#!/bin/bash

#This script dumps hw_counters and cm counters of
#all ports of the given rdma device.

function read_hw_counters()
{
	if [ ! -d /sys/class/infiniband/$device ] ; then
		echo "Device $device not found"
		exit 1
	fi

	ports=$(ls /sys/class/infiniband/$device/ports/)
	for port in $ports; do
		echo "Port $port hw counters:"
		counters_files=$(ls /sys/class/infiniband/$device/ports/$port/hw_counters/)

		for file in $counters_files; do
			value=$(cat /sys/class/infiniband/$device/ports/$port/hw_counters/$file)
			echo "$file: $value"
		done
	done
}

function read_cm_counters()
{
	if [ ! -d /sys/class/infiniband_cm/$device ] ; then
		return
	fi

	dirs=$(ls /sys/class/infiniband_cm/$device/)
	for port in $dirs; do
		if [ -z "${port##*[!0-9]*}" ]; then
			#if this is not port number, skip.
			continue
		fi
		echo "Port $port cm counters:"
		counters_dirs=$(ls /sys/class/infiniband_cm/$device/$port/)

		for dir in $counters_dirs; do
			counters_files=$(ls /sys/class/infiniband_cm/$device/$port/$dir/)
			for file in $counters_files; do
				value=$(cat /sys/class/infiniband_cm/$device/$port/$dir/$file)
				echo "$file: $value"
			done
		done
	done

}

if [ $# -lt 1 ]; then
	echo "Valid command is: show_rdma_counters <rdma_device_name>"
	echo "Example:"
	echo "show_rdma_counters mlx5_0"
	exit 0
fi

device=$1

read_hw_counters
read_cm_counters