icinga2/tools/debug/gdb/icingadbg.py

63 lines
1.8 KiB
Python

import gdb
import re
class IcingaStringPrinter:
def __init__(self, val):
self.val = val
def to_string(self):
return '"' + self.val['m_Data']['_M_dataplus']['_M_p'].string() + '"'
class IcingaValuePrinter:
def __init__(self, val):
self.val = val
def to_string(self):
which = self.val['m_Value']['which_']
if which == 0:
return 'Empty'
elif which == 1:
return self.val['m_Value']['storage_']['data_']['buf'].cast(gdb.lookup_type('double').pointer()).dereference()
elif which == 2:
return self.val['m_Value']['storage_']['data_']['buf'].cast(gdb.lookup_type('icinga::String').pointer()).dereference()
elif which == 3:
return self.val['m_Value']['storage_']['data_']['buf'].cast(gdb.lookup_type('icinga::Object').pointer()).dereference()
else:
return '<INVALID>'
class IcingaSignalPrinter:
def __init__(self, val):
self.val = val
def to_string(self):
return '<SIGNAL>'
class IcingaMutexPrinter:
def __init__(self, val):
self.val = val
def to_string(self):
owner = self.val['__data']['__owner']
if owner == 0:
return '<unlocked>'
else:
return '<locked by #' + str(owner) + '>'
def lookup_icinga_type(val):
t = val.type.unqualified()
if str(t) == 'icinga::String':
return IcingaStringPrinter(val)
elif str(t) == 'icinga::Value':
return IcingaValuePrinter(val)
elif re.match('^boost::signals2::signal.*<.*>$', str(t)):
return IcingaSignalPrinter(val)
elif str(t) == 'pthread_mutex_t':
return IcingaMutexPrinter(val)
return None
def register_icinga_printers():
gdb.pretty_printers.append(lookup_icinga_type)