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@ianlintner-wf
Last active October 29, 2019 20:16
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A basic shell script to use a configuration file to update local development hosts ip running on docker-machine (virtual box) and Mac OSX
#!/usr/bin/env bash
#Usage docker-machine-update-hosts.sh hosts.conf default
#arg1 is a configuration file with hosts
#arg2 is the docker-machine name e.g. default
DOCKER_IP=$(docker-machine ip $2)
echo "$2 ip: $DOCKER_IP"
#Remove existing lines from hosts
while IFS='' read -r line || [[ -n "$line" ]]; do
echo "Removing existing domain $line"
sudo sed -i '' '/'$line'/d' /etc/hosts
done < "$1"
#Add new hosts to the bottom of the file
while IFS='' read -r line || [[ -n "$line" ]]; do
echo "Adding entry $DOCKER_IP $line"
sudo echo "$DOCKER_IP $line" >>/etc/hosts
done < "$1"
example.dev
other-site.local
my-site.com
@jalexanderfox
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you could do:

machine_name=${2:-$(docker-machine active)}
DOCKER_IP="$(docker-machine ip $machine_name)"

if you wanted to default the second parameter to the "active" docker-machine name.

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