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sxalexander/docker-wildcard-domains.sh

Created March 28, 2015 15:49
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docker-wildcard-domains.sh
#! /bin/sh
# DESCRIPTION Setup wildcard domains using dnsmasq so *.doc is automatically sent to a running boot2docker vm
# MAINTAINER sxalexander@gmail.com
# See:
# https://echo.co/blog/never-touch-your-local-etchosts-file-os-x-again
# https://gist.github.com/r10r/5108046
# http://passingcuriosity.com/2013/dnsmasq-dev-osx/
# check for homebrew
if ! command -v brew >/dev/null; then
echo "Homebrew is not installed. Aborting...";
exit 1
fi
# check for dnsmasq
brew list -1 | grep -Fqx "dnsmasq"
if [[ $? -ne 0 ]]; then
echo "dnsmasq is not installed. Aborting...";
exit 1
fi
# check for boot2docker running
if ! boot2docker ip &>/dev/null; then
echo "boot2docker is not running. Please start it and try again: 'boot2docker up'"
exit 1
fi
# make folder for dynamic domains. NOTE: this requires a directive of `conf-dir=/usr/local/etc/dnsmasq.d/` to be set in dnsmasq.conf
[ -d $(brew --prefix)/etc/dnsmasq.d/ ] || mkdir -p $(brew --prefix)/etc/dnsmasq.d
# add a new conf file to instruct dnsmasq to ANSWER all requests to a *.doc domain with the boot2docker ip
echo "address=/.doc/$(boot2docker ip)\nlocal=/doc/" > $(brew --prefix)/etc/dnsmasq.d/doc.conf
# echo "address=/.doc/127.0.0.1\nlocal=/doc/" > $(brew --prefix)/etc/dnsmasq.d/doc.conf
# instruct OS X to CHECK dnsmasq locally for all *.doc top level domain requests
[ -d /etc/resolver ] || mkdir -v /etc/resolver
sudo bash -c 'echo "nameserver 127.0.0.1" > /etc/resolver/doc'
# restart
sudo launchctl stop homebrew.mxcl.dnsmasq
sudo launchctl start homebrew.mxcl.dnsmasq
sudo discoveryutil mdnsflushcache
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