1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
|
Received: from sog-mx-4.v43.ch3.sourceforge.com ([172.29.43.194]
helo=mx.sourceforge.net)
by sfs-ml-1.v29.ch3.sourceforge.com with esmtp (Exim 4.76)
(envelope-from <luke@dashjr.org>) id 1XYHtC-0005VO-GA
for bitcoin-development@lists.sourceforge.net;
Sun, 28 Sep 2014 17:04:02 +0000
X-ACL-Warn:
Received: from zinan.dashjr.org ([192.3.11.21])
by sog-mx-4.v43.ch3.sourceforge.com with esmtp (Exim 4.76)
id 1XYHtB-0007BY-94 for bitcoin-development@lists.sourceforge.net;
Sun, 28 Sep 2014 17:04:02 +0000
Received: from ishibashi.localnet (unknown
[IPv6:2001:470:5:265:be5f:f4ff:febf:4f76])
(Authenticated sender: luke-jr)
by zinan.dashjr.org (Postfix) with ESMTPSA id 8371610836AE
for <bitcoin-development@lists.sourceforge.net>;
Sun, 28 Sep 2014 17:03:53 +0000 (UTC)
From: Luke Dashjr <luke@dashjr.org>
To: bitcoin-development@lists.sourceforge.net
Date: Sun, 28 Sep 2014 17:03:50 +0000
User-Agent: KMail/1.13.7 (Linux/3.15.5-gentoo; KDE/4.12.5; x86_64; ; )
References: <CACq0ZD4Ki=7Tba_2UhmuH-dPCbOnfXrJRcLPc+fP6Uur4FpG_A@mail.gmail.com>
<542778B0.7090202@thinlink.com>
<20140928051553.GB11287@savin.petertodd.org>
In-Reply-To: <20140928051553.GB11287@savin.petertodd.org>
X-PGP-Key-Fingerprint: E463 A93F 5F31 17EE DE6C 7316 BD02 9424 21F4 889F
X-PGP-Key-ID: BD02942421F4889F
X-PGP-Keyserver: hkp://pgp.mit.edu
MIME-Version: 1.0
Content-Type: Text/Plain;
charset="iso-8859-15"
Content-Transfer-Encoding: 7bit
Message-Id: <201409281703.51377.luke@dashjr.org>
X-Spam-Score: -0.6 (/)
X-Spam-Report: Spam Filtering performed by mx.sourceforge.net.
See http://spamassassin.org/tag/ for more details.
-0.6 RP_MATCHES_RCVD Envelope sender domain matches handover relay
domain
X-Headers-End: 1XYHtB-0007BY-94
Subject: Re: [Bitcoin-development] replace-by-fee v0.9.3 release
X-BeenThere: bitcoin-development@lists.sourceforge.net
X-Mailman-Version: 2.1.9
Precedence: list
List-Id: <bitcoin-development.lists.sourceforge.net>
List-Unsubscribe: <https://lists.sourceforge.net/lists/listinfo/bitcoin-development>,
<mailto:bitcoin-development-request@lists.sourceforge.net?subject=unsubscribe>
List-Archive: <http://sourceforge.net/mailarchive/forum.php?forum_name=bitcoin-development>
List-Post: <mailto:bitcoin-development@lists.sourceforge.net>
List-Help: <mailto:bitcoin-development-request@lists.sourceforge.net?subject=help>
List-Subscribe: <https://lists.sourceforge.net/lists/listinfo/bitcoin-development>,
<mailto:bitcoin-development-request@lists.sourceforge.net?subject=subscribe>
X-List-Received-Date: Sun, 28 Sep 2014 17:04:02 -0000
On Sunday, September 28, 2014 5:15:53 AM Peter Todd wrote:
> On Sat, Sep 27, 2014 at 07:55:44PM -0700, Tom Harding wrote:
> > On 9/25/2014 7:37 PM, Aaron Voisine wrote:
> > > Of course you wouldn't want nodes to propagate alerts without
> > > independently verifying them
> >
> > How would a node independently verify a double-spend alert, other than
> > by having access to an actual signed double-spend?
> >
> > #4570 relays the first double-spend AS an alert. Running this branch on
> > mainnet, I have been keeping a live list of relayed double-spend
> > transactions at http://respends.thinlink.com
>
> Speaking of, I ported my replace-by-fee branch the recent v0.9.3
> release: https://github.com/petertodd/bitcoin/tree/replace-by-fee-v0.9.3
>
> I actually ported it a few days ago; that release has been running on a
> half-dozen or so nodes right now for a few days with no issues.
>
> The v0.9.3 release's scriptSig size limit increase adds a new category
> of double-spending exploit. I'm not going to get time to add that
> exploit to my replace-by-fee toolkit(1) for at least another week or so
> though - pull-reqs accepted.
>
> 1) https://github.com/petertodd/replace-by-fee-tools
Do you have or can you provide a version compatible with CPFP, such that a
child paying a higher fee trumps the parent's replacement?
Preferably something that will merge cleanly into 0.9.x-ljr :)
Luke
|