mik-laj commented on a change in pull request #21785:
URL: https://github.com/apache/airflow/pull/21785#discussion_r821967276
##########
File path: airflow/providers/alibaba/cloud/hooks/oss.py
##########
@@ -269,6 +279,73 @@ def create_bucket(
self.log.error(e)
raise AirflowException(f"Errors when create bucket: {bucket_name}")
+ @provide_bucket_name
+ @unify_bucket_name_and_key
+ def append_string(self, bucket_name: Optional[str], content: str, key:
str, pos: int) -> None:
+ """
+ Append string to a remote existing file
+
+ :param bucket_name: the name of the bucket
+ :param content: content to be appended
+ :param key: oss bucket key
+ :param pos: position of the existing file where the content will be
appended
+ """
+ self.log.info("Write oss bucket. key: %s, pos: %s", key, pos)
+ try:
+ self.get_bucket(bucket_name).append_object(key, pos, content)
+ except Exception as e:
+ self.log.error(e)
+ raise AirflowException(f"Errors when append string for object:
{key}")
+
+ @provide_bucket_name
+ @unify_bucket_name_and_key
+ def read_key(self, bucket_name: Optional[str], key: str) -> str:
+ """
+ Read oss remote object content with the specified key
+
+ :param bucket_name: the name of the bucket
+ :param key: oss bucket key
+ """
+ self.log.info("Read oss key: %s", key)
+ try:
+ return
self.get_bucket(bucket_name).get_object(key).read().decode("utf-8")
+ except Exception as e:
+ self.log.error(e)
+ raise AirflowException(f"Errors when read bucket object: {key}")
+
+ @provide_bucket_name
+ @unify_bucket_name_and_key
+ def head_key(self, bucket_name: Optional[str], key: str) ->
oss2.models.HeadObjectResult:
+ """
+ Get meta info of the specified remote object
+
+ :param bucket_name: the name of the bucket
+ :param key: oss bucket key
+ """
+ self.log.info("Head Object oss key: " + key)
Review comment:
```suggestion
self.log.info("Head Object oss key: %s", key)
```
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