def recv_json(self, data):
self.emit("test", data)
self.emit_to_room("test", data)
if self.user:
log("Received JSON from %s: %s" % (self.user.username, str(data)))
else:
log("Received JSON: %s" % str(data))
def get(url, user_agent, user=None):
"""
Return a Revision of a url.
Check for the presence of a URL
At its original location on the web.
In the database.
In the DHT.
"""
revision = Revision()
# Ignore for now if the addr is on our LAN, VLAN or localhost.
url = urlparse.urlparse(url)
domain = url.netloc
path = url.path or '/'
try: host = socket.gethostbyname(domain)
except: host = ''
# Making deep assumptions about the future of ipv4 here..
log(host)
if any([host.startswith(subnet) for subnet in local_subnets]):
revision.status = 403
revision.mimetype = "text"
revision.data = "We're not currently proxying to local subnets."
return revision
# Check the web
response = None
try:
response = requests.get(url.geturl(), headers={'User-Agent': user_agent} )
except Exception, e:
log("Error retrieving %s: %s" % (url.geturl(), e.message))
def initialize(self):
self.buffer = []
self.inbox = None
self.user = None
# Make the channels a set
self.channel = None
log("init global activity stream")
def index(self):
user = auth(session, required=True)
current_session = session['session']
[db.session.delete(s) for s in user.sessions if s.session_id == current_session]
session['session'] = ''
log("%s logged out." % user.username)
return redirect('/')
def put(self, username):
"Add a session for a user and return the session cookie"
parser = reqparse.RequestParser()
parser.add_argument("password", type=str, help="password.", required=True)
args = parser.parse_args()
user = User.query.filter(User.username == username).first()
if not user:
return{}, 404
if not user.verify_password(args.password):
return {}, 401
s = Session()
s.from_request(request)
user.sessions.append(s)
db.session.add(user)
db.session.add(s)
db.session.commit()
session['session'] = s.session_id
log("%s logged in." % user.username)
response = user.jsonify()
response['session'] = s.jsonify()
return response
def recv_connect(self):
user = auth(self.request)
if not user:
self.request_reconnect()
# self.user = AnonUser()
else:
log("Received chat connection from %s" % user.username)
self.user = user
def on_join(self, channel):
# Keep everyone on the same stream generally.
channel = "public"
if self.user:
# if can(self.user.username, "rx_stream"):
log('%s joined activity stream "%s"' % (self.user.username, channel))
self.channel = channel
self.join(channel)
def on_msg(self, msg):
if self.user and self.channel:
if self.user.created:
body = {"u":self.user.username,"m":escape(msg)}
else:
body = {"u":self.user.username,"m":escape(msg),"a": True}
log("Message to %s from %s: %s" % (self.channel, self.user.username, msg))
self.emit_to_room(self.channel, "privmsg", body)
self.emit("privmsg", body)
def recv_connect(self):
user = auth(self.request)
if user:
log("Received activity stream connection from %s" % user.username)
self.user = user
# if not can(user.username, "chat"):
# body = {"message":"Your user group doesn't have permission to chat"}
# self.emit("disconnect", body)
# self.send("disconnect")
# log("%s isn't permitted to chat." % user.username)
# else:
self.user = AnonUser()
def initialize(self):
self.user = None
# Access to app.routes for
# admin users to access via /eval
self.routes = app.routes
# TODO: Make the channels a set
self.channel = None
# This lets us cycle through stream connections on
# the httpd and easily determine the session type.
self.socket.socket_type = "chat"
self.socket.appearing_offline = False
log("init chat stream")
def delete(self, username):
"Delete a session for a user"
user = auth(session, required=True)
parser = reqparse.RequestParser()
parser.add_argument("timestamp", type=int, help="session timestamp", required=True)
args = parser.parse_args()
for s in user.sessions:
if time.mktime(s.created.timetuple()) == args.timestamp:
db.session.delete(s)
db.session.commit()
log("%s logged out." % user.username)
return {}, 204
def post(self):
"""
Unserialise the data and accept the following calls:
PING
CHAT
APPEND
LEAVING
FIND_NODE
FIND_VALUE
APPEND signifies the requesting host has data for the given hash.
"""
parser = restful.reqparse.RequestParser()
parser.add_argument("data", type=str, help="The RPC body.", default=None)
args = parser.parse_args()
if not args.data:
return {}, 400
response = []
data = json.loads(args.data)
if not validate_signature(data):
log("Received message from %s with an invalid signature." % request.remote_addr)
return "Invalid message signature.", 400
if not 'node' in data:
log("%s didn't provide useable information about themselves." % request.remote_addr, "warning")
return {}, 400
# Validate the node field for internet hosts
if not any([request.remote_addr.startswith(subnet) for subnet in local_subnets]):
stated_addr = data['node'].split()[1]
if stated_addr != request.remote_addr:
log("Request made from %s stated it originated from %s" % (request.remote_addr, stated_addr), "warning")
return "sicillian shrug", 418
# Execute the corresponding RPC handler
for field in data.keys():
if field.startswith('rpc_'):
rpc_name = 'handle_%s' % field.replace('rpc_', '')
# data[rpc_name] = data[field]
# del data[field]
rpc_method = getattr(app.routes.protocol, rpc_name, None)
if not rpc_method:
log("%s tried to call unknown procedure %s." % (request.remote_addr, rpc_name), "warning")
return {}, 400
response = rpc_method(data)
break
return response
def parse(html, url):
""
domain = urlparse.urlparse(url).netloc
append_text = '<script src="/static/uroko.js"></script>\n<link rel="stylesheet" type="text/css" href="/static/uroko.css" />'
appendage = BeautifulSoup(append_text)
soup = BeautifulSoup(html)
# log('Requested %s (%s)' % (url, domain))
request_endpoint = "/request/"
for a in soup.findAll('a'):
try:
log(str(a['href']))
if a['href'].startswith('https'): a['href'] = a['href'].replace("https://", request_endpoint)
elif a['href'].startswith('http'): a['href'] = a['href'].replace("http://", request_endpoint)
elif a['href'].startswith('/'): a['href'] = '%s%s%s' % (request_endpoint, domain, link['href'])
else: a['href'] = '%s%s/%s' % (request_endpoint,domain, a['href'])
except: continue
for link in soup.findAll('link'):
try:
log(str(link['href']))
if link['href'].startswith('https'): link['href'] = link['href'].replace("https://", request_endpoint)
elif link['href'].startswith('http'): link['href'] = link['href'].replace("http://", request_endpoint)
elif link['href'].startswith('/'): link['href'] = '%s%s%s' % (request_endpoint, domain, link['href'])
else: link['href'] = '%s%s/%s' % (request_endpoint,domain, link['href'])
except: continue
log('Should have cycled through urls by now.')
try:
soup.head.append(appendage)
log('Appended:\n%s' % append_text)
except: pass
return unicode(soup)
def recv_message(self, data):
log(data)
self.emit("test", data)
self.socket.send_packet({"test":"hello"})
def request_reconnect(self):
"""
Shortcut for asking a client to reconnect.
"""
log("Received chat connection before authentication. Requesting client reconnects.")
self.emit("reconnect", {"m":"Reconnecting.."})
if pid > 0:
sys.exit(0) # parent
except OSError, e:
sys.stderr.write("fork #1 failed: %d (%s)\n" % (e.errno, e.strerror))
sys.exit(-2)
os.setsid()
os.umask(0)
try:
pid = os.fork()
if pid > 0:
try:
f = file(pidfile, 'w')
f.write(str(pid))
f.close()
except IOError, err:
log(err,'error')
sys.exit(0) # parent
except OSError, e:
sys.stderr.write("fork #2 failed: %d (%s)\n" % (e.errno, e.strerror))
sys.exit(-2)
for fd in (0, 1, 2):
try:
os.close(fd)
except OSError: pass
if __name__ == "__main__":
epilog = "Available test suites: %s" % ','.join([test for test in maps.keys()])
parser = optparse.OptionParser(epilog=epilog)
parser.add_option("-p", "--port", dest="port", action="store", default=8080, help="(defaults to 8080)")
parser.add_option("--key", dest="key", action="store", default="id_rsa", help="(defaults to id_rsa)")
parser.add_option("-c", "--config", dest="config", action="store", default='uroko.config')
def on_join(self, channel):
if self.user and self.user.username:
# if can(self.user.username, "chat"):
log("%s joined %s" % (self.user.username, channel))
self.channel = channel
self.join(channel)
response = None
try:
response = requests.get(url.geturl(), headers={'User-Agent': user_agent} )
except Exception, e:
log("Error retrieving %s: %s" % (url.geturl(), e.message))
if response:
revision.add(response)
if 'content-type' in response.headers:
revision.mimetype = response.headers['content-type']
revision.save(user, domain, path)
return revision
# Check the database
domain_from_db = Domain.query.filter_by(name=domain).first()
rev = Revision.query.filter(
and_(Revision.original == True,
Revision.resource.has(domain=domain_from_db),
Revision.resource.has(path=path))
).order_by(desc(Revision.created)).first()
log(domain_from_db)
if rev:
return rev
# Last but not least, check the overlay network
if user and user.public:
revision = app.routes.protocol.rpc_find_value(url)
return revision
