Perintah find Linux adalah alat sysadmin yang kuat

Terkadang penting untuk segera menemukan file atau informasi yang diinginkan pada sistem. Terkadang Anda dapat membatasi diri Anda pada fungsi pencarian standar yang sekarang dimiliki oleh pengelola file mana pun, tetapi fungsi tersebut tidak dapat dibandingkan dengan kemampuan terminal.

find – , , :

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• .
• .

:

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• .
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find Linux .

find:

$ find directory-to-search criteria action

:

• directory-to-search ( ) – , find , . , ;
• criteria () – , ;
• action () – , .

s.txt :

$ find . -name "s.txt"
./s.txt

:

• . () –
• -name – . .

-name S.txt . –iname.

$ find . -iname "s.txt"
./s.txt
./S.txt

c .png *.png:

$ find . -name "*.png"
./babutafb.png
./babutafacebook.png
./Moodle2.png
./moodle.png
./moodle/moodle1.png
./genxfacebook.png

. , find png home:

$ find /home -name "*.png"
find: `/home/babuta/.ssh': Permission denied
/home/vagrant/Moodle2.png
/home/vagrant/moodle.png
/home/tisha/hello.png
find: `/home/tisha/testfiles': Permission denied
find: `/home/tisha/data': Permission denied
/home/tisha/water.png
find: `/home/tisha/.cache': Permission denied

, – 2> /dev/null. dev/null, .

find /home -name "*.jpg" 2>/dev/null
/home/vagrant/Moodle2.jpg
/home/vagrant/moodle.jpg
/home/tisha/hello.jpg
/home/tisha/water.jpg

-type , :

• f – ;
• d – ;
• l – ;
• b – (dev);
• c – (dev);
• p – ;
• s – ;

, -type d :

$ find . -type d
.
./.ssh
./.cache
./moodle

, . -size.

• "+" —
• "-" —
• , .

1 (+1G).

$ find . -size +1G
./Microsoft_Office_16.29.19090802_Installer.pkg
./android-studio-ide-183.5692245-mac.dmg

:

• c —
• k —
• M —
• G —

-empty .

$ find . -empty
./.cloud-locale-test.skip
./datafiles
./b.txt
...
./.cache/motd.legal-displayed

-cmin . , ( 60 ), -60:

$ find . -cmin -60
.
./a.txt
./datafiles

, ( 60 ).

, +60.

$ find . -cmin +60

-atime .

$ find . -atime +180

, (180 ).

–user username , :

$ find /home -user tisha 2>/dev/null

tisha home, 2>/dev/null .

-perm – .

$ find /home -perm 777

777.

:

• -and
• -or
• -not

, 1 tisha :

$ find /home  -user tisha  -and  -size +1G  2>/dev/null

tisha, pokeristo, 1 .

$ find /home \( -user pokeristo -or -user tisha \)  -and  -size +1G  2>/dev/null

"\".

find , .

• -delete —
• -ls — :
  
  
  • .
  • inode.
• -print , . .
• -exec .

-delete

, , :

$ find . -empty -delete

. -print.

-exec:

.

-exec command {} \;

:

• command – , . :
  
  
  • rm
  • mv
  • cp
• {} – .
• \; — .

–exec –delete :

$ find . -empty -exec rm {} \;

-exec:

$ find . -name "*.jpg" -exec cp {} /backups/fotos \;

.jpg backups/fotos

find :

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• .
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• ( ).
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, :

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find , – .