131 lines
4.0 KiB
Plaintext
131 lines
4.0 KiB
Plaintext
# Configure the Knot2 agent backend for Devstack
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# Enable this pluging by adding these line to local.conf:
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#
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# DESIGNATE_BACKEND_DRIVER=agent
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# DESIGNATE_AGENT_BACKEND_DRIVER=knot2
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# install_designate_agent_backend - install any external requirements
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# configure_designate_agent_backend - make configuration changes, including those to other services
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# init_designate_agent_backend - initialize databases, etc.
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# start_designate_agent_backend - start any external services
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# stop_designate_agent_backend - stop any external services
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# cleanup_designate_agent_backend - remove transient data and cache
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# Save trace setting
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DP_AGENT_KNOT_XTRACE=$(set +o | grep xtrace)
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set +o xtrace
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# Defaults
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# --------
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KNOT_SERVICE_NAME=knot
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KNOT_CFG_DIR=/etc/knot
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KNOT_VAR_DIR=/var/lib/knot
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KNOT_USER=knot
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KNOT_GROUP=knot
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if is_fedora; then
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echo "only Ubuntu is supported right now"
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fi
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# Entry Points
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# ------------
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# install_designate_agent_backend - install any external requirements
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function install_designate_agent_backend {
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if is_ubuntu; then
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# https://github.com/oerdnj/deb.sury.org/issues/56
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LC_ALL=C.UTF-8 sudo add-apt-repository --yes ppa:cz.nic-labs/knot-dns
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sudo apt-get update
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echo "---- available knot package ---"
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sudo apt-cache show knot
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echo "---- installing knot ---"
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sudo apt-get install -y knot
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else
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echo "only Ubuntu is supported right now"
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exit 1
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fi
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}
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# configure_designate_agent_backend - make configuration changes, including those to other services
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function configure_designate_agent_backend {
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# [re]create the config database
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stop_service knot
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sudo sh -c "rm /var/lib/knot/*zone /var/lib/knot/*/*.mdb -f"
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sudo knotc conf-init -v
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# Create /etc/default/knot
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cat <<EOF | sudo tee /etc/default/knot
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# Created by $0 on $(date)
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KNOTD_ARGS="-C /var/lib/knot/confdb"
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EOF
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# Apply this workaround for bug
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# https://gitlab.labs.nic.cz/labs/knot/issues/455
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sudo sh -c "cd /etc/default/ && test -f knotd || ln -s knot knotd"
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start_service knot
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sleep 1
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# Ensure the confdb is present
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sudo test -f /var/lib/knot/confdb/data.mdb
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# Create the configuration
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MINIDNS_IPADDR=$DESIGNATE_SERVICE_HOST
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sudo knotc conf-begin
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sudo knotc conf-set server.listen $DESIGNATE_SERVICE_HOST@$DESIGNATE_SERVICE_PORT_DNS
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sudo knotc conf-set remote[minidns]
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sudo knotc conf-set remote[minidns].address $DESIGNATE_SERVICE_HOST@$DESIGNATE_SERVICE_PORT_MDNS
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sudo knotc conf-set template[default]
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sudo knotc conf-set template[default].master minidns
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sudo knotc conf-set template[default].acl acl_minidns
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sudo knotc conf-set template[default].semantic-checks on
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# Create localdomain as a workaround for
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# https://gitlab.labs.nic.cz/labs/knot/issues/457
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sudo knotc conf-set zone[localdomain]
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sudo knotc conf-set log.any info
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sudo knotc conf-set log.target syslog
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sudo knotc conf-set acl[acl_minidns]
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sudo knotc conf-set acl[acl_minidns].address $DESIGNATE_SERVICE_HOST
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sudo knotc conf-set acl[acl_minidns].action notify
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echo "--------------"
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sudo knotc conf-diff
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echo "--------------"
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sudo knotc conf-commit
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sudo knotc conf-check
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# Ensure the zone survives a restart
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sleep 1
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sudo service knot restart
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sleep 1
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sudo knotc zone-status localdomain
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echo "Testing Knot: this should return the daemon version"
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dig @$DESIGNATE_SERVICE_HOST -p$DESIGNATE_SERVICE_PORT_DNS version.server CH TXT
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}
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# init_designate_agent_backend - initialize databases, etc.
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function init_designate_agent_backend {
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:
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}
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# start_designate_agent_backend - start any external services
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function start_designate_agent_backend {
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start_service knot
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}
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# stop_designate_agent_backend - stop any external services
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function stop_designate_agent_backend {
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stop_service knot
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}
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# cleanup_designate_agent_backend - remove transient data and cache
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function cleanup_designate_agent_backend {
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:
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}
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# Restore xtrace
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$DP_AGENT_KNOT_XTRACE
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