diff options
Diffstat (limited to 'config/includes.chroot/etc/init.d/dnsmasq_wifi')
| -rwxr-xr-x | config/includes.chroot/etc/init.d/dnsmasq_wifi | 290 |
1 files changed, 290 insertions, 0 deletions
diff --git a/config/includes.chroot/etc/init.d/dnsmasq_wifi b/config/includes.chroot/etc/init.d/dnsmasq_wifi new file mode 100755 index 0000000..dfd103c --- /dev/null +++ b/config/includes.chroot/etc/init.d/dnsmasq_wifi @@ -0,0 +1,290 @@ +#!/bin/sh +### BEGIN INIT INFO +# Provides: dnsmasq_wifi +# Required-Start: $network $remote_fs $syslog +# Required-Stop: $network $remote_fs $syslog +# Default-Start: 2 3 4 5 +# Default-Stop: 0 1 6 +# Description: DHCP and DNS server +### END INIT INFO + +set +e # Don't exit on error status + +PATH=/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin +DAEMON=/usr/sbin/dnsmasq +NAME=dnsmasq_wifi +DESC="DNS forwarder and DHCP server" + +# Most configuration options in /etc/default/dnsmasq are deprecated +# but still honoured. +ENABLED=1 +if [ -r /etc/default/$NAME ]; then + . /etc/default/$NAME +fi + +# Get the system locale, so that messages are in the correct language, and the +# charset for IDN is correct +if [ -r /etc/default/locale ]; then + . /etc/default/locale + export LANG +fi + +test -x $DAEMON || exit 0 + +# Provide skeleton LSB log functions for backports which don't have LSB functions. +if [ -f /lib/lsb/init-functions ]; then + . /lib/lsb/init-functions +else + log_warning_msg () { + echo "${@}." + } + + log_success_msg () { + echo "${@}." + } + + log_daemon_msg () { + echo -n "${1}: $2" + } + + log_end_msg () { + if [ $1 -eq 0 ]; then + echo "." + elif [ $1 -eq 255 ]; then + /bin/echo -e " (warning)." + else + /bin/echo -e " failed!" + fi + } +fi + +# RESOLV_CONF: +# If the resolvconf package is installed then use the resolv conf file +# that it provides as the default. Otherwise use /etc/resolv.conf as +# the default. +# +# If IGNORE_RESOLVCONF is set in /etc/default/dnsmasq or an explicit +# filename is set there then this inhibits the use of the resolvconf-provided +# information. +# +# Note that if the resolvconf package is installed it is not possible to +# override it just by configuration in /etc/dnsmasq.conf, it is necessary +# to set IGNORE_RESOLVCONF=yes in /etc/default/dnsmasq. + +if [ ! "$RESOLV_CONF" ] && + [ "$IGNORE_RESOLVCONF" != "yes" ] && + [ -x /sbin/resolvconf ] +then + RESOLV_CONF=/var/run/dnsmasq/resolv.conf +fi + +for INTERFACE in $DNSMASQ_INTERFACE; do + DNSMASQ_INTERFACES="$DNSMASQ_INTERFACES -i $INTERFACE" +done + +for INTERFACE in $DNSMASQ_EXCEPT; do + DNSMASQ_INTERFACES="$DNSMASQ_INTERFACES -I $INTERFACE" +done + +if [ ! "$DNSMASQ_USER" ]; then + DNSMASQ_USER="dnsmasq" +fi + +start() +{ + # Return + # 0 if daemon has been started + # 1 if daemon was already running + # 2 if daemon could not be started + + # /var/run may be volatile, so we need to ensure that + # /var/run/dnsmasq exists here as well as in postinst + if [ ! -d /var/run/dnsmasq ]; then + mkdir /var/run/dnsmasq || return 2 + chown dnsmasq:nogroup /var/run/dnsmasq || return 2 + fi + + start-stop-daemon --start --quiet --pidfile /var/run/dnsmasq/$NAME.pid --exec $DAEMON --test -- -C /etc/dnsmasq_wifi.conf > /dev/null || return 1 + start-stop-daemon --start --quiet --pidfile /var/run/dnsmasq/$NAME.pid --exec $DAEMON -- -C /etc/dnsmasq_wifi.conf \ + -x /var/run/dnsmasq/$NAME.pid \ + ${MAILHOSTNAME:+ -m $MAILHOSTNAME} \ + ${MAILTARGET:+ -t $MAILTARGET} \ + ${DNSMASQ_USER:+ -u $DNSMASQ_USER} \ + ${DNSMASQ_INTERFACES:+ $DNSMASQ_INTERFACES} \ + ${DHCP_LEASE:+ -l $DHCP_LEASE} \ + ${DOMAIN_SUFFIX:+ -s $DOMAIN_SUFFIX} \ + ${RESOLV_CONF:+ -r $RESOLV_CONF} \ + ${CACHESIZE:+ -c $CACHESIZE} \ + ${CONFIG_DIR:+ -7 $CONFIG_DIR} \ + ${DNSMASQ_OPTS:+ $DNSMASQ_OPTS} \ + || return 2 +} + +start_resolvconf() +{ +# If interface "lo" is explicitly disabled in /etc/default/dnsmasq +# Then dnsmasq won't be providing local DNS, so don't add it to +# the resolvconf server set. + for interface in $DNSMASQ_EXCEPT + do + [ $interface = lo ] && return + done + + if [ -x /sbin/resolvconf ] ; then + echo "nameserver 127.0.0.1" | /sbin/resolvconf -a lo.$NAME + fi + return 0 +} + +stop() +{ + # Return + # 0 if daemon has been stopped + # 1 if daemon was already stopped + # 2 if daemon could not be stopped + # other if a failure occurred + start-stop-daemon --stop --quiet --retry=TERM/30/KILL/5 --pidfile /var/run/dnsmasq/$NAME.pid + RETVAL="$?" + [ "$RETVAL" = 2 ] && return 2 + return "$RETVAL" +} + +stop_resolvconf() +{ + if [ -x /sbin/resolvconf ] ; then + /sbin/resolvconf -d lo.$NAME + fi + return 0 +} + +status() +{ + # Return + # 0 if daemon is running + # 1 if daemon is dead and pid file exists + # 3 if daemon is not running + # 4 if daemon status is unknown + start-stop-daemon --start --quiet --pidfile /var/run/dnsmasq/$NAME.pid --exec $DAEMON --test > /dev/null + case "$?" in + 0) [ -e "/var/run/dnsmasq/$NAME.pid" ] && return 1 ; return 3 ;; + 1) return 0 ;; + *) return 4 ;; + esac +} + +case "$1" in + start) + test "$ENABLED" != "0" || exit 0 + log_daemon_msg "Starting $DESC" "$NAME" + start + case "$?" in + 0) + log_end_msg 0 + start_resolvconf + exit 0 + ;; + 1) + log_success_msg "(already running)" + exit 0 + ;; + *) + log_end_msg 1 + exit 1 + ;; + esac + ;; + stop) + stop_resolvconf + if [ "$ENABLED" != "0" ]; then + log_daemon_msg "Stopping $DESC" "$NAME" + fi + stop + RETVAL="$?" + if [ "$ENABLED" = "0" ]; then + case "$RETVAL" in + 0) log_daemon_msg "Stopping $DESC" "$NAME"; log_end_msg 0 ;; + esac + exit 0 + fi + case "$RETVAL" in + 0) log_end_msg 0 ; exit 0 ;; + 1) log_warning_msg "(not running)" ; exit 0 ;; + *) log_end_msg 1; exit 1 ;; + esac + ;; + restart|force-reload) + test "$ENABLED" != "0" || exit 1 + $DAEMON --test ${CONFIG_DIR:+ -7 $CONFIG_DIR} ${DNSMASQ_OPTS:+ $DNSMASQ_OPTS} >/dev/null 2>&1 + if [ $? -ne 0 ]; then + NAME="configuration syntax check" + RETVAL="2" + else + stop_resolvconf + stop + RETVAL="$?" + fi + log_daemon_msg "Restarting $DESC" "$NAME" + case "$RETVAL" in + 0|1) + sleep 2 + start + case "$?" in + 0) + log_end_msg 0 + start_resolvconf + exit 0 + ;; + *) + log_end_msg 1 + exit 1 + ;; + esac + ;; + *) + log_end_msg 1 + exit 1 + ;; + esac + ;; + status) + log_daemon_msg "Checking $DESC" "$NAME" + status + case "$?" in + 0) log_success_msg "(running)" ; exit 0 ;; + 1) log_success_msg "(dead, pid file exists)" ; exit 1 ;; + 3) log_success_msg "(not running)" ; exit 3 ;; + *) log_success_msg "(unknown)" ; exit 4 ;; + esac + ;; + dump-stats) + kill -s USR1 `cat /var/run/dnsmasq/$NAME.pid` + ;; + systemd-start-resolvconf) + start_resolvconf + ;; + systemd-stop-resolvconf) + stop_resolvconf + ;; + systemd-exec) +# --pid-file without argument disables writing a PIDfile, we don't need one with sytemd. +# Enable DBus by default because we use DBus activation with systemd. + exec $DAEMON --keep-in-foreground --pid-file --enable-dbus \ + ${MAILHOSTNAME:+ -m $MAILHOSTNAME} \ + ${MAILTARGET:+ -t $MAILTARGET} \ + ${DNSMASQ_USER:+ -u $DNSMASQ_USER} \ + ${DNSMASQ_INTERFACES:+ $DNSMASQ_INTERFACES} \ + ${DHCP_LEASE:+ -l $DHCP_LEASE} \ + ${DOMAIN_SUFFIX:+ -s $DOMAIN_SUFFIX} \ + ${RESOLV_CONF:+ -r $RESOLV_CONF} \ + ${CACHESIZE:+ -c $CACHESIZE} \ + ${CONFIG_DIR:+ -7 $CONFIG_DIR} \ + ${DNSMASQ_OPTS:+ $DNSMASQ_OPTS} + ;; + *) + echo "Usage: /etc/init.d/$NAME {start|stop|restart|force-reload|dump-stats|status}" >&2 + exit 3 + ;; +esac + +exit 0 + |