Docker InspectEstimated reading Time:2 minutes
Description
Return low-level information on Docker objects Usage
Docker inspect [OPTIONS] name|id [name|id ...]
Options
Name, Shorthand
Default
Description
--format, F
Format the output using the given go template
Docker Inspect: gets the metadata for the container/mirror.GrammarDocker inspect [OPTIONS] name|id [name|id ...]Options Description:
- F: Specifies the template file for the return value.
- S: Displays the total file size.
--type: returns JSON for the specified type.
InstanceGets the meta information for the mirrored mysql:5.6:
--dir /app/src[...]16. Label
The label command is used to add metadata to an image. The elements are specified as key-value pairs.
LABEL
When you use label to specify metadata, one label can specify one or more metadata items. When multiple metadata items are specified, different metadata items are separated by spaces. We recommend that you specify all metadata using a label command to avoid generating too many intermediate images.LABEL version="1.0
Basic concepts:
Container
Container. Each container can be viewed as a standalone host. The creation of container usually has an image as its template. Analogy to a virtual machine can be understood as image is the mirror of the virtual machine, and container is a running virtual machine. A virtual machine image can create multiple running virtual h
Registry operations
Docker login # log on to a registry
Docker search # search for images from the registry Repository
Docker pull # download the image from the repository to your local device
Docker push # push an image to
One of the most frequently encountered problems in learning Docker recently is that, when downloading Docker image, because of a well-known network failure, there are many solutions on the web, such as the use of a domestic mirroring service like the Docker Hub Mirror, But for personal reasons (lucky to have a foreign
http://blog.csdn.net/pipisorry/article/details/51330126Docker Directory AnalysisinstallationDocker, the default installation location is/var/lib/docker. $sudo ls/var/lib/docker/Aufs Containers Graph Init linkgraph.db repositories-aufsTMP Trust volumesREPOSITORIES-AUFS: A JSON file that records the image name and the corresponding IDGraph: The metadata for the dow
GitLab construction and maintenance (based on Docker image sameersbn/docker-gitlab)1. Read the basics of this Article
Familiar with git
Familiar with docker
2. GitLab introduction 2.1. Overview
GitLab is an open-source project used for warehouse management systems. A web service built on Git as a code management t
Three docker components: Image and docker1. Images of Docker's three major components.
A corresponding image must exist locally before Docker runs the container. If the image does not exist locally, Docker downloads the
1 First you have to prepare a hub account, go to https://hub.docker.com register it!2 Create a new warehouse at the hub, which is similar to the one on GitHub. Creation---> Create repository (Creating a knowledge Base) and then just a name, I'll call it Ubuntu, so the path is Wherein/ubuntu.3 Run Docker PS View container, here is to get to container ID4 Commit a container command: Docker commit CONTAINER ID
Docker image, container, warehouse concept
Docker mirroring
Docker mirroring (image) is similar to a virtual machine image, and can be interpreted as a read-only template for the Docker
Build a Docker registry private image to resolve the Docker private warehouse push error
applies To: Docker 1.8 Environment: Centos7
Each version of the Docker modification configuration content is different, please be optimistic about the installation of the
Docker is becoming more and more popular, and if your team is ready to start using Docker, then a private repository is essential, first of all to help you speed up the pull image from the server, and, second, to help you store a private image. This article is about how to open a images backup from a public server to a
Docker there's a dockerfile, why should we use him?To put it simply: we used to Docker run to create a Docker container that sometimes comes with a lot of parameters.Like what:
The code is as follows
Copy Code
Docker run-d-P 22-p 8080:8080 Ruifengyun/ubunt-redis "Redis-server redis.conf /us
The command used in Dockerfile has a base image specified from the from from, and in general a usable dockerfile must be from for the first instruction.
As for the image, it can be any image image that is reasonably present.
The from must be the first non-annotated instruction Dockerfile.
The from can appea
One for building and pushingDockerof the MirrorMavenPlug - ins.Use the Maven plugin to build the Docker image, Docker mirror push it to the DockerHub top, or the private warehouse, the previous article is handwritten Dockerfile , this article with the open source plug-in docker-maven-plugin operationThe following actio
1. Generating a Docker image for an ASP. NET Core ApplicationDownload this case project: Https://github.com/dotnet/dotnet-docker/tree/master/samples/aspnetappWhen the download is complete, generate a mirror named Aspnetapp image for this project.Docker build-t Aspnetapp.In order to make a difference I created a a.html
Summary
General idea: The Yum command installs Docker directly, downloads the desired image and launches
1, Environment, CENTOS7 Minimal 64-bit, Docker must have 64-bit system2. Install directly via Yum command, Yum installs Docker3. Start Docker and set it to boot(1) Start, systemctl start Docker.service(2) boot up,
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