Change Home Assistant device name and manufacturer/model
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parent
bc7ac0c854
commit
8bbf91f25f
@ -1,17 +1,17 @@
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defmodule Systant.HaDiscovery do
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@moduledoc """
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Home Assistant MQTT Discovery integration for Systant.
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Publishes device and entity discovery configurations to Home Assistant
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via MQTT following the HA discovery protocol.
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Discovery topic format: homeassistant/<component>/<node_id>/<object_id>/config
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"""
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require Logger
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@manufacturer "Systant"
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@model "System Monitor"
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@model "Systant"
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@doc """
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Publish all discovery configurations for a host
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@ -19,17 +19,17 @@ defmodule Systant.HaDiscovery do
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def publish_discovery(client_pid, hostname, config \\ nil) do
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app_config = config || Systant.Config.load_config()
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ha_config = Systant.Config.get(app_config, ["homeassistant"]) || %{}
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if ha_config["discovery_enabled"] != false do
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discovery_prefix = ha_config["discovery_prefix"] || "homeassistant"
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device_config = build_device_config(hostname)
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# Publish device discovery first
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publish_device_discovery(client_pid, hostname, device_config, discovery_prefix)
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# Publish sensor discoveries
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publish_sensor_discoveries(client_pid, hostname, device_config, discovery_prefix)
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Logger.info("Published Home Assistant discovery for #{hostname}")
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else
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Logger.info("Home Assistant discovery disabled in configuration")
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@ -43,15 +43,15 @@ defmodule Systant.HaDiscovery do
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app_config = config || Systant.Config.load_config()
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ha_config = Systant.Config.get(app_config, ["homeassistant"]) || %{}
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discovery_prefix = ha_config["discovery_prefix"] || "homeassistant"
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# Remove by publishing empty payloads to discovery topics
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sensors = get_sensor_definitions(hostname)
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Enum.each(sensors, fn {component, object_id, _config} ->
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topic = "#{discovery_prefix}/#{component}/#{hostname}/#{object_id}/config"
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Tortoise.publish(client_pid, topic, "", retain: true)
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end)
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Logger.info("Removed Home Assistant discovery for #{hostname}")
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end
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@ -63,21 +63,21 @@ defmodule Systant.HaDiscovery do
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device: device_config,
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components: build_all_components(hostname, device_config)
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}
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topic = "#{discovery_prefix}/device/#{hostname}/config"
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payload = Jason.encode!(components_config)
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Tortoise.publish(client_pid, topic, payload, retain: true)
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end
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defp publish_sensor_discoveries(client_pid, hostname, device_config, discovery_prefix) do
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sensors = get_sensor_definitions(hostname)
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Enum.each(sensors, fn {component, object_id, config} ->
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full_config = Map.merge(config, %{device: device_config})
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topic = "#{discovery_prefix}/#{component}/#{hostname}/#{object_id}/config"
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payload = Jason.encode!(full_config)
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Tortoise.publish(client_pid, topic, payload, retain: true)
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end)
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end
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@ -85,7 +85,7 @@ defmodule Systant.HaDiscovery do
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defp build_device_config(hostname) do
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%{
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identifiers: ["systant_#{hostname}"],
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name: "Systant #{hostname}",
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name: hostname |> String.capitalize(),
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manufacturer: @manufacturer,
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model: @model,
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sw_version: Application.spec(:systant, :vsn) |> to_string()
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@ -102,61 +102,196 @@ defmodule Systant.HaDiscovery do
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defp get_sensor_definitions(hostname) do
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base_topic = "systant/#{hostname}/stats"
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[
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# CPU Sensors
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{"sensor", "cpu_load_1m", build_sensor_config("CPU Load 1m", "#{base_topic}", "cpu.avg1", "load", "mdi:speedometer")},
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{"sensor", "cpu_load_5m", build_sensor_config("CPU Load 5m", "#{base_topic}", "cpu.avg5", "load", "mdi:speedometer")},
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{"sensor", "cpu_load_15m", build_sensor_config("CPU Load 15m", "#{base_topic}", "cpu.avg15", "load", "mdi:speedometer")},
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{"sensor", "cpu_load_1m",
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build_sensor_config("CPU Load 1m", "#{base_topic}", "cpu.avg1", "load", "mdi:speedometer")},
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{"sensor", "cpu_load_5m",
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build_sensor_config("CPU Load 5m", "#{base_topic}", "cpu.avg5", "load", "mdi:speedometer")},
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{"sensor", "cpu_load_15m",
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build_sensor_config(
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"CPU Load 15m",
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"#{base_topic}",
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"cpu.avg15",
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"load",
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"mdi:speedometer"
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)},
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# Memory Sensors
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{"sensor", "memory_used_percent", build_sensor_config("Memory Used", "#{base_topic}", "memory.used_percent", "%", "mdi:memory")},
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{"sensor", "memory_used_gb", build_sensor_config("Memory Used GB", "#{base_topic}", "memory.used_kb", "GB", "mdi:memory", "{{ (value_json.memory.used_kb | float / 1024 / 1024) | round(2) }}")},
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{"sensor", "memory_total_gb", build_sensor_config("Memory Total GB", "#{base_topic}", "memory.total_kb", "GB", "mdi:memory", "{{ (value_json.memory.total_kb | float / 1024 / 1024) | round(2) }}")},
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{"sensor", "memory_used_percent",
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build_sensor_config(
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"Memory Used",
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"#{base_topic}",
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"memory.used_percent",
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"%",
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"mdi:memory"
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)},
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{"sensor", "memory_used_gb",
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build_sensor_config(
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"Memory Used GB",
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"#{base_topic}",
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"memory.used_kb",
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"GB",
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"mdi:memory",
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"{{ (value_json.memory.used_kb | float / 1024 / 1024) | round(2) }}"
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)},
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{"sensor", "memory_total_gb",
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build_sensor_config(
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"Memory Total GB",
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"#{base_topic}",
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"memory.total_kb",
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"GB",
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"mdi:memory",
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"{{ (value_json.memory.total_kb | float / 1024 / 1024) | round(2) }}"
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)},
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# System Sensors
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{"sensor", "uptime_hours", build_sensor_config("Uptime", "#{base_topic}", "system.uptime_seconds", "h", "mdi:clock-outline", "{{ (value_json.system.uptime_seconds | float / 3600) | round(1) }}")},
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{"sensor", "kernel_version", build_sensor_config("Kernel Version", "#{base_topic}", "system.kernel_version", nil, "mdi:linux")},
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{"sensor", "uptime_hours",
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build_sensor_config(
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"Uptime",
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"#{base_topic}",
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"system.uptime_seconds",
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"h",
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"mdi:clock-outline",
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"{{ (value_json.system.uptime_seconds | float / 3600) | round(1) }}"
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)},
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{"sensor", "kernel_version",
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build_sensor_config(
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"Kernel Version",
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"#{base_topic}",
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"system.kernel_version",
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nil,
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"mdi:linux"
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)},
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# Temperature Sensors
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{"sensor", "cpu_temperature", build_sensor_config("CPU Temperature", "#{base_topic}", "temperature.cpu", "°C", "mdi:thermometer")},
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{"sensor", "cpu_temperature",
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build_sensor_config(
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"CPU Temperature",
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"#{base_topic}",
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"temperature.cpu",
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"°C",
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"mdi:thermometer"
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)},
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# GPU Sensors - NVIDIA
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{"sensor", "gpu_nvidia_utilization", build_sensor_config("NVIDIA GPU Utilization", "#{base_topic}", "gpu.nvidia[0].utilization_percent", "%", "mdi:expansion-card", "{{ value_json.gpu.nvidia[0].utilization_percent if value_json.gpu.nvidia and value_json.gpu.nvidia|length > 0 else 0 }}")},
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{"sensor", "gpu_nvidia_temperature", build_sensor_config("NVIDIA GPU Temperature", "#{base_topic}", "gpu.nvidia[0].temperature_c", "°C", "mdi:thermometer", "{{ value_json.gpu.nvidia[0].temperature_c if value_json.gpu.nvidia and value_json.gpu.nvidia|length > 0 else none }}")},
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{"sensor", "gpu_nvidia_memory", build_sensor_config("NVIDIA GPU Memory", "#{base_topic}", "gpu.nvidia[0].memory_used_mb", "MB", "mdi:memory", "{{ value_json.gpu.nvidia[0].memory_used_mb if value_json.gpu.nvidia and value_json.gpu.nvidia|length > 0 else none }}")},
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{"sensor", "gpu_nvidia_utilization",
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build_sensor_config(
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"NVIDIA GPU Utilization",
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"#{base_topic}",
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"gpu.nvidia[0].utilization_percent",
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"%",
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"mdi:expansion-card",
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"{{ value_json.gpu.nvidia[0].utilization_percent if value_json.gpu.nvidia and value_json.gpu.nvidia|length > 0 else 0 }}"
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)},
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{"sensor", "gpu_nvidia_temperature",
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build_sensor_config(
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"NVIDIA GPU Temperature",
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"#{base_topic}",
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"gpu.nvidia[0].temperature_c",
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"°C",
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"mdi:thermometer",
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"{{ value_json.gpu.nvidia[0].temperature_c if value_json.gpu.nvidia and value_json.gpu.nvidia|length > 0 else none }}"
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)},
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{"sensor", "gpu_nvidia_memory",
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build_sensor_config(
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"NVIDIA GPU Memory",
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"#{base_topic}",
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"gpu.nvidia[0].memory_used_mb",
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"MB",
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"mdi:memory",
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"{{ value_json.gpu.nvidia[0].memory_used_mb if value_json.gpu.nvidia and value_json.gpu.nvidia|length > 0 else none }}"
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)},
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# GPU Sensors - AMD
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{"sensor", "gpu_amd_utilization", build_sensor_config("AMD GPU Utilization", "#{base_topic}", "gpu.amd[0].utilization_percent", "%", "mdi:expansion-card", "{{ value_json.gpu.amd[0].utilization_percent if value_json.gpu.amd and value_json.gpu.amd|length > 0 else 0 }}")},
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{"sensor", "gpu_amd_temperature", build_sensor_config("AMD GPU Temperature", "#{base_topic}", "gpu.amd[0].temperature_c", "°C", "mdi:thermometer", "{{ value_json.gpu.amd[0].temperature_c if value_json.gpu.amd and value_json.gpu.amd|length > 0 else none }}")},
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{"sensor", "gpu_amd_utilization",
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build_sensor_config(
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"AMD GPU Utilization",
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"#{base_topic}",
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"gpu.amd[0].utilization_percent",
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"%",
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"mdi:expansion-card",
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"{{ value_json.gpu.amd[0].utilization_percent if value_json.gpu.amd and value_json.gpu.amd|length > 0 else 0 }}"
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)},
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{"sensor", "gpu_amd_temperature",
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build_sensor_config(
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"AMD GPU Temperature",
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"#{base_topic}",
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"gpu.amd[0].temperature_c",
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"°C",
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"mdi:thermometer",
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"{{ value_json.gpu.amd[0].temperature_c if value_json.gpu.amd and value_json.gpu.amd|length > 0 else none }}"
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)},
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# Disk Sensors - Main filesystem usage
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{"sensor", "disk_root_usage", build_sensor_config("Root Disk Usage", "#{base_topic}", "disk.disks", "%", "mdi:harddisk", "{{ (value_json.disk.disks | selectattr('mounted_on', 'equalto', '/') | list | first).use_percent if value_json.disk.disks else 0 }}")},
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{"sensor", "disk_home_usage", build_sensor_config("Home Disk Usage", "#{base_topic}", "disk.disks", "%", "mdi:harddisk", "{{ (value_json.disk.disks | selectattr('mounted_on', 'equalto', '/home') | list | first).use_percent if (value_json.disk.disks | selectattr('mounted_on', 'equalto', '/home') | list) else 0 }}")},
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{"sensor", "disk_root_usage",
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build_sensor_config(
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"Root Disk Usage",
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"#{base_topic}",
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"disk.disks",
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"%",
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"mdi:harddisk",
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"{{ (value_json.disk.disks | selectattr('mounted_on', 'equalto', '/') | list | first).use_percent if value_json.disk.disks else 0 }}"
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)},
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{"sensor", "disk_home_usage",
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build_sensor_config(
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"Home Disk Usage",
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"#{base_topic}",
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"disk.disks",
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"%",
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"mdi:harddisk",
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"{{ (value_json.disk.disks | selectattr('mounted_on', 'equalto', '/home') | list | first).use_percent if (value_json.disk.disks | selectattr('mounted_on', 'equalto', '/home') | list) else 0 }}"
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)},
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# Network Sensors - Primary interface throughput
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{"sensor", "network_rx_throughput", build_sensor_config("Network RX Throughput", "#{base_topic}", "network.rx_throughput", "MB/s", "mdi:download-network", "{{ (value_json.network[0].rx_throughput_bps | float / 1024 / 1024) | round(2) if value_json.network and value_json.network|length > 0 else 0 }}")},
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{"sensor", "network_tx_throughput", build_sensor_config("Network TX Throughput", "#{base_topic}", "network.tx_throughput", "MB/s", "mdi:upload-network", "{{ (value_json.network[0].tx_throughput_bps | float / 1024 / 1024) | round(2) if value_json.network and value_json.network|length > 0 else 0 }}")},
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{"sensor", "network_rx_throughput",
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build_sensor_config(
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"Network RX Throughput",
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"#{base_topic}",
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"network.rx_throughput",
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"MB/s",
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"mdi:download-network",
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"{{ (value_json.network[0].rx_throughput_bps | float / 1024 / 1024) | round(2) if value_json.network and value_json.network|length > 0 else 0 }}"
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)},
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{"sensor", "network_tx_throughput",
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build_sensor_config(
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"Network TX Throughput",
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"#{base_topic}",
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"network.tx_throughput",
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"MB/s",
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"mdi:upload-network",
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"{{ (value_json.network[0].tx_throughput_bps | float / 1024 / 1024) | round(2) if value_json.network and value_json.network|length > 0 else 0 }}"
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)},
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# Binary Sensors for status
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{"binary_sensor", "system_online", build_binary_sensor_config("System Online", "#{base_topic}", "mdi:server", "connectivity")}
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{"binary_sensor", "system_online",
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build_binary_sensor_config("System Online", "#{base_topic}", "mdi:server", "connectivity")}
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]
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end
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defp build_sensor_config(name, state_topic, value_template_path, unit, icon, custom_template \\ nil) do
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defp build_sensor_config(
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name,
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state_topic,
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value_template_path,
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unit,
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icon,
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custom_template \\ nil
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) do
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base_config = %{
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name: name,
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state_topic: state_topic,
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value_template: custom_template || "{{ value_json.#{value_template_path} }}",
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icon: icon,
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unique_id: "systant_#{String.replace(state_topic, "/", "_")}_#{String.replace(value_template_path, ".", "_")}",
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unique_id:
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"systant_#{String.replace(state_topic, "/", "_")}_#{String.replace(value_template_path, ".", "_")}",
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origin: %{
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name: "Systant",
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sw_version: Application.spec(:systant, :vsn) |> to_string(),
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support_url: "https://github.com/user/systant"
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}
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}
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if unit do
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Map.put(base_config, :unit_of_measurement, unit)
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else
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@ -179,4 +314,4 @@ defmodule Systant.HaDiscovery do
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}
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}
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end
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end
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end
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