audiobookshelf/build/debian/DEBIAN/postinst

86 lines
2.5 KiB
Bash

#!/bin/bash
set -e
set -o pipefail
declare -r init_type='auto'
declare -ri no_rebuild='0'
add_user() {
: "${1:?'User was not defined'}"
declare -r user="$1"
declare -r uid="$2"
if [ -z "$uid" ]; then
declare -r uid_flags=""
else
declare -r uid_flags="--uid $uid"
fi
declare -r group="${3:-$user}"
declare -r descr="${4:-No description}"
declare -r shell="${5:-/bin/false}"
if ! getent passwd | grep -q "^$user:"; then
echo "Creating system user: $user in $group with $descr and shell $shell"
useradd $uid_flags --gid $group --no-create-home --system --shell $shell -c "$descr" $user
fi
}
add_group() {
: "${1:?'Group was not defined'}"
declare -r group="$1"
declare -r gid="$2"
if [ -z "$gid" ]; then
declare -r gid_flags=""
else
declare -r gid_flags="--gid $gid"
fi
if ! getent group | grep -q "^$group:" ; then
echo "Creating system group: $group"
groupadd $gid_flags --system $group
fi
}
start_service () {
: "${1:?'Service name was not defined'}"
declare -r service_name="$1"
if hash systemctl 2> /dev/null; then
if [[ "$init_type" == 'auto' || "$init_type" == 'systemd' ]]; then
{
systemctl enable "$service_name.service" && \
systemctl start "$service_name.service"
} || echo "$service_name could not be registered or started"
fi
elif hash service 2> /dev/null; then
if [[ "$init_type" == 'auto' || "$init_type" == 'upstart' || "$init_type" == 'sysv' ]]; then
service "$service_name" start || echo "$service_name could not be registered or started"
fi
elif hash start 2> /dev/null; then
if [[ "$init_type" == 'auto' || "$init_type" == 'upstart' ]]; then
start "$service_name" || echo "$service_name could not be registered or started"
fi
elif hash update-rc.d 2> /dev/null; then
if [[ "$init_type" == 'auto' || "$init_type" == 'sysv' ]]; then
{
update-rc.d "$service_name" defaults && \
"/etc/init.d/$service_name" start
} || echo "$service_name could not be registered or started"
fi
else
echo 'Your system does not appear to use systemd, Upstart, or System V, so the service could not be started'
fi
}
add_group 'audiobookshelf' ''
add_user 'audiobookshelf' '' 'audiobookshelf' 'audiobookshelf user-daemon' '/bin/false'
mkdir -p '/var/log/audiobookshelf'
chown -R 'audiobookshelf:audiobookshelf' '/var/log/audiobookshelf'
chown -R 'audiobookshelf:audiobookshelf' '/usr/share/audiobookshelf'
start_service 'audiobookshelf'