MyShaarli/doc/Docker.md

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2016-04-14 14:20:23 +02:00
#Docker
- [Docker usage](#docker-usage)[](.html)
- [Get and run a Shaarli image](#get-and-run-a-shaarli-image)[](.html)
- [Resources](#resources)[](.html)
## Docker usage
### Basics
Install [Docker](https://www.docker.com/), by following the instructions relevant[](.html)
to your OS / distribution, and start the service.
#### Search an image on [DockerHub](https://hub.docker.com/)[](.html)
```bash
$ docker search debian
NAME DESCRIPTION STARS OFFICIAL AUTOMATED
ubuntu Ubuntu is a Debian-based Linux operating s... 2065 [OK][](.html)
debian Debian is a Linux distribution that's comp... 603 [OK][](.html)
google/debian 47 [OK][](.html)
```
#### Show available tags for a repository
```bash
$ curl https://index.docker.io/v1/repositories/debian/tags | python -m json.tool
% Total % Received % Xferd Average Speed Time Time Time Current
Dload Upload Total Spent Left Speed
100 1283 0 1283 0 0 433 0 --:--:-- 0:00:02 --:--:-- 433
```
Sample output:
```json
[[](.html)
{
"layer": "85a02782",
"name": "stretch"
},
{
"layer": "59abecbc",
"name": "testing"
},
{
"layer": "bf0fd686",
"name": "unstable"
},
{
"layer": "60c52dbe",
"name": "wheezy"
},
{
"layer": "c5b806fe",
"name": "wheezy-backports"
}
]
```
#### Pull an image from DockerHub
```bash
$ docker pull repository[:tag][](.html)
$ docker pull debian:wheezy
wheezy: Pulling from debian
4c8cbfd2973e: Pull complete
60c52dbe9d91: Pull complete
Digest: sha256:c584131da2ac1948aa3e66468a4424b6aea2f33acba7cec0b631bdb56254c4fe
Status: Downloaded newer image for debian:wheezy
```
## Get and run a Shaarli image
### DockerHub repository
The images can be found in the [`shaarli/shaarli`](https://hub.docker.com/r/shaarli/shaarli/)[](.html)
repository.
### Available image tags
- `latest`: master branch (tarball release)
- `stable`: stable branch (tarball release)
- `dev`: master branch (Git clone)
All images rely on:
- [Debian 8 Jessie](https://hub.docker.com/_/debian/)[](.html)
- [PHP5-FPM](http://php-fpm.org/)[](.html)
- [Nginx](http://nginx.org/)[](.html)
### Download from DockerHub
```bash
$ docker pull shaarli/shaarli
latest: Pulling from shaarli/shaarli
32716d9fcddb: Pull complete
84899d045435: Pull complete
4b6ad7444763: Pull complete
e0345ef7a3e0: Pull complete
5c1dd344094f: Pull complete
6422305a200b: Pull complete
7d63f861dbef: Pull complete
3eb97210645c: Pull complete
869319d746ff: Already exists
869319d746ff: Pulling fs layer
902b87aaaec9: Already exists
Digest: sha256:f836b4627b958b3f83f59c332f22f02fcd495ace3056f2be2c4912bd8704cc98
Status: Downloaded newer image for shaarli/shaarli:latest
```
### Create and start a new container from the image
```bash
# map the host's :8000 port to the container's :80 port
$ docker create -p 8000:80 shaarli/shaarli
d40b7af693d678958adedfb88f87d6ea0237186c23de5c4102a55a8fcb499101
# launch the container in the background
$ docker start d40b7af693d678958adedfb88f87d6ea0237186c23de5c4102a55a8fcb499101
d40b7af693d678958adedfb88f87d6ea0237186c23de5c4102a55a8fcb499101
# list active containers
$ docker ps
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
d40b7af693d6 shaarli/shaarli /usr/bin/supervisor 15 seconds ago Up 4 seconds 0.0.0.0:8000->80/tcp backstabbing_galileo
```
### Stop and destroy a container
```bash
$ docker stop backstabbing_galileo # those docker guys are really rude to physicists!
backstabbing_galileo
# check the container is stopped
$ docker ps
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
# list ALL containers
$ docker ps -a
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
d40b7af693d6 shaarli/shaarli /usr/bin/supervisor 5 minutes ago Exited (0) 48 seconds ago backstabbing_galileo
# destroy the container
$ docker rm backstabbing_galileo # let's put an end to these barbarian practices
backstabbing_galileo
$ docker ps -a
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
```
## Resources
### Docker
- [Interactive Docker training portal](https://www.katacoda.com/courses/docker/) on [Katakoda](https://www.katacoda.com/)[](.html)
2016-04-14 14:20:23 +02:00
- [Where are Docker images stored?](http://blog.thoward37.me/articles/where-are-docker-images-stored/)[](.html)
- [Dockerfile reference](https://docs.docker.com/reference/builder/)[](.html)
- [Dockerfile best practices](https://docs.docker.com/articles/dockerfile_best-practices/)[](.html)
- [Volumes](https://docs.docker.com/userguide/dockervolumes/)[](.html)
### DockerHub
- [Repositories](https://docs.docker.com/userguide/dockerrepos/)[](.html)
- [Teams and organizations](https://docs.docker.com/docker-hub/orgs/)[](.html)
- [GitHub automated build](https://docs.docker.com/docker-hub/github/)[](.html)
### Service management
- [Using supervisord](https://docs.docker.com/articles/using_supervisord/)[](.html)
- [Nginx in the foreground](http://nginx.org/en/docs/ngx_core_module.html#daemon)[](.html)
- [supervisord](http://supervisord.org/)[](.html)