docker-hosts configuration script
Python script that help you to easily configure new domains with your docker instance's IP or any custom IP in your host machine.
Automatizing your docker setup :)
Options
$ python dockerhostconf.py -h
Usage: dockerhostconf.py [options]
Options:
-h, --help show this help message and exit
-r ROUTE, --route=ROUTE
Hosts alternative Path
-i DMIP, --ip=DMIP Custom IP address
-d DOMAINS, --domain=DOMAINS
Custom domain or domain, f.e -d
mydomain.com,mydomain2.com
-n DMNAME, --name=DMNAME
docker-machine's name to configure, by default docker-
machine calls it <default>
-o override strings found in file
Usage with docker
It uses docker machine to get it´s IP and configure your /etc/hosts
file.
Example
$ python dockerhostconf.py -d myDockerDomain.com
[Config]: docker-machine's IP <192.168.99.100>
DOMAINS
myDockerDomain.com
[Config]: Checking hosts file...
IP <192.168.99.100> is allready assigned to a domain,
do you want to override it? (y/n): y
[Check]: Domain myDockerDomain.com not used ✓
[Config]: Writing files...
Password:
[Write]: Files written...✓
Do you want to create a backup file .old? (y/n): n
[Write]: Restoring permissions...✓
$ cat /etc/hosts
...
192.168.99.100 myDockerDomain.com
Custom IPs
It does not need to be used specifically for docker. It can be used to set custom IPs and domains.
Example
$ python dockerhostconf.py -i 192.168.2.1 -d mydomain.com,mydomain2.com
DOMAINS
mydomain.com
mydomain2.com
[Config]: Checking hosts file...
[Check]: IP not used ✓
[Check]: Domain mydomain.com not used ✓
[Check]: Domain mydomain2.com not used ✓
[Config]: Writing files...
Password:
[Write]: Files written...✓
Do you want to create a backup file .old? (y/n): n
[Write]: Restoring permissions...✓
$ cat /etc/hosts
...
192.168.2.1 mydomain.com mydomain2.com
Include the script as alias
$ echo "alias dhostconf='python <local file location>/dockerhostconf.py'" >> ~/.bash_profile
# to apply alias
$ source ~/.bash_profile
$ dhostconf -h
Usage: dockerhostconf.py [options]
Options:
-h, --help show this help message and exit
-r ROUTE, --route=ROUTE
Hosts alternative Path
-i DMIP, --ip=DMIP Custom IP address
-d DOMAINS, --domain=DOMAINS
Custom domain or domain, f.e -d
mydomain.com,mydomain2.com
-n DMNAME, --name=DMNAME
docker-machine's name to configure, by default docker-
machine calls it <default>
-o override strings found in file