The docker:dind image is required because it actually starts up the docker daemon when it is brought up by a runner.
The docker cli can exist on a host/container without having the daemon running and can be pointed to control a daemon running somewhere else.
I believe you could technically use the… Answer from tmos22 on forum.gitlab.com
Docker Hub
hub.docker.com › _ › docker
docker - Official Image | Docker Hub
Where to get help: the Docker Community Slack, Server Fault, Unix & Linux, or Stack Overflow · (See "What's the difference between 'Shared' and 'Simple' tags?" in the FAQ.) 29.8.1-cli, 29.8-cli, 29-cli, cli, 29.8.1-cli-alpine3.24 · 29.8.1-dind, 29.8-dind, 29-dind, dind, 29.8.1-dind-alpine3.24, 29.8.1, 29.8, 29, latest, 29.8.1-alpine3.24
Why `services: docker:dind` is needed while already having `image: docker`?
Hello everybody, If I want to use ... why I need to have for that job also the following service config? build_job: image: docker:latest services: - docker:dind I was thinking that since the job will be ran inside th...... More on forum.gitlab.com
Should both "image" and "services" be dind or not?
Service should be docker-dind. The image used for job should not. Both images may be almost the same, just with different entrypoints so non-dind image won’t work as a docker service. Even if a runner runs on a docker, you won’t have access to this service for security reasons. That’s why you need to run dind on top of it. More on reddit.com
Any specific security concerns when running Docker in Docker
One alternative is to use something like Kaniko. More on reddit.com
GitLab is The DevSecOps Platform
GitLab is the DevSecOps platform. Software. Faster. More on reddit.com
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Docker Build Jobs in Jenkins CI/CD Pipeline Container on Linux ...
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Unlocking Docker Inside Docker: The DIND Revolution
Drone
docs.drone.io › pipeline › docker › examples › services › docker_dind
Docker (dind) | Drone
--- kind: pipeline name: default steps: - name: test image: docker:dind volumes: - name: dockersock path: /var/run commands: - sleep 5 # give docker enough time to start - docker ps -a services: - name: docker image: docker:dind privileged: true volumes: - name: dockersock path: /var/run volumes: - name: dockersock temp: {}
GitLab
forum.gitlab.com › gitlab ci/cd
Why `services: docker:dind` is needed while already having `image: docker`? - GitLab CI/CD - GitLab Forum
October 3, 2020 - Hello everybody, If I want to use the docker commands in a job (for example for building an image or pushing to a registry), I understood that within the image: part of the job I have to have an image in which the docker command is available… So let’s simply have: build_job: image: docker:latest But then, why I need to have for that job also the following service config? build_job: image: docker:latest services: - docker:dind I was thinking that since the job will be ran inside th...
GitHub
github.com › meyayl › docker-dind
GitHub - meyayl/docker-dind: docker in docker + docker-compose · GitHub
services: docker-dind: image: meyay/docker-dind:20.10.7 container_name: docker-dind privileged: true restart: always networks: macvlan0: ipv4_address: 192.168.200.17 ipc: host environment: TZ: Europe/Berlin volumes: - /volume1/docker/dind/root-data:/var/lib/docker:shared - /volume1/docker/dind/data:/data:shared networks: macvlan0: driver: macvlan driver_opts: parent: ovs_eth0 ipam: config: - subnet: 192.168.200.0/24 gateway: 192.168.200.1 ip_range: 192.168.200.17/32
Author: meyayl
OneUptime
oneuptime.com › home › blog › how to run docker inside docker (dind) safely
How to Run Docker Inside Docker (DinD) Safely
January 16, 2026 - services: dind: image: docker:dind privileged: true environment: - DOCKER_TLS_CERTDIR=/certs volumes: - docker-certs-ca:/certs/ca - docker-certs-client:/certs/client - dind-storage:/var/lib/docker docker-client: image: docker:latest environment: - DOCKER_HOST=tcp://dind:2376 - DOCKER_TLS_VERIFY=1 - DOCKER_CERT_PATH=/certs/client volumes: - docker-certs-client:/certs/client:ro depends_on: - dind command: docker info volumes: docker-certs-ca: docker-certs-client: dind-storage:
Medium
srivastavayushmaan1347.medium.com › setting-up-docker-inside-docker-dind-a-comprehensive-guide-0b8f6029f3d0
Setting Up Docker Inside Docker (DIND): A Comprehensive Guide | by Ayushmaan Srivastav | Medium
October 5, 2024 - It’s particularly useful in continuous integration (CI) environments, where containerized builds need to run Docker commands, such as in Jenkins, GitLab CI, or CircleCI. Isolated Environments: It allows testing, building, and running containers in completely isolated environments. CI/CD Pipelines: DIND is widely used in CI/CD tools to execute Docker commands during builds.
Nestybox Blog Site
blog.nestybox.com › 2019 › 09 › 14 › dind.html
Secure Docker-in-Docker with System Containers | Nestybox Blog Site
September 14, 2019 - I will then describe how Nestybox system containers offer an alternative option that overcomes the shortcomings of these other options. In the DinD approach, the Docker daemon runs inside a container and any (child) containers it creates exist inside said container (i.e., child containers are ...
Harness Developer Hub
developer.harness.io › continuous integration › use harness ci › manage dependencies › run docker-in-docker in a build stage
Run Docker-in-Docker in a Build stage | Harness Developer Hub
For example, if you want to build images from two separate codebases in the same pipeline: One with a Build and Push to Docker step and another with Docker commands in a Run step. To configure DinD in Harness CI, you need to add a DinD Background step and a Run step that runs Docker commands to your pipeline.