Add baseurl as parameter to BwScan so that other URLs can be used.

bwscanner/measurement.py

@@ -20,7 +20,7 @@ class DownloadIncomplete(Exception):
 
 
 class BwScan(object):
-    def __init__(self, state, clock, measurement_dir, **kwargs):
+    def __init__(self, state, clock, measurement_dir, baseurl, **kwargs):
         """
         state: the txtorcon state object
         clock: this argument is normally the twisted global reactor object but
@@ -44,7 +44,7 @@ def __init__(self, state, clock, measurement_dir, **kwargs):
 
         self.tasks = []
         self.circuits = None
-        self.baseurl = 'https://bwauth.torproject.org/bwauth.torproject.org'
+        self.baseurl = baseurl
         self.bw_files = {
             64*1024: ("64M", "913b3c5df256d62235f955fa936e7a4e2d5e0cb6"),
             32*1024: ("32M", "a536076ef51c2cfff607fec2d362671e031d6b48"),

bwscanner/scanner.py

@@ -12,7 +12,7 @@
 
 
 BWSCAN_VERSION = '0.0.1'
-
+BASEURL = 'https://bwauth.torproject.org/bwauth.torproject.org'
 
 class ScanInstance(object):
     """
@@ -65,6 +65,10 @@ def cli(ctx, data_dir, loglevel, logfile, launch_tor, circuit_build_timeout):
 
 
 @cli.command(short_help="Measure the Tor relays.")
+# FIXME: when having a configuration file the default will be given by it.
+@click.option('--baseurl',
+              help='URL that provides the files to perform the measurements with',
+              default=BASEURL)
 @click.option('--partitions', '-p', default=1,
               help='Divide the set of relays into subsets. 1 by default.')
 @click.option('--current-partition', '-c', default=1,
@@ -75,7 +79,7 @@ def cli(ctx, data_dir, loglevel, logfile, launch_tor, circuit_build_timeout):
               help='Limit the number of simultaneous bandwidth measurements '
               '(default: %d).' % 10)
 @pass_scan
-def scan(scan, partitions, current_partition, timeout, request_limit):
+def scan(scan, baseurl, partitions, current_partition, timeout, request_limit):
     """
     Start a scan through each Tor relay to measure it's bandwidth.
     """
@@ -91,7 +95,7 @@ def rename_finished_scan(deferred):
         click.echo(deferred)
         os.rename(scan_data_dir, os.path.join(scan.measurement_dir, scan_time))
 
-    scan.tor_state.addCallback(BwScan, reactor, scan_data_dir,
+    scan.tor_state.addCallback(BwScan, reactor, scan_data_dir, baseurl,
                                request_timeout=timeout,
                                request_limit=request_limit,
                                partitions=partitions,

test/test_measurement.py

@@ -37,7 +37,7 @@ def render_GET(self, request):
     def test_scan_chutney(self):
         # check that each run is producing the same input set!
         self.tmp = mkdtemp()
-        scan = BwScan(self.tor_state, reactor, self.tmp)
+        scan = BwScan(self.tor_state, reactor, self.tmp, None)
         scan.baseurl = 'http://127.0.0.1:{}'.format(self.port)
 
         def check_all_routers_measured(measurement_dir):