#!/bin/sh
set -ef

. /run/ngx/iep/00-common.envsh

## hack: override "cache", "lib" and "log" from /angie (and possibly from /etc/angie)
fake_dir=$(mktemp -d)
if [ "${NGX_HTTP_STATIC_MERGE}" = 0 ] ; then
	persist_dirs="${persist_dirs} static"
fi
for n in ${persist_dirs} ; do touch "${fake_dir}/$n" ; done

install -d "${target_root}"
overlaydirs --merge "${target_root}" /etc/angie.dist /etc/angie /angie "${fake_dir}"

## fixup after merge
for n in ${persist_dirs} ; do rm -f "${target_root}/$n" ; done
rm -rf "${fake_dir}"
if [ -d "${target_root}/mod" ] ; then
	find "${target_root}/mod/" -follow -name '.*.preseed' -type f -exec rm -f {} +
fi

if [ "${NGX_HTTP_STATIC_MERGE}" = 0 ] ; then
	src0=/etc/angie.dist/static
	dst="${target_root}/static"

	for r in /angie /etc/angie ; do
		src="$r/static"
		[ -d "${src}" ] || continue
		if [ -h "${src}" ] ; then
			log_always "${src} is a symbolic link, skipping!"
			continue
		fi

		install -d "${dst}"
		overlaydirs --merge "${dst}" ${src0} "${src}"
		break
	done
	[ -d "${dst}" ] || {
		log_always "static directory is almost empty!"
		install -d "${dst}"
		overlaydirs --merge "${dst}" ${src0}
	}
fi

exit 0