[#334] Automation of PATCH in S3

Signed-off-by: Kirill Sosnovskikh <k.sosnovskikh@yadro.com>

src/frostfs_testlib/http/http_client.py

@@ -46,9 +46,9 @@ class HttpClient:
         logger.info(f"Response: {response.status_code} => {response.text}")
 
         if expected_status_code:
-            assert response.status_code == expected_status_code, (
+            assert (
-                f"Got {response.status_code} response code" f" while {expected_status_code} expected"
+                response.status_code == expected_status_code
-            )
+            ), f"Got {response.status_code} response code while {expected_status_code} expected"
 
         return response
 

src/frostfs_testlib/s3/aws_cli_client.py

@@ -861,7 +861,7 @@ class AwsCliClient(S3ClientWrapper):
         return response["Parts"]
 
     @reporter.step("Complete multipart upload S3")
-    def complete_multipart_upload(self, bucket: str, key: str, upload_id: str, parts: list) -> None:
+    def complete_multipart_upload(self, bucket: str, key: str, upload_id: str, parts: list) -> dict:
         if bucket.startswith("-") or " " in bucket:
             bucket = f'"{bucket}"'
 

src/frostfs_testlib/s3/boto3_client.py

@@ -704,7 +704,7 @@ class Boto3ClientWrapper(S3ClientWrapper):
         return response["Parts"]
 
     @reporter.step("Complete multipart upload S3")
-    def complete_multipart_upload(self, bucket: str, key: str, upload_id: str, parts: list) -> None:
+    def complete_multipart_upload(self, bucket: str, key: str, upload_id: str, parts: list) -> dict:
         parts = [{"ETag": etag, "PartNumber": part_num} for part_num, etag in parts]
         params = self._convert_to_s3_params(locals(), exclude=["parts"])
         params["MultipartUpload"] = {"Parts": parts}

src/frostfs_testlib/s3/interfaces.py

@@ -336,7 +336,7 @@ class S3ClientWrapper(HumanReadableABC):
         """Lists the parts that have been uploaded for a specific multipart upload."""
 
     @abstractmethod
-    def complete_multipart_upload(self, bucket: str, key: str, upload_id: str, parts: list) -> None:
+    def complete_multipart_upload(self, bucket: str, key: str, upload_id: str, parts: list) -> dict:
         """Completes a multipart upload by assembling previously uploaded parts."""
 
     @abstractmethod

src/frostfs_testlib/s3/s3_http_client.py

@@ -0,0 +1,127 @@
+import hashlib
+import logging
+import xml.etree.ElementTree as ET
+
+import httpx
+from botocore.auth import SigV4Auth
+from botocore.awsrequest import AWSRequest
+from botocore.credentials import Credentials
+
+from frostfs_testlib import reporter
+from frostfs_testlib.http.http_client import HttpClient
+from frostfs_testlib.utils.file_utils import TestFile
+
+logger = logging.getLogger("NeoLogger")
+
+DEFAULT_TIMEOUT = 60.0
+
+
+class S3HttpClient:
+    def __init__(
+        self, s3gate_endpoint: str, access_key_id: str, secret_access_key: str, profile: str = "default", region: str = "us-east-1"
+    ) -> None:
+        self.http_client = HttpClient()
+        self.s3gate_endpoint = s3gate_endpoint
+        self.credentials = Credentials(access_key_id, secret_access_key)
+        self.profile = profile
+        self.region = region
+        self.service = "s3"
+        self.signature = SigV4Auth(self.credentials, self.service, self.region)
+
+    def _to_s3_header(self, header: str) -> dict:
+        replacement_map = {
+            "Acl": "ACL",
+            "_": "-",
+        }
+
+        result = header
+        if not header.startswith("x_amz"):
+            result = header.title()
+
+        for find, replace in replacement_map.items():
+            result = result.replace(find, replace)
+
+        return result
+
+    def _convert_to_s3_headers(self, scope: dict, exclude: list[str] = None):
+        exclude = ["self", "cls"] if not exclude else exclude + ["self", "cls"]
+        return {self._to_s3_header(header): value for header, value in scope.items() if header not in exclude and value is not None}
+
+    def _create_aws_request(
+        self, method: str, url: str, headers: dict, content: str | bytes | TestFile = None, params: dict = None
+    ) -> AWSRequest:
+        data = b""
+
+        if content is not None:
+            if isinstance(content, TestFile):
+                with open(content, "rb") as io_content:
+                    data = io_content.read()
+            elif isinstance(content, str):
+                data = bytes(content, encoding="utf-8")
+            elif isinstance(content, bytes):
+                data = content
+            else:
+                raise RuntimeError(f"Content expected as a string, bytes or TestFile object, got: {content}")
+
+        headers["X-Amz-Content-SHA256"] = hashlib.sha256(data).hexdigest()
+        aws_request = AWSRequest(method, url, headers, data, params)
+        self.signature.add_auth(aws_request)
+
+        return aws_request
+
+    def _exec_request(
+        self,
+        method: str,
+        url: str,
+        headers: dict,
+        content: str | bytes | TestFile = None,
+        params: dict = None,
+        timeout: float = DEFAULT_TIMEOUT,
+    ) -> dict:
+        aws_request = self._create_aws_request(method, url, headers, content, params)
+        response = self.http_client.send(
+            aws_request.method,
+            aws_request.url,
+            headers=dict(aws_request.headers),
+            data=aws_request.data,
+            params=aws_request.params,
+            timeout=timeout,
+        )
+
+        try:
+            response.raise_for_status()
+        except httpx.HTTPStatusError:
+            raise httpx.HTTPStatusError(response.text, request=response.request, response=response)
+
+        root = ET.fromstring(response.read())
+        data = {
+            "LastModified": root.find(".//LastModified").text,
+            "ETag": root.find(".//ETag").text,
+        }
+
+        if response.headers.get("x-amz-version-id"):
+            data["VersionId"] = response.headers.get("x-amz-version-id")
+
+        return data
+
+    @reporter.step("Patch object S3")
+    def patch_object(
+        self,
+        bucket: str,
+        key: str,
+        content: str | bytes | TestFile,
+        content_range: str,
+        version_id: str = None,
+        if_match: str = None,
+        if_unmodified_since: str = None,
+        x_amz_expected_bucket_owner: str = None,
+        timeout: float = DEFAULT_TIMEOUT,
+    ) -> dict:
+        if content_range and not content_range.startswith("bytes"):
+            content_range = f"bytes {content_range}/*"
+
+        url = f"{self.s3gate_endpoint}/{bucket}/{key}"
+        headers = self._convert_to_s3_headers(locals(), exclude=["bucket", "key", "content", "version_id", "timeout"])
+        params = {"VersionId": version_id} if version_id is not None else None
+
+        return self._exec_request("PATCH", url, headers, content, params, timeout=timeout)

src/frostfs_testlib/steps/s3/s3_helper.py

@@ -12,6 +12,7 @@ from frostfs_testlib.shell import Shell
 from frostfs_testlib.steps.cli.container import search_nodes_with_container
 from frostfs_testlib.storage.cluster import Cluster, ClusterNode
 from frostfs_testlib.storage.dataclasses.wallet import WalletInfo
+from frostfs_testlib.utils.file_utils import TestFile, get_file_hash
 
 logger = logging.getLogger("NeoLogger")
 
@@ -185,3 +186,26 @@ def search_nodes_with_bucket(
             break
     nodes_list = search_nodes_with_container(wallet=wallet, cid=cid, shell=shell, endpoint=endpoint, cluster=cluster)
     return nodes_list
+
+
+def get_bytes_relative_to_object(value: int | str, object_size: int = None, part_size: int = None) -> int:
+    if isinstance(value, int):
+        return value
+
+    if "part" not in value and "object" not in value:
+        return int(value)
+
+    if object_size is not None:
+        value = value.replace("object", str(object_size))
+
+    if part_size is not None:
+        value = value.replace("part", str(part_size))
+
+    return int(eval(value))
+
+
+def get_range_relative_to_object(rng: str, object_size: int = None, part_size: int = None, int_values: bool = False) -> str | int:
+    start, end = rng.split(":")
+    start = get_bytes_relative_to_object(start, object_size, part_size)
+    end = get_bytes_relative_to_object(end, object_size, part_size)
+    return (start, end) if int_values else f"bytes {start}-{end}/*"