diff options
Diffstat (limited to 'package/network/services/dnsmasq/files/dnsmasq.init')
| -rw-r--r-- | package/network/services/dnsmasq/files/dnsmasq.init | 50 |
1 files changed, 39 insertions, 11 deletions
diff --git a/package/network/services/dnsmasq/files/dnsmasq.init b/package/network/services/dnsmasq/files/dnsmasq.init index 045fc7e..0ff987f 100644 --- a/package/network/services/dnsmasq/files/dnsmasq.init +++ b/package/network/services/dnsmasq/files/dnsmasq.init @@ -33,6 +33,29 @@ dhcp_calc() { echo "$res" } +dhcp_check() { + local ifname="$1" + local stamp="/var/run/dnsmasq.$ifname.dhcp" + local rv=0 + + [ -s "$stamp" ] && return $(cat "$stamp") + + udhcpc -n -q -s /bin/true -t 1 -i "$ifname" >&- && rv=1 || rv=0 + + [ $rv -eq 1 ] && \ + logger -t dnsmasq \ + "found already running DHCP-server on interface '$ifname'" \ + "refusing to start, use 'option force 1' to override" + + echo $rv > "$stamp" + return $rv +} + +log_once() { + pidof dnsmasq >/dev/null || \ + logger -t dnsmasq "$@" +} + append_bool() { local section="$1" local option="$2" @@ -141,7 +164,7 @@ dnsmasq() { local rebind config_get_bool rebind "$cfg" rebind_protection 1 [ $rebind -gt 0 ] && { - logger -t dnsmasq \ + log_once \ "DNS rebinding protection is active," \ "will discard upstream RFC1918 responses!" xappend "--stop-dns-rebind" @@ -149,12 +172,12 @@ dnsmasq() { local rebind_localhost config_get_bool rebind_localhost "$cfg" rebind_localhost 0 [ $rebind_localhost -gt 0 ] && { - logger -t dnsmasq "Allowing 127.0.0.0/8 responses" + log_once "Allowing 127.0.0.0/8 responses" xappend "--rebind-localhost-ok" } append_rebind_domain() { - logger -t dnsmasq "Allowing RFC1918 responses for domain $1" + log_once "Allowing RFC1918 responses for domain $1" xappend "--rebind-domain-ok=$1" } @@ -356,14 +379,7 @@ dhcp_add() { #check for an already active dhcp server on the interface, unless 'force' is set config_get_bool force "$cfg" force 0 - [ $force -gt 0 ] || { - udhcpc -n -q -s /bin/true -t 1 -i $ifname >&- && { - logger -t dnsmasq \ - "found already running DHCP-server on interface '$ifname'" \ - "refusing to start, use 'option force 1' to override" - return 0 - } - } + [ $force -gt 0 ] || dhcp_check "$ifname" || return 0 config_get start "$cfg" start config_get limit "$cfg" limit @@ -492,6 +508,11 @@ service_triggers() procd_add_reload_trigger "dhcp" } +boot() { + # Will be launched through hotplug + return 0 +} + start_service() { include /lib/functions @@ -499,6 +520,7 @@ start_service() { procd_open_instance procd_set_param command $PROG -C $CONFIGFILE -k + procd_set_param file $CONFIGFILE procd_close_instance # before we can call xappend @@ -552,9 +574,15 @@ start_service() { done } +reload_service() { + rc_procd start_service "$@" + return 0 +} + stop_service() { [ -f /tmp/resolv.conf ] && { rm -f /tmp/resolv.conf ln -s /tmp/resolv.conf.auto /tmp/resolv.conf } + rm -f /var/run/dnsmasq.*.dhcp } |