def __init__(self, prefix, nick=getpass.getuser()):
self.handle = pyccn.CCN()
self.flow = FlowController(prefix, self.handle)
#XXX: temporary, until we allow fetching key from key storage
self.key = self.handle.getDefaultKey()
self.keylocator = pyccn.KeyLocator(self.key)
self.prefix = pyccn.Name(prefix)
self.members_uri = self.prefix + "members"
member_name = self.members_uri.appendKeyID(
fix_digest(self.key.publicKeyID))
self.member_message = self.publish(member_name, nick)
self.flow.put(self.member_message)
def __init__(self, prefix, nick=getpass.getuser()): self.handle = pyccn.CCN() self.flow = FlowController(prefix, self.handle) #XXX: temporary, until we allow fetching key from key storage self.key = self.handle.getDefaultKey() self.keylocator = pyccn.KeyLocator(self.key) self.prefix = pyccn.Name(prefix) self.members_uri = self.prefix + "members" member_name = self.members_uri.appendKeyID(fix_digest(self.key.publicKeyID)) self.member_message = self.publish(member_name, nick) self.flow.put(self.member_message)
class ChatServer(pyccn.Closure):
def __init__(self, prefix, nick=getpass.getuser()):
self.handle = pyccn.CCN()
self.flow = FlowController(prefix, self.handle)
#XXX: temporary, until we allow fetching key from key storage
self.key = self.handle.getDefaultKey()
self.keylocator = pyccn.KeyLocator(self.key)
self.prefix = pyccn.Name(prefix)
self.members_uri = self.prefix + "members"
member_name = self.members_uri.appendKeyID(
fix_digest(self.key.publicKeyID))
self.member_message = self.publish(member_name, nick)
self.flow.put(self.member_message)
def listen(self):
#listen to requests in namespace
#self.handle.setInterestFilter(self.prefix, self)
self.handle.run(-1)
def publish(self, name, content):
# Name
co_name = name.appendSegment(0)
# SignedInfo
si = pyccn.SignedInfo()
si.type = pyccn.CONTENT_DATA
si.finalBlockID = pyccn.Name.num2seg(0)
si.publisherPublicKeyDigest = self.key.publicKeyID
si.keyLocator = self.keylocator
# ContentObject
co = pyccn.ContentObject()
co.content = content
co.name = co_name
co.signedInfo = si
co.sign(self.key)
return co
def send_message(self, message):
name = self.prefix.appendVersion()
co = self.publish(name, message)
self.flow.put(co)
def upcall(self, kind, upcallInfo):
interest = upcallInfo.Interest
name = interest.name
log.debug("Got request for: %s" % name)
if self.message.matchesInterest(interest):
log.debug("Publishing content")
self.handle.put(self.message)
return pyccn.RESULT_INTEREST_CONSUMED
if self.member_message.matchesInterest(interest):
log.debug("Publishing member's name")
self.handle.put(self.member_message)
return pyccn.RESULT_INTEREST_CONSUMED
log.error("Got unknown request: %s" % name)
return pyccn.RESULT_OK
class ChatServer(Closure.Closure):
def __init__(self, prefix, nick=getpass.getuser()):
self.handle = CCN.CCN()
self.flow = FlowController(prefix, self.handle)
#XXX: temporary, until we allow fetching key from key storage
self.key = self.handle.getDefaultKey()
self.keylocator = Key.KeyLocator(self.key)
self.prefix = Name.Name(prefix)
self.members_uri = Name.Name(prefix)
self.members_uri += "members"
member_name = Name.Name(self.members_uri)
member_name.appendKeyID(fix_digest(self.key.publicKeyID))
self.member_message = self.publish(member_name, nick)
self.flow.put(self.member_message)
def listen(self):
#listen to requests in namespace
#self.handle.setInterestFilter(self.prefix, self)
self.handle.run(-1)
def publish(self, name, content):
# Name
co_name = Name.Name(name)
co_name += b'\x00'
# SignedInfo
si = ContentObject.SignedInfo()
si.type = ContentObject.ContentType.CCN_CONTENT_DATA
si.finalBlockID = b'\x00'
si.publisherPublicKeyDigest = self.key.publicKeyID
si.keyLocator = self.keylocator
# ContentObject
co = ContentObject.ContentObject()
co.content = content
co.name = co_name
co.signedInfo = si
co.sign(self.key)
return co
def send_message(self, message):
name = Name.Name(self.prefix)
name.appendVersion()
co = self.publish(name, message)
self.flow.put(co)
def upcall(self, kind, upcallInfo):
interest = upcallInfo.Interest
name = interest.name
log.debug("Got request for: %s" % name)
if self.message.matchesInterest(interest):
log.debug("Publishing content")
self.handle.put(self.message)
return Closure.UPCALL_RESULT_INTEREST_CONSUMED
if self.member_message.matchesInterest(interest):
log.debug("Publishing member's name")
self.handle.put(self.member_message)
return Closure.UPCALL_RESULT_INTEREST_CONSUMED
log.error("Got unknown request: %s" % name)
return Closure.RESULT_OK
