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#!/bin/sh
set -e
if [ "$1" = "configure" ]; then
# Add user and group
if ! getent group caddy >/dev/null; then
groupadd --system caddy
fi
if ! getent passwd caddy >/dev/null; then
useradd --system \
--gid caddy \
--create-home \
--home-dir /var/lib/caddy \
--shell /usr/sbin/nologin \
--comment "Caddy web server" \
caddy
fi
if getent group www-data >/dev/null; then
usermod -aG www-data caddy
fi
# handle cases where package was installed and then purged;
# user and group will still exist but with no home dir
if [ ! -d /var/lib/caddy ]; then
mkdir -p /var/lib/caddy
chown caddy:caddy /var/lib/caddy
fi
# Add log directory with correct permissions
if [ ! -d /var/log/caddy ]; then
mkdir -p /var/log/caddy
chown caddy:caddy /var/log/caddy
fi
fi
if [ "$1" = "configure" ] || [ "$1" = "abort-upgrade" ] || [ "$1" = "abort-deconfigure" ] || [ "$1" = "abort-remove" ] ; then
# This will only remove masks created by d-s-h on package removal.
deb-systemd-helper unmask caddy.service >/dev/null || true
deb-systemd-helper unmask caddy-api.service >/dev/null || true
# was-enabled defaults to true, so new installations run enable.
if deb-systemd-helper --quiet was-enabled caddy.service; then
# Enables the unit on first installation, creates new
# symlinks on upgrades if the unit file has changed.
deb-systemd-helper enable caddy.service >/dev/null || true
deb-systemd-invoke start caddy.service >/dev/null || true
else
# Update the statefile to add new symlinks (if any), which need to be
# cleaned up on purge. Also remove old symlinks.
deb-systemd-helper update-state caddy.service >/dev/null || true
deb-systemd-helper update-state caddy-api.service >/dev/null || true
fi
# Restart only if it was already started
if [ -d /run/systemd/system ]; then
systemctl --system daemon-reload >/dev/null || true
if [ -n "$2" ]; then
deb-systemd-invoke try-restart caddy.service >/dev/null || true
deb-systemd-invoke try-restart caddy-api.service >/dev/null || true
fi
fi
fi
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