tutorial-opsworksbot-layer

bot.py

from bothub_client.bot import BaseBot
from bothub_client.messages import Message

class Bot(BaseBot):
    def on_layers(self, event, context):
        data = self.get_user_data()
        stack_id = data['stack_id']
        client = self.get_boto_client(data)

        response = client.describe_layers(StackId=stack_id)
        layers = [(l['LayerId'], l['Name']) for l in response['Layers']]

        message = Message(event)
        message.set_text('Layer list:')
        for layer in layers:
            message.add_postback_button(layer[1], '/layer {}'.format(layer[0]))
        self.send_message(message)

    def on_layer(self, event, context, layer_id):
        data = self.get_user_data()
        client = self.get_boto_client(data)

        response = client.describe_layers(LayerIds=[layer_id])
        layer = response['Layers'][0]

        instances = client.describe_instances(LayerId=layer_id)['Instances']
        text_lines = ['Layer [{Name}]'.format(**layer), '']

        for instance in instances:
            text_lines.append('* {Hostname} is {Status}'.format(**instance))

        message_text = '\n'.join(text_lines)
        message = Message(event)
        message.set_text(message_text)
        message.add_postback_button('Layer list', '/layers')
        message.add_postback_button('Deploy', '/deploy')
        self.send_message(message)