src/frostfs_testlib/cli/frostfs_cli/container.py

@@ -262,3 +262,45 @@ class FrostfsCliContainer(CliCommand):
             "container set-eacl",
             **{param: value for param, value in locals().items() if param not in ["self"]},
         )
+
+    def search_node(
+        self,
+        rpc_endpoint: str,
+        wallet: str,
+        cid: str,
+        address: Optional[str] = None,
+        ttl: Optional[int] = None,
+        from_file: Optional[str] = None,
+        short: Optional[bool] = True,
+        xhdr: Optional[dict] = None,
+        generate_key: Optional[bool] = None,
+        timeout: Optional[str] = None,
+    ) -> CommandResult:
+        """
+        Show the nodes participating in the container in the current epoch.
+
+        Args:
+            rpc_endpoint: string Remote host address (as 'multiaddr' or '<host>:<port>')
+            wallet: WIF (NEP-2) string or path to the wallet or binary key.
+            cid: Container ID.
+            address: Address of wallet account.
+            ttl: TTL value in request meta header (default 2).
+            from_file: string File path with encoded container
+            timeout: duration Timeout for the operation (default 15 s)
+            short: shorten the output of node information.
+            xhdr: Dict with request X-Headers.
+            generate_key: Generate a new private key
+
+        Returns:
+
+        """
+        from_str = f"--from {from_file}" if from_file else ""
+
+        return self._execute(
+            f"container nodes {from_str}",
+            **{
+                param: value
+                for param, value in locals().items()
+                if param not in ["self", "from_file", "from_str"]
+            },
+        )

src/frostfs_testlib/hosting/docker_host.py

@@ -117,6 +117,12 @@ class DockerHost(Host):
             timeout=service_attributes.stop_timeout,
         )
 
+    def wait_success_suspend_process(self, service_name: str):
+        raise NotImplementedError("Not supported for docker")
+
+    def wait_success_resume_process(self, service_name: str):
+        raise NotImplementedError("Not supported for docker")
+
     def restart_service(self, service_name: str) -> None:
         service_attributes = self._get_service_attributes(service_name)
 

src/frostfs_testlib/hosting/interfaces.py

@@ -124,6 +124,20 @@ class Host(ABC):
         """
 
 
+    @abstractmethod
+    def wait_success_suspend_process(self, process_name: str) -> None:
+        """Search for a service ID by its name and stop the process
+        Args:
+            process_name: Name
+        """
+
+    @abstractmethod
+    def wait_success_resume_process(self, process_name: str) -> None:
+        """Search for a service by its ID and start the process
+        Args:
+            process_name: Name
+        """
+
     @abstractmethod
     def delete_storage_node_data(self, service_name: str, cache_only: bool = False) -> None:
         """Erases all data of the storage node with specified name.

src/frostfs_testlib/steps/cli/container.py

@@ -1,5 +1,6 @@
 import json
 import logging
+import re
 from dataclasses import dataclass
 from time import sleep
 from typing import Optional, Union
@@ -10,7 +11,7 @@ from frostfs_testlib.resources.cli import CLI_DEFAULT_TIMEOUT, FROSTFS_CLI_EXEC
 from frostfs_testlib.resources.common import DEFAULT_WALLET_CONFIG
 from frostfs_testlib.shell import Shell
 from frostfs_testlib.steps.cli.object import put_object, put_object_to_random_node
-from frostfs_testlib.storage.cluster import Cluster
+from frostfs_testlib.storage.cluster import Cluster, ClusterNode
 from frostfs_testlib.storage.dataclasses.storage_object_info import StorageObjectInfo
 from frostfs_testlib.storage.dataclasses.wallet import WalletInfo
 from frostfs_testlib.utils import json_utils
@@ -357,3 +358,27 @@ def search_container_by_name(wallet: str, name: str, shell: Shell, endpoint: str
         if cont_info.get("attributes", {}).get("Name", None) == name:
             return cid
     return None
+
+
+@reporter.step_deco("Search for nodes with a container")
+def search_nodes_with_container(
+    wallet: str,
+    cid: str,
+    shell: Shell,
+    endpoint: str,
+    cluster: Cluster,
+    timeout: Optional[str] = CLI_DEFAULT_TIMEOUT,
+) -> list[ClusterNode]:
+    cli = FrostfsCli(shell, FROSTFS_CLI_EXEC, DEFAULT_WALLET_CONFIG)
+    result = cli.container.search_node(
+        rpc_endpoint=endpoint, wallet=wallet, cid=cid, timeout=timeout
+    )
+
+    pattern = r"[0-9]+(?:\.[0-9]+){3}"
+    nodes_ip = list(set(re.findall(pattern, result.stdout)))
+
+    with reporter.step(f"nodes ips = {nodes_ip}"):
+        nodes_list = cluster.get_nodes_by_ip(nodes_ip)
+
+    with reporter.step(f"Return nodes - {nodes_list}"):
+        return nodes_list

src/frostfs_testlib/steps/http/http_gate.py

@@ -28,7 +28,13 @@ ASSETS_DIR = os.getenv("ASSETS_DIR", "TemporaryDir/")
 
 
 @reporter.step_deco("Get via HTTP Gate")
-def get_via_http_gate(cid: str, oid: str, endpoint: str, request_path: Optional[str] = None):
+def get_via_http_gate(
+    cid: str,
+    oid: str,
+    endpoint: str,
+    request_path: Optional[str] = None,
+    timeout: Optional[int] = 300,
+):
     """
     This function gets given object from HTTP gate
     cid:          container id to get object from
@@ -43,7 +49,7 @@ def get_via_http_gate(cid: str, oid: str, endpoint: str, request_path: Optional[
     else:
         request = f"{endpoint}{request_path}"
 
-    resp = requests.get(request, stream=True)
+    resp = requests.get(request, stream=True, timeout=timeout)
 
     if not resp.ok:
         raise Exception(
@@ -63,7 +69,7 @@ def get_via_http_gate(cid: str, oid: str, endpoint: str, request_path: Optional[
 
 
 @reporter.step_deco("Get via Zip HTTP Gate")
-def get_via_zip_http_gate(cid: str, prefix: str, endpoint: str):
+def get_via_zip_http_gate(cid: str, prefix: str, endpoint: str, timeout: Optional[int] = 300):
     """
     This function gets given object from HTTP gate
     cid:      container id to get object from
@@ -71,7 +77,7 @@ def get_via_zip_http_gate(cid: str, prefix: str, endpoint: str):
     endpoint: http gate endpoint
     """
     request = f"{endpoint}/zip/{cid}/{prefix}"
-    resp = requests.get(request, stream=True)
+    resp = requests.get(request, stream=True, timeout=timeout)
 
     if not resp.ok:
         raise Exception(
@@ -96,7 +102,11 @@ def get_via_zip_http_gate(cid: str, prefix: str, endpoint: str):
 
 @reporter.step_deco("Get via HTTP Gate by attribute")
 def get_via_http_gate_by_attribute(
-    cid: str, attribute: dict, endpoint: str, request_path: Optional[str] = None
+    cid: str,
+    attribute: dict,
+    endpoint: str,
+    request_path: Optional[str] = None,
+    timeout: Optional[int] = 300,
 ):
     """
     This function gets given object from HTTP gate
@@ -113,7 +123,7 @@ def get_via_http_gate_by_attribute(
     else:
         request = f"{endpoint}{request_path}"
 
-    resp = requests.get(request, stream=True)
+    resp = requests.get(request, stream=True, timeout=timeout)
 
     if not resp.ok:
         raise Exception(
@@ -133,7 +143,9 @@ def get_via_http_gate_by_attribute(
 
 
 @reporter.step_deco("Upload via HTTP Gate")
-def upload_via_http_gate(cid: str, path: str, endpoint: str, headers: Optional[dict] = None) -> str:
+def upload_via_http_gate(
+    cid: str, path: str, endpoint: str, headers: Optional[dict] = None, timeout: Optional[int] = 300
+) -> str:
     """
     This function upload given object through HTTP gate
     cid:      CID to get object from
@@ -144,7 +156,7 @@ def upload_via_http_gate(cid: str, path: str, endpoint: str, headers: Optional[d
     request = f"{endpoint}/upload/{cid}"
     files = {"upload_file": open(path, "rb")}
     body = {"filename": path}
-    resp = requests.post(request, files=files, data=body, headers=headers)
+    resp = requests.post(request, files=files, data=body, headers=headers, timeout=timeout)
 
     if not resp.ok:
         raise Exception(

src/frostfs_testlib/steps/s3/s3_helper.py

@@ -12,7 +12,12 @@ from frostfs_testlib.reporter import get_reporter
 from frostfs_testlib.resources.cli import FROSTFS_AUTHMATE_EXEC
 from frostfs_testlib.resources.common import CREDENTIALS_CREATE_TIMEOUT
 from frostfs_testlib.s3 import S3ClientWrapper, VersioningStatus
-from frostfs_testlib.storage.cluster import Cluster
+from frostfs_testlib.shell import Shell
+from frostfs_testlib.steps.cli.container import (
+    search_container_by_name,
+    search_nodes_with_container,
+)
+from frostfs_testlib.storage.cluster import Cluster, ClusterNode
 from frostfs_testlib.storage.dataclasses.frostfs_services import S3Gate
 from frostfs_testlib.utils.cli_utils import _run_with_passwd
 
@@ -245,3 +250,18 @@ def delete_bucket_with_objects(s3_client: S3ClientWrapper, bucket: str):
 
     # Delete the bucket itself
     s3_client.delete_bucket(bucket)
+
+
+@reporter.step_deco("Search nodes bucket")
+def search_nodes_with_bucket(
+    cluster: Cluster,
+    bucket_name: str,
+    wallet: str,
+    shell: Shell,
+    endpoint: str,
+) -> list[ClusterNode]:
+    cid = search_container_by_name(wallet=wallet, name=bucket_name, shell=shell, endpoint=endpoint)
+    nodes_list = search_nodes_with_container(
+        wallet=wallet, cid=cid, shell=shell, endpoint=endpoint, cluster=cluster
+    )
+    return nodes_list

src/frostfs_testlib/storage/cluster.py

@@ -2,9 +2,11 @@ import random
 import re
 
 import yaml
+from yarl import URL
 
 from frostfs_testlib.hosting import Host, Hosting
 from frostfs_testlib.hosting.config import ServiceConfig
+from frostfs_testlib.reporter import get_reporter
 from frostfs_testlib.storage import get_service_registry
 from frostfs_testlib.storage.constants import ConfigAttributes
 from frostfs_testlib.storage.dataclasses.frostfs_services import (
@@ -17,6 +19,8 @@ from frostfs_testlib.storage.dataclasses.frostfs_services import (
 from frostfs_testlib.storage.dataclasses.node_base import NodeBase, ServiceClass
 from frostfs_testlib.storage.service_registry import ServiceRegistry
 
+reporter = get_reporter()
+
 
 class ClusterNode:
     """
@@ -250,3 +254,10 @@ class Cluster:
     def get_morph_endpoints(self) -> list[str]:
         nodes: list[MorphChain] = self.services(MorphChain)
         return [node.get_endpoint() for node in nodes]
+
+    def get_nodes_by_ip(self, ips: list[str]) -> list[ClusterNode]:
+        cluster_nodes = [
+            node for node in self.cluster_nodes if URL(node.morph_chain.get_endpoint()).host in ips
+        ]
+        with reporter.step(f"Return cluster nodes - {cluster_nodes}"):
+            return cluster_nodes

src/frostfs_testlib/storage/controllers/cluster_state_controller.py

@@ -25,6 +25,7 @@ class ClusterStateController:
         self.stopped_storage_nodes: list[ClusterNode] = []
         self.cluster = cluster
         self.shell = shell
+        self.suspended_services: dict[str, list[ClusterNode]] = {}
 
     @run_optionally(optionals.OPTIONAL_FAILOVER_ENABLED)
     @reporter.step_deco("Stop host of node {node}")
@@ -130,6 +131,31 @@ class ClusterStateController:
         wait_all_storage_nodes_returned(self.shell, self.cluster)
         self.stopped_storage_nodes = []
 
+    @run_optionally(optionals.OPTIONAL_FAILOVER_ENABLED)
+    @reporter.step_deco("Suspend {process_name} service in {node}")
+    def suspend_service(self, process_name: str, node: ClusterNode):
+        node.host.wait_success_suspend_process(process_name)
+        if self.suspended_services.get(process_name):
+            self.suspended_services[process_name].append(node)
+        else:
+            self.suspended_services[process_name] = [node]
+
+    @run_optionally(optionals.OPTIONAL_FAILOVER_ENABLED)
+    @reporter.step_deco("Resume {process_name} service in {node}")
+    def resume_service(self, process_name: str, node: ClusterNode):
+        node.host.wait_success_resume_process(process_name)
+        if self.suspended_services.get(process_name):
+            self.suspended_services[process_name].append(node)
+        else:
+            self.suspended_services[process_name] = [node]
+
+    @run_optionally(optionals.OPTIONAL_FAILOVER_ENABLED)
+    @reporter.step_deco("Start suspend processes services")
+    def resume_suspended_services(self):
+        for process_name, list_nodes in self.suspended_services.items():
+            [node.host.wait_success_resume_process(process_name) for node in list_nodes]
+        self.suspended_services = {}
+
     @run_optionally(optionals.OPTIONAL_FAILOVER_ENABLED)
     @reporter.step_deco("Hard reboot host {node} via magic SysRq option")
     def panic_reboot_host(self, node: ClusterNode, wait_for_return: bool = True):

src/frostfs_testlib/storage/dataclasses/node_base.py

@@ -19,6 +19,7 @@ class NodeBase(ABC):
     id: str
     name: str
     host: Host
+    _process_name: str
 
     def __init__(self, id, name, host) -> None:
         self.id = id
@@ -48,6 +49,9 @@ class NodeBase(ABC):
     def get_service_systemctl_name(self) -> str:
         return self._get_attribute(ConfigAttributes.SERVICE_NAME)
 
+    def get_process_name(self) -> str:
+        return self._process_name
+
     def start_service(self):
         self.host.start_service(self.name)