#!/bin/sh /etc/rc.common
# OpenWRT procd init script for mhrv-rs.
# Install as /etc/init.d/mhrv-rs, then:
#   /etc/init.d/mhrv-rs enable
#   /etc/init.d/mhrv-rs start
#
# Expects:
#   /usr/bin/mhrv-rs           (the static musl binary from the release)
#   /etc/mhrv-rs/config.json   (your config)

START=99
USE_PROCD=1

BIN=/usr/bin/mhrv-rs
CONFIG=/etc/mhrv-rs/config.json

start_service() {
    [ -x "$BIN" ] || return 1
    [ -f "$CONFIG" ] || return 1

    procd_open_instance
    procd_set_param command "$BIN" --config "$CONFIG" --no-cert-check
    procd_set_param respawn 3600 5 5
    procd_set_param stdout 1
    procd_set_param stderr 1
    procd_set_param file "$CONFIG"
    # Issue #8 — OpenWRT's default fd limit is tiny (often 1024 and sometimes
    # as low as 256 on constrained devices). A browser's parallel sub-resource
    # burst fills it in seconds and accept(2) starts returning EMFILE. 16k is
    # plenty for a local proxy and costs virtually no kernel memory.
    procd_set_param limits nofile="16384 16384"
    procd_close_instance
}

reload_service() {
    stop
    start
}