[#191] Credentials work overhaul

Signed-off-by: Andrey Berezin <a.berezin@yadro.com>

src/frostfs_testlib/credentials/authmate_s3_provider.py

@@ -0,0 +1,47 @@
+import re
+from datetime import datetime
+from typing import Optional
+
+from frostfs_testlib import reporter
+from frostfs_testlib.cli import FrostfsAuthmate
+from frostfs_testlib.credentials.interfaces import S3Credentials, S3CredentialsProvider, User
+from frostfs_testlib.resources.cli import FROSTFS_AUTHMATE_EXEC
+from frostfs_testlib.shell import LocalShell
+from frostfs_testlib.steps.cli.container import list_containers
+from frostfs_testlib.storage.cluster import ClusterNode
+from frostfs_testlib.storage.dataclasses.frostfs_services import S3Gate
+
+
+class AuthmateS3CredentialsProvider(S3CredentialsProvider):
+    @reporter.step("Init S3 Credentials using Authmate CLI")
+    def provide(self, user: User, cluster_node: ClusterNode, location_constraints: Optional[str] = None) -> S3Credentials:
+        cluster_nodes: list[ClusterNode] = self.cluster.cluster_nodes
+        shell = LocalShell()
+        wallet = user.wallet
+        endpoint = cluster_node.storage_node.get_rpc_endpoint()
+
+        gate_public_keys = [node.service(S3Gate).get_wallet_public_key() for node in cluster_nodes]
+        # unique short bucket name
+        bucket = f"bucket_{hex(int(datetime.now().timestamp()*1000000))}"
+
+        frostfs_authmate: FrostfsAuthmate = FrostfsAuthmate(shell, FROSTFS_AUTHMATE_EXEC)
+        issue_secret_output = frostfs_authmate.secret.issue(
+            wallet=wallet.path,
+            peer=endpoint,
+            gate_public_key=gate_public_keys,
+            wallet_password=wallet.password,
+            container_policy=location_constraints,
+            container_friendly_name=bucket,
+        ).stdout
+
+        aws_access_key_id = str(re.search(r"access_key_id.*:\s.(?P<aws_access_key_id>\w*)", issue_secret_output).group("aws_access_key_id"))
+        aws_secret_access_key = str(
+            re.search(r"secret_access_key.*:\s.(?P<aws_secret_access_key>\w*)", issue_secret_output).group("aws_secret_access_key")
+        )
+        cid = str(re.search(r"container_id.*:\s.(?P<container_id>\w*)", issue_secret_output).group("container_id"))
+
+        containers_list = list_containers(wallet.path, shell, endpoint)
+        assert cid in containers_list, f"Expected cid {cid} in {containers_list}"
+
+        user.s3_credentials = S3Credentials(aws_access_key_id, aws_secret_access_key)
+        return user.s3_credentials