From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from firstgate.proxmox.com (firstgate.proxmox.com [212.224.123.68]) by lore.proxmox.com (Postfix) with ESMTPS id 5678D1FF13C for ; Thu, 11 Jun 2026 12:15:24 +0200 (CEST) Received: from firstgate.proxmox.com (localhost [127.0.0.1]) by firstgate.proxmox.com (Proxmox) with ESMTP id 31C3A35BD0; Thu, 11 Jun 2026 12:15:24 +0200 (CEST) From: Stoiko Ivanov To: pmg-devel@lists.proxmox.com Subject: [PATCH pmg-api v2 2/2] pmg-smtp-filter: log-headers: trim trailing whitespace Date: Thu, 11 Jun 2026 12:15:07 +0200 Message-ID: <20260611101513.1150807-3-s.ivanov@proxmox.com> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20260611101513.1150807-1-s.ivanov@proxmox.com> References: <20260611101513.1150807-1-s.ivanov@proxmox.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Bm-Milter-Handled: 55990f41-d878-4baa-be0a-ee34c49e34d2 X-Bm-Transport-Timestamp: 1781172873233 X-SPAM-LEVEL: Spam detection results: 0 AWL 0.084 Adjusted score from AWL reputation of From: address BAYES_00 -1.9 Bayes spam probability is 0 to 1% DMARC_MISSING 0.1 Missing DMARC policy KAM_DMARC_STATUS 0.01 Test Rule for DKIM or SPF Failure with Strict Alignment SPF_HELO_NONE 0.001 SPF: HELO does not publish an SPF Record SPF_PASS -0.001 SPF: sender matches SPF record Message-ID-Hash: MRJNJBJ7XTOE35KVHMBUS5IQKCAWWDXX X-Message-ID-Hash: MRJNJBJ7XTOE35KVHMBUS5IQKCAWWDXX X-MailFrom: s.ivanov@proxmox.com X-Mailman-Rule-Misses: dmarc-mitigation; no-senders; approved; loop; banned-address; emergency; member-moderation; nonmember-moderation; administrivia; implicit-dest; max-recipients; max-size; news-moderation; no-subject; digests; suspicious-header X-Mailman-Version: 3.3.10 Precedence: list List-Id: Proxmox Mail Gateway development discussion List-Help: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: Reported-by: Dominik Csapak Signed-off-by: Stoiko Ivanov --- src/bin/pmg-smtp-filter | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/src/bin/pmg-smtp-filter b/src/bin/pmg-smtp-filter index 7f9cdb85..a746a074 100755 --- a/src/bin/pmg-smtp-filter +++ b/src/bin/pmg-smtp-filter @@ -714,7 +714,9 @@ sub handle_smtp { $value = PMG::Utils::decode_rfc1522($value); # remove non-printable and Unicode format chars to avoid log injection and spoofing $value =~ s/[^\p{XPosixPrint}]|\p{Cf}/ /g; - return encode('UTF-8', substr($value, 0, 512)); + $value = substr($value, 0, 512); + $value =~ s/^\s+|\s+$//g;; + return encode('UTF-8', $value); }; # separate line on purpose, so the log-tracker does not parse it as an event $self->log( -- 2.47.3