Menu
Coddy logo textTech
START LEARNING
flag En iconEnglishdown icon

Runtime File Drop

Part of the Introduction to Docker section of Coddy's Terminal journey — lesson 40 of 40.

challenge icon

Challenge

Medium

Deliver a file into a live container and read it back. A file named report.txt is in your directory. Run these commands one after the other:

  1. Start a detached nginx container named host
  2. Copy report.txt into it at /report.txt
  3. Use docker exec to cat /report.txt from inside
  4. Confirm the container is still running with docker inspect --format "{{.State.Status}}"

Try it yourself

Terminal

All lessons in Introduction to Docker

1Introduction

What Is DockerImages And Containers

4Managing Containers

Naming ContainersDetached ContainersListing All ContainersStopping And RemovingRecap - Container Lifecycle

7Files In Images

The COPY InstructionThe WORKDIR InstructionRecap - Package It Up

10Greeting App Project

Project OverviewWrite The DockerfileProject lessonBuild And RunProject lessonPersonalize The GreetingProject lessonShip A Tagged VersionProject lesson

2Images

Pulling ImagesListing ImagesTagging ImagesRecap - Image Wrangler

5Inspecting Containers

Container LogsInspecting DetailsExecuting CommandsRecap - Health Check

8Copying Files

Copy Into A ContainerCopy Out Of A Container

11Final Challenges

Distro DetectiveFull Build PipelineRuntime File Drop

3Running Containers

Running A CommandReal ExecutionDifferent DistrosAuto-Remove ContainersRecap - Container Runner

6Building Images

What Is A DockerfileBuilding An ImageThe CMD InstructionRecap - Image Builder

9Volumes & Networks

VolumesNetworksRecap - Managing Resources