1*fe4627efSSebastien Roy#!/bin/bash 2*fe4627efSSebastien Roy 3*fe4627efSSebastien Roy# 4*fe4627efSSebastien Roy# This file and its contents are supplied under the terms of the 5*fe4627efSSebastien Roy# Common Development and Distribution License ("CDDL"), version 1.0. 6*fe4627efSSebastien Roy# You may only use this file in accordance with the terms of version 7*fe4627efSSebastien Roy# 1.0 of the CDDL. 8*fe4627efSSebastien Roy# 9*fe4627efSSebastien Roy# A full copy of the text of the CDDL should have accompanied this 10*fe4627efSSebastien Roy# source. A copy of the CDDL is also available via the Internet at 11*fe4627efSSebastien Roy# http://www.illumos.org/license/CDDL. 12*fe4627efSSebastien Roy# 13*fe4627efSSebastien Roy 14*fe4627efSSebastien Roy# 15*fe4627efSSebastien Roy# Copyright (c) 2016 by Delphix. All rights reserved. 16*fe4627efSSebastien Roy# 17*fe4627efSSebastien Roy 18*fe4627efSSebastien Roy# 19*fe4627efSSebastien Roy# This test attempts to stress the interaction between threads adding 20*fe4627efSSebastien Roy# and deleting datalinks, and those reading kstats associated with 21*fe4627efSSebastien Roy# those datalinks. 22*fe4627efSSebastien Roy# 23*fe4627efSSebastien Roy 24*fe4627efSSebastien RoyRUNFILE=$(mktemp) 25*fe4627efSSebastien Roylinkname1=laverne0 26*fe4627efSSebastien Roylinkname2=shirley0 27*fe4627efSSebastien Royduration=20 # seconds 28*fe4627efSSebastien Roy 29*fe4627efSSebastien Roy# 30*fe4627efSSebastien Roy# Delete any potential datalinks left behind by the etherstub function. 31*fe4627efSSebastien Roy# 32*fe4627efSSebastien Royfunction cleanup 33*fe4627efSSebastien Roy{ 34*fe4627efSSebastien Roy rm -f $RUNFILE 35*fe4627efSSebastien Roy} 36*fe4627efSSebastien Roy 37*fe4627efSSebastien Royfunction etherstub 38*fe4627efSSebastien Roy{ 39*fe4627efSSebastien Roy while [[ -e $RUNFILE ]]; do 40*fe4627efSSebastien Roy dladm create-etherstub -t $linkname1 41*fe4627efSSebastien Roy dladm rename-link $linkname1 $linkname2 42*fe4627efSSebastien Roy dladm delete-etherstub -t $linkname2 43*fe4627efSSebastien Roy done 44*fe4627efSSebastien Roy} 45*fe4627efSSebastien Roy 46*fe4627efSSebastien Royfunction readkstat 47*fe4627efSSebastien Roy{ 48*fe4627efSSebastien Roy local linkname=$1 49*fe4627efSSebastien Roy while [[ -e $RUNFILE ]]; do 50*fe4627efSSebastien Roy kstat link:0:$linkname &>/dev/null 51*fe4627efSSebastien Roy done 52*fe4627efSSebastien Roy} 53*fe4627efSSebastien Roy 54*fe4627efSSebastien Roytrap "cleanup; exit" SIGHUP SIGINT SIGTERM 55*fe4627efSSebastien Roy 56*fe4627efSSebastien Royetherstub & 57*fe4627efSSebastien Royreadkstat $linkname1 & 58*fe4627efSSebastien Royreadkstat $linkname1 & 59*fe4627efSSebastien Royreadkstat $linkname2 & 60*fe4627efSSebastien Royreadkstat $linkname2 & 61*fe4627efSSebastien Roy 62*fe4627efSSebastien Roysleep $duration 63*fe4627efSSebastien Roycleanup 64*fe4627efSSebastien Roy 65*fe4627efSSebastien Roywait 66*fe4627efSSebastien Roy 67*fe4627efSSebastien Royexit 0 68