update-zone #577

	# Workflow used for daily updates of the .ch zone file
	name: update-zone

	# Controls when the workflow will run
	on:
	schedule:
	- cron: '45 0 * * *'

	jobs:
	update-zone:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v3

	# make sure dig is installed
	- name: Install package dnsutils
	run: sudo apt-get install dnsutils

	# do the zone transfer
	- name: Zone transfer
	run: dig -y hmac-sha512:tsig-zonedata-ch-public-21-01:stZwEGApYumtXkh73qMLPqfbIDozWKZLkqRvcjKSpRnsor6A6MxixRL6C2HeSVBQNfMW4wer+qjS0ZSfiWiJ3Q== @zonedata.switch.ch +noall +answer +noidnout +onesoa AXFR ch. > ch.txt

	# extract domains
	- name: Extract domains
	run: grep -P "IN\sNS" ch.txt \| awk '{print $1}' \| sort \| uniq > ch_uniq.txt

	# commit back to repo
	- name: Commit new domains
	run: \|
	git config --global user.name 'Antoine Neuenschwander'
	git config --global user.email '[email protected]'
	git add ch_uniq.txt
	git commit -m $(head -1 ch.txt \| awk '{print $7}')
	git push

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