From 67f58b2b33dc6f2cbf8559ba944aa1fedd106c1a Mon Sep 17 00:00:00 2001
From: allan <allan@xfiles.dk>
Date: Thu, 24 Oct 2024 12:42:33 +0200
Subject: [PATCH] initial commit

---
 LICENSE            | 21 +++++++++++++++++++++
 README.md          | 25 +++++++++++++++++++++++++
 ntp-client-install | 37 +++++++++++++++++++++++++++++++++++++
 3 files changed, 83 insertions(+)
 create mode 100644 LICENSE
 create mode 100644 README.md
 create mode 100755 ntp-client-install

diff --git a/LICENSE b/LICENSE
new file mode 100644
index 0000000..57f408b
--- /dev/null
+++ b/LICENSE
@@ -0,0 +1,21 @@
+MIT License
+
+Copyright (c) 2023 Allan Christensen
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
diff --git a/README.md b/README.md
new file mode 100644
index 0000000..bfdbcb2
--- /dev/null
+++ b/README.md
@@ -0,0 +1,25 @@
+## Ntp client install script for Ubuntu 22.04 server.
+
+### Prerequisites
+Ubuntu 20.04 or higher.
+
+### Download the script
+```
+git clone https://git.x-files.dk/ubuntu-server/ntp-client-install.git
+```
+
+### Usage
+    cd ntp-client-install
+    sudo ./ntp-client-install
+
+### Check if it's working
+    ntpq -p
+
+### Postinstall
+Nothing to do.
+
+### More guides
+More guides can be found on [\[wiki.x-files.dk\]](https://wiki.x-files.dk)
+
+### Last tested
+January 12th 2024 on Ubuntu 22.04.
diff --git a/ntp-client-install b/ntp-client-install
new file mode 100755
index 0000000..5d43a39
--- /dev/null
+++ b/ntp-client-install
@@ -0,0 +1,37 @@
+#!/bin/bash
+
+#############################################################################
+# First Created: 08012021 Author: Allan Desc: Installs Ntp client on Ubuntu #
+#############################################################################
+
+#
+# Are we root
+#
+if [[ $(id -u) -ne 0 ]]; then echo "" && echo "Must be root or use sudo" && echo ""; exit 1; fi
+#
+# Are we in the right directory
+#
+scriptdir="ntp-client-install" && whereami=$(pwd |awk -F'/' '{print $NF}')
+if [ $whereami != $scriptdir ]; then printf "\nWrong directory! Script must be run from $scriptdir\n\n"; exit 1; fi
+#
+# Ntp configuration
+#
+ntpconf="
+server 0.pool.ntp.org
+server 1.pool.ntp.org
+server 2.pool.ntp.org
+server 3.pool.ntp.org
+"
+
+timedatectl set-ntp off
+apt install -y ntpdate
+apt install -y ntp
+
+sed -i '/ubuntu.pool.ntp.org/ s/^/# /g' /etc/ntp.conf
+printf '%s\n' "${ntpconf[@]}" |sed '$d' > ntpconf
+sed -i "/Specify one/r ntpconf" /etc/ntp.conf
+
+systemctl restart ntp
+#
+# End of script
+#