Macports tor broken?

2011-02-11 Thread Jerzy Łogiewa
Updated my ports and see this:

dyld: Library not loaded: /opt/local/lib/libevent-1.4.2.dylib
  Referenced from: /opt/local/bin/./tor
  Reason: image not found
Trace/BPT trap

--
Jerzy Łogiewa -- jerz...@interia.eu



Jedz ile chcesz i chudnij!
Sprawdź  http://linkint.pl/f2904

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Re: Is gatereloaded a Bad Exit?

2011-02-11 Thread John Case


Hello Gregory,

On Fri, 11 Feb 2011, Gregory Maxwell wrote:


As far as I can tell this is a completely spurious strawman argument.

Where is this person with a legitimate reason why they can allow :80
and not :443? What is their reason?



I am trying to suggest two things here:

1) We cannot know the answer to this (what is their reason, what is their 
scenario, what is their threat model)


2) There are uses of ToR, and roles that ToR plays, that are very, very 
different than the official, accepted use model.


So let me back up one step here and state some things that I am sorry are 
not obvious:


- you have no idea what kind of things run over ports like 21, 23, 80, and 
110.  I know what _I_ use them for, and you know what _you_ use them for, 
and we know what's in /etc/services, but you are forgetting that anything 
can run over a TCP port.


- you have no idea what particular network activity, or services provided, 
is considered suspicious in a particular setting.  _I_ can run services on 
arbitrary ports and so can you, and so can most anybody, but you are 
forgetting that there are threat models wherein this is not the case.


- you have no idea what type of overall architecture someone has fit their 
ToR use into.  _I_ use ToR in the typical, accepted fashion, and so does 
most everyone else, but perhaps ToR is used as simply one component, and 
maybe not even the most important component, of a larger network 
architecture.


- you have no idea what the overall goal of sending and receiving traffic 
on the ToR network is for a person or group.  _I_ use it like you do, to 
perform normal Internet functions anonymously - but others may have very 
different needs, ranging from simple traffic generation to plausible 
deniability.


What frustrates me so much about this whole conversation is that the above 
items (and we could all come up with many more) are true in general, but 
are never more true than they are related to ToR.  Further, since we're 
all technical people here, it should be second nature to us that the POWER 
of an open system are the arbitrary combinations that arise from a simple, 
unrestrictive ruleset.  There are a small number of easily identifiable 
cons to letting an exit run like this, and there are an unlimited number 
of unknown pros to letting an exit run like this.  You should know this.




If anyone was showing up expressing this as a serious constraint with
a legitimate cause, then it might be reasonable to reconsider.
Certainly if there were many of them.



I am suggesting fringe, and possibly temporary use cases that imply actors 
that probably aren't going to pop in to talk shop.  I'll say it again:


There are a small number of easily identifiable cons to letting an exit 
run like this, and there are an unlimited number of unknown pros to 
letting an exit run like this.  You should know this.




Tor already has a great many tweaks and heuristics. Why are you not
complaining about the exit load-balancing heuristic that denies the
exit flag to nodes which don't exit to at least a /8 of several
important ports?  It impacts a great many more nodes.  Or why not
complain about the countermeasures against one hop usage that make
nodes seizure targets and takes an unfair share of the bandwidth?



Forgive me, but this is a near-perfect example of a straw man logical 
fallacy.  My not protesting these other items (which I may or may not 
support) does not suggest that my above argument is faulty.




Will this contingent next be advocating not blacklisting exits known
to insert malware or advertisements in the traffic because without
this activity the exit operator can not afford to keep their exit
going?

If running an exit is somehow so imposing on someone that they feel
the need to impose bizarre (even inexplicable) restrictions on its
behaviour then they really should be helping the tor network in some
other way — by running a bridge or a regular middle node. Or finding
something else to do with their scarce resources.  Tor needs people's
help, sure, but it doesn't demand their blood. Why not let the rich
white people in the north that you seem to have so much disdain for
take a larger part of the exit burden?



Again, you are limiting your view to free people who are donating 
resources for the world.  Yes, that is how I am involved in ToR, and how 
you are involved in ToR, but you completely discount the people running 
ToR nodes on the other side of the sword, so to speak.  They're not in it 
for you and me, and they're not in it for the EFF - they have an immediate 
communications need that has both purpose and constraints that you and I 
cannot imagine.





I personally run a node with an oddball exit policy (well, it's down
at the moment due to a hardware failure). I wouldn't have any issue
explaining the exit policy to someone who asked. (basically I have a
node that exists to a collection of hand selected 'read only'
websites, plus tcp dns to some dns 

Re: Macports tor broken?

2011-02-11 Thread Nicolas Pouillard
On Fri, 11 Feb 2011 11:25:51 +0100, Jerzy Łogiewa jerz...@interia.eu wrote:
 Updated my ports and see this:

Maybe you can give a try to the Homebrew [1] package manager.

[1]: http://mxcl.github.com/homebrew/

-- 
Nicolas Pouillard
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Yet another UDP / DNS quiestion...

2011-02-11 Thread Tomasz Moskal

I feel that I should explain something before I start asking any
questions so here we go: I'm a fresh convert to Linux (barely few week
on Ubuntu!) and as much as I'm fascinated by the matters relating to
networking, security and anonymity in equal measure I'm intimidated by
them. I don't posses any deep knowledge of those topics, I still barely
can handle the basics. But with the wealth of knowledge out there and a
healthy dose of experimentation I intend to change this. So if my
questions are naive (or plainly stupid) please bear in mind that I'm new
here. And now for what is bordering me...

I was reading Transparently Routing Traffic Through Tor
https://trac.torproject.org/projects/tor/wiki/TheOnionRouter/TransparentProxy 
and although I don't need to run Tor as transparent proxy I like the idea of 
routing the UDP/DNS requests to localhost. If I will reroute all those requests 
with iptables to the port on which Tor is listening I should have no problems 
with DNS leaking, right? That should do the trick then:

1. torrc 

DNSPort 53
DNSListenAddress 127.0.0.1

2. resolv.conf

nameserver 127.0.0.1

3. iptables 

iptables -t nat -A OUTPUT -o lo -j RETURN
iptables -t nat -A OUTPUT -m owner --uid-owner $TOR_UID -j RETURN
iptables -t nat -A OUTPUT -p udp --dport 53 -j REDIRECT --to-ports 53
iptables -t nat -A PREROUTING -i $INT_IF -p udp --dport 53 -j REDIRECT
--to-ports 53
iptables -A OUTPUT -m state --state ESTABLISHED,RELATED -j ACCEPT
iptables -A OUTPUT -m owner --uid-owner $TOR_UID -j ACCEPT
iptables -A OUTPUT -j REJECT

I'm not an expert regarding iptables and 'man iptables' is *very*
frightening for someone who barely slides on the surface of all this.
From steep three above I sort of understand purpose of rules three and
four but rest of them... Are they needed in this example or they can be
safely omitted? If in fact they are required for this set-up to work
what is their purpose? I will of course replace $INT_IF and $TOR_UID
with required values.


-- 
Tomasz Moskal ramshackle.industr...@gmail.com
Encrypted mail preferred. Key ID: 2C323C82




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Re: Is gatereloaded a Bad Exit?

2011-02-11 Thread Geoff Down


On Fri, 11 Feb 2011 17:44 +, John Case c...@sdf.lonestar.org
wrote:
 
 There are a small number of easily identifiable cons to letting an exit 
 run like this, and there are an unlimited number of unknown pros to 
 letting an exit run like this.  You should know this.

 Leaving aside the original question of whether to BadExit GateReloaded,
 I'm afraid this argument is without merit.
A rational decision can only be made on the basis of that for which you
have evidence. There will always be an infinite number of things for
which you have no evidence, but which you can imagine. Your argument
appears to be equivalent to Pascal's argument for worshipping God -
which has always been open to the rejoinder which god, worshipped
how?.
 Until you can quantify the pros, it is only rational to behave on the
 basis of the quantifiable cons.
GD

-- 
http://www.fastmail.fm - Does exactly what it says on the tin

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Problem with downloading attachments in torbrowser for osx

2011-02-11 Thread M
Hey guys,

I thought i would bring this to the attention of those concerned in case
they already did not know. I am still unable to download any attachments,
whether yahoo or gmail, when running tor. The message which appears is

 [JavaScript Application]

Torbutton blocked direct Tor load of plugin content.

Use Save-As instead.


This is a real pain and i was hoping it would be fixed with the update, but
alas


Also, the same message appears sometimes on normal pages, such as when you
fill forms, or just loading pages like:
http://groups.yahoo.com/group/X-clusive_Stuffs


Please try to fix this issue in the next update... its a real pain!!!


Re: Problem with downloading attachments in torbrowser for osx

2011-02-11 Thread Roger Dingledine
On Sat, Feb 12, 2011 at 05:08:17AM +, M wrote:
 I thought i would bring this to the attention of those concerned in case
 they already did not know. I am still unable to download any attachments,
 whether yahoo or gmail, when running tor. The message which appears is
 
  [JavaScript Application]
 
 Torbutton blocked direct Tor load of plugin content.
 
 Use Save-As instead.

Have you tried using Save-As instead?

 This is a real pain and i was hoping it would be fixed with the update, but
 alas

I believe the trouble is that Firefox doesn't make it easy for extensions
to tell if the website is trying to get you to run an external application
vs just trying to give you a file to download.

But I'll turn the question around on you: which trac entry on
https://trac.torproject.org/projects/tor/report/14
did you report your issue on? If it's not on the bugtracker it's nowhere.

--Roger

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Re: Problem with downloading attachments in torbrowser for osx

2011-02-11 Thread krishna e bera
Bugs tend to get fixed faster and/or more efficiently 
when they are entered into the bug tracking system.
I copied this email into a new one at
https://trac.torproject.org/projects/tor/ticket/2542

It would be helpful if you can add information such as your
- Operating system version
- Tor version
- Polipo or Privoxy version
- Torbutton version
- Firefox version
- Torbrowser or Vidalia bundle version.

and does it work if you use Save As instead?



On Sat, Feb 12, 2011 at 05:08:17AM +, M wrote:
 Hey guys,
 
 I thought i would bring this to the attention of those concerned in case they
 already did not know. I am still unable to download any attachments, whether
 yahoo or gmail, when running tor. The message which appears is
 
  [JavaScript Application]
 
 Torbutton blocked direct Tor load of plugin content.
 
 Use Save-As instead.
 
 
 This is a real pain and i was hoping it would be fixed with the update, but
 alas
 
 
 Also, the same message appears sometimes on normal pages, such as when you 
 fill
 forms, or just loading pages like: http://groups.yahoo.com/group/
 X-clusive_Stuffs
 
 
 Please try to fix this issue in the next update... its a real pain!!!
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Re: Problem with downloading attachments in torbrowser for osx

2011-02-11 Thread M
On Sat, Feb 12, 2011 at 5:51 AM, Roger Dingledine a...@mit.edu wrote:

 On Sat, Feb 12, 2011 at 05:08:17AM +, M wrote:
  I thought i would bring this to the attention of those concerned in case
  they already did not know. I am still unable to download any attachments,
  whether yahoo or gmail, when running tor. The message which appears is
 
   [JavaScript Application]
 
  Torbutton blocked direct Tor load of plugin content.
 
  Use Save-As instead.

 Have you tried using Save-As instead?



'Save as' does not work with attachments...



  This is a real pain and i was hoping it would be fixed with the update,
 but
  alas

 I believe the trouble is that Firefox doesn't make it easy for extensions
 to tell if the website is trying to get you to run an external application
 vs just trying to give you a file to download.


I forgot to mention that when i try to download attachments with an .odt or
docx extension.. it works fine...every time. hmm However, .doc, and .rar
and other common extensions (as far as the ones i have tried) don't work.





 But I'll turn the question around on you: which trac entry on
 https://trac.torproject.org/projects/tor/report/14


Cant access # 14. link shows the same error message :(


 did you report your issue on? If it's not on the bugtracker it's nowhere.



ok.. didnt know.


Re: Problem with downloading attachments in torbrowser for osx

2011-02-11 Thread M
On Sat, Feb 12, 2011 at 5:57 AM, krishna e bera k...@cyblings.on.ca wrote:

 Bugs tend to get fixed faster and/or more efficiently
 when they are entered into the bug tracking system.
 I copied this email into a new one at
 https://trac.torproject.org/projects/tor/ticket/2542


thanks



 It would be helpful if you can add information such as your
 - Operating system version
 - Tor version
 - Polipo or Privoxy version
 - Torbutton version
 - Firefox version
 - Torbrowser or Vidalia bundle version.


ok



 and does it work if you use Save As instead?


cant save as with attachments...

 And what about this (and also the link provided by Roger:
https://trac.torproject.org/projects/tor/report/14???


 
  Also, the same message appears sometimes on normal pages, such as when
 you fill
  forms, or just loading pages like:
 http://groups.yahoo.com/group/X-clusive_Stuffs



Re: Is gatereloaded a Bad Exit?

2011-02-11 Thread Scott Bennett
 On Mon, 31 Jan 2011 11:30:20 -0500 Andrew Lewman and...@torproject.org
wrote:
In my opinion, judging a relay based on exit policy is a slippery slope
we don't want to go down.  We never claim to make using Tor alone safer
than using the Internet at large.  Whether the creep is at Starbucks
sniffing the wifi or running a relay is irrelevant to me.  Encouraging
people to use encrypted communications, the https everywhere firefox
extension, and learn to be more secure online are some of our goals.
The Tor Browser Bundle, while still a work in progress, is the best way
to protect novice users and get them safer than they are without Tor.

I personally run encrypted services on unencrypted ports, like 25, 80,
143, 110, etc.  It's just a port number and only convention says port
80 has to be for http only.  

If people start doing deep packet inspection to enforce 80 is really
http or running filters in some misguided attempt to block bad
things through Tor, then those are reasons to 'badexit' relays.  There
are some obvious ways we can detect traffic manipulation through Tor
relays.  Today, we do detect them and badexit those relays.

If we're going to start censoring Tor exits based on impressions, we
might as well start blocking Tor relays that are rumoured to be run by
national intelligence agencies, criminal organizations, martians, and
other people we might not like.  In fact, we might as well go back to
the original model of every Tor relay operator has met and gained
Roger's trust. 

I want a diverse set of Tor relays. If people don't want to trust
relays based on whatever heuristics they want to use, great, use
ExcludeNodes in your torrc.  Don't punish everyone based on rumors and
impressions.

 Hear, hear!  Thank you, Andrew, for putting it so clearly in accord
with previously posted policy statements by the tor development team,
both on the tor lists and on the tor project's web site.  I don't know
what triggered Mike's dictatorial moment, but I hope he comes to his
senses quickly (if he hasn't already; I confess I'm hundreds of messages
behind in my email at present).
 Your remark about the Roger trusts 'em model does still seem to
apply to the assignment of Authority flags.  Given the current directory
protocol(s) and distribution structure, I'm fine with that arrangement for
the time being for Authority flagging, but not for BadExit flagging for
the reasons you posted, as well as a few posted by others, including myself.


  Scott Bennett, Comm. ASMELG, CFIAG
**
* Internet:   bennett at cs.niu.edu  *
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* objection to the introduction of that bane of all free governments *
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Re: Problem with downloading attachments in torbrowser for osx

2011-02-11 Thread M
On Sat, Feb 12, 2011 at 7:40 AM, M moeedsa...@gmail.com wrote:



 On Sat, Feb 12, 2011 at 6:48 AM, krishna e bera k...@cyblings.on.cawrote:

 On Sat, Feb 12, 2011 at 06:23:12AM +, M wrote:
  On Sat, Feb 12, 2011 at 5:57 AM, krishna e bera k...@cyblings.on.ca
 wrote:
   And what about this (and also the link provided by Roger: https://
  trac.torproject.org/projects/tor/report/14???

 That is good for checking what are the active bug reports
 so that you do not duplicate an existing bug
 or you might find a workaround for the issue.
 When i searched i found two possibly related bugs
 which i entered into the ticket i created for the case.


 What i meant was that when i click that link or manully paste it into the
 browser, i get the same save as error, as with the yahoogroups link i
 provided.

 Thus my point is that is it not only a download bug, but also happens with
 some pages...