Merge pull request #178 from lbryio/track-data-upload-rebase

Track Data Uploaded and other stuff

lbrynet/analytics/__init__.py

@@ -1,2 +1,6 @@
+from constants import *
 from events import *
-from api import AnalyticsApi as Api
+from api import Api
+from track import Track
+from manager import Manager
+

lbrynet/analytics/api.py

@@ -28,7 +28,7 @@ def log_response(fn):
     return wrapper
 
 
-class AnalyticsApi(object):
+class Api(object):
     def __init__(self, session, url, write_key):
         self.session = session
         self.url = url
@@ -61,7 +61,7 @@ class AnalyticsApi(object):
 
     @classmethod
     def load(cls, session=None):
-        """Initialize an instance using values from lbry.io."""
+        """Initialize an instance using values from the configuration"""
         if not session:
             session = sessions.FuturesSession()
         return cls(

lbrynet/analytics/constants.py

@@ -0,0 +1,4 @@
+"""Constants for metrics"""
+
+BLOB_BYTES_UPLOADED = 'Blob Bytes Uploaded'
+BLOB_BYTES_AVAILABLE = 'Blob Bytes Available'

lbrynet/analytics/events.py

@@ -1,6 +1,6 @@
 import logging
 
-from lbrynet.analytics import utils
+from lbrynet.core import utils
 
 
 log = logging.getLogger(__name__)
@@ -23,30 +23,38 @@ class Events(object):
         self.session_id = session_id
 
     def heartbeat(self):
-        return {
-            'userId': 'lbry',
-            'event': 'Heartbeat',
-            'properties': {
-                'lbry_id': self.lbry_id,
-                'session_id': self.session_id
-            },
-            'context': self.context,
-            'timestamp': utils.now()
-        }
+        return self._event('Heartbeat')
 
     def download_started(self, name, stream_info=None):
-        return {
-            'userId': 'lbry',
-            'event': 'Download Started',
-            'properties': {
-                'lbry_id': self.lbry_id,
-                'session_id': self.session_id,
+        properties = {
             'name': name,
             'stream_info': get_sd_hash(stream_info)
-            },
-            'context': self.context,
-            'timestamp': utils.now()
         }
+        return self._event('Download Started', properties)
+
+    def metric_observed(self, metric_name, value):
+        properties = {
+            'value': value,
+        }
+        return self._event(metric_name, properties)
+
+    def _event(self, event, event_properties=None):
+        return {
+            'userId': 'lbry',
+            'event': event,
+            'properties': self._properties(event_properties),
+            'context': self.context,
+            'timestamp': utils.isonow()
+        }
+
+    def _properties(self, event_properties=None):
+        event_properties = event_properties or {}
+        properties = {
+            'lbry_id': self.lbry_id,
+            'session_id': self.session_id,
+        }
+        properties.update(event_properties)
+        return properties
 
 
 def make_context(platform, wallet, is_dev=False):

lbrynet/analytics/manager.py

@@ -0,0 +1,67 @@
+from lbrynet.core import looping_call_manager
+
+from twisted.internet import defer
+from twisted.internet import task
+
+import constants
+
+
+class Manager(object):
+    def __init__(self, analytics_api, events_generator, track):
+        self.analytics_api = analytics_api
+        self.events_generator = events_generator
+        self.track = track
+        self.looping_call_manager = self.setup_looping_calls()
+
+    def setup_looping_calls(self):
+        call_manager = looping_call_manager.LoopingCallManager()
+        looping_calls = [
+            ('send_heartbeat', self._send_heartbeat),
+            ('update_tracked_metrics', self._update_tracked_metrics),
+        ]
+        for name, fn in looping_calls:
+            call_manager.register_looping_call(name, task.LoopingCall(fn))
+        return call_manager
+
+    def start(self):
+        self.looping_call_manager.start('send_heartbeat', 60)
+        self.looping_call_manager.start('update_tracked_metrics', 300)
+
+    def shutdown(self):
+        self.looping_call_manager.shutdown()
+
+    def send_download_started(self, name, stream_info=None):
+        event = self.events_generator.download_started(name, stream_info)
+        self.analytics_api.track(event)
+
+    def register_repeating_metric(self, event_name, value_generator, frequency=300):
+        lcall = task.LoopingCall(self._send_repeating_metric, event_name, value_generator)
+        self.looping_call_manager.register_looping_call(event_name, lcall)
+        lcall.start(frequency)
+
+    def _send_heartbeat(self):
+        heartbeat = self.events_generator.heartbeat()
+        self.analytics_api.track(heartbeat)
+
+    def _update_tracked_metrics(self):
+        should_send, value = self.track.summarize_and_reset(constants.BLOB_BYTES_UPLOADED)
+        if should_send:
+            event = self.events_generator.metric_observed(constants.BLOB_BYTES_UPLOADED, value)
+            self.analytics_api.track(event)
+
+    def _send_repeating_metric(self, event_name, value_generator):
+        result = value_generator()
+        if_deferred(result, self._send_repeating_metric_value, event_name)
+
+    def _send_repeating_metric_value(self, result, event_name):
+        should_send, value = result
+        if should_send:
+            event = self.events_generator.metric_observed(event_name, value)
+            self.analytics_api.track(event)
+
+
+def if_deferred(maybe_deferred, callback, *args, **kwargs):
+    if isinstance(maybe_deferred, defer.Deferred):
+        maybe_deferred.addCallback(callback, *args, **kwargs)
+    else:
+        callback(maybe_deferred, *args, **kwargs)

lbrynet/analytics/track.py

@@ -0,0 +1,24 @@
+import collections
+
+
+class Track(object):
+    """Track and summarize observations of metrics."""
+    def __init__(self):
+        self.data = collections.defaultdict(list)
+
+    def add_observation(self, metric, value):
+        self.data[metric].append(value)
+
+    def summarize_and_reset(self, metric, op=sum):
+        """Apply `op` on the current values for `metric`.
+
+        This operation also resets the metric.
+
+        Returns:
+            a tuple (should_send, value)
+        """
+        try:
+            values = self.data.pop(metric)
+            return True, op(values)
+        except KeyError:
+            return False, None

lbrynet/analytics/utils.py

@@ -1,8 +0,0 @@
-import datetime
-
-from lbrynet.core.utils import *
-
-
-def now():
-    """Return utc now in isoformat with timezone"""
-    return datetime.datetime.utcnow().isoformat() + 'Z'

lbrynet/conf.py

@@ -4,7 +4,8 @@ Some network wide and also application specific parameters
 import os
 
 is_generous_host = True
-IS_DEVELOPMENT_VERSION = False
+IS_DEVELOPMENT_VERSION = (os.environ.get('LBRY_DEV') is not None)
+
 
 MAX_HANDSHAKE_SIZE = 2**16
 MAX_REQUEST_SIZE = 2**16

lbrynet/core/looping_call_manager.py

@@ -0,0 +1,20 @@
+class LoopingCallManager(object):
+    def __init__(self, calls=None):
+        self.calls = calls or {}
+
+    def register_looping_call(self, name, call):
+        assert name not in self.calls, '{} is already registered'.format(name)
+        self.calls[name] = call
+
+    def start(self, name, *args):
+        lcall = self.calls[name]
+        if not lcall.running:
+            lcall.start(*args)
+
+    def stop(self, name):
+        self.calls[name].stop()
+
+    def shutdown(self):
+        for lcall in self.calls.itervalues():
+            if lcall.running:
+                lcall.stop()

lbrynet/core/server/BlobRequestHandler.py

@@ -5,7 +5,9 @@ from twisted.protocols.basic import FileSender
 from twisted.python.failure import Failure
 from zope.interface import implements
 
+
 from lbrynet.core.Offer import Offer
+from lbrynet import analytics
 from lbrynet.interfaces import IQueryHandlerFactory, IQueryHandler, IBlobSender
 
 
@@ -15,15 +17,16 @@ log = logging.getLogger(__name__)
 class BlobRequestHandlerFactory(object):
     implements(IQueryHandlerFactory)
 
-    def __init__(self, blob_manager, wallet, payment_rate_manager):
+    def __init__(self, blob_manager, wallet, payment_rate_manager, track):
         self.blob_manager = blob_manager
         self.wallet = wallet
         self.payment_rate_manager = payment_rate_manager
+        self.track = track
 
     ######### IQueryHandlerFactory #########
 
     def build_query_handler(self):
-        q_h = BlobRequestHandler(self.blob_manager, self.wallet, self.payment_rate_manager)
+        q_h = BlobRequestHandler(self.blob_manager, self.wallet, self.payment_rate_manager, self.track)
         return q_h
 
     def get_primary_query_identifier(self):
@@ -39,11 +42,12 @@ class BlobRequestHandler(object):
     BLOB_QUERY = 'requested_blob'
     AVAILABILITY_QUERY = 'requested_blobs'
 
-    def __init__(self, blob_manager, wallet, payment_rate_manager):
+    def __init__(self, blob_manager, wallet, payment_rate_manager, track):
         self.blob_manager = blob_manager
         self.payment_rate_manager = payment_rate_manager
         self.wallet = wallet
         self.query_identifiers = [self.PAYMENT_RATE_QUERY, self.BLOB_QUERY, self.AVAILABILITY_QUERY]
+        self.track = track
         self.peer = None
         self.blob_data_payment_rate = None
         self.read_handle = None
@@ -190,8 +194,10 @@ class BlobRequestHandler(object):
             return inner_d
 
         def count_bytes(data):
-            self.blob_bytes_uploaded += len(data)
-            self.peer.update_stats('blob_bytes_uploaded', len(data))
+            uploaded = len(data)
+            self.blob_bytes_uploaded += uploaded
+            self.peer.update_stats('blob_bytes_uploaded', uploaded)
+            self.track.add_observation(analytics.BLOB_BYTES_UPLOADED, uploaded)
             return data
 
         def start_transfer():

lbrynet/core/server/ServerRequestHandler.py

@@ -9,9 +9,10 @@ log = logging.getLogger(__name__)
 
 
 class ServerRequestHandler(object):
-    """This class handles requests from clients. It can upload blobs and return request for information about
-    more blobs that are associated with streams"""
-
+    """This class handles requests from clients. It can upload blobs and
+    return request for information about more blobs that are
+    associated with streams.
+    """
     implements(interfaces.IPushProducer, interfaces.IConsumer, IRequestHandler)
 
     def __init__(self, consumer):
@@ -90,20 +91,27 @@ class ServerRequestHandler(object):
         log.debug("Received data")
         log.debug("%s", str(data))
         if self.request_received is False:
-            self.request_buff = self.request_buff + data
-            msg = self.try_to_parse_request(self.request_buff)
-            if msg is not None:
-                self.request_buff = ''
-                d = self.handle_request(msg)
-                if self.blob_sender is not None:
-                    d.addCallback(lambda _: self.blob_sender.send_blob_if_requested(self))
-                d.addCallbacks(lambda _: self.finished_response(), self.request_failure_handler)
-            else:
-                log.debug("Request buff not a valid json message")
-                log.debug("Request buff: %s", str(self.request_buff))
+            return self._parse_data_and_maybe_send_blob(data)
         else:
             log.warning("The client sent data when we were uploading a file. This should not happen")
 
+    def _parse_data_and_maybe_send_blob(self, data):
+        self.request_buff = self.request_buff + data
+        msg = self.try_to_parse_request(self.request_buff)
+        if msg:
+            self.request_buff = ''
+            self._process_msg(msg)
+        else:
+            log.debug("Request buff not a valid json message")
+            log.debug("Request buff: %s", self.request_buff)
+
+    def _process_msg(self, msg):
+        d = self.handle_request(msg)
+        if self.blob_sender:
+            d.addCallback(lambda _: self.blob_sender.send_blob_if_requested(self))
+        d.addCallbacks(lambda _: self.finished_response(), self.request_failure_handler)
+
+
     ######### IRequestHandler #########
 
     def register_query_handler(self, query_handler, query_identifiers):

lbrynet/core/utils.py

@@ -11,12 +11,30 @@ import yaml
 from lbrynet.core.cryptoutils import get_lbry_hash_obj
 
 
-blobhash_length = get_lbry_hash_obj().digest_size * 2  # digest_size is in bytes, and blob hashes are hex encoded
+# digest_size is in bytes, and blob hashes are hex encoded
+blobhash_length = get_lbry_hash_obj().digest_size * 2
 
 
 log = logging.getLogger(__name__)
 
 
+# defining these time functions here allows for easier overriding in testing
+def now():
+    return datetime.datetime.now()
+
+
+def utcnow():
+    return datetime.datetime.utcnow()
+
+
+def isonow():
+    """Return utc now in isoformat with timezone"""
+    return utcnow().isoformat() + 'Z'
+
+def today():
+    return datetime.datetime.today()
+
+
 def generate_id(num=None):
     h = get_lbry_hash_obj()
     if num is not None:
@@ -26,18 +44,19 @@ def generate_id(num=None):
     return h.digest()
 
 
+def is_valid_hashcharacter(char):
+    return char in "0123456789abcdef"
+
+
 def is_valid_blobhash(blobhash):
-    """
+    """Checks whether the blobhash is the correct length and contains only
+    valid characters (0-9, a-f)
+
     @param blobhash: string, the blobhash to check
 
-    @return: Whether the blobhash is the correct length and contains only valid characters (0-9, a-f)
+    @return: True/False
     """
-    if len(blobhash) != blobhash_length:
-        return False
-    for l in blobhash:
-        if l not in "0123456789abcdef":
-            return False
-    return True
+    return len(blobhash) == blobhash_length and all(is_valid_hashcharacter(l) for l in blobhash)
 
 
 def version_is_greater_than(a, b):
@@ -86,10 +105,6 @@ def save_settings(path, settings):
     f.close()
 
 
-def today():
-    return datetime.datetime.today()
-
-
 def check_connection(server="www.lbry.io", port=80):
     """Attempts to open a socket to server:port and returns True if successful."""
     try:

lbrynet/lbrynet_console/Console.py

@@ -1,3 +1,5 @@
+# TODO: THERE IS A LOT OF CODE IN THIS MODULE THAT SHOULD BE REMOVED
+#       AS IT IS REPEATED IN THE LBRYDaemon MODULE
 import logging
 import os.path
 import argparse
@@ -12,6 +14,7 @@ from yapsy.PluginManager import PluginManager
 from twisted.internet import defer, threads, stdio, task, error
 from jsonrpc.proxy import JSONRPCProxy
 
+from lbrynet import analytics
 from lbrynet.core.Session import Session
 from lbrynet.lbrynet_console.ConsoleControl import ConsoleControl
 from lbrynet.lbrynet_console.Settings import Settings
@@ -366,11 +369,13 @@ class Console():
         ]
 
         def get_blob_request_handler_factory(rate):
-            self.blob_request_payment_rate_manager = PaymentRateManager(self.session.base_payment_rate_manager,
-                                                                        rate)
-            handlers.append(BlobRequestHandlerFactory(self.session.blob_manager,
-                                                      self.session.wallet,
-                                                      self.blob_request_payment_rate_manager))
+            self.blob_request_payment_rate_manager = PaymentRateManager(
+                self.session.base_payment_rate_manager, rate
+            )
+            handlers.append(BlobRequestHandlerFactory(
+                self.session.blob_manager, self.session.wallet,
+                self.blob_request_payment_rate_manager, analytics.Track()
+            ))
 
         d1 = self.settings.get_server_data_payment_rate()
         d1.addCallback(get_blob_request_handler_factory)

lbrynet/lbrynet_daemon/Daemon.py

@@ -25,8 +25,10 @@ from txjsonrpc.web.jsonrpc import Handler
 from jsonschema import ValidationError
 
 from lbrynet import __version__ as lbrynet_version
+# TODO: importing this when internet is disabled raises a socket.gaierror
 from lbryum.version import LBRYUM_VERSION as lbryum_version
 from lbrynet import analytics
+from lbrynet.core.looping_call_manager import LoopingCallManager
 from lbrynet.core.server.BlobRequestHandler import BlobRequestHandlerFactory
 from lbrynet.core.server.ServerProtocol import ServerProtocolFactory
 from lbrynet.core.Error import UnknownNameError, InsufficientFundsError, InvalidNameError
@@ -125,16 +127,104 @@ BAD_REQUEST = 400
 NOT_FOUND = 404
 OK_CODE = 200
 
+
+class Checker:
+    """The looping calls the daemon runs"""
+    INTERNET_CONNECTION = 'internet_connection_checker'
+    VERSION = 'version_checker'
+    CONNECTION_PROBLEM = 'connection_problem_checker'
+    PENDING_CLAIM = 'pending_claim_checker'
+
+
+class FileID:
+    """The different ways a file can be identified"""
+    NAME = 'name'
+    SD_HASH = 'sd_hash'
+    FILE_NAME = 'file_name'
+
+
 # TODO add login credentials in a conf file
 # TODO alert if your copy of a lbry file is out of date with the name record
 
 
+class NoValidSearch(Exception):
+    pass
+
 
 class Parameters(object):
     def __init__(self, **kwargs):
         self.__dict__.update(kwargs)
 
 
+class CheckInternetConnection(object):
+    def __init__(self, daemon):
+        self.daemon = daemon
+
+    def __call__(self):
+        self.daemon.connected_to_internet = utils.check_connection()
+
+
+class CheckRemoteVersions(object):
+    def __init__(self, daemon):
+        self.daemon = daemon
+
+    def __call__(self):
+        d = self._get_lbrynet_version()
+        d.addCallback(lambda _: self._get_lbryum_version())
+
+    def _get_lbryum_version(self):
+        try:
+            version = get_lbryum_version_from_github()
+            log.info(
+                "remote lbryum %s > local lbryum %s = %s",
+                version, lbryum_version,
+                utils.version_is_greater_than(version, lbryum_version)
+            )
+            self.daemon.git_lbryum_version = version
+            return defer.succeed(None)
+        except Exception:
+            log.info("Failed to get lbryum version from git")
+            self.daemon.git_lbryum_version = None
+            return defer.fail(None)
+
+    def _get_lbrynet_version(self):
+        try:
+            version = get_lbrynet_version_from_github()
+            log.info(
+                "remote lbrynet %s > local lbrynet %s = %s",
+                version, lbrynet_version,
+                utils.version_is_greater_than(version, lbrynet_version)
+            )
+            self.daemon.git_lbrynet_version = version
+            return defer.succeed(None)
+        except Exception:
+            log.info("Failed to get lbrynet version from git")
+            self.daemon.git_lbrynet_version = None
+            return defer.fail(None)
+
+
+class AlwaysSend(object):
+    def __init__(self, value_generator, *args, **kwargs):
+        self.value_generator = value_generator
+        self.args = args
+        self.kwargs = kwargs
+
+    def __call__(self):
+        d = defer.maybeDeferred(self.value_generator, *self.args, **self.kwargs)
+        d.addCallback(lambda v: (True, v))
+        return d
+
+
+
+
+def calculate_available_blob_size(blob_manager):
+    d = blob_manager.get_all_verified_blobs()
+    d.addCallback(
+        lambda blobs: defer.DeferredList([blob_manager.get_blob_length(b) for b in blobs]))
+    d.addCallback(lambda blob_lengths: sum(val for success, val in blob_lengths if success))
+    return d
+
+
 class Daemon(jsonrpc.JSONRPC):
     """
     LBRYnet daemon, a jsonrpc interface to lbry functions
@@ -342,12 +432,13 @@ class Daemon(jsonrpc.JSONRPC):
         self.wallet_user = None
         self.wallet_password = None
 
-        self.internet_connection_checker = LoopingCall(self._check_network_connection)
-        self.version_checker = LoopingCall(self._check_remote_versions)
-        self.connection_problem_checker = LoopingCall(self._check_connection_problems)
-        self.pending_claim_checker = LoopingCall(self._check_pending_claims)
-        self.send_heartbeat = LoopingCall(self._send_heartbeat)
-        # self.lbrynet_connection_checker = LoopingCall(self._check_lbrynet_connection)
+        calls = {
+            Checker.INTERNET_CONNECTION: LoopingCall(CheckInternetConnection(self)),
+            Checker.VERSION: LoopingCall(CheckRemoteVersions(self)),
+            Checker.CONNECTION_PROBLEM: LoopingCall(self._check_connection_problems),
+            Checker.PENDING_CLAIM: LoopingCall(self._check_pending_claims),
+        }
+        self.looping_call_manager = LoopingCallManager(calls)
 
         self.sd_identifier = StreamDescriptorIdentifier()
         self.stream_info_manager = TempEncryptedFileMetadataManager()
@@ -519,9 +610,9 @@ class Daemon(jsonrpc.JSONRPC):
 
         log.info("Starting lbrynet-daemon")
 
-        self.internet_connection_checker.start(3600)
-        self.version_checker.start(3600 * 12)
-        self.connection_problem_checker.start(1)
+        self.looping_call_manager.start(Checker.INTERNET_CONNECTION, 3600)
+        self.looping_call_manager.start(Checker.VERSION, 3600 * 12)
+        self.looping_call_manager.start(Checker.CONNECTION_PROBLEM, 1)
         self.exchange_rate_manager.start()
 
         if host_ui:
@@ -536,8 +627,8 @@ class Daemon(jsonrpc.JSONRPC):
         d.addCallback(lambda _: threads.deferToThread(self._setup_data_directory))
         d.addCallback(lambda _: self._check_db_migration())
         d.addCallback(lambda _: self._get_settings())
-        d.addCallback(lambda _: self._set_events())
         d.addCallback(lambda _: self._get_session())
+        d.addCallback(lambda _: self._get_analytics())
         d.addCallback(lambda _: add_lbry_file_to_sd_identifier(self.sd_identifier))
         d.addCallback(lambda _: self._setup_stream_identifier())
         d.addCallback(lambda _: self._setup_lbry_file_manager())
@@ -545,23 +636,11 @@ class Daemon(jsonrpc.JSONRPC):
         d.addCallback(lambda _: self._setup_server())
         d.addCallback(lambda _: _log_starting_vals())
         d.addCallback(lambda _: _announce_startup())
-        d.addCallback(lambda _: self._load_analytics_api())
         # TODO: handle errors here
         d.callback(None)
 
         return defer.succeed(None)
 
-    def _load_analytics_api(self):
-        self.analytics_api = analytics.Api.load()
-        self.send_heartbeat.start(60)
-
-    def _send_heartbeat(self):
-        heartbeat = self._events.heartbeat()
-        self.analytics_api.track(heartbeat)
-
-    def _send_download_started(self, name, stream_info=None):
-        event = self._events.download_started(name, stream_info)
-        self.analytics_api.track(event)
 
     def _get_platform(self):
         r =  {
@@ -591,13 +670,6 @@ class Daemon(jsonrpc.JSONRPC):
         d = _log_platform()
         return d
 
-    def _set_events(self):
-        context = analytics.make_context(self._get_platform(), self.wallet_type)
-        self._events = analytics.Events(context, base58.b58encode(self.lbryid), self._session_id)
-
-    def _check_network_connection(self):
-        self.connected_to_internet = utils.check_connection()
-
     def _check_lbrynet_connection(self):
         def _log_success():
             log.info("lbrynet connectivity test passed")
@@ -608,43 +680,6 @@ class Daemon(jsonrpc.JSONRPC):
         d = download_sd_blob(self.session, wonderfullife_sh, self.session.base_payment_rate_manager)
         d.addCallbacks(lambda _: _log_success, lambda _: _log_failure)
 
-    def _check_remote_versions(self):
-        def _get_lbryum_version():
-            try:
-                r = urlopen("https://raw.githubusercontent.com/lbryio/lbryum/master/lib/version.py").read().split('\n')
-                version = next(line.split("=")[1].split("#")[0].replace(" ", "")
-                               for line in r if "LBRYUM_VERSION" in line)
-                version = version.replace("'", "")
-                log.info(
-                    "remote lbryum %s > local lbryum %s = %s",
-                    version, lbryum_version,
-                    utils.version_is_greater_than(version, lbryum_version)
-                )
-                self.git_lbryum_version = version
-                return defer.succeed(None)
-            except Exception:
-                log.info("Failed to get lbryum version from git")
-                self.git_lbryum_version = None
-                return defer.fail(None)
-
-        def _get_lbrynet_version():
-            try:
-                version = get_lbrynet_version_from_github()
-                log.info(
-                    "remote lbrynet %s > local lbrynet %s = %s",
-                    version, lbrynet_version,
-                    utils.version_is_greater_than(version, lbrynet_version)
-                )
-                self.git_lbrynet_version = version
-                return defer.succeed(None)
-            except Exception:
-                log.info("Failed to get lbrynet version from git")
-                self.git_lbrynet_version = None
-                return defer.fail(None)
-
-        d = _get_lbrynet_version()
-        d.addCallback(lambda _: _get_lbryum_version())
-
     def _check_connection_problems(self):
         if not self.git_lbrynet_version or not self.git_lbryum_version:
             self.connection_problem = CONNECTION_PROBLEM_CODES[0]
@@ -671,7 +706,7 @@ class Daemon(jsonrpc.JSONRPC):
 
         def _get_and_start_file(name):
             d = defer.succeed(self.pending_claims.pop(name))
-            d.addCallback(lambda _: self._get_lbry_file("name", name, return_json=False))
+            d.addCallback(lambda _: self._get_lbry_file(FileID.NAME, name, return_json=False))
             d.addCallback(lambda l: _start_file(l) if l.stopped else "LBRY file was already running")
 
         def re_add_to_pending_claims(name):
@@ -765,8 +800,12 @@ class Daemon(jsonrpc.JSONRPC):
 
     def _setup_query_handlers(self):
         handlers = [
-            BlobRequestHandlerFactory(self.session.blob_manager, self.session.wallet,
-                                      self.session.payment_rate_manager),
+            BlobRequestHandlerFactory(
+                self.session.blob_manager,
+                self.session.wallet,
+                self.session.payment_rate_manager,
+                self.analytics_manager.track
+            ),
             self.session.wallet.get_wallet_info_query_handler_factory(),
         ]
 
@@ -830,18 +869,10 @@ class Daemon(jsonrpc.JSONRPC):
     def _shutdown(self):
         log.info("Closing lbrynet session")
         log.info("Status at time of shutdown: " + self.startup_status[0])
-        if self.internet_connection_checker.running:
-            self.internet_connection_checker.stop()
-        if self.version_checker.running:
-            self.version_checker.stop()
-        if self.connection_problem_checker.running:
-            self.connection_problem_checker.stop()
+        self.looping_call_manager.shutdown()
+        self.analytics_manager.shutdown()
         if self.lbry_ui_manager.update_checker.running:
             self.lbry_ui_manager.update_checker.stop()
-        if self.pending_claim_checker.running:
-            self.pending_claim_checker.stop()
-        if self.send_heartbeat.running:
-            self.send_heartbeat.stop()
 
         self._clean_up_temp_files()
 
@@ -1020,6 +1051,20 @@ class Daemon(jsonrpc.JSONRPC):
 
         return d
 
+    def _get_analytics(self):
+        analytics_api = analytics.Api.load()
+        context = analytics.make_context(self._get_platform(), self.wallet_type)
+        events_generator = analytics.Events(
+            context, base58.b58encode(self.lbryid), self._session_id)
+        self.analytics_manager = analytics.Manager(
+            analytics_api, events_generator, analytics.Track())
+        self.analytics_manager.start()
+        self.analytics_manager.register_repeating_metric(
+            analytics.BLOB_BYTES_AVAILABLE,
+            AlwaysSend(calculate_available_blob_size, self.session.blob_manager),
+            frequency=300
+        )
+
     def _get_session(self):
         def get_default_data_rate():
             d = self.settings.get_default_data_payment_rate()
@@ -1109,7 +1154,7 @@ class Daemon(jsonrpc.JSONRPC):
         Add a lbry file to the file manager, start the download, and return the new lbry file.
         If it already exists in the file manager, return the existing lbry file
         """
-        self._send_download_started(name)
+        self.analytics_manager.send_download_started(name, stream_info)
         helper = _DownloadNameHelper(
             self, name, timeout, download_directory, file_name, wait_for_write)
 
@@ -1239,108 +1284,13 @@ class Daemon(jsonrpc.JSONRPC):
         return defer.succeed(None)
 
     def _get_lbry_file(self, search_by, val, return_json=True):
-        def _log_get_lbry_file(f):
-            if f and val:
-                log.info("Found LBRY file for " + search_by + ": " + val)
-            elif val:
-                log.info("Did not find LBRY file for " + search_by + ": " + val)
-            return f
-
-        def _get_json_for_return(f):
-            def _get_file_status(file_status):
-                message = STREAM_STAGES[2][1] % (file_status.name, file_status.num_completed, file_status.num_known, file_status.running_status)
-                return defer.succeed(message)
-
-            def _generate_reply(size):
-                if f.key:
-                    key = binascii.b2a_hex(f.key)
-                else:
-                    key = None
-
-                if os.path.isfile(os.path.join(self.download_directory, f.file_name)):
-                    written_file = file(os.path.join(self.download_directory, f.file_name))
-                    written_file.seek(0, os.SEEK_END)
-                    written_bytes = written_file.tell()
-                    written_file.close()
-                else:
-                    written_bytes = False
-
-                if search_by == "name":
-                    if val in self.streams.keys():
-                        status = self.streams[val].code
-                    elif f in self.lbry_file_manager.lbry_files:
-                        # if f.stopped:
-                        #     status = STREAM_STAGES[3]
-                        # else:
-                        status = STREAM_STAGES[2]
-                    else:
-                        status = [False, False]
-                else:
-                    status = [False, False]
-
-                if status[0] == DOWNLOAD_RUNNING_CODE:
-                    d = f.status()
-                    d.addCallback(_get_file_status)
-                    d.addCallback(lambda message: {'completed': f.completed, 'file_name': f.file_name,
-                                                   'download_directory': f.download_directory,
-                                                   'download_path': os.path.join(f.download_directory, f.file_name),
-                                                   'mime_type': mimetypes.guess_type(os.path.join(f.download_directory, f.file_name))[0],
-                                                   'key': key,
-                                                   'points_paid': f.points_paid, 'stopped': f.stopped,
-                                                   'stream_hash': f.stream_hash,
-                                                   'stream_name': f.stream_name,
-                                                   'suggested_file_name': f.suggested_file_name,
-                                                   'upload_allowed': f.upload_allowed, 'sd_hash': f.sd_hash,
-                                                   'lbry_uri': f.uri, 'txid': f.txid, 'claim_id': f.claim_id,
-                                                   'total_bytes': size,
-                                                   'written_bytes': written_bytes, 'code': status[0],
-                                                   'message': message})
-                else:
-                    d = defer.succeed({'completed': f.completed, 'file_name': f.file_name, 'key': key,
-                                       'download_directory': f.download_directory,
-                                       'download_path': os.path.join(f.download_directory, f.file_name),
-                                       'mime_type': mimetypes.guess_type(os.path.join(f.download_directory, f.file_name))[0],
-                                       'points_paid': f.points_paid, 'stopped': f.stopped, 'stream_hash': f.stream_hash,
-                                       'stream_name': f.stream_name, 'suggested_file_name': f.suggested_file_name,
-                                       'upload_allowed': f.upload_allowed, 'sd_hash': f.sd_hash, 'total_bytes': size,
-                                       'written_bytes': written_bytes, 'lbry_uri': f.uri, 'txid': f.txid, 'claim_id': f.claim_id,
-                                       'code': status[0], 'message': status[1]})
-
-                return d
-
-            def _add_metadata(message):
-                def _add_to_dict(metadata):
-                    message['metadata'] = metadata
-                    return defer.succeed(message)
-
-                if f.txid:
-                    d = self._resolve_name(f.uri)
-                    d.addCallbacks(_add_to_dict, lambda _: _add_to_dict("Pending confirmation"))
-                else:
-                    d = defer.succeed(message)
-                return d
-
-            if f:
-                d = f.get_total_bytes()
-                d.addCallback(_generate_reply)
-                d.addCallback(_add_metadata)
-                return d
-            else:
-                return False
-
-        if search_by == "name":
-            d = self._get_lbry_file_by_uri(val)
-        elif search_by == "sd_hash":
-            d = self._get_lbry_file_by_sd_hash(val)
-        elif search_by == "file_name":
-            d = self._get_lbry_file_by_file_name(val)
-        # d.addCallback(_log_get_lbry_file)
-        if return_json:
-            d.addCallback(_get_json_for_return)
-        return d
+        return _GetFileHelper(self, search_by, val, return_json).retrieve_file()
 
     def _get_lbry_files(self):
-        d = defer.DeferredList([self._get_lbry_file('sd_hash', l.sd_hash) for l in self.lbry_file_manager.lbry_files])
+        d = defer.DeferredList([
+            self._get_lbry_file(FileID.SD_HASH, l.sd_hash)
+            for l in self.lbry_file_manager.lbry_files
+        ])
         return d
 
     def _reflect(self, lbry_file):
@@ -1690,8 +1640,7 @@ class Daemon(jsonrpc.JSONRPC):
         return d
 
     def jsonrpc_get_lbry_file(self, p):
-        """
-        Get lbry file
+        """Get lbry file
 
         Args:
             'name': get file by lbry uri,
@@ -1709,15 +1658,18 @@ class Daemon(jsonrpc.JSONRPC):
             'upload_allowed': bool
             'sd_hash': string
         """
-
-        if p.keys()[0] in ['name', 'sd_hash', 'file_name']:
-            search_type = p.keys()[0]
-            d = self._get_lbry_file(search_type, p[search_type])
-        else:
-            d = defer.fail()
+        d = self._get_deferred_for_lbry_file(p)
         d.addCallback(lambda r: self._render_response(r, OK_CODE))
         return d
 
+    def _get_deferred_for_lbry_file(self, p):
+        try:
+            searchtype, value = get_lbry_file_search_value(p)
+        except NoValidSearch:
+            return defer.fail()
+        else:
+            return self._get_lbry_file(searchtype, value)
+
     def jsonrpc_resolve_name(self, p):
         """
         Resolve stream info from a LBRY uri
@@ -1730,9 +1682,8 @@ class Daemon(jsonrpc.JSONRPC):
 
         force = p.get('force', False)
 
-        if 'name' in p:
-            name = p['name']
-        else:
+        name = p.get(FileID.NAME)
+        if not name:
             return self._render_response(None, BAD_REQUEST)
 
         d = self._resolve_name(name, force_refresh=force)
@@ -1749,7 +1700,7 @@ class Daemon(jsonrpc.JSONRPC):
             claim info, False if no such claim exists
         """
 
-        name = p['name']
+        name = p[FileID.NAME]
         d = self.session.wallet.get_my_claim(name)
         d.addCallback(lambda r: self._render_response(r, OK_CODE))
         return d
@@ -1771,7 +1722,7 @@ class Daemon(jsonrpc.JSONRPC):
                 r['amount'] = float(r['amount']) / 10**8
                 return r
 
-        name = p['name']
+        name = p[FileID.NAME]
         txid = p.get('txid', None)
         d = self.session.wallet.get_claim_info(name, txid)
         d.addCallback(_convert_amount_to_float)
@@ -1784,11 +1735,11 @@ class Daemon(jsonrpc.JSONRPC):
         #       can spec what parameters it expects and how to set default values
         timeout = p.get('timeout', self.download_timeout)
         download_directory = p.get('download_directory', self.download_directory)
-        file_name = p.get('file_name')
+        file_name = p.get(FileID.FILE_NAME)
         stream_info = p.get('stream_info')
         sd_hash = get_sd_hash(stream_info)
         wait_for_write = p.get('wait_for_write', True)
-        name = p.get('name')
+        name = p.get(FileID.NAME)
         return Parameters(
             timeout=timeout,
             download_directory=download_directory,
@@ -1842,14 +1793,20 @@ class Daemon(jsonrpc.JSONRPC):
         """
 
         def _stop_file(f):
+            if f.stopped:
+                return "LBRY file wasn't running"
+            else:
                 d = self.lbry_file_manager.toggle_lbry_file_running(f)
                 d.addCallback(lambda _: "Stopped LBRY file")
                 return d
 
-        if p.keys()[0] in ['name', 'sd_hash', 'file_name']:
-            search_type = p.keys()[0]
-            d = self._get_lbry_file(search_type, p[search_type], return_json=False)
-            d.addCallback(lambda l: _stop_file(l) if not l.stopped else "LBRY file wasn't running")
+        try:
+            searchtype, value = get_lbry_file_search_value(p)
+        except NoValidSearch:
+            d = defer.fail()
+        else:
+            d = self._get_lbry_file(searchtype, value, return_json=False)
+            d.addCallback(_stop_file)
 
         d.addCallback(lambda r: self._render_response(r, OK_CODE))
         return d
@@ -1867,13 +1824,19 @@ class Daemon(jsonrpc.JSONRPC):
         """
 
         def _start_file(f):
+            if f.stopped:
                 d = self.lbry_file_manager.toggle_lbry_file_running(f)
                 return defer.succeed("Started LBRY file")
+            else:
+                return "LBRY file was already running"
 
-        if p.keys()[0] in ['name', 'sd_hash', 'file_name']:
-            search_type = p.keys()[0]
-            d = self._get_lbry_file(search_type, p[search_type], return_json=False)
-            d.addCallback(lambda l: _start_file(l) if l.stopped else "LBRY file was already running")
+        try:
+            searchtype, value = get_lbry_file_search_value(p)
+        except NoValidSearch:
+            d = defer.fail()
+        else:
+            d = self._get_lbry_file(searchtype, value, return_json=False)
+            d.addCallback(_start_file)
 
         d.addCallback(lambda r: self._render_response(r, OK_CODE))
         return d
@@ -1888,7 +1851,7 @@ class Daemon(jsonrpc.JSONRPC):
             estimated cost
         """
 
-        name = p['name']
+        name = p[FileID.NAME]
 
         d = self._get_est_cost(name)
         d.addCallback(lambda r: self._render_response(r, OK_CODE))
@@ -1940,21 +1903,23 @@ class Daemon(jsonrpc.JSONRPC):
             confirmation message
         """
 
-        if 'delete_target_file' in p.keys():
-            delete_file = p['delete_target_file']
-        else:
-            delete_file = True
+        delete_file = p.get('delete_target_file', True)
 
         def _delete_file(f):
+            if not f:
+                return False
             file_name = f.file_name
             d = self._delete_lbry_file(f, delete_file=delete_file)
             d.addCallback(lambda _: "Deleted LBRY file" + file_name)
             return d
 
-        if 'name' in p.keys() or 'sd_hash' in p.keys() or 'file_name' in p.keys():
-            search_type = [k for k in p.keys() if k != 'delete_target_file'][0]
-            d = self._get_lbry_file(search_type, p[search_type], return_json=False)
-            d.addCallback(lambda l: _delete_file(l) if l else False)
+        try:
+            searchtype, value = get_lbry_file_search_value(p)
+        except NoValidSearch:
+            d = defer.fail()
+        else:
+            d = self._get_lbry_file(searchtype, value, return_json=False)
+            d.addCallback(_delete_file)
 
         d.addCallback(lambda r: self._render_response(r, OK_CODE))
         return d
@@ -1979,12 +1944,12 @@ class Daemon(jsonrpc.JSONRPC):
             return m
 
         def _reflect_if_possible(sd_hash, txid):
-            d = self._get_lbry_file('sd_hash', sd_hash, return_json=False)
+            d = self._get_lbry_file(FileID.SD_HASH, sd_hash, return_json=False)
             d.addCallback(self._reflect)
             d.addCallback(lambda _: txid)
             return d
 
-        name = p['name']
+        name = p[FileID.NAME]
 
         log.info("Publish: ")
         log.info(p)
@@ -2012,8 +1977,7 @@ class Daemon(jsonrpc.JSONRPC):
             if not os.path.isfile(file_path):
                 return defer.fail(Exception("Specified file for publish doesnt exist: %s" % file_path))
 
-        if not self.pending_claim_checker.running:
-            self.pending_claim_checker.start(30)
+        self.looping_call_manager.start(Checker.PENDING_CLAIM, 30)
 
         d = self._resolve_name(name, force_refresh=True)
         d.addErrback(lambda _: None)
@@ -2091,7 +2055,7 @@ class Daemon(jsonrpc.JSONRPC):
             txid
         """
 
-        name = p['name']
+        name = p[FileID.NAME]
         claim_id = p['claim_id']
         amount = p['amount']
         d = self.session.wallet.support_claim(name, claim_id, amount)
@@ -2131,7 +2095,7 @@ class Daemon(jsonrpc.JSONRPC):
             list of name claims
         """
 
-        name = p['name']
+        name = p[FileID.NAME]
         d = self.session.wallet.get_claims_for_name(name)
         d.addCallback(lambda r: self._render_response(r, OK_CODE))
         return d
@@ -2328,7 +2292,7 @@ class Daemon(jsonrpc.JSONRPC):
         Returns
             sd blob, dict
         """
-        sd_hash = p['sd_hash']
+        sd_hash = p[FileID.SD_HASH]
         timeout = p.get('timeout', DEFAULT_SD_DOWNLOAD_TIMEOUT)
 
         d = self._download_sd_blob(sd_hash, timeout)
@@ -2522,8 +2486,8 @@ class Daemon(jsonrpc.JSONRPC):
             True or traceback
         """
 
-        sd_hash = p['sd_hash']
-        d = self._get_lbry_file('sd_hash', sd_hash, return_json=False)
+        sd_hash = p[FileID.SD_HASH]
+        d = self._get_lbry_file(FileID.SD_HASH, sd_hash, return_json=False)
         d.addCallback(self._reflect)
         d.addCallbacks(lambda _: self._render_response(True, OK_CODE), lambda err: self._render_response(err.getTraceback(), OK_CODE))
         return d
@@ -2604,7 +2568,7 @@ class Daemon(jsonrpc.JSONRPC):
             else:
                 return 0.0
 
-        name = p['name']
+        name = p[FileID.NAME]
 
         d = self._resolve_name(name, force_refresh=True)
         d.addCallback(get_sd_hash)
@@ -2618,6 +2582,14 @@ class Daemon(jsonrpc.JSONRPC):
         return d
 
 
+def get_lbryum_version_from_github():
+    r = urlopen("https://raw.githubusercontent.com/lbryio/lbryum/master/lib/version.py").read().split('\n')
+    version = next(line.split("=")[1].split("#")[0].replace(" ", "")
+                   for line in r if "LBRYUM_VERSION" in line)
+    version = version.replace("'", "")
+    return version
+
+
 def get_lbrynet_version_from_github():
     """Return the latest released version from github."""
     response = requests.get('https://api.github.com/repos/lbryio/lbry/releases/latest')
@@ -2834,3 +2806,130 @@ class _ResolveNameHelper(object):
     def is_cached_name_expired(self):
         time_in_cache = self.now() - self.name_data['timestamp']
         return time_in_cache >= self.daemon.cache_time
+
+
+class _GetFileHelper(object):
+    def __init__(self, daemon, search_by, val, return_json=True):
+        self.daemon = daemon
+        self.search_by = search_by
+        self.val = val
+        self.return_json = return_json
+
+    def retrieve_file(self):
+        d = self.search_for_file()
+        if self.return_json:
+            d.addCallback(self._get_json)
+        return d
+
+    def search_for_file(self):
+        if self.search_by == FileID.NAME:
+            return self.daemon._get_lbry_file_by_uri(self.val)
+        elif self.search_by == FileID.SD_HASH:
+            return self.daemon._get_lbry_file_by_sd_hash(self.val)
+        elif self.search_by == FileID.FILE_NAME:
+            return self.daemon._get_lbry_file_by_file_name(self.val)
+        raise Exception('{} is not a valid search operation'.format(self.search_by))
+
+    def _get_json(self, lbry_file):
+        if lbry_file:
+            d = lbry_file.get_total_bytes()
+            d.addCallback(self._generate_reply, lbry_file)
+            d.addCallback(self._add_metadata, lbry_file)
+            return d
+        else:
+            return False
+
+    def _generate_reply(self, size, lbry_file):
+        written_bytes = self._get_written_bytes(lbry_file)
+        code, message = self._get_status(lbry_file)
+
+        if code == DOWNLOAD_RUNNING_CODE:
+            d = lbry_file.status()
+            d.addCallback(self._get_msg_for_file_status)
+            d.addCallback(
+                lambda msg: self._get_properties_dict(lbry_file, code, msg, written_bytes, size))
+        else:
+            d = defer.succeed(
+                self._get_properties_dict(lbry_file, code, message, written_bytes, size))
+        return d
+
+    def _get_msg_for_file_status(self, file_status):
+        message = STREAM_STAGES[2][1] % (
+            file_status.name, file_status.num_completed, file_status.num_known,
+            file_status.running_status)
+        return defer.succeed(message)
+
+    def _get_key(self, lbry_file):
+        return binascii.b2a_hex(lbry_file.key) if lbry_file.key else None
+
+    def _full_path(self, lbry_file):
+        return os.path.join(lbry_file.download_directory, lbry_file.file_name)
+
+    def _get_status(self, lbry_file):
+        if self.search_by == FileID.NAME:
+            if self.val in self.daemon.streams.keys():
+                status = self.daemon.streams[self.val].code
+            elif lbry_file in self.daemon.lbry_file_manager.lbry_files:
+                status = STREAM_STAGES[2]
+            else:
+                status = [False, False]
+        else:
+            status = [False, False]
+        return status
+
+    def _get_written_bytes(self, lbry_file):
+        full_path = self._full_path(lbry_file)
+        if os.path.isfile(full_path):
+            with open(full_path) as written_file:
+                written_file.seek(0, os.SEEK_END)
+                written_bytes = written_file.tell()
+        else:
+            written_bytes = False
+        return written_bytes
+
+    def _get_properties_dict(self, lbry_file, code, message, written_bytes, size):
+        key = self._get_key(lbry_file)
+        full_path = self._full_path(lbry_file)
+        mime_type = mimetypes.guess_type(full_path)[0]
+        return {
+            'completed': lbry_file.completed,
+            'file_name': lbry_file.file_name,
+            'download_directory': lbry_file.download_directory,
+            'points_paid': lbry_file.points_paid,
+            'stopped': lbry_file.stopped,
+            'stream_hash': lbry_file.stream_hash,
+            'stream_name': lbry_file.stream_name,
+            'suggested_file_name': lbry_file.suggested_file_name,
+            'upload_allowed': lbry_file.upload_allowed,
+            'sd_hash': lbry_file.sd_hash,
+            'lbry_uri': lbry_file.uri,
+            'txid': lbry_file.txid,
+            'claim_id': lbry_file.claim_id,
+            'download_path': full_path,
+            'mime_type': mime_type,
+            'key': key,
+            'total_bytes': size,
+            'written_bytes': written_bytes,
+            'code': code,
+            'message': message
+        }
+
+    def _add_metadata(self, message, lbry_file):
+        def _add_to_dict(metadata):
+            message['metadata'] = metadata
+            return defer.succeed(message)
+
+        if lbry_file.txid:
+            d = self.daemon._resolve_name(lbry_file.uri)
+            d.addCallbacks(_add_to_dict, lambda _: _add_to_dict("Pending confirmation"))
+        else:
+            d = defer.succeed(message)
+        return d
+
+
+def get_lbry_file_search_value(p):
+    for searchtype in (FileID.SD_HASH, FileID.NAME, FileID.FILE_NAME):
+        value = p.get(searchtype)
+        if value:
+            return searchtype, value
+    raise NoValidSearch()

lbrynet/lbrynet_daemon/DaemonCLI.py

@@ -72,12 +72,16 @@ def main():
     if meth in api.help():
         try:
             if params:
-                r = api.call(meth, params)
+                resp = api.call(meth, params)
             else:
-                r = api.call(meth)
-            print json.dumps(r, sort_keys=True)
-        except:
-            print "Something went wrong, here's the usage for %s:" % meth
+                resp = api.call(meth)
+            print json.dumps(resp, sort_keys=True)
+        except Exception:
+            # TODO: The api should return proper error codes
+            # and messages so that they can be passed along to the user
+            # instead of this generic message.
+            # https://app.asana.com/0/158602294500137/200173944358192
+            print "Something went wrong. Here's the usage for {}:".format(meth)
             print api.help({'function': meth})
     else:
         print "Unknown function"

tests/functional/test_misc.py

@@ -10,6 +10,7 @@ import unittest
 from Crypto.PublicKey import RSA
 from Crypto import Random
 from Crypto.Hash import MD5
+from lbrynet import analytics
 from lbrynet.conf import MIN_BLOB_DATA_PAYMENT_RATE
 from lbrynet.lbrylive.LiveStreamCreator import FileLiveStreamCreator
 from lbrynet.lbrylive.LiveStreamMetadataManager import DBLiveStreamMetadataManager
@@ -18,6 +19,7 @@ from lbrynet.lbryfile.EncryptedFileMetadataManager import TempEncryptedFileMetad
 from lbrynet.lbryfilemanager.EncryptedFileManager import EncryptedFileManager
 from lbrynet.core.PTCWallet import PointTraderKeyQueryHandlerFactory, PointTraderKeyExchanger
 from lbrynet.core.Session import Session
+from lbrynet.core.server.BlobAvailabilityHandler import BlobAvailabilityHandlerFactory
 from lbrynet.core.client.StandaloneBlobDownloader import StandaloneBlobDownloader
 from lbrynet.core.StreamDescriptor import BlobStreamDescriptorWriter
 from lbrynet.core.StreamDescriptor import StreamDescriptorIdentifier
@@ -268,8 +270,11 @@ def start_lbry_uploader(sd_hash_queue, kill_event, dead_event, file_size, ul_rat
         server_port = None
 
         query_handler_factories = {
-            BlobRequestHandlerFactory(session.blob_manager, session.wallet,
-                                      session.payment_rate_manager): True,
+            BlobAvailabilityHandlerFactory(session.blob_manager): True,
+            BlobRequestHandlerFactory(
+                session.blob_manager, session.wallet,
+                session.payment_rate_manager,
+                analytics.Track()): True,
             session.wallet.get_wallet_info_query_handler_factory(): True,
         }
 
@@ -394,8 +399,11 @@ def start_lbry_reuploader(sd_hash, kill_event, dead_event, ready_event, n, ul_ra
         server_port = None
 
         query_handler_factories = {
-            BlobRequestHandlerFactory(session.blob_manager, session.wallet,
-                                      session.payment_rate_manager): True,
+            BlobAvailabilityHandlerFactory(session.blob_manager): True,
+            BlobRequestHandlerFactory(
+                session.blob_manager, session.wallet,
+                session.payment_rate_manager,
+                analytics.Track()): True,
             session.wallet.get_wallet_info_query_handler_factory(): True,
         }
 
@@ -478,7 +486,8 @@ def start_live_server(sd_hash_queue, kill_event, dead_event):
             CryptBlobInfoQueryHandlerFactory(stream_info_manager, session.wallet,
                                              session.payment_rate_manager): True,
             BlobRequestHandlerFactory(session.blob_manager, session.wallet,
-                                      session.payment_rate_manager): True,
+                                      session.payment_rate_manager,
+                                      analytics.Track()): True,
             session.wallet.get_wallet_info_query_handler_factory(): True,
         }
 
@@ -622,7 +631,10 @@ def start_blob_uploader(blob_hash_queue, kill_event, dead_event, slow, is_genero
         server_port = None
 
         query_handler_factories = {
-            BlobRequestHandlerFactory(session.blob_manager, session.wallet, session.payment_rate_manager): True,
+            BlobAvailabilityHandlerFactory(session.blob_manager): True,
+            BlobRequestHandlerFactory(session.blob_manager, session.wallet,
+                                      session.payment_rate_manager,
+                                      analytics.Track()): True,
             session.wallet.get_wallet_info_query_handler_factory(): True,
         }
 

tests/unit/analytics/test_events.py

@@ -0,0 +1,38 @@
+from lbrynet.analytics import events
+
+from twisted.trial import unittest
+
+from tests import util
+
+
+class EventsTest(unittest.TestCase):
+    def setUp(self):
+        util.resetTime(self)
+        self.event_generator = events.Events('any valid json datatype', 'lbry123', 'session456')
+
+    def test_heartbeat(self):
+        result = self.event_generator.heartbeat()
+        desired_result = {
+            'context': 'any valid json datatype',
+            'event': 'Heartbeat',
+            'properties': {'lbry_id': 'lbry123', 'session_id': 'session456'},
+            'timestamp': '2016-01-01T00:00:00Z',
+            'userId': 'lbry'
+        }
+        self.assertEqual(desired_result, result)
+
+    def test_download_started(self):
+        result = self.event_generator.download_started('great gatsby')
+        desired_result = {
+            'context': 'any valid json datatype',
+            'event': 'Download Started',
+            'properties': {
+                'lbry_id': 'lbry123',
+                'session_id': 'session456',
+                'name': 'great gatsby',
+                'stream_info': None,
+            },
+            'timestamp': '2016-01-01T00:00:00Z',
+            'userId': 'lbry'
+        }
+        self.assertEqual(desired_result, result)

tests/unit/analytics/test_track.py

@@ -0,0 +1,27 @@
+from lbrynet import analytics
+
+from twisted.trial import unittest
+
+
+class TrackTest(unittest.TestCase):
+    def test_empty_summarize_is_None(self):
+        track = analytics.Track()
+        _, result = track.summarize_and_reset('a')
+        self.assertEqual(None, result)
+
+    def test_can_get_sum_of_metric(self):
+        track = analytics.Track()
+        track.add_observation('b', 1)
+        track.add_observation('b', 2)
+
+        _, result = track.summarize_and_reset('b')
+        self.assertEqual(3, result)
+
+    def test_summarize_resets_metric(self):
+        track = analytics.Track()
+        track.add_observation('metric', 1)
+        track.add_observation('metric', 2)
+
+        track.summarize_and_reset('metric')
+        _, result = track.summarize_and_reset('metric')
+        self.assertEqual(None, result)

tests/unit/core/server/test_BlobRequestHandler.py

@@ -5,6 +5,7 @@ from twisted.internet import defer
 from twisted.test import proto_helpers
 from twisted.trial import unittest
 
+from lbrynet import analytics
 from lbrynet.core import Peer
 from lbrynet.core.server import BlobRequestHandler
 from lbrynet.core.PaymentRateManager import NegotiatedPaymentRateManager, BasePaymentRateManager
@@ -14,8 +15,10 @@ from tests.mocks import DummyBlobAvailabilityTracker
 class TestBlobRequestHandlerQueries(unittest.TestCase):
     def setUp(self):
         self.blob_manager = mock.Mock()
-        self.payment_rate_manager = NegotiatedPaymentRateManager(BasePaymentRateManager(0.001), DummyBlobAvailabilityTracker())
-        self.handler = BlobRequestHandler.BlobRequestHandler(self.blob_manager, None, self.payment_rate_manager)
+        self.payment_rate_manager = NegotiatedPaymentRateManager(
+            BasePaymentRateManager(0.001), DummyBlobAvailabilityTracker())
+        self.handler = BlobRequestHandler.BlobRequestHandler(
+            self.blob_manager, None, self.payment_rate_manager, None)
 
     def test_empty_response_when_empty_query(self):
         self.assertEqual({}, self.successResultOf(self.handler.handle_queries({})))
@@ -107,7 +110,7 @@ class TestBlobRequestHandlerQueries(unittest.TestCase):
 
 class TestBlobRequestHandlerSender(unittest.TestCase):
     def test_nothing_happens_if_not_currently_uploading(self):
-        handler = BlobRequestHandler.BlobRequestHandler(None, None, None)
+        handler = BlobRequestHandler.BlobRequestHandler(None, None, None, None)
         handler.currently_uploading = None
         deferred = handler.send_blob_if_requested(None)
         self.assertEqual(True, self.successResultOf(deferred))
@@ -116,7 +119,8 @@ class TestBlobRequestHandlerSender(unittest.TestCase):
         # TODO: also check that the expected payment values are set
         consumer = proto_helpers.StringTransport()
         test_file = StringIO.StringIO('test')
-        handler = BlobRequestHandler.BlobRequestHandler(None, None, None)
+        track = analytics.Track()
+        handler = BlobRequestHandler.BlobRequestHandler(None, None, None, track)
         handler.peer = mock.create_autospec(Peer.Peer)
         handler.currently_uploading = mock.Mock()
         handler.read_handle = test_file

tests/unit/core/test_ExchangeRateManager.py

@@ -1,9 +1,10 @@
-import mock
 from lbrynet.metadata import Fee
 from lbrynet.lbrynet_daemon import ExchangeRateManager
 
 from twisted.trial import unittest
 
+from tests import util
+
 
 class FeeFormatTest(unittest.TestCase):
     def test_fee_created_with_correct_inputs(self):
@@ -19,10 +20,7 @@ class FeeFormatTest(unittest.TestCase):
 
 class FeeTest(unittest.TestCase):
     def setUp(self):
-        patcher = mock.patch('time.time')
-        self.time = patcher.start()
-        self.time.return_value = 0
-        self.addCleanup(patcher.stop)
+        util.resetTime(self)
 
     def test_fee_converts_to_lbc(self):
         fee_dict = {
@@ -31,6 +29,10 @@ class FeeTest(unittest.TestCase):
                 'address': "bRcHraa8bYJZL7vkh5sNmGwPDERFUjGPP9"
             }
         }
-        rates = {'BTCLBC': {'spot': 3.0, 'ts': 2}, 'USDBTC': {'spot': 2.0, 'ts': 3}}
+        rates = {
+            'BTCLBC': {'spot': 3.0, 'ts': util.DEFAULT_ISO_TIME + 1},
+            'USDBTC': {'spot': 2.0, 'ts': util.DEFAULT_ISO_TIME + 2}
+        }
         manager = ExchangeRateManager.DummyExchangeRateManager(rates)
-        self.assertEqual(60.0, manager.to_lbc(fee_dict).amount)
+        result = manager.to_lbc(fee_dict).amount
+        self.assertEqual(60.0, result)

tests/util.py

@@ -0,0 +1,23 @@
+import datetime
+import time
+
+import mock
+
+
+DEFAULT_TIMESTAMP = datetime.datetime(2016, 1, 1)
+DEFAULT_ISO_TIME = time.mktime(DEFAULT_TIMESTAMP.timetuple())
+
+
+def resetTime(test_case, timestamp=DEFAULT_TIMESTAMP):
+    iso_time = time.mktime(timestamp.timetuple())
+    patcher = mock.patch('time.time')
+    patcher.start().return_value = iso_time
+    test_case.addCleanup(patcher.stop)
+
+    patcher = mock.patch('lbrynet.core.utils.now')
+    patcher.start().return_value = timestamp
+    test_case.addCleanup(patcher.stop)
+
+    patcher = mock.patch('lbrynet.core.utils.utcnow')
+    patcher.start().return_value = timestamp
+    test_case.addCleanup(patcher.stop)