serhiikhmaruk / test_ggs

Basic work with files

• Create directory test1

mkdir test1

• Create file test1.txt inside the test1 directory

touch test1/test1.txt or vim/cat

• Create copy of folder test1 with name test2

cp -R test1 test2

• Delete file test1.txt inside test2 directory

rm -rf test2/test1.txt 

• Rename test2 folder into directory_without_file

mv test2 directory_without_file

• Insert 'test1' text into test1/test1.txt file

cat > test1/test1.txt or vim
  test1

• print the text from the test1/test1.txt file

less test1/test1.txt or cat

• Insert 'test2' into the end of test1/test1.txt file

echo "test2" >> test1/test1.txt or vim

• print the text from the test1/test1.txt file

less test1/test1.txt or cat

• check the size of test1 directory -

du -sh test1 or stat 

Permissions

• Create test directory and block access for all to it:

mkdir khmaruk
chmod 000 khmaruk

• Try to remove that directory:

rm -rf khmaruk 
I could not open the folder, but I was able to delete it.

• Create simple script which prints current date. Try to execute it:

vim nowdate.sh
Let's write command - date
Let's add execution rights - chmod +x nowdate.sh
Run the script - ./nowdate.sh

Log checking

• Count lines in the file test.txt

wc -l file.txt 

• Show last 3 lines from the test.txt file

tail -3 file.txt

• Hom many uniq IP addresses accessed the website?

less test.txt | cut -d' ' -f1 | uniq | wc -l

!!!!!!!!!!!IN PROCESS!!!!!!!!!!!

Final result may vary.

• IP address with most requests -

less test.txt | cut -d' ' -f1 | sort -t " " -k 1 | uniq -c

• Top 3 IP addresses by amount of POST requests -

processing...

• Which IP addresses received 403 error?:

less test.txt | grep 403 | cut -d' ' -f1 | sort  | uniq -c
or
less test.txt | grep 403

• Task with * . Write script to show which pages Google checked from the website -

processing...

Replace

Replace IP address with most requests on 127.0.0.1 in test.txt file

processing...