diff --git a/extra/resources/ping b/extra/resources/ping index 710c288ac0..4e334478fb 100755 --- a/extra/resources/ping +++ b/extra/resources/ping @@ -1,306 +1,307 @@ #!/bin/sh # # # Ping OCF RA that utilizes the system ping # # Copyright (c) 2009 Andrew Beekhof # All Rights Reserved. # # This program is free software; you can redistribute it and/or modify # it under the terms of version 2 of the GNU General Public License as # published by the Free Software Foundation. # # This program is distributed in the hope that it would be useful, but # WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. # # Further, this software is distributed without any warranty that it is # free of the rightful claim of any third person regarding infringement # or the like. Any license provided herein, whether implied or # otherwise, applies only to this software file. Patent licenses, if # any, provided herein do not apply to combinations of this program with # other software, or any other product whatsoever. # # You should have received a copy of the GNU General Public License # along with this program; if not, write the Free Software Foundation, # Inc., 59 Temple Place - Suite 330, Boston MA 02111-1307, USA. # ####################################################################### # Initialization: . ${OCF_ROOT}/resource.d/heartbeat/.ocf-shellfuncs ####################################################################### meta_data() { cat < 1.0 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. It is essentially the same as pingd except that it uses the system ping tool to obtain the results. node connectivity PID file PID file The time to wait (dampening) further changes occur Dampening interval The name of the attributes to set. This is the name to be used in the constraints. Attribute name The number by which to multiply the number of connected ping nodes by Value multiplier The list of ping nodes to count. Defaults to all configured ping nodes. Rarely needs to be specified. Host list Number of ping attempts, per host, before declaring it dead no. of ping attempts How long, in seconds, to wait before declaring a ping lost ping timeout in seconds A catch all for any other options that need to be passed to ping. Extra Options Enables to use default attrd_updater verbose logging on every call. Verbose logging END } ####################################################################### ping_conditional_log() { level=$1; shift if [ ${OCF_RESKEY_debug} = "true" ]; then ocf_log $level "$*" fi } ping_usage() { cat <&1`; rc=$? case $rc in 0) active=`expr $active + 1`;; 1) ping_conditional_log warn "$host is inactive: $p_out";; *) ocf_log err "Unexpected result for '$p_exe $p_args $OCF_RESKEY_options $host' $rc: $p_out";; esac done score=`expr $active \* $OCF_RESKEY_multiplier` attrd_updater -n $OCF_RESKEY_name -v $score -d $OCF_RESKEY_dampen $attrd_options rc=$? case $rc in 0) ping_conditional_log debug "Updated $OCF_RESKEY_name = $score" ;; *) ocf_log warn "Could not update $OCF_RESKEY_name = $score: rc=$rc";; esac return $rc } : ${OCF_RESKEY_name:="pingd"} : ${OCF_RESKEY_dampen:="5s"} : ${OCF_RESKEY_attempts:="5"} : ${OCF_RESKEY_multiplier:="1"} : ${OCF_RESKEY_debug:="false"} : ${OCF_RESKEY_CRM_meta_timeout:="60"} : ${OCF_RESKEY_CRM_meta_interval="10"} : ${OCF_RESKEY_CRM_meta_globally_unique:="true"} if [ -z ${OCF_RESKEY_timeout} ]; then - OCF_RESKEY_timeout=`expr $OCF_RESKEY_CRM_meta_timeout / $OCF_RESKEY_attempts` + host_count=`echo $OCF_RESKEY_host_list | awk '{print NF}'` + OCF_RESKEY_timeout=`expr $OCF_RESKEY_CRM_meta_timeout / $host_count / $OCF_RESKEY_attempts` OCF_RESKEY_timeout=`expr $OCF_RESKEY_timeout / 1100` # Convert to seconds and finish 10% early fi if [ ${OCF_RESKEY_timeout} -lt 1 ]; then OCF_RESKEY_timeout=5 elif [ ${OCF_RESKEY_timeout} -gt 1000 ]; then # ping actually complains if this value is too high, 5 minutes is plenty OCF_RESKEY_timeout=300 fi if [ ${OCF_RESKEY_CRM_meta_globally_unique} = "false" ]; then : ${OCF_RESKEY_pidfile:="$HA_VARRUN/ping-${OCF_RESKEY_name}"} else : ${OCF_RESKEY_pidfile:="$HA_VARRUN/ping-${OCF_RESOURCE_INSTANCE}"} fi attrd_options='-q' if ocf_is_true ${OCF_RESKEY_debug} ; then attrd_options='' fi # Check the debug option case "${OCF_RESKEY_debug}" in true|True|TRUE|1) OCF_RESKEY_debug=true;; false|False|FALSE|0) OCF_RESKEY_debug=false;; *) ocf_log warn "Value for 'debug' is incorrect. Please specify 'true' or 'false' not: ${OCF_RESKEY_debug}" OCF_RESKEY_debug=false ;; esac case $__OCF_ACTION in meta-data) meta_data exit $OCF_SUCCESS ;; start) ping_start;; stop) ping_stop;; monitor) ping_monitor;; reload) ping_start;; validate-all) ping_validate;; usage|help) ping_usage exit $OCF_SUCCESS ;; *) ping_usage exit $OCF_ERR_UNIMPLEMENTED ;; esac exit $?