a2a-client-lf 0.1.14

A2A v1 async client with protocol binding factory
Documentation 
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// Copyright AGNTCY Contributors (https://github.com/agntcy)
// SPDX-License-Identifier: Apache-2.0
pub mod agent_card;
pub mod auth;
pub mod client;
pub mod factory;
pub mod jsonrpc;
pub mod middleware;
mod push_config_compat;
pub mod rest;
pub mod transport;

pub use client::A2AClient;
pub use factory::A2AClientFactory;
pub use futures::stream::BoxStream;
pub use transport::{ServiceParams, Transport, TransportFactory};

pub(crate) fn build_reqwest_client_with_root_pem(
    pem: &[u8],
) -> Result<reqwest::Client, a2a::A2AError> {
    let cert = reqwest::Certificate::from_pem(pem)
        .map_err(|e| a2a::A2AError::internal(format!("invalid PEM certificate: {e}")))?;
    reqwest::Client::builder()
        .add_root_certificate(cert)
        .build()
        .map_err(|e| a2a::A2AError::internal(format!("failed to build HTTP client: {e}")))
}

#[cfg(test)]
pub(crate) mod test_utils {
    pub fn rcgen_self_signed_ca_pem() -> Vec<u8> {
        let mut params = rcgen::CertificateParams::new(Vec::<String>::new()).unwrap();
        params.is_ca = rcgen::IsCa::Ca(rcgen::BasicConstraints::Unconstrained);
        params
            .distinguished_name
            .push(rcgen::DnType::CommonName, "Test CA");
        let key = rcgen::KeyPair::generate().unwrap();
        let cert = params.self_signed(&key).unwrap();
        cert.pem().into_bytes()
    }
}