Sample Analysis of shell script Distribution

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#! / bin/bash

# 1 get the number of input parameters of the command. If the number is 0, exit the command directly.

Paramnum= $#

If ((paramnum = = 0)); then

Echo no params

Exit

Fi

# 2 obtain the name of the piece according to the pass parameter

P1 = $1

File_name= `basename $p1`

Echo fname= $file_name

# 3 get the absolute path of input parameters

Pdir= `cd-P $(dirname $p1); pwd`

Echo pdir= $pdir

# 4 get the account name

User= `whoami`

# 5 cyclic implementation of rsync

For ((host = 101; host < 104; host + +)); do

Echo-linux $host-

Rsync-rvl $pdir / $file_name $user @ hadoop $host: $pdir

Done

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