From 5b9ff2c334a3a85c25b11bc17009f211eec51575 Mon Sep 17 00:00:00 2001
From: Philip Wittamore <philip@wittamore.com>
Date: Tue, 3 Jun 2025 20:12:49 +0200
Subject: update

---
 pw-update-fingerprint | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)
 create mode 100755 pw-update-fingerprint

(limited to 'pw-update-fingerprint')

diff --git a/pw-update-fingerprint b/pw-update-fingerprint
new file mode 100755
index 0000000..e25a0b4
--- /dev/null
+++ b/pw-update-fingerprint
@@ -0,0 +1,16 @@
+#!/bin/bash
+
+# update tls_fingerprint entry in ~/.msmtprc
+
+MAILSERVER="mail.server.com"
+PORT="587"
+
+cd $HOME
+
+# get the server fingerprint
+KEY=$(msmtp --serverinfo --tls --tls-certcheck=off --host="$MAILSERVER" --port="$PORT" | grep -E -o "([0-9A-Za-z]{2}:){31}[0-9A-Za-z]{2}")
+
+# replace tls_fingerprint line in .msmtprc 
+sed -i "s/^tls_fingerprint.*/tls_fingerprint $KEY/g" .msmtprc
+
+echo ".msmtprc has been updated with the latest $MAILSERVER fingerprint."
-- 
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