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run.sh
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executable file
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#!/bin/bash
# Run jekyll site at http://127.0.0.1:4000
#
# Requirement:
# Option '-r, --realtime' needs fswatch › http://emcrisostomo.github.io/fswatch/
#
# v2.0
# https://github.com/cotes2020/jekyll-theme-chirpy
# © 2019 Cotes Chung
# Published under MIT License
set -eu
WORK_DIR="$(dirname "$(dirname "$(realpath "$0")")")"
CONTAINER="${WORK_DIR}/.container"
SYNC_TOOL=_scripts/sh/sync_monitor.sh
cmd="bundle exec jekyll s"
realtime=false
docker=false
_help() {
echo "Usage:"
echo
echo " bash run.sh [options]"
echo
echo "Options:"
echo " -H, --host <HOST> Host to bind to"
echo " -P, --port <PORT> Port to listen on"
echo " -b, --baseurl <URL> The site relative url that start with slash, e.g. '/project'"
echo " -h, --help Print the help information"
echo " -t, --trace Show the full backtrace when an error occurs"
echo " -r, --realtime Make the modified content updated in real time"
echo " --docker Run within docker"
}
_cleanup() {
rm -rf "$CONTAINER"
ps aux | grep fswatch | awk '{print $2}' | xargs kill -9 > /dev/null 2>&1
}
_setup_docker() {
# docker image `jekyll/jekyll` based on Alpine Linux
echo "http://dl-cdn.alpinelinux.org/alpine/edge/community" >> /etc/apk/repositories
apk update
apk add yq
chown -R jekyll:jekyll "$CONTAINER"
}
_init() {
if [[ -f Gemfile.lock ]]; then
rm -f Gemfile.lock
fi
if [[ -d $CONTAINER ]]; then
rm -rf "$CONTAINER"
fi
local temp="$(mktemp -d)"
cp -r ./* "$temp"
cp -r ./.git "$temp"
mv "$temp" "$CONTAINER"
trap _cleanup INT
}
_check_unset() {
if [[ -z ${1:+unset} ]]; then
_help
exit 1
fi
}
_check_command() {
if [[ -z $(command -v "$1") ]]; then
echo "Error: command '$1' not found !"
echo "Hint: Get '$1' on <$2>"
exit 1
fi
}
_run() {
cd "$CONTAINER"
bash _scripts/sh/create_pages.sh
bash _scripts/sh/dump_lastmod.sh
if $realtime; then
exclude_regex="\/\..*"
if [[ $OSTYPE == "darwin"* ]]; then
exclude_regex="/\..*" # darwin gcc treat regex '/' as character '/'
fi
fswatch -e "$exclude_regex" -0 -r \
--event Created --event Removed \
--event Updated --event Renamed \
--event MovedFrom --event MovedTo \
"$WORK_DIR" | xargs -0 -I {} bash "./${SYNC_TOOL}" {} "$WORK_DIR" . &
fi
if $docker; then
cmd+=" -H 0.0.0.0"
else
cmd+=" -l -o"
fi
echo "\$ $cmd"
eval "$cmd"
}
main() {
_init
if $docker; then
_setup_docker
fi
_run
}
while (($#)); do
opt="$1"
case $opt in
-H | --host)
_check_unset "$2"
cmd+=" -H $2"
shift # past argument
shift # past value
;;
-P | --port)
_check_unset "$2"
cmd+=" -P $2"
shift
shift
;;
-b | --baseurl)
_check_unset "$2"
if [[ $2 == \/* ]]; then
cmd+=" -b $2"
else
_help
exit 1
fi
shift
shift
;;
-t | --trace)
cmd+=" -t"
shift
;;
-r | --realtime)
_check_command fswatch "http://emcrisostomo.github.io/fswatch/"
realtime=true
shift
;;
--docker)
docker=true
shift
;;
-h | --help)
_help
exit 0
;;
*)
# unknown option
_help
exit 1
;;
esac
done
main