stop_interface_ppp() { local cfg="$1" local proto config_get proto "$cfg" proto local link="$proto-$cfg" SERVICE_PID_FILE="/var/run/ppp-${link}.pid" \ service_stop /usr/sbin/pppd remove_dns "$cfg" local lock="/var/lock/ppp-$link" [ -f "$lock" ] && lock -u "$lock" } start_pppd() { local cfg="$1"; shift # Workaround for PPPoE service and AC name options, # filter out the nic-* argument and append it as last option local nic="" case "$1" in nic-*) nic="$1"; shift ;; esac local proto config_get proto "$cfg" proto # unique link identifier local link="${proto:-ppp}-$cfg" # make sure only one pppd process is started lock "/var/lock/ppp-${link}" SERVICE_PID_FILE="/var/run/ppp-${link}.pid" \ service_check /usr/sbin/pppd && { lock -u "/var/lock/ppp-${link}" return 0 } # Workaround: sometimes hotplug2 doesn't deliver the hotplug event for creating # /dev/ppp fast enough to be used here [ -e /dev/ppp ] || mknod /dev/ppp c 108 0 local device config_get device "$cfg" device local username config_get username "$cfg" username local password config_get password "$cfg" password local keepalive config_get keepalive "$cfg" keepalive local connect config_get connect "$cfg" connect local disconnect config_get disconnect "$cfg" disconnect local pppd_options config_get pppd_options "$cfg" pppd_options local defaultroute config_get_bool defaultroute "$cfg" defaultroute 1 [ "$defaultroute" -eq 1 ] && \ defaultroute="defaultroute replacedefaultroute" || defaultroute="nodefaultroute" local interval="${keepalive##*[, ]}" [ "$interval" != "$keepalive" ] || interval=5 local dns config_get dns "$config" dns local has_dns=0 local peer_default=1 [ -n "$dns" ] && { has_dns=1 peer_default=0 } local peerdns config_get_bool peerdns "$cfg" peerdns $peer_default [ "$peerdns" -eq 1 ] && { peerdns="usepeerdns" } || { peerdns="" add_dns "$cfg" $dns } local demand config_get demand "$cfg" demand 0 local demandargs [ "$demand" -gt 0 ] && { demandargs="precompiled-active-filter /etc/ppp/filter demand idle $demand" [ "$has_dns" -eq 0 ] && add_dns "$cfg" 1.1.1.1 } || { demandargs="persist" } local ipv6 config_get_bool ipv6 "$cfg" ipv6 0 [ "$ipv6" -eq 1 ] && ipv6="+ipv6" || ipv6="" SERVICE_DAEMONIZE=1 \ SERVICE_WRITE_PID=1 \ SERVICE_PID_FILE="/var/run/ppp-$link.pid" \ service_start /usr/sbin/pppd "$@" \ ${keepalive:+lcp-echo-interval $interval lcp-echo-failure ${keepalive%%[, ]*}} \ $demandargs \ $peerdns \ $defaultroute \ ${username:+user "$username" password "$password"} \ ipparam "$cfg" \ ifname "$link" \ ${connect:+connect "$connect"} \ ${disconnect:+disconnect "$disconnect"} \ ${ipv6} \ ${pppd_options} \ nodetach \ ${nic} lock -u "/var/lock/ppp-${link}" } setup_interface_ppp() { local iface="$1" local config="$2" local device config_get device "$config" device local mtu config_get mtu "$config" mtu mtu=${mtu:-1492} start_pppd "$config" \ mtu $mtu mru $mtu \ "$device" }