2017 the latest enterprise face Test shell (i)

2017 the latest enterprise face Test shell (i)

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Enterprise Shell face question 1: Batch generate random character file name case *

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Use the For loop to bulk create 10 HTML files in the/oldboy directory, where each file needs to contain 10 random lowercase characters plus a fixed string oldboy, with the following name examples:

[Email protected] c19]# Ls/oldboy

apquvdpqbk_oldboy.html mpyogpsmwj_oldboy.html txynzwofgg_oldboy.html

bmqiwhfpgv_oldboy.html mtrzobsprf_oldboy.html vjxmlflawa_oldboy.html

Jhjdcjnjxc_oldboy.html qeztkkmewn_oldboy.html

Jpvirsnjld_oldboy.html ruscyxwxai_oldboy.html

Answer:

The script reads as follows: (For loop implementation script)

#!/bin/bash

#date =2017-8-3

Cd/oldboy

For ((i=0;i<10;i++))

Do

R= ' head-c 500/dev/urandom|tr-dc [a-z]|head-c 10|sed-r ' s#[^a-z] #m #g '

Touch "$r" _oldboy.html

Done

Description

650) this.width=650; "src=" Https://s3.51cto.com/wyfs02/M02/9D/A6/wKioL1mDM3aQV89rAAAI-_RBAZ0455.png "title=" SS. PNG "alt=" Wkiol1mdm3aqv89raaai-_rbaz0455.png "/>

The script execution results are as follows:

[email protected] oldboy]# LL

Total Dosage 8

-rw-r--r--1 root root 0 August 3 13:35 defozmpplm_oldboy.html

-rw-r--r--1 root root 175 August 3 13:35 for.sh

-rw-r--r--1 root root 0 August 3 13:35 fpwxukgqho_oldboy.html

-rw-r--r--1 root root 0 August 3 13:35 gwtwtmdwaf_oldboy.html

-rw-r--r--1 root root 0 August 3 13:35 htttummyjh_oldboy.html

-rw-r--r--1 root root 0 August 3 13:35 myqmgyixuj_oldboy.html

-rw-r--r--1 root root 0 August 3 13:35 rmsyxakjbx_oldboy.html

-rw-r--r--1 root root 0 August 3 13:35 sxarorojil_oldboy.html

-rw-r--r--1 root root 0 August 3 13:35 wfqaymdmxc_oldboy.html

-rw-r--r--1 root root 184 August 3 13:32 while.sh

-rw-r--r--1 root root 0 August 3 13:35 yvgviwswze_oldboy.html

-rw-r--r--1 root root 0 August 3 13:35 zhikoyxipv_oldboy.html

The script reads as follows: (While loop implementation script)

#!/bin/bash

#date =2017-8-3

Cd/oldboy

I=0

while ((I<10))

Do

R= ' head-c 500/dev/urandom|tr-dc [a-z]|head-c 10|sed-r ' s#[^a-z] #m #g '

Touch "$r" _oldboy.html

((i++))

Done

Description

650) this.width=650; "src=" Https://s5.51cto.com/wyfs02/M00/9D/A7/wKiom1mDM5bxs7blAAAI-_RBAZ0752.png "title=" SS. PNG "alt=" Wkiom1mdm5bxs7blaaai-_rbaz0752.png "/>

The script execution results are as follows:

[email protected] oldboy]# LL

Total Dosage 4

-rw-r--r--1 root root 0 August 3 13:28 atncjmfwtd_oldboy.html

-rw-r--r--1 root root 0 August 3 13:28 bmbhdhvqmb_oldboy.html

-rw-r--r--1 root root 0 August 3 13:28 bmuqvcehgc_oldboy.html

-rw-r--r--1 root root 0 August 3 13:28 irfrxjjmny_oldboy.html

-rw-r--r--1 root root 0 August 3 13:28 mvprsmwvah_oldboy.html

-rw-r--r--1 root root 0 August 3 13:28 nxyfjkvekl_oldboy.html

-rw-r--r--1 root root 0 August 3 13:28 omqyxuykgq_oldboy.html

-rw-r--r--1 root root 0 August 3 13:28 smkxwfjepd_oldboy.html

-rw-r--r--1 root root 184 August 3 13:28 while.sh

-rw-r--r--1 root root 0 August 3 13:28 wkwmkktdcn_oldboy.html

-rw-r--r--1 root root 0 August 3 13:28 xtznpcuxem_oldboy.html

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Enterprise Shell face question 2: Batch renaming special case *

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The Oldboy string in the result file name in question 1 above will be changed to oldgirl (preferably with a For loop), and the extension HTML will all be changed to uppercase.

Answer:

The For Loop implementation script is as follows:

#!/bin/bash

#date =2017-8-3

Cd/oldboy

For i in ' Ls|grep. *html '

Do

MV $i ' echo $i |sed-r ' s# (. *) _oldboy.html#\1_oldgirl. html# "

Done

Description

650) this.width=650; "src=" Https://s2.51cto.com/wyfs02/M00/9D/A6/wKioL1mDNKjz8XvwAAAENqNwI6o500.png "title=" SS. PNG "alt=" Wkiol1mdnkjz8xvwaaaenqnwi6o500.png "/>

650) this.width=650; "src=" Https://s3.51cto.com/wyfs02/M02/9D/A6/wKioL1mDM_2R8tN-AAAKawvr4CQ952.png "title=" SS. PNG "alt=" Wkiol1mdm_2r8tn-aaakawvr4cq952.png "/>

The script execution results are as follows:

[Email protected] oldboy]# sh for2.sh

Ahqrvgmewi_oldgirl. Html

Cekphjpxmf_oldgirl. Html

Fodvkohejd_oldgirl. Html

Llymsvwhim_oldgirl. Html

Mejlzbfmna_oldgirl. Html

Mxqrnbgmnt_oldgirl. Html

Pkviyuhrum_oldgirl. Html

Shmmlxzkdu_oldgirl. Html

Wmgokfirna_oldgirl. Html

Wmmknomcmy_oldgirl. Html

Other methods reference:http://wutengfei.blog.51cto.com/10942117/1951146

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Enterprise Shell face question 3: Batch Create special requirements user Stories *

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Batch Create 10 System account OLDBOY01-OLDBOY10 and set the password (password is random number, require characters and numbers and so on mixed).

Without a For loop implementation idea: http://user.qzone.qq.com/49000448/blog/1422183723

Answer:

#!/bin/bash

#date =2018-8-3

For i in ' seq-w 1 10 '

Do

Useradd oldboy$i-m

echo "' OpenSSL rand-base64 8 '" |PASSWD--stdin oldboy$i

Done

Description

650) this.width=650; "src=" Https://s1.51cto.com/wyfs02/M01/9D/A7/wKiom1mDNOLAsbmLAAADngr54ks036.png "title=" SS. PNG "alt=" Wkiom1mdnolasbmlaaadngr54ks036.png "/>

650) this.width=650; "src=" Https://s5.51cto.com/wyfs02/M01/9D/A7/wKiom1mDNEuQYuZoAAAG_wynBtY537.png "title=" SS. PNG "alt=" Wkiom1mdneuqyuzoaaag_wynbty537.png "/>

This article is from the "Hand of the Paladin Control" blog, please make sure to keep this source http://wutengfei.blog.51cto.com/10942117/1953452

2017 the latest enterprise face Test shell (i)