1#!/bin/bash 2 3# Mount an NFS export for remote log storage. 4 5# Copyright (C) 2003-2006 IBM 6# 7# This program is free software; you can redistribute it and/or 8# modify it under the terms of the GNU General Public License as 9# published by the Free Software Foundation; either version 2 of the 10# License, or (at your option) any later version. 11# 12# This program is distributed in the hope that it will be useful, but 13# WITHOUT ANY WARRANTY; without even the implied warranty of 14# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 15# General Public License for more details. 16# 17# You should have received a copy of the GNU General Public License 18# along with this program; if not, write to the Free Software 19# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 20# 02111-1307, USA. 21 22# @author Sarunya Jimenez (sjimen@us.ibm.com) 23# Reworked by Darrick Wong <djwong@us.ibm.com> 24# - If unable to connect to NFS_SERVER => save log files in local machine 25# - Otherwise, 26# 1. log files produced from ./pounder will be in 27# NFS_LOGSERVER (e.g. 10.0.0.211) 28# |--- /pounder 29# |--- /$HOSTNAME (e.g. testbox) 30# |--- KERNEL_VERSION-ARCH (e.g. 2.6.14-i686) 31# 2. Run "$./pounder -u" to umount nfs log server 32# Otherwise, by default, when ./pounder completed, nfs remains 33# mounted to the local machine. 34# ASSUMPTION : Already imported global variables from "libpounder.sh" 35 36if [ -z "$NFS_LOGSERVER" -o -z "$NFS_LOGDIR" ]; then 37 echo "NFS log server not configured." 38 exit 0 39fi 40 41# Path construction: 42 43#nfsserv:/crash/pounder-logs/testbox/2.6.14-i686/somedate/ 44#$NFS_LOGSERVER:$NFS_LOGDIR/$NFS_LOGLOCAL/$DATE 45 46#/home/pounder/log 47#$POUNDER_LOGLOCAL 48 49#/home/pounder/log/somedate 50#$POUNDER_LOGDIR or $POUNDER_LOGLOCAL/$DATE 51 52# Are we already mounted? 53IS_MOUNTED=`grep "$POUNDER_LOGLOCAL " /proc/mounts | wc -l` 54if [ $IS_MOUNTED -eq 1 ]; then 55 echo "Log directory already mounted on $POUNDER_LOGLOCAL" 56 exit 0 57fi 58 59# Create local directory for mounting 60mkdir -p "$POUNDER_LOGLOCAL/" 61if [ ! -d "$POUNDER_LOGLOCAL/" ]; then 62 echo "Cannot create $POUNDER_LOGLOCAL/." 63 exit 1 64fi 65 66# Mount NFS log server's top-level log dir 67mount "$NFS_LOGSERVER:$NFS_LOGDIR/" "$POUNDER_LOGLOCAL/" -t nfs -o tcp 68RESULT=$? 69 70if [ $RESULT -gt 0 ]; then 71 echo "Mounting $NFS_LOGSERVER:$NFS_LOGDIR/ on $POUNDER_LOGLOCAL/ failed; logs will be local." 72 exit 2; 73fi 74 75# Create a directory for this run's log files 76mkdir -p "$POUNDER_LOGLOCAL/$NFS_LOGLOCAL/" 77if [ ! -d "$POUNDER_LOGLOCAL/$NFS_LOGLOCAL/" ]; then 78 echo "Cannot create local log dir on log server $POUNDER_LOGLOCAL/$NFS_LOGLOCAL/; logs will be local." 79 umount "$POUNDER_LOGLOCAL/" 80 exit 3 81fi 82 83# Now remount the real log dir on our local machine. 84umount "$POUNDER_LOGLOCAL/" 85mount "$NFS_LOGSERVER:$NFS_LOGDIR/$NFS_LOGLOCAL/" "$POUNDER_LOGLOCAL/" -t nfs -o tcp 86RESULT=$? 87 88if [ $RESULT -gt 0 ]; then 89 echo "Mounting $NFS_LOGSERVER:$NFS_LOGDIR/$NFS_LOGLOCAL on $POUNDER_LOGLOCAL/ failed; logs will be local." 90 exit 4; 91fi 92 93# Once we return to pounder, it'll create $POUNDER_LOGDIR. 94 95exit 0 96