285 lines
11 KiB
Python
285 lines
11 KiB
Python
# Copyright (C) 2013 by Daniel Kraft <d@domob.eu>
|
|
# This file is part of the Bitmessage project.
|
|
#
|
|
# Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
# of this software and associated documentation files (the "Software"), to deal
|
|
# in the Software without restriction, including without limitation the rights
|
|
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
# copies of the Software, and to permit persons to whom the Software is
|
|
# furnished to do so, subject to the following conditions:
|
|
#
|
|
# The above copyright notice and this permission notice shall be included in all
|
|
# copies or substantial portions of the Software.
|
|
#
|
|
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
|
# SOFTWARE.
|
|
|
|
import base64
|
|
import json
|
|
import socket
|
|
import sys
|
|
import os
|
|
|
|
import shared
|
|
import tr # translate
|
|
|
|
configSection = "bitmessagesettings"
|
|
|
|
# Error thrown when the RPC call returns an error.
|
|
class RPCError (Exception):
|
|
error = None
|
|
|
|
def __init__ (self, data):
|
|
self.error = data
|
|
|
|
# This class handles the Namecoin identity integration.
|
|
class namecoinConnection (object):
|
|
user = None
|
|
password = None
|
|
host = None
|
|
port = None
|
|
nmctype = None
|
|
bufsize = 4096
|
|
queryid = 1
|
|
|
|
# Initialise. If options are given, take the connection settings from
|
|
# them instead of loading from the configs. This can be used to test
|
|
# currently entered connection settings in the config dialog without
|
|
# actually changing the values (yet).
|
|
def __init__ (self, options = None):
|
|
if options is None:
|
|
self.nmctype = shared.config.get (configSection, "namecoinrpctype")
|
|
self.host = shared.config.get (configSection, "namecoinrpchost")
|
|
self.port = shared.config.get (configSection, "namecoinrpcport")
|
|
self.user = shared.config.get (configSection, "namecoinrpcuser")
|
|
self.password = shared.config.get (configSection,
|
|
"namecoinrpcpassword")
|
|
else:
|
|
self.nmctype = options["type"]
|
|
self.host = options["host"]
|
|
self.port = options["port"]
|
|
self.user = options["user"]
|
|
self.password = options["password"]
|
|
|
|
assert self.nmctype == "namecoind" or self.nmctype == "nmcontrol"
|
|
|
|
# Query for the bitmessage address corresponding to the given identity
|
|
# string. If it doesn't contain a slash, id/ is prepended. We return
|
|
# the result as (Error, Address) pair, where the Error is an error
|
|
# message to display or None in case of success.
|
|
def query (self, string):
|
|
slashPos = string.find ("/")
|
|
if slashPos < 0:
|
|
string = "id/" + string
|
|
|
|
try:
|
|
if self.nmctype == "namecoind":
|
|
res = self.callRPC ("name_show", [string])
|
|
res = res["value"]
|
|
elif self.nmctype == "nmcontrol":
|
|
res = self.callRPC ("data", ["getValue", string])
|
|
res = res["reply"]
|
|
if res == False:
|
|
raise RPCError ({"code": -4})
|
|
else:
|
|
assert False
|
|
except RPCError as exc:
|
|
if exc.error["code"] == -4:
|
|
return (tr._translate("MainWindow",'The name %1 was not found.').arg(unicode(string)), None)
|
|
else:
|
|
return (tr._translate("MainWindow",'The namecoin query failed (%1)').arg(unicode(exc.error["message"])), None)
|
|
except Exception as exc:
|
|
print "Namecoin query exception: %s" % str (exc)
|
|
return (tr._translate("MainWindow",'The namecoin query failed.'), None)
|
|
|
|
try:
|
|
val = json.loads (res)
|
|
except:
|
|
return (tr._translate("MainWindow",'The name %1 has no valid JSON data.').arg(unicode(string)), None)
|
|
|
|
if "bitmessage" in val:
|
|
return (None, val["bitmessage"])
|
|
return (tr._translate("MainWindow",'The name %1 has no associated Bitmessage address.').arg(unicode(string)), None)
|
|
|
|
# Test the connection settings. This routine tries to query a "getinfo"
|
|
# command, and builds either an error message or a success message with
|
|
# some info from it.
|
|
def test (self):
|
|
try:
|
|
if self.nmctype == "namecoind":
|
|
res = self.callRPC ("getinfo", [])
|
|
vers = res["version"]
|
|
|
|
v3 = vers % 100
|
|
vers = vers / 100
|
|
v2 = vers % 100
|
|
vers = vers / 100
|
|
v1 = vers
|
|
if v3 == 0:
|
|
versStr = "0.%d.%d" % (v1, v2)
|
|
else:
|
|
versStr = "0.%d.%d.%d" % (v1, v2, v3)
|
|
return ('success', tr._translate("MainWindow",'Success! Namecoind version %1 running.').arg(unicode(versStr)) )
|
|
|
|
elif self.nmctype == "nmcontrol":
|
|
res = self.callRPC ("data", ["status"])
|
|
prefix = "Plugin data running"
|
|
if ("reply" in res) and res["reply"][:len(prefix)] == prefix:
|
|
return ('success', tr._translate("MainWindow",'Success! NMControll is up and running.'))
|
|
|
|
print "Unexpected nmcontrol reply: %s" % res
|
|
return ('failed', tr._translate("MainWindow",'Couldn\'t understand NMControl.'))
|
|
|
|
else:
|
|
assert False
|
|
|
|
except Exception as exc:
|
|
print "Namecoin connection test: %s" % str (exc)
|
|
return ('failed', "The connection to namecoin failed.")
|
|
|
|
# Helper routine that actually performs an JSON RPC call.
|
|
def callRPC (self, method, params):
|
|
data = {"method": method, "params": params, "id": self.queryid}
|
|
if self.nmctype == "namecoind":
|
|
resp = self.queryHTTP (json.dumps (data))
|
|
elif self.nmctype == "nmcontrol":
|
|
resp = self.queryServer (json.dumps (data))
|
|
else:
|
|
assert False
|
|
val = json.loads (resp)
|
|
|
|
if val["id"] != self.queryid:
|
|
raise Exception ("ID mismatch in JSON RPC answer.")
|
|
self.queryid = self.queryid + 1
|
|
|
|
if val["error"] is not None:
|
|
raise RPCError (val["error"])
|
|
|
|
return val["result"]
|
|
|
|
# Query the server via HTTP.
|
|
def queryHTTP (self, data):
|
|
header = "POST / HTTP/1.1\n"
|
|
header += "User-Agent: bitmessage\n"
|
|
header += "Host: %s\n" % self.host
|
|
header += "Content-Type: application/json\n"
|
|
header += "Content-Length: %d\n" % len (data)
|
|
header += "Accept: application/json\n"
|
|
authstr = "%s:%s" % (self.user, self.password)
|
|
header += "Authorization: Basic %s\n" % base64.b64encode (authstr)
|
|
|
|
resp = self.queryServer ("%s\n%s" % (header, data))
|
|
lines = resp.split ("\r\n")
|
|
result = None
|
|
body = False
|
|
for line in lines:
|
|
if line == "" and not body:
|
|
body = True
|
|
elif body:
|
|
if result is not None:
|
|
raise Exception ("Expected a single line in HTTP response.")
|
|
result = line
|
|
|
|
return result
|
|
|
|
# Helper routine sending data to the RPC server and returning the result.
|
|
def queryServer (self, data):
|
|
try:
|
|
s = socket.socket (socket.AF_INET, socket.SOCK_STREAM)
|
|
s.setsockopt (socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
|
|
s.settimeout(3)
|
|
s.connect ((self.host, int (self.port)))
|
|
s.sendall (data)
|
|
result = ""
|
|
|
|
while True:
|
|
tmp = s.recv (self.bufsize)
|
|
if not tmp:
|
|
break
|
|
result += tmp
|
|
|
|
s.close ()
|
|
|
|
return result
|
|
|
|
except socket.error as exc:
|
|
raise Exception ("Socket error in RPC connection: %s" % str (exc))
|
|
|
|
# Look up the namecoin data folder.
|
|
# FIXME: Check whether this works on other platforms as well!
|
|
def lookupNamecoinFolder ():
|
|
app = "namecoin"
|
|
from os import path, environ
|
|
if sys.platform == "darwin":
|
|
if "HOME" in environ:
|
|
dataFolder = path.join (os.environ["HOME"],
|
|
"Library/Application Support/", app) + '/'
|
|
else:
|
|
print ("Could not find home folder, please report this message"
|
|
+ " and your OS X version to the BitMessage Github.")
|
|
sys.exit()
|
|
|
|
elif "win32" in sys.platform or "win64" in sys.platform:
|
|
dataFolder = path.join(environ["APPDATA"], app) + "\\"
|
|
else:
|
|
dataFolder = path.join(environ["HOME"], ".%s" % app) + "/"
|
|
|
|
return dataFolder
|
|
|
|
# Ensure all namecoin options are set, by setting those to default values
|
|
# that aren't there.
|
|
def ensureNamecoinOptions ():
|
|
if not shared.config.has_option (configSection, "namecoinrpctype"):
|
|
shared.config.set (configSection, "namecoinrpctype", "namecoind")
|
|
if not shared.config.has_option (configSection, "namecoinrpchost"):
|
|
shared.config.set (configSection, "namecoinrpchost", "localhost")
|
|
|
|
hasUser = shared.config.has_option (configSection, "namecoinrpcuser")
|
|
hasPass = shared.config.has_option (configSection, "namecoinrpcpassword")
|
|
hasPort = shared.config.has_option (configSection, "namecoinrpcport")
|
|
|
|
# Try to read user/password from .namecoin configuration file.
|
|
defaultUser = ""
|
|
defaultPass = ""
|
|
try:
|
|
nmcFolder = lookupNamecoinFolder ()
|
|
nmcConfig = nmcFolder + "namecoin.conf"
|
|
nmc = open (nmcConfig, "r")
|
|
|
|
while True:
|
|
line = nmc.readline ()
|
|
if line == "":
|
|
break
|
|
parts = line.split ("=")
|
|
if len (parts) == 2:
|
|
key = parts[0]
|
|
val = parts[1].rstrip ()
|
|
|
|
if key == "rpcuser" and not hasUser:
|
|
defaultUser = val
|
|
if key == "rpcpassword" and not hasPass:
|
|
defaultPass = val
|
|
if key == "rpcport":
|
|
shared.namecoinDefaultRpcPort = val
|
|
|
|
nmc.close ()
|
|
|
|
except Exception as exc:
|
|
print "Could not read the Namecoin config file probably because you don't have Namecoin installed. That's ok; we don't really need it. Detailed error message: %s" % str (exc)
|
|
|
|
# If still nothing found, set empty at least.
|
|
if (not hasUser):
|
|
shared.config.set (configSection, "namecoinrpcuser", defaultUser)
|
|
if (not hasPass):
|
|
shared.config.set (configSection, "namecoinrpcpassword", defaultPass)
|
|
|
|
# Set default port now, possibly to found value.
|
|
if (not hasPort):
|
|
shared.config.set (configSection, "namecoinrpcport",
|
|
shared.namecoinDefaultRpcPort)
|