[tor-bugs] #31385 [Circumvention/Snowflake]: Snowflake client fails after bootstrap

Tor Bug Tracker & Wiki blackhole at torproject.org
Sat Aug 10 14:37:26 UTC 2019


#31385: Snowflake client fails after bootstrap
-------------------------------------+---------------------------
 Reporter:  cypherpunks              |          Owner:  (none)
     Type:  defect                   |         Status:  closed
 Priority:  Medium                   |      Milestone:
Component:  Circumvention/Snowflake  |        Version:
 Severity:  Normal                   |     Resolution:  not a bug
 Keywords:                           |  Actual Points:
Parent ID:                           |         Points:
 Reviewer:                           |        Sponsor:
-------------------------------------+---------------------------

Comment (by cypherpunks):

 Here's what typically happens:

 {{{
 2019/08/10 [scrubbed] WebRTC: OnIceComplete
 2019/08/10 [scrubbed] Negotiating via BrokerChannel...
 Target URL:  snowflake-broker.azureedge.net
 Front URL:   ajax.aspnetcdn.com
 2019/08/10 [scrubbed] Buffered 543 bytes --> WebRTC
 2019/08/10 [scrubbed] Buffered 543 bytes --> WebRTC
 2019/08/10 [scrubbed] Buffered 1571 bytes --> WebRTC
 2019/08/10 [scrubbed] Buffered 543 bytes --> WebRTC
 2019/08/10 [scrubbed] Buffered 543 bytes --> WebRTC
 2019/08/10 [scrubbed] Buffered 543 bytes --> WebRTC
 2019/08/10 [scrubbed] Buffered 543 bytes --> WebRTC
 2019/08/10 [scrubbed] Buffered 543 bytes --> WebRTC
 2019/08/10 [scrubbed] Buffered 543 bytes --> WebRTC
 2019/08/10 [scrubbed] Buffered 543 bytes --> WebRTC
 2019/08/10 [scrubbed] Buffered 543 bytes --> WebRTC
 2019/08/10 [scrubbed] BrokerChannel Response:
 504 Gateway Timeout

 2019/08/10 [scrubbed] BrokerChannel Error: Unexpected error, no answer.
 2019/08/10 [scrubbed] Failed to retrieve answer. Retrying in 10 seconds
 2019/08/10 [scrubbed] Buffered 543 bytes --> WebRTC
 2019/08/10 [scrubbed] Buffered 543 bytes --> WebRTC
 2019/08/10 [scrubbed] Buffered 543 bytes --> WebRTC
 2019/08/10 [scrubbed] Buffered 543 bytes --> WebRTC
 2019/08/10 [scrubbed] Buffered 543 bytes --> WebRTC
 2019/08/10 [scrubbed] Buffered 543 bytes --> WebRTC
 2019/08/10 [scrubbed] Buffered 543 bytes --> WebRTC
 2019/08/10 [scrubbed] Buffered 1057 bytes --> WebRTC
 2019/08/10 [scrubbed] Buffered 543 bytes --> WebRTC
 2019/08/10 [scrubbed] Buffered 543 bytes --> WebRTC
 2019/08/10 [scrubbed] Buffered 543 bytes --> WebRTC
 2019/08/10 [scrubbed] Negotiating via BrokerChannel...
 Target URL:  snowflake-broker.azureedge.net
 Front URL:   ajax.aspnetcdn.com
 2019/08/10 [scrubbed] Buffered 543 bytes --> WebRTC
 2019/08/10 [scrubbed] Buffered 543 bytes --> WebRTC
 2019/08/10 [scrubbed] Buffered 543 bytes --> WebRTC
 2019/08/10 [scrubbed] Buffered 1057 bytes --> WebRTC
 2019/08/10 [scrubbed] Buffered 543 bytes --> WebRTC
 2019/08/10 [scrubbed] BrokerChannel Response:
 504 Gateway Timeout

 2019/08/10 [scrubbed] BrokerChannel Error: Unexpected error, no answer.
 2019/08/10 [scrubbed] Failed to retrieve answer. Retrying in 10 seconds
 }}}

--
Ticket URL: <https://trac.torproject.org/projects/tor/ticket/31385#comment:6>
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