commit 42e9abec3db730abff47983ad85f2398433d68b6 Author: Cecylia Bocovich cohosh@torproject.org Date: Thu Feb 11 15:30:10 2021 -0500

Update create_descriptors to make vanilla bridges --- scripts/create_descriptors | 21 ++++++++++++++------- 1 file changed, 14 insertions(+), 7 deletions(-)

diff --git a/scripts/create_descriptors b/scripts/create_descriptors index 60022db..17d3285 100755 --- a/scripts/create_descriptors +++ b/scripts/create_descriptors @@ -104,6 +104,9 @@ def get_transport_line(probing_resistant, addr, port): transports.append("scramblesuit 216.117.3.62:63174 " "password=ABCDEFGHIJKLMNOPQRSTUVWXYZ234567") else: + # Occasionally leave transports empty (vanilla bridges) + if random.randint(0, 1) > 0: + return "" transports.append("obfs2 %s:%s" % (addr, port-10)) transports.append("obfs3 %s:%s" % (addr, port-20))

@@ -216,12 +219,9 @@ def create_extrainfo_desc(server_desc, signing_key, probing_resistant):

ts = server_desc.published

- extrainfo_desc = RelayExtraInfoDescriptor.create({ + attributes = { "extra-info": "%s %s" % (server_desc.nickname, server_desc.fingerprint), - "transport": get_transport_line(probing_resistant, - server_desc.address, - server_desc.or_port), "write-history": "%s (900 s) 3188736,2226176,2866176" % ts, "read-history": "%s (900 s) 3891200,2483200,2698240" % ts, "dirreq-write-history": "%s (900 s) 1024,0,2048" % ts, @@ -238,11 +238,18 @@ def create_extrainfo_desc(server_desc, signing_key, probing_resistant): "bridge-stats-end": "%s (86400 s)" % ts, "bridge-ips": "ca=8", "bridge-ip-versions": "v4=8,v6=0", - "bridge-ip-transports": "<OR>=8", - }, signing_key=signing_key) + "bridge-ip-transports": "<OR>=8" + } + + transport = get_transport_line(probing_resistant, + server_desc.address, + server_desc.or_port)

- return extrainfo_desc + if transport: + attributes["transport"] = transport

+ return RelayExtraInfoDescriptor.create(attributes, + signing_key=signing_key)

def make_descriptors(count, num_probing_resistant): """