From afa6b31844e00f18a3d0c76876d587927ae5bec3 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Timoth=C3=A9e=20Floure?= <timothee.floure@posteo.net>
Date: Thu, 25 Mar 2021 10:52:35 +0100
Subject: [PATCH] Import workaround to configure hosts with non-standard SSH
 port

---
 remote-copy-custom-port.sh | 23 +++++++++++++++++++++++
 remote-exec-custom-port.sh | 16 ++++++++++++++++
 2 files changed, 39 insertions(+)
 create mode 100755 remote-copy-custom-port.sh
 create mode 100755 remote-exec-custom-port.sh

diff --git a/remote-copy-custom-port.sh b/remote-copy-custom-port.sh
new file mode 100755
index 0000000..1cc8082
--- /dev/null
+++ b/remote-copy-custom-port.sh
@@ -0,0 +1,23 @@
+#!/bin/sh
+#
+# Workaround to configure hosts with SSH servers listening on non-standard
+# ports (e.g. IPv4-only VMs hidden behind a NAT). It'll blow up with IPv6
+# addresses and might burn your house.
+
+set -x
+
+target_host=$(echo "$@" | rev | cut -d ' ' -f1 | rev)
+args=$(echo "$@" | rev | cut -d ' ' -f1 --complement | rev)
+
+name=$(echo $target_host | cut -d ':' -f 1)
+port_or_path=$(echo $target_host | cut -d ':' -f 2)
+path=$(echo $target_host | cut -d ':' -f 3)
+
+addr=$name:$port_or_path
+scp_extra_params=
+if [ -n "$path" ]; then
+	addr=$name:$path
+	scp_extra_params="-P $port_or_path"
+fi
+
+scp -o User=root -q $scp_extra_params $args $addr
diff --git a/remote-exec-custom-port.sh b/remote-exec-custom-port.sh
new file mode 100755
index 0000000..f086649
--- /dev/null
+++ b/remote-exec-custom-port.sh
@@ -0,0 +1,16 @@
+#!/bin/sh
+#
+# Workaround to configure hosts with SSH servers listening on non-standard
+# ports (e.g. IPv4-only VMs hidden behind a NAT). It'll blow up with IPv6
+# addresses and might burn your house.
+
+target_host=$1; shift
+name=$(echo $target_host | cut -d ':' -f 1)
+port=$(echo $target_host | cut -d ':' -s -f 2)
+
+ssh_extra_params=
+if [ -n "$port" ]; then
+	ssh_extra_params="-p $port"
+fi
+
+ssh -o User=root $ssh_extra_params $name $@