Attachment 158470 Details for Bug 246668 – Fixes behavior

[patch] Fixes behavior

nfsclient.sh (text/plain), 9.21 KB, created by Lon Hohberger on 2007-07-03 19:19:14 UTC

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Creator: Lon Hohberger

Created: 2007-07-03 19:19:14 UTC

Size: 9.21 KB

patch

obsolete

>#!/bin/bash
>
>#
>#  Copyright Red Hat Inc., 2004
>#
>#  This program is free software; you can redistribute it and/or modify it
>#  under the terms of the GNU General Public License as published by the
>#  Free Software Foundation; either version 2, or (at your option) any
>#  later version.
>#
>#  This program is distributed in the hope that it will be useful, but
>#  WITHOUT ANY WARRANTY; without even the implied warranty of
>#  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
>#  General Public License for more details.
>#
>#  You should have received a copy of the GNU General Public License
>#  along with this program; see the file COPYING.  If not, write to the
>#  Free Software Foundation, Inc.,  675 Mass Ave, Cambridge, 
>#  MA 02139, USA.
>
>
>#
># NFS Export Client handler agent script
>#
>
>LC_ALL=C
>LANG=C
>PATH=/bin:/sbin:/usr/bin:/usr/sbin
>export LC_ALL LANG PATH
>
>. $(dirname $0)/ocf-shellfuncs
>
>meta_data()
>{
>	cat <<EOT
><?xml version="1.0" ?>
><resource-agent version="rgmanager 2.0" name="nfsclient">
>    <version>1.0</version>
>
>    <longdesc lang="en">
>        This defines how a machine or group of machines may access
>        an NFS export on the cluster.  IP addresses, IP wildcards,
>	hostnames, hostname wildcards, and netgroups are supported.
>    </longdesc>
>    <shortdesc lang="en">
>        Defines an NFS client.
>    </shortdesc>
>
>    <parameters>
>        <parameter name="name" unique="1" primary="1">
>            <longdesc lang="en">
>                This is a symbolic name of a client used to reference
>                it in the resource tree.  This is NOT the same thing
>                as the target option.
>            </longdesc>
>            <shortdesc lang="en">
>                Client Name
>            </shortdesc>
>            <content type="string"/>
>        </parameter>
>
>        <parameter name="target" required="1">
>            <longdesc lang="en">
>                This is either a hostname, a wildcard (IP address or
>                hostname based), or a netgroup to which defining a
>                host or hosts to export to.
>            </longdesc>
>            <shortdesc lang="en">
>                Target Hostname, Wildcard, or Netgroup
>            </shortdesc>
>            <content type="string"/>
>        </parameter>
>
>        <parameter name="path" inherit="path">
>            <longdesc lang="en">
>                This is the path to export to the target.  This
>                field is generally left blank, as it inherits the
>                path from the parent export.
>            </longdesc>
>            <shortdesc lang="en">
>                Path to Export
>            </shortdesc>
>            <content type="string"/>
>        </parameter>
>
>        <parameter name="fsid" inherit="fsid">
>            <longdesc lang="en">
>	    	File system ID inherited from the parent nfsexport/
>		clusterfs/fs resource.  Putting fsid in the options
>		field will override this.
>            </longdesc>
>            <shortdesc lang="en">
>	    	File system ID
>            </shortdesc>
>            <content type="string"/>
>        </parameter>
>
>        <parameter name="nfslock" inherit="service%nfslock">
>            <longdesc lang="en">
>	    	This tells us whether the service in question has the
>		NFS lock workarounds enabled.  If so, we always unexport
>		* rather than the specified client.
>            </longdesc>
>            <shortdesc lang="en">
>	    	NFS Lock workaround flag
>            </shortdesc>
>            <content type="boolean"/>
>        </parameter>
>
>        <parameter name="options">
>            <longdesc lang="en">Defines a list of options for this
>                particular client.  See 'man 5 exports' for a list
>                of available options.
>            </longdesc>
>            <shortdesc lang="en">
>                Export Options
>            </shortdesc>
>            <content type="string"/>
>        </parameter>
>
>        <parameter name="allow_recover">
>            <longdesc lang="en">
>		Allows recovery of this NFS client (default = 1) if it
>		disappears from the export list.  If set to 0, the service
>		will be restarted.  This is useful to help preserve export
>		ordering.
>            </longdesc>
>            <shortdesc lang="en">
>		Allow recovery
>            </shortdesc>
>            <content type="boolean"/>
>        </parameter>
>
>    </parameters>
>
>    <actions>
>        <action name="start" timeout="90"/>
>        <action name="stop" timeout="5"/>
>        <action name="recover" timeout="90"/>
>
>	
>        <action name="status" timeout="5" interval="1m"/>
>        <action name="monitor" timeout="5" interval="1m"/>
>
>        <action name="meta-data" timeout="5"/>
>        <action name="verify-all" timeout="30"/>
>    </actions>
>
></resource-agent>
>EOT
>}
>
>
>verify_options()
>{
>	declare o
>	declare -i ret=0
>
>	[ -z "$OCF_RESKEY_options" ] && return 0
>	
>	#
>	# From exports(5)
>	#
>	for o in `echo $OCF_RESKEY_options | sed -e s/,/\ /g`; do
>		case $o in
>		fsid=*)
>			ocf_log debug "Using designated $o instead of fsid=$OCF_RESKEY_fsid"
>			unset OCF_RESKEY_fsid
>			;;
>		secure)
>			;;
>		insecure)
>			;;
>
>		rw)
>			;;
>		ro)
>			;;
>		async)
>			;;
>		sync)
>			;;
>		wdelay)
>			;;
>		no_wdelay)
>			;;
>		hide)
>			;;
>		nohide)
>			;;
>		subtree_check)
>			;;
>		no_subtree_check)
>			;;
>		secure_locks)
>			;;
>		insecure_locks)
>			;;
>		auth_nlm)
>			;;
>		no_auth_nlm)
>			;;
>		mountpoint=*)
>			;;
>		mp=*)
>			;;
>		root_squash)
>			;;
>		no_root_squash)
>			;;
>		all_squash)
>			;;
>		no_all_squash)
>			;;
>		anonuid=*)
>			;;
>		anongid=*)
>			;;
>		*)
>			ocf_log err "Export Option $o invalid"
>			ret=$OCF_ERR_ARGS
>			;;
>		esac
>	done
>
>	return $ret
>}
>
>
>verify_target()
>{
>	# XXX need to add wildcards, hostname, ip, etc.
>	[ -n "$OCF_RESKEY_target" ] && return 0
>	
>	return $OCF_ERR_ARGS
>}
>
>
>verify_path()
>{
>	if [ -z "$OCF_RESKEY_path" ]; then
>		ocf_log err "No export path specified."
>		return $OCF_ERR_ARGS
>	fi
>
>	[ -d "$OCF_RESKEY_path" ] && return 0
>
>	ocf_log err "$OCF_RESKEY_path is not a directory"
>	
>	return $OCF_ERR_ARGS
>}
>
>
>verify_type()
>{
>	[ -z "$OCF_RESKEY_type" ] && return 0
>	[ "$OCF_RESKEY_type" = "nfs" ] && return 0
>
>	ocf_log err "Export type $OCF_RESKEY_type not supported yet"
>	return $OCF_ERR_ARGS
>}
>
>
>verify_all()
>{
>	declare -i ret=0
>
>	verify_type || ret=$OCF_ERR_ARGS
>	verify_options || ret=$OCF_ERR_ARGS
>	verify_target || ret=$OCF_ERR_ARGS
>	verify_path || ret=$OCF_ERR_ARGS
>
>	return $ret
>}
>
>
>case $1 in
>start)
>	declare option_str
>
>	verify_all || exit $OCF_ERR_ARGS
>
>	#
>	# XXX
>	# Bad: Side-effect of verify_options: unset OCF_RESKEY_fsid if
>	# fsid is specified in the options string.
>	#
>	if [ -z "$OCF_RESKEY_options" ] && [ -n "$OCF_RESKEY_fsid" ]; then
>		option_str="fsid=$OCF_RESKEY_fsid"
>	elif [ -n "$OCF_RESKEY_options" ] && [ -z "$OCF_RESKEY_fsid" ]; then
>		option_str="$OCF_RESKEY_options"
>	elif [ -n "$OCF_RESKEY_fsid" ] && [ -n "$OCF_RESKEY_options" ]; then
>		option_str="fsid=$OCF_RESKEY_fsid,$OCF_RESKEY_options"
>	fi
>
>	if [ -z "$option_str" ]; then
>		ocf_log info "Adding export: ${OCF_RESKEY_target}:${OCF_RESKEY_path}"
>		exportfs -i "${OCF_RESKEY_target}:${OCF_RESKEY_path}"
>		rv=$?
>	else
>		ocf_log info "Adding export: ${OCF_RESKEY_target}:${OCF_RESKEY_path} ($option_str)"
>		exportfs -i -o $option_str "${OCF_RESKEY_target}:${OCF_RESKEY_path}"
>		rv=$?
>	fi
>	;;
>
>stop)
>	verify_all || exit $OCF_ERR_ARGS
>
>	if [ "$OCF_RESKEY_nfslock" = "1" ]; then
>		#
>		# If the NFS lock workarounds were enabled, unexport from
>		# the world
>		#
>		export OCF_RESKEY_target="*"
>	fi
>
>	ocf_log info "Removing export: ${OCF_RESKEY_target}:${OCF_RESKEY_path}"
>	exportfs -u "${OCF_RESKEY_target}:${OCF_RESKEY_path}"
>	rv=$?
>	;;
>
>status|monitor)
>	verify_all || exit $OCF_ERR_ARGS
>
>	if [ "${OCF_RESKEY_target}" = "*" ]; then
>		export OCF_RESKEY_target="\<world\>"
>	fi
>
>	#
>	# Status check fix from Birger Wathne:
>	# * Exports longer than 14 chars have line breaks inserted, which
>	#   broke the way the status check worked.
>	#
>        # Status check fix from Craig Lewis: 
>        # * Exports with RegExp metacharacters need to be escaped. 
>        #   These metacharacters are: * ? . 
>        # 
>	export OCF_RESKEY_target_regexp=$(echo $OCF_RESKEY_target | \
>		sed -e 's/*/[*]/g' -e 's/?/[?]/g' -e 's/\./\\./g') 
>
>	declare tmpfn=/tmp/nfsclient-$OCF_RESKEY_name.status.$$
>	exportfs -v > $tmpfn
>        cat $tmpfn | tr -d "\n" | sed -e 's/([^)]*)/\n/g' | grep -iq \
>		"^${OCF_RESKEY_path}[\t ]*.*${OCF_RESKEY_target_regexp}" 
>	rv=$? 
>
>	if [ $rv -eq 0 ]; then
>		exit 0
>	fi
>
>	declare OCF_RESKEY_target_tmp=$(clufindhostname -i "$OCF_RESKEY_target")
>	if [ $? -ne 0 ]; then
>		rm -f $tmpfn
>		ocf_log err "nfsclient:$OCF_RESKEY_name is missing!"
>		exit 1
>	fi
>
>        cat $tmpfn | tr -d "\n" | sed -e 's/([^)]*)/\n/g' | grep -q \
>		"^${OCF_RESKEY_path}[\t ]*.*${OCF_RESKEY_target_tmp}" 
>	rv=$? 
>
>	rm -f $tmpfn
>
>	if [ $rv -eq 0 ]; then
>		exit 0
>	fi
>
>	ocf_log err "nfsclient:$OCF_RESKEY_name is missing!"
>	exit 1
>	;;
>
>recover)
>	if [ "$OCF_RESKEY_allow_recover" = "0" ] || \
>	   [ "$OCF_RESKEY_allow_recover" = "no" ] || \
>	   [ "$OCF_RESKEY_allow_recover" = "false" ]; then
>		exit 1
>	fi
>
>	$0 stop || exit 1
>	$0 start || exit 1
>	;;
>
>restart)
>	#
>	# Recover might better be "exportfs -r" - reexport
>	#
>	$0 stop || exit 1
>	$0 start || exit 1
>	;;
>
>meta-data)
>	meta_data
>	exit 0
>	;;
>
>verify-all)
>	verify_all
>	rv=$?
>	;;
>
>*)
>	echo "usage: $0 {start|stop|status|monitor|restart|meta-data|verify-all}"
>	rv=$OCF_ERR_GENERIC
>	;;
>esac
>
>exit $rv

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Attachments on bug 246668: 158469 | 158470