packages/net/transmission/files/transmission.init

#!/bin/sh /etc/rc.common

START=99
BIN=/usr/bin/transmission-daemon
SSD=start-stop-daemon

LIST_SEP="
"
append_params() {
	local p; local v; local s="$1"; shift
	for p in $*; do
		config_get v "$s" "$p"
		IFS="$LIST_SEP"
		for v in $v; do
			[ -n "$v" ] && (
				echo "\""$p"\": "$v"," | sed -e 's|_|-|g' >> $config_dir/settings.json
			)
		done
		unset IFS
	done
}

append_params_quotes() {
	local p; local v; local s="$1"; shift
	for p in $*; do
		config_get v "$s" "$p"
		IFS="$LIST_SEP"
		for v in $v; do
			[ -n "$v" ] && (
				echo -n "\""$p | sed -e 's|/|\\/|g;s|_|-|g' >> $config_dir/settings.json; \
				echo "\": \""$v"\"," >> $config_dir/settings.json
			)
		done
		unset IFS
	done
}

start_service() {
	local s="$1"
	local enabled=0
	local run_as_usr='root'
	local open_file_limit=0
	local ulimit_files=$(ulimit -n)

	# disabled?
	config_get_bool enabled "$s" enabled 0
	[ "$enabled" = 0 ] && return 0
	config_get config_dir "$s" config_dir '/tmp/transmission'
	mkdir -p "$config_dir"
	config_get run_as_usr "$s" run_daemon_as_user 'root'

	echo "{" > $config_dir/settings.json

	append_params "$s" \
		alt_speed_down alt_speed_enabled alt_speed_time_begin alt_speed_time_day \
		alt_speed_time_enabled alt_speed_time_end alt_speed_up blocklist_enabled \
		cache_size_mb download_queue_enabled download_queue_size \
		dht_enabled encryption idle_seeding_limit idle_seeding_limit_enabled \
		incomplete_dir_enabled lazy_bitfield_enabled lpd_enabled message_level \
		open_file_limit peer_limit_global peer_limit_per_torrent peer_port \
		peer_port_random_high peer_port_random_low peer_port_random_on_start \
		peer_socket_tos pex_enabled port_forwarding_enabled preallocation prefetch_enabled \
		ratio_limit ratio_limit_enabled rename_partial_files rpc_authentication_required \
		rpc_enabled rpc_port rpc_whitelist_enabled queue_stalled_enabled \
		queue_stalled_minutes scrape_paused_torrents_enabled script_torrent_done_enabled \
		seed_queue_enabled seed_queue_size \
		speed_limit_down speed_limit_down_enabled speed_limit_up \
		speed_limit_up_enabled start_added_torrents trash_original_torrent_files \
		umask upload_slots_per_torrent utp_enabled scrape_paused_torrents \
		watch_dir_enabled

	append_params_quotes "$s" \
		blocklist_url bind_address_ipv4 bind_address_ipv6 download_dir incomplete_dir \
		peer_congestion_algorithm rpc_bind_address rpc_password rpc_url \
		rpc_username rpc_whitelist script_torrent_done_filename watch_dir

	echo "\""invalid-key"\": false" >> $config_dir/settings.json
	echo "}" >> $config_dir/settings.json

	chown -R $run_as_usr $config_dir

	config_get open_file_limit "$s" open_file_limit 32
	open_limit_files=$(($open_file_limit + 8))

	if [ ${open_file_limit} -gt ${ulimit_files} ]; then
		ulimit -n $open_limit_files
	fi

	eval "$SSD -c $run_as_usr -q -b -x $BIN -S -- -g $config_dir"
}

start() {
	config_load transmission
	config_foreach start_service transmission
}

stop() {
	service_kill $(basename $BIN)
}

restart() {
	stop; sleep 5; start
}