/etc/maas/templates/power/ipmi.template is in maas-cluster-controller 1.5+bzr2252-0ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 | # -*- mode: shell-script -*-
#
# Control a system via ipmipower
#
# Parameters.
power_change={{power_change}}
power_address={{power_address}}
power_user={{power_user}}
power_pass={{power_pass}}
power_driver={{power_driver}}
ipmipower={{ipmipower}}
ipmi_chassis_config={{ipmi_chassis_config}}
config={{config_dir}}/{{ipmi_config}}
# If ip_address was supplied and power_address is not explicitly set then
# use ip_address because it gets discovered on-the-fly based on mac_address.
# We don't want to use it unilaterally because mac_address may be the host's
# MAC, so only fall back if someone deliberately left power_address empty.
{{if ip_address and not power_address}}
power_address={{ip_address}}
{{endif}}
# This workaround is required on many BMCs, and should have no impact
# on BMCs that don't require it.
# See https://bugs.launchpad.net/maas/+bug/1287964
workarounds="-W opensesspriv"
# Determines the power command needed to execute the desired
# action. This function receives ${power_change} as argument.
formulate_power_command() {
case $1 in
'on') echo '--cycle --on-if-off' ;;
'off') echo '--off' ;;
*)
echo "Got unknown power state from ipmipower: '$1'" >&2
exit 1
esac
}
# Determines the current state on which the machine finds itself.
# The argument passed comes from IPMI's stat command in the form:
# <ipmi-ip-address>: <on/off>
# This function evaluates whether it was <on/off>.
formulate_power_state() {
case $2 in
'on') echo 'on' ;;
'off') echo 'off' ;;
*)
echo "Got unknown power state from ipmipower: '$2'" >&2
exit 1
esac
}
# Issue command to ipmipower, for the given system.
issue_ipmi_command() {
# See https://launchpad.net/bugs/1053391 for details of this workaround
driver_option=""
if [ -n "$power_driver" ]
then
driver_option="--driver-type=${power_driver}"
fi
echo workaround |\
${ipmi_chassis_config} ${workarounds} ${driver_option} -h ${power_address} -u ${power_user} -p ${power_pass} --commit --filename ${config}
echo workaround |\
${ipmipower} ${workarounds} ${driver_option} -h ${power_address} -u ${power_user} -p ${power_pass} "$@"
}
# This script deliberately does not check the current power state
# before issuing the requested power command. See bug 1171418 for an
# explanation.
power_command=$(formulate_power_command ${power_change})
issue_ipmi_command ${power_command}
|