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

START=90
STOP=10

USE_PROCD=1

PROG=/usr/bin/syncthing

service_triggers()
{
  procd_add_reload_trigger "syncthing"
}

start_service() {
  local gui_address home enabled nice macprocs user
  config_load "syncthing"

  # Some of the default values below might not match the defaults
  #   in /etc/config/syncthing: the reason is to remain backwards
  #   compatible with the older versions of this service as it
  #   evolves.

  config_get_bool enabled syncthing enabled 1
  [ "$enabled" -gt 0 ] || return 0

  config_get user syncthing user 'root'
  config_get gui_address syncthing gui_address "http://127.0.0.1:8384"
  config_get home syncthing home "/etc/syncthing"

  # For backwards compatibility
  IDX_DB=$(readlink -n "$home"/index-v0.14.0.db)
  if [ ! -z "$IDX_DB" ]; then
    [ -d "$IDX_DB" ] || mkdir -p "$IDX_DB"

    # A separate step to handle an upgrade use case
    [ -d "$IDX_DB" ] && chown -R $user:$user "$IDX_DB"
  fi

  [ -d "$home" ] || mkdir -p "$home"
  # A separate step to handle an upgrade use case
  [ -d "$home" ] && chown -R $user:$user "$home"

  # Changes to "niceness"/macprocs are not picked up by "reload_config"
  #   nor by "restart": the service has to be stopped/started
  #   for it to take effect
  config_get nice syncthing nice "0"

  config_get macprocs syncthing macprocs 0
  if [ $macprocs -le 0 ]; then
    # Default to the number of cores in this case
    macprocs=$(grep -c ^processor /proc/cpuinfo)
  fi

  procd_open_instance
  procd_set_param command "$PROG"
  procd_set_param file /etc/config/syncthing
  procd_set_param env GOMAXPROCS="$macprocs" STNOUPGRADE=1
  procd_append_param command -gui-address="$gui_address"
  procd_append_param command -home="$home"
  procd_append_param command -no-browser
  procd_set_param nice "$nice"
  procd_set_param term_timeout 15
  procd_set_param user "$user"
  procd_set_param respawn
  procd_set_param stdout 1
  procd_set_param stderr 1
  procd_close_instance
}