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https://github.com/YunoHost-Apps/hotspot_ynh.git
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remove multissid stuff
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HgO
parent
cd49ef62ea
commit
ad18f8dc68
1 changed files with 40 additions and 51 deletions
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@ -1,68 +1,57 @@
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#!/bin/bash
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multissid=$(grep multissid /etc/yunohost/apps/hotspot/settings.yml | cut -d: -f2 | sed "s/[ ']//g")
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interface=$(grep wifi_device /etc/yunohost/apps/hotspot/settings.yml | cut -d: -f2 | sed "s/[ ']//g")
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IFS='|' read -a captive_portal <<< "$(grep captive_portal /etc/yunohost/apps/hotspot/settings.yml | grep -v captive_portal_url | cut -d: -f2 | sed "s/[ ']//g")"
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IFS='|' read -a ipv4 <<< "$(grep ip4_nat_prefix /etc/yunohost/apps/hotspot/settings.yml | cut -d: -f2 | sed "s/[ ']//g")"
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IFS='|' read -a ipv6 <<< "$(grep ip6_net /etc/yunohost/apps/hotspot/settings.yml | cut -d: -f2 | sed "s/[ ']//g")"
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wifi_device=$(ynh_app_setting_get --app=$app --key=wifi_device)
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captive_portal=$(ynh_app_setting_get --app=$app --key=captive_portal)
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ip4_prefix=$(ynh_app_setting_get --app=$app --key=ip4_nat_prefix)
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ip6_prefix=$(ynh_app_setting_get --app=$app --key=ip6_net)
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iptables -w -N hotspot_fwd
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ip6tables -w -N hotspot_fwd
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for (( j=0; j<multissid; j++ ));
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if [[ "${captive_portal}" != "1" ]]
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then
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exit 0
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fi
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for iptables_cmd in iptables ip6tables;
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do
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if [[ "${captive_portal[$j]}" != "1" ]]
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then
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continue
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if [[ "${iptables_cmd}" == "iptables" ]]; then
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prefix="${ip4_prefix}"
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ip="${ip4_prefix}.1"
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subnet="${ip4_prefix}.0/24"
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else
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prefix="${ip6_prefix}"
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ip="${ip6_prefix}1"
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subnet="${ip6_prefix}1/64"
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fi
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for iptables_cmd in iptables ip6tables;
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do
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if [[ "${iptables_cmd}" == "iptables" ]]; then
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ipv4=${ipv4[$j]}
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if [[ "${ipv4}" == "" ]]
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then
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continue
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fi
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ip=$ipv4.1
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subnet=$ipv4.0/24
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mac_adresses=$(grep "$ipv4" /etc/hotspot/allowed.csv | cut -d, -f3)
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else
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ipv6=${ipv6[$j]}
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if [[ "${ipv6}" == "" ]]
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then
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continue
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fi
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ip=$ipv6::1
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subnet=$ipv6::1
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mac_adresses=$(grep "$ipv6" /etc/hotspot/allowed.csv | cut -d, -f3)
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fi
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mac_addresses=$(grep "${prefix}" /etc/hotspot/allowed.csv | cut -d, -f3)
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# Allow to request 4253 port
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$iptables_cmd -w -A INPUT -i $interface -m udp -p udp --dport 4253 -j ACCEPT
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# Allow to request 4253 port
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$iptables_cmd -w -A INPUT -i "${wifi_device}" -m udp -p udp --dport 4253 -j ACCEPT
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# Drop all packets going on external internet
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$iptables_cmd -w -A hotspot_fwd -s $subnet -j DROP
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# Drop all packets going on external internet
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$iptables_cmd -w -A hotspot_fwd -s "${subnet}" -j DROP
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# Force to use the fakeDNS
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$iptables_cmd -w -A PREROUTING -i $interface -s $subnet -p udp --dport 53 -j DNAT --to-destination $ip:4253
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# Force to use the fakeDNS
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$iptables_cmd -w -A PREROUTING -i "${wifi_device}" -s "${subnet}" -p udp --dport 53 -j DNAT --to-destination "${ip}:4253"
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# Make things working with DoH
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# Warning: this rules to ssupport DoH let info in nginx logs on which website the user try to access...
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# Only activating 80 and not 443 reduces a bit the issues.
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# A better approach could be to list all ips used by domains dedicated to captive portal detection.
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$iptables_cmd -w -A PREROUTING -i $interface -s $subnet -p tcp --dport 80 -j DNAT --to-destination $ip:80
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#$iptables_cmd -w -A PREROUTING -i $interface -s $subnet -p tcp --dport 443 -j DNAT --to-destination $ip:443
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# Make things working with DoH
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# Warning: this rules to ssupport DoH let info in nginx logs on which website the user try to access...
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# Only activating 80 and not 443 reduces a bit the issues.
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# A better approach could be to list all ips used by domains dedicated to captive portal detection.
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$iptables_cmd -w -A PREROUTING -i "${wifi_device}" -s "${subnet}" -p tcp --dport 80 -j DNAT --to-destination "${ip}:80"
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#$iptables_cmd -w -A PREROUTING -i "${wifi_device}" -s "${subnet}" -p tcp --dport 443 -j DNAT --to-destination "${ip}:443"
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# Maybe needed, maybe not (i din't need this when vpn is activated)
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#$iptables_cmd -t nat -A POSTROUTING -o $interface -j MASQUERADE
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# Maybe needed, maybe not (i din't need this when vpn is activated)
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#$iptables_cmd -t nat -A POSTROUTING -o "${wifi_device}" -j MASQUERADE
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# Allow specific mac adress to use external internet
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for mac in ${mac_adresses}; do
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$iptables_cmd -w -I hotspot_fwd 1 -s $subnet -m mac --mac-source $mac -j ACCEPT
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$iptables_cmd -t nat -w -I PREROUTING 1 -i $interface -s $subnet -m mac --mac-source $mac -j ACCEPT
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done
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$iptables_cmd -w -I FORWARD 1 -i $interface -j hotspot_fwd
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# Allow specific mac adress to use external internet
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for mac in ${mac_addresses}; do
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$iptables_cmd -w -I hotspot_fwd 1 -s "${subnet}" -m mac --mac-source "${mac}" -j ACCEPT
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$iptables_cmd -t nat -w -I PREROUTING 1 -i "${wifi_device}" -s "${subnet}" -m mac --mac-source "${mac}" -j ACCEPT
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done
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$iptables_cmd -w -I FORWARD 1 -i "${wifi_device}" -j hotspot_fwd
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done
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exit 0
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