jazz/Hadoop_Env_Setup: IP_Hostname.sh
| File IP_Hostname.sh, 463 bytes (added by waue, 15 years ago) |
|---|
| Line | |
|---|---|
| 1 | #!/bin/bash |
| 2 | |
| 3 | |
| 4 | IP=`/sbin/ifconfig eth0|grep 'inet' |awk '{print $2}' |sed -e "s/addr\://"` |
| 5 | |
| 6 | #ans=`echo $IP |awk 'BEGIN {FS="."} {print $1 " " $2 " " $3 " " $4}'` |
| 7 | |
| 8 | id=`echo $IP |awk 'BEGIN {FS="."} {print $4}'` |
| 9 | |
| 10 | if [ "$id" -gt "99" ]; then |
| 11 | name="node$id" |
| 12 | elif [ "$id" -gt "9" ]; then |
| 13 | name="node0$id" |
| 14 | else |
| 15 | name="node00$id" |
| 16 | fi |
| 17 | |
| 18 | echo "$name" > ./hostname |
| 19 | sudo mv ./hostname /etc/hostname |
| 20 | sudo /bin/hostname -F /etc/hostname |
| 21 | sudo /sbin/reboot |
