Update the readme_template with Docker instructions.

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Steven Black 2020-10-14 23:14:47 -04:00
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@ -63,7 +63,28 @@ folder tree, where you will find the data for `fakenews`, `social`, `gambling`,
## Generate your own unified hosts file
To generate your own unified hosts file you will need Python 3.5 or later.
You have two options to generate your own hosts file. You can do it in your own environment, or within a Docker container. We'll cover Docker first because it's a short section.
### Option 1: Generate in a Docker container
We provide a [Dockerfile](https://github.com/StevenBlack/hosts/blob/master/Dockerfile) that you can use to create a Docker container with everything you need.
The container will contain Python 3 and all its dependency requirements, and a copy of the latest version of this repository.
Build the Docker container like this:
```
docker build ./
```
Access the terminal like this:
```
docker run -it (containerid) bash
```
### Option 2: Generate it in your own environment.
To generate your own amalgamated hosts files you will need Python 3.5 or later.
First, install the dependencies with:
@ -73,7 +94,9 @@ pip3 install --user -r requirements.txt
**Note** we recommend the `--user` flag which installs the required dependencies at the user level. More information about it can be found on pip [documentation](https://pip.pypa.io/en/stable/reference/pip_install/?highlight=--user#cmdoption-user).
To run unit tests, in the top-level directory, run:
### Common steps regardless of your development environment.
To **run unit tests**, in the top-level directory, run:
```sh
python3 testUpdateHostsFile.py
@ -84,10 +107,6 @@ local `data/` subfolder. The script will prompt you whether it should fetch upd
(from locations defined by the `update.json` text file in each source's folder). Otherwise, it
will use the `hosts` file that's already there.
### Usage
#### Using Python 3:
```sh
python3 updateHostsFile.py [--auto] [--replace] [--ip nnn.nnn.nnn.nnn] [--extensions ext1 ext2 ext3]
```