mkinitramfs: split ssh plugin into library and script

base/mkinitramfs/install/D%libdir_40-ssh.sh.txt

@@ -13,16 +13,12 @@
 # GNU General Public License can be found in the file COPYING.
 # --- SDE-COPYRIGHT-NOTE-END ---
 
+. "$libdir/ssh.in"
 
 # host keys
-echo "Injecting SSH Host Keys"
+for x in rsa dsa; do
-for hostkey in $( ls -1 $root/etc/ssh/ssh_host* ); do
+	openssh_install_hostkey "$x"
-	cp -v "$root/$hostkey" "$tmpdir/etc/ssh/"
 done
 
 # root authorized_keys
-if [ -s "$root/root/.ssh/authorized_keys" ]; then
+openssh_install_authorized_keys
-        echo "Injecting Root Authorized Keys"
-        cp -v "$root/root/.ssh/authorized_keys" "$tmpdir/root/.ssh/"
-fi
-

base/mkinitramfs/install/D%libdir_ssh.in.txt

@@ -0,0 +1,46 @@
+#!/bin/sh
+# --- SDE-COPYRIGHT-NOTE-BEGIN ---
+# This copyright note is auto-generated by ./scripts/Create-CopyPatch.
+#
+# Filename: package/.../mkinitramfs/install/D%libdir_ssh.in.txt
+# Copyright (C) 2008 The OpenSDE Project
+#
+# More information can be found in the files COPYING and README.
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; version 2 of the License. A copy of the
+# GNU General Public License can be found in the file COPYING.
+# --- SDE-COPYRIGHT-NOTE-END ---
+
+openssh_hostkey() {
+	case "$1" in
+		rsa|dsa)
+			echo "/etc/ssh/ssh_host_${1}_key"
+			;;
+	esac
+}
+
+openssh_has_hostkey() {
+	local key=$(openssh_hostkey "$1")
+
+	[ -n "$key" -a -s "$root$key" ]
+}
+
+openssh_install_hostkey() {
+	local key=$(openssh_hostkey "$1")
+	if [ -n "$key" -a -s "$root$key" ]; then
+		echo "Injecting OpenSSH Host Key ($1)..."
+		cp -vf "$root$key" "$tmpdir$key"
+	else
+		false
+	fi
+}
+
+openssh_install_authorized_keys() {
+	local ak="/root/.ssh/authorized_keys"
+	if [ -s "$root$ak" ]; then
+		echo "Injecting root's ssh Authorized Keys"
+		cp -v "$root$ak" "$tmpdir$ak"
+	fi
+}