The Solace-enabled event mesh Once deployed in multiple environments, PubSub+ advanced event brokers can be easily connected to form an event mesh that is self-routing, self-learning and self-healing, enabling the automated and efficient transmission of events between producer and consumer applications, wherever they run on the mesh. The Solace REST messaging API is a wireline RESTful HTTP protocol.
To apply this configuration, simply log in to Solace messaging CLI as an admin user and paste the above script fragments into the CLI. Client-profile enabled with guaranteed messaging permissions.
This is the address clients use when connecting to the Solace messaging to send and receive messages.
This two day, instructor-led course provides students with introductory concepts and experience needed to work with Solace Enterprise Messaging APIs (Java/C/.NET). For example: Note: The executable is nodejs on Ubuntu due to a naming conflict with other packages. The incoming messages are promoted into the Solace queue as non-persistent messages and delivered to the REST consumer as non-persistent messages. When we leave your office you’ll feel both prepared and inspired to build Solace solutions in your own environment. Introduction to Solace Application Development and Administration. Solace messaging APIs offer uniform client access to all Solace PubSub+ capabilities and qualities of service, and are available for C, .NET, iOS, Java, JavaScript, JMS and Node.js. As such it is a requirement for REST consumers that Solace messaging support guaranteed messaging and have this feature configured as outlined in the assumptions section above.
The REST delivery point is the Solace message router component that delivers the messages from the queue to the consumer application asynchronously through HTTP POST requests. Topics covered include message exchange patterns, the Solace topic structure, Solace multi If you have any issues sending and receiving a message, check the Solace community for answers to common issues.
This course expands the basic skill sets that are developed in the Introduction to Solace Administration course. Any platform, whatever language, open protocols and APIs. This can be any HTTP server. To send a message you can use the following command.
For this example, we will use the command line tool cURL to send the required HTTP. This tutorial will introduce you to the fundamentals of the Solace REST messaging API. The goal of this tutorial is to demonstrate the most basic messaging interaction using Solace. This intensive four day, instructor-led on-site classroom course provides a hands-on introduction into operational management of Solace products, and how to configure & administer various features for applications which leverage Solace Messaging. This tutorial will show you: As outlined in the Online REST Messaging Documentation, the API enable users to send messages to and asynchronously receive messages with Solace messaging over HTTP using a RESTful API. The course provides an overview of Solace products, options for the administration of those products, and an introduction to messaging.
RC_PORT – Update to match REST consumer application.
This forms the basis for any publish / subscribe message exchange illustrated here: One simple way to get access to Solace messaging quickly is to create a messaging service in Solace Cloud as outlined here. Topics covered include message exchange patterns, the Solace topic structure, Solace multi-tenancy, and direct & guaranteed messaging. This HTTP server listens for incoming requests and for each request it will print the URL of the request and respond with a 200 OK response.
At this the REST delivery point is configured and should be operational and connected to your REST consumer application. The Solace API uses HTTP POST requests to allow clients to publish message Solace messaging. From roadshows to industry conferences, here’s where we’ll be in 2020. In the script below, update VPNNAME to match that of your Solace messaging solution, and the RC_HOST and RC_PORT to match your REST consumer application. First you need a REST consuming application ready to receive HTTP connections from Solace messaging. So the output should now include: You have now successfully sent and received a REST message on a topic. The Fundamentals of Solace Administration online learning course introduces learners to Solace messaging. You can also add credentials to the request by updating the cURL command to the following: At this point your REST consumer should have received a message. You have access to a running Solace message router with the following configuration: Connectivity information for a Solace message-VPN, Enabled guaranteed messaging support (needed for REST consumers). Your home for Solace press releases, media and analyst mentions, logos and more. Build an event mesh to stream events and information across cloud, on-premises and IoT environments. In this section we'll discuss, in a … This tutorial will demonstrate this using Node.js but Solace REST Messaging uses standard HTTP, so use your favorite HTTP server. First this tutorial will show how to setup the subscriber side so that you are ready to receive messages that are published. You can find other ways to get access to Solace messaging below. The “content-type” headers and “Solace-delivery-mode” are optional. If using a VMR load, log in to the Solace message router CLI using the management username and password for your Solace VMR. There are several benefits to this approach. Message Exchange Patterns Message VPNs
Note: Even though this tutorial is illustrating how to publish with direct messages, for REST delivery points, the messages are always consumed from a queue. Events From web streams to … Join them to grow your
This means that pub and sub messages are sent on different HTTP connections than they are received as shown in the following figure.
This tutorial requires access Solace messaging and requires that you know several connectivity properties about your Solace messaging.
Again in your environment, the RC_HOST and RC_PORT will be the host/IP and port that your server is listening on. (Format: The Solace message router Message VPN that this client should connect to. You can learn all about REST on Solace messaging by referring to the Online REST Messaging Documentation.
You will need: The messaging connectivity information are the following: Host:
Specifically you need to know the following: There are several ways you can get access to Solace Messaging and find these required properties.
The tutorial will show you how to connecting a client, sending a message on a topic subscription and receive this message again through the Solace REST messaging API. For more information on this see the Features – Topic Matching and Message Delivery Modes.
Solace Developer Community Join our technical community for Solace PubSub+ and find the answer you’re searching for. This is explained in more detail in the REST Messaging Concepts where the REST consumers are explained.
REST Messaging Introduction & REST Messaging Concepts which explains the API at an architectural level. We’ve been in this game since 2001. Core Concepts In this section we'll discuss several concepts that form the foundation of event messaging technology and Solace PubSub+ event brokers: What is Messaging? Here’s a glimpse into our seasoned C-suite and board.
This tutorial will walk you through the required Solace messaging configuration steps required to create a queue and REST delivery point to connect to your REST consumer application. RC_HOST – Update to match REST consumer application. Follow their code on GitHub. Note: By default, the Solace VMR “default” message VPN has authentication disabled. We believe innovation takes collaboration.
Next, you must configure a queue and REST delivery point on Solace messaging. Solace also supports popular open protocols
Our private instructor-led training provides a flexible solution that minimizes travels costs and empowers your team through hands-on labs with your existing Solace infrastructure. Sending a REST message to Solace is very simple. A few areas where we’re changing the game.
On the consume side, the Solace REST messaging API depends on a guaranteed messaging queue. This intensive, three-day, instructor-led course provides an introduction to Solace solution design & architecture and helps prepare you to architect solutions for your own Solace infrastructure.
In order to receive REST messages from Solace messaging, you must configure a Guaranteed messaging queue and a REST delivery point.
The course provides an overview of Solace products, options for the administration of those products, and an introduction to messaging. First it removes the possibility of message loss which can exist when using HTTP GET requests without explicit separate acknowledgement. The messaging connectivity information is found in the service details in the connectivity tab (shown below). In the above, you need to update RC_HOST and RC_PORT to represent the HOST and PORT that your REST consumer application will be listening on.
You will need to update HOST and PORT to match your Solace messaging HOST and REST service port.
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It also enables much higher performance and overall message rate when multiple, parallel HTTP connections are used. This will send a message with contents “Hello World REST” as a Solace text message using the direct delivery mode.
The 200 OK response indicates to Solace messaging that the message has been successfully processed and it can be removed from Solace messaging queue. At this point the consumer is up and ready to receive messages. This intensive, three day, instructor-led course provides an introduction to PubSub+ Cloud fundamentals, application level administration, and covering how to develop applications that leverage Solace messaging using your language or protocol of choice. If they are omitted then the Solace REST messaging default delivery mode of “persistent” will be used and the message contents will be treated as binary. It is fully outlined in REST Messaging Protocol.
Solace Samples has 22 repositories available.
You can learn about each of these components using Features – REST Introduction.
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