Revert back ping.
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Hui Xiang
parent
6e11c3c262
commit
0850089b94
351
files/ping
351
files/ping
@ -1,351 +0,0 @@
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#!/bin/sh
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#
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#
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# Ping OCF RA that utilizes the system ping
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#
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# Copyright (c) 2009 Andrew Beekhof
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# All Rights Reserved.
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of version 2 of the GNU General Public License as
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# published by the Free Software Foundation.
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#
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# This program is distributed in the hope that it would be useful, but
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# WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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#
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# Further, this software is distributed without any warranty that it is
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# free of the rightful claim of any third person regarding infringement
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# or the like. Any license provided herein, whether implied or
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# otherwise, applies only to this software file. Patent licenses, if
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# any, provided herein do not apply to combinations of this program with
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# other software, or any other product whatsoever.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write the Free Software Foundation,
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# Inc., 59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
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#
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#######################################################################
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# Initialization:
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: ${OCF_FUNCTIONS=${OCF_ROOT}/resource.d/heartbeat/.ocf-shellfuncs}
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. ${OCF_FUNCTIONS}
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: ${__OCF_ACTION=$1}
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#######################################################################
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meta_data() {
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cat <<END
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<?xml version="1.0"?>
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<!DOCTYPE resource-agent SYSTEM "ra-api-1.dtd">
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<resource-agent name="ping">
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<version>1.0</version>
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<longdesc lang="en">
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Every time the monitor action is run, this resource agent records (in the CIB) the current number of ping nodes the host can connect to.
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It is essentially the same as pingd except that it uses the system ping tool to obtain the results.
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</longdesc>
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<shortdesc lang="en">node connectivity</shortdesc>
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<parameters>
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<parameter name="pidfile" unique="0">
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<longdesc lang="en">PID file</longdesc>
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<shortdesc lang="en">PID file</shortdesc>
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<content type="string" default="$HA_VARRUN/ping-${OCF_RESOURCE_INSTANCE}" />
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</parameter>
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<parameter name="dampen" unique="0">
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<longdesc lang="en">
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The time to wait (dampening) further changes occur
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</longdesc>
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<shortdesc lang="en">Dampening interval</shortdesc>
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<content type="integer" default="5s"/>
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</parameter>
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<parameter name="name" unique="0">
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<longdesc lang="en">
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The name of the attributes to set. This is the name to be used in the constraints.
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</longdesc>
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<shortdesc lang="en">Attribute name</shortdesc>
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<content type="string" default="${OCF_RESOURCE_INSTANCE}"/>
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</parameter>
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<parameter name="multiplier" unique="0">
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<longdesc lang="en">
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The number by which to multiply the number of connected ping nodes by
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</longdesc>
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<shortdesc lang="en">Value multiplier</shortdesc>
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<content type="integer" default=""/>
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</parameter>
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<parameter name="host_list" unique="0">
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<longdesc lang="en">
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The list of ping nodes to count. Defaults to all configured ping nodes. Rarely needs to be specified.
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</longdesc>
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<shortdesc lang="en">Host list</shortdesc>
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<content type="string" default=""/>
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</parameter>
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<parameter name="attempts" unique="0">
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<longdesc lang="en">
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Number of ping attempts, per host, before declaring it dead
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</longdesc>
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<shortdesc lang="en">no. of ping attempts</shortdesc>
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<content type="integer" default="2"/>
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</parameter>
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<parameter name="timeout" unique="0">
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<longdesc lang="en">
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How long, in seconds, to wait before declaring a ping lost
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</longdesc>
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<shortdesc lang="en">ping timeout in seconds</shortdesc>
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<content type="integer" default="2"/>
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</parameter>
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<parameter name="options" unique="0">
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<longdesc lang="en">
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A catch all for any other options that need to be passed to ping.
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</longdesc>
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<shortdesc lang="en">Extra Options</shortdesc>
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<content type="string" default=""/>
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</parameter>
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<parameter name="debug" unique="0">
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<longdesc lang="en">
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Enables to use default attrd_updater verbose logging on every call.
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</longdesc>
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<shortdesc lang="en">Verbose logging</shortdesc>
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<content type="string" default="false"/>
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</parameter>
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</parameters>
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<actions>
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<action name="start" timeout="60" />
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<action name="stop" timeout="20" />
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<action name="reload" timeout="100" />
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<action name="monitor" depth="0" timeout="60" interval="10"/>
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<action name="meta-data" timeout="5" />
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<action name="validate-all" timeout="30" />
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</actions>
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</resource-agent>
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END
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}
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#######################################################################
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ping_conditional_log() {
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level=$1; shift
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if [ ${OCF_RESKEY_debug} = "true" ]; then
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ocf_log $level "$*"
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fi
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}
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ping_usage() {
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cat <<END
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usage: $0 {start|stop|monitor|migrate_to|migrate_from|validate-all|meta-data}
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Expects to have a fully populated OCF RA-compliant environment set.
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END
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}
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ping_start() {
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touch ${OCF_RESKEY_pidfile}
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ping_monitor
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if [ $? = $OCF_SUCCESS ]; then
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return $OCF_SUCCESS
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fi
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ping_update
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}
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ping_stop() {
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rm -f ${OCF_RESKEY_pidfile}
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attrd_updater -D -n $OCF_RESKEY_name -d $OCF_RESKEY_dampen $attrd_options
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return $OCF_SUCCESS
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}
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ping_monitor() {
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if [ -f ${OCF_RESKEY_pidfile} ]; then
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ping_update
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return $OCF_SUCCESS
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fi
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return $OCF_NOT_RUNNING
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}
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ping_validate() {
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# Is the state directory writable?
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state_dir=`dirname "$OCF_RESKEY_pidfile"`
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touch "$state_dir/$$"
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if [ $? != 0 ]; then
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ocf_log err "Invalid location for 'state': $state_dir is not writable"
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return $OCF_ERR_ARGS
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fi
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rm "$state_dir/$$"
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# Pidfile better be an absolute path
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case $OCF_RESKEY_pidfile in
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/*) ;;
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*) ocf_log warn "You should use an absolute path for pidfile not: $OCF_RESKEY_pidfile" ;;
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esac
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# Check the host list
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if [ "x" = "x$OCF_RESKEY_host_list" ]; then
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ocf_log err "Empty host_list. Please specify some nodes to ping"
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exit $OCF_ERR_CONFIGURED
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fi
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check_binary ping
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return $OCF_SUCCESS
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}
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fping_check() {
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active=0
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f_out=`mktemp`
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f_err=`mktemp`
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n=$OCF_RESKEY_attempts
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timeout=`expr $OCF_RESKEY_timeout \* 1000 / $OCF_RESKEY_attempts`
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cmd="fping -r $OCF_RESKEY_attempts -t $timeout -B 1.0 $OCF_RESKEY_host_list"
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$cmd>$f_out 2>$f_err; rc=$?
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active=`grep alive $f_out|wc -l`
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case $rc in
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0)
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;;
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1)
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for h in `grep unreachable $f_out | awk '{print $1}'`; do
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ping_conditional_log warn "$h is inactive"
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done
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;;
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*)
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ocf_log err "Unexpected result for '$cmd' $rc: `tr '\n' ';' < $f_err`"
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;;
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esac
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rm -f $f_out $f_err
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return $active
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}
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ping_check() {
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active=0
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for host in $OCF_RESKEY_host_list; do
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p_exe=ping
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case `uname` in
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Linux) p_args="-n -q -W $OCF_RESKEY_timeout -c $OCF_RESKEY_attempts";;
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Darwin) p_args="-n -q -t $OCF_RESKEY_timeout -c $OCF_RESKEY_attempts -o";;
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*) ocf_log err "Unknown host type: `uname`"; exit $OCF_ERR_INSTALLED;;
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esac
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case $host in
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*:*) p_exe=ping6
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esac
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p_out=`$p_exe $p_args $OCF_RESKEY_options $host 2>&1`; rc=$?
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case $rc in
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0) active=`expr $active + 1`;;
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1) ping_conditional_log warn "$host is inactive: $p_out";;
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*) ocf_log err "Unexpected result for '$p_exe $p_args $OCF_RESKEY_options $host' $rc: $p_out";;
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esac
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done
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return $active
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}
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ping_update() {
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if have_binary fping; then
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fping_check
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active=$?
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else
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ping_check
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active=$?
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fi
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score=`expr $active \* $OCF_RESKEY_multiplier`
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attrd_updater -n $OCF_RESKEY_name -v $score -d $OCF_RESKEY_dampen $attrd_options
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rc=$?
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case $rc in
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0) ping_conditional_log debug "Updated $OCF_RESKEY_name = $score" ;;
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*) ocf_log warn "Could not update $OCF_RESKEY_name = $score: rc=$rc";;
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esac
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return $rc
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}
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: ${OCF_RESKEY_name:="pingd"}
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: ${OCF_RESKEY_dampen:="5s"}
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: ${OCF_RESKEY_attempts:="3"}
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: ${OCF_RESKEY_multiplier:="1"}
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: ${OCF_RESKEY_debug:="false"}
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: ${OCF_RESKEY_CRM_meta_timeout:="20000"}
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: ${OCF_RESKEY_CRM_meta_globally_unique:="true"}
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integer=`echo ${OCF_RESKEY_timeout} | egrep -o '[0-9]*'`
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case ${OCF_RESKEY_timeout} in
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*[0-9]ms|*[0-9]msec) OCF_RESKEY_timeout=`expr $integer / 1000`;;
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*[0-9]m|*[0-9]min) OCF_RESKEY_timeout=`expr $integer \* 60`;;
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*[0-9]h|*[0-9]hr) OCF_RESKEY_timeout=`expr $integer \* 60 \* 60`;;
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*) OCF_RESKEY_timeout=$integer;;
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esac
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if [ -z ${OCF_RESKEY_timeout} ]; then
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host_count=`echo $OCF_RESKEY_host_list | awk '{print NF}'`
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OCF_RESKEY_timeout=`expr $OCF_RESKEY_CRM_meta_timeout / $host_count / $OCF_RESKEY_attempts`
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OCF_RESKEY_timeout=`expr $OCF_RESKEY_timeout / 1100` # Convert to seconds and finish 10% early
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fi
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if [ ${OCF_RESKEY_timeout} -lt 1 ]; then
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OCF_RESKEY_timeout=5
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elif [ ${OCF_RESKEY_timeout} -gt 1000 ]; then
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# ping actually complains if this value is too high, 5 minutes is plenty
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OCF_RESKEY_timeout=300
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fi
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if [ ${OCF_RESKEY_CRM_meta_globally_unique} = "false" ]; then
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: ${OCF_RESKEY_pidfile:="$HA_VARRUN/ping-${OCF_RESKEY_name}"}
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else
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: ${OCF_RESKEY_pidfile:="$HA_VARRUN/ping-${OCF_RESOURCE_INSTANCE}"}
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fi
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attrd_options='-q'
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if ocf_is_true ${OCF_RESKEY_debug} ; then
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attrd_options=''
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fi
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# Check the debug option
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case "${OCF_RESKEY_debug}" in
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true|True|TRUE|1) OCF_RESKEY_debug=true;;
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false|False|FALSE|0) OCF_RESKEY_debug=false;;
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*)
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ocf_log warn "Value for 'debug' is incorrect. Please specify 'true' or 'false' not: ${OCF_RESKEY_debug}"
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OCF_RESKEY_debug=false
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;;
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esac
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case $__OCF_ACTION in
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meta-data) meta_data
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exit $OCF_SUCCESS
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;;
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start) ping_start;;
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stop) ping_stop;;
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monitor) ping_monitor;;
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reload) ping_start;;
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validate-all) ping_validate;;
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usage|help) ping_usage
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exit $OCF_SUCCESS
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;;
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*) ping_usage
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exit $OCF_ERR_UNIMPLEMENTED
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;;
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esac
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exit $?
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@ -230,7 +230,7 @@ def ha_relation_joined():
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cluster_config = get_hacluster_config(excludes_key=['vip'])
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resources = {
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'res_PingCheck': 'ocf:canonical:ping',
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'res_PingCheck': 'ocf:pacemaker:ping',
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'res_ClusterMon': 'ocf:pacemaker:ClusterMon',
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}
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resource_params = {
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