esphome/mlock-common.yaml

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# todos:
# - move code into packages to make this re-useable
# - testing
substitutions:
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ota_password: ""
api_enckey: ""
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wifi_ssid: ""
wifi_password: ""
vault_role_id: ""
vault_secret_id: ""
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###### nothing to change below this line ######
esphome:
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name: mlock-${name_of_board}
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platform: ESP8266
board: d1_mini
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on_boot:
- priority: 600
then:
- light.addressable_set: { id: status_led, red: 0%, green: 0%, blue: 50% }
- priority: -100
then:
- light.addressable_set: { id: status_led, red: 0%, green: 0%, blue: 100% }
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# Enable logging
logger:
api:
encryption:
key: $api_enckey
ota:
password: $ota_password
wifi:
ssid: $wifi_ssid
password: $wifi_password
# Enable fallback hotspot (captive portal) in case wifi connection fails
ap:
ssid: "$name_of_board Fallback Hotspot"
password: "PZe2PJENtBiu"
manual_ip:
static_ip: $ip_addr
gateway: 172.23.23.1
dns1: 172.23.23.1
subnet: 255.255.255.0
captive_portal:
spi:
clk_pin: GPIO14
mosi_pin: GPIO13
miso_pin: GPIO12
http_request:
useragent: esphome
timeout: 2s
id: http_request_data
globals:
- id: my_token
type: std::string
restore_value: no
- id: my_tag
type: std::string
restore_value: no
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- id: may_switch_output
type: int
restore_value: no
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rc522_spi:
cs_pin: GPIO15
on_tag:
then:
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- light.addressable_set:
id: status_led
red: 100%
green: 100%
blue: 0%
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# store the tag id into global variable
- lambda: |-
id(my_tag) = x;
- homeassistant.tag_scanned: !lambda 'return x;'
# login to vault with role_id to fetch short lived token
- http_request.post:
url: https://vault.ctdo.de/v1/auth/approle/login
headers:
Content-Type: application/json
json:
role_id: $vault_role_id
secret_id: $vault_secret_id
verify_ssl: false
on_response:
# fetch token from response, store into my_token
then:
- lambda: |-
json::parse_json(id(http_request_data).get_string(), [](JsonObject root) {
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id(my_token) = (const char*) root["auth"]["client_token"];
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});
# use the token to get json of scanned tag from vault
- http_request.get:
url: !lambda |-
return ((std::string) "https://vault.ctdo.de/v1/maschinenlock/" + id(my_tag));
headers:
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X-Vault-Token: !lambda return id(my_token).c_str();
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verify_ssl: false
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on_response:
then:
- if:
condition:
lambda: 'return status_code == 200;'
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then: # when found, check if machine is allowed, turn on output or blink LED red
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- lambda: |-
json::parse_json(id(http_request_data).get_string(), [](JsonObject root) {
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id(may_switch_output) = root["data"]["mlock-$name_of_board"];
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});
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- if:
condition:
lambda: 'return id(may_switch_output);'
then:
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- switch.toggle: mlock_${name_of_board}_switch
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else:
- repeat:
count: 3
then:
- light.addressable_set: { id: status_led, red: 100%, green: 0%, blue: 0% }
- delay: 0.1s
- light.addressable_set: { id: status_led, red: 0%, green: 0%, blue: 0% }
- delay: 0.1s
else: # vault returns 404 on missing/unknown Tag so blink LED
- repeat:
count: 3
then:
- light.addressable_set: { id: status_led, red: 100%, green: 0%, blue: 0% }
- delay: 0.5s
- light.addressable_set: { id: status_led, red: 0%, green: 0%, blue: 0% }
- delay: 0.5s
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- if: # return LED to switch state before
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condition:
switch.is_on: mlock_${name_of_board}_switch
then:
- light.addressable_set: { id: status_led, red: 0%, green: 100%, blue: 0% }
else:
- light.addressable_set: { id: status_led, red: 100%, green: 0%, blue: 0% }
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# switch component for the output state
switch:
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- platform: gpio
pin: D1
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name: "Relais Output"
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id: mlock_${name_of_board}_switch
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internal: true # hide from Homeassistant, so no one can turn it on without Tag-Scanning
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binary_sensor:
# sensor input for Turning Device off
- platform: gpio
pin:
number: D3
inverted: true
mode: INPUT_PULLUP
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id: ${name_of_board}gpio_input_ausschalter
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on_press:
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- switch.turn_off: mlock_${name_of_board}_switch
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- light.addressable_set: { id: status_led, red: 100%, green: 0%, blue: 0% }
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# a template sensor for showing the current switch state (read only)
- platform: template
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id: mlock_${name_of_board}_state_output
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name: "${name_of_board} Status Ausgang"
publish_initial_state: true
lambda: |-
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return id(mlock_${name_of_board}_switch).state;
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# a button element for Homeassistant UI to allow turning off
button:
- platform: template
name: "${name_of_board} Ausschalter"
id: ${name_of_board}_btn_ausschalter
on_press:
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- switch.turn_off: mlock_${name_of_board}_switch
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- light.addressable_set: { id: status_led, red: 100%, green: 0%, blue: 0% }
light:
- platform: neopixelbus
type: GRB
variant: WS2812
pin: D4
name: status_led
id: status_led
num_leds: 1
internal: true