Hi,

I am currently trying to develop a milter for Postfix. I need all headers from 
a mail. Unfortunately I found out that always the very first header of an 
earlier milter is not visible in my milter.

I run:

amavis, opendkim, …, my_milter

I am interested in header fields created by amavis.

I show yout the mail that arrives:

Return-Path: <c...@sys4.de>
Delivered-To: <de10...@srvint.net>
Received: from mx0.roessner-net.de
        by mail.roessner-net.de (Dovecot) with LMTP id ikj+LYDculN2fwAALLcv9g
        for <de10...@srvint.net>; Mon, 07 Jul 2014 19:44:34 +0200
X-Spam-Flag: NO
DMARC-Filter: OpenDMARC Filter v1.2.0 mx0.roessner-net.de 3h6Z0c5VYWzGp10
Authentication-Results: mx0.roessner-net.de; dmarc=none header.from=sys4.de
DKIM-Filter: OpenDKIM Filter v2.9.2 mx0.roessner-net.de 3h6Z0c5VYWzGp10
Authentication-Results: mx0.roessner-net.de;
        dkim=pass (2048-bit key; secure) header.d=sys4.de header.i=@sys4.de 
header.b=Yb+if1UH;
        dkim-adsp=pass; dkim-atps=neutral
Authentication-Results: mx0.roessner-net.de; spf=pass 
smtp.mailfrom=<c...@sys4.de> smtp.helo=mail.sys4.de
X-Spam-Score: -1.223
X-Spam-Status: No, score=-1.223 required=3.3
        tests=[AM.IP_BAD_194.126.158.139=0.6, BAYES_00=-0.2, DKIM_VALID=-0.1,
        DKIM_VALID_AU=-0.1, DKIM_VERIFIED=-0.1, RCVD_IN_DNSWL_LOW=-0.7,
        RP_MATCHES_RCVD=-0.652, SPF_PASS=-0.001]
        autolearn=ham autolearn_force=no
Received: from mail.sys4.de (mail.sys4.de [194.126.158.139])
        (using TLSv1 with cipher ECDHE-RSA-AES256-SHA (256/256 bits))
        (No client certificate requested)
        by mx0.roessner-net.de (Postfix) with ESMTPS id 3h6Z0c5VYWzGp10
        for <c...@roessner-network-solutions.com>; Mon,  7 Jul 2014 19:44:32 
+0200 (CEST)
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=sys4.de; h=
        x-mailer:mime-version:date:date:message-id:subject:subject
        :content-type:content-type:from:from; s=mail201310; t=
        1404755072; x=1406569473; bh=aXXTaRyGbf/yRD3RqrZybK4MdbChiXlDWAl
        iAOUOOjI=; b=Yb+if1UHG+UZwQVQGcDZ+P+SJTr6GyW9TmBieOg4h3vJvmpeKXc
        sh6HFvZuoM6PTAlvN1LFoVDYHj9ngAxQKnUL3b6x/L/Mmilr2Ag2cIHiWkxzzQe3
        uzLSqmIdZENh5ELU42g9cIA6++i33e4WOchbvF9YU8Z0ghLZM1ejTDvVqfu6JfrB
        5OQbKj9Wydo8dxqq/vbJipK0y4waElsdxGA7+Ui3Ds9PbX5iWMoy1e7JCz5xFx5T
        rBfboR57KUC8/JsFb5XIvg2552lN27B4HxBePbIuM52subUj8HwHVFTNKWprJNse
        cgcvVDT22zc1JXr04wZCa/CZxQ3dbxBh9ow==
Received: from [172.16.2.200] (static-201-106.deltasurf.de [193.239.106.201])
        (using TLSv1 with cipher ECDHE-RSA-AES256-SHA (256/256 bits))
        (No client certificate requested)
        by mail.sys4.de (Postfix) with ESMTPSA id 3h6Z0c1vSrz7T
        for <c...@roessner-network-solutions.com>; Mon,  7 Jul 2014 19:44:32 
+0200 (CEST)
From: =?iso-8859-1?Q?Christian_R=F6=DFner?= <c...@sys4.de>
Content-Type: multipart/signed; 
boundary="Apple-Mail=_79457A13-BF4A-44E5-9ABD-440AB0964CA0"; 
protocol="application/pgp-signature"; micalg=pgp-sha1
Subject: Test
Message-Id: <16199f64-b646-4310-8b17-92e6d2e3c...@sys4.de>
Date: Mon, 7 Jul 2014 19:44:31 +0200
To: =?iso-8859-1?Q?Christian_R=F6=DFner?= <c...@roessner-network-solutions.com>
Mime-Version: 1.0 (Mac OS X Mail 7.3 \(1878.6\))
X-Mailer: Apple Mail (2.1878.6)
...

As you can see the mail has a header X-Spam-Flag. But this header is not sent 
to the milter. I have used tshark to see what is going on. Have a qucik view:

0000  00 00 00 14 44 4c 69 00 33 68 36 5a 30 63 35 56   ....DLi.3h6Z0c5V
0010  59 57 7a 47 70 31 30 00 00 00 00 4a 4c 44 4d 41   YWzGp10....JLDMA
0020  52 43 2d 46 69 6c 74 65 72 00 4f 70 65 6e 44 4d   RC-Filter.OpenDM
0030  41 52 43 20 46 69 6c 74 65 72 20 76 31 2e 32 2e   ARC Filter v1.2.
0040  30 20 6d 78 30 2e 72 6f 65 73 73 6e 65 72 2d 6e   0 mx0.roessner-n
0050  65 74 2e 64 65 20 33 68 36 5a 30 63 35 56 59 57   et.de 3h6Z0c5VYW
0060  7a 47 70 31 30 00 00 00 00 14 44 4c 69 00 33 68   zGp10.....DLi.3h
0070  36 5a 30 63 35 56 59 57 7a 47 70 31 30 00 00 00   6Z0c5VYWzGp10...
0080  00 4c 4c 41 75 74 68 65 6e 74 69 63 61 74 69 6f   .LLAuthenticatio
0090  6e 2d 52 65 73 75 6c 74 73 00 6d 78 30 2e 72 6f   n-Results.mx0.ro
00a0  65 73 73 6e 65 72 2d 6e 65 74 2e 64 65 3b 20 64   essner-net.de; d
00b0  6d 61 72 63 3d 6e 6f 6e 65 20 68 65 61 64 65 72   marc=none header
00c0  2e 66 72 6f 6d 3d 73 79 73 34 2e 64 65 00 00 00   .from=sys4.de...
00d0  00 14 44 4c 69 00 33 68 36 5a 30 63 35 56 59 57   ..DLi.3h6Z0c5VYW
00e0  7a 47 70 31 30 00 00 00 00 48 4c 44 4b 49 4d 2d   zGp10....HLDKIM-
00f0  46 69 6c 74 65 72 00 4f 70 65 6e 44 4b 49 4d 20   Filter.OpenDKIM
0100  46 69 6c 74 65 72 20 76 32 2e 39 2e 32 20 6d 78   Filter v2.9.2 mx
0110  30 2e 72 6f 65 73 73 6e 65 72 2d 6e 65 74 2e 64   0.roessner-net.d
0120  65 20 33 68 36 5a 30 63 35 56 59 57 7a 47 70 31   e 3h6Z0c5VYWzGp1
0130  30 00 00 00 00 14 44 4c 69 00 33 68 36 5a 30 63   0.....DLi.3h6Z0c
0140  35 56 59 57 7a 47 70 31 30 00 00 00 00 a8 4c 41   5VYWzGp10.....LA
0150  75 74 68 65 6e 74 69 63 61 74 69 6f 6e 2d 52 65   uthentication-Re
0160  73 75 6c 74 73 00 6d 78 30 2e 72 6f 65 73 73 6e   sults.mx0.roessn
0170  65 72 2d 6e 65 74 2e 64 65 3b 0a 09 64 6b 69 6d   er-net.de;..dkim
0180  3d 70 61 73 73 20 28 32 30 34 38 2d 62 69 74 20   =pass (2048-bit
0190  6b 65 79 3b 20 73 65 63 75 72 65 29 20 68 65 61   key; secure) hea
01a0  64 65 72 2e 64 3d 73 79 73 34 2e 64 65 20 68 65   der.d=sys4.de he
01b0  61 64 65 72 2e 69 3d 40 73 79 73 34 2e 64 65 20   ader.i=@sys4.de
01c0  68 65 61 64 65 72 2e 62 3d 59 62 2b 69 66 31 55   header.b=Yb+if1U
01d0  48 3b 0a 09 64 6b 69 6d 2d 61 64 73 70 3d 70 61   H;..dkim-adsp=pa
01e0  73 73 3b 20 64 6b 69 6d 2d 61 74 70 73 3d 6e 65   ss; dkim-atps=ne
01f0  75 74 72 61 6c 00 00 00 00 14 44 4c 69 00 33 68   utral.....DLi.3h
0200  36 5a 30 63 35 56 59 57 7a 47 70 31 30 00 00 00   6Z0c5VYWzGp10...
0210  00 68 4c 41 75 74 68 65 6e 74 69 63 61 74 69 6f   .hLAuthenticatio
0220  6e 2d 52 65 73 75 6c 74 73 00 6d 78 30 2e 72 6f   n-Results.mx0.ro
0230  65 73 73 6e 65 72 2d 6e 65 74 2e 64 65 3b 20 73   essner-net.de; s
0240  70 66 3d 70 61 73 73 20 73 6d 74 70 2e 6d 61 69   pf=pass smtp.mai
0250  6c 66 72 6f 6d 3d 3c 63 72 40 73 79 73 34 2e 64   lfrom=<cr@sys4.d
0260  65 3e 20 73 6d 74 70 2e 68 65 6c 6f 3d 6d 61 69   e> smtp.helo=mai
0270  6c 2e 73 79 73 34 2e 64 65 00 00 00 00 14 44 4c   l.sys4.de.....DL
0280  69 00 33 68 36 5a 30 63 35 56 59 57 7a 47 70 31   i.3h6Z0c5VYWzGp1

X-Spam-Score: -1.223

0290  30 00 00 00 00 15 4c 58 2d 53 70 61 6d 2d 53 63   0.....LX-Spam-Sc
02a0  6f 72 65 00 2d 31 2e 32 32 33 00 00 00 00 14 44   ore.-1.223.....D
02b0  4c 69 00 33 68 36 5a 30 63 35 56 59 57 7a 47 70   Li.3h6Z0c5VYWzGp

X-Spam-Status: No, score=-1.223 required=3.3
        tests=[AM.IP_BAD_194.126.158.139=0.6, BAYES_00=-0.2, DKIM_VALID=-0.1,
        DKIM_VALID_AU=-0.1, DKIM_VERIFIED=-0.1, RCVD_IN_DNSWL_LOW=-0.7,
        RP_MATCHES_RCVD=-0.652, SPF_PASS=-0.001]
        autolearn=ham autolearn_force=no

02c0  31 30 00 00 00 01 01 4c 58 2d 53 70 61 6d 2d 53   10.....LX-Spam-S
02d0  74 61 74 75 73 00 4e 6f 2c 20 73 63 6f 72 65 3d   tatus.No, score=
02e0  2d 31 2e 32 32 33 20 72 65 71 75 69 72 65 64 3d   -1.223 required=
02f0  33 2e 33 0a 09 74 65 73 74 73 3d 5b 41 4d 2e 49   3.3..tests=[AM.I
0300  50 5f 42 41 44 5f 31 39 34 2e 31 32 36 2e 31 35   P_BAD_194.126.15
0310  38 2e 31 33 39 3d 30 2e 36 2c 20 42 41 59 45 53   8.139=0.6, BAYES
0320  5f 30 30 3d 2d 30 2e 32 2c 20 44 4b 49 4d 5f 56   _00=-0.2, DKIM_V
0330  41 4c 49 44 3d 2d 30 2e 31 2c 0a 09 44 4b 49 4d   ALID=-0.1,..DKIM
0340  5f 56 41 4c 49 44 5f 41 55 3d 2d 30 2e 31 2c 20   _VALID_AU=-0.1,
0350  44 4b 49 4d 5f 56 45 52 49 46 49 45 44 3d 2d 30   DKIM_VERIFIED=-0
0360  2e 31 2c 20 52 43 56 44 5f 49 4e 5f 44 4e 53 57   .1, RCVD_IN_DNSW
0370  4c 5f 4c 4f 57 3d 2d 30 2e 37 2c 0a 09 52 50 5f   L_LOW=-0.7,..RP_
0380  4d 41 54 43 48 45 53 5f 52 43 56 44 3d 2d 30 2e   MATCHES_RCVD=-0.
0390  36 35 32 2c 20 53 50 46 5f 50 41 53 53 3d 2d 30   652, SPF_PASS=-0
03a0  2e 30 30 31 5d 0a 09 61 75 74 6f 6c 65 61 72 6e   .001]..autolearn
03b0  3d 68 61 6d 20 61 75 74 6f 6c 65 61 72 6e 5f 66   =ham autolearn_f
03c0  6f 72 63 65 3d 6e 6f 00 00 00 00 14 44 4c 69 00   orce=no.....DLi.
03d0  33 68 36 5a 30 63 35 56 59 57 7a 47 70 31 30 00   3h6Z0c5VYWzGp10.
03e0  00 00 01 30 4c 52 65 63 65 69 76 65 64 00 66 72   ...0LReceived.fr
03f0  6f 6d 20 6d 61 69 6c 2e 73 79 73 34 2e 64 65 20   om mail.sys4.de
0400  28 6d 61 69 6c 2e 73 79 73 34 2e 64 65 20 5b 31   (mail.sys4.de [1
0410  39 34 2e 31 32 36 2e 31 35 38 2e 31 33 39 5d 29   94.126.158.139])
0420  0a 09 28 75 73 69 6e 67 20 54 4c 53 76 31 20 77   ..(using TLSv1 w
0430  69 74 68 20 63 69 70 68 65 72 20 45 43 44 48 45   ith cipher ECDHE
0440  2d 52 53 41 2d 41 45 53 32 35 36 2d 53 48 41 20   -RSA-AES256-SHA
0450  28 32 35 36 2f 32 35 36 20 62 69 74 73 29 29 0a   (256/256 bits)).
0460  09 28 4e 6f 20 63 6c 69 65 6e 74 20 63 65 72 74   .(No client cert
0470  69 66 69 63 61 74 65 20 72 65 71 75 65 73 74 65   ificate requeste
0480  64 29 0a 09 62 79 20 6d 78 30 2e 72 6f 65 73 73   d)..by mx0.roess
0490  6e 65 72 2d 6e 65 74 2e 64 65 20 28 50 6f 73 74   ner-net.de (Post
04a0  66 69 78 29 20 77 69 74 68 20 45 53 4d 54 50 53   fix) with ESMTPS
04b0  20 69 64 20 33 68 36 5a 30 63 35 56 59 57 7a 47    id 3h6Z0c5VYWzG
04c0  70 31 30 0a 09 66 6f 72 20 3c 63 40 72 6f 65 73   p10..for <c@roes
04d0  73 6e 65 72 2d 6e 65 74 77 6f 72 6b 2d 73 6f 6c   sner-network-sol
04e0  75 74 69 6f 6e 73 2e 63 6f 6d 3e 3b 20 4d 6f 6e   utions.com>; Mon
04f0  2c 20 20 37 20 4a 75 6c 20 32 30 31 34 20 31 39   ,  7 Jul 2014 19
0500  3a 34 34 3a 33 32 20 2b 30 32 30 30 20 28 43 45   :44:32 +0200 (CE
0510  53 54 29 00 00 00 00 14 44 4c 69 00 33 68 36 5a   ST).....DLi.3h6Z
0520  30 63 35 56 59 57 7a 47 70 31 30 00 00 00 02 6a   0c5VYWzGp10....j
0530  4c 44 4b 49 4d 2d 53 69 67 6e 61 74 75 72 65 00   LDKIM-Signature.
0540  76 3d 31 3b 20 61 3d 72 73 61 2d 73 68 61 32 35   v=1; a=rsa-sha25
0550  36 3b 20 63 3d 72 65 6c 61 78 65 64 2f 73 69 6d   6; c=relaxed/sim
0560  70 6c 65 3b 20 64 3d 73 79 73 34 2e 64 65 3b 20   ple; d=sys4.de;
0570  68 3d 0a 09 78 2d 6d 61 69 6c 65 72 3a 6d 69 6d   h=..x-mailer:mim
0580  65 2d 76 65 72 73 69 6f 6e 3a 64 61 74 65 3a 64   e-version:date:d
0590  61 74 65 3a 6d 65 73 73 61 67 65 2d 69 64 3a 73   ate:message-id:s
05a0  75 62 6a 65 63 74 3a 73 75 62 6a 65 63 74 0a 09   ubject:subject..
05b0  3a 63 6f 6e 74 65 6e 74 2d 74 79 70 65 3a 63 6f   :content-type:co
05c0  6e 74 65 6e 74 2d 74 79 70 65 3a 66 72 6f 6d 3a   ntent-type:from:
05d0  66 72 6f 6d 3b 20 73 3d 6d 61 69 6c 32 30 31 33   from; s=mail2013
05e0  31 30 3b 20 74 3d 0a 09 31 34 30 34 37 35 35 30   10; t=..14047550
05f0  37 32 3b 20 78 3d 31 34 30 36 35 36 39 34 37 33   72; x=1406569473
0600  3b 20 62 68 3d 61 58 58 54 61 52 79 47 62 66 2f   ; bh=aXXTaRyGbf/
0610  79 52 44 33 52 71 72 5a 79 62 4b 34 4d 64 62 43   yRD3RqrZybK4MdbC
0620  68 69 58 6c 44 57 41 6c 0a 09 69 41 4f 55 4f 4f   hiXlDWAl..iAOUOO
0630  6a 49 3d 3b 20 62 3d 59 62 2b 69 66 31 55 48 47   jI=; b=Yb+if1UHG
0640  2b 55 5a 77 51 56 51 47 63 44 5a 2b 50 2b 53 4a   +UZwQVQGcDZ+P+SJ
0650  54 72 36 47 79 57 39 54 6d 42 69 65 4f 67 34 68   Tr6GyW9TmBieOg4h
0660  33 76 4a 76 6d 70 65 4b 58 63 0a 09 73 68 36 48   3vJvmpeKXc..sh6H
0670  46 76 5a 75 6f 4d 36 50 54 41 6c 76 4e 31 4c 46   FvZuoM6PTAlvN1LF
0680  6f 56 44 59 48 6a 39 6e 67 41 78 51 4b 6e 55 4c   oVDYHj9ngAxQKnUL
0690  33 62 36 78 2f 4c 2f 4d 6d 69 6c 72 32 41 67 32   3b6x/L/Mmilr2Ag2
06a0  63 49 48 69 57 6b 78 7a 7a 51 65 33 0a 09 75 7a   cIHiWkxzzQe3..uz
06b0  4c 53 71 6d 49 64 5a 45 4e 68 35 45 4c 55 34 32   LSqmIdZENh5ELU42
06c0  67 39 63 49 41 36 2b 2b 69 33 33 65 34 57 4f 63   g9cIA6++i33e4WOc
06d0  68 62 76 46 39 59 55 38 5a 30 67 68 4c 5a 4d 31   hbvF9YU8Z0ghLZM1
06e0  65 6a 54 44 76 56 71 66 75 36 4a 66 72 42 0a 09   ejTDvVqfu6JfrB..
06f0  35 4f 51 62 4b 6a 39 57 79 64 6f 38 64 78 71 71   5OQbKj9Wydo8dxqq
0700  2f 76 62 4a 69 70 4b 30 79 34 77 61 45 6c 73 64   /vbJipK0y4waElsd
0710  78 47 41 37 2b 55 69 33 44 73 39 50 62 58 35 69   xGA7+Ui3Ds9PbX5i
0720  57 4d 6f 79 31 65 37 4a 43 7a 35 78 46 78 35 54   WMoy1e7JCz5xFx5T
0730  0a 09 72 42 66 62 6f 52 35 37 4b 55 43 38 2f 4a   ..rBfboR57KUC8/J
0740  73 46 62 35 58 49 76 67 32 35 35 32 6c 4e 32 37   sFb5XIvg2552lN27
0750  42 34 48 78 42 65 50 62 49 75 4d 35 32 73 75 62   B4HxBePbIuM52sub
0760  55 6a 38 48 77 48 56 46 54 4e 4b 57 70 72 4a 4e   Uj8HwHVFTNKWprJN
0770  73 65 0a 09 63 67 63 76 56 44 54 32 32 7a 63 31   se..cgcvVDT22zc1
0780  4a 58 72 30 34 77 5a 43 61 2f 43 5a 78 51 33 64   JXr04wZCa/CZxQ3d
0790  62 78 42 68 39 6f 77 3d 3d 00 00 00 00 14 44 4c   bxBh9ow==.....DL
07a0  69 00 33 68 36 5a 30 63 35 56 59 57 7a 47 70 31   i.3h6Z0c5VYWzGp1
07b0  30 00 00 00 01 39 4c 52 65 63 65 69 76 65 64 00   0....9LReceived.
07c0  66 72 6f 6d 20 5b 31 37 32 2e 31 36 2e 32 2e 32   from [172.16.2.2
07d0  30 30 5d 20 28 73 74 61 74 69 63 2d 32 30 31 2d   00] (static-201-
07e0  31 30 36 2e 64 65 6c 74 61 73 75 72 66 2e 64 65   106.deltasurf.de
07f0  20 5b 31 39 33 2e 32 33 39 2e 31 30 36 2e 32 30    [193.239.106.20
0800  31 5d 29 0a 09 28 75 73 69 6e 67 20 54 4c 53 76   1])..(using TLSv
0810  31 20 77 69 74 68 20 63 69 70 68 65 72 20 45 43   1 with cipher EC
0820  44 48 45 2d 52 53 41 2d 41 45 53 32 35 36 2d 53   DHE-RSA-AES256-S
0830  48 41 20 28 32 35 36 2f 32 35 36 20 62 69 74 73   HA (256/256 bits
0840  29 29 0a 09 28 4e 6f 20 63 6c 69 65 6e 74 20 63   ))..(No client c
0850  65 72 74 69 66 69 63 61 74 65 20 72 65 71 75 65   ertificate reque
0860  73 74 65 64 29 0a 09 62 79 20 6d 61 69 6c 2e 73   sted)..by mail.s
0870  79 73 34 2e 64 65 20 28 50 6f 73 74 66 69 78 29   ys4.de (Postfix)
0880  20 77 69 74 68 20 45 53 4d 54 50 53 41 20 69 64    with ESMTPSA id
0890  20 33 68 36 5a 30 63 31 76 53 72 7a 37 54 0a 09    3h6Z0c1vSrz7T..
08a0  66 6f 72 20 3c 63 40 72 6f 65 73 73 6e 65 72 2d   for <c@roessner-
08b0  6e 65 74 77 6f 72 6b 2d 73 6f 6c 75 74 69 6f 6e   network-solution
08c0  73 2e 63 6f 6d 3e 3b 20 4d 6f 6e 2c 20 20 37 20   s.com>; Mon,  7
08d0  4a 75 6c 20 32 30 31 34 20 31 39 3a 34 34 3a 33   Jul 2014 19:44:3
08e0  32 20 2b 30 32 30 30 20 28 43 45 53 54 29 00 00   2 +0200 (CEST)..
08f0  00 00 14 44 4c 69 00 33 68 36 5a 30 63 35 56 59   ...DLi.3h6Z0c5VY
0900  57 7a 47 70 31 30 00 00 00 00 39 4c 46 72 6f 6d   WzGp10....9LFrom
0910  00 3d 3f 69 73 6f 2d 38 38 35 39 2d 31 3f 51 3f   .=?iso-8859-1?Q?
0920  43 68 72 69 73 74 69 61 6e 5f 52 3d 46 36 3d 44   Christian_R=F6=D
0930  46 6e 65 72 3f 3d 20 3c 63 72 40 73 79 73 34 2e   Fner?= <cr@sys4.
0940  64 65 3e 00 00 00 00 14 44 4c 69 00 33 68 36 5a   de>.....DLi.3h6Z
0950  30 63 35 56 59 57 7a 47 70 31 30 00 00 00 00 93   0c5VYWzGp10.....
0960  4c 43 6f 6e 74 65 6e 74 2d 54 79 70 65 00 6d 75   LContent-Type.mu
0970  6c 74 69 70 61 72 74 2f 73 69 67 6e 65 64 3b 20   ltipart/signed;
0980  62 6f 75 6e 64 61 72 79 3d 22 41 70 70 6c 65 2d   boundary="Apple-
0990  4d 61 69 6c 3d 5f 37 39 34 35 37 41 31 33 2d 42   Mail=_79457A13-B
09a0  46 34 41 2d 34 34 45 35 2d 39 41 42 44 2d 34 34   F4A-44E5-9ABD-44
09b0  30 41 42 30 39 36 34 43 41 30 22 3b 20 70 72 6f   0AB0964CA0"; pro
09c0  74 6f 63 6f 6c 3d 22 61 70 70 6c 69 63 61 74 69   tocol="applicati
09d0  6f 6e 2f 70 67 70 2d 73 69 67 6e 61 74 75 72 65   on/pgp-signature
09e0  22 3b 20 6d 69 63 61 6c 67 3d 70 67 70 2d 73 68   "; micalg=pgp-sh
09f0  61 31 00 00 00 00 14 44 4c 69 00 33 68 36 5a 30   a1.....DLi.3h6Z0
0a00  63 35 56 59 57 7a 47 70 31 30 00 00 00 00 0e 4c   c5VYWzGp10.....L
0a10  53 75 62 6a 65 63 74 00 54 65 73 74 00 00 00 00   Subject.Test....
0a20  14 44 4c 69 00 33 68 36 5a 30 63 35 56 59 57 7a   .DLi.3h6Z0c5VYWz
0a30  47 70 31 30 00 00 00 00 3b 4c 4d 65 73 73 61 67   Gp10....;LMessag
0a40  65 2d 49 64 00 3c 31 36 31 39 39 46 36 34 2d 42   e-Id.<16199F64-B
0a50  36 34 36 2d 34 33 31 30 2d 38 42 31 37 2d 39 32   646-4310-8B17-92
0a60  45 36 44 32 45 33 43 31 41 39 40 73 79 73 34 2e   E6D2E3C1A9@sys4.
0a70  64 65 3e 00 00 00 00 14 44 4c 69 00 33 68 36 5a   de>.....DLi.3h6Z
0a80  30 63 35 56 59 57 7a 47 70 31 30 00 00 00 00 25   0c5VYWzGp10....%
0a90  4c 44 61 74 65 00 4d 6f 6e 2c 20 37 20 4a 75 6c   LDate.Mon, 7 Jul
0aa0  20 32 30 31 34 20 31 39 3a 34 34 3a 33 31 20 2b    2014 19:44:31 +
0ab0  30 32 30 30 00 00 00 00 14 44 4c 69 00 33 68 36   0200.....DLi.3h6
0ac0  5a 30 63 35 56 59 57 7a 47 70 31 30 00 00 00 00   Z0c5VYWzGp10....
0ad0  4d 4c 54 6f 00 3d 3f 69 73 6f 2d 38 38 35 39 2d   MLTo.=?iso-8859-
0ae0  31 3f 51 3f 43 68 72 69 73 74 69 61 6e 5f 52 3d   1?Q?Christian_R=
0af0  46 36 3d 44 46 6e 65 72 3f 3d 20 3c 63 40 72 6f   F6=DFner?= <c@ro
0b00  65 73 73 6e 65 72 2d 6e 65 74 77 6f 72 6b 2d 73   essner-network-s
0b10  6f 6c 75 74 69 6f 6e 73 2e 63 6f 6d 3e 00 00 00   olutions.com>...
0b20  00 14 44 4c 69 00 33 68 36 5a 30 63 35 56 59 57   ..DLi.3h6Z0c5VYW
0b30  7a 47 70 31 30 00 00 00 00 31 4c 4d 69 6d 65 2d   zGp10....1LMime-
0b40  56 65 72 73 69 6f 6e 00 31 2e 30 20 28 4d 61 63   Version.1.0 (Mac
0b50  20 4f 53 20 58 20 4d 61 69 6c 20 37 2e 33 20 5c    OS X Mail 7.3 \
0b60  28 31 38 37 38 2e 36 5c 29 29 00 00 00 00 14 44   (1878.6\)).....D
0b70  4c 69 00 33 68 36 5a 30 63 35 56 59 57 7a 47 70   Li.3h6Z0c5VYWzGp
0b80  31 30 00 00 00 00 20 4c 58 2d 4d 61 69 6c 65 72   10.... LX-Mailer
0b90  00 41 70 70 6c 65 20 4d 61 69 6c 20 28 32 2e 31   .Apple Mail (2.1
0ba0  38 37 38 2e 36 29 00 00 00 00 14 44 4e 69 00 33   878.6).....DNi.3
0bb0  68 36 5a 30 63 35 56 59 57 7a 47 70 31 30 00 00   h6Z0c5VYWzGp10..
0bc0  00 00 01 4e

I know, it is a little bit hard so read, but I can not find the header inside 
this block. If I am disabling other amavis headers, to just have the 
X-Spam-Status for example, not even this is sent. So something happens that the 
very first header is never sent to the milter. Could this be a configuration 
error in my main.cf?

grep milter main.cf:

milter_default_action = accept
smtpd_milters = inet:[::1]:10024,inet:[::1]:8892
milter_connect_macros = j {daemon_name} {client_ptr} v
milter_mail_macros = i {auth_type} {auth_authen} {auth_author} {mail_addr} 
{mail_host} {mail_mailer} {client_name}

My milter is written in Python and is based on libmilter-1.0.2

I am running Postfix 2.11.1

The logs show that the header itself is seen with milter_header_checks:

Jul  7 19:44:32 mx0 postfix/smtpd[32576]: connect from 
mail.sys4.de[194.126.158.139]:58220

Jul  7 19:44:32 mx0 mymilter[31942]: id=11 connect from 
mail.sys4.de[194.126.158.139]:58220

Jul  7 19:44:32 mx0 postfix/smtpd[32576]: Anonymous TLS connection established 
from mail.sys4.de[194.126.158.139]:58220: TLSv1 wit
h cipher ECDHE-RSA-AES256-SHA (256/256 bits)
Jul  7 19:44:32 mx0 smf-spf[4830]: SPF pass: ip=194.126.158.139, 
fqdn=mail.sys4.de, helo=mail.sys4.de, from=<c...@sys4.de>
Jul  7 19:44:32 mx0 postfix/smtpd[32576]: 3h6Z0c5VYWzGp10: 
client=mail.sys4.de[194.126.158.139]:58220
Jul  7 19:44:32 mx0 postfix/cleanup[32588]: 3h6Z0c5VYWzGp10: 
message-id=<16199f64-b646-4310-8b17-92e6d2e3c...@sys4.de>
Jul  7 19:44:34 mx0 amavis[31336]: (31336-04) Passed CLEAN {AcceptedInbound}, 
AM.PDP-SOCK [194.126.158.139] [193.239.106.201] <cr@
sys4.de> -> <c...@roessner-network-solutions.com>, Queue-ID: 3h6Z0c5VYWzGp10, 
Message-ID: <16199F64-B646-4310-8B17-92E6D2E3C1A9@sys4.
de>, mail_id: ci1MBoS78woE, Hits: -1.223, size: 2942, Tests: 
[AM.IP_BAD_194.126.158.139=0.6,BAYES_00=-0.2,DKIM_VALID=-0.1,DKIM_VALID_AU=-0.1,DKIM_VERIFIED=-0.1,RCVD_IN_DNSWL_LOW=-0.7,RP_MATCHES_RCVD=-0.652,SPF_PASS=-0.001],
 1602 ms
Jul  7 19:44:34 mx0 amavis[31336]: (31336-04) Passed CLEAN, <c...@sys4.de> -> 
<c...@roessner-network-solutions.com>, Hits: -1.223, tag=0, tag2=3.3, kill=3.3, 
L/Y/0/0
Jul  7 19:44:34 mx0 amavisd-milter[3978]: 3h6Z0c5VYWzGp10: log_id=31336-04
Jul  7 19:44:34 mx0 amavisd-milter[3978]: 3h6Z0c5VYWzGp10: return_value=continue

Jul  7 19:44:34 mx0 postfix/cleanup[32588]: 3h6Z0c5VYWzGp10: 
milter-header-warning: header X-Spam-Status: No, score=-1.223 
required=3.3??tests=[AM.IP_B from mail.sys4.de[194.126.158.139]; 
from=<c...@sys4.de> to=<c...@roessner-network-solutions.com> proto=ESMTP 
helo=<mail.sys4.de>: X-Spam-Status

Jul  7 19:44:34 mx0 opendkim[15848]: 3h6Z0c5VYWzGp10: mail.sys4.de 
[194.126.158.139] not internal
Jul  7 19:44:34 mx0 opendkim[15848]: 3h6Z0c5VYWzGp10: not authenticated
Jul  7 19:44:34 mx0 opendkim[15848]: 3h6Z0c5VYWzGp10: not POP authenticated
Jul  7 19:44:34 mx0 opendkim[15848]: 3h6Z0c5VYWzGp10: DKIM verification 
successful
Jul  7 19:44:34 mx0 opendkim[15848]: 3h6Z0c5VYWzGp10: s=mail201310 d=sys4.de SSL

Jul  7 19:44:34 mx0 mymilter[31942]: id=11 3h6Z0c5VYWzGp10 result=CONTINUE

If you have any idea, what I am doing wrong, I really would be happy :)

Kind regards

-Christian Rößner

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Franziskanerstraße 15, 81669 München

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