feat(dms): add new check dms_replication_task_source_logging_enabled (

#5627)

Co-authored-by: Sergio <sergio@prowler.com>

prowler/providers/aws/services/dms/dms_replication_task_source_logging_enabled/dms_replication_task_source_logging_enabled.metadata.json

@@ -0,0 +1,32 @@
+{
+  "Provider": "aws",
+  "CheckID": "dms_replication_task_source_logging_enabled",
+  "CheckTitle": "Check if DMS replication tasks for the source database have logging enabled.",
+  "CheckType": [
+    "Software and Configuration Checks/AWS Security Best Practices"
+  ],
+  "ServiceName": "dms",
+  "SubServiceName": "",
+  "ResourceIdTemplate": "arn:aws:dms:region:account-id:task/task-id",
+  "Severity": "medium",
+  "ResourceType": "AwsDmsReplicationTask",
+  "Description": "This control checks whether logging is enabled with the minimum severity level of LOGGER_SEVERITY_DEFAULT for DMS replication tasks SOURCE_CAPTURE and SOURCE_UNLOAD. The control fails if logging isn't enabled for these tasks or if the minimum severity level is less than LOGGER_SEVERITY_DEFAULT.",
+  "Risk": "Without logging enabled, issues in data migration may go undetected, affecting the integrity and compliance of replicated data.",
+  "RelatedUrl": "https://docs.aws.amazon.com/dms/latest/userguide/CHAP_Monitoring.html#CHAP_Monitoring.ManagingLogs",
+  "Remediation": {
+    "Code": {
+      "CLI": "aws dms modify-replication-task --replication-task-arn <task-arn> --task-settings '{\"Logging\":{\"EnableLogging\":true,\"LogComponents\":[{\"Id\":\"SOURCE_CAPTURE\",\"Severity\":\"LOGGER_SEVERITY_DEFAULT\"},{\"Id\":\"SOURCE_UNLOAD\",\"Severity\":\"LOGGER_SEVERITY_DEFAULT\"}]}}'",
+      "NativeIaC": "",
+      "Other": "https://docs.aws.amazon.com/securityhub/latest/userguide/dms-controls.html#dms-8",
+      "Terraform": ""
+    },
+    "Recommendation": {
+      "Text": "Enable logging for source database DMS replication tasks with a minimum severity level of LOGGER_SEVERITY_DEFAULT.",
+      "Url": "https://docs.aws.amazon.com/dms/latest/userguide/CHAP_Tasks.CustomizingTasks.TaskSettings.Logging.html"
+    }
+  },
+  "Categories": [],
+  "DependsOn": [],
+  "RelatedTo": [],
+  "Notes": ""
+}

prowler/providers/aws/services/dms/dms_replication_task_source_logging_enabled/dms_replication_task_source_logging_enabled.py

@@ -0,0 +1,79 @@
+from typing import List
+
+from prowler.lib.check.models import Check, Check_Report_AWS
+from prowler.providers.aws.services.dms.dms_client import dms_client
+
+
+class dms_replication_task_source_logging_enabled(Check):
+    """
+    Check if AWS DMS replication tasks have logging enabled with the required
+    logging components and severity levels.
+
+    This class verifies that each DMS replication task has logging enabled
+    and that the components SOURCE_CAPTURE and SOURCE_UNLOAD are configured with
+    at least LOGGER_SEVERITY_DEFAULT severity level. If either component is missing
+    or does not meet the minimum severity requirement, the check will fail.
+    """
+
+    def execute(self) -> List[Check_Report_AWS]:
+        """
+        Execute the DMS replication task logging requirements check.
+
+        Iterates over all DMS replication tasks and generates a report indicating
+        whether each task has logging enabled and meets the logging requirements
+        for SOURCE_CAPTURE and SOURCE_UNLOAD components.
+
+        Returns:
+            List[Check_Report_AWS]: A list of report objects with the results of the check.
+        """
+        MINIMUM_SEVERITY_LEVELS = [
+            "LOGGER_SEVERITY_DEFAULT",
+            "LOGGER_SEVERITY_DEBUG",
+            "LOGGER_SEVERITY_DETAILED_DEBUG",
+        ]
+        findings = []
+        for (
+            replication_task_arn,
+            replication_task,
+        ) in dms_client.replication_tasks.items():
+            report = Check_Report_AWS(self.metadata())
+            report.resource_id = replication_task.id
+            report.resource_arn = replication_task_arn
+            report.region = replication_task.region
+            report.resource_tags = replication_task.tags
+
+            if not replication_task.logging_enabled:
+                report.status = "FAIL"
+                report.status_extended = f"DMS Replication Task {replication_task.id} does not have logging enabled for source events."
+            else:
+                missing_components = []
+                source_capture_compliant = False
+                source_unload_compliant = False
+
+                for component in replication_task.log_components:
+                    if (
+                        component["Id"] == "SOURCE_CAPTURE"
+                        and component["Severity"] in MINIMUM_SEVERITY_LEVELS
+                    ):
+                        source_capture_compliant = True
+                    elif (
+                        component["Id"] == "SOURCE_UNLOAD"
+                        and component["Severity"] in MINIMUM_SEVERITY_LEVELS
+                    ):
+                        source_unload_compliant = True
+
+                if not source_capture_compliant:
+                    missing_components.append("Source Capture")
+                if not source_unload_compliant:
+                    missing_components.append("Source Unload")
+
+                if source_capture_compliant and source_unload_compliant:
+                    report.status = "PASS"
+                    report.status_extended = f"DMS Replication Task {replication_task.id} has logging enabled with the minimum severity level in source events."
+                else:
+                    report.status = "FAIL"
+                    report.status_extended = f"DMS Replication Task {replication_task.id} does not meet the minimum severity level of logging in {', '.join(missing_components)} events."
+
+            findings.append(report)
+
+        return findings

prowler/providers/aws/services/dms/dms_service.py

@@ -1,3 +1,4 @@
+import json
 from typing import Optional
 
 from pydantic import BaseModel
@@ -13,10 +14,13 @@ def __init__(self, provider):
         super().__init__(__class__.__name__, provider)
         self.instances = []
         self.endpoints = {}
+        self.replication_tasks = {}
         self.__threading_call__(self._describe_replication_instances)
         self.__threading_call__(self._list_tags, self.instances)
         self.__threading_call__(self._describe_endpoints)
         self.__threading_call__(self._list_tags, self.endpoints.values())
+        self.__threading_call__(self._describe_replication_tasks)
+        self.__threading_call__(self._list_tags, self.replication_tasks.values())
 
     def _describe_replication_instances(self, regional_client):
         logger.info("DMS - Describing DMS Replication Instances...")
@@ -87,6 +91,37 @@ def _describe_endpoints(self, regional_client):
                 f"{regional_client.region} -- {error.__class__.__name__}[{error.__traceback__.tb_lineno}]: {error}"
             )
 
+    def _describe_replication_tasks(self, regional_client):
+        logger.info("DMS - Describing DMS Replication Tasks for Logging Settings...")
+        try:
+            paginator = regional_client.get_paginator("describe_replication_tasks")
+            for page in paginator.paginate():
+                for task in page["ReplicationTasks"]:
+                    arn = task["ReplicationTaskArn"]
+                    if not self.audit_resources or (
+                        is_resource_filtered(arn, self.audit_resources)
+                    ):
+                        task_settings = json.loads(
+                            task.get("ReplicationTaskSettings", "")
+                        )
+                        self.replication_tasks[arn] = ReplicationTasks(
+                            arn=arn,
+                            id=task["ReplicationTaskIdentifier"],
+                            region=regional_client.region,
+                            source_endpoint_arn=task["SourceEndpointArn"],
+                            target_endpoint_arn=task["TargetEndpointArn"],
+                            logging_enabled=task_settings.get("Logging", {}).get(
+                                "EnableLogging", False
+                            ),
+                            log_components=task_settings.get("Logging", {}).get(
+                                "LogComponents", []
+                            ),
+                        )
+        except Exception as error:
+            logger.error(
+                f"{regional_client.region} -- {error.__class__.__name__}[{error.__traceback__.tb_lineno}]: {error}"
+            )
+
     def _list_tags(self, resource: any):
         try:
             resource.tags = self.regional_clients[
@@ -103,11 +138,11 @@ class Endpoint(BaseModel):
     id: str
     region: str
     ssl_mode: str
-    tags: Optional[list]
     redis_ssl_protocol: str
     mongodb_auth_type: str
     neptune_iam_auth_enabled: bool = False
     engine_name: str
+    tags: Optional[list]
 
 
 class RepInstance(BaseModel):
@@ -121,3 +156,14 @@ class RepInstance(BaseModel):
     multi_az: bool
     region: str
     tags: Optional[list] = []
+
+
+class ReplicationTasks(BaseModel):
+    arn: str
+    id: str
+    region: str
+    source_endpoint_arn: str
+    target_endpoint_arn: str
+    logging_enabled: bool = False
+    log_components: list[dict] = []
+    tags: Optional[list] = []