How To Send Message To Slack Channel Using Bash

With the help of some webhooks, you can instantly flip Slack into your command-line notification heart. You can do pretty much everything with this, from an easy message feed to a custom Slack integration on your app. , which is related to how RSS feeds work. You can also perform custom integrations on your individual apps that operate on identical APIs, even with interactive dialogs and menus to drive consumer engagement.

Using Slack Bot with Webhooks

Slack has an API that allows you to automate many types of interactions with your workspace. You can import this API from anywhere allowing you to make HTTP requests like POST and GET, incorporate bash scripts using the curl utility, in addition to most scripting languages. The curl utility is installed by default on almost all Unix distributions and it is available for download on Home windows. You will be given a webhook URL to which you can also make a POST request, with some information of type JSON object. For example, you would send a quick message with: {“text”: “Hello, World!”} Your bash script would send this bit of knowledge to Slack, which could learn it and send “Hello” , World!” to the channel you specify whenever you arrange a webhook.You’ll want to use your personal Slack App, so the notification will come from a bot (which you can customize). That’s a really cool element; webhook is mainly used for notifications and since a message sent by way of a received webhook will not be sent from your personal account, you will receive push notifications for messages sent by this type. You can also send automated messages from individual Slack accounts in the same method, you’ll also want to use the chat.postMessage API with the as_user argument set to true. This may require an OAuth 2.0 token with the chat: write: consumer permission scope, which you must generate yourself before using the API. We suggest sticking with webhooks, as they are much easier to handle.

Set up a Slack app to deal with Webhooks

Navigate to Slack’s API portal and create a brand new Slack app. Give this app a username, select the workspace it will belong to and hit “Create App”. Read more: how to build a fishing boat in minecraftYou will be taken to a home page where you can add options for your bot. There’s a lot of fun stuff here, like customizations/tutorials and interactive messages, however, all you want now are “Incoming Webhooks.” Click this button and turn it on.You’ll want to register a brand new webhook on your software to send messages. Click “Add New Webhook to Workspace” on the back of this screen.You will be asked to allow subscriptions and select a channel for the notifications. These can be public channels or direct messages with different customers; each will see the bot in his DM and receive notifications.You can register several webhooks for different channels, but each hook can have a special URL. Read more: How to start borderlands 2 dlc Copy the webhook’s URL and open your terminal. Paste in: curl -X POST -H ‘Content material-type: software / json’ -data ‘{“text”: ”Hello, World!”}’ YOUR_WEBHOOK_URLCchange YOUR_WEBHOOK_URL with the one that Slack gave you. Hit enter and you should get the “Hello, World!” message. notifications and see a brand new message in your selected channel.You should use this curl command from within a bash script, and you can configure the JSON object to send whatever information you want, along with from bash variables.

Using Formatted Messages and Attachments

The Messages API can do more than just send plain text content. When you want your message to be more stylized, you’ll have to add some more parameters to the JSON object curl sends out. . One factor to keep in mind though is that in order to bind to @ing channels and customers you must specify relative channel IDs and consumer IDs instead of clear text names, otherwise it won’t work. work. need to use Slack’s block device generator, a WYSIWYG editor for Slack messages that allows you to create interactive and rich embedded content documents that can even handle the JSON generation for you. Components such as buttons and menus can be configured to send POST requests to a URL you specify, allowing your customers to speak back to the application sending notifications. is no longer used. When you want to use options like Attachments, you need to use the Outdated Message Generator to generate and preview the JSON.Read more: how to say I don’t care in French | Top Q&A

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