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- #!/bin/sh /etc/rc.common
- # Copyright © 2012 OpenWrt.org
- #
- # This is free software, licensed under the GNU General Public License v2.
- # See /LICENSE for more information.
- #
- START=70
- STOP=30
-
- USERS_C=/var/etc/nut/upsd.users
- UPSD_C=/var/etc/nut/upsd.conf
- UPS_C=/var/etc/nut/ups.conf
-
- USE_PROCD=1
-
- get_write_driver_config() {
- local cfg="$1"
- local var="$2"
- local def="$3"
- local flag="$4"
- local val
-
- [ -z "$flag" ] && {
- config_get val "$cfg" "$var" "$def"
- [ -n "$val" ] && [ "$val" != "0" ] && echo "$var = $val" >>"$UPS_C"
- }
-
- [ -n "$flag" ] && {
- config_get_bool val "$cfg" "$var" "$def"
- [ "$val" = 1 ] && echo "$var" >>"$UPS_C"
- }
- }
-
- upsd_statepath() {
- local statepath
-
- config_get statepath upsd statepath /var/run/nut
- STATEPATH="$statepath"
- }
-
- upsd_runas() {
- local runas
-
- [ -n "$RUNAS" ] && return 0
-
- config_get runas upsd runas nut
- RUNAS="$runas"
- }
-
- listen_address() {
- local cfg="$1"
-
- config_get address "$cfg" address "::1"
- config_get port "$cfg" port
- echo "LISTEN $address $port" >>"$UPSD_C"
- }
-
- upsd_config() {
- local cfg="$1"
- local maxage maxconn certfile runas statepath
-
- # Note runas support requires you make sure USB device file is readable by
- # the runas user
- config_get runas "$cfg" runas nut
- RUNAS="$runas"
-
- config_get statepath "$cfg" statepath /var/run/nut
- STATEPATH="$statepath"
-
- config_get maxage "$cfg" maxage
- [ -n "$maxage" ] && echo "MAXAGE $maxage" >>"$UPSD_C"
-
- [ -n "$statepath" ] && echo "STATEPATH $statepath" >>"$UPSD_C"
-
- config_get maxconn "$cfg" maxconn
- [ -n "$maxconn" ] && echo "MAXCONN $maxconn" >>"$UPSD_C"
-
- #NOTE: certs only apply to SSL-enabled version
- config_get certfile "$cfg" certfile
- [ -n "$certfile" ] && echo "CERTFILE $certfile" >>"$UPSD_C"
- }
-
- nut_user_add() {
- local cfg="$1"
- local a
- local val
-
- config_get val "$cfg" username "$1"
- echo "[$val]" >> "$USERS_C"
-
- config_get val "$cfg" password
- echo " password = $val" >> "$USERS_C"
-
- config_get val "$cfg" actions
- for a in $val; do
- echo " actions = $a" >> "$USERS_C"
- done
-
- instcmd() {
- local val="$1"
- echo " instcmds = $val" >> "$USERS_C"
- }
-
- config_list_foreach "$cfg" instcmd instcmd
-
- config_get val "$cfg" upsmon
- if [ -n "$val" ]; then
- echo " upsmon $val" >> "$USERS_C"
- fi
- }
-
- build_server_config() {
- mkdir -p "$(dirname "$UPSD_C")"
- chmod 0640 "$UPS_C"
- rm -f "$USERS_C"
- rm -f "$UPSD_C"
- rm -f /var/etc/nut/nut.conf
-
- echo "# Config file automatically generated from UCI config" > "$USERS_C"
- echo "# Config file automatically generated from UCI config" > "$UPSD_C"
-
- config_foreach nut_user_add user
- config_foreach listen_address listen_address
- config_foreach upsd_config upsd
- echo "MODE=netserver" >>/var/etc/nut/nut.conf
-
- chmod 0640 "$USERS_C"
- chmod 0640 "$UPSD_C"
- chmod 0644 /var/etc/nut/nut.conf
-
- [ -d "${STATEPATH}" ] || {
- mkdir -p "${STATEPATH}"
- chmod 0750 "${STATEPATH}"
- }
-
- if [ -n "$RUNAS" ]; then
- chown "$RUNAS":"$(id -gn "$RUNAS")" "${STATEPATH}"
- chgrp "$(id -gn "$RUNAS")" "$USERS_C"
- chgrp "$(id -gn "$RUNAS")" "$UPSD_C"
- fi
- haveserver=1
- }
-
- build_driver_config() {
- local cfg="$1"
-
- echo "[$cfg]" >>"$UPS_C"
-
- get_write_driver_config "$cfg" bus
- get_write_driver_config "$cfg" community
- get_write_driver_config "$cfg" desc
- get_write_driver_config "$cfg" driver "usbhid-ups"
- get_write_driver_config "$cfg" ignorelb 0 1
- get_write_driver_config "$cfg" interruptonly 0 1
- get_write_driver_config "$cfg" interruptsize
- get_write_driver_config "$cfg" maxreport
- get_write_driver_config "$cfg" maxstartdelay
- get_write_driver_config "$cfg" mfr
- get_write_driver_config "$cfg" model
- get_write_driver_config "$cfg" nolock 0 1
- get_write_driver_config "$cfg" notransferoids 0 1
- get_write_driver_config "$cfg" offdelay
- get_write_driver_config "$cfg" ondelay
- get_write_driver_config "$cfg" pollfreq
- get_write_driver_config "$cfg" port "auto"
- get_write_driver_config "$cfg" product
- get_write_driver_config "$cfg" productid
- get_write_driver_config "$cfg" retrydelay
- get_write_driver_config "$cfg" sdorder
- get_write_driver_config "$cfg" sdtime
- get_write_driver_config "$cfg" serial
- get_write_driver_config "$cfg" snmp_version
- get_write_driver_config "$cfg" snmp_retries
- get_write_driver_config "$cfg" snmp_timeout
- get_write_driver_config "$cfg" synchronous
- get_write_driver_config "$cfg" vendor
- get_write_driver_config "$cfg" vendorid
-
- defoverride() {
- local overvar="$1"
- local defover="$2"
- local overtype="$(echo "$overvar" | tr '.' '_')"
- local overval
-
- config_get overval "${defover}_${overtype}" value
- [ -n "$overval" ] && echo "${defover}.${overvar} = $overval" >>"$UPS_C"
- }
-
- config_list_foreach "$cfg" override defoverride override
- config_list_foreach "$cfg" default defoverride default
-
- other() {
- local othervar="$1"
- local othervarflag="$2"
- local otherval
-
- if [ "$othervarflag" = "otherflag" ]; then
- config_get_bool otherval "${othervarflag}_${othervar}" value
- [ "$otherval" = "1" ] && echo "${othervar}" >>"$UPS_C"
- else
- config_get otherval "${othervarflag}_${othervar}" value
- [ -n "$otherval" ] && echo "${othervar} = $otherval" >>"$UPS_C"
- fi
- }
-
- config_list_foreach "$cfg" other other
- config_list_foreach "$cfg" other otherflag
- echo "" >>$UPS_C
- havedriver=1
- }
-
- build_global_driver_config() {
- local cfg="$1"
-
- # Global driver config
- get_write_driver_config "$cfg" chroot
- get_write_driver_config "$cfg" driverpath
- get_write_driver_config "$cfg" maxstartdelay
- get_write_driver_config "$cfg" maxretry
- get_write_driver_config "$cfg" retrydelay
- get_write_driver_config "$cfg" pollinterval
- get_write_driver_config "$cfg" synchronous
- config_get runas "$cfg" user nut
- RUNAS="$runas"
-
- echo "" >>"$UPS_C"
- }
-
- build_config() {
- local STATEPATH=/var/run/nut
-
- mkdir -p "$(dirname "$UPS_C")"
- rm -f "$UPS_C"
- echo "# Config file automatically generated from UCI config" > "$UPS_C"
- chmod 0640 "$UPS_C"
-
- config_load nut_server
-
- upsd_runas
- config_foreach build_global_driver_config driver_global
- config_foreach build_driver_config driver
- upsd_statepath
- build_server_config
- [ -n "$RUNAS" ] && chgrp "$(id -gn "$RUNAS")" "$UPS_C"
- }
-
- start_driver_instance() {
- local cfg="$1"
- local requested="$2"
- local driver
- local STATEPATH=/var/run/nut
- local RUNAS=nut
-
- [ "$havedriver" != 1 ] && return
-
- # If wanting a specific instance, only start it
- if [ "$requested" != "$cfg" ] && [ "$request" != "" ]; then
- return 0
- fi
-
- mkdir -p "$(dirname "$UPS_C")"
- chmod 0755 "$UPS_C"
-
- upsd_statepath
- build_config
-
- # Avoid hotplug inadvertenly restarting driver during
- # forced shutdown
- [ -f /var/run/killpower ] && return 0
- if [ -d /var/run/nut ] && [ -f /var/run/nut/disable-hotplug ]; then
- return 0
- fi
-
- if [ -n "$RUNAS" ]; then
- chown "$RUNAS":"$(id -gn "$RUNAS")" "${STATEPATH}"
- chgrp "$(id -gn "$RUNAS")" "$UPS_C"
- fi
-
- config_get driver "$cfg" driver "usbhid-ups"
- procd_open_instance "$cfg"
- procd_set_param respawn
- procd_set_param stderr 0
- procd_set_param stdout 1
- procd_set_param command /lib/nut/"${driver}" -D -a "$cfg" ${RUNAS:+-u "$RUNAS"}
- procd_close_instance
- }
-
- interface_triggers() {
- local action="$1"
- local triggerlist trigger
-
- config_get triggerlist upsd triggerlist
-
- . /lib/functions/network.sh
-
- if [ -n "$triggerlist" ]; then
- for trigger in $triggerlist; do
- if [ "$action" = "add_trigger" ]; then
- procd_add_interface_trigger "interface.*" "$trigger" /etc/init.d/nut-server reload
- else
- network_is_up "$trigger" && return 0
- fi
- done
- else
- if [ "$action" = "add_trigger" ]; then
- procd_add_raw_trigger "interface.*.up" 2000 /etc/init.d/nut-server reload
- else
- ubus call network.device status | grep -q '"up": true' && return 0
- fi
- fi
- [ "$action" = "add_trigger" ] || return 1
- }
-
- start_server_instance() {
- local cfg="$1"
-
- [ "$haveserver" != 1 ] && return
- interface_triggers "check_interface_up" || return
-
- procd_open_instance "$cfg"
- procd_set_param respawn
- procd_set_param stderr 0
- procd_set_param stdout 1
- procd_set_param command /usr/sbin/upsd -D ${RUNAS:+-u "$RUNAS"}
- procd_close_instance
- }
-
- start_service() {
- local STATEPATH=/var/run/nut
-
- # Avoid hotplug inadvertenly restarting driver during
- # forced shutdown
- [ -f /var/run/killpower ] && return 0
-
- config_load nut_server
- build_config
-
- case $@ in
- "")
- config_foreach start_driver_instance driver "$@"
- start_server_instance upsd
- ;;
- *upsd*)
- start_server_instance upsd
- ;;
- *)
- config_foreach start_driver_instance driver "$@"
- ;;
- esac
- }
-
- reload_service() {
- stop_service "$@"
- sleep 2
- start_service "$@"
- }
-
- service_triggers() {
- config_load nut_server
-
- interface_triggers "add_trigger"
- procd_add_reload_trigger "nut_server"
- }
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