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	Merge pull request #1677 from holta/firewall-usability
Making IIAB's firewall (iptables) understandable to newbie implementers
This commit is contained in:
		
						commit
						47b47f242b
					
				
					 6 changed files with 215 additions and 124 deletions
				
			
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			@ -12,7 +12,13 @@
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    owner: avahi
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    group: avahi
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    mode: 0640
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  when: 'gui_wan == True'
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  #when: 'gui_wan == True'
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  when: ports_externally_visible|int >= 2
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  # Where "2" means "ssh + http-or-https (for Admin Console's box.lan/admin too)"
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  # SEE ~18 line explanation in box near:
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  # https://github.com/iiab/iiab/blob/master/roles/network/templates/gateway/iiab-gen-iptables#L53-L70
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  # IF >= 2, Admin Console $gui_port from 0-init determines which port (http-or-https) is opened here:
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  # https://github.com/iiab/iiab/blob/master/roles/network/templates/gateway/iiab-gen-iptables#L130-L135
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- name: Find avahi_ver for clean copy of ssh.service (not debuntu)
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  shell: "ls /usr/share/doc/ | grep avahi | head -n1"
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			@ -1,5 +1,9 @@
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#!/bin/bash -x
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source {{ iiab_env_file }}
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# To customize your iptables firewall, it's best to edit:
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# /opt/iiab/iiab/roles/network/templates/gateway/iiab-gen-iptables
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# And then run: cd /opt/iiab/iiab; ./iiab-network
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{% if is_debuntu %}
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IPTABLES=/sbin/iptables
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IPTABLES_DATA=/etc/iptables.up.rules
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						 | 
				
			
			@ -7,159 +11,200 @@ IPTABLES_DATA=/etc/iptables.up.rules
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IPTABLES=/usr/sbin/iptables
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IPTABLES_DATA=/etc/sysconfig/iptables
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{% endif %}
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LANIF=$IIAB_LAN_DEVICE
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WANIF=$IIAB_WAN_DEVICE
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MODE=`grep iiab_network_mode_applied {{ iiab_ini_file }} | gawk '{print $3}'`
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clear_fw() {
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$IPTABLES -F
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$IPTABLES -t nat -F
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$IPTABLES -X
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source {{ iiab_env_file }}
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lan=$IIAB_LAN_DEVICE
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wan=$IIAB_WAN_DEVICE
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echo -e "\nLAN: $lan"
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echo -e "WAN: $wan"
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#network_mode=`grep iiab_network_mode_applied {{ iiab_ini_file }} | gawk '{print $3}'`
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#echo -e "Network Mode: $network_mode\n"
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# first match wins
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# Always accept loopback traffic
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$IPTABLES -A INPUT -i lo -j ACCEPT
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# Always drop rpc
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$IPTABLES -A INPUT -p tcp --dport 111 -j DROP
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$IPTABLES -A INPUT -p udp --dport 111 -j DROP
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# mysql
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$IPTABLES -A INPUT -p tcp --dport 3306 -j DROP
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$IPTABLES -A INPUT -p udp --dport 3306 -j DROP
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# postgres - not needed listens on lo only
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$IPTABLES -A INPUT -p tcp --dport 5432 -j DROP
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$IPTABLES -A INPUT -p udp --dport 5432 -j DROP
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# couchdb
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$IPTABLES -A INPUT -p tcp --dport 5984 -j DROP
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$IPTABLES -A INPUT -p udp --dport 5984 -j DROP
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}
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if [  "x$WANIF" == "xnone" ] || [ "$MODE" == "Appliance" ]; then
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    clear_fw
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    # save the rule set
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	{% if is_debuntu %}
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	netfilter-persistent save
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	{% else %}
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	iptables-save > $IPTABLES_DATA
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	{% endif %}
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    exit 0
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fi
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lan=$LANIF
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wan=$WANIF
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# Good thing we replace this file should be treated like squid below
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# "Good thing we replace this file; should be treated like Squid below" ?
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ports_externally_visible={{ ports_externally_visible }}
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#services_externally_visible={{ services_externally_visible }}
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gw_block_https={{ gw_block_https }}
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ssh_port={{ ssh_port }}
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gui_wan={{ gui_wan }}
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#gui_wan={{ gui_wan }}
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gui_port={{ gui_port }}
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iiab_gateway_enabled={{ iiab_gateway_enabled }}
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services_externally_visible={{ services_externally_visible }}
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block_DNS={{ block_DNS }}
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calibre_port={{ calibre_port }}
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calibreweb_port={{ calibreweb_port }}
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kiwix_port={{ kiwix_port }}
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kalite_server_port={{ kalite_server_port }}
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kolibri_http_port={{ kolibri_http_port }}
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cups_port={{ cups_port }}
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transmission_http_port={{ transmission_http_port }}
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transmission_peer_port={{ transmission_peer_port }}
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sugarizer_port={{ sugarizer_port }}
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nodered_port={{ nodered_port }}
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mosquitto_port={{ mosquitto_port }}
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kalite_server_port={{ kalite_server_port }}
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kiwix_port={{ kiwix_port }}
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kolibri_http_port={{ kolibri_http_port }}
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minetest_port={{ minetest_port }}
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mosquitto_port={{ mosquitto_port }}
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nodered_port={{ nodered_port }}
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pbx_enabled={{ pbx_enabled }}
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pbx_signaling_ports_chan_sip={{ pbx_signaling_ports_chan_sip }}
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pbx_signaling_ports_chan_pjsip={{ pbx_signaling_ports_chan_pjsip }}
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pbx_data_ports={{ pbx_data_ports }}
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pbx_enabled={{ pbx_enabled }}
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samba_enabled={{ samba_enabled }}
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sugarizer_port={{ sugarizer_port }}
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transmission_http_port={{ transmission_http_port }}
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transmission_peer_port={{ transmission_peer_port }}
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samba_udp_ports={{ samba_udp_ports }}
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samba_tcp_mports={{ samba_tcp_mports }}
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block_DNS={{ block_DNS }}
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################################################################################
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#                                                                              #
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# IF YOU NEED TO CHANGE ports_externally_visible DO THAT IN:                   #
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#                                                                              #
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#   /etc/iiab/local_vars.yml                                                   #
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#                                                                              #
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# This firewall variable must be an integer {0...5} as follows:                #
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#                                                                              #
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#   0 = none                                                                   #
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#   1 = ssh only                                                               #
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#   2 = ssh + http-or-https (for Admin Console's box.lan/admin too)            #
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#   3 = ssh + http-or-https + common IIAB services  <--  THIS IS THE DEFAULT   #
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#   4 = ssh + http-or-https + common IIAB services + Samba                     #
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#   5 = all but databases                                                      #
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#                                                                              #
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# Then enable it with iptables by running: cd /opt/iiab/iiab; ./iiab-network   #
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#                                                                              #
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################################################################################
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echo "LAN is $lan and WAN is $wan"
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#
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# delete all existing rules.
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#
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echo -e "\nports_externally_visible: "$ports_externally_visible"\n"
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if ! [ "$ports_externally_visible" -eq "$ports_externally_visible" ] 2> /dev/null; then
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    echo "EXITING: an integer is required"
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    exit 1
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elif [ "$ports_externally_visible" -lt 0 ] || [ "$ports_externally_visible" -gt 5 ]; then
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    echo "EXITING: it must be in the range {0...5}"
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    exit 1
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fi
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#if [ "$wan" != "none" ] && [ "$network_mode" != "Appliance" ]; then
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# Load iptables kernel modules
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/sbin/modprobe ip_tables
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/sbin/modprobe iptable_filter
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/sbin/modprobe ip_conntrack
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/sbin/modprobe iptable_nat
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clear_fw
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#fi
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# Delete all existing firewall rules
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$IPTABLES -F
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$IPTABLES -t nat -F
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$IPTABLES -X
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# FIRST MATCH WINS - establish iptable rules, starting at the top:
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# (verify the resulting rule set by running 'iptables -L -v')
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# New to iptables?  Run/read 'man iptables' & 'man iptables-extensions'
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# Always accept loopback traffic
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$IPTABLES -A INPUT -i lo -j ACCEPT
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# Disable access to databases, on LAN-side and WAN-side
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# SunRPC
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$IPTABLES -A INPUT -p tcp --dport 111 -j DROP
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$IPTABLES -A INPUT -p udp --dport 111 -j DROP
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# MySQL
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$IPTABLES -A INPUT -p tcp --dport 3306 -j DROP
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$IPTABLES -A INPUT -p udp --dport 3306 -j DROP
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# PostgreSQL - not needed listens on lo only
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$IPTABLES -A INPUT -p tcp --dport 5432 -j DROP
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$IPTABLES -A INPUT -p udp --dport 5432 -j DROP
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# CouchDB
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$IPTABLES -A INPUT -p tcp --dport 5984 -j DROP
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$IPTABLES -A INPUT -p udp --dport 5984 -j DROP
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# Allow established connections, and those not coming from the outside
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$IPTABLES -A INPUT -m state --state ESTABLISHED,RELATED -j ACCEPT
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$IPTABLES -A INPUT -m state --state NEW -i  $lan -j ACCEPT
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$IPTABLES -A INPUT -m state --state NEW -i $lan -j ACCEPT
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# Allow mDNS
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# Allow mDNS from WAN-side too (ON PURPOSE? WHY OUT OF CURIOSITY?)
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$IPTABLES -A INPUT -p udp --dport 5353 -j ACCEPT
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#when run as gateway
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$IPTABLES -A INPUT -p tcp --dport $ssh_port -m state --state NEW -i $wan -j ACCEPT
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#if [ "$wan" != "none" ] && [ "$network_mode" != "Appliance" ]; then
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if [ "$wan" != "none" ]; then
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if [ "$gui_wan" == "True" ]; then
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    $IPTABLES -A INPUT -p tcp --dport $gui_port -m state --state NEW -i $wan -j ACCEPT
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fi
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if [ "$services_externally_visible" == "True" ]; then
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    $IPTABLES -A INPUT -p tcp --dport $kiwix_port -m state --state NEW -i $wan -j ACCEPT
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    $IPTABLES -A INPUT -p tcp --dport $kalite_server_port -m state --state NEW -i $wan -j ACCEPT
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    $IPTABLES -A INPUT -p tcp --dport $kolibri_http_port -m state --state NEW -i $wan -j ACCEPT
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    $IPTABLES -A INPUT -p tcp --dport $calibre_port -m state --state NEW -i $wan -j ACCEPT
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    $IPTABLES -A INPUT -p tcp --dport $calibreweb_port -m state --state NEW -i $wan -j ACCEPT
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    $IPTABLES -A INPUT -p tcp --dport $cups_port -m state --state NEW -i $wan -j ACCEPT
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    $IPTABLES -A INPUT -p tcp --dport $sugarizer_port -m state --state NEW -i $wan -j ACCEPT
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    $IPTABLES -A INPUT -p tcp --dport $nodered_port -m state --state NEW -i $wan -j ACCEPT
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    $IPTABLES -A INPUT -p tcp --dport $mosquitto_port -m state --state NEW -i $wan -j ACCEPT
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    $IPTABLES -A INPUT -p tcp --dport $transmission_http_port -m state --state NEW -i $wan -j ACCEPT
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    $IPTABLES -A INPUT -p tcp --dport $transmission_peer_port -m state --state NEW -i $wan -j ACCEPT
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    $IPTABLES -A INPUT -p udp --dport $minetest_port -m state --state NEW -i $wan -j ACCEPT
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    if [ "$pbx_enabled" == "True" ]; then
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        $IPTABLES -A INPUT -p udp --dport $pbx_signaling_ports_chan_sip -m state --state NEW -i $wan -j ACCEPT
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        $IPTABLES -A INPUT -p udp --dport $pbx_signaling_ports_chan_pjsip -m state --state NEW -i $wan -j ACCEPT
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        $IPTABLES -A INPUT -p udp --dport $pbx_data_ports -m state --state NEW -i $wan -j ACCEPT
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    # 1 = ssh only
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    if [ "$ports_externally_visible" -ge 1 ]; then
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        $IPTABLES -A INPUT -p tcp --dport $ssh_port -m state --state NEW -i $wan -j ACCEPT
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    fi
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    if [ "$samba_enabled" == "True" ]; then
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    # 2 = ssh + http-or-https (for Admin Console's box.lan/admin too)
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    if [ "$ports_externally_visible" -ge 2 ]; then
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        # For now this is implemented using Admin Console variable "gui_port" from:
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        # https://github.com/iiab/iiab/blob/master/roles/0-init/tasks/main.yml#L87-L95
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        $IPTABLES -A INPUT -p tcp --dport $gui_port -m state --state NEW -i $wan -j ACCEPT
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    fi
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    # 3 = ssh + http-or-https + common IIAB services
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    if [ "$ports_externally_visible" -ge 3 ]; then
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        $IPTABLES -A INPUT -p tcp --dport $calibre_port -m state --state NEW -i $wan -j ACCEPT
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        $IPTABLES -A INPUT -p tcp --dport $calibreweb_port -m state --state NEW -i $wan -j ACCEPT
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        $IPTABLES -A INPUT -p tcp --dport $cups_port -m state --state NEW -i $wan -j ACCEPT
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        $IPTABLES -A INPUT -p tcp --dport $kalite_server_port -m state --state NEW -i $wan -j ACCEPT
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        $IPTABLES -A INPUT -p tcp --dport $kiwix_port -m state --state NEW -i $wan -j ACCEPT
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        $IPTABLES -A INPUT -p tcp --dport $kolibri_http_port -m state --state NEW -i $wan -j ACCEPT
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        $IPTABLES -A INPUT -p udp --dport $minetest_port -m state --state NEW -i $wan -j ACCEPT
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        $IPTABLES -A INPUT -p tcp --dport $mosquitto_port -m state --state NEW -i $wan -j ACCEPT
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        $IPTABLES -A INPUT -p tcp --dport $nodered_port -m state --state NEW -i $wan -j ACCEPT
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        if [ "$pbx_enabled" == "True" ]; then
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            $IPTABLES -A INPUT -p udp --dport $pbx_signaling_ports_chan_sip -m state --state NEW -i $wan -j ACCEPT
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            $IPTABLES -A INPUT -p udp --dport $pbx_signaling_ports_chan_pjsip -m state --state NEW -i $wan -j ACCEPT
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            $IPTABLES -A INPUT -p udp --dport $pbx_data_ports -m state --state NEW -i $wan -j ACCEPT
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        fi
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        $IPTABLES -A INPUT -p tcp --dport $sugarizer_port -m state --state NEW -i $wan -j ACCEPT
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        $IPTABLES -A INPUT -p tcp --dport $transmission_http_port -m state --state NEW -i $wan -j ACCEPT
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        $IPTABLES -A INPUT -p tcp --dport $transmission_peer_port -m state --state NEW -i $wan -j ACCEPT
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		||||
    fi
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    # 4 = ssh + http-or-https + common IIAB services + Samba
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    if [ "$ports_externally_visible" -ge 4 ]; then
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        $IPTABLES -A INPUT -p udp --dport $samba_udp_ports -m state --state NEW -i $wan -j ACCEPT
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        $IPTABLES -A INPUT -p tcp -m multiport --dports $samba_tcp_mports -m state --state NEW -i $wan -j ACCEPT
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    fi
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		||||
    # Typically False, to keep client machines (e.g. students) off the Internet
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		||||
    if [ "$iiab_gateway_enabled" == "True" ]  && [ "$lan" == "none" ]; then
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		||||
        $IPTABLES -A POSTROUTING -t nat -o $wan -j MASQUERADE
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    fi
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		||||
    # 3 or 4 IP forwarding rules
 | 
			
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    $IPTABLES -A FORWARD -i $wan -o $lan -m state --state ESTABLISHED,RELATED -j ACCEPT
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    # Block https traffic except if directed at server
 | 
			
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    if [ "$gw_block_https" == "True" ]; then
 | 
			
		||||
        $IPTABLES -A FORWARD -p tcp ! -d {{ lan_ip }} --dport 443 -j DROP
 | 
			
		||||
    fi
 | 
			
		||||
    # Allow outgoing connections from the LAN side
 | 
			
		||||
    $IPTABLES -A FORWARD -i $lan -o $wan -j ACCEPT
 | 
			
		||||
    # Don't forward from the outside to the inside
 | 
			
		||||
    $IPTABLES -A FORWARD -i $wan -o $lan -j DROP
 | 
			
		||||
    # Enable routing (kernel IP forwarding)
 | 
			
		||||
    echo 1 > /proc/sys/net/ipv4/ip_forward
 | 
			
		||||
 | 
			
		||||
    # 5 = "all but databases"
 | 
			
		||||
    if [ "$ports_externally_visible" -lt 5 ]; then
 | 
			
		||||
        # Drop everything else arriving via WAN
 | 
			
		||||
        $IPTABLES -A INPUT -i $wan -j DROP
 | 
			
		||||
    fi
 | 
			
		||||
 | 
			
		||||
fi
 | 
			
		||||
 | 
			
		||||
if [ "$iiab_gateway_enabled" == "True" ]; then
 | 
			
		||||
    $IPTABLES -A POSTROUTING -t nat -o $wan -j MASQUERADE
 | 
			
		||||
fi
 | 
			
		||||
 | 
			
		||||
$IPTABLES -A FORWARD -i $wan -o $lan -m state --state ESTABLISHED,RELATED -j ACCEPT
 | 
			
		||||
 | 
			
		||||
#Block https traffic except if directed at server
 | 
			
		||||
if [  "$gw_block_https" == "True" ]; then
 | 
			
		||||
    $IPTABLES -A FORWARD -p tcp ! -d {{ lan_ip }} --dport 443 -j DROP
 | 
			
		||||
fi
 | 
			
		||||
 | 
			
		||||
# Allow outgoing connections from the LAN side.
 | 
			
		||||
$IPTABLES -A FORWARD -i $lan -o $wan -j ACCEPT
 | 
			
		||||
 | 
			
		||||
# Don't forward from the outside to the inside.
 | 
			
		||||
$IPTABLES -A FORWARD -i $wan -o $lan -j DROP
 | 
			
		||||
$IPTABLES -A INPUT -i $wan -j DROP
 | 
			
		||||
 | 
			
		||||
# TCP & UDP block of DNS port 53 if truly nec
 | 
			
		||||
if [ "$block_DNS" == "True" ]; then
 | 
			
		||||
    $IPTABLES -t nat -A PREROUTING -i $lan -p tcp --dport 53 ! -d {{ lan_ip }} -j DNAT --to {{ lan_ip }}:53
 | 
			
		||||
    $IPTABLES -t nat -A PREROUTING -i $lan -p udp --dport 53 ! -d {{ lan_ip }} -j DNAT --to {{ lan_ip }}:53
 | 
			
		||||
fi
 | 
			
		||||
 | 
			
		||||
# If Squid enabled, as indicated by "HTTPCACHE_ON=True" in /etc/iiab/iiab.env
 | 
			
		||||
if [ "$HTTPCACHE_ON" == "True" ]; then
 | 
			
		||||
    $IPTABLES  -t nat  -A PREROUTING -i $lan -p tcp --dport 80 ! -d {{ lan_ip }} -j DNAT --to {{ lan_ip }}:3128
 | 
			
		||||
    $IPTABLES -t nat -A PREROUTING -i $lan -p tcp --dport 80 ! -d {{ lan_ip }} -j DNAT --to {{ lan_ip }}:3128
 | 
			
		||||
fi
 | 
			
		||||
 | 
			
		||||
# Enable routing.
 | 
			
		||||
echo 1 > /proc/sys/net/ipv4/ip_forward
 | 
			
		||||
# save the whole rule set now
 | 
			
		||||
# Save the whole rule set
 | 
			
		||||
{% if is_debuntu %}
 | 
			
		||||
netfilter-persistent save
 | 
			
		||||
{% else %}
 | 
			
		||||
iptables-save > $IPTABLES_DATA
 | 
			
		||||
{% endif %}
 | 
			
		||||
 | 
			
		||||
exit 0
 | 
			
		||||
| 
						 | 
				
			
			
 | 
			
		|||
| 
						 | 
				
			
			@ -91,10 +91,20 @@ gui_wan: True
 | 
			
		|||
adm_cons_force_ssl: False
 | 
			
		||||
adm_cons_allow_downloads: False
 | 
			
		||||
 | 
			
		||||
# Enables "campus access" to kiwix (3000), kalite (8008) & calibre (8010 or
 | 
			
		||||
# 8080) on WAN side of server. See network/templates/gateway/iiab-gen-iptables
 | 
			
		||||
# within github.com/iiab/iiab/blob/master/roles/
 | 
			
		||||
services_externally_visible: True
 | 
			
		||||
# Enable "campus access" to ~10 common IIAB services like Kiwix (3000), KA Lite
 | 
			
		||||
# (8008) and Calibre (8010 or 8080) etc, on the WAN side of your IIAB server.
 | 
			
		||||
# Only 1 of the 6 lines below should be uncommented:
 | 
			
		||||
#
 | 
			
		||||
#ports_externally_visible: 0    # none
 | 
			
		||||
#ports_externally_visible: 1    # ssh only
 | 
			
		||||
#ports_externally_visible: 2    # ssh + Admin Console
 | 
			
		||||
ports_externally_visible: 3     # ssh + Admin Console + common IIAB services
 | 
			
		||||
#ports_externally_visible: 4    # ssh + Admin Console + common IIAB services + Samba
 | 
			
		||||
#ports_externally_visible: 5    # all but databases
 | 
			
		||||
#
 | 
			
		||||
# Or further customize your iptables firewall by editing:
 | 
			
		||||
# /opt/iiab/iiab/roles/network/templates/gateway/iiab-gen-iptables
 | 
			
		||||
# And then run: cd /opt/iiab/iiab; ./iiab-network
 | 
			
		||||
 | 
			
		||||
# Gateway and Filters
 | 
			
		||||
# Most all implementations use "iiab_gateway_enabled: False" within
 | 
			
		||||
| 
						 | 
				
			
			
 | 
			
		|||
| 
						 | 
				
			
			@ -40,10 +40,20 @@ host_channel: 6
 | 
			
		|||
hostapd_secure: False
 | 
			
		||||
hostapd_password: changeme
 | 
			
		||||
 | 
			
		||||
# Enables "campus access" to kiwix (3000), kalite (8008) & calibre (8010 or
 | 
			
		||||
# 8080) on WAN side of server. See network/templates/gateway/iiab-gen-iptables
 | 
			
		||||
# within github.com/iiab/iiab/blob/master/roles/
 | 
			
		||||
services_externally_visible: True
 | 
			
		||||
# Enable "campus access" to ~10 common IIAB services like Kiwix (3000), KA Lite
 | 
			
		||||
# (8008) and Calibre (8010 or 8080) etc, on the WAN side of your IIAB server.
 | 
			
		||||
# Only 1 of the 6 lines below should be uncommented:
 | 
			
		||||
#
 | 
			
		||||
#ports_externally_visible: 0    # none
 | 
			
		||||
#ports_externally_visible: 1    # ssh only
 | 
			
		||||
#ports_externally_visible: 2    # ssh + Admin Console
 | 
			
		||||
ports_externally_visible: 3     # ssh + Admin Console + common IIAB services
 | 
			
		||||
#ports_externally_visible: 4    # ssh + Admin Console + common IIAB services + Samba
 | 
			
		||||
#ports_externally_visible: 5    # all but databases
 | 
			
		||||
#
 | 
			
		||||
# Or further customize your iptables firewall by editing:
 | 
			
		||||
# /opt/iiab/iiab/roles/network/templates/gateway/iiab-gen-iptables
 | 
			
		||||
# And then run: cd /opt/iiab/iiab; ./iiab-network
 | 
			
		||||
 | 
			
		||||
# Make this True if client machines should have access to WAN/Internet:
 | 
			
		||||
iiab_gateway_enabled: False
 | 
			
		||||
| 
						 | 
				
			
			
 | 
			
		|||
| 
						 | 
				
			
			@ -40,10 +40,20 @@ host_channel: 6
 | 
			
		|||
hostapd_secure: False
 | 
			
		||||
hostapd_password: changeme
 | 
			
		||||
 | 
			
		||||
# Enables "campus access" to kiwix (3000), kalite (8008) & calibre (8010 or
 | 
			
		||||
# 8080) on WAN side of server. See network/templates/gateway/iiab-gen-iptables
 | 
			
		||||
# within github.com/iiab/iiab/blob/master/roles/
 | 
			
		||||
services_externally_visible: True
 | 
			
		||||
# Enable "campus access" to ~10 common IIAB services like Kiwix (3000), KA Lite
 | 
			
		||||
# (8008) and Calibre (8010 or 8080) etc, on the WAN side of your IIAB server.
 | 
			
		||||
# Only 1 of the 6 lines below should be uncommented:
 | 
			
		||||
#
 | 
			
		||||
#ports_externally_visible: 0    # none
 | 
			
		||||
#ports_externally_visible: 1    # ssh only
 | 
			
		||||
#ports_externally_visible: 2    # ssh + Admin Console
 | 
			
		||||
ports_externally_visible: 3     # ssh + Admin Console + common IIAB services
 | 
			
		||||
#ports_externally_visible: 4    # ssh + Admin Console + common IIAB services + Samba
 | 
			
		||||
#ports_externally_visible: 5    # all but databases
 | 
			
		||||
#
 | 
			
		||||
# Or further customize your iptables firewall by editing:
 | 
			
		||||
# /opt/iiab/iiab/roles/network/templates/gateway/iiab-gen-iptables
 | 
			
		||||
# And then run: cd /opt/iiab/iiab; ./iiab-network
 | 
			
		||||
 | 
			
		||||
# Make this True if client machines should have access to WAN/Internet:
 | 
			
		||||
iiab_gateway_enabled: False
 | 
			
		||||
| 
						 | 
				
			
			
 | 
			
		|||
| 
						 | 
				
			
			@ -40,10 +40,20 @@ host_channel: 6
 | 
			
		|||
hostapd_secure: False
 | 
			
		||||
hostapd_password: changeme
 | 
			
		||||
 | 
			
		||||
# Enables "campus access" to kiwix (3000), kalite (8008) & calibre (8010 or
 | 
			
		||||
# 8080) on WAN side of server. See network/templates/gateway/iiab-gen-iptables
 | 
			
		||||
# within github.com/iiab/iiab/blob/master/roles/
 | 
			
		||||
services_externally_visible: True
 | 
			
		||||
# Enable "campus access" to ~10 common IIAB services like Kiwix (3000), KA Lite
 | 
			
		||||
# (8008) and Calibre (8010 or 8080) etc, on the WAN side of your IIAB server.
 | 
			
		||||
# Only 1 of the 6 lines below should be uncommented:
 | 
			
		||||
#
 | 
			
		||||
#ports_externally_visible: 0    # none
 | 
			
		||||
#ports_externally_visible: 1    # ssh only
 | 
			
		||||
#ports_externally_visible: 2    # ssh + Admin Console
 | 
			
		||||
ports_externally_visible: 3     # ssh + Admin Console + common IIAB services
 | 
			
		||||
#ports_externally_visible: 4    # ssh + Admin Console + common IIAB services + Samba
 | 
			
		||||
#ports_externally_visible: 5    # all but databases
 | 
			
		||||
#
 | 
			
		||||
# Or further customize your iptables firewall by editing:
 | 
			
		||||
# /opt/iiab/iiab/roles/network/templates/gateway/iiab-gen-iptables
 | 
			
		||||
# And then run: cd /opt/iiab/iiab; ./iiab-network
 | 
			
		||||
 | 
			
		||||
# Make this True if client machines should have access to WAN/Internet:
 | 
			
		||||
iiab_gateway_enabled: False
 | 
			
		||||
| 
						 | 
				
			
			
 | 
			
		|||
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