[tor-bugs] #30509 [Circumvention/Snowflake]: snowflake-broker certificate fetch failing after update

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#30509: snowflake-broker certificate fetch failing after update
-------------------------------------+------------------------
 Reporter:  cohosh                   |          Owner:  (none)
     Type:  defect                   |         Status:  new
 Priority:  Immediate                |      Milestone:
Component:  Circumvention/Snowflake  |        Version:
 Severity:  Normal                   |     Resolution:
 Keywords:                           |  Actual Points:
Parent ID:                           |         Points:
 Reviewer:                           |        Sponsor:
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Comment (by cohosh):

 Looks like we're rate-limited:
 {{{
 2019/05/14 17:12:51 http: TLS handshake error from [scrubbed]: 429
 urn:acme:error:rateLimited: Error creating new cert [scrubbed] too man
 y certificates already issued for exact set of domains: snowflake-
 broker.bamsoftware.com: see https://letsencrypt.org/docs/rate-limits/
 2019/05/14 17:12:51 http: TLS handshake error from [scrubbed]:
 acme/autocert: missing certificate
 }}}

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Ticket URL: <https://trac.torproject.org/projects/tor/ticket/30509#comment:1>
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