tor-commits March 2017

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1183 discussions

[tor/master] Merge branch 'keccak-load-faster'
by nickm＠torproject.org 14 Mar '17

14 Mar '17

commit 31c9bdadbe3ac4d2b7aa8d8036ccf10643b986f8 Merge: 8083e7c 9014dc1 Author: Nick Mathewson <nickm(a)torproject.org> Date: Tue Mar 14 19:47:38 2017 -0400 Merge branch 'keccak-load-faster' changes/faster-keccak | 4 ++ src/ext/byteorder.h | 67 ++++++++++++++++++++++++++++++ src/ext/csiphash.c | 36 +--------------- src/ext/include.am | 1 + src/ext/keccak-tiny/keccak-tiny-unrolled.c | 19 +++------ 5 files changed, 79 insertions(+), 48 deletions(-)

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[tor/master] Note that bandwidth-limit options only affect TCP data.
by nickm＠torproject.org 14 Mar '17

14 Mar '17

commit 8083e7c80bb2efb659207e9ce827a42552dc901c Author: Nick Mathewson <nickm(a)torproject.org> Date: Tue Mar 14 19:46:57 2017 -0400 Note that bandwidth-limit options only affect TCP data. --- changes/bug17170 | 3 +++ doc/tor.1.txt | 3 +++ 2 files changed, 6 insertions(+) diff --git a/changes/bug17170 b/changes/bug17170 new file mode 100644 index 0000000..24a9b94 --- /dev/null +++ b/changes/bug17170 @@ -0,0 +1,3 @@ + o Documentation: + - Note that bandwidth-limiting options don't affect TCP headers or DNS. + Closes ticket 17170. diff --git a/doc/tor.1.txt b/doc/tor.1.txt index 1665cfe..2f8d7bd 100644 --- a/doc/tor.1.txt +++ b/doc/tor.1.txt @@ -185,6 +185,9 @@ GENERAL OPTIONS course, more is better; we recommend at least 250 KBytes (2 mbits) if possible. (Default: 1 GByte) + + + Note that this option, and other bandwidth-limiting options, apply to TCP + data only: They do not count TCP headers or DNS traffic. + + + With this option, and in other options that take arguments in bytes, KBytes, and so on, other formats are also supported. Notably, "KBytes" can also be written as "kilobytes" or "kb"; "MBytes" can be written as

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[translation/tails-misc] Update translations for tails-misc
by translation＠torproject.org 14 Mar '17

14 Mar '17

commit bb0263ff086b43d8a642e5ed2c241e02abd1a751 Author: Translation commit bot <translation(a)torproject.org> Date: Tue Mar 14 23:46:13 2017 +0000 Update translations for tails-misc --- sv.po | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-) diff --git a/sv.po b/sv.po index 9cdbff7..eb7c7d5 100644 --- a/sv.po +++ b/sv.po @@ -8,6 +8,7 @@ # Emil Johansson <emil.a.johansson(a)gmail.com>, 2015 # Filip Nyquist <fillerix(a)fillerix.se>, 2015 # Gabor Sebastiani, 2014 +# Henrik Mattsson-Mårn <h(a)reglage.net>, 2017 # falk3n <johan.falkenstrom(a)gmail.com>, 2014 # pilino1234 <mhilgendrf(a)aol.com>, 2016 # Michael Cavén, 2014 @@ -20,8 +21,8 @@ msgstr "" "Project-Id-Version: The Tor Project\n" "Report-Msgid-Bugs-To: \n" "POT-Creation-Date: 2017-03-06 12:07+0100\n" -"PO-Revision-Date: 2017-03-07 09:32+0000\n" -"Last-Translator: carolyn <carolyn(a)anhalt.org>\n" +"PO-Revision-Date: 2017-03-14 23:35+0000\n" +"Last-Translator: Henrik Mattsson-Mårn <h(a)reglage.net>\n" "Language-Team: Swedish (http://www.transifex.com/otf/torproject/language/sv/)\n" "MIME-Version: 1.0\n" "Content-Type: text/plain; charset=UTF-8\n" @@ -109,11 +110,11 @@ msgstr "Stäng av" #: config/chroot_local-includes/usr/local/lib/tails-32-bit-notify-user:59 msgid "Warning: Tails 3.0 won't work on this computer!" -msgstr "" +msgstr "Varning: Tails 3.0 kommer inte att fungera på denna dator!" #: config/chroot_local-includes/usr/local/lib/tails-32-bit-notify-user:60 msgid "Tails 3.0 will require a 64-bit processor." -msgstr "" +msgstr "Tails 3.0 kommer kräva en 64-bitars processor." #: config/chroot_local-includes/usr/local/lib/tails-32-bit-notify-user:63 #: config/chroot_local-includes/usr/local/lib/tails-i2p-removal-notify-user:59

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[support-portal/master] More wording changes
by colin＠torproject.org 14 Mar '17

14 Mar '17

commit 9e414ba46ca82aac3194fb38dd085a9ca6f33485 Author: Colin Childs <colin(a)torproject.org> Date: Tue Mar 14 16:38:55 2017 -0500 More wording changes --- plain/torbrowserfaq.txt | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/plain/torbrowserfaq.txt b/plain/torbrowserfaq.txt index 334386e..71e6058 100644 --- a/plain/torbrowserfaq.txt +++ b/plain/torbrowserfaq.txt @@ -86,7 +86,7 @@ Settings”, then “Copy Tor Log To Clipboard”. Q. Why is the Tor Browser slower than my other browsers? -A. Using Tor / the Tor Browser can sometimes be slower than directly connecting to services. This is due to your traffic being routed through 3 (or more if using onion services) relays around the world, before going to your destination. The Tor network has over a million daily users, and just over 6000 relays to route all of their traffic. The geographical distance and the load on each server make Tor a bit slower than what you may be used to. +A. Using Tor / the Tor Browser can sometimes be slower than directly connecting to services. The difference in speed is due to your traffic being routed through 3 (or more if using onion services) relays around the world, before going to your destination. The Tor network has over a million daily users, and just over 6000 relays to route all of their traffic. The geographical distance and the load on each server make Tor a bit slower than what you may be used to. However, the Tor network has become much faster over the last few years and this may not be noticable for many types of uses.

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[support-portal/master] Fixing entry based on feedback
by colin＠torproject.org 14 Mar '17

14 Mar '17

commit 6f58aba179fce168edb0465fa213cc9a2ff10431 Author: Colin Childs <colin(a)torproject.org> Date: Tue Mar 14 16:34:23 2017 -0500 Fixing entry based on feedback --- plain/torbrowserfaq.txt | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/plain/torbrowserfaq.txt b/plain/torbrowserfaq.txt index 36dba8e..334386e 100644 --- a/plain/torbrowserfaq.txt +++ b/plain/torbrowserfaq.txt @@ -86,5 +86,7 @@ Settings”, then “Copy Tor Log To Clipboard”. Q. Why is the Tor Browser slower than my other browsers? -A. Using Tor / the Tor Browser can sometimes be slower than directly connecting to services. This is due to your traffic being routed through 3 (or more if using onion services) relays around the world, before going to your destination. However, the Tor network has become much faster over the last few years and this may not be noticable for many types of uses. +A. Using Tor / the Tor Browser can sometimes be slower than directly connecting to services. This is due to your traffic being routed through 3 (or more if using onion services) relays around the world, before going to your destination. The Tor network has over a million daily users, and just over 6000 relays to route all of their traffic. The geographical distance and the load on each server make Tor a bit slower than what you may be used to. + +However, the Tor network has become much faster over the last few years and this may not be noticable for many types of uses.

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[support-portal/master] Pushing Phoul's first set of Tor Browser FAQ entries
by colin＠torproject.org 14 Mar '17

14 Mar '17

commit 4604478dcf5cdbba087c193c2171fc8985c20c24 Author: Colin Childs <colin(a)torproject.org> Date: Tue Mar 14 15:59:55 2017 -0500 Pushing Phoul's first set of Tor Browser FAQ entries --- plain/torbrowserfaq.txt | 30 ++++++++++++++++++++++++++++++ 1 file changed, 30 insertions(+) diff --git a/plain/torbrowserfaq.txt b/plain/torbrowserfaq.txt index 8a14b4c..36dba8e 100644 --- a/plain/torbrowserfaq.txt +++ b/plain/torbrowserfaq.txt @@ -56,5 +56,35 @@ Q. Can I install a new add-on or extension in Tor Browser, like AdBlock Plus or A.It's strongly discouraged to install new add-ons in Tor Browser, because they can compromise both your privacy and your security. Plus, Tor Browser already comes installed with two add-ons - HTTPS Everywhere and NoScript -- which give you a lot of added protection. +Q. Can I pick which country I'm exiting from? +A. Modifying the way that Tor creates its circuits is strongly discouraged. You get the best security that Tor can provide when you leave the route selection to Tor; overriding the entry / exit nodes can compromise your anonymity. + +Q. Is there support for *BSD? + +A. Sorry, but there is currently no official support for running the Tor Browser on *BSD. + +Q. Where can I get bridges? + +A. https://tb-manual.torproject.org/en-US/bridges.html + +Q. Tor Browser's message log says my clock is wrong and wont connect + +A. Please make sure your system clock and timezone are set accurately. This error appears when the clock has drifted further than Tor is comfortable with. + +Q. How do I view the Tor Browser message log? + +A. +* click the button labelled “Copy Tor Log To Clipboard” that appears in +the dialog window while Tor Browser is connecting to the network. + +or + +* if Tor Browser is already open, click on the Torbutton icon (the +small green onion at the top-left of the screen), then “Open Network +Settings”, then “Copy Tor Log To Clipboard”. + +Q. Why is the Tor Browser slower than my other browsers? + +A. Using Tor / the Tor Browser can sometimes be slower than directly connecting to services. This is due to your traffic being routed through 3 (or more if using onion services) relays around the world, before going to your destination. However, the Tor network has become much faster over the last few years and this may not be noticable for many types of uses.

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[tor/master] Log more info when a service descriptor has the wrong number of intro points
by nickm＠torproject.org 14 Mar '17

14 Mar '17

commit c99d0e742adbe878d8126a49573e83462a61742e Author: teor <teor2345(a)gmail.com> Date: Sat Mar 4 22:44:21 2017 +1100 Log more info when a service descriptor has the wrong number of intro points Depends on 21598, part of 21622. --- src/or/rendservice.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/src/or/rendservice.c b/src/or/rendservice.c index 8f978d0..2b7c6bf 100644 --- a/src/or/rendservice.c +++ b/src/or/rendservice.c @@ -1134,7 +1134,8 @@ rend_service_update_descriptor(rend_service_t *service) "descriptor was updated with %d instead.", service->service_id, service->n_intro_points_wanted, have_intro); - rend_service_dump_stats(severity); + /* Now log an informative message about how we might have got here. */ + rend_log_intro_limit(service, severity); } }

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[tor/master] Changes file for feature 21622
by nickm＠torproject.org 14 Mar '17

14 Mar '17

commit f1dd64bb00d4c755a9045e08a2a354fd453b79c8 Author: teor <teor2345(a)gmail.com> Date: Sat Mar 4 22:57:13 2017 +1100 Changes file for feature 21622 --- changes/feature21622 | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/changes/feature21622 b/changes/feature21622 new file mode 100644 index 0000000..163b90b --- /dev/null +++ b/changes/feature21622 @@ -0,0 +1,8 @@ + o Minor feature (hidden services): + - Log a message when a hidden service reaches its introduction point + circuit limit, and when that limit is reset. + Follow up to ticket 21594, closes ticket 21622. + - Add more information to the message logged when a hidden service + descriptor has fewer introduction points than specified in + HiddenServiceNumIntroductionPoints. + Follow up to tickets 21598 and 21599, closes ticket 21622.

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[tor/master] Log info about intro point limits when they are reached and reset
by nickm＠torproject.org 14 Mar '17

14 Mar '17

commit c34411d9cb1c264ad5ccc149ea07f1fdc826010a Author: teor <teor2345(a)gmail.com> Date: Sat Mar 4 22:46:19 2017 +1100 Log info about intro point limits when they are reached and reset Depends on 21594, part of 21622. --- src/or/rendservice.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/src/or/rendservice.c b/src/or/rendservice.c index 2b7c6bf..82e3137 100644 --- a/src/or/rendservice.c +++ b/src/or/rendservice.c @@ -4136,8 +4136,12 @@ rend_consider_services_intro_points(void) /* This retry period is important here so we don't stress circuit * creation. */ + if (now > service->intro_period_started + INTRO_CIRC_RETRY_PERIOD) { - /* One period has elapsed; we can try building circuits again. */ + /* One period has elapsed: + * - if we stopped, we can try building circuits again, + * - if we haven't, we reset the circuit creation counts. */ + rend_log_intro_limit(service, LOG_INFO); service->intro_period_started = now; service->n_intro_circuits_launched = 0; } else if (service->n_intro_circuits_launched >= @@ -4145,6 +4149,7 @@ rend_consider_services_intro_points(void) service->n_intro_points_wanted)) { /* We have failed too many times in this period; wait for the next * one before we try to initiate any more connections. */ + rend_log_intro_limit(service, LOG_WARN); continue; }

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[tor/master] Create function to log service introduction point creation limits
by nickm＠torproject.org 14 Mar '17

14 Mar '17

commit d0927b664602a68844b4a91e10af6d6350048397 Author: teor <teor2345(a)gmail.com> Date: Sat Mar 4 22:42:59 2017 +1100 Create function to log service introduction point creation limits Depends on 21594, part of 21622. (Resolved merge conflict in static function declarations. --- src/or/rendservice.c | 40 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 40 insertions(+) diff --git a/src/or/rendservice.c b/src/or/rendservice.c index eeccd43..8f978d0 100644 --- a/src/or/rendservice.c +++ b/src/or/rendservice.c @@ -83,6 +83,7 @@ static const smartlist_t* rend_get_service_list( const smartlist_t* substitute_service_list); static smartlist_t* rend_get_service_list_mutable( smartlist_t* substitute_service_list); +static int rend_max_intro_circs_per_period(unsigned int n_intro_points_wanted); /** Represents the mapping from a virtual port of a rendezvous service to * a real port on some IP. @@ -1025,6 +1026,45 @@ rend_service_del_ephemeral(const char *service_id) return 0; } +/* There can be 1 second's delay due to second_elapsed_callback, and perhaps + * another few seconds due to blocking calls. */ +#define INTRO_CIRC_RETRY_PERIOD_SLOP 10 + +/** Log information about the intro point creation rate and current intro + * points for service, upgrading the log level from min_severity to warn if + * we have stopped launching new intro point circuits. */ +static void +rend_log_intro_limit(const rend_service_t *service, int min_severity) +{ + int exceeded_limit = (service->n_intro_circuits_launched >= + rend_max_intro_circs_per_period( + service->n_intro_points_wanted)); + int severity = min_severity; + /* We stopped creating circuits */ + if (exceeded_limit) { + severity = LOG_WARN; + } + time_t intro_period_elapsed = time(NULL) - service->intro_period_started; + tor_assert_nonfatal(intro_period_elapsed >= 0); + /* We delayed resuming circuits longer than expected */ + int exceeded_elapsed = (intro_period_elapsed > INTRO_CIRC_RETRY_PERIOD + + INTRO_CIRC_RETRY_PERIOD_SLOP); + if (exceeded_elapsed) { + severity = LOG_WARN; + } + log_fn(severity, LD_REND, "Hidden service %s %s %d intro points in the last " + "%d seconds%s. Intro circuit launches are limited to %d per %d " + "seconds.", + service->service_id, + exceeded_limit ? "exceeded launch limit with" : "launched", + service->n_intro_circuits_launched, + (int)intro_period_elapsed, + exceeded_elapsed ? " (delayed)" : "", + rend_max_intro_circs_per_period(service->n_intro_points_wanted), + INTRO_CIRC_RETRY_PERIOD); + rend_service_dump_stats(severity); +} + /** Replace the old value of <b>service</b>-\>desc with one that reflects * the other fields in service. */

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tor-commits March 2017