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Deploying Golang apps to Docker
Project Address: Https://github.com/EDDYCJY/go ... (Get in the car, support a wave)Original address: Https://segmentfault.com/a/11 ...
Note:
You need to install docker and match the image source before you start.
This section of the source co
1. Docker Container Restart policy
The restart policy for Docker containers is a start-up strategy for production environments that can be ignored during the development process.
Docker container restarts are done by the Docker daemon and are therefore closely related to the
installation and basic commands for Docker
first, the installation of Docker
Here only the CentOS system installation docker, operating system kernel version requirements above 3.10 and must be 64 bits, generally centos 6.5 or above, if not sure, you can view the kernel version, typing command
Uname-r
Yum installation Command
Yum-y Install
makecache fast
Optional. Enable edge and test repositories. These repositories are included in the preceding docker. repo file, but are disabled by default. You can enable them with a stable repository.Sudo yum-config-manager -- enable docker-ce-edge
Sudo yum-config-manager -- enable docker-ce-test# DisableSudo yum-config-manager -- disable
environment, by Docker we can incorporate the environment in which the program is running into version control, excluding the possibility that the environment will result in different operational results. But these requirements, while driving the emergence of virtualization technology, but without the right underlying technical support, then we still do not have a perfect product. The remainder of this article will introduce the core technologies use
docker-compose.yml. Upload to MYVM1 using Docker-machine SCP:
Docker-machine SCP docker-compose.yml myvm1:~
We're going to start using swarm to deploy. Same as Docker stack deploy:
Docker
for environments and development environments that are continuously integrated.The difference between Docker and virtual machine In fact, both Docker and virtual machines are virtualization technologies. And virtualization technology has a lot of different kinds. such as VMS, KVM, and the virtualization of the early Xen. Docker, however, belongs to OS-level virt
start the daemon there:
Note: The deferred deletion option, dm.use_deferred_deletion=true is not a yet Supportedon CentOS, RHEL, or Ubuntu 14.04 when using the de Fault kernel. Support is added in Theupstream kernel version 3.18.
--storage-driver=devicemapper --storage-opt=dm.thinpooldev=/dev/mapper/docker-thinpool --storage-opt=dm.use_deferred_removal=true --storage-opt=dm.use_defe
+p, and then ctrl+q, can be kept in the background to run, using Docker PS can be queried, if you feel trouble, you can specify a name at run time:Docker run-i-T--name containername imagesNamed ContainerName, using Docker PS, you can query toWhen the container exits, the container is started again, and the Docker start
First, make sure the network is unblocked:I am using a virtual machine: Vmware®workstation pro+cent OS7 64-bitOpen command Execution page after login:Start executing the following command1. Uninstalling the old version of Docker and its associated dependenciessudo yum remove docker docker-common container-selinux docker
start the private source:docker run -d -p 8003:5000 --name registry -v /tmp/registry:/tmp/registry docker.io/registry:latestAs shown in.In the Start command, the open port is set to port 8003, so the address of the private source is: 45.77.138.242:8003
hint: This kind of private source is the HTTP mode, and there is no authorization mechanism, so if the public network open, you need to use a firewa
Docker deployment Environment: CentOS release 6.5 (Final)1. Edit the Docker configuration file because the registry service we started is not secure and trustworthy. So we need to modify the Docker configuration file,[Email protected]]# vim/etc/sysconfig/Dockerother_args="--insecure-registry= 192.168.1.243:5000-h tcp://0.0.0.0:235-h unix:///var/run/docker.sock"2.
introduction to the Docker technology. It focuses on the support provided by Azure for Docker. For more information, see the Docker getting started tutorial.
Create a Docker Host on Azure
Docker can run under the Linux operating system. To use
This is a creation in
Article, where the information may have evolved or changed.
"The editor's words" B station has been concerned about the development of Docker, last year successfully implemented Docker on the core SLB (tengine) cluster. This year we chose Mesos after comparing the various Docker implementations. Combined with CIAMP;CD, the
includes hierarchical information from the parent layer. It is important to note that both read-only and read-only layers contain metadata.In addition, each layer includes a pointer to the parent layer. If a layer does not have this pointer, it means it is at the bottom.Metadata Location:I found that in my own host, the metadata for the image layer is stored in a file called "JSON", such as:/var/lib/docker/graph/e809f156dc985.../jsone809f156dc985 ...
Docker user survey in the Yunqi community, where only 10% of users already use Docker in the production environment. This result is very different from the Foreign survey in the same period. For example, in DockerCon2016, Docker published a report that 60% of foreign users have used Docker in the production environmen
. Hello World4.1. Download the official Ubuntu image[Email protected]:~$ sudo docker pull Ubuntu #pull命令需要到国外的镜像仓库, pulling the mirror, because of the GFW relationship, the likelihood of pull failure is great4.2. Run Hello World[Email protected]:~$ sudo docker run Ubuntu/bin/echo Hello World5. Common Docker commands5.1, docke
to a local mirror library, for example[Plain]View PlainCopy
sudo docker load--input Ubuntu_14.04.tar
Or[Plain]View PlainCopy
$ sudo docker load
This imports the image and its associated metadata information (including tags, and so on).Ii. container-related commands1. Start the containerThere are two ways to
Docker Getting Started overview
Docker Getting Started overview
Write in front
Overview
What is Docker
What is Docker Engine
The usefulness of Docker
Installation
Ubuntu
Mac OS X
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