bashio/lib/host.sh
2025-04-22 12:28:35 +02:00

171 lines
6.4 KiB
Bash

#!/usr/bin/env bash
# ==============================================================================
# Home Assistant Community Add-ons: Bashio
# Bashio is a bash function library for use with Home Assistant add-ons.
#
# It contains a set of commonly used operations and can be used
# to be included in add-on scripts to reduce code duplication across add-ons.
# ==============================================================================
# ------------------------------------------------------------------------------
# Reload the host controller.
# ------------------------------------------------------------------------------
function bashio::host.reload() {
bashio::log.trace "${FUNCNAME[0]}"
bashio::api.supervisor POST /host/reload
}
# ------------------------------------------------------------------------------
# Shuts down the host system.
# ------------------------------------------------------------------------------
function bashio::host.shutdown() {
bashio::log.trace "${FUNCNAME[0]}"
bashio::api.supervisor POST /host/shutdown
}
# ------------------------------------------------------------------------------
# Reboots the host system.
# ------------------------------------------------------------------------------
function bashio::host.reboot() {
bashio::log.trace "${FUNCNAME[0]}"
bashio::api.supervisor POST /host/reboot
}
# ------------------------------------------------------------------------------
# Returns the logs created by the host system.
# ------------------------------------------------------------------------------
function bashio::host.logs() {
bashio::log.trace "${FUNCNAME[0]}"
bashio::api.supervisor GET /host/logs true
}
# ------------------------------------------------------------------------------
# Returns a JSON object with generic Host information.
#
# Arguments:
# $1 Cache key to store results in (optional)
# $2 jq Filter to apply on the result (optional)
# ------------------------------------------------------------------------------
function bashio::host() {
local cache_key=${1:-'host.info'}
local filter=${2:-}
local info
local response
bashio::log.trace "${FUNCNAME[0]}" "$@"
if bashio::cache.exists "${cache_key}"; then
bashio::cache.get "${cache_key}"
return "${__BASHIO_EXIT_OK}"
fi
if bashio::cache.exists 'host.info'; then
info=$(bashio::cache.get 'host.info')
else
info=$(bashio::api.supervisor GET /host/info false)
if [ "$?" -ne "${__BASHIO_EXIT_OK}" ]; then
bashio::log.error "Failed to get host info from Supervisor API"
return "${__BASHIO_EXIT_NOK}"
fi
bashio::cache.set 'host.info' "${info}"
fi
response="${info}"
if bashio::var.has_value "${filter}"; then
response=$(bashio::jq "${info}" "${filter}")
fi
bashio::cache.set "${cache_key}" "${response}"
printf "%s" "${response}"
return "${__BASHIO_EXIT_OK}"
}
# ------------------------------------------------------------------------------
# Returns the hostname of the host system.
# ------------------------------------------------------------------------------
function bashio::host.hostname() {
local hostname=${1:-}
bashio::log.trace "${FUNCNAME[0]}:" "$@"
if bashio::var.has_value "${hostname}"; then
hostname=$(bashio::var.json hostname "${hostname}")
bashio::api.supervisor POST /host/options "${hostname}"
bashio::cache.flush_all
else
bashio::host 'host.info.hostname' '.hostname'
fi
}
# ------------------------------------------------------------------------------
# Returns a list of exposed features by the host.
# ------------------------------------------------------------------------------
function bashio::host.features() {
bashio::log.trace "${FUNCNAME[0]}"
bashio::host 'host.info.features' '.features[]'
}
# ------------------------------------------------------------------------------
# Returns the OS of the host system.
# ------------------------------------------------------------------------------
function bashio::host.operating_system() {
bashio::log.trace "${FUNCNAME[0]}"
bashio::host 'host.info.operating_system' '.operating_system'
}
# ------------------------------------------------------------------------------
# Returns the kernel of the host system.
# ------------------------------------------------------------------------------
function bashio::host.kernel() {
bashio::log.trace "${FUNCNAME[0]}"
bashio::host 'host.info.kernel' '.kernel'
}
# ------------------------------------------------------------------------------
# Returns the chassis of the host system.
# ------------------------------------------------------------------------------
function bashio::host.chassis() {
bashio::log.trace "${FUNCNAME[0]}"
bashio::host 'host.info.chassis' '.chassis'
}
# ------------------------------------------------------------------------------
# Returns the stability channel / deployment of the system.
# ------------------------------------------------------------------------------
function bashio::host.deployment() {
bashio::log.trace "${FUNCNAME[0]}"
bashio::host 'host.info.deployment' '.deployment'
}
# ------------------------------------------------------------------------------
# Returns the cpe from the host.
# ------------------------------------------------------------------------------
function bashio::host.cpe() {
bashio::log.trace "${FUNCNAME[0]}"
bashio::host 'host.info.cpe' '.cpe'
}
# ------------------------------------------------------------------------------
# Returns the available diskspace on the host.
# ------------------------------------------------------------------------------
function bashio::host.disk_free() {
bashio::log.trace "${FUNCNAME[0]}"
bashio::host 'host.info.disk_free' '.disk_free'
}
# ------------------------------------------------------------------------------
# Returns the total diskspace on the host.
# ------------------------------------------------------------------------------
function bashio::host.disk_total() {
bashio::log.trace "${FUNCNAME[0]}"
bashio::host 'host.info.disk_total' '.disk_total'
}
# ------------------------------------------------------------------------------
# Returns the available diskspace on the host.
# ------------------------------------------------------------------------------
function bashio::host.disk_used() {
bashio::log.trace "${FUNCNAME[0]}"
bashio::host 'host.info.disk_used' '.disk_used'
}