Linux Bash Shell Script Mantığı - Linux Öğren #2 | Devops Yolu

https://www.linkedin.com/in/kemalgokhan/
https://github.com/kemal-gokhan/bash-scripts
https://www.youtube.com/watch?v=Q6oO6iZAJyA&t=699s

Merhaba arkadaşlar,

Bu video da BASH ya da SHELL Script yazmanın nasıl olduğunu kısaca anlatmak istedim. Bununla ilgili örnekler çokça var. Bu başlangıç videosu ile kendinizi daha da geliştirebilirsiniz.

Aşağıdaki kaynakları da kullanabilirsiniz.
Variable atamak için boşluk bırakılmayacaktır.
Değişken kullanmak için $ işareti kullanmamızlazım.
alias kullanmak da önemlidir. alias kısayoldur. alias ping='ping -c 5'

Dosya operatörleri
-b file Checks if file is a block special file; if yes, then the condition becomes true. [ -b $file ] is false.
-c file Checks if file is a character special file; if yes, then the condition becomes true. [ -c $file ] is false.
-d file Checks if file is a directory; if yes, then the condition becomes true. [ -d $file ] is not true.
-f file Checks if file is an ordinary file as opposed to a directory or special file; if yes, then the condition becomes true. [ -f $file ] is true.
-g file Checks if file has its set group ID (SGID) bit set; if yes, then the condition becomes true. [ -g $file ] is false.
-k file Checks if file has its sticky bit set; if yes, then the condition becomes true. [ -k $file ] is false.
-p file Checks if file is a named pipe; if yes, then the condition becomes true. [ -p $file ] is false.
-t file Checks if file descriptor is open and associated with a terminal; if yes, then the condition becomes true. [ -t $file ] is false.
-u file Checks if file has its Set User ID (SUID) bit set; if yes, then the condition becomes true. [ -u $file ] is false.
-r file Checks if file is readable; if yes, then the condition becomes true. [ -r $file ] is true.
-w file Checks if file is writable; if yes, then the condition becomes true. [ -w $file ] is true.
-x file Checks if file is executable; if yes, then the condition becomes true. [ -x $file ] is true.
-s file Checks if file has size greater than 0; if yes, then condition becomes true. [ -s $file ] is true.
-e file Checks if file exists; is true even if file is a directory but exists. [ -e $file ] is true.

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#shell #linux #devops #bashscript #shellscript #devopsyolu #devopstürkçe