Mission 145

Dirname in scripts

Use dirname to reason about script paths.

Shell scripting
8 minutes Advanced Lesson 145 of 360
dirnamepwd
Lesson 145 of 360 0/360 lessons 0/17 missions Shell scripting · 8 minutes
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learner@clairos:/home/learner $ Unix ops lab: type a command, press Enter
Instructions 8 minutes

Click any instruction for the command details, the why, and the common mistake to avoid.

Print script directory

Run dirname scripts/deploy.sh.

dirname scripts/deploy.sh
Print config directory

Run dirname /etc/nginx/sites-available/learn.conf.

dirname /etc/nginx/sites-available/learn.conf
Confirm working directory

Run pwd.

pwd
Lesson support

What to notice while you play.

Objective

Use dirname to reason about script paths.

Hint

Run the commands in order and compare the outputs.

Why it matters

Junior operators build confidence by gathering evidence before changing systems.

Common mistakes
  • Skipping the inspection step.
  • Assuming one command tells the whole story.
Reference

Commands in this lesson.

pwd

Print the current working directory.