genode/tool/run/power_on/wol
2017-09-07 11:47:15 +02:00

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##
# Power on the target machine via magic Wake On Lan packets
#
# \param --power-on-wol-mac MAC address of target machine
#
# \param --power-on-wol-dev Outgoing network interface
#
source [genode_dir]/tool/run/amt.inc
proc power_on_wol_mac { } {
return [get_cmd_arg_first --power-on-wol-mac ""]
}
proc power_on_wol_dev { } {
return [get_cmd_arg_first --power-on-wol-dev "eth0"]
}
proc run_power_on { } {
if {[power_on_wol_mac] == ""} {
puts stderr {wake-on-lan MAC address not specified}
exit -1
}
if {![have_installed etherwake]} {
puts stderr {'etherwake' utitity for using wake-on-lan is not installed}
exit -1
}
puts "sending magic WOL packet..."
exec sudo ip link set [power_on_wol_dev] up
exec sudo etherwake -i [power_on_wol_dev] [power_on_wol_mac]
return true
}