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23 Received: by fifthhorseman.net (Postfix, from userid 1000)
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24 id 1250320000; Fri, 15 Jan 2016 11:26:01 -0800 (PST)
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25 From: Daniel Kahn Gillmor <dkg@fifthhorseman.net>
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26 To: notmuch@notmuchmail.org
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27 Subject: Re: Bug report: undeletable traces of ghosts in the notmuch database
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28 In-Reply-To: <87twmf7t8k.fsf@alice.fifthhorseman.net>
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29 References: <87twmf7t8k.fsf@alice.fifthhorseman.net>
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30 User-Agent: Notmuch/0.21+66~g8c19a9a (http://notmuchmail.org) Emacs/24.5.1
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31 (x86_64-pc-linux-gnu)
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32 Date: Fri, 15 Jan 2016 14:26:01 -0500
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33 Message-ID: <87y4bq63w6.fsf@alice.fifthhorseman.net>
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35 Content-Type: multipart/mixed; boundary="=-=-="
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39 List-Id: "Use and development of the notmuch mail system."
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40 <notmuch.notmuchmail.org>
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41 List-Unsubscribe: <https://notmuchmail.org/mailman/options/notmuch>,
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42 <mailto:notmuch-request@notmuchmail.org?subject=unsubscribe>
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51 Content-Type: text/plain
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53 On Thu 2016-01-14 16:20:59 -0500, Daniel Kahn Gillmor wrote:
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54 > This suggests that if i include a bogus message-id in my References:
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55 > list for any mail i send to a notmuch user, then access to their
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56 > database will let me tell whether they ever saw it or not, regardless of
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57 > whether they deleted the message.
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59 The script below demonstrates the problem.
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61 before the message is added and removed, delve -a shows:
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63 ----------------------
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64 All terms in database:
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65 ----------------------
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67 but afterward, it shows:
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69 ----------------------
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70 All terms in database: G0000000000000001 Qno-such-message@example.org Tghost XDDIRENTRY2:new XDIRECTORY XDIRECTORYnew
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71 ----------------------
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77 Content-Type: text/x-sh
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78 Content-Disposition: inline; filename=demonstrate-ghost-leak
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82 workdir="$(mktemp -d)"
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83 export NOTMUCH_CONFIG="${workdir}/.notmuch-config"
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84 mkdir -p "${workdir}"/messages/{cur,tmp,new}
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86 cat >$NOTMUCH_CONFIG <<EOF
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88 path=$workdir/messages
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92 delve -a $workdir/messages/.notmuch/xapian
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94 cat >"${workdir}"/messages/new/test-message.eml <<EOF
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95 From: alice@example.org
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97 Date: Fri, 15 Jan 2016 14:16:46 -0500
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98 Subject: a test message
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99 References: <no-such-message@example.org>
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100 Message-ID: <12345@example.org>
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101 Content-Type: text/plain
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103 This is a test message
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107 delve -a $workdir/messages/.notmuch/xapian
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109 rm -f "${workdir}"/messages/new/test-message.eml
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112 delve -a $workdir/messages/.notmuch/xapian
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