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redashsync is a tool integrating Redash with Slack. It gets data from Redash and send it to Slack channel.

Install

pip install redashsync

How to get necessary keys

Redash API Key and Query ID

Click Show API Key and You would get below address.

http://localhost/api/queries/2/results.json?api_key=2CHjsILfC3fD4Q8nJU7IejS2CuRtKG8lKztY1HOk

Your API Key : 2CHjsILfC3fD4Q8nJU7IejS2CuRtKG8lKztY1HOk

Your Query ID : 2

Slack Bot Token and Setting

https://api.slack.com/apps

Create New App.

Get Your Bot Token.

Add an OAuth Scope. 1) chat:write 2) files:write

Invite your slack bot.

Your YAML

Follow the format below to complete your yaml file.

# ./resource/sample.yml

slack_configs:
  slack:
    token: <YOUR_SLACK_BOT_TOKEN> # "xoxb-***-***-***"
    username: <YOUR_USER_NAME> # "redash-echo"

redash_configs:
  url: <YOUR_HOST> # "http://localhost"
  user_email: <YOUR_EMAIL> # "myname@example.com"
  query_api_key: <YOUR_QUERY_API_KEY>  # "2CHjsILfC3fD4Q8nJU7IejS2CuRtKG8lKztY1HOk"

Use

Send messages regularly

from redashsync.redash.data import Redash
from redashsync.slack.messages import Slack
from redashsync.config.yaml import Config
from datetime import datetime
from cron_converter import Cron

config = Config("./resource/sample.yml")
redashHost = config.getRedashHost()
redashQueryKey = config.getQueryApiKey()
redashQueryId = config.getQueryId()
slackBotToken = config.getSlackBotToken()

redash = Redash(redashHost)
slack = Slack(slackBotToken)

cron = Cron()
cron.from_string("*/1 * * * *") # Send every 1 minute
referenceTime = datetime.now()
schedule = cron.schedule(referenceTime)
expectedTime = schedule.next().isoformat()

while True:
    if(expectedTime == datetime.now().isoformat()[0:19]):
        print(expectedTime)
        expectedTime = schedule.next().isoformat()

        response = redash.getQueriesFromRedash(redashQueryId, redashQueryKey)
        result = redash.getColumnData(response, ['Open', 'Close'])
        # result : [ [123, 456], [789, 987], ... ]
        
        template = "*시가* : %s \n*종가* : %s \n"
        
        # 2 is inside array's length.
        result = redash.getMarkdown(template, result[0:5], 2)

        # "#redash-echo" is channel name.
        slack.sendMessage("#redash-echo", result)

Send a graph image

from redashsync.redash.data import Redash
from redashsync.slack.messages import Slack
from redashsync.config.yaml import Config
from datetime import datetime
from cron_converter import Cron

config = Config("./resource/sample.yml")
redashHost = config.getRedashHost()
redashQueryKey = config.getQueryApiKey()
redashQueryId = config.getQueryId()
slackBotToken = config.getSlackBotToken()

redash = Redash(redashHost)
slack = Slack(slackBotToken)

# Histogram
response = redash.getQueriesFromRedash(redashQueryId, redashQueryKey)
result = redash.getColumnData(response, ['Open', 'Close'])

# If you want to name image one.png and locate it at ./resource 
redash.visualizeHistplotAndSave(result, "./resource/one.png")
slack.sendFile("./resource/one.png", "#redash-echo", "Title", "comment")