feat(install): add unattended install script.

unattended.sh

@@ -0,0 +1,164 @@
+#!/bin/sh
+
+function error_and_exit {
+  echo -e "$1"
+  exit 1
+}
+
+function print_step_begin {
+  echo -e "\n$1..."
+}
+
+function print_step_end {
+  if [ -z "$1" ] ; then
+    echo -e "\tOK"
+  else
+    echo -e "\t$1"
+  fi
+}
+
+#
+# ANALYSIS
+#
+
+print_step_begin "System analysis"
+
+# Unattended install script only support Red Hat or compatible.
+if [ \! -e /etc/redhat-release ] ; then
+  error_and_exit "This unattended installation script only supports Red Hat compatible distributions. Please check https://documentation.centreon.com/docs/centreon/en/latest/installation/index.html for alternative installation methods."
+fi
+rhrelease=`cat /etc/redhat-release`
+case "$rhrelease" in
+  'CentOS Linux release 7.'*)
+    # Good to go.
+    ;;
+  *)
+    error_and_exit "This unattended installation script only supports CentOS 7. Please check https://documentation.centreon.com/docs/centreon/en/latest/installation/index.html for alternative installation methods."
+    ;;
+esac
+
+# systemd check.
+command -v systemctl > /dev/null 2>&1
+if [ "x$?" '=' x0 ] ; then
+  systemctl show > /dev/null 2>&1
+  if [ "x$?" '=' x0 ] ; then  
+    has_systemd=1
+  else
+    has_systemd=0
+  fi
+else
+  has_systemd=0
+fi
+
+print_step_end
+
+#
+# SELINUX
+#
+
+print_step_begin "SELinux deactivation"
+if [ -e /etc/selinux/config ] ; then
+  sed -i -e 's/^SELINUX=.*$/SELINUX=disabled/' /etc/selinux/config
+fi
+command -v selinuxenabled > /dev/null 2>&1
+if [ "x$?" '=' x0 ] ; then
+  selinuxenabled
+  if [ "x$?" '=' x0 ] ; then
+    setenforce 0
+    if [ "x$?" '!=' x0 ] ; then
+      error_and_exit "Could not disable SELinux. You might need to run this script as root."
+    fi
+    print_step_end
+  else
+    print_step_end "OK, already disabled"
+  fi
+else
+  print_step_end "OK, not detected"
+fi
+
+#
+# REPOSITORY
+#
+
+print_step_begin "Centreon official repositories installation"
+yum -q clean all
+rpm -q centos-release-scl > /dev/null 2>&1
+if [ "x$?" '!=' x0 ] ; then
+  yum -q install -y centos-release-scl
+  if [ "x$?" '!=' x0 ] ; then
+    error_and_exit "Could not install Software Collections repository (package centos-release-scl)"
+  fi
+fi
+rpm -q centreon-release-19.10 > /dev/null 2>&1
+if [ "x$?" '!=' x0 ] ; then
+  yum -q install -y --nogpgcheck http://yum.centreon.com/standard/19.10/el7/stable/noarch/RPMS/centreon-release-19.10-1.el7.centos.noarch.rpm
+  if [ "x$?" '!=' x0 ] ; then
+    error_and_exit "Could not install Centreon repository"
+  fi
+fi
+print_step_end
+
+#
+# CENTREON
+#
+
+print_step_begin "Centreon installation"
+yum -q install -y centreon
+if [ "x$?" '!=' x0 ] ; then
+  error_and_exit "Could not install Centreon (package centreon)"
+fi
+print_step_end
+
+#
+# PHP
+#
+
+print_step_begin "PHP configuration"
+timezone=`date '+%Z'`
+if [ -z "$timezone" ] ; then
+  timezone=UTC
+fi
+echo "date.timezone = $timezone" > /etc/opt/rh/rh-php72/php.d/10-centreon.ini
+print_step_end "OK, timezone set to $timezone"
+
+#
+# FIREWALL
+#
+
+print_step_begin "Firewall configuration"
+command -v firewall-cmd > /dev/null 2>&1
+if [ "x$?" '=' x0 ] ; then
+  for svc in http snmp snmptrap ; do
+    firewall-cmd --zone=public --add-service=$svc --permanent > /dev/null 2>&1
+    if [ "x$?" '!=' x0 ] ; then
+      error_and_exit "Could not configure firewall. You might need to run this script as root."
+    fi
+  done
+  firewall-cmd --reload
+  print_step_end
+else
+  print_step_end "OK, not detected"
+fi
+
+#
+# SERVICES
+#
+
+print_step_begin "Services configuration"
+if [ "x$has_systemd" '=' x1 ] ; then
+  systemctl enable httpd24-httpd mariadb rh-php72-php-fpm snmpd snmptrapd centcore centreontrapd cbd centengine centreon
+  systemctl restart httpd24-httpd mariadb rh-php72-php-fpm snmpd snmptrapd
+  print_step_end
+else
+  print_step_end "OK, systemd not detected, skipping"
+fi
+
+#
+# SUMMARY
+#
+
+echo
+echo "Centreon was successfully installed !"
+echo
+echo "Log in to Centreon web interface via the URL: http://[SERVER_IP]/centreon"
+echo "Follow the steps described in Centreon documentation: https://documentation.centreon.com/docs/centreon/en/19.10/installation/from_packages.html#configuration"