Add ifstated to home gw hosts
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3 changed files with 53 additions and 0 deletions
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@ -18,3 +18,6 @@ network_ether_interfaces:
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# use custom firewall config
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# use custom firewall config
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firewall_src: pf.conf.gw_home
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firewall_src: pf.conf.gw_home
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# ifstated config
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ifstated_config: ifstated-home.conf.j2
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@ -11,6 +11,7 @@
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roles:
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roles:
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- base
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- base
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- ifstated
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tasks:
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tasks:
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- name: use configured dns servers and domain name
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- name: use configured dns servers and domain name
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49
roles/ifstated/templates/ifstated-home.conf.j2
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49
roles/ifstated/templates/ifstated-home.conf.j2
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@ -0,0 +1,49 @@
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init-state auto
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if_carp_up="carp1.link.up"
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if_carp_down="carp1.link.down"
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state auto {
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if $if_carp_up {
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set-state master
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}
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if $if_carp_down {
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set-state backup
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}
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}
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state master {
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init {
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# spoof mac to keep dhcp lease in sync with both gw's
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run "/sbin/ifconfig vio1 lladdr {{ gw_home_mac }} up"
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# flush routes and run dhclient and dhcpcd
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run "/sbin/route -qn flush"
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run "/sbin/dhclient vio1"
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#run "/sbin/rcctl restart dhcpcd > /dev/null"
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# reset firewall rules
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run "pfctl -f /etc/pf.conf"
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}
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if $if_carp_down {
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set-state backup
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}
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}
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state backup {
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init {
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# kill dhclient (TODO: better command for this)
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run "pkill -9 dhclient"
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# bring down interface and reset mac
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run "/sbin/ifconfig vio1 delete lladdr {{ gw_home_mac }} down"
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# flush routes and fix default route
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run "/sbin/route -qn flush"
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{% if inventory_hostname == "gw01.home.foo.sh" %}
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run "/sbin/route -qn add default 172.20.21.2"
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{% elif inventory_hostname == "gw02.home.foo.sh" %}
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run "/sbin/route -qn add default 172.20.21.1"
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{% endif %}
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}
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if $if_carp_up {
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set-state master
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}
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}
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