Merge branch 'v0.6' into v0.6

Dockerfile

@@ -0,0 +1,49 @@
+# A container for PyBitmessage daemon
+
+FROM ubuntu:xenial
+
+RUN apt-get update
+
+# Install dependencies
+RUN apt-get install -yq --no-install-suggests --no-install-recommends \
+    python-msgpack dh-python python-all-dev build-essential libssl-dev \
+    python-stdeb fakeroot python-pip libcap-dev
+
+RUN pip install --upgrade pip
+
+EXPOSE 8444 8442
+
+ENV HOME /home/bitmessage
+ENV BITMESSAGE_HOME ${HOME}
+
+ENV VER 0.6.3.2
+
+WORKDIR ${HOME}
+ADD . ${HOME}
+
+# Install tests dependencies
+RUN pip install -r requirements.txt
+
+# Build and install deb
+RUN python2 setup.py sdist \
+  && py2dsc-deb dist/pybitmessage-${VER}.tar.gz \
+  && dpkg -i deb_dist/python-pybitmessage_${VER}-1_amd64.deb
+
+# Create a user
+RUN useradd bitmessage && chown -R bitmessage ${HOME}
+
+USER bitmessage
+
+# Generate default config
+RUN src/bitmessagemain.py -t && mv keys.dat /tmp
+
+# Clean HOME
+RUN rm -rf ${HOME}/*
+
+# Setup environment
+RUN mv /tmp/keys.dat . \
+  && APIPASS=$(tr -dc a-zA-Z0-9 < /dev/urandom | head -c32 && echo) \
+  && echo "\napiusername: api\napipassword: $APIPASS" \
+  && echo "apienabled = true\napiinterface = 0.0.0.0\napiusername = api\napipassword = $APIPASS" >> keys.dat
+
+CMD ["pybitmessage", "-d"]

MANIFEST.in

@@ -1,3 +1,4 @@
 include COPYING
 include README.md
+include requirements.txt
 recursive-include desktop *

src/addresses.py

@@ -5,23 +5,11 @@ src/addresses.py
 """
 # pylint: disable=redefined-outer-name,inconsistent-return-statements
 
-from __future__ import print_function
 import hashlib
 from binascii import hexlify, unhexlify
 from struct import pack, unpack
 
 from debug import logger
-from pyelliptic import arithmetic
-
-
-def convertIntToString(n):
-    """.. todo:: There is another copy of this function in Bitmessagemain.py"""
-    a = __builtins__.hex(n)
-    if a[-1:] == 'L':
-        a = a[:-1]
-    if len(a) % 2 == 0:
-        return unhexlify(a[2:])
-    return unhexlify('0' + a[2:])
 
 
 ALPHABET = "123456789ABCDEFGHJKLMNPQRSTUVWXYZabcdefghijkmnopqrstuvwxyz"
@@ -288,7 +276,10 @@ def addBMIfNotPresent(address):
     return address if address[:3] == 'BM-' else 'BM-' + address
 
 
+# TODO: make test case
 if __name__ == "__main__":
+    from pyelliptic import arithmetic
+
     print(
         '\nLet us make an address from scratch. Suppose we generate two'
         ' random 32 byte values and call the first one the signing key'

src/api.py

@@ -661,8 +661,7 @@ class MySimpleXMLRPCRequestHandler(SimpleXMLRPCRequestHandler):
         BMConfigParser().remove_section(address)
         with open(state.appdata + 'keys.dat', 'wb') as configfile:
             BMConfigParser().write(configfile)
-        queues.UISignalQueue.put(('rerenderMessagelistFromLabels', ''))
+        queues.UISignalQueue.put(('writeNewAddressToTable', ('', '', '')))
-        queues.UISignalQueue.put(('rerenderMessagelistToLabels', ''))
         shared.reloadMyAddressHashes()
         return 'success'
 

src/bitmessagemain.py

@@ -22,10 +22,13 @@ depends.check_dependencies()
 
 import ctypes
 import getopt
+import multiprocessing
 # Used to capture a Ctrl-C keypress so that Bitmessage can shutdown gracefully.
 import signal
 import socket
+import threading
 import time
+import traceback
 from struct import pack
 
 from helper_startup import (
@@ -38,7 +41,7 @@ import shared
 import knownnodes
 import state
 import shutdown
-import threading
+from debug import logger
 
 # Classes
 from class_sqlThread import sqlThread
@@ -61,9 +64,9 @@ from network.downloadthread import DownloadThread
 from network.uploadthread import UploadThread
 
 # Helper Functions
-import helper_generic
 import helper_threading
 
+
 def connectToStream(streamNumber):
     state.streamsInWhichIAmParticipating.append(streamNumber)
     selfInitiatedConnections[streamNumber] = {}
@@ -150,6 +153,37 @@ def _fixSocket():
         socket.IPV6_V6ONLY = 27
 
 
+def signal_handler(signum, frame):
+    """Single handler for any signal sent to pybitmessage"""
+    process = multiprocessing.current_process()
+    thread = threading.current_thread()
+    logger.error(
+        'Got signal %i in %s/%s',
+        signum, process.name, thread.name
+    )
+    if process.name == "RegExParser":
+        # on Windows this isn't triggered, but it's fine,
+        # it has its own process termination thing
+        raise SystemExit
+    if "PoolWorker" in process.name:
+        raise SystemExit
+    if thread.name not in ("PyBitmessage", "MainThread"):
+        return
+    logger.error("Got signal %i", signum)
+    # there are possible non-UI variants to run bitmessage which should shutdown
+    # especially test-mode
+    if shared.thisapp.daemon or not state.enableGUI:
+        shutdown.doCleanShutdown()
+    else:
+        print('# Thread: %s(%d)' % (thread.name, thread.ident))
+        for filename, lineno, name, line in traceback.extract_stack(frame):
+            print('File: "%s", line %d, in %s' % (filename, lineno, name))
+            if line:
+                print('  %s' % line.strip())
+        print('Unfortunately you cannot use Ctrl+C when running the UI'
+              ' because the UI captures the signal.')
+
+
 # This is a list of current connections (the thread pointers at least)
 selfInitiatedConnections = {}
 
@@ -437,8 +471,8 @@ class Main:
             os.kill(grandfatherPid, signal.SIGTERM)
 
     def setSignalHandler(self):
-        signal.signal(signal.SIGINT, helper_generic.signal_handler)
+        signal.signal(signal.SIGINT, signal_handler)
-        signal.signal(signal.SIGTERM, helper_generic.signal_handler)
+        signal.signal(signal.SIGTERM, signal_handler)
         # signal.signal(signal.SIGINT, signal.SIG_DFL)
 
     def usage(self):

src/bitmessageqt/__init__.py

@@ -9,6 +9,7 @@ import random
 import string
 import sys
 import textwrap
+import threading
 import time
 from datetime import datetime, timedelta
 from sqlite3 import register_adapter
@@ -44,7 +45,6 @@ from account import (
     getSortedAccounts, getSortedSubscriptions, accountClass, BMAccount,
     GatewayAccount, MailchuckAccount, AccountColor)
 import dialogs
-from helper_generic import powQueueSize
 from network.stats import pendingDownload, pendingUpload
 from uisignaler import UISignaler
 import knownnodes
@@ -107,6 +107,19 @@ def change_translation(newlocale):
             logger.error("Failed to set locale to %s", lang, exc_info=True)
 
 
+# TODO: rewrite
+def powQueueSize():
+    """Returns the size of queues.workerQueue including current unfinished work"""
+    queue_len = queues.workerQueue.qsize()
+    for thread in threading.enumerate():
+        try:
+            if thread.name == "singleWorker":
+                queue_len += thread.busy
+        except Exception as err:
+            logger.info('Thread error %s', err)
+    return queue_len
+
+
 class MyForm(settingsmixin.SMainWindow):
 
     # the last time that a message arrival sound was played
@@ -117,6 +130,7 @@ class MyForm(settingsmixin.SMainWindow):
 
     REPLY_TYPE_SENDER = 0
     REPLY_TYPE_CHAN = 1
+    REPLY_TYPE_UPD = 2
 
     def init_file_menu(self):
         QtCore.QObject.connect(self.ui.actionExit, QtCore.SIGNAL(
@@ -368,8 +382,6 @@ class MyForm(settingsmixin.SMainWindow):
                         self.on_context_menuSubscriptions)
 
     def init_sent_popup_menu(self, connectSignal=True):
-        # Popup menu for the Sent page
-        self.ui.sentContextMenuToolbar = QtGui.QToolBar()
         # Actions
         self.actionTrashSentMessage = self.ui.sentContextMenuToolbar.addAction(
             _translate(
@@ -381,6 +393,9 @@ class MyForm(settingsmixin.SMainWindow):
         self.actionForceSend = self.ui.sentContextMenuToolbar.addAction(
             _translate(
                 "MainWindow", "Force send"), self.on_action_ForceSend)
+        self.actionSentReply = self.ui.sentContextMenuToolbar.addAction(
+            _translate("MainWindow", "Send update"),
+            self.on_action_SentReply)
         # self.popMenuSent = QtGui.QMenu( self )
         # self.popMenuSent.addAction( self.actionSentClipboard )
         # self.popMenuSent.addAction( self.actionTrashSentMessage )
@@ -2656,10 +2671,8 @@ class MyForm(settingsmixin.SMainWindow):
             tableWidget.item(i, 3).setFont(font)
 
         markread = sqlExecuteChunked(
-            "UPDATE %s SET read = 1 WHERE %s IN({0}) AND read=0" % (
+            "UPDATE inbox SET read = 1 WHERE msgid IN({0}) AND read=0",
-                ('sent', 'ackdata') if self.getCurrentFolder() == 'sent'
+            idCount, *msgids
-                else ('inbox', 'msgid')
-            ), idCount, *msgids
         )
 
         if markread > 0:
@@ -2999,47 +3012,72 @@ class MyForm(settingsmixin.SMainWindow):
     def on_action_InboxReplyChan(self):
         self.on_action_InboxReply(self.REPLY_TYPE_CHAN)
 
-    def on_action_InboxReply(self, replyType = None):
+    def on_action_SentReply(self):
+        self.on_action_InboxReply(self.REPLY_TYPE_UPD)
+
+    def on_action_InboxReply(self, reply_type=None):
+        """Handle any reply action depending on reply_type"""
+        # pylint: disable=too-many-locals
         tableWidget = self.getCurrentMessagelist()
         if not tableWidget:
             return
 
-        if replyType is None:
+        if reply_type is None:
-            replyType = self.REPLY_TYPE_SENDER
+            reply_type = self.REPLY_TYPE_SENDER
 
         # save this to return back after reply is done
         self.replyFromTab = self.ui.tabWidget.currentIndex()
 
+        column_to = 1 if reply_type == self.REPLY_TYPE_UPD else 0
+        column_from = 0 if reply_type == self.REPLY_TYPE_UPD else 1
+
         currentInboxRow = tableWidget.currentRow()
         toAddressAtCurrentInboxRow = tableWidget.item(
-            currentInboxRow, 0).address
+            currentInboxRow, column_to).address
         acct = accountClass(toAddressAtCurrentInboxRow)
         fromAddressAtCurrentInboxRow = tableWidget.item(
-            currentInboxRow, 1).address
+            currentInboxRow, column_from).address
         msgid = str(tableWidget.item(
             currentInboxRow, 3).data(QtCore.Qt.UserRole).toPyObject())
         queryreturn = sqlQuery(
-            '''select message from inbox where msgid=?''', msgid)
+            "SELECT message FROM inbox WHERE msgid=?", msgid
+        ) or sqlQuery("SELECT message FROM sent WHERE ackdata=?", msgid)
         if queryreturn != []:
             for row in queryreturn:
                 messageAtCurrentInboxRow, = row
-        acct.parseMessage(toAddressAtCurrentInboxRow, fromAddressAtCurrentInboxRow, tableWidget.item(currentInboxRow, 2).subject, messageAtCurrentInboxRow)
+        acct.parseMessage(
+            toAddressAtCurrentInboxRow, fromAddressAtCurrentInboxRow,
+            tableWidget.item(currentInboxRow, 2).subject,
+            messageAtCurrentInboxRow)
         widget = {
             'subject': self.ui.lineEditSubject,
             'from': self.ui.comboBoxSendFrom,
             'message': self.ui.textEditMessage
         }
+
         if toAddressAtCurrentInboxRow == str_broadcast_subscribers:
             self.ui.tabWidgetSend.setCurrentIndex(
                 self.ui.tabWidgetSend.indexOf(self.ui.sendDirect)
             )
 #            toAddressAtCurrentInboxRow = fromAddressAtCurrentInboxRow
         elif not BMConfigParser().has_section(toAddressAtCurrentInboxRow):
-            QtGui.QMessageBox.information(self, _translate("MainWindow", "Address is gone"), _translate(
+            QtGui.QMessageBox.information(
-                "MainWindow", "Bitmessage cannot find your address %1. Perhaps you removed it?").arg(toAddressAtCurrentInboxRow), QtGui.QMessageBox.Ok)
+                self, _translate("MainWindow", "Address is gone"),
-        elif not BMConfigParser().getboolean(toAddressAtCurrentInboxRow, 'enabled'):
+                _translate(
-            QtGui.QMessageBox.information(self, _translate("MainWindow", "Address disabled"), _translate(
+                    "MainWindow",
-                "MainWindow", "Error: The address from which you are trying to send is disabled. You\'ll have to enable it on the \'Your Identities\' tab before using it."), QtGui.QMessageBox.Ok)
+                    "Bitmessage cannot find your address %1. Perhaps you"
+                    " removed it?"
+                ).arg(toAddressAtCurrentInboxRow), QtGui.QMessageBox.Ok)
+        elif not BMConfigParser().getboolean(
+                toAddressAtCurrentInboxRow, 'enabled'):
+            QtGui.QMessageBox.information(
+                self, _translate("MainWindow", "Address disabled"),
+                _translate(
+                    "MainWindow",
+                    "Error: The address from which you are trying to send"
+                    " is disabled. You\'ll have to enable it on the"
+                    " \'Your Identities\' tab before using it."
+                ), QtGui.QMessageBox.Ok)
         else:
             self.setBroadcastEnablementDependingOnWhetherThisIsAMailingListAddress(toAddressAtCurrentInboxRow)
             broadcast_tab_index = self.ui.tabWidgetSend.indexOf(
@@ -3053,28 +3091,44 @@ class MyForm(settingsmixin.SMainWindow):
                 }
                 self.ui.tabWidgetSend.setCurrentIndex(broadcast_tab_index)
                 toAddressAtCurrentInboxRow = fromAddressAtCurrentInboxRow
-        if fromAddressAtCurrentInboxRow == tableWidget.item(currentInboxRow, 1).label or (
+        if fromAddressAtCurrentInboxRow == \
-            isinstance(acct, GatewayAccount) and fromAddressAtCurrentInboxRow == acct.relayAddress):
+            tableWidget.item(currentInboxRow, column_from).label or (
+                isinstance(acct, GatewayAccount) and
+                fromAddressAtCurrentInboxRow == acct.relayAddress):
             self.ui.lineEditTo.setText(str(acct.fromAddress))
         else:
-            self.ui.lineEditTo.setText(tableWidget.item(currentInboxRow, 1).label + " <" + str(acct.fromAddress) + ">")
+            self.ui.lineEditTo.setText(
+                tableWidget.item(currentInboxRow, column_from).label +
+                " <" + str(acct.fromAddress) + ">"
+            )
 
-        # If the previous message was to a chan then we should send our reply to the chan rather than to the particular person who sent the message.
+        # If the previous message was to a chan then we should send our
-        if acct.type == AccountMixin.CHAN and replyType == self.REPLY_TYPE_CHAN:
+        # reply to the chan rather than to the particular person who sent
-            logger.debug('original sent to a chan. Setting the to address in the reply to the chan address.')
+        # the message.
-            if toAddressAtCurrentInboxRow == tableWidget.item(currentInboxRow, 0).label:
+        if acct.type == AccountMixin.CHAN and reply_type == self.REPLY_TYPE_CHAN:
+            logger.debug(
+                'Original sent to a chan. Setting the to address in the'
+                ' reply to the chan address.')
+            if toAddressAtCurrentInboxRow == \
+                    tableWidget.item(currentInboxRow, column_to).label:
                 self.ui.lineEditTo.setText(str(toAddressAtCurrentInboxRow))
             else:
-                self.ui.lineEditTo.setText(tableWidget.item(currentInboxRow, 0).label + " <" + str(acct.toAddress) + ">")
+                self.ui.lineEditTo.setText(
+                    tableWidget.item(currentInboxRow, column_to).label +
+                    " <" + str(acct.toAddress) + ">"
+                )
 
         self.setSendFromComboBox(toAddressAtCurrentInboxRow)
 
-        quotedText = self.quoted_text(unicode(messageAtCurrentInboxRow, 'utf-8', 'replace'))
+        quotedText = self.quoted_text(
+            unicode(messageAtCurrentInboxRow, 'utf-8', 'replace'))
         widget['message'].setPlainText(quotedText)
         if acct.subject[0:3] in ['Re:', 'RE:']:
-            widget['subject'].setText(tableWidget.item(currentInboxRow, 2).label)
+            widget['subject'].setText(
+                tableWidget.item(currentInboxRow, 2).label)
         else:
-            widget['subject'].setText('Re: ' + tableWidget.item(currentInboxRow, 2).label)
+            widget['subject'].setText(
+                'Re: ' + tableWidget.item(currentInboxRow, 2).label)
         self.ui.tabWidget.setCurrentIndex(
             self.ui.tabWidget.indexOf(self.ui.send)
         )
@@ -3459,7 +3513,10 @@ class MyForm(settingsmixin.SMainWindow):
             for plugin in self.menu_plugins['address']:
                 self.popMenuSubscriptions.addAction(plugin)
             self.popMenuSubscriptions.addSeparator()
+        if self.getCurrentFolder() != 'sent':
             self.popMenuSubscriptions.addAction(self.actionMarkAllRead)
+        if self.popMenuSubscriptions.isEmpty():
+            return
         self.popMenuSubscriptions.exec_(
             self.ui.treeWidgetSubscriptions.mapToGlobal(point))
 
@@ -3874,8 +3931,10 @@ class MyForm(settingsmixin.SMainWindow):
                 for plugin in self.menu_plugins['address']:
                     self.popMenuYourIdentities.addAction(plugin)
             self.popMenuYourIdentities.addSeparator()
+        if self.getCurrentFolder() != 'sent':
             self.popMenuYourIdentities.addAction(self.actionMarkAllRead)
-
+        if self.popMenuYourIdentities.isEmpty():
+            return
         self.popMenuYourIdentities.exec_(
             self.ui.treeWidgetYourIdentities.mapToGlobal(point))
 
@@ -3899,7 +3958,10 @@ class MyForm(settingsmixin.SMainWindow):
             for plugin in self.menu_plugins['address']:
                 self.popMenu.addAction(plugin)
             self.popMenu.addSeparator()
+        if self.getCurrentFolder() != 'sent':
             self.popMenu.addAction(self.actionMarkAllRead)
+        if self.popMenu.isEmpty():
+            return
         self.popMenu.exec_(
             self.ui.treeWidgetChans.mapToGlobal(point))
 
@@ -3943,6 +4005,7 @@ class MyForm(settingsmixin.SMainWindow):
         self.popMenuSent = QtGui.QMenu(self)
         self.popMenuSent.addAction(self.actionSentClipboard)
         self.popMenuSent.addAction(self.actionTrashSentMessage)
+        self.popMenuSent.addAction(self.actionSentReply)
 
         # Check to see if this item is toodifficult and display an additional
         # menu option (Force Send) if it is.

src/bitmessageqt/bitmessageui.py

@@ -651,6 +651,10 @@ class Ui_MainWindow(object):
         MainWindow.setTabOrder(self.lineEditSubject, self.textEditMessage)
         MainWindow.setTabOrder(self.textEditMessage, self.pushButtonAddSubscription)
 
+        # Popup menu actions container for the Sent page
+        # pylint: disable=attribute-defined-outside-init
+        self.sentContextMenuToolbar = QtGui.QToolBar()
+
     def updateNetworkSwitchMenuLabel(self, dontconnect=None):
         if dontconnect is None:
             dontconnect = BMConfigParser().safeGetBoolean(

src/helper_generic.py

@@ -1,109 +0,0 @@
-"""
-Helper Generic perform generic operations for threading.
-
-Also perform some conversion operations.
-"""
-
-
-import socket
-import sys
-import threading
-import traceback
-import multiprocessing
-from binascii import hexlify, unhexlify
-
-import shared
-import state
-import queues
-import shutdown
-from debug import logger
-
-
-def powQueueSize():
-    curWorkerQueue = queues.workerQueue.qsize()
-    for thread in threading.enumerate():
-        try:
-            if thread.name == "singleWorker":
-                curWorkerQueue += thread.busy
-        except Exception as err:
-            logger.info('Thread error %s', err)
-    return curWorkerQueue
-
-
-def convertIntToString(n):
-    a = __builtins__.hex(n)
-    if a[-1:] == 'L':
-        a = a[:-1]
-    if (len(a) % 2) == 0:
-        return unhexlify(a[2:])
-    else:
-        return unhexlify('0' + a[2:])
-
-
-def convertStringToInt(s):
-    return int(hexlify(s), 16)
-
-
-def allThreadTraceback(frame):
-    id2name = dict([(th.ident, th.name) for th in threading.enumerate()])
-    code = []
-    for threadId, stack in sys._current_frames().items():
-        code.append(
-            '\n# Thread: %s(%d)' % (id2name.get(threadId, ''), threadId))
-        for filename, lineno, name, line in traceback.extract_stack(stack):
-            code.append(
-                'File: "%s", line %d, in %s' % (filename, lineno, name))
-            if line:
-                code.append('  %s' % (line.strip()))
-    print('\n'.join(code))
-
-
-def signal_handler(signal, frame):
-    process = multiprocessing.current_process()
-    logger.error(
-        'Got signal %i in %s/%s',
-        signal, process.name, threading.current_thread().name
-    )
-    if process.name == "RegExParser":
-        # on Windows this isn't triggered, but it's fine,
-        # it has its own process termination thing
-        raise SystemExit
-    if "PoolWorker" in process.name:
-        raise SystemExit
-    if threading.current_thread().name not in ("PyBitmessage", "MainThread"):
-        return
-    logger.error("Got signal %i", signal)
-    if shared.thisapp.daemon or not state.enableGUI:  # FIXME redundant?
-        shutdown.doCleanShutdown()
-    else:
-        allThreadTraceback(frame)
-        print('Unfortunately you cannot use Ctrl+C when running the UI'
-              ' because the UI captures the signal.')
-
-
-def isHostInPrivateIPRange(host):
-    if ":" in host:  # IPv6
-        hostAddr = socket.inet_pton(socket.AF_INET6, host)
-        if hostAddr == ('\x00' * 15) + '\x01':
-            return False
-        if hostAddr[0] == '\xFE' and (ord(hostAddr[1]) & 0xc0) == 0x80:
-            return False
-        if (ord(hostAddr[0]) & 0xfe) == 0xfc:
-            return False
-    elif ".onion" not in host:
-        if host[:3] == '10.':
-            return True
-        if host[:4] == '172.':
-            if host[6] == '.':
-                if int(host[4:6]) >= 16 and int(host[4:6]) <= 31:
-                    return True
-        if host[:8] == '192.168.':
-            return True
-        # Multicast
-        if host[:3] >= 224 and host[:3] <= 239 and host[4] == '.':
-            return True
-    return False
-
-
-def addDataPadding(data, desiredMsgLength=12, paddingChar='\x00'):
-    return data + paddingChar * (desiredMsgLength - len(data))

src/network/tcp.py

@@ -130,36 +130,30 @@ class TCPConnection(BMProto, TLSDispatcher):  # pylint: disable=too-many-instanc
         # We are going to share a maximum number of 1000 addrs (per overlapping
         # stream) with our peer. 500 from overlapping streams, 250 from the
         # left child stream, and 250 from the right child stream.
-        maxAddrCount = BMConfigParser().safeGetInt("bitmessagesettings", "maxaddrperstreamsend", 500)
+        maxAddrCount = BMConfigParser().safeGetInt(
+            "bitmessagesettings", "maxaddrperstreamsend", 500)
 
-        # init
         templist = []
         addrs = {}
         for stream in self.streams:
             with knownnodes.knownNodesLock:
-                if knownnodes.knownNodes[stream]:
+                for n, s in enumerate((stream, stream * 2, stream * 2 + 1)):
-                    filtered = {k: v for k, v in knownnodes.knownNodes[stream].items()
+                    nodes = knownnodes.knownNodes.get(s)
-                                if v["lastseen"] > (int(time.time()) - shared.maximumAgeOfNodesThatIAdvertiseToOthers)}
+                    if not nodes:
-                    elemCount = len(filtered)
+                        continue
-                    if elemCount > maxAddrCount:
-                        elemCount = maxAddrCount
                     # only if more recent than 3 hours
-                    addrs[stream] = helper_random.randomsample(filtered.items(), elemCount)
+                    # and having positive or neutral rating
+                    filtered = [
+                        (k, v) for k, v in nodes.iteritems()
+                        if v["lastseen"] > int(time.time()) -
+                        shared.maximumAgeOfNodesThatIAdvertiseToOthers and
+                        v["rating"] >= 0
+                    ]
                     # sent 250 only if the remote isn't interested in it
-                if knownnodes.knownNodes[stream * 2] and stream not in self.streams:
+                    elemCount = min(
-                    filtered = {k: v for k, v in knownnodes.knownNodes[stream * 2].items()
+                        len(filtered),
-                                if v["lastseen"] > (int(time.time()) - shared.maximumAgeOfNodesThatIAdvertiseToOthers)}
+                        maxAddrCount / 2 if n else maxAddrCount)
-                    elemCount = len(filtered)
+                    addrs[s] = helper_random.randomsample(filtered, elemCount)
-                    if elemCount > maxAddrCount / 2:
-                        elemCount = int(maxAddrCount / 2)
-                    addrs[stream * 2] = helper_random.randomsample(filtered.items(), elemCount)
-                if knownnodes.knownNodes[(stream * 2) + 1] and stream not in self.streams:
-                    filtered = {k: v for k, v in knownnodes.knownNodes[stream * 2 + 1].items()
-                                if v["lastseen"] > (int(time.time()) - shared.maximumAgeOfNodesThatIAdvertiseToOthers)}
-                    elemCount = len(filtered)
-                    if elemCount > maxAddrCount / 2:
-                        elemCount = int(maxAddrCount / 2)
-                    addrs[stream * 2 + 1] = helper_random.randomsample(filtered.items(), elemCount)
         for substream in addrs:
             for peer, params in addrs[substream]:
                 templist.append((substream, peer, params["lastseen"]))

src/tests/test_process.py

@@ -89,6 +89,24 @@ class TestProcessProto(unittest.TestCase):
             len(self.process.threads()), self._threads_count)
 
 
+class TestProcessShutdown(TestProcessProto):
+    """Separate test case for SIGTERM"""
+    def test_shutdown(self):
+        """Send to pybitmessage SIGTERM and ensure it stopped"""
+        self.process.send_signal(signal.SIGTERM)
+        try:
+            # longer wait time because it's not a benchmark
+            self.process.wait(10)
+        except psutil.TimeoutExpired:
+            self.fail(
+                '%s has not stopped in 10 sec' % ' '.join(self._process_cmd))
+
+    @classmethod
+    def tearDownClass(cls):
+        """Special teardown because pybitmessage is already stopped"""
+        cls._cleanup_files()
+
+
 class TestProcess(TestProcessProto):
     """A test case for pybitmessage process"""
     def test_process_name(self):