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137 lines
4.7 KiB
137 lines
4.7 KiB
#!/bin/sh /etc/rc.common
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# Copyright (C) 2015-2016 OpenWrt.org
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START=99
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USE_PROCD=1
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append_num() {
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local cfg="$1"
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local file="$2"
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local var="$3"
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local opt="$4"
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local def="$5"
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local val
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config_get val "$cfg" "$var"
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[ -n "$val" -o -n "$def" ] && echo -e "\t$opt = ${val:-$def};" >> $file
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}
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append_str() {
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local cfg="$1"
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local file="$2"
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local var="$3"
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local opt="$4"
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local def="$5"
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local val
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config_get val "$cfg" "$var"
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[ -n "$val" -o -n "$def" ] && echo -e "\t$opt = \"${val:-$def}\";" >> $file
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}
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start_instance() {
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local cfg=$1
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local conf_custom conf_file aux
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config_get_bool aux "$cfg" 'disabled' '0'
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[ "$aux" = 1 ] && return 1
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config_get_bool conf_custom "$cfg" 'conf_custom' '0'
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config_get conf_file "$cfg" "conf_file"
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if [ $conf_custom -ne 1 ] && [ ! -n "$conf_file" ]; then
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mkdir -p /var/etc
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conf_file="/var/etc/shairport-sync-${cfg}.conf"
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echo -e "// Automatically generated from UCI config\n" > $conf_file
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# General
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echo -e "general =" >> $conf_file
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echo -e "{" >> $conf_file
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append_str "$cfg" "$conf_file" name "name"
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append_str "$cfg" "$conf_file" password "password"
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append_str "$cfg" "$conf_file" interpolation "interpolation"
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append_str "$cfg" "$conf_file" output_backend "output_backend"
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append_str "$cfg" "$conf_file" mdns_backend "mdns_backend"
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append_num "$cfg" "$conf_file" port "port"
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append_num "$cfg" "$conf_file" udp_port_base "udp_port_base"
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append_num "$cfg" "$conf_file" udp_port_range "udp_port_range"
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append_str "$cfg" "$conf_file" statistics "statistics"
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append_num "$cfg" "$conf_file" drift "drift"
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append_num "$cfg" "$conf_file" resync_threshold "resync_threshold"
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append_num "$cfg" "$conf_file" log_verbosity "log_verbosity"
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append_str "$cfg" "$conf_file" ignore_volume_control "ignore_volume_control"
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append_num "$cfg" "$conf_file" volume_range_db "volume_range_db"
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append_str "$cfg" "$conf_file" regtype "regtype"
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echo -e "};\n" >> $conf_file
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# Metadata
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echo -e "metadata =" >> $conf_file
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echo -e "{" >> $conf_file
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append_str "$cfg" "$conf_file" metadata_enabled "enabled"
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append_str "$cfg" "$conf_file" metadata_cover_art "include_cover_art"
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append_str "$cfg" "$conf_file" metadata_pipe_name "pipe_name"
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echo -e "};\n" >> $conf_file
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# Session control
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echo -e "sessioncontrol =" >> $conf_file
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echo -e "{" >> $conf_file
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append_str "$cfg" "$conf_file" sesctl_run_before_play_begins "run_this_before_play_begins"
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append_str "$cfg" "$conf_file" sesctl_run_after_play_ends "run_this_after_play_ends"
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append_str "$cfg" "$conf_file" sesctl_wait_for_completion "wait_for_completion"
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append_str "$cfg" "$conf_file" sesctl_session_interruption "allow_session_interruption"
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append_num "$cfg" "$conf_file" sesctl_session_timeout "session_timeout"
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echo -e "};\n" >> $conf_file
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# Alsa audio back end
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echo -e "alsa =" >> $conf_file
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echo -e "{" >> $conf_file
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append_str "$cfg" "$conf_file" alsa_output_device "output_device"
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append_str "$cfg" "$conf_file" alsa_mixer_control_name "mixer_control_name"
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append_str "$cfg" "$conf_file" alsa_mixer_device "mixer_device"
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append_num "$cfg" "$conf_file" alsa_latency_offset "audio_backend_latency_offset"
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append_num "$cfg" "$conf_file" alsa_buffer_length "audio_backend_buffer_desired_length"
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append_str "$cfg" "$conf_file" alsa_disable_synchronization "disable_synchronization"
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append_num "$cfg" "$conf_file" alsa_period_size "period_size"
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append_num "$cfg" "$conf_file" alsa_buffer_size "buffer_size"
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echo -e "};\n" >> $conf_file
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# Pipe audio back end
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echo -e "pipe =" >> $conf_file
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echo -e "{" >> $conf_file
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append_str "$cfg" "$conf_file" pipe_name "name"
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append_num "$cfg" "$conf_file" pipe_latency_offset "audio_backend_latency_offset"
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append_num "$cfg" "$conf_file" pipe_buffer_length "audio_backend_buffer_desired_length"
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echo -e "};\n" >> $conf_file
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# Stdout audio back end
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echo -e "stdout =" >> $conf_file
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echo -e "{" >> $conf_file
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append_num "$cfg" "$conf_file" stdout_latency_offset "audio_backend_latency_offset"
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append_num "$cfg" "$conf_file" stdout_buffer_length "audio_backend_buffer_desired_length"
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echo -e "};\n" >> $conf_file
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# AO audio back end
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echo -e "ao =" >> $conf_file
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echo -e "{" >> $conf_file
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append_num "$cfg" "$conf_file" ao_latency_offset "audio_backend_latency_offset"
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append_num "$cfg" "$conf_file" ao_buffer_length "audio_backend_buffer_desired_length"
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echo -e "};\n" >> $conf_file
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fi
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procd_open_instance
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procd_set_param command /usr/bin/shairport-sync
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procd_append_param command -c $conf_file
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config_get_bool aux "$cfg" 'respawn' '0'
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[ "$aux" = 1 ] && procd_set_param respawn
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procd_close_instance
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}
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service_triggers() {
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procd_add_reload_trigger "shairport-sync"
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}
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start_service() {
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config_load shairport-sync
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config_foreach start_instance shairport-sync
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}
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