- Create file test1.txt inside the test1 directory.
- Create copy of folder test1 with name test2.
- Delete file test1.txt inside test2 directory.
- Rename test2 folder into directory_without_file
mv test2 directory_without_file
- Insert 'test1' text into test1/test1.txt file.
echo 'test1' > test1/test1.txt
- print the text from the test1/test1.txt file.
- Insert 'test2' into the end of test1/test1.txt file.
echo 'test2' >> test1/test1.txt
- print the text from the test1/test1.txt file.
- Create test directory and block access for all to it.
mkdir testdir
chmod 000 testdir
- Try to remove that directory.
- Create simple script which prints current date. Try to execute it.
Скрипт тут
- Count lines in the file test.txt.
- Show last 3 lines from the test.txt file.
- Hom many uniq IP addresses accessed the website ?
awk '{ print $1 } ' test.txt | sort | uniq | wc -l
- IP address with most requests.
awk '{ print $1}' test.txt | sort | uniq -c | sort -nr | head -n 1
- Top 3 IP addresses by amount of POST requests.
grep POST test.txt | awk '{ print $1}' | sort | uniq -c | sort -nr | head -n 3
- Which IP addresses received 403 error ?
grep ' 403 ' test.txt | awk '{ print $1}'
- Task with * . Write script to show which pages Google checked from the website
Скрипт тут
bash googlescript.sh
/fujix/common/images/renew2009/bnr/bar_latvia.gif
/greenbox/greenbox/cabinet/list7/7146.jpg
/?option=com_k2&view=itemlist&task=user&id=141953
/robots.txt
...