def _add_resources()

in cli/src/pcluster/templates/cw_dashboard_builder.py [0:0]
45 lines of code
13 McCabe index (conditional complexity)

    def _add_resources(self):
        # Initialize a cloudwatch dashboard
        self.cloudwatch_dashboard = cloudwatch.Dashboard(
            self.stack_scope, "CloudwatchDashboard", dashboard_name=self.dashboard_name
        )

        # Cluster Alarms
        if self.config.monitoring.alarms.enabled:
            self._add_text_widget("# Cluster Alarms")
            self._add_cluster_alarms()

        # Create a text widget for title "Head Node EC2 metrics"
        self._add_text_widget("# Head Node EC2 Metrics")

        # Add head node instance graphs
        self._add_head_node_instance_metrics_graphs()

        ebs_metrics = [
            new_pcluster_metric(title="Read/Write Ops", metrics=["VolumeReadOps", "VolumeWriteOps"]),
            new_pcluster_metric(title="Read/Write Bytes", metrics=["VolumeReadBytes", "VolumeWriteBytes"]),
            new_pcluster_metric(title="Total Read/Write Time", metrics=["VolumeTotalReadTime", "VolumeTotalWriteTime"]),
            new_pcluster_metric(title="Queue Length", metrics=["VolumeQueueLength"]),
            new_pcluster_metric(title="Idle Time", metrics=["VolumeIdleTime"]),
        ]

        conditional_ebs_metrics = [
            new_pcluster_metric(
                title="Consumed Read/Write Ops",
                metrics="VolumeConsumedReadWriteOps",
                supported_vol_types=["io1", "io2", "gp3"],
            ),
            new_pcluster_metric(
                title="Throughput Percentage",
                metrics="VolumeThroughputPercentage",
                supported_vol_types=["io1", "io2", "gp3"],
            ),
            new_pcluster_metric(
                title="Burst Balance", metrics="BurstBalance", supported_vol_types=["gp2", "st1", "sc1"]
            ),
        ]

        # Add EBS and RAID metrics graphs
        for storage_type, title in [
            (SharedStorageType.EBS, "## EBS Metrics"),
            (SharedStorageType.RAID, "## RAID Metrics"),
        ]:
            if len(self.shared_storage_infos[storage_type]) > 0:
                self._add_volume_metrics_graphs(title, storage_type, ebs_metrics, conditional_ebs_metrics)

        # Add EFS metrics graphs
        if len(self.shared_storage_infos[SharedStorageType.EFS]) > 0:
            self._add_efs_metrics_graphs()

        # Add FSx metrics graphs
        if len(self.shared_storage_infos[SharedStorageType.FSX]) > 0:
            self._add_fsx_metrics_graphs()

        # Head Node logs add custom metrics if cw_log and metrics are enabled
        if self.config.is_cw_logging_enabled:
            if self.config.scheduling.scheduler == "slurm" and is_feature_supported(Feature.CLUSTER_HEALTH_METRICS):
                self._add_custom_health_metrics()
            self._add_cw_log()