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Trace timeline view doesn't show any information for automation (reopening #93187) #129796

Open ibatten opened 3 days ago

ibatten commented 3 days ago

The problem

I have a blueprint which generates an automation for each of my Sonoff Zigbee TRVs, which applies a local calibration offset.

It contains a "- variables" clause which calculates some values culminating in a new local calibration offset, a "- conditions" clause which uses those variables to determine the offset has changed and therefore whether the automation needs to complete, and some actions. The actions are a number.set_value on the local offset, followed by a delay of 60 seconds. The delay is there because one of the triggers is the temperature reported by TRV changing, and obviously changing the offset will change the reported temperature.

conditions: "{{ not invalid_inputs and offset_changed and sensible_offset }}"

actions:
  - action: number.set_value
    metadata: {}
    data:
      value: "{{ damped_offset }}"
    target:
      entity_id: "{{ local_offset }}"
  # we will probably get called back once we change the offset, because
  # the recorded temperature will change.  It should calculate the same
  # offset and therefore offset_changed will be false. But to avoid
  # any possibility of a loop we delay here to abort any
  # callback that gets through the conditions: section.
  - delay:
      minutes: 1

Recently, and I do not know when this started as I have not had cause to look at the traces for a months or so, the trace timeline records no information. Whether the condition is true or false, I just get "Not all shown logbook entries might be related to this automation.". The individual steps are recorded correctly, the flow graph is correct, all the information in each step is correct, all that is missing is the timeline under "Trace Timeline".

Based on comments in #93187 I removed the condition, replacing it with conditions: []. The Trace Timeline was now reported correctly (this edit is benign, as there is no harm in writing an unchanged value to the TRV).

Looking at other blueprints I have which do not show this problem, but have a similar structure (calculate some variables, use them to determine if we have work to do, do it) I noticed that this was the only one where I had used the conditions: template shorthand. Rewriting this blueprint as the full:

conditions:

Appears to restore the Trace Timeline to function. Changing another blueprint from the full form to the abbreviated "condition: {{ template }}" form appears to break it.

So I think that use of the abbreviated condition: template form breaks trace timelines.

What version of Home Assistant Core has the issue?

core-2024.10.4

What was the last working version of Home Assistant Core?

No response

What type of installation are you running?

Home Assistant OS

Integration causing the issue

core

Link to integration documentation on our website

No response

Diagnostics information

No response

Example YAML snippet

conditions:
  - condition: template
    value_template: "{{ not invalid_inputs and offset_changed and sensible_offset }}"

v

conditions: "{{ not invalid_inputs and offset_changed and sensible_offset }}"

Anything in the logs that might be useful for us?

No response

Additional information

No response

ibatten commented 3 days ago

This automation generates no trace:

variables:
  local_offset: number.sonoff_trvzb_local_temperature_offset
  remote_sensor: sensor.olimex_esp32_poe_iso_0a8ac8_bedside_temperature
  trv_sensor: climate.sonoff_trvzb_thermostat
  threshold: '{{ states(''input_number.heating_minimum_change'') | float (0.1) }}'
  alpha: >-
    {{ states('input_number.heating_alpha_mix_old_value_with_new_value') |
    float(0.1) }}
  invalid_inputs: |
    {{ is_state(remote_sensor, ['unknown', 'unavailable']) or
       is_state(trv_sensor, ['unknown', 'unavailable']) or
       is_state(local_offset, ['unknown', 'unavailable']) }}
  old_offset: '{{ states(local_offset)|float(0) }}'
  trv_raw: |
    {{ state_attr (trv_sensor, 'current_temperature')|float(0) - old_offset }}
  new_offset: '{{ states(remote_sensor)|float(0) - trv_raw }}'
  damped_offset: |
    {{ ((1-alpha) * new_offset + alpha * old_offset)|round(1) }}
  offset_changed: '{{ (old_offset - damped_offset)|abs >= threshold }}'
  sensible_offset: '{{ damped_offset|abs < 5 }}'
triggers:
  - trigger: state
    entity_id:
      - sensor.olimex_esp32_poe_iso_0a8ac8_bedside_temperature
    for:
      seconds: 30
  - trigger: state
    entity_id:
      - climate.sonoff_trvzb_thermostat
    attribute: current_temperature
    for:
      seconds: 30
conditions: '{{ not invalid_inputs and offset_changed and sensible_offset }}'
actions:
  - action: number.set_value
    metadata: {}
    data:
      value: '{{ damped_offset }}'
    target:
      entity_id: '{{ local_offset }}'
  - delay:
      minutes: 1
mode: queued
id: '1728942436281'
alias: Calibrate TRV Front Bedroom
description: ''

This automation generates a trace:

variables:
  local_offset: number.sonoff_trvzb_local_temperature_offset
  remote_sensor: sensor.olimex_esp32_poe_iso_0a8ac8_bedside_temperature
  trv_sensor: climate.sonoff_trvzb_thermostat
  threshold: '{{ states(''input_number.heating_minimum_change'') | float (0.1) }}'
  alpha: >-
    {{ states('input_number.heating_alpha_mix_old_value_with_new_value') |
    float(0.1) }}
  invalid_inputs: |
    {{ is_state(remote_sensor, ['unknown', 'unavailable']) or
       is_state(trv_sensor, ['unknown', 'unavailable']) or
       is_state(local_offset, ['unknown', 'unavailable']) }}
  old_offset: '{{ states(local_offset)|float(0) }}'
  trv_raw: |
    {{ state_attr (trv_sensor, 'current_temperature')|float(0) - old_offset }}
  new_offset: '{{ states(remote_sensor)|float(0) - trv_raw }}'
  damped_offset: |
    {{ ((1-alpha) * new_offset + alpha * old_offset)|round(1) }}
  offset_changed: '{{ (old_offset - damped_offset)|abs >= threshold }}'
  sensible_offset: '{{ damped_offset|abs < 5 }}'
triggers:
  - trigger: state
    entity_id:
      - sensor.olimex_esp32_poe_iso_0a8ac8_bedside_temperature
    for:
      seconds: 30
  - trigger: state
    entity_id:
      - climate.sonoff_trvzb_thermostat
    attribute: current_temperature
    for:
      seconds: 30
conditions:
  - condition: template
    value_template: '{{ not invalid_inputs and offset_changed and sensible_offset }}'
actions:
  - action: number.set_value
    metadata: {}
    data:
      value: '{{ damped_offset }}'
    target:
      entity_id: '{{ local_offset }}'
  - delay:
      minutes: 1
mode: queued
id: '1728942436281'
alias: Calibrate TRV Front Bedroom
description: ''

I believe the "conditions" is the only difference.