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- #!/bin/bash
-
- # Salt default Master/Minion preconfiguration script for a single computer
- # Copyright (C) 2018 Pekka Helenius
- #
- # 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, either version 3 of the License, or
- # (at your option) any later version.
- #
- # This program is distributed in the hope that it will be useful,
- # but WITHOUT ANY WARRANTY; without even the implied warranty of
- # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- # GNU General Public License for more details.
- #
- # You should have received a copy of the GNU General Public License
- # along with this program. If not, see <https://www.gnu.org/licenses/>.
-
- ###########################################################
-
- # This script sets up default environment for basic Salt Master & Minion configuration
- # for one computer
-
- # Supported distributions: Ubuntu 18.04 LTS or variants
-
- # Use alternative Saltstack official repository, not the one provided by default Ubuntu repositories?
- # Usually Saltstack repository provides a newer Salt master/minion versions
- #
- # NOTE:Please make sure that Salt master & minion versions correspond each other!
- #
- USE_SALTREPO="true"
-
- ###########################################################
- # Run package database updates?
-
- function packageUpdateQ() {
-
- read -r -p "Refresh package databases before installation (recommended)? [y/N] " answer
-
- if [[ $(echo $answer | sed 's/ //g') =~ ^([yY][eE][sS]|[yY])$ ]]; then
- UPDATES=""
- fi
-
- unset answer
-
- }
-
- packageUpdateQ
-
- ###########################################################
-
- if [[ -f /etc/os-release ]]; then
-
- DISTRO=$(grep ^PRETTY_NAME /etc/os-release | grep -oP '(?<=")[^\s]*')
-
- function installPackages() {
-
- case "${DISTRO}" in
- Ubuntu*)
- pkgmgr_cmd() {
- if [[ -v UPDATES ]]; then
-
- # Update Salt to the latest version - 2018.3
- # Yes, we use 16.04 until 18.04 will officially be available
-
- if [[ $USE_SALTREPO == "true" ]]; then
- wget -O - https://repo.saltstack.com/py3/ubuntu/16.04/amd64/latest/SALTSTACK-GPG-KEY.pub | apt-key add -
- echo "deb http://repo.saltstack.com/py3/ubuntu/16.04/amd64/latest xenial main" > /etc/apt/sources.list.d/saltstack.list
- elif [[ $USE_ALTREPO != "true" ]] && [[ -f /etc/apt/sources.list.d/saltstack.list ]]; then
- rm /etc/apt/sources.list.d/saltstack.list
- fi
-
- apt-get update
-
- fi
- apt-get -y install $1
- }
-
- PKGS=(salt-master salt-minion)
- ;;
- default)
- echo -e "Can't recognize your Linux distribution. Aborting.\n"
- exit 1
- esac
-
- pkgmgr_cmd "${PKGS[*]}"
- systemctl enable salt-master.service &> /dev/null
- systemctl restart salt-master.service &> /dev/null
-
- }
-
- installPackages
- unset UPDATES
-
- else
- echo -e "Can't recognize your Linux distribution. Aborting.\n"
- exit 1
- fi
-
- ###########################################################
-
- function saltEnvironment() {
-
- function defaultMinionConf() {
-
- MINION_NAME="defaultMinion"
-
- if [[ -d /etc/salt ]]; then
- echo -e "\nWriting default Salt minion configuration '${MINION_NAME}' to /etc/salt/minion\n"
- echo -e "master: localhost\nid: ${MINION_NAME}" > /etc/salt/minion
- systemctl enable salt-minion.service &> /dev/null
- systemctl restart salt-minion.service &> /dev/null
-
- salt-key -y -a ${MINION_NAME} > /dev/null
-
- echo -e "Testing default Salt minion connection with the Salt master\n"
-
- if [[ $(echo $(salt "${MINION_NAME}" test.ping &> /dev/null)$?) -ne 0 ]]; then
- echo -e "Salt master can't connect to the default Salt minion. Aborting.\n"
- exit 1
- else
- echo -e "Connection OK!\n"
- fi
-
- else
- echo -e "Missing Salt configuration directory /etc/salt. Aborting.\n"
- exit 1
- fi
-
- }
-
- defaultMinionConf
-
- }
-
- if [ $? -eq 0 ]; then
- saltEnvironment
- else
- echo -e "Unknown error. Aborting.\n"
- exit 1
- fi
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