#!/bin/bash
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#
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# Copyright (c) 2005-2009 Wind River Systems, Inc.
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#
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# SPDX-License-Identifier: GPL-2.0-only
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#
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usage() {
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echo "Usage: $0 {start|stop|restart} <nfs-export-dir>"
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}
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if [ $# != 2 ]; then
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usage
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exit 1
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fi
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if [[ "$1" != "start" && "$1" != "stop" && "$1" != "restart" ]]; then
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echo "Unknown command '$1'"
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usage
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exit 1
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fi
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if [ ! -d "$2" ]; then
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echo "Error: '$2' does not exist"
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usage
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exit 1
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fi
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# Ensure the nfs-export-dir is an absolute path
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NFS_EXPORT_DIR=$(cd "$2" && pwd)
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SYSROOT_SETUP_SCRIPT=`which oe-find-native-sysroot 2> /dev/null`
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if [ -z "$SYSROOT_SETUP_SCRIPT" ]; then
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echo "Error: Unable to find the oe-find-native-sysroot script"
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echo "Did you forget to source your build environment setup script?"
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exit 1
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fi
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. $SYSROOT_SETUP_SCRIPT meta-ide-support
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if [ ! -e "$OECORE_NATIVE_SYSROOT/usr/bin/unfsd" ]; then
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echo "Error: Unable to find unfsd binary in $OECORE_NATIVE_SYSROOT/usr/bin/"
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if [ "x$OECORE_DISTRO_VERSION" = "x" ]; then
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echo "Have you run 'bitbake meta-ide-support'?"
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else
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echo "This shouldn't happen - something is missing from your toolchain installation"
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fi
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exit 1
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fi
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if [ ! -d ~/.runqemu-sdk ]; then
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mkdir -p ~/.runqemu-sdk
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fi
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NFS_INSTANCE=${NFS_INSTANCE:=0}
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EXPORTS=~/.runqemu-sdk/exports$NFS_INSTANCE
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RMTAB=~/.runqemu-sdk/rmtab$NFS_INSTANCE
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NFSPID=~/.runqemu-sdk/nfs$NFS_INSTANCE.pid
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MOUNTPID=~/.runqemu-sdk/mount$NFS_INSTANCE.pid
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PSEUDO_OPTS="-P $OECORE_NATIVE_SYSROOT/usr"
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PSEUDO_LOCALSTATEDIR="$NFS_EXPORT_DIR/../$(basename $NFS_EXPORT_DIR).pseudo_state"
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export PSEUDO_LOCALSTATEDIR
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if [ ! -d "$PSEUDO_LOCALSTATEDIR" ]; then
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echo "Error: $PSEUDO_LOCALSTATEDIR does not exist."
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echo "Did you create the export directory using runqemu-extract-sdk?"
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exit 1
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fi
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# NFS server port number
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NFSD_PORT=${NFSD_PORT:=$[ 3049 + 2 * $NFS_INSTANCE ]}
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# mountd port number
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MOUNTD_PORT=${MOUNTD_PORT:=$[ 3048 + 2 * $NFS_INSTANCE ]}
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## For debugging you would additionally add
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## --debug all
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UNFSD_OPTS="-p -N -i $NFSPID -e $EXPORTS -n $NFSD_PORT -m $MOUNTD_PORT"
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# See how we were called.
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case "$1" in
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start)
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PORTMAP_RUNNING=`ps -ef | grep portmap | grep -v grep`
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RPCBIND_RUNNING=`ps -ef | grep rpcbind | grep -v grep`
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if [[ "x$PORTMAP_RUNNING" = "x" && "x$RPCBIND_RUNNING" = "x" ]]; then
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echo "======================================================="
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echo "Error: neither rpcbind nor portmap appear to be running"
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echo "Please install and start one of these services first"
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echo "======================================================="
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echo "Tip: for recent Ubuntu hosts, run:"
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echo " sudo apt-get install rpcbind"
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echo "Then add OPTIONS=\"-i -w\" to /etc/default/rpcbind and run"
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echo " sudo service portmap restart"
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exit 1
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fi
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echo "Creating exports file..."
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echo "$NFS_EXPORT_DIR (rw,no_root_squash,no_all_squash,insecure)" > $EXPORTS
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echo "Starting User Mode nfsd"
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echo " $PSEUDO $PSEUDO_OPTS $OECORE_NATIVE_SYSROOT/usr/bin/unfsd $UNFSD_OPTS"
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$PSEUDO $PSEUDO_OPTS $OECORE_NATIVE_SYSROOT/usr/bin/unfsd $UNFSD_OPTS
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if [ ! $? = 0 ]; then
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echo "Error starting nfsd"
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exit 1
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fi
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# Check to make sure everything started ok.
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if [ ! -f $NFSPID ]; then
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echo "rpc.nfsd did not start correctly"
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exit 1
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fi
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ps -fp `cat $NFSPID` > /dev/null 2> /dev/null
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if [ ! $? = 0 ]; then
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echo "rpc.nfsd did not start correctly"
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exit 1
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fi
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echo " "
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echo "On your target please remember to add the following options for NFS"
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echo "nfsroot=IP_ADDRESS:$NFS_EXPORT_DIR,nfsvers=3,port=$NFSD_PORT,udp,mountport=$MOUNTD_PORT"
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;;
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stop)
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if [ -f "$NFSPID" ]; then
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echo "Stopping rpc.nfsd"
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kill `cat $NFSPID`
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rm -f $NFSPID
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else
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echo "No PID file, not stopping rpc.nfsd"
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fi
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if [ -f "$EXPORTS" ]; then
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echo "Removing exports file"
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rm -f $EXPORTS
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fi
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;;
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restart)
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$0 stop $NFS_EXPORT_DIR
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$0 start $NFS_EXPORT_DIR
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if [ ! $? = 0 ]; then
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exit 1
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fi
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;;
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*)
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echo "$0 {start|stop|restart} <nfs-export-dir>"
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;;
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esac
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exit 0
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