#!/bin/bash

#############################################################################
#### gitlab_update.sh                                                    ####
#### Version 2.7.7-71123                                                 ####
####                                                                     ####
####  This Script is for updating GitLab and GitLab Runner               #### 
####                                                                     ####
#### Before running this script you must ensure that you have plenty of  ####
#### disk space for all migrations to run, also due to amount of time    ####
#### required for this script to run I recommend using screen so that    ####
#### you are not timed out when some of the migrations are running       ####
####                                                                     ####
####  Questions or Comments Contact: <Phil Connor> contact@mylinux.work  ####
#############################################################################

########################
### System Variables ###
########################
if [ "$(command -v lsb_release)" ]; then
    OS=$(lsb_release -i | awk '{print $3}' | tr '[:upper:]' '[:lower:]')
    OSVER=$(lsb_release -r | awk '{print $2}' | awk -F. '{print $1}')
else
    OS=$(grep PRETTY_NAME /etc/os-release | sed 's/PRETTY_NAME=//g' | tr -d '="' | awk '{print $1}' | tr '[:upper:]' '[:lower:]')
    OSVER=$(grep VERSION_ID /etc/os-release | sed 's/VERSION_ID=//g' | tr -d '="' | awk -F. '{print $1}')
fi

#########################################
### Simple GitLab CE/EE Versions Array ###
##########################################
a1=(12.0.0 12.0.0-ee 12.0.1 12.0.1-ee 12.0.2 12.0.2-ee 12.0.3 12.0.3-ee 12.0.4 12.0.4-ee 12.0.6 12.0.6-ee 12.0.8 12.0.8-ee)
a2=(12.0.12 12.0.12-ee 12.1.0 12.1.0-ee 12.1.1 12.1.1-ee 12.1.2 12.1.2-ee 12.1.3 12.1.3-ee 12.1.4 12.1.4-ee 12.1.6 12.1.6-ee 12.1.8 12.1.8-ee 12.1.9 12.1.9-ee 12.1.11 12.1.11-ee 12.1.12 12.1.12-ee 12.1.13 12.1.13-ee 12.1.14 12.1.14-ee)
a3=(12.1.17 12.1.17-ee 12.2.0 12.2.0-ee 12.2.1 12.2.1-ee 12.2.3 12.2.3-ee 12.2.4 12.2.4-ee 12.2.5 12.2.5-ee 12.2.6 12.2.6-ee 12.2.7 12.2.7-ee 12.2.8 12.2.8-ee 12.2.9 12.2.9-ee 12.2.12 12.2.12-ee 12.3.0 12.3.0-ee 12.3.1 12.3.1-ee 12.3.2 12.3.2-ee 12.3.3 12.3.3-ee 12.3.4 12.3.4-ee 12.3.5 12.3.5-ee 12.3.6 12.3.6-ee 12.3.7 12.3.7-ee 12.3.8 12.3.8-ee 12.3.9 12.3.9-ee 12.4.0 12.4.0-ee 12.4.1 12.4.1-ee 12.4.2 12.4.2-ee 12.4.3 12.4.3-ee 12.4.4 12.4.4-ee 12.4.5 12.4.5-ee 12.4.6 12.4.6-ee 12.4.7 12.4.7-ee 12.4.8 12.4.8-ee 12.5.0 12.5.0-ee 12.5.1 12.5.1-ee 12.5.2 12.5.2-ee 12.5.3 12.5.3-ee 12.5.4 12.5.4-ee 12.5.5 12.5.5-ee 12.5.6 12.5.6-ee 12.5.7 12.5.7-ee 12.5.9 12.5.9-ee 12.5.10 12.5.10-ee 12.6.0 12.6.0-ee 12.6.1 12.6.1-ee 12.6.2 12.6.2-ee 12.6.3 12.6.3-ee 12.6.4 12.6.4-ee 12.6.6 12.6.6-ee 12.6.7 12.6.7-ee 12.6.8 12.6.8-ee 12.7.0 12.7.0-ee 12.7.2 12.7.2-ee 12.7.4 12.7.4-ee 12.7.5 12.7.5-ee 12.7.6 12.7.6-ee 12.7.7 12.7.7-ee 12.7.8 12.7.8-ee 12.7.9 12.7.9-ee 12.8.0 12.8.0-ee 12.8.1 12.8.1-ee 12.8.2 12.8.2-ee 12.8.5 12.8.5-ee 12.8.6 12.8.6-ee 12.8.7 12.8.7-ee 12.8.8 12.8.8-ee 12.8.9 12.8.9-ee 12.8.10 12.8.10-ee 12.9.0 12.9.0-ee 12.9.1 12.9.1-ee 12.9.2 12.9.2-ee 12.9.3 12.9.3-ee 12.9.4 12.9.4-ee 12.9.5 12.9.5-ee 12.9.7 12.9.7-ee 12.9.8 12.9.8-ee 12.9.9 12.9.9-ee 12.9.10 12.9.10-ee 12.10.0 12.10.0-ee 12.10.1 12.10.1-ee 12.10.2 12.10.2-ee 12.10.3 12.10.3-ee 12.10.5 12.10.5-ee 12.10.6 12.10.6-ee 12.10.7 12.10.7-ee 12.10.8 12.10.8-ee 12.10.9 12.10.9-ee 12.10.10 12.10.10-ee 12.10.11 12.10.11-ee 12.10.12 12.10.12-ee 12.10.13 12.10.13-ee)
a4=(12.10.14 12.10.14-ee 13.0.0 13.0.0-ee 13.0.1 13.0.1-ee 13.0.3 13.0.3-ee 13.0.4 13.0.4-ee 13.0.5 13.0.5-ee 13.0.6 13.0.6-ee 13.0.7 13.0.7-ee 13.0.8 13.0.8-ee 13.0.9 13.0.9-ee 13.0.10 13.0.10-ee 13.0.12 13.0.12-ee 13.0.13 13.0.13-ee)
a5=(13.0.14 13.0.14-ee 13.1.0 13.1.0-ee 13.1.1 13.1.1-ee 13.1.2 13.1.2-ee 13.1.3 13.1.3-ee 13.1.4 13.1.4-ee 13.1.5 13.1.5-ee 13.1.6 13.1.6-ee 13.1.7 13.1.7-ee 13.1.8 13.1.8-ee 13.1.9 13.1.9-ee 13.1.10 13.1.10-ee)
a6=(13.1.11 13.1.11-ee 13.2.0 13.2.0-ee 13.2.1 13.2.1-ee 13.2.2 13.2.2-ee 13.2.3 13.2.3-ee 13.2.4 13.2.4-ee 13.2.5 13.2.5-ee 13.2.6 13.2.6-ee 13.2.7 13.2.7-ee 13.2.8 13.2.8-ee 13.2.9 13.2.9-ee 13.2.10 13.2.10-ee 13.3.0 13.3.0-ee 13.3.1 13.3.1-ee 13.3.2 13.3.2-ee 13.3.3 13.3.3-ee 13.3.4 13.3.4-ee 13.3.5 13.3.5-ee 13.3.6 13.3.6-ee 13.3.7 13.3.7-ee 13.3.8 13.3.8-ee 13.3.9 13.3.9-ee 13.4.0 13.4.0-ee 13.4.1 13.4.1-ee 13.4.2 13.4.2-ee 13.4.3 13.4.3-ee 13.4.4 13.4.4-ee 13.4.5 13.4.5-ee 13.4.6 13.4.6-ee 13.4.7 13.4.7-ee 13.5.0 13.5.0-ee 13.5.1 13.5.1-ee 13.5.2 13.5.2-ee 13.5.3 13.5.3-ee 13.5.4 13.5.4-ee 13.5.5 13.5.5-ee 13.5.6 13.5.6-ee 13.5.7 13.5.7-ee 13.6.0 13.6.0-ee 13.6.1 13.6.1-ee 13.6.2 13.6.2-ee 13.6.3 13.6.3-ee 13.6.4 13.6.4-ee 13.6.5 13.6.5-ee 13.6.6 13.6.6-ee 13.6.7 13.6.7-ee 13.7.0 13.7.0-ee 13.7.1 13.7.1-ee 13.7.2 13.7.2-ee 13.7.3 13.7.3-ee 13.7.4 13.7.4-ee 13.7.5 13.7.5-ee 13.7.6 13.7.6-ee 13.7.7 13.7.7-ee 13.7.8 13.7.8-ee 13.7.9 13.7.9-ee 13.8.0 13.8.0-ee 13.8.1 13.8.1-ee 13.8.2 13.8.2-ee 13.8.4 13.8.4-ee 13.8.5 13.8.5-ee 13.8.6 13.8.6-ee 13.8.7 13.8.7-ee)
a7=(13.8.8 13.8.8-ee 13.9.0 13.9.0-ee 13.9.1 13.9.1-ee 13.9.2 13.9.2-ee 13.9.3 13.9.3-ee 13.9.4 13.9.4-ee 13.9.5 13.9.5-ee 13.9.6 13.9.6-ee 13.9.7 13.9.7-ee 13.10.0 13.10.0-ee 13.10.1 13.10.1-ee 13.10.2 13.10.2-ee 13.10.3 13.10.3-ee 13.10.4 13.10.4-ee 13.10.5 13.10.5-ee 13.11.0 13.11.0-ee 13.11.1 13.11.1-ee 13.11.2 13.11.2-ee 13.11.3 13.11.3-ee 13.11.4 13.11.4-ee 13.11.5 13.11.5-ee 13.11.6 13.11.6-ee 13.11.7 13.11.7-ee 13.12.0 13.12.0-ee 13.12.1 13.12.1-ee 13.12.2 13.12.2-ee 13.12.3 13.12.3-ee 13.12.4 13.12.4-ee 13.12.5 13.12.5-ee 13.12.6 13.12.6-ee 13.12.7 13.12.7-ee 13.12.8 13.12.8-ee 13.12.9 13.12.9-ee 13.12.10 13.12.10-ee 13.12.11 13.12.11-ee 13.12.12 13.12.12-ee)
a8=(13.12.15 13.12.15-ee 14.0.0 14.0.0-ee 14.0.1 14.0.1-ee 14.0.2 14.0.2-ee 14.0.3 14.0.3-ee 14.0.4 14.0.4-ee 14.0.5 14.0.5-ee 14.0.6 14.0.6-ee 14.0.7 14.0.7-ee 14.0.8 14.0.8-ee 14.0.9 14.0.9-ee 14.0.10 14.0.10-ee 14.10.11 14.10.11-ee)
a9=(14.0.12 14.0.12-ee 14.1.0 14.1.0-ee 14.1.1 14.1.1-ee 14.1.2 14.1.2-ee 14.1.3 14.1.3-ee 14.1.4 14.1.4-ee 14.1.5 14.1.5-ee 14.1.6 14.1.6-ee 14.1.7 14.1.7-ee 14.1.8 14.1.8-ee 14.2.0 14.2.0-ee 14.2.1 14.2.1-ee 14.2.2 14.2.2-ee 14.2.3 14.2.3-ee 14.2.4 14.2.4-ee 14.2.5 14.2.5-ee 14.2.6 14-2.6-ee 14.2.7 14.2.7-ee 14.3.0 14.3.0-ee 14.3.1 14.3.1-ee 14.3.2 14.3.2-ee 14.3.3 14.3.3-ee 14.3.4 14.3.4-ee 14.3.5 14.3.5-ee)
a10=(14.3.6 14.3.6-ee 14.4.0 14.4.0-ee 14.4.1 14.4.1-ee 14.4.2 14.4.2-ee 14.4.3 14.4.3-ee 14.4.4 14.4.4-ee 14.4.5 14.4.5-ee 14.5.0 14.5.0-ee 14.5.1 14.5.1-ee 14.5.2 14.5.2-ee 14.5.3 14.5.3-ee 14.5.4 14.5.4-ee 14.6.0 14.6.0-ee 14.6.1 14.6.1-ee 14.6.2 14.6.2-ee 14.6.3 14.6.3-ee 14.6.4 14.6.4-ee 14.6.5 14.6.5-ee 14.6.6 14.6.6-ee 14.6.7 14.6.7-ee 14.7.0 14.7.0-ee 14.7.1 14.7.1-ee 14.7.2 14.7.2-ee 14.7.3 14.7.3-ee 14.7.4 14.7.4-ee 14.7.5 14.7.5-ee 14.7.6 14.7.6-ee 14.7.7 14.7.7-ee 14.8.0 14.8.0-ee 14.8.1 14.8.1-ee 14.8.2 14.8.2-ee 14.8.3 14.8.3-ee 14.8.4 14.8.4-ee 14.8.5 14.8.5-ee 14.9.0 14.9.0-ee 14.9.1 14.9.1-ee 14.9.2 14.9.2-ee 14.9.3 14.9.3-ee 14.9.4 14.9.4-ee)
a11=(14.9.5 14.9.5-ee 14.10.0 14.10.0-ee 14.10.1 14.10.1-ee 14.10.2 14.10.2-ee 14.10.3 14.10.3-ee 14.10.4 14.10.4-ee)
a12=(14.10.5 14.10.5-ee 15.0.0 15.0.0-ee 15.0.1 15.0.1-ee 15.0.2 15.0.2-ee 15.0.3 15.0.3-ee 15.0.4 15.0.4-ee)
a13=(15.0.5 15.0.5-ee 15.1.0 15.1.0-ee 15.1.1 15.1.1-ee 15.1.2 15.1.2-ee 15.1.3 15.1.3-ee 15.1.4 15.1.4-ee 15.1.5 15.1.5-ee) 
a14=(15.1.6 15.1.6-ee 15.2.0 15.2.0-ee 15.2.1 15.2.1-ee 15.2.2 15.2.2-ee 15.2.3 15.2.3-ee 15.2.4 15.2.4-ee 15.3.0 15.3.0-ee 15.3.1 15.3.1-ee 15.3.2 15.3.2-ee 15.3.3 15.3.3-ee 15.3.4 15.3.4-ee 15.3.5 15.3.5-ee 15.4.0 15.4.0-ee 15.4.2 15.4.2-ee 15.4.3 15.4.3-ee 15.4.4 15.4.4-ee 15.4.5 15.4.5-ee)
a15=(15.4.6 15.4.6-ee 15.5.0 15.5.0-ee 15.5.1 15.5.1-ee 15.5.2 15.5.2-ee 15.5.3 15.5.3-ee 15.5.4 15.5.4-ee 15.5.5 15.5.5-ee 15.5.6 15.5.6-ee 15.5.7 15.5.7-ee 15.5.8 15.5.8-ee 15.5.9 15.5.9-ee 15.6.0 15.6.0-ee 15.6.1 15.6.1-ee 15.6.2 15.6.2-ee 15.6.3 15.6.3-ee 15.6.4 15.6.4-ee 15.6.5 15.6.5-ee 15.6.6 15.6.6-ee 15.6.7 15.6.7-ee 15.6.8 15.6.8-ee 15.7.0 15.7.0-ee 15.7.1 15.7.1-ee 15.7.2 15.7.2-ee 15.7.3 15.7.3-ee 15.7.4 15.7.4-ee 15.7.5 15.7.5-ee 15.7.6 15.7.6-ee 15.7.7 15.7.7-ee 15.7.8 15.7.8-ee 15.7.9 15.7.9-ee 15.8.0 15.8.0-ee 15.8.1 15.8.1-ee 15.8.2 15.8.2-ee 15.8.3 15.8.3-ee 15.8.4 15.8.4-ee 15.8.5 15.8.5-ee 15.8.6 15.8.6-ee 15.9.0 15.9.0-ee 15.9.1 15.9.1-ee 15.9.2 15.9.2-ee 15.9.3 15.9.3-ee 15.9.4 15.9.4-ee 15.9.5 15.9.5-ee 15.9.6 15.9.6-ee 15.9.7 15.9.7-ee 15.9.8 15.9.8-ee 15.10.0 15.10.0-ee 15.10.1 15.10.1-ee 15.10.2 15.10.2-ee 15.10.3 15.10.3-ee 15.10.4 15.10.4-ee 15.10.5 15.10.5-ee 15.10.6 15.10.6-ee 15.10.7 15.10.7-ee 15.11.0 15.11.1-ee 15.11.1-ee 15.11.2-ee 15.11.2-ee 15.11.3 15.11.3-ee 15.11.4 15.11.4-ee 15.11.5 15.11.5-ee 15.11.6 15.11.6-ee 15.11.7 15.11.7-ee 15.11.8 15.11.8-ee 15.11.9 15.11.9-ee 15.11.9 15.11.9-ee 15.11.10 15.11.10-ee 15.11.11 15.11.11-ee 16.0.0 16.0.0-ee 16.0.1 16.0.1-ee 16.0.2 16.0.2-ee 16.0.3 16.0.3-ee 16.0.4 16.0.4-ee 16.0.5 16.0.5-ee 16.0.6 16.0.6-ee 16.0.7 16.0.7-ee 16.1.0 16.1.0-ee 16.1.1 16.1.1-ee)
a16=(16.1.2 16.1.2-ee)

####################################################
### Simple Color/Message Functions and Variables ###
####################################################
ESC=$(printf '\033') 
RST="${ESC}[0m" 
RED="${ESC}[1;31m"
RFL="${ESC}[1;31;5;31m"
GRN="${ESC}[1;32m"
WHT="${ESC}[1;37m" 
ERR='ERROR!'
GME1='There are still'
GME2='Queued'
GME3='Background'
GME4='Migration tasks running'
GME5='This script will wait 5 mins before re-checking and continuing with the upgrade'
GERR='- GitLab or GitLab Runner does not appear to be installed on this server'
MQMS='Checking for Scheduled, Queued and Currently Running Background Migrations'
GRM='This script has completed -'
GRMS='The Server is running the latest version of'
GRMS1='GitLab'
GRMS2='GitLab-Runner'
RERR='- Please run this script as root'

fn_grn() { 
    printf "${GRN}%s${RST}\n" "$1"; 
}

fn_red() { 
    printf "${RED}%s${RST}\n" "$1"; 
}

fn_rfl() { 
    printf "${RFL}%s${RST}\n" "$1"; 
}

fn_wht() { 
    printf "${WHT}%s${RST}\n" "$1"; 
}

fn_runerr() { 
    echo -ne "

    $(fn_rfl "$ERR") $(fn_red "$RERR")

    "
    exit 2
}

fn_glgrerr() { 
    echo -ne "

    $(fn_rfl "$ERR") $(fn_red "$GERR")

    "
}

fn_glm() {
    echo -ne "

    $(fn_grn "$GRM") $(fn_grn "$GRMS") $(fn_wht "$GRMS1" )

    "
}

fn_grm() {
    echo -ne "

    $(fn_grn "$GRM") $(fn_grn "$GRMS") $(fn_wht "$GRMS2" )

    "
}

fn_mrun() {
    echo -ne "
    $(fn_red "$GME1") $(fn_wht "$glrun") $(fn_red "$GME3") $(fn_red "$GME4")

    $(fn_wht "$GME5")
	
    "
}

fn_mqms() {
    echo -ne "

    $(fn_wht "$MQMS")
    "
}

fn_mque() {
    echo -ne "
    $(fn_red "$GME1") $(fn_wht "$glque") $(fn_red "$GME2") $(fn_red "$GME4")

    $(fn_wht "$GME5")
    "
}

fn_snooze() {
	sleep 5m &
	pid=$!

	frames="┤ ┘ ┴ └ ├ ┌ ┬ ┐"
	while kill -0 $pid > /dev/null 2>&1 
	do
		for frame in $frames
		do
			time=$(date +%r)
			printf "%s\r              ... $frame Waiting 5 Mins ...  " "Current Server Time: $time"
			sleep 0.1
		done
	done
	gitlab_check
}

##############################################
### Checking if GitLab-Runner is Installed ###
##############################################
# shellcheck disable=SC2317  # Don't warn about unreachable commands in this function
runner_installed() {
    {
        if ! [ -x "$(command -v gitlab-runner)" ]; then
            gitlab_installed
        else 
            $pkgmgr install gitlab-runner
            fn_grm
            exit 0
        fi
    }
}

###########################################################
#### Detect Package Manger from OS and OSVer Variables ####
########################################################### 
if [ "${OS}" = ubuntu ]; then
	    pkgmgr="apt -y --allow-change-held-packages"
        $pkgmgr update
elif [ "${OS}" = amazon ]; then
    if [ "${OSVER}" = 2 ]; then
        pkgmgr="yum -y"
    fi 
elif [ "${OS}" = red ]; then
	if [ "${OSVER}" = 7 ]; then
		pkgmgr="yum -y"
	else 
        pkgmgr="dnf -y"
	fi
fi

##############################################
### Checking if GitLab-Runner is Installed ###
##############################################
runner_installed() {
    {
        if ! [ -x "$(command -v gitlab-runner)" ]; then
            gitlab_installed
        else 
            $pkgmgr install gitlab-runner
            fn_grm
            exit 0
        fi
    }
}

#######################################
### Checking if GitLab is installed ###
#######################################
gitlab_installed() {
    {
        if ! [ -x "$(command -v gitlab-ctl)"  ]; then
            fn_glgrerr
            exit 1
        else 
            ### Detect if GitLab is CE or EE ###
            if ! grep -ow "gitlab-ce" /opt/gitlab/version-manifest.txt; then
                glt=ee
            else 
                glt=ce
            fi
            export glt
            gitlab_check
        fi
    }
}

######################################
### Migration Backgound Check Loop ###
######################################
function gitlab_check() {
    {
        fn_mqms
        glver=$(cat /var/opt/gitlab/gitlab-rails/VERSION)
        if [[ "$glver" > 14.0.0 ]];then       
            for glque in $(gitlab-rails runner -e production 'puts Gitlab::Database::BackgroundMigration::BatchedMigration.queued.count')
                do 
                    if [[ $glque != 0 ]]; then
                        fn_mque
                        fn_snooze
                    fi
                done
        fi
        for glrun in $(gitlab-rails runner -e production 'puts Gitlab::BackgroundMigration.remaining')
            do 
                if [[ $glrun != 0 ]]; then
                    fn_mrun
                    fn_snooze
                fi
            done
        gitlab_update
    }
}

################################
### Simple Update for GitLab ###
################################
function gitlab_update() {
    {
        glver=$(cat /var/opt/gitlab/gitlab-rails/VERSION)
        
        if [ ! -d /root/gitlab_backups ]; then
            mkdir /root/gitlab_backups
            cp -ar /etc/gitlab/* /root/gitlab_backups
        fi

        for a in "${a1[@]}"
        do 
            if [[ $glver = "$a" ]]; then 
                if [ "${OS}" = ubuntu ]; then
                    $pkgmgr install gitlab-$glt=12.0.12-$glt.0
                else
                    $pkgmgr install gitlab-$glt-12.0.12
                    if [ "${OS}" = red ]; then
                        gitlab-ctl reconfigure
                    fi
                fi
                gitlab_check
            fi
        done
        
        for b in "${a2[@]}"
        do 
            if [[ $glver = "$b" ]]; then 
                if [ "${OS}" = ubuntu ]; then
                    $pkgmgr install gitlab-$glt=12.1.17-$glt.0
                else
                    $pkgmgr install gitlab-$glt-12.1.17
                    if [ "${OS}" = red ]; then
                        gitlab-ctl reconfigure
                    fi
                fi
                gitlab_check
            fi
        done
        
        for c in "${a3[@]}"
        do 
            if [[ $glver = "$c" ]]; then 
                if [ "${OS}" = ubuntu ]; then
                    $pkgmgr install gitlab-$glt=12.10.14-$glt.0
                else
                    $pkgmgr install gitlab-$glt-12.10.14
                    if [ "${OS}" = red ]; then
                        gitlab-ctl reconfigure
                    fi
                fi
                gitlab_check
            fi
        done
        
        for d in "${a4[@]}"
        do
            if [[ $glver = "$d" ]]; then
                if [ "${OS}" = ubuntu ]; then
                    $pkgmgr install gitlab-$glt=13.0.14-$glt.0
                else
                    $pkgmgr install gitlab-$glt-13.0.14
                    if [ "${OS}" = red ]; then
                        gitlab-ctl reconfigure
                    fi
                fi
                gitlab_check
            fi
        done

        for e in "${a5[@]}"
        do
            if [[ $glver = "$e" ]]; then
                if [ "${OS}" = ubuntu ]; then
                    $pkgmgr install gitlab-$glt=13.1.11-$glt.0
                else
                    $pkgmgr install gitlab-$glt-13.1.11
                    if [ "${OS}" = red ]; then
                        gitlab-ctl reconfigure
                    fi
                fi
                gitlab_check
            fi
        done

        for f in "${a6[@]}"
        do
            if [[ $glver = "$f" ]]; then
                if [ "${OS}" = ubuntu ]; then
                    $pkgmgr install gitlab-$glt=13.8.8-$glt.0
                else
                    $pkgmgr install gitlab-$glt-13.8.8
                    if [ "${OS}" = red ]; then
                        gitlab-ctl reconfigure
                    fi
                fi
                gitlab_check
            fi
        done

        for g in "${a7[@]}"
        do
            if [[ $glver = "$g" ]]; then
                if [ "${OS}" = ubuntu ]; then
                    $pkgmgr install gitlab-$glt=13.12.15-$glt.0
                else
                    $pkgmgr install gitlab-$glt-13.12.15
                    if [ "${OS}" = red ]; then
                        gitlab-ctl reconfigure
                    fi
                fi
                gitlab_check
            fi
        done

        for h in "${a8[@]}"
        do
            if [[ $glver = "$h" ]]; then
                if [ "${OS}" = ubuntu ]; then
                    $pkgmgr install gitlab-$glt=14.0.12-$glt.0
                else
                    $pkgmgr install gitlab-$glt-14.0.12
                    if [ "${OS}" = red ]; then
                        gitlab-ctl reconfigure
                    fi
                fi
                # gitlab-ctl restart postgresql # <-- Use only for standalone, not needed for rds
                gitlab_check
            fi
        done

        for i in "${a9[@]}"
        do
            if [[ $glver = "$i" ]]; then
                if [ "${OS}" = ubuntu ]; then
                    $pkgmgr install gitlab-$glt=14.3.6-$glt.0
                else
                    $pkgmgr install gitlab-$glt-14.3.6
                    if [ "${OS}" = red ]; then
                        gitlab-ctl reconfigure
                    fi
                fi
                # gitlab-ctl restart redis # <-- Use only for standalone, not needed for rds
                gitlab_check
            fi
        done

        for j in "${a10[@]}"
        do
            if [[ $glver = "$j" ]]; then
                if [ "${OS}" = ubuntu ]; then
                    $pkgmgr install gitlab-$glt=14.9.5-$glt.0
                else
                    $pkgmgr install gitlab-$glt-14.9.5
                    if [ "${OS}" = red ]; then
                        gitlab-ctl reconfigure
                    fi
                fi
                gitlab_check
            fi
        done

        for k in "${a11[@]}"
        do
            if [[ $glver = "$k" ]]; then
                if [ "${OS}" = ubuntu ]; then
                    $pkgmgr install gitlab-$glt=14.10.5-$glt.0
                else
                    $pkgmgr install gitlab-$glt-14.10.5
                    if [ "${OS}" = red ]; then
                        gitlab-ctl reconfigure
                    fi
                fi
                gitlab_check
            fi
        done

        for l in "${a12[@]}"
        do
            if [[ $glver = "$l" ]]; then
                if [ "${OS}" = ubuntu ]; then
                    $pkgmgr install gitlab-$glt=15.0.5-$glt.0
                else
                    $pkgmgr install gitlab-$glt-15.0.5
                    if [ "${OS}" = red ]; then
                        gitlab-ctl reconfigure
                    fi
                fi
                # gitlab-ctl restart postgesql # <-- Use only for standalone, not needed for rds
                gitlab_check
            fi
        done

        for m in "${a13[@]}"
        do
            if [[ $glver = "$m" ]]; then
                if [ "${OS}" = ubuntu ]; then
                    $pkgmgr install gitlab-$glt=15.1.6-$glt.0
                else
                    $pkgmgr install gitlab-$glt-15.1.6
                    if [ "${OS}" = red ]; then
                        gitlab-ctl reconfigure
                    fi
                fi
                gitlab_check
            fi
        done

        for n in "${a14[@]}"
        do
            if [[ $glver = "$n" ]]; then
                if [ "${OS}" = ubuntu ]; then
                    $pkgmgr install gitlab-$glt=15.4.6-$glt.0
                else
                    $pkgmgr install gitlab-$glt-15.4.6
                    if [ "${OS}" = red ]; then
                        gitlab-ctl reconfigure
                    fi
                fi
                # gitlab-ctl restart redis # <-- Use only for standalone, not needed for rds
                gitlab_check
            fi
        done

        for o in "${a15[@]}"
        do
            if [[ $glver = "$o" ]]; then
                if [ "${OS}" = ubuntu ]; then
                    $pkgmgr install gitlab-$glt=16.1.2-$glt.0
                else
                    $pkgmgr install gitlab-$glt-16.1.2
                    if [ "${OS}" = red ]; then
                        gitlab-ctl reconfigure
                    fi
                fi
                gitlab_check
            fi
        done

        for p in "${a16[@]}"
        do
            if [[ $glver = "$p" ]]; then
                fn_glm
                exit 0
            fi
        done
    }
}

#######################################
### Check for Root / Function Calls ###
#######################################
if [ "$(whoami)" != root ]; then
    fn_runerr
else 
    runner_installed
fi