+++ /dev/null
-#!/bin/sh /etc/rc.common
-# Copyright (C) 2009-2016 OpenWrt.org
-
-START=95
-USE_PROCD=1
-PROCD_DEBUG=1
-PROG=/usr/bin/mini_snmpd
-NAME=mini_snmpd
-
-# mini_snmpd now starts later in the game. Expects filesystems monitored to be already mounted,
-# and at least configuration entry for network physical interface defined in /etc/config/network
-# It handles network interfaces not yet present (e.g. ppp) but will statfs() the root/wrong filesystem if device not mounted
-
-append_disk() {
- local disk="$1"
- [ -z $disk_count ] && disk_count=1
- if grep -qF "$disk" /proc/mounts ; then
- if [ $disk_count -le 4 ] ; then
- append disks "$disk" ','
- disk_count=$((disk_count++))
- else
- logger -s -t mini_snmpd -p daemon.error "more than 4 mountpoints defined in uci. Disc $disk ignored."
- fi
- else
- logger -s -t mini_snmpd -p daemon.error "mountpoint $disk for snmp monitoring not mounted, ignoring."
- fi
-}
-
-append_interface() {
- local name="$1"
- local device
- [ $(ubus -S call network.interface dump | jsonfilter -e "@.interface[@.interface=\"$name\"].device") ] && {
- append interfaces "${device:-$name}" ','
- }
-}
-
-append_arg() {
- local cfg="$1"
- local var="$2"
- local opt="$3"
- local def="$4"
- local val
- config_get val "$cfg" "$var"
- [ -n "$val" -o -n "$def" ] && procd_append_param command $opt "${val:-$def}"
-}
-
-listen_interface_status() {
- local cfg="$1"
-}
-
-watch_interfaces() {
- local cfg="$1"
- local enabled listen_interface
- config_get_bool enabled "$cfg" "enabled" '1'
- [ "$enabled" -gt 0 ] || return 0
- config_get listen_interface "$cfg" listen_interface
- [ "$listen_interface" = "all" ] && return 0
- local listen_interface_up=$(ubus -S call network.interface dump | jsonfilter -e "@.interface[@.interface=\"$listen_interface\"].up")
- # if ubus knows about it regardless if it's status we'll watch for changes.
- [ -n "$listen_interface" -a -n "$listen_interface_up" ] && trigger_interfaces=" ${listen_interface} ${trigger_interfaces}"
-}
-
-service_triggers() {
- #procd_add_reload_trigger mini_snmpd
- procd_open_trigger
- procd_add_config_trigger "config.change" "mini_snmpd" /etc/init.d/mini_snmpd reload
- config_load 'mini_snmpd'
- config_foreach watch_interfaces 'mini_snmpd'
- [ -n "${trigger_interfaces}" ] & {
- for n in $trigger_interfaces ; do
- procd_add_interface_trigger "interface.*" $n /etc/init.d/mini_snmpd restart
- done
- }
- procd_close_trigger
- #procd_add_validation validate_section_mini_snmpd
-}
-
-
-start_instance() {
- local cfg="$1" disks="" interfaces=""
- local ipv6 debug auth
-
- config_get_bool enabled "$cfg" "enabled" '1'
- [ "$enabled" -gt 0 ] || return 1
-
- local listen_interface listen_interface_json listen_interface_ip listen_interface_device listen_interface_up
- config_get_bool ipv6 "$cfg" "ipv6" '0'
- config_get listen_interface "$cfg" listen_interface
- [ -n "$listen_interface" -a "$listen_interface" != "all" ] && {
- listen_interface_json=$(ubus -S call network.interface.$listen_interface status)
- [ -z "$listen_interface_json" ] && {
- logger -s -t mini_snmpd -p daemon.error "interface configured to bind to is not configured in /etc/config/network"
- return 1
- }
- listen_interface_up=$(jsonfilter -s "$listen_interface_json" -e '@.up')
- if [ "$ipv6" -gt 0 ]; then
- listen_interface_ip=$(jsonfilter -s "$listen_interface_json" -e "@['ipv6-address'][0].address")
- else
- listen_interface_ip=$(jsonfilter -s "$listen_interface_json" -e "@['ipv4-address'][0].address")
- fi
- [ -n "$listen_interface_ip" -a "$listen_interface_up" = 'true' ] || {
- logger -s -t mini_snmpd -p daemon.debug "interface configured to bind to is not up yet, procd will try again later"
- return 0
- }
- listen_interface_device=$(jsonfilter -s "$listen_interface_json" -e '@.l3_device')
- }
-
- procd_open_instance
-
- procd_set_param command "$PROG" -n
- procd_set_param stdout "1"
- procd_set_param stderr "1"
- procd_set_param respawn ${respawn_threshold:-3600} ${respawn_timeout:-5} ${respawn_retry:-5}
-
- append_arg "$cfg" community "-c"
- append_arg "$cfg" location "-L"
- append_arg "$cfg" contact "-C"
- append_arg "$cfg" udp_port "-p"
- append_arg "$cfg" tcp_port "-P"
- append_arg "$cfg" vendor_oid "-V"
- append_arg "$cfg" mib_timeout "-t"
-
- [ "$ipv6" -gt 0 ] && procd_append_param command "-6"
- config_get_bool debug "$cfg" "debug" '0'
- [ "$debug" -gt 0 ] && procd_append_param command "-v"
- config_get_bool auth "$cfg" "auth" '0'
- [ "$auth" -gt 0 ] && procd_append_param command "-a"
- config_list_foreach "$cfg" 'disks' append_disk
- [ -n "$disks" ] && procd_append_param command "-d $disks"
- config_list_foreach "$cfg" 'interfaces' append_interface
- [ -n "$interfaces" ] && procd_append_param command "-i $interfaces"
- # https://github.com/troglobit/mini-snmpd/issues/4 - yes I know there is no space after the -I
- [ -n "$listen_interface_device" ] && procd_append_param command "-I$listen_interface_device"
-
- procd_close_instance
-}
-
-start_service() {
- config_load 'mini_snmpd'
- config_foreach start_instance 'mini_snmpd'
-}
-
-reload_service() {
- stop
- start
-}
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