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diff --git a/extra/resources/SysInfo b/extra/resources/SysInfo
index 23d7bf3ced..3b35ce66df 100644
--- a/extra/resources/SysInfo
+++ b/extra/resources/SysInfo
@@ -1,332 +1,359 @@
#!/bin/sh
#
#
# SysInfo OCF Resource Agent
# It records (in the CIB) various attributes of a node
#
# Copyright (c) 2004 SUSE LINUX AG, Lars Marowsky-Br馥
# 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:
: ${OCF_FUNCTIONS=${OCF_ROOT}/resource.d/heartbeat/.ocf-shellfuncs}
. ${OCF_FUNCTIONS}
: ${__OCF_ACTION=$1}
#######################################################################
meta_data() {
cat <<END
<?xml version="1.0"?>
<!DOCTYPE resource-agent SYSTEM "ra-api-1.dtd">
<resource-agent name="SysInfo">
<version>1.0</version>
<longdesc lang="en">
This is a SysInfo Resource Agent.
It records (in the CIB) various attributes of a node
Sample Linux output:
arch: i686
os: Linux-2.4.26-gentoo-r14
free_swap: 1999
cpu_info: Intel(R) Celeron(R) CPU 2.40GHz
cpu_speed: 4771.02
cpu_cores: 1
cpu_load: 0.00
ram_total: 513
ram_free: 117
root_free: 2.4
Sample Darwin output:
arch: i386
os: Darwin-8.6.2
cpu_info: Intel Core Duo
cpu_speed: 2.16
cpu_cores: 2
cpu_load: 0.18
ram_total: 2016
ram_free: 787
root_free: 13
Units:
free_swap: Mb
ram_*: Mb
cpu_speed (Linux): bogomips
cpu_speed (Darwin): Ghz
*_free: GB (or user-defined: disk_unit)
</longdesc>
<shortdesc lang="en">SysInfo resource agent</shortdesc>
<parameters>
-<parameter name="pidfile" unique="0">
+<parameter name="pidfile" unique="1">
<longdesc lang="en">PID file</longdesc>
<shortdesc lang="en">PID file</shortdesc>
<content type="string" default="$OCF_RESKEY_pidfile" />
</parameter>
<parameter name="delay" unique="0">
<longdesc lang="en">Interval to allow values to stabilize</longdesc>
<shortdesc lang="en">Dampening Delay</shortdesc>
<content type="string" default="0s" />
</parameter>
-<parameter name="disks" unique="1">
+<parameter name="disks" unique="0">
<longdesc lang="en">
-Filesystems or Paths to be queried for free disk space as a SPACE separated list - e.g "/dev/sda1 /tmp".
-Results will be written to an attribute with leading slashes removed, and other slashes replaced with underscore, and the word 'free' appended - e.g /dev/sda1 -> dev_sda1_free
-Note: The root filesystem '/' is always queried to an attribute named 'root_free'
+Filesystems or Paths to be queried for free disk space as a SPACE
+separated list - e.g "/dev/sda1 /tmp".
+Results will be written to an attribute with leading slashes
+removed, and other slashes replaced with underscore, and the word
+'free' appended - e.g for /dev/sda1 it would be 'dev_sda1_free'.
+Note: The root filesystem '/' is always queried to an attribute
+named 'root_free'
</longdesc>
<shortdesc lang="en">List of Filesytems/Paths to query for free disk space</shortdesc>
<content type="string" />
</parameter>
-<parameter name="disk_unit" unique="1">
+<parameter name="disk_unit" unique="0">
<longdesc lang="en">
Unit to report disk free space in.
Can be one of: B, K, M, G, T, P (case-insensitive)
</longdesc>
<shortdesc lang="en">Unit to report disk free space in</shortdesc>
<content type="string" default="G"/>
</parameter>
+<parameter name="min_disk_free" unique="0">
+<longdesc lang="en">
+The amount of free space required in monitored disks. If any
+of the monitored disks has less than this amount of free space,
+all resources will move away from the node. Set the node-health-strategy
+property appropriately for this to take effect.
+If the unit is not specified, it defaults to disk_unit.
+</longdesc>
+<shortdesc lang="en">minimum disk free space required</shortdesc>
+<content type="string" default=""/>
+</parameter>
+
</parameters>
<actions>
-<action name="start" timeout="90" />
-<action name="stop" timeout="100" />
+<action name="start" timeout="20s" />
+<action name="stop" timeout="20s" />
<action name="monitor" timeout="20s" interval="60s"/>
<action name="meta-data" timeout="5" />
<action name="validate-all" timeout="30" />
</actions>
</resource-agent>
END
}
#######################################################################
UpdateStat() {
name=$1; shift
value="$*"
printf "%s:\t%s\n" "$name" "$value"
${HA_SBIN_DIR}/attrd_updater ${OCF_RESKEY_delay} -S status -n $name -v "$value"
}
SysInfoStats() {
UpdateStat arch "`uname -m`"
UpdateStat os "`uname -s`-`uname -r`"
case `uname -s` in
"Darwin")
mem=`top -l 1 | grep Mem: | awk '{print $10}'`
mem_used=`top -l 1 | grep Mem: | awk '{print $8}'`
mem=`SysInfo_mem_units $mem`
mem_used=`SysInfo_mem_units $mem_used`
mem_total=`expr $mem_used + $mem`
cpu_type=`system_profiler SPHardwareDataType | awk -F': ' '/^CPU Type/ {print $2; exit}'`
cpu_speed=`system_profiler SPHardwareDataType | awk -F': ' '/^CPU Speed/ {print $2; exit}'`
cpu_cores=`system_profiler SPHardwareDataType | awk -F': ' '/^Number Of/ {print $2; exit}'`
;;
"Linux")
if [ -f /proc/cpuinfo ]; then
cpu_type=`awk -F': ' '/model name/ {print $2; exit}' /proc/cpuinfo`
cpu_speed=`awk -F': ' '/bogomips/ {print $2; exit}' /proc/cpuinfo`
cpu_cores=`grep "^processor" /proc/cpuinfo | wc -l`
fi
if [ -f /proc/meminfo ]; then
# meminfo results are in kB
mem=`grep "SwapFree" /proc/meminfo | awk '{print $2"k"}'`
if [ ! -z $mem ]; then
UpdateStat free_swap `SysInfo_mem_units $mem`
fi
mem=`grep "Inactive" /proc/meminfo | awk '{print $2"k"}'`
mem_total=`grep "MemTotal" /proc/meminfo | awk '{print $2"k"}'`
else
mem=`top -n 1 | grep Mem: | awk '{print $7}'`
fi
;;
*)
esac
if [ x != x"$cpu_type" ]; then
UpdateStat cpu_info "$cpu_type"
fi
if [ x != x"$cpu_speed" ]; then
UpdateStat cpu_speed "$cpu_speed"
fi
if [ x != x"$cpu_cores" ]; then
UpdateStat cpu_cores "$cpu_cores"
fi
loads=`uptime`
load15=`echo ${loads} | awk '{print $10}'`
UpdateStat cpu_load $load15
if [ ! -z "$mem" ]; then
# Massage the memory values
UpdateStat ram_total `SysInfo_mem_units $mem_total`
UpdateStat ram_free `SysInfo_mem_units $mem`
fi
# Portability notes:
# o tail: explicit "-n" not available in Solaris; instead simplify
# 'tail -n <c>' to the equivalent 'tail -<c>'.
for disk in "/" ${OCF_RESKEY_disks}; do
unset disk_free disk_label
disk_free=`df -h ${disk} | tail -1 | awk '{print $4}'`
if [ x != x"$disk_free" ]; then
disk_label=`echo $disk | sed -e 's#^/$#root#;s#^/*##;s#/#_#g'`
- UpdateStat ${disk_label}_free `SysInfo_hdd_units $disk_free`
+ disk_free=`SysInfo_hdd_units $disk_free`
+ UpdateStat ${disk_label}_free $disk_free
+ if [ -n "$MIN_FREE" ]; then
+ test $disk_free -le $MIN_FREE &&
+ UpdateStat "#health_disk" "red"
+ fi
fi
done
}
SysInfo_megabytes() {
# Size in megabytes
echo $1 | awk '{ n = $0;
sub(/[0-9]+(.[0-9]+)?/, "");
split(n, a, $0);
n=a[1];
if ($0 == "G" || $0 == "") { n *= 1024 };
if (/^kB?/) { n /= 1024 };
printf "%d\n", n }' # Intentionaly round to an integer
}
SysInfo_mem_units() {
mem=$1
if [ -z $1 ]; then
return
fi
mem=$(SysInfo_megabytes "$1")
# Round to the next multiple of 50
r=$(($mem % 50))
if [ $r != 0 ]; then
mem=$(($mem + 50 - $r))
fi
echo $mem
}
SysInfo_hdd_units() {
# Defauts to size in gigabytes
case $OCF_RESKEY_disk_unit in
[Pp]) echo $(($(SysInfo_megabytes "$1") / 1024 / 1024 / 1024));;
[Tt]) echo $(($(SysInfo_megabytes "$1") / 1024 / 1024));;
[Gg]) echo $(($(SysInfo_megabytes "$1") / 1024));;
- [Mm]) echo SysInfo_megabytes "$1";;
+ [Mm]) echo $(SysInfo_megabytes "$1");;
[Kk]) echo $(($(SysInfo_megabytes "$1") * 1024));;
[Bb]) echo $(($(SysInfo_megabytes "$1") * 1024 * 1024));;
*)
ocf_log err "Invalid value for disk_unit: $OCF_RESKEY_disk_unit"
echo $(($(SysInfo_megabytes "$1") / 1024));;
esac
}
SysInfo_usage() {
cat <<END
usage: $0 {start|stop|monitor|validate-all|meta-data}
Expects to have a fully populated OCF RA-compliant environment set.
END
}
SysInfo_start() {
echo $OCF_RESKEY_clone > $OCF_RESKEY_pidfile
SysInfoStats
exit $OCF_SUCCESS
}
SysInfo_stop() {
rm $OCF_RESKEY_pidfile
exit $OCF_SUCCESS
}
SysInfo_monitor() {
if [ -f $OCF_RESKEY_pidfile ]; then
clone=`cat $OCF_RESKEY_pidfile`
fi
if [ x$clone = x ]; then
rm $OCF_RESKEY_pidfile
exit $OCF_NOT_RUNNING
elif [ $clone = $OCF_RESKEY_clone ]; then
SysInfoStats
exit $OCF_SUCCESS
elif [ x$OCF_RESKEY_CRM_meta_globally_unique = xtrue
-o x$OCF_RESKEY_CRM_meta_globally_unique = xTrue
-o x$OCF_RESKEY_CRM_meta_globally_unique = xyes
-o x$OCF_RESKEY_CRM_meta_globally_unique = xYes
]; then
SysInfoStats
exit $OCF_SUCCESS
fi
exit $OCF_NOT_RUNNING
}
SysInfo_validate() {
return $OCF_SUCCESS
}
if [ $# -ne 1 ]; then
SysInfo_usage
exit $OCF_ERR_ARGS
fi
: ${OCF_RESKEY_pidfile:="$HA_VARRUN/SysInfo-${OCF_RESOURCE_INSTANCE}"}
: ${OCF_RESKEY_disk_unit:="G"}
: ${OCF_RESKEY_clone:="0"}
if [ x != x${OCF_RESKEY_delay} ]; then
OCF_RESKEY_delay="-d ${OCF_RESKEY_delay}"
fi
+MIN_FREE=""
+if [ -n "$OCF_RESKEY_min_disk_free" ]; then
+ ocf_is_decimal "$OCF_RESKEY_min_disk_free" &&
+ OCF_RESKEY_min_disk_free="$OCF_RESKEY_min_disk_free$OCF_RESKEY_disk_unit"
+ MIN_FREE=`SysInfo_hdd_units $OCF_RESKEY_min_disk_free`
+fi
case $__OCF_ACTION in
meta-data) meta_data
exit $OCF_SUCCESS
;;
start) SysInfo_start
;;
stop) SysInfo_stop
;;
monitor) SysInfo_monitor
;;
validate-all) SysInfo_validate
;;
usage|help) SysInfo_usage
exit $OCF_SUCCESS
;;
*) SysInfo_usage
exit $OCF_ERR_UNIMPLEMENTED
;;
esac
exit $?

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