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-rw-r--r--ansible/roles/network/templates/nomad-interface.j28
-rw-r--r--ansible/roles/network/templates/rules.v4.j272
2 files changed, 80 insertions, 0 deletions
diff --git a/ansible/roles/network/templates/nomad-interface.j2 b/ansible/roles/network/templates/nomad-interface.j2
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index 0000000..74e9cd4
--- /dev/null
+++ b/ansible/roles/network/templates/nomad-interface.j2
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+auto nomad1
+iface nomad1 inet manual
+ pre-up /sbin/ip link add nomad1 type dummy
+ up /sbin/ip addr add {{ public_ip }} dev nomad1
+ up /sbin/iptables -t nat -A PREROUTING -d {{ private_ip }}/32 -j NETMAP --to {{ public_ip }}/32
+ down /sbin/iptables -t nat -D PREROUTING -d {{ private_ip }}/32 -j NETMAP --to {{ public_ip }}/32
+ post-down /sbin/ip link del nomad1
+
diff --git a/ansible/roles/network/templates/rules.v4.j2 b/ansible/roles/network/templates/rules.v4.j2
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+++ b/ansible/roles/network/templates/rules.v4.j2
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+
+*filter
+:INPUT DROP [0:0]
+:FORWARD DROP [0:0]
+:OUTPUT ACCEPT [0:0]
+
+# DNS
+-A INPUT -p udp --dport 53 -j ACCEPT
+-A INPUT -p tcp --dport 53 -j ACCEPT
+
+# Email
+-A INPUT -p tcp --dport 993 -j ACCEPT
+-A INPUT -p tcp --dport 25 -j ACCEPT
+-A INPUT -p tcp --dport 465 -j ACCEPT
+-A INPUT -p tcp --dport 587 -j ACCEPT
+
+# Old SSH configuration
+-A INPUT -p tcp --dport 110 -j ACCEPT
+
+# New SSH configuration
+-A INPUT -p tcp --dport 22 -j ACCEPT
+
+# LDAP
+-A INPUT -p tcp --dport 389 -j ACCEPT
+
+# Web
+-A INPUT -p tcp --dport 80 -j ACCEPT
+-A INPUT -p tcp --dport 443 -j ACCEPT
+
+# Coturn
+-A INPUT -p tcp --dport 3478 -j ACCEPT
+-A INPUT -p udp --dport 3478 -j ACCEPT
+-A INPUT -p tcp --dport 3479 -j ACCEPT
+-A INPUT -p udp --dport 3479 -j ACCEPT
+
+# Cluster
+{% for selected_host in groups['cluster_nodes'] %}
+-A INPUT -s {{ hostvars[selected_host]['public_ip'] }} -j ACCEPT
+-A INPUT -s {{ hostvars[selected_host]['private_ip'] }} -j ACCEPT
+{% endfor %}
+
+# Rennes
+-A INPUT -s 82.253.205.190 -j ACCEPT
+
+-A INPUT -i docker0 -j ACCEPT
+
+-A INPUT -s 127.0.0.1/8 -j ACCEPT
+
+-A INPUT -m conntrack --ctstate ESTABLISHED,RELATED -j ACCEPT
+
+COMMIT
+
+
+*nat
+:PREROUTING ACCEPT [0:0]
+:INPUT ACCEPT [0:0]
+:OUTPUT ACCEPT [0:0]
+:POSTROUTING ACCEPT [0:0]
+
+COMMIT
+
+
+*mangle
+:PREROUTING ACCEPT [0:0]
+:INPUT ACCEPT [0:0]
+:FORWARD ACCEPT [0:0]
+:OUTPUT ACCEPT [0:0]
+:POSTROUTING ACCEPT [0:0]
+
+COMMIT
+
+