143 lines
3.1 KiB
Bash
Executable File
143 lines
3.1 KiB
Bash
Executable File
#!/bin/bash
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# @Auther skiqqy
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# This script is best run as root inside the root of this repo.
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# This script allows me to enable/disable certain sections of my website.
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# Available units
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units=( git blog wiki irc proj files all )
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RED='\033[0;31m'
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NC='\033[0m'
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# Show the help menu
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help_menu () {
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echo "Welcome!"
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echo -e "e\t->\tEnable a unit."
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echo -e "d\t->\tDisable a unit."
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echo -e "u\t->\tSpecify the path to the units directory"
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echo -e "h\t->\tShows this message."
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}
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# Display an error message and exit.
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# error [message] [exit code]
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error () {
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printf "[${RED}ERROR${NC}] $1\n"
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exit $2
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}
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# links available site to enabled.
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# link [unit]
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link () {
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[ ! -f /etc/nginx/sites-available/$1 ] && error "The unit <$1> file cannot be linked." 1
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ln -s /etc/nginx/sites-available/$1 /etc/nginx/sites-enabled/$1
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}
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# Adds a unit so that nginx can use it, also sets up sym links.
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# add [unit]
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add () {
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echo Enabling $1
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cp $unitsd/$1 /etc/nginx/sites-available
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link $1
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}
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# Remove a unit so that nginx does not use it anymore, also sets up sym links.
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# remove [unit]
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remove () {
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echo Removing $1
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rm -f /etc/nginx/sites-enabled/$1
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}
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# Enable or disable all units.
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# all [ e | d ]
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all () {
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# Test and check valid args
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[ -z $1 ] && error "[ALL] Not given a flag." 1
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! [[ $1 == 'e' || $1 == 'd' ]] && error "[ALL] Not given a valid flag." 1
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REMOVE=()
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ADD=()
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for u in "${units[@]}"
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do
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if [ $u != "all" ]
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then
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if [ $1 == 'e' ]
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then
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ADD+=("$u")
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REMOVE+=("d$u")
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else
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REMOVE+=("$u")
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ADD+=("d$u")
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fi
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fi
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done
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echo "Adding units ( ${ADD[@]} )"
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echo "Removing units ( ${REMOVE[@]} )"
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for u in "${ADD[@]}"
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do
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add $u
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done
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for u in "${REMOVE[@]}"
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do
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remove $u
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done
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}
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# Handle arguments and do basic error checking
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while getopts "he:d:u:" opt
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do
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case $opt in
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h)
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help_menu
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exit 0
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;;
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e | d)
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[ ! -z $unit ] && error "Unit <$unit> already set." 1
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[[ $opt == "e" ]] && oper=e || oper=d
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unit="$OPTARG"
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;;
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u)
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[ -d "$OPTARG" ] && unitsd="$OPTARG" || error "Not <$OPTARG> a valid directory." 1
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;;
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*)
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exit 2
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;;
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esac
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done
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# if not specified, then by default we enable everything
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[ -z $unit ] && unit="all" && oper="e"
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# Unit directory
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unitsd=${unitsd:="./units"}
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unitsd=$(echo $unitsd | sed 's:/*$::') # Remove trailing slash
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# Check that a valid unit was given.
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[[ ! " ${units[@]} " =~ " ${unit} " ]] && error "The unit <$unit> does not exist." 1 \
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|| echo "Unit <$unit> is supported!"
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# Check if we are disabeling, that we have a replacement unit
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[ $oper == "d" ] && [ $unit != "all" ] && [[ ! -f "$unitsd/d$unit" ]] && error "Cannot find replacement unit for <$unit>." 1
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[ $oper == "e" ] && [ $unit != "all" ] && [[ ! -f "$unitsd/$unit" ]] && error "Cannot find unit file for <$unit>" 1
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# Everything is valid, Perform tasks
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if [ $unit == "all" ]
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then
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all $oper
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elif [ $oper == 'e' ]
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then
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add $unit
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remove "d$unit"
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elif [ $oper == 'd' ]
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then
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add "d$unit"
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remove $unit
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echo Disabling $unit
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else
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error "No operation set." 1
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fi
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# Finally we test the new configs, and restart nginx
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service nginx testconfig && systemctl restart nginx || error "nginx config test failed..." 1
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