HTTP Client Library for WASM Component Model

HTTP Client Library for used in the WASM Component Model. It uses WASI-HTTP. It is part of SDF project.

This crate re-exports http crate.

Usage in the SDF inline operator

While this can be used in the any WASM Component. It is primarily used in the SDF dataflow. Here is an example of how to use it in the SDF.

Here sdf-http is used as rust dependency in the operator.

  hello:
    sources:
      - type: topic
        id: input-topic
    transforms:
      - operator: map
        dependencies:
          - name: sdf-http
            version: "0.4.2"
        run: |
          fn invoke_http(input: String) -> Result<String> {
            
            let uri = format!("http://localhost:3000/hello/{}", input);
            Ok(sdf_http::get(uri)?.text()?)
          }
    sinks:
      - type: topic
        id: output-topic

License

Licensed under Apache License, Version 2.0 (LICENSE-APACHE or https://apache.org/licenses/LICENSE-2.0)