No OneTemporary
Actions

Size

32 KB

Referenced Files

None

Subscribers

None

View Options

	diff --git a/heartbeat/.ocf-shellfuncs.in b/heartbeat/.ocf-shellfuncs.in
	index bfd5e7d0a..128f5a58c 100644
	--- a/heartbeat/.ocf-shellfuncs.in
	+++ b/heartbeat/.ocf-shellfuncs.in
	@@ -1,244 +1,433 @@
	#
	#
	# Common helper functions for the OCF Resource Agents supplied by
	# heartbeat.
	#
	# Copyright (c) 2004 SUSE LINUX AG, Lars Marowsky-Brée
	# All Rights Reserved.
	#
	#
	# This library is free software; you can redistribute it and/or
	# modify it under the terms of the GNU Lesser General Public
	# License as published by the Free Software Foundation; either
	# version 2.1 of the License, or (at your option) any later version.
	#
	# This library 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
	# Lesser General Public License for more details.
	#
	# You should have received a copy of the GNU Lesser General Public
	# License along with this library; if not, write to the Free Software
	# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
	#


	# TODO: Some of this should probably split out into a generic OCF
	# library for shell scripts, but for the time being, we'll just use it
	# ourselves...
	#

	# TODO wish-list:
	# - Generic function for evaluating version numbers
	# - Generic function(s) to extract stuff from our own meta-data
	# - Logging function which automatically adds resource identifier etc
	# prefixes
	# TODO: Move more common functionality for OCF RAs here.
	#

	# This was common throughout all legacy Heartbeat agents
	unset LC_ALL; export LC_ALL
	unset LANGUAGE; export LANGUAGE

	__SCRIPT_NAME=`basename $0`
	-. @HA_HBCONF_DIR@/shellfuncs

	if [ -z "$OCF_ROOT" ]; then
	: ${OCF_ROOT=@OCF_ROOT_DIR@}
	fi

	. ${OCF_ROOT}/resource.d/heartbeat/.ocf-binaries
	. ${OCF_ROOT}/resource.d/heartbeat/.ocf-returncodes
	. ${OCF_ROOT}/resource.d/heartbeat/.ocf-directories

	ocf_is_root() {
	case `id` in
	'uid=0(root)') true;;
	*) false;;
	esac
	}

	ocf_maybe_random() {
	local rnd="$RANDOM"
	# Something sane-ish in case a shell doesn't support $RANDOM
	[ -n "$rnd" ] \|\| rnd=$$
	echo $rnd
	}

	# Portability comments:
	# o The following rely on Bourne "sh" pattern-matching, which is usually
	# that for filename generation (note: not regexp).
	# o The "*) true ;;" clause is probably unnecessary, but is included
	# here for completeness.
	# o The negation in the pattern uses "!". This seems to be common
	# across many OSes (whereas the alternative "^" fails on some).
	# o If an OS is encountered where this negation fails, then a possible
	# alternative would be to replace the function contents by (e.g.):
	# [ -z "`echo $1 \| tr -d '[0-9]'`" ]
	#
	ocf_is_decimal() {
	case "$1" in
	""\|[!0-9]) # empty, or at least one non-decimal
	false ;;
	*)
	true ;;
	esac
	}

	ocf_is_true() {
	case "$1" in
	yes\|true\|1\|YES\|TRUE\|ja\|on\|ON) true ;;
	*) false ;;
	esac
	}

	ocf_is_hex() {
	case "$1" in
	""\|[!0-9a-fA-F]) # empty, or at least one non-hex
	false ;;
	*)
	true ;;
	esac
	}

	ocf_is_octal() {
	case "$1" in
	""\|[!0-7]) # empty, or at least one non-octal
	false ;;
	*)
	true ;;
	esac
	}

	__ocf_set_defaults() {
	__OCF_ACTION="$1"

	# Return to sanity for the agents...
	unset LANG
	LC_ALL=C
	export LC_ALL

	# TODO: Review whether we really should source this. Or rewrite
	# to match some emerging helper function syntax...? This imports
	# things which no OCF RA should be using...

	# Strip the OCF_RESKEY_ prefix from this particular parameter
	if [ -z "$OCF_RESKEY_OCF_CHECK_LEVEL" ]; then
	: ${OCF_CHECK_LEVEL:=0}
	else
	: ${OCF_CHECK_LEVEL:=$OCF_RESKEY_OCF_CHECK_LEVEL}
	fi

	if [ ! -d "$OCF_ROOT" ]; then
	ha_log "ERROR: OCF_ROOT points to non-directory $OCF_ROOT."
	exit $OCF_ERR_GENERIC
	fi

	if [ -z "$OCF_RESOURCE_TYPE" ]; then
	: ${OCF_RESOURCE_TYPE:=$__SCRIPT_NAME}
	fi

	if [ -z "$OCF_RA_VERSION_MAJOR" ]; then
	: We are being invoked as an init script.
	: Fill in some things with reasonable values.
	: ${OCF_RESOURCE_INSTANCE:="default"}
	return 0
	fi

	if [ "x$__OCF_ACTION" = "xmeta-data" ]; then
	OCF_RESOURCE_INSTANCE="undef"
	fi

	if [ -z "$OCF_RESOURCE_INSTANCE" ]; then
	ha_log "ERROR: Need to tell us our resource instance name."
	exit $OCF_ERR_ARGS
	fi
	}

	+hadate() {
	+ date "+${HA_DATEFMT}"
	+}
	+
	+ha_log() {
	+ if [ "x${HA_LOGD}" = "xyes" ] ; then
	+ ha_logger -t "${HA_LOGTAG}" "$@"
	+ if [ "$?" -eq "0" ] ; then
	+ return 0
	+ fi
	+ fi
	+
	+ if
	+ [ -n "$HA_LOGFACILITY" ]
	+ then
	+ : logging through syslog
	+ # loglevel is unknown, use 'notice' for now
	+ loglevel=notice
	+ case "${*}" in
	+ ERROR) loglevel=err;;
	+ WARN) loglevel=warning;;
	+ INFO\|info) loglevel=info;;
	+ esac
	+ logger -t "$HA_LOGTAG" -p ${HA_LOGFACILITY}.${loglevel} "${*}"
	+ fi
	+ if
	+ [ -n "$HA_LOGFILE" ]
	+ then
	+ : appending to $HA_LOGFILE
	+ Echo "$HA_LOGTAG: "`hadate`"${*}" >> $HA_LOGFILE
	+ else
	+ Echo `hadate`"${*}" >&2
	+ fi
	+ if
	+ [ -n "$HA_DEBUGLOG" ]
	+ then
	+ : appending to $HA_DEBUGLOG
	+ Echo "$HA_LOGTAG: "`hadate`"${*}" >> $HA_DEBUGLOG
	+ fi
	+}
	+
	+ha_debug() {
	+
	+ if [ "x${HA_debug}" = "x0" ] ; then
	+ return 0
	+ fi
	+
	+ if [ "x${HA_LOGD}" = "xyes" ] ; then
	+ ha_logger -t "${HA_LOGTAG}" -D "ha-debug" "$@"
	+ if [ "$?" -eq "0" ] ; then
	+ return 0
	+ fi
	+ fi
	+
	+ if
	+ [ -n "$HA_LOGFACILITY" ]
	+ then
	+ : logging through syslog
	+ logger -t "$HA_LOGTAG" -p "${HA_LOGFACILITY}.debug" "${*}"
	+ fi
	+ if
	+ [ -n "$HA_DEBUGLOG" ]
	+ then
	+ : appending to $HA_DEBUGLOG
	+ Echo "$HA_LOGTAG: "`hadate`"${*}" >> $HA_DEBUGLOG
	+ else
	+ Echo "$HA_LOGTAG: `hadate`${*}: ${HA_LOGFACILITY}" >&2
	+ fi
	+}
	+
	ocf_log() {
	# TODO: Revisit and implement internally.
	if
	[ $# -lt 2 ]
	then
	ocf_log err "Not enough arguments [$#] to ocf_log."
	fi
	__OCF_PRIO="$1"
	shift
	__OCF_MSG="$*"

	case "${__OCF_PRIO}" in
	crit) __OCF_PRIO="CRIT";;
	err) __OCF_PRIO="ERROR";;
	warn) __OCF_PRIO="WARNING";;
	info) __OCF_PRIO="INFO";;
	debug)__OCF_PRIO="DEBUG";;
	*) __OCF_PRIO=`echo ${__OCF_PRIO}\| tr '[a-z]' '[A-Z]'`;;
	esac

	if [ "${__OCF_PRIO}" = "DEBUG" ]; then
	ha_debug "${__OCF_PRIO}: $__OCF_MSG"
	else
	ha_log "${__OCF_PRIO}: $__OCF_MSG"
	fi
	}

	#
	# Ocf_run: Run a script, and log its output.
	# Usage: ocf_run <command>
	#
	ocf_run() {
	output=`"$@" 2>&1`
	rc=$?
	output=`echo $output`
	if [ $rc -eq 0 ]; then
	if [ ! -z "$output" ]; then
	ocf_log info "$output"
	fi
	return $OCF_SUCCESS
	else
	if [ ! -z "$output" ]; then
	ocf_log err "$output"
	else
	ocf_log err "command failed: $*"
	fi
	return $OCF_ERR_GENERIC
	fi
	}

	ocf_pidfile_status() {
	pidfile=$1
	if [ ! -e $pidfile ]; then
	# Not exists
	return 2
	fi
	pid=`cat $pidfile`
	kill -0 $pid 2>&1 > /dev/null
	if [ $? = 0 ]; then
	return 0
	fi

	# Stale
	return 1
	}

	ocf_take_lock() {
	local lockfile=$1
	local rnd=$(ocf_maybe_random)

	sleep 0.$rnd
	while
	ocf_pidfile_status $lockfile
	do
	ocf_log info "Sleeping until $lockfile is released..."
	sleep 0.$rnd
	done
	echo $$ > $lockfile
	}


	ocf_release_lock_on_exit() {
	lockfile=$1
	trap "rm -f $lockfile" EXIT
	}

	+# usage: dirname DIR
	+dirname()
	+{
	+ local a
	+ local b
	+
	+ [ $# = 1 ] \|\| return 1
	+ a="$1"
	+ while [ 1 ]; do
	+ b="${a%/}"
	+ [ "$a" = "$b" ] && break
	+ a="$b"
	+ done
	+ b=${a%/*}
	+ [ -z "$b" -o "$a" = "$b" ] && b="."
	+
	+ echo "$b"
	+ return 0
	+}
	+
	+#
	+# pseudo_resource status tracking function...
	+#
	+# This allows pseudo resources to give correct status information. As we add
	+# resource monitoring, and better resource tracking in general, this will
	+# become essential.
	+#
	+# These scripts work because ${HA_RSCTMP} is cleaned out every time
	+# heartbeat is started.
	+#
	+# We create "resource-string" tracking files under ${HA_RSCTMP} in a
	+# very simple way:
	+#
	+# Existence of "${HA_RSCTMP}/resource-string" means that we consider
	+# the resource named by "resource-string" to be running.
	+#
	+# Note that "resource-string" needs to be unique. Using the resource type
	+# plus the resource instance arguments to make up the resource string
	+# is probably sufficient...
	+#
	+# usage: ha_pseudo_resource resource-string op [tracking_file]
	+# where op is {start\|stop\|monitor\|status\|restart\|reload\|print}
	+# print is a special op which just prints the tracking file location
	+# user can override our choice of the tracking file location by
	+# specifying it as the third arg
	+# Note that all operations are silent...
	+#
	+ha_pseudo_resource()
	+{
	+ ha_resource_tracking_file="${3:-${HA_RSCTMP}/$1}"
	+ case $2 in
	+ start\|restart\|reload) touch "$ha_resource_tracking_file";;
	+ stop) rm -f "$ha_resource_tracking_file";;
	+ status\|monitor)
	+ if
	+ [ -f "$ha_resource_tracking_file" ]
	+ then
	+ return 0
	+ else
	+ case $2 in
	+ status) return 3;;
	+ *) return 7;;
	+ esac
	+ fi;;
	+ print) echo "$ha_resource_tracking_file";;
	+ *) return 3;;
	+ esac
	+}
	+
	+# usage: rmtempdir TMPDIR
	+rmtempdir()
	+{
	+ [ $# = 1 ] \|\| return 1
	+ if [ -e "$1" ]; then
	+ rmdir "$1" \|\| return 1
	+ fi
	+ return 0
	+}
	+
	+# usage: maketempfile [-d]
	+maketempfile()
	+{
	+ local dir="no"
	+ local name
	+
	+ if [ $# = 1 -a "$1" = "-d" ]; then
	+ dir="yes"
	+ elif [ $# != 0 ]; then
	+ return 1
	+ fi
	+
	+ name=$(maketempdir) \|\| return $?
	+
	+ if [ "$dir" = "yes" ]; then
	+ echo "$name"
	+ return 0
	+ fi
	+
	+ name="$name/tmpfile"
	+
	+ if ! touch "$name"; then
	+ rmtempdir
	+ return 1
	+ fi
	+
	+ echo "$name"
	+ return 0
	+}
	+
	+# usage: rmtempfile TMPFILE
	+rmtempfile ()
	+{
	+ [ $# = 1 ] \|\| return 1
	+ if [ -e "$1" ]; then
	+ rm "$1" \|\| return 1
	+ fi
	+ rmtempdir $(dirname "$1") \|\| return 1
	+ return 0
	+}
	+
	__ocf_set_defaults "$@"
	diff --git a/heartbeat/IPaddr b/heartbeat/IPaddr
	index 5f44fb573..5c57e7870 100644
	--- a/heartbeat/IPaddr
	+++ b/heartbeat/IPaddr
	@@ -1,848 +1,885 @@
	#!/bin/sh
	#
	# License: GNU General Public License (GPL)
	# Support: linux-ha@lists.linux-ha.org
	#
	# This script manages IP alias IP addresses
	#
	# It can add an IP alias, or remove one.
	#
	# usage: $0 {start\|stop\|status\|monitor\|validate-all\|meta-data}
	#
	# The "start" arg adds an IP alias.
	#
	# Surprisingly, the "stop" arg removes one. :-)
	#
	# OCF parameters are as below
	# OCF_RESKEY_ip
	# OCF_RESKEY_broadcast
	# OCF_RESKEY_nic
	# OCF_RESKEY_cidr_netmask
	# OCF_RESKEY_lvs_support ( e.g. true, on, 1 )
	# OCF_RESKEY_ARP_INTERVAL_MS
	# OCF_RESKEY_ARP_REPEAT
	# OCF_RESKEY_ARP_BACKGROUND (e.g. yes )
	# OCF_RESKEY_ARP_NETMASK
	# OCF_RESKEY_local_start_script
	# OCF_RESKEY_local_stop_script
	#
	#######################################################################
	# Initialization:

	. ${OCF_ROOT}/resource.d/heartbeat/.ocf-shellfuncs

	HA_HBCONF_DIR=${HA_DIR}
	SENDARP=$HA_BIN/send_arp
	FINDIF=$HA_BIN/findif
	VLDIR=$HA_RSCTMP/IPaddr
	SENDARPPIDDIR=$HA_RSCTMP/send_arp
	SENDARPPIDFILE="$SENDARPPIDDIR/send_arp-$OCF_RESKEY_ip"
	USAGE="usage: $0 {start\|stop\|status\|monitor\|validate-all\|meta-data}";

	#######################################################################

	# Prevent ifconfig localization issues
	unset LC_ALL; export LC_ALL
	unset LANGUAGE; export LANGUAGE
	LC_ALL=C; export LC_ALL
	LC_MESSAGES=C; export LC_MESSAGES

	. $HA_HBCONF_DIR/shellfuncs

	SYSTYPE="`uname -s`"
	case "$SYSTYPE" in
	SunOS)
	# `uname -r` = 5.9 -> SYSVERSION = 9
	SYSVERSION="`uname -r \| cut -d. -f 2`"
	;;
	Darwin)
	# Treat Darwin the same as the other BSD variants (matched as *BSD)
	SYSTYPE="${SYSTYPE}BSD"
	;;
	*)
	;;
	esac



	meta_data() {
	cat <<END
	<?xml version="1.0"?>
	<!DOCTYPE resource-agent SYSTEM "ra-api-1.dtd">
	<resource-agent name="IPaddr">
	<version>1.0</version>
	<longdesc lang="en">
	This script manages IP alias IP addresses
	It can add an IP alias, or remove one.
	</longdesc>
	<shortdesc lang="en">Manages virtual IPv4 addresses</shortdesc>

	<parameters>
	<parameter name="ip" unique="1" required="1">
	<longdesc lang="en">
	The IPv4 address to be configured in dotted quad notation, for example
	"192.168.1.1".
	</longdesc>
	<shortdesc lang="en">IPv4 address</shortdesc>
	<content type="string" default="" />
	</parameter>
	<parameter name="nic" unique="0">
	<longdesc lang="en">
	The base network interface on which the IP address will be brought
	online.

	If left empty, the script will try and determine this from the
	routing table.

	Do NOT specify an alias interface in the form eth0:1 or anything here;
	rather, specify the base interface only.

	</longdesc>
	<shortdesc lang="en">Network interface</shortdesc>
	<content type="string" default="eth0"/>
	</parameter>

	<parameter name="cidr_netmask">
	<longdesc lang="en">
	The netmask for the interface in CIDR format. (ie, 24), or in
	dotted quad notation 255.255.255.0).

	If unspecified, the script will also try to determine this from the
	routing table.
	</longdesc>
	<shortdesc lang="en">Netmask</shortdesc>
	<content type="string" default=""/>
	</parameter>

	<parameter name="broadcast">
	<longdesc lang="en">
	Broadcast address associated with the IP. If left empty, the script will
	determine this from the netmask.
	</longdesc>
	<shortdesc lang="en">Broadcast address</shortdesc>
	<content type="string" default=""/>
	</parameter>

	<parameter name="iflabel">
	<longdesc lang="en">
	You can specify an additional label for your IP address here.
	</longdesc>
	<shortdesc lang="en">Interface label</shortdesc>
	<content type="string" default=""/>
	</parameter>

	<parameter name="lvs_support">
	<longdesc lang="en">
	Enable support for LVS Direct Routing configurations. In case a IP
	address is stopped, only move it to the loopback device to allow the
	local node to continue to service requests, but no longer advertise it
	on the network.
	</longdesc>
	<shortdesc lang="en">Enable support for LVS DR</shortdesc>
	<content type="boolean" default="false"/>
	</parameter>

	<parameter name="local_stop_script">
	<longdesc lang="en">
	Script called when the IP is released
	</longdesc>
	<shortdesc lang="en">Script called when the IP is released</shortdesc>
	<content type="string" default=""/>
	</parameter>

	<parameter name="local_start_script">
	<longdesc lang="en">
	Script called when the IP is added
	</longdesc>
	<shortdesc lang="en">Script called when the IP is added</shortdesc>
	<content type="string" default=""/>
	</parameter>

	<parameter name="ARP_INTERVAL_MS">
	<longdesc lang="en">
	milliseconds between ARPs
	</longdesc>
	<shortdesc lang="en">milliseconds between gratuitous ARPs</shortdesc>
	<content type="integer" default="500"/>
	</parameter>

	<parameter name="ARP_REPEAT">
	<longdesc lang="en">
	How many gratuitous ARPs to send out when bringing up a new address
	</longdesc>
	<shortdesc lang="en">repeat count</shortdesc>
	<content type="integer" default="10"/>
	</parameter>

	<parameter name="ARP_BACKGROUND">
	<longdesc lang="en">
	run in background (no longer any reason to do this)
	</longdesc>
	<shortdesc lang="en">run in background</shortdesc>
	<content type="boolean" default="yes"/>
	</parameter>

	<parameter name="ARP_NETMASK">
	<longdesc lang="en">
	netmask for ARP - in nonstandard hexadecimal format.
	</longdesc>
	<shortdesc lang="en">netmask for ARP</shortdesc>
	<content type="string" default="ffffffffffff"/>
	</parameter>

	</parameters>

	<actions>
	<action name="start" timeout="90" />
	<action name="stop" timeout="100" />
	<action name="monitor" depth="10" timeout="20s" interval="5s" start-delay="0" />
	<action name="validate-all" timeout="30s" />
	<action name="meta-data" timeout="5s" />
	</actions>
	</resource-agent>
	END
	exit $OCF_SUCCESS
	}

	+# The 'ping' command takes highly OS-dependent arguments, so this
	+# function creates a suitable argument list for the host OS's 'ping'.
	+# We use a subset of its functionality:
	+# 1. single packet
	+# 2. reasonable timeout (say 1 second)
	+#
	+# arguments:
	+# $1: IP address to ping
	+# result string:
	+# arguments for ping command
	+#
	+# If more flexibility is needed, they could be specified in the environment
	+# to this function, to adjust the resulting 'ping' arguments.
	+# David Lee <t.d.lee@durham.ac.uk> May 2007
	+pingargs() {
	+ _baseip=$1
	+ _timeout=1 # seconds
	+ _pktcount=1
	+ _systype="`uname -s`"
	+ case $_systype in
	+ Linux)
	+ # Default is perpetual ping: need "-c $_pktcount".
	+ # -c count -t timetolive -q(uiet) -n(umeric) -W timeout
	+ _pingargs="-c $_pktcount -q -n $_baseip"
	+ ;;
	+ SunOS)
	+ # Default is immediate (or timeout) return.
	+ _pingargs="$_baseip $_timeout"
	+ ;;
	+ *)
	+ _pingargs="-c $_pktcount $_baseip"
	+ ;;
	+ esac
	+
	+ echo "$_pingargs"
	+}
	+
	# On Linux systems the (hidden) loopback interface may
	# conflict with the requested IP address. If so, this
	# unoriginal code will remove the offending loopback address
	# and save it in VLDIR so it can be added back in later
	# when the IPaddr is released.
	#
	lvs_remove_conflicting_loopback() {
	ipaddr="$1"
	ifname="$2"

	ocf_log info "Removing conflicting loopback $ifname."
	if
	echo $ifname > "$VLDIR/$ipaddr"
	then
	: Saved loopback information in $VLDIR/$ipaddr
	else
	ocf_log err "Could not save conflicting loopback $ifname." \
	"it will not be restored."
	fi
	delete_interface "$ifname" "$ipaddr"

	# Forcibly remove the route (if it exists) to the loopback.
	delete_route "$ipaddr"
	}

	#
	# On Linux systems the (hidden) loopback interface may
	# need to be restored if it has been taken down previously
	# by lvs_remove_conflicting_loopback()
	#
	lvs_restore_loopback() {
	ipaddr="$1"

	if [ ! -s "$VLDIR/$ipaddr" ]; then
	return
	fi

	ifname=`cat "$VLDIR/$ipaddr"`
	ocf_log info "Restoring loopback IP Address $ipaddr on $ifname."

	CMD="OCF_RESKEY_cidr_netmask=32 OCF_RESKEY_ip=$1 OCF_RESKEY_nic=$ifname $FINDIF"
	if
	NICINFO=`eval $CMD`
	NICINFO=`echo $NICINFO \| tr " " " " \| tr -s " "`
	then
	netmask_text=`echo "$NICINFO" \| cut -f3 -d " "`
	broadcast=`echo "$NICINFO" \| cut -f5 -d " "`
	else
	echo "ERROR: $CMD failed (rc=$rc)"
	exit $OCF_ERR_GENERIC
	fi

	add_interface "$ipaddr" "$ifname" "$ifname" $netmask_text $broadcast
	rm -f "$VLDIR/$ipaddr"
	}

	#
	# Find out which alias serves the given IP address
	# The argument is an IP address, and its output
	# is an aliased interface name (e.g., "eth0:0").
	#
	find_interface_solaris() {
	ipaddr="$1"

	$IFCONFIG $IFCONFIG_A_OPT \| $AWK '{if ($0 ~ /.*: / && NR > 1) {print "\n"$0} else {print}}' \|
	while read ifname linkstuff
	do
	: ifname = $ifname
	read inet addr junk
	: inet = $inet addr = $addr
	while
	read line && [ "X$line" != "X" ]
	do
	: Nothing
	done

	case $ifname in
	:) ;;
	*) continue;;
	esac

	# This doesn't look right for a box with multiple NICs.
	# It looks like it always selects the first interface on
	# a machine. Yet, we appear to use the results for this case too...
	ifname=`echo "$ifname" \| sed s'%:$%%'`

	case $addr in
	addr:$ipaddr) echo $ifname; return $OCF_SUCCESS;;
	$ipaddr) echo $ifname; return $OCF_SUCCESS;;
	esac
	done
	return $OCF_ERR_GENERIC
	}

	find_interface_bsd() {
	$IFCONFIG $IFCONFIG_A_OPT \| awk -v ip_addr="$ipaddr" '
	/UP,/ && $0 ~ /^[a-z]+[0-9]:/ {
	if_name=$1; sub(":$","",if_name);
	}
	$1 == "inet" && $2 == ip_addr {
	print if_name
	exit(0)
	}'

	}

	#
	# Find out which alias serves the given IP address
	# The argument is an IP address, and its output
	# is an aliased interface name (e.g., "eth0:0").
	#
	find_interface_generic() {
	ipaddr="$1"
	$IFCONFIG $IFCONFIG_A_OPT \|
	while read ifname linkstuff
	do
	: Read gave us ifname = $ifname

	read inet addr junk
	: Read gave us inet = $inet addr = $addr

	while
	read line && [ "X$line" != "X" ]
	do
	: Nothing
	done

	case $ifname in
	:) ;;
	*) continue;;
	esac

	: "comparing $ipaddr to $addr (from ifconfig)"
	case $addr in
	addr:$ipaddr) echo $ifname; return $OCF_SUCCESS;;
	$ipaddr) echo $ifname; return $OCF_SUCCESS;;
	esac
	done
	return $OCF_ERR_GENERIC
	}

	#
	# Find out which alias serves the given IP address
	# The argument is an IP address, and its output
	# is an aliased interface name (e.g., "eth0:0").
	#
	find_interface() {
	ipaddr="$1"
	case "$SYSTYPE" in
	SunOS)
	NIC=`find_interface_solaris $ipaddr`;;
	*BSD)
	NIC=`find_interface_bsd $ipaddr`;;
	*)
	NIC=`find_interface_generic $ipaddr`;;
	esac

	echo $NIC
	return $OCF_SUCCESS;
	}

	#
	# Find an unused interface/alias name for us to use for new IP alias
	# The argument is an IP address, and the output
	# is an aliased interface name (e.g., "eth0:0", "dc0", "le0:0").
	#
	find_free_interface() {
	NIC="$1"

	if [ "X$NIC" = "X" ]; then
	ocf_log err "No free interface found for $OCF_RESKEY_ip"
	return $OCF_ERR_GENERIC;
	fi

	NICBASE="$VLDIR/$NIC"
	touch "$NICBASE"

	case "$SYSTYPE" in
	*BSD)
	echo $NIC;
	return $OCF_SUCCESS;;
	SunOS)
	j=1
	IFLIST=`$IFCONFIG $IFCONFIG_A_OPT \| \
	grep "^$NIC:[0-9]" \| sed 's%: .*%%'`;;
	*)
	j=0
	IFLIST=`$IFCONFIG $IFCONFIG_A_OPT \| \
	grep "^$NIC:[0-9]" \| sed 's% .*%%'`
	TRYADRCNT=`ls "${NICBASE}:"* 2>/dev/null \| wc -w \| tr -d ' '`
	if [ -f "${NICBASE}:${TRYADRCNT}" ]; then
	: OK
	else
	j="${TRYADRCNT}"
	fi
	;;
	esac

	IFLIST=" `echo $IFLIST` "
	while
	[ $j -lt 512 ]
	do
	case $IFLIST in
	" "$NIC:$j" ")
	;;
	*)
	NICLINK="$NICBASE:$j"
	if
	ln "$NICBASE" "$NICLINK" 2>/dev/null
	then
	echo "$NIC:$j"
	return $OCF_SUCCESS
	fi
	;;
	esac
	j=`expr $j + 1`
	done
	return $OCF_ERR_GENERIC
	}

	delete_route () {
	ipaddr="$1"

	case "$SYSTYPE" in
	SunOS) return 0;;
	*BSD) CMD="$ROUTE -n delete -host $ipaddr";;
	*) CMD="$ROUTE -n del -host $ipaddr";;
	esac

	$CMD

	return $?
	}

	delete_interface () {
	ifname="$1"
	ipaddr="$2"

	case "$SYSTYPE" in
	SunOS)
	if [ "$SYSVERSION" -ge 8 ] ; then
	CMD="$IFCONFIG $ifname unplumb"
	else
	CMD="$IFCONFIG $ifname 0 down"
	fi;;
	Darwin*)
	CMD="$IFCONFIG $ifname $ipaddr delete";;
	*BSD)
	CMD="$IFCONFIG $ifname inet $ipaddr delete";;
	*)
	CMD="$IFCONFIG $ifname down";;
	esac

	ocf_log info "$CMD"
	$CMD

	return $?
	}


	add_interface () {
	ipaddr="$1"
	iface_base="$2"
	iface="$3"
	netmask="$4"
	broadcast="$5"

	if [ $# != 5 ]; then
	ocf_log err "Insufficient arguments to add_interface: $*"
	exit $OCF_ERR_ARGS
	fi

	case "$SYSTYPE" in
	SunOS)
	if [ "$SYSVERSION" -ge 8 ] ; then
	$IFCONFIG $iface plumb
	rc=$?
	if [ $rc -ne 0 ] ; then
	echo "ERROR: '$IFCONFIG $iface plumb' failed."
	return $rc
	fi
	fi
	# At Solaris 10, this single-command version sometimes broke.
	# Almost certainly an S10 bug.
	# CMD="$IFCONFIG $iface inet $ipaddr $text up"
	# So hack the following workaround:
	CMD="$IFCONFIG $iface inet $ipaddr"
	CMD="$CMD && $IFCONFIG $iface netmask $netmask"
	CMD="$CMD && $IFCONFIG $iface up"
	;;

	*BSD)
	# netmask is always set to 255.255.255.255 for an alias
	CMD="$IFCONFIG $iface inet $ipaddr netmask 255.255.255.255 alias";;
	*)
	CMD="$IFCONFIG $iface $ipaddr netmask $netmask broadcast $broadcast";;
	esac

	# Use "eval $CMD" (not "$CMD"): it might be a chain of two or more commands.
	ocf_log info "eval $CMD"
	eval $CMD
	rc=$?
	if [ $rc != 0 ]; then
	echo "ERROR: eval $CMD failed (rc=$rc)"
	fi

	return $rc
	}

	#
	# Remove the IP alias for the requested IP address...
	#
	ip_stop() {
	echo "In IP Stop"

	SENDARPPIDFILE="$SENDARPPIDDIR/send_arp-$OCF_RESKEY_ip"
	NIC=`find_interface $OCF_RESKEY_ip`

	if [ -f "$SENDARPPIDFILE" ]; then
	cat "$SENDARPPIDFILE" \| xargs kill
	rm -f "$SENDARPPIDFILE"
	fi

	if [ -z "$NIC" ]; then
	: Requested interface not in use
	return $OCF_SUCCESS
	fi

	if [ ${OCF_RESKEY_lvs_support} = 1 ]; then
	case $NIC in
	lo*)
	: Requested interface is on loopback
	return $OCF_SUCCESS;;
	esac
	fi

	delete_route "$OCF_RESKEY_ip"
	delete_interface "$NIC" "$OCF_RESKEY_ip"
	rc=$?

	if [ ${OCF_RESKEY_lvs_support} = 1 ]; then
	lvs_restore_loopback "$OCF_RESKEY_ip"
	fi

	# remove lock file...
	rm -f "$VLDIR/$NIC"

	if [ $rc != 0 ]; then
	ocf_log warn "IP Address $OCF_RESKEY_ip NOT released"
	fi
	return $rc
	}


	#
	# Add an IP alias for the requested IP address...
	#
	# It could be that we already have taken it, in which case it should
	# do nothing.
	#

	ip_start() {
	#
	# Do we already service this IP address?
	#
	ip_status_internal
	if [ $? = $OCF_SUCCESS ]; then
	# Nothing to do, the IP is already active
	return $OCF_SUCCESS;
	fi

	NIC_unique=`find_free_interface $OCF_RESKEY_nic`
	if [ -n "$NIC_unique" ]; then
	: OK got interface [$NIC_unique] for $OCF_RESKEY_ip
	else
	return $OCF_ERR_GENERIC
	fi

	# This logic is mostly to support LVS (If I understand it correctly)
	if [ ${OCF_RESKEY_lvs_support} = 1 ]; then
	NIC_current=`find_interface $OCF_RESKEY_ip`
	case $NIC_unique in
	lo*)
	if [ x"$NIC_unique" = x"$NIC_current" ]; then
	# Its already "running" and not moving, nothing to do.
	ocf_log err "Could not find a non-loopback device to move $OCF_RESKEY_ip to"
	return $OCF_ERR_GENERIC
	fi;;
	*) lvs_remove_conflicting_loopback "$OCF_RESKEY_ip" "$NIC_current";;
	esac
	fi

	add_interface "$OCF_RESKEY_ip" "$OCF_RESKEY_nic" "$NIC_unique" \
	"$OCF_RESKEY_cidr_netmask" "$OCF_RESKEY_broadcast"
	rc=$?
	if [ $rc != 0 ]; then
	ocf_log err "Could not add $OCF_RESKEY_ip to $OCF_RESKEY_nic: $rc"
	return $rc
	fi

	# The address is active, now notify others about it using sendarp

	if [ "$SYSTYPE" = "DarwinBSD" -a "$NIC_unique" = "lo0" ]; then
	# Darwin can't send ARPs on loopback devices
	SENDARP="x$SENDARP" # Prevent the binary from being found
	fi

	if [ -x $SENDARP ]; then
	TARGET_INTERFACE=`echo $NIC_unique \| sed 's%:.*%%'`
	SENDARPPIDFILE="$SENDARPPIDDIR/send_arp-$OCF_RESKEY_ip"

	ARGS="-i $OCF_RESKEY_ARP_INTERVAL_MS -r $OCF_RESKEY_ARP_REPEAT"
	ARGS="$ARGS -p $SENDARPPIDFILE $TARGET_INTERFACE $OCF_RESKEY_ip"
	ARGS="$ARGS auto $OCF_RESKEY_ip $OCF_RESKEY_ARP_NETMASK"

	ocf_log debug "Sending Gratuitous Arp for $OCF_RESKEY_ip on $NIC_unique [$TARGET_INTERFACE]"
	case $OCF_RESKEY_ARP_BACKGROUND in
	yes) ($SENDARP $ARGS \|\| ocf_log err "Could not send gratuitous arps. rc=$?" & ) >&2 ;;
	*) $SENDARP $ARGS \|\| ocf_log err "Could not send gratuitous arps. rc=$?";;
	esac
	fi

	ip_status_internal
	return $?
	}

	ip_status_internal() {
	NIC=`find_interface "$OCF_RESKEY_ip"`

	if [ "x$NIC" = x ]; then
	return $OCF_NOT_RUNNING

	elif [ "${OCF_RESKEY_lvs_support}" = "1" ]; then
	case $NIC in
	lo*) return $OCF_NOT_RUNNING;;
	*) return $OCF_SUCCESS;;
	esac
	else
	if [ x$OCF_RESKEY_nic != x ]; then
	simple_OCF_NIC=`echo $OCF_RESKEY_nic \| awk -F: '{print $1}'`
	simple_NIC=`echo $NIC \| awk -F: '{print $1}'`
	if [ $simple_OCF_NIC != $simple_NIC ]; then
	ocf_log err "$OCF_RESKEY_ip is running an interface ($simple_NIC) instead of the configured one ($simple_OCF_NIC)"
	return $OCF_ERR_GENERIC
	fi
	fi
	return $OCF_SUCCESS
	fi
	}

	ip_status() {
	ip_status_internal
	rc=$?
	if [ $rc = $OCF_SUCCESS ]; then
	echo "running"
	elif [ $rc = $OCF_NOT_RUNNING ]; then
	echo "stopped"
	else
	echo "unknown"
	fi
	return $rc;
	}

	#
	# Determine if this IP address is really being served, or not.
	# Note that we must distinguish if we're serving it locally...
	#
	ip_monitor() {
	ip_status_internal
	rc=$?

	if [ $OCF_CHECK_LEVEL = 0 -o $rc != 0 ]; then
	return $rc
	fi

	ocf_log info "Checking IP stack"

	PINGARGS="`pingargs $OCF_RESKEY_ip`"
	for j in 1 2 3 4 5 6 7 8 9 10; do
	if $PING $PINGARGS >/dev/null 2>&1 ; then
	return $OCF_SUCCESS
	fi
	done

	return $OCF_ERR_GENERIC
	}

	is_positive_integer() {
	ocf_is_decimal $1 && [ $1 -ge 1 ]
	if [ $? = 0 ]; then
	return 1
	fi
	return 0
	}

	ip_validate_all() {
	: ${OCF_RESKEY_ARP_BACKGROUND=yes}
	: ${OCF_RESKEY_ARP_NETMASK=ffffffffffff}
	: ${OCF_RESKEY_ARP_INTERVAL_MS=500}
	: ${OCF_RESKEY_ARP_REPEAT=10}


	check_binary $AWK
	check_binary $IFCONFIG
	check_binary $ROUTE
	check_binary $PING

	if
	[ -d "$VLDIR/" ] \|\| mkdir -p "$VLDIR/"
	then
	: Directory $VLDIR now exists
	else
	ocf_log err "Could not create \"$VLDIR/\"."
	return $OCF_ERR_GENERIC
	fi

	if is_positive_integer $OCF_RESKEY_ARP_INTERVAL_MS
	then
	ocf_log err "Invalid parameter value: ARP_INTERVAL_MS [$OCF_RESKEY_ARP_INTERVAL_MS]"
	return $OCF_ERR_ARGS
	fi

	if is_positive_integer $OCF_RESKEY_ARP_REPEAT
	then
	ocf_log err "Invalid parameter value: ARP_REPEAT [$OCF_RESKEY_ARP_REPEAT]"
	return $OCF_ERR_ARGS
	fi

	: ${OCF_RESKEY_lvs_support=0}
	if [ "$SYSTYPE" = "Linux" -o "$SYSTYPE" = "SunOS" ]; then
	:
	else
	if [ "${OCF_RESKEY_lvs_support}" = "1" ]; then
	ocf_log err "$SYSTYPE does not support LVS"
	return $OCF_ERR_GENERIC
	fi
	fi

	case $OCF_RESKEY_ip in
	"") ocf_log err "Required parameter OCF_RESKEY_ip is missing"
	return $OCF_ERR_CONFIGURED;;
	[0-9].[0-9].[0-9].[0-9]) : OK;;
	*) ocf_log err "Parameter OCF_RESKEY_ip [$OCF_RESKEY_ip] not an IP address"
	return $OCF_ERR_CONFIGURED;;
	esac

	# Unconditionally do this?
	case $OCF_RESKEY_nic in
	:)
	OCF_RESKEY_nic=`echo $OCF_RESKEY_nic \| sed 's/:.*//'`
	;;
	esac

	NICINFO=`$FINDIF`
	rc=$?

	if [ $rc != 0 ]; then
	ocf_log err "$FINDIF failed [rc=$rc]."
	return $OCF_ERR_GENERIC
	fi

	tmp=`echo "$NICINFO" \| cut -f1`
	if
	[ "x$OCF_RESKEY_nic" = "x" ]
	then
	ocf_log info "Using calculated nic for ${OCF_RESKEY_ip}: $tmp"
	OCF_RESKEY_nic=$tmp
	elif
	[ x$tmp != x${OCF_RESKEY_nic} ]
	then
	ocf_log err "Invalid parameter value: nic [$OCF_RESKEY_nic] Calculated nic: [$tmp]"
	return $OCF_ERR_ARGS
	fi

	tmp=`echo "$NICINFO" \| cut -f2 \| cut -d ' ' -f2`
	if
	[ "x$OCF_RESKEY_cidr_netmask" != "x$tmp" ]
	then
	ocf_log info "Using calculated netmask for ${OCF_RESKEY_ip}: $tmp"
	fi

	# Always use the calculated version becuase it might have been specified
	# using CIDR notation which not every system accepts
	OCF_RESKEY_netmask=$tmp
	OCF_RESKEY_cidr_netmask=$tmp; export OCF_RESKEY_cidr_netmask

	tmp=`echo "$NICINFO" \| cut -f3 \| cut -d ' ' -f2`
	if
	[ "x$OCF_RESKEY_broadcast" = "x" ]
	then
	ocf_log debug "Using calculated broadcast for ${OCF_RESKEY_ip}: $tmp"
	OCF_RESKEY_broadcast=$tmp

	elif [ x$tmp != x${OCF_RESKEY_broadcast} ]; then
	ocf_log err "Invalid parameter value: broadcast [$OCF_RESKEY_broadcast] Calculated broadcast: [$tmp]"
	return $OCF_ERR_ARGS
	fi

	return $OCF_SUCCESS
	}

	usage() {
	echo $USAGE >&2
	return $1
	}

	if [ $# -ne 1 ]; then
	usage $OCF_ERR_ARGS
	fi

	: ${OCF_RESKEY_lvs_support=0}
	# Normalize the value of lvs_support
	if [ "${OCF_RESKEY_lvs_support}" = "true" \
	-o "${OCF_RESKEY_lvs_support}" = "on" \
	-o "${OCF_RESKEY_lvs_support}" = "yes" \
	-o "${OCF_RESKEY_lvs_support}" = "1" ]; then
	OCF_RESKEY_lvs_support=1
	else
	OCF_RESKEY_lvs_support=0
	fi

	# Note: We had a version out there for a while which used
	# netmask instead of cidr_netmask. So, don't remove this aliasing code!
	if
	[ ! -z "$OCF_RESKEY_netmask" -a -z "$OCF_RESKEY_cidr_netmask" ]
	then
	OCF_RESKEY_cidr_netmask=$OCF_RESKEY_netmask
	export OCF_RESKEY_cidr_netmask
	fi

	case $1 in
	meta-data) meta_data;;
	start) ip_validate_all && ip_start;;
	stop) ip_stop;;
	status) ip_status;;
	monitor) ip_monitor;;
	validate-all) ip_validate_all;;
	usage) usage $OCF_SUCCESS;;
	*) usage $OCF_ERR_UNIMPLEMENTED;;
	esac

	exit $?

File Metadata

Mime Type: text/x-diff
Expires: Tue, Jul 8, 6:04 PM (1 d, 2 h)
Storage Engine: blob
Storage Format: Raw Data
Storage Handle: 2002456
Default Alt Text: (32 KB)

No OneTemporaryActions

View Options

File Metadata

Event Timeline

No OneTemporary
Actions