mirror of
https://github.com/YunoHost-Apps/hotspot_ynh.git
synced 2024-09-03 19:25:53 +02:00
DHCP with dnsmasq
This commit is contained in:
Julien VAUBOURG
parent
aa2ae5853f
commit
a72fcd29f8
12 changed files with 175 additions and 113 deletions
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@ -16,7 +16,7 @@ See the <a href="https://raw.githubusercontent.com/jvaubourg/hotspot_ynh/master/
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* WPA2 encryption
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* 802.11n compliant
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* IPv6 compliant (with a delegated prefix)
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* Automatic clients configuration (IPv6 and IPv4)
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* Announce DNS resolvers (IPv6 and IPv4)
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* Announce DNS resolvers (IPv6 with RDNSS/DHCPv6 and IPv4 with DHCPv4)
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* Automatic clients configuration (IPv6 with SLAAC/DHCPv6 and IPv4 with DHCPv4)
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* Set an IPv6 from your delegated prefix (*prefix::42*) on the server, to use for the AAAA records
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* Web interface ([screenshot](https://raw.githubusercontent.com/jvaubourg/hotspot_ynh/master/screenshot.png))
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@ -1,15 +0,0 @@
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option domain-name-servers <TPL:IP4_DNS0>, <TPL:IP4_DNS1>;
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default-lease-time 14440;
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ddns-update-style none;
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deny bootp;
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shared-network <TPL:WIFI_DEVICE> {
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subnet <TPL:IP4_NAT_PREFIX>.0
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netmask 255.255.255.0 {
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option routers <TPL:IP4_NAT_PREFIX>.1;
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option subnet-mask 255.255.255.0;
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pool {
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range <TPL:IP4_NAT_PREFIX>.2 <TPL:IP4_NAT_PREFIX>.254;
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}
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}
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}
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30
conf/dnsmasq_dhcpdv4.conf.tpl
Normal file
30
conf/dnsmasq_dhcpdv4.conf.tpl
Normal file
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@ -0,0 +1,30 @@
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# Do DHCP for this subnet.
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dhcp-range=interface:<TPL:WIFI_DEVICE>,<TPL:IP4_NAT_PREFIX>.2,<TPL:IP4_NAT_PREFIX>.254,4h
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# Send DHCPv4 option.
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dhcp-option=option:dns-server,<TPL:IP4_DNS0>,<TPL:IP4_DNS1>
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# Set the DHCP server to authoritative mode. In this mode it will barge in
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# and take over the lease for any client which broadcasts on the network,
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# whether it has a record of the lease or not. This avoids long timeouts
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# when a machine wakes up on a new network. DO NOT enable this if there's
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# the slightest chance that you might end up accidentally configuring a DHCP
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# server for your campus/company accidentally. The ISC server uses
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# the same option, and this URL provides more information:
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# http://www.isc.org/files/auth.html
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dhcp-authoritative
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# On systems which support it, dnsmasq binds the wildcard address,
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# even when it is listening on only some interfaces. It then discards
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# requests that it shouldn't reply to. This has the advantage of
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# working even when interfaces come and go and change address. If you
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# want dnsmasq to really bind only the interfaces it is listening on,
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# uncomment this option. About the only time you may need this is when
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# running another nameserver on the same machine.
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bind-interfaces
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# If this line is uncommented, dnsmasq will read /etc/ethers and act
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# on the ethernet-address/IP pairs found there just as if they had
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# been given as --dhcp-host options. Useful if you keep
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# MAC-address/host mappings there for other purposes.
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#read-ethers
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6
conf/dnsmasq_dhcpdv6.conf.tpl
Normal file
6
conf/dnsmasq_dhcpdv6.conf.tpl
Normal file
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@ -0,0 +1,6 @@
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# Do DHCP and Router Advertisements for this subnet. Set the A bit in the RA
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# so that clients can use SLAAC addresses as well as DHCP ones.
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dhcp-range=interface:<TPL:WIFI_DEVICE>,<TPL:IP6_NET>,slaac,64,4h
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# Send DHCPv6 option. Note [] around IPv6 addresses.
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dhcp-option=option6:dns-server,[<TPL:IP6_DNS0>],[<TPL:IP6_DNS1>]
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@ -46,22 +46,39 @@ is_forwarding_set() {
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[ "${ip6}" -eq 1 -a "${ip4}" -eq 1 ]
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}
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is_dhcpdv6_set() {
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[ -e /etc/dnsmasq.d/dhcpdv6.conf ]
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}
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is_dhcpdv4_set() {
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[ -e /etc/dnsmasq.d/dhcpdv4.conf ]
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}
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is_hostapd_running() {
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service hostapd status &> /dev/null
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if [ $? -eq 0 ]; then
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# If the wifi antenna was unplugged
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if ip link show dev "${ynh_wifi_device}" | grep -q DOWN; then
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service hostapd stop &> /dev/null
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return 1
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fi
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return 0
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fi
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return 1
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}
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is_radvd_running() {
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service radvd status &> /dev/null
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}
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is_dhcpd_running() {
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service isc-dhcp-server status &> /dev/null
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is_dnsmasq_running() {
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service dnsmasq status &> /dev/null
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}
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is_running() {
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( has_ip6delegatedprefix && is_ip6addr_set && is_radvd_running && is_ndproxy_set || ! has_ip6delegatedprefix )\
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( has_ip6delegatedprefix && is_ip6addr_set && is_ndproxy_set && is_dhcpdv6_set || ! has_ip6delegatedprefix )\
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&& is_nat_set "${new_internet_device}" && is_ip4nataddr_set && is_forwarding_set && is_hostapd_running\
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&& is_dhcpd_running
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&& is_dhcpdv4_set && is_dnsmasq_running
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}
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## Setters
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@ -90,6 +107,26 @@ set_forwarding() {
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sysctl -w net.ipv4.conf.all.forwarding=1 > /dev/null
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}
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set_dhcpd() {
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if has_ip6delegatedprefix; then
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cp /etc/dnsmasq.d.tpl/dhcpdv6.conf.tpl /etc/dnsmasq.d/dhcpdv6.conf
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sed "s|<TPL:WIFI_DEVICE>|${ynh_wifi_device}|g" -i /etc/dnsmasq.d/dhcpdv6.conf
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sed "s|<TPL:IP6_NET>|${ynh_ip6_net}|g" -i /etc/dnsmasq.d/dhcpdv6.conf
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sed "s|<TPL:IP6_DNS0>|${ynh_ip6_dns0}|g" -i /etc/dnsmasq.d/dhcpdv6.conf
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sed "s|<TPL:IP6_DNS1>|${ynh_ip6_dns1}|g" -i /etc/dnsmasq.d/dhcpdv6.conf
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fi
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cp /etc/dnsmasq.d.tpl/dhcpdv4.conf.tpl /etc/dnsmasq.d/dhcpdv4.conf
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sed "s|<TPL:IP4_DNS0>|${ynh_ip4_dns0}|g" -i /etc/dnsmasq.d/dhcpdv4.conf
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sed "s|<TPL:IP4_DNS1>|${ynh_ip4_dns1}|g" -i /etc/dnsmasq.d/dhcpdv4.conf
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sed "s|<TPL:WIFI_DEVICE>|${ynh_wifi_device}|g" -i /etc/dnsmasq.d/dhcpdv4.conf
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sed "s|<TPL:IP4_NAT_PREFIX>|${ynh_ip4_nat_prefix}|g" -i /etc/dnsmasq.d/dhcpdv4.conf
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service dnsmasq restart
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}
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start_hostapd() {
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cp /etc/hostapd/hostapd.conf{.tpl,}
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@ -107,28 +144,6 @@ start_hostapd() {
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service hostapd start
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}
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start_radvd() {
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cp /etc/radvd.conf{.tpl,}
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sed "s|<TPL:WIFI_DEVICE>|${ynh_wifi_device}|g" -i /etc/radvd.conf
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sed "s|<TPL:IP6_NET>|${ynh_ip6_net}|g" -i /etc/radvd.conf
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sed "s|<TPL:IP6_DNS0>|${ynh_ip6_dns0}|g" -i /etc/radvd.conf
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sed "s|<TPL:IP6_DNS1>|${ynh_ip6_dns1}|g" -i /etc/radvd.conf
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service radvd start
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}
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start_dhcpd() {
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cp /etc/dhcp/dhcpd.conf{.tpl,}
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sed "s|<TPL:IP4_DNS0>|${ynh_ip4_dns0}|g" -i /etc/dhcp/dhcpd.conf
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sed "s|<TPL:IP4_DNS1>|${ynh_ip4_dns1}|g" -i /etc/dhcp/dhcpd.conf
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sed "s|<TPL:WIFI_DEVICE>|${ynh_wifi_device}|g" -i /etc/dhcp/dhcpd.conf
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sed "s|<TPL:IP4_NAT_PREFIX>|${ynh_ip4_nat_prefix}|g" -i /etc/dhcp/dhcpd.conf
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service isc-dhcp-server start
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}
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## Unsetters
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unset_ndproxy() {
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@ -149,6 +164,11 @@ unset_ip6addr() {
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ip address delete "${ynh_ip6_addr}/64" dev "${ynh_wifi_device}"
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}
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unset_dhcpd() {
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rm -f /etc/dnsmasq.d/dhcpdv?.conf
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service dnsmasq restart
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}
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unset_forwarding() {
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sysctl -w net.ipv6.conf.all.forwarding=0 > /dev/null
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sysctl -w net.ipv4.conf.all.forwarding=0 > /dev/null
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@ -158,14 +178,6 @@ stop_hostapd() {
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service hostapd stop
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}
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stop_radvd() {
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service radvd stop
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}
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stop_dhcpd() {
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service isc-dhcp-server stop
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}
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## Tools
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moulinette_get() {
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@ -310,25 +322,16 @@ case "$1" in
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set_forwarding
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fi
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# Run DHCP servers
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if ( has_ip6delegatedprefix && ! is_dhcpdv6_set ) || ! is_dhcpdv4_set; then
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echo "Set DHCP servers (dnsmasq)"
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set_dhcpd
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fi
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# Run hostapd
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if ! is_hostapd_running; then
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echo "Run hostapd"
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start_hostapd
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sleep 1
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fi
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# Run radvd
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# must be running after hostapd
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if has_ip6delegatedprefix && ! is_radvd_running; then
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echo "Run radvd"
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start_radvd
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fi
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# Run dhcpd
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# "options routers" addr (is_ip6addr_set) must be set before
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if ! is_dhcpd_running; then
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echo "Run dhcpd"
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start_dhcpd
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fi
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# Update dynamic settings
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@ -337,7 +340,7 @@ case "$1" in
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;;
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stop)
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echo "[hotspot] Stopping..."
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rm /tmp/.ynh-hotspot-started
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rm -f /tmp/.ynh-hotspot-started
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if has_ip6delegatedprefix && is_ndproxy_set; then
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echo "Unset NDP proxy"
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@ -364,20 +367,15 @@ case "$1" in
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unset_forwarding
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fi
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if is_dhcpdv6_set || is_dhcpdv4_set; then
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echo "Stop DHCP servers"
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unset_dhcpd
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fi
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if is_hostapd_running; then
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echo "Stop hostapd"
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stop_hostapd
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fi
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if has_ip6delegatedprefix && is_radvd_running; then
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echo "Stop radvd"
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stop_radvd
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fi
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if is_dhcpd_running; then
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echo "Stop dhcpd"
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stop_dhcpd
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fi
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if has_vpnclient_app; then
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service ynh-vpnclient start
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@ -405,17 +403,24 @@ case "$1" in
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echo "[ERR] No IPv6 address set"
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exitcode=1
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fi
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if is_radvd_running; then
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echo "[OK] Radvd is running"
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if is_dhcpdv6_set; then
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echo "[OK] SLAAC & DHCPv6 server set"
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else
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echo "[ERR] Radvd is not running"
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echo "[ERR] No SLAAC & DHCPv6 server set"
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exitcode=1
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fi
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else
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echo "[INFO] No IPv6 delegated prefix found"
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fi
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if is_dhcpdv4_set; then
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echo "[OK] DHCPv4 server set"
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else
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echo "[ERR] No DHCPv4 server set"
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exitcode=1
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fi
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if is_nat_set "${new_internet_device}"; then
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echo "[OK] IPv4 NAT set"
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else
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@ -437,6 +442,13 @@ case "$1" in
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exitcode=1
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fi
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if is_dnsmasq_running; then
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echo "[OK] Dnsmasq is running"
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else
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echo "[ERR] Dnsmasq is not running"
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exitcode=1
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fi
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if is_hostapd_running; then
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echo "[OK] Hostapd is running"
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else
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@ -444,13 +456,6 @@ case "$1" in
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exitcode=1
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fi
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if is_dhcpd_running; then
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echo "[OK] Dhcpd is running"
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else
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echo "[ERR] Dhcpd is not running"
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exitcode=1
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fi
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exit ${exitcode}
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;;
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*)
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@ -1,6 +0,0 @@
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interface <TPL:WIFI_DEVICE>
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{
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AdvSendAdvert on;
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prefix <TPL:IP6_NET>/64 { };
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RDNSS <TPL:IP6_DNS0> <TPL:IP6_DNS1> { };
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};
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@ -38,9 +38,7 @@ if [ ! $? -eq 0 ]; then
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fi
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# Install packages
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# TODO: Replace isc-dhcp-server by dnsmasq (currently negotiating with the YunoHost team to
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# also replace bind9 by dnsmasq)
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packages='php5-fpm sipcalc hostapd radvd isc-dhcp-server iptables wireless-tools wireless-tools'
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packages='php5-fpm sipcalc hostapd iptables wireless-tools'
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sudo apt-get --assume-yes --force-yes install ${packages}
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if [ $? -ne 0 ]; then
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@ -98,9 +96,12 @@ sudo install -o root -g root -m 0755 ../conf/ipv6_expanded /usr/local/bin/
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sudo install -o root -g root -m 0755 ../conf/ipv6_compressed /usr/local/bin/
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# Copy confs
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sudo mkdir -pm 0755 /etc/dnsmasq.d.tpl/
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sudo chown root: /etc/dnsmasq.d.tpl/
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sudo install -b -o root -g root -m 0644 ../conf/hostapd.conf.tpl /etc/hostapd/
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sudo install -b -o root -g root -m 0644 ../conf/radvd.conf.tpl /etc/
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sudo install -b -o root -g root -m 0644 ../conf/dhcpd.conf.tpl /etc/dhcp/
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sudo install -b -o root -g root -m 0644 ../conf/dnsmasq_dhcpdv6.conf.tpl /etc/dnsmasq.d.tpl/dhcpdv6.conf.tpl
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sudo install -b -o root -g root -m 0644 ../conf/dnsmasq_dhcpdv4.conf.tpl /etc/dnsmasq.d.tpl/dhcpdv4.conf.tpl
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sudo install -b -o root -g root -m 0644 ../conf/nginx_wifiadmin.conf "/etc/nginx/conf.d/${domain}.d/wifiadmin.conf"
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sudo install -b -o root -g root -m 0644 ../conf/phpfpm_wifiadmin.conf /etc/php5/fpm/pool.d/wifiadmin.conf
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@ -134,18 +135,14 @@ sudo sed "s|<TPL:NGINX_LOCATION>|${url_path}|g" -i /var/www/wifiadmin/config.php
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# Copy init script
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sudo install -o root -g root -m 0755 ../conf/init_ynh-hotspot /etc/init.d/ynh-hotspot
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# Update firewall for DHCP
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sudo yunohost firewall allow --no-upnp --ipv6 UDP 547
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sudo yunohost firewall allow --no-upnp UDP 67
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# Set default inits
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# The boot order of these services are important, so they are disabled by default
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# and the ynh-hotspot service handles them.
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# All services are registred by yunohost in order to prevent conflicts after the uninstall.
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sudo yunohost service add isc-dhcp-server
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sudo yunohost service stop isc-dhcp-server
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sudo yunohost service disable isc-dhcp-server
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sudo yunohost service add radvd
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sudo yunohost service stop radvd
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sudo yunohost service disable radvd
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sudo yunohost service add hostapd
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sudo yunohost service stop hostapd
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sudo yunohost service disable hostapd
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@ -9,7 +9,12 @@ sudo yunohost service remove ynh-hotspot
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sudo rm -f /etc/init.d/ynh-hotspot
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sudo rm -f /tmp/.ynh-hotspot-*
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# Update firewall for DHCP
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sudo yunohost firewall disallow --ipv6 UDP 547
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sudo yunohost firewall disallow UDP 67
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# Remove confs
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sudo rm -fr /etc/dnsmasq.d.tpl/
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sudo rm -f /etc/hostapd/hostapd.conf{.tpl,} /etc/radvd.conf{.tpl,} /etc/dhcp/dhcpd.conf{.tpl,}
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sudo rm -f /etc/nginx/conf.d/${domain}.d/wifiadmin.conf
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sudo rm -f /etc/php5/fpm/pool.d/wifiadmin.conf
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@ -24,6 +29,6 @@ sudo rm -rf /var/www/wifiadmin/
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# Remove packets
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# The yunohost policy is currently to not uninstall packets (dependency problems)
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## sudo apt-get --assume-yes --force-yes remove hostapd radvd isc-dhcp-server iptables sipcalc wireless-tools
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## sudo apt-get --assume-yes --force-yes remove hostapd iptables sipcalc wireless-tools
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exit 0
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@ -42,6 +42,14 @@ function ipv6_compressed($ip) {
|
|||
return $output[0];
|
||||
}
|
||||
|
||||
function is_connected_through_hotspot($ip6_net, $ip4_nat_prefix) {
|
||||
$ip = $_SERVER['REMOTE_ADDR'];
|
||||
$ip6_regex = '/^'.preg_quote(preg_replace('/::$/', '', $ip6_net)).':/';
|
||||
$ip4_regex = '/^'.preg_quote($ip4_nat_prefix).'\./';
|
||||
|
||||
return (preg_match($ip6_regex, $ip) || preg_match($ip4_regex, $ip));
|
||||
}
|
||||
|
||||
dispatch('/', function() {
|
||||
exec('sudo iwconfig', $devs);
|
||||
$wifi_device = moulinette_get('wifi_device');
|
||||
|
|
@ -59,6 +67,7 @@ dispatch('/', function() {
|
|||
|
||||
$ip6_net = moulinette_get('ip6_net');
|
||||
$ip6_net = ($ip6_net == 'none') ? '' : $ip6_net;
|
||||
$ip4_nat_prefix = moulinette_get('ip4_nat_prefix');
|
||||
|
||||
set('wifi_ssid', moulinette_get('wifi_ssid'));
|
||||
set('wifi_passphrase', moulinette_get('wifi_passphrase'));
|
||||
|
|
@ -69,10 +78,11 @@ dispatch('/', function() {
|
|||
set('ip6_net', $ip6_net);
|
||||
set('ip6_dns0', moulinette_get('ip6_dns0'));
|
||||
set('ip6_dns1', moulinette_get('ip6_dns1'));
|
||||
set('ip4_nat_prefix', moulinette_get('ip4_nat_prefix'));
|
||||
set('ip4_nat_prefix', $ip4_nat_prefix);
|
||||
set('ip4_dns0', moulinette_get('ip4_dns0'));
|
||||
set('ip4_dns1', moulinette_get('ip4_dns1'));
|
||||
set('faststatus', service_faststatus() == 0);
|
||||
set('is_connected_through_hotspot', is_connected_through_hotspot($ip6_net, $ip4_nat_prefix));
|
||||
|
||||
return render('settings.html.php');
|
||||
});
|
||||
|
|
|
|||
|
|
@ -43,3 +43,17 @@ div#github {
|
|||
div#github a {
|
||||
margin-left: 17px;
|
||||
}
|
||||
|
||||
div#saveconfirmation {
|
||||
display: none;
|
||||
padding-right: 15px;
|
||||
width: 60%;
|
||||
margin: 0 auto;
|
||||
}
|
||||
|
||||
div#saveconfirmation div#confirm {
|
||||
background-color: #fff;
|
||||
padding: 10px;
|
||||
margin: 15px 0 0 0;
|
||||
border: 1px solid #F5E79E;
|
||||
}
|
||||
|
|
|
|||
|
|
@ -36,6 +36,11 @@ $(document).ready(function() {
|
|||
$('#form').submit();
|
||||
});
|
||||
|
||||
$('#saveconfirm').click(function() {
|
||||
$(this).hide();
|
||||
$('#saveconfirmation').show();
|
||||
});
|
||||
|
||||
$('#status .close').click(function() {
|
||||
$(this).parent().hide();
|
||||
});
|
||||
|
|
|
|||
|
|
@ -154,7 +154,18 @@
|
|||
|
||||
<div class="form-group">
|
||||
<div style="text-align: center">
|
||||
<?php if($is_connected_through_hotspot): ?>
|
||||
<div class="alert alert-dismissible alert-warning fade in" role="alert" id="saveconfirmation">
|
||||
<strong><?= T_('Notice') ?>:</strong> <?= T_("You are currently connected through the wifi hotspot. Please, confirm the reloading, wait for the wifi disconnect/reconnect and go back here to check that everything is okay.") ?>
|
||||
<div id="confirm">
|
||||
<button type="submit" class="btn btn-default" data-toggle="tooltip" id="save" data-title="<?= T_('Reloading may take a few minutes. Be patient.') ?>"><?= T_('Confirm') ?></button> <img src="public/img/loading.gif" id="save-loading" alt="Loading..." />
|
||||
</div>
|
||||
</div>
|
||||
|
||||
<button type="button" class="btn btn-default" id="saveconfirm"><?= T_('Save and reload') ?></button>
|
||||
<?php else: ?>
|
||||
<button type="submit" class="btn btn-default" data-toggle="tooltip" id="save" data-title="<?= T_('Reloading may take a few minutes. Be patient.') ?>"><?= T_('Save and reload') ?></button> <img src="public/img/loading.gif" id="save-loading" alt="Loading..." />
|
||||
<?php endif; ?>
|
||||
</div>
|
||||
</div>
|
||||
</form>
|
||||
|
|
|
|||
Loading…
Reference in a new issue