Gentoo安装SNMP & MRTG 本机监控

/bin/su -

/usr/bin/mkdir /etc/mrtg
/usr/bin/mkdir /etc/cron.mrtg
/usr/bin/mkdir /var/www/localhost/mrtg

vim /etc/snmp/snmpd.conf
com2sec local     127.0.0.1/32    public
com2sec local     10.10.10.0/24   public

group MyROGroup v1         local
group MyROGroup v2c        local
group MyROGroup usm        local

view all    included  .1                               80

access MyROGroup ""      any       noauth    exact  all    none   none

syslocation MyLocation
syscontact Me <me@somewhere.org> 

-c /etc/snmp/snmpd.conf

/etc/init.d/snmpd start
/sbin/rc-update add snmpd default

/usr/bin/cfgmaker  
--output=/etc/mrtg/traffic.cfg 
--ifdesc=ip 
--ifref=descr 
--global "WorkDir: /var/www/localhost/mrtg" 
--global "Options[_]: bits,growright" 
public@localhost

vim /etc/mrtg/cpu.cfg
WorkDir: /var/www/localhost/mrtg
LoadMIBs: /usr/share/snmp/mibs/UCD-SNMP-MIB.txt
Target[localhost.cpu]:ssCpuRawUser.0&ssCpuRawUser.0:public@localhost + ssCpuRawSystem.0&ssCpuRawSystem.0:public@localhost + ssCpuRawNice.0&ssCpuRawNice.0:public@localhost
RouterUptime[localhost.cpu]: public@localhost
MaxBytes[localhost.cpu]: 100
Title[localhost.cpu]: CPU Load
PageTop[localhost.cpu]: Active CPU Load %
Unscaled[localhost.cpu]: ymwd
ShortLegend[localhost.cpu]: %
YLegend[localhost.cpu]: CPU Utilization
Legend1[localhost.cpu]: Active CPU in % (Load)
Legend2[localhost.cpu]:
Legend3[localhost.cpu]:
Legend4[localhost.cpu]:
LegendI[localhost.cpu]:  Active
LegendO[localhost.cpu]:
Options[localhost.cpu]: growright,nopercent 

vim /etc/mrtg/mem.cfg
LoadMIBs: /usr/share/snmp/mibs/HOST-RESOURCES-MIB.txt
Target[localhost.mem]: .1.3.6.1.4.1.2021.4.11.0&.1.3.6.1.4.1.2021.4.11.0:public@localhost
PageTop[localhost.mem]: Free Memory 
WorkDir: /var/www/localhost/mrtg
Options[localhost.mem]: nopercent,growright,gauge,noinfo
Title[localhost.mem]: Free Memory
MaxBytes[localhost.mem]: 1000000
kMG[localhost.mem]: k,M,G,T,P,X
YLegend[localhost.mem]: bytes
ShortLegend[localhost.mem]: bytes
LegendI[localhost.mem]:  Free Memory:
LegendO[localhost.mem]:
Legend1[localhost.mem]: Free memory, not including swap, in bytes 

vim /etc/mrtg/swap.cfg
LoadMIBs: /usr/share/snmp/mibs/UCD-SNMP-MIB.txt
Target[localhost.swap]: memAvailSwap.0&memAvailSwap.0:public@localhost
PageTop[localhost.swap]: Swap Memory
WorkDir: /var/www/localhost/mrtg
Options[localhost.swap]: nopercent,growright,gauge,noinfo
Title[localhost.swap]: Free Memory
MaxBytes[localhost.swap]: 1000000
kMG[localhost.swap]: k,M,G,T,P,X
YLegend[localhost.swap]: bytes
ShortLegend[localhost.swap]: bytes
LegendI[localhost.swap]:  Free Memory:
LegendO[localhost.swap]:
Legend1[localhost.swap]: Swap memory avail, in bytes 

vim /etc/mrtg/ping.cfg
WorkDir: /var/www/localhost/mrtg
Title[mithril.ping]: Round Trip Time
PageTop[mithril.ping]: Round Trip Time
Target[mithril.ping]: `/etc/mrtg/ping.sh`
MaxBytes[mithril.ping]: 2000
Options[mithril.ping]: growright,unknaszero,nopercent,gauge
LegendI[mithril.ping]: Pkt loss %
LegendO[mithril.ping]: Avg RTT
Legend1[mithril.ping]: Maximum Round Trip Time in ms
Legend2[mithril.ping]: Minimum Round Trip Time in ms
#Legend3[mithril.ping]: Maximal 5 Minute Maximum Round Trip Time in ms
#Legend4[mithril.ping]: Maximal 5 Minute Minimum Round Trip Time in ms
YLegend[mithril.ping]: RTT (ms) 

vim /etc/cron.mrtg/traffic.sh
#!/bin/sh
/usr/bin/mrtg /etc/mrtg/traffic.cfg 

vim /etc/cron.mrtg/cpu.sh
#!/bin/sh
/usr/bin/mrtg /etc/mrtg/cpu.cfg 

vim /etc/cron.mrtg/mem.sh
#!/bin/sh
/usr/bin/mrtg /etc/mrtg/mem.cfg 

vim /etc/cron.mrtg/swap.sh
#!/bin/sh
/usr/bin/mrtg /etc/mrtg/swap.cfg 

vim /etc/cron.mrtg/ping.sh
#!/bin/sh
/usr/bin/mrtg /etc/mrtg/ping.cfg 

vim /etc/mrtg/ping.sh
#!/bin/sh
PING="/bin/ping"
# Google, for example
ADDR="google.com"
DATA=`$PING -c10 -s500 $ADDR -q `
LOSS=`echo $DATA | awk '{print $18 }' | tr -d %`
echo $LOSS
if [ $LOSS = 100 ];
then
               echo 0
else
        echo $DATA | awk -F/ '{print $5 }'
fi 

/bin/chmod +x /etc/cron.mrtg/*.sh
/bin/chmod +x /etc/mrtg/ping.sh 

/etc/cron.mrtg/traffic.sh
/etc/cron.mrtg/cpu.sh
/etc/cron.mrtg/mem.sh
/etc/cron.mrtg/swap.sh
/etc/cron.mrtg/ping.sh 

/usr/bin/indexmaker --output=/var/www/localhost/mrtg/index.html 
--title="Power Under Control : )" 
--sort=name 
--enumerate 
/etc/mrtg/traffic.cfg 
/etc/mrtg/cpu.cfg 
/etc/mrtg/mem.cfg 
/etc/mrtg/swap.cfg 
/etc/mrtg/ping.cfg 

usr/bin/crontab -e
*/5 * * * * /bin/run-parts /etc/cron.mrtg 1> /dev/null