class LocalGC(object):
""" A version of the global context which can be intialized to
provide local paths """
def __init__(self, local = '/'):
self.gc = GC()
self.local = local
def __getitem__(self, name):
return self.getProvider(name)
def __getattr__(self, attr):
if attr == 'providers':
return self.gc.providers
def registerProvider(self, provider):
name = provider.getName()
if name[0] != '/':
name = self.local + name
provider.setName(name)
self.gc.registerProvider(provider)
def registerThread(self, name, thread):
self.gc.registerThread(name, thread)
def getProvider(self, name):
try:
if name[0] != '/':
name = self.local + name
return self.gc.getProvider(name)
except:
print
print "Provider by name: '" + name + "' not found in global or local context"
print
raise
def __init__(self, local = '/'):
self.gc = GC()
self.local = local
def bootstrap(user_boot, ic_console = True, settings_db = None):
(vmajor, vminor, vmicro, vrl, vserial) = sys.version_info
print
print "Welcome to the Cymbeline Framework"
print "-------------------------------------------"
print "System Release 1.3.0 on Python " + `vmajor` + "." + `vminor` + "." + `vmicro` + vrl + `vserial` +" " + sys.platform
print "(c) 2002-2004-2005 Yann Ramin, All Right Reserved."
print
print "Beginning bootstrap..."
print "Current path:"
print sys.path
print
sys.stdout.write("Creating global context... ")
gc = GC() # create the all mighty global context
print "OK"
sys.stdout.write("--- Creating providers...\n")
sys.stdout.write("Time... ")
gc.registerProvider(Time('/system/time'))
print "OK"
sys.stdout.write("Log... ")
log = Log('/system/log')
gc.registerProvider(log)
log.log('system', 'Logging started')
print "OK"
sys.stdout.write("Timer... ") # system event timer
gc.registerProvider(Timer('/system/timer'))
print "OK"
sys.stdout.write("Settings DB... ")
# start up database providers
# create magic :)
try:
filein = settings_db
gc.registerProvider(MemoryDB( '/system/settings', filein, autoload = 1, dumpinterval = 100))
sys.stdout.write("(init from " + filein + ") ")
# gc.getProvider('db_settings').loadFromFile()
except:
print
print
print "No settings database specified, or unable to load."
print
raise
print "OK"
sys.stdout.write("Interactive console...")
ic = CymbelineIC( "/system/ic")
gc.registerProvider(ic)
print "OK"
print "--- System providers created. "
print "--- Starting user bootstrap code"
user_boot(gc)
print "--- User bootstrap completed"
if ic_console is True:
print "--- Switching to interactive console"
print
ic.ic_console()
print "Exiting the main console - So long, and thanks for all the fish"
return
else:
while 1:
time.sleep(100)
