(filename, destination=None, profile="default", config=CONFIG_FILE, **kwargs):
    """Delete a backup.

    :type filename: str
    :param filename: stored filename to delete.

    :type destination: str
    :param destination: glacier|s3|swift

    :type profile: str
    :param profile: Profile name (default by default).

    :type conf: dict
    :keyword conf: A dict with a custom configuration.

    :type conf: dict
    :keyword conf: Override/set AWS configuration.

    :rtype: bool
    :return: True if the file is deleted.

    """
    if not filename:
        log.error("No file to delete, use -f to specify one.")
        return

    backup = Backups.match_filename(filename, destination, profile=profile, config=config)

    if not backup:
        log.error("No file matched.")
        return

    key_name = backup.stored_filename

    storage_backend, destination, conf = _get_store_backend(config, destination, profile)

    session_id = str(uuid.uuid4())
    events.before_delete(session_id)

    log.info("Deleting {0}".format(key_name))

    storage_backend.delete(key_name)
    backup.set_deleted()

    events.on_delete(session_id, backup)

    return backup

# 需要導入模塊: from bakthat.models import Backups [as 別名]
# 或者: from bakthat.models.Backups import match_filename [as 別名]
def delete(filename, destination=DEFAULT_DESTINATION, profile="default", **kwargs):
    """Delete a backup.

    :type filename: str
    :param filename: stored filename to delete.

    :type destination: str
    :param destination: glacier|s3

    :type profile: str
    :param profile: Profile name (default by default).

    :type conf: dict
    :keyword conf: A dict with a custom configuration.

    :type conf: dict
    :keyword conf: Override/set AWS configuration.

    :rtype: bool
    :return: True if the file is deleted.

    """
    conf = kwargs.get("conf", None)

    if not filename:
        log.error("No file to delete, use -f to specify one.")
        return

    backup = Backups.match_filename(filename, destination, profile=profile)

    if not backup:
        log.error("No file matched.")
        return

    key_name = backup.stored_filename

    storage_backend = _get_store_backend(conf, destination, profile)

    log.info("Deleting {0}".format(key_name))

    storage_backend.delete(key_name)
    backup.set_deleted()

    BakSyncer(conf).sync_auto()

    return True

# 需要導入模塊: from bakthat.models import Backups [as 別名]
# 或者: from bakthat.models.Backups import match_filename [as 別名]
    def sync(self):
        """Draft for implementing bakthat clients (hosts) backups data synchronization.

        Synchronize Bakthat sqlite database via a HTTP POST request.

        Backups are never really deleted from sqlite database, we just update the is_deleted key.

        It sends the last server sync timestamp along with data updated since last sync.
        Then the server return backups that have been updated on the server since last sync.

        On both sides, backups are either created if they don't exists or updated if the incoming version is newer.
        """
        log.debug("Start syncing")

        self.register()

        last_sync_ts = Config.get_key("sync_ts", 0)
        to_insert_in_mongo = [b._data for b in Backups.search(last_updated_gt=last_sync_ts)]
        data = dict(sync_ts=last_sync_ts, to_insert_in_mongo=to_insert_in_mongo)
        r_kwargs = self.request_kwargs.copy()
        log.debug("Initial payload: {0}".format(data))
        r_kwargs.update({"data": json.dumps(data)})
        r = requests.post(self.get_resource("backups/sync/status"), **r_kwargs)
        if r.status_code != 200:
            log.error("An error occured during sync: {0}".format(r.text))
            return

        log.debug("Sync result: {0}".format(r.json()))
        to_insert_in_bakthat = r.json().get("to_insert_in_bakthat")
        sync_ts = r.json().get("sync_ts")
        for newbackup in to_insert_in_bakthat:
            sqlite_backup = Backups.match_filename(newbackup["stored_filename"], newbackup["backend"])
            if sqlite_backup and newbackup["last_updated"] > sqlite_backup.last_updated:
                    log.debug("Upsert {0}".format(newbackup))
                    Backups.upsert(**newbackup)
            elif not sqlite_backup:
                log.debug("Create backup {0}".format(newbackup))
                Backups.create(**newbackup)

        Config.set_key("sync_ts", sync_ts)

        log.debug("Sync succcesful")

# 需要導入模塊: from bakthat.models import Backups [as 別名]
# 或者: from bakthat.models.Backups import match_filename [as 別名]
def restore(filename, destination=None, profile="default", config=CONFIG_FILE, **kwargs):
    """Restore backup in the current working directory.

    :type filename: str
    :param filename: File/directory to backup.

    :type destination: str
    :param destination: s3|glacier|swift

    :type profile: str
    :param profile: Profile name (default by default).

    :type conf: dict
    :keyword conf: Override/set AWS configuration.

    :rtype: bool
    :return: True if successful.
    """
    storage_backend, destination, conf = _get_store_backend(config, destination, profile)

    if not filename:
        log.error("No file to restore, use -f to specify one.")
        return

    backup = Backups.match_filename(filename, destination, profile=profile, config=config)

    if not backup:
        log.error("No file matched.")
        return

    session_id = str(uuid.uuid4())
    events.before_restore(session_id)

    key_name = backup.stored_filename
    log.info("Restoring " + key_name)

    # Asking password before actually download to avoid waiting
    if key_name and backup.is_encrypted():
        password = kwargs.get("password")
        if not password:
            password = getpass()

    log.info("Downloading...")
    download_kwargs = {}
    if kwargs.get("job_check"):
        download_kwargs["job_check"] = True
        log.info("Job Check: " + repr(download_kwargs))

    out = storage_backend.download(key_name, **download_kwargs)
    if kwargs.get("job_check"):
        log.info("Job Check Request")
        # If it's a job_check call, we return Glacier job data
        return out

    if out and backup.is_encrypted():
        log.info("Decrypting...")
        decrypted_out = tempfile.TemporaryFile()
        decrypt(out, decrypted_out, password)
        out = decrypted_out

    if out and (key_name.endswith(".tgz") or key_name.endswith(".tgz.enc")):
        log.info("Uncompressing...")
        out.seek(0)
        if not backup.metadata.get("KeyValue"):
            tar = tarfile.open(fileobj=out)
            tar.extractall()
            tar.close()
        else:
            with closing(GzipFile(fileobj=out, mode="r")) as f:
                with open(backup.stored_filename, "w") as out:
                    out.write(f.read())
    elif out:
        log.info("Backup is not compressed")
        with open(backup.filename, "w") as restored:
            out.seek(0)
            restored.write(out.read())

    events.on_restore(session_id, backup)

    return backup

# 需要導入模塊: from bakthat.models import Backups [as 別名]
# 或者: from bakthat.models.Backups import match_filename [as 別名]
def restore(filename, destination=DEFAULT_DESTINATION, profile="default", **kwargs):
    """Restore backup in the current working directory.

    :type filename: str
    :param filename: File/directory to backup.

    :type destination: str
    :param destination: s3|glacier

    :type profile: str
    :param profile: Profile name (default by default).

    :type conf: dict
    :keyword conf: Override/set AWS configuration.

    :rtype: bool
    :return: True if successful.
    """
    conf = kwargs.get("conf", None)
    storage_backend = _get_store_backend(conf, destination, profile)

    if not filename:
        log.error("No file to restore, use -f to specify one.")
        return

    backup = Backups.match_filename(filename, destination, profile=profile)

    if not backup:
        log.error("No file matched.")
        return

    key_name = backup.stored_filename
    log.info("Restoring " + key_name)

    # Asking password before actually download to avoid waiting
    if key_name and key_name.endswith(".enc"):
        password = kwargs.get("password")
        if not password:
            password = getpass()

    log.info("Downloading...")

    download_kwargs = {}
    if kwargs.get("job_check"):
        download_kwargs["job_check"] = True
        log.info("Job Check: " + repr(download_kwargs))

    out = storage_backend.download(key_name, **download_kwargs)
    if kwargs.get("job_check"):
        log.info("Job Check Request")
        # If it's a job_check call, we return Glacier job data
        return out

    if out and key_name.endswith(".enc"):
        log.info("Decrypting...")
        decrypted_out = tempfile.TemporaryFile()
        decrypt(out, decrypted_out, password)
        out = decrypted_out

    if out:
        log.info("Uncompressing...")
        out.seek(0)
        tar = tarfile.open(fileobj=out)
        tar.extractall()
        tar.close()

        return True