ansible-inventory-cloud 0.1.0

Ansible Inventory Cloud
Documentation 
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use core::{future::Future, pin::Pin};

use axum::{
    body::Body,
    extract::{FromRequestParts as _, Query, TypedHeader},
    handler::Handler,
    headers::{authorization::Bearer, Authorization},
    http::{Request, StatusCode},
    response::{IntoResponse as _, Json, Response},
};

use crate::http::{
    authentication::{
        Authentication, AuthenticationQuery, AuthenticationType, AuthenticationVerifier,
    },
    list_handler::{Fetcher, ListHandler},
};

//
impl<T, S, AQ, AO, Ctx> Handler<T, S, Body> for ListHandler<AQ, AO, Ctx>
where
    S: Send + Sync + 'static,
    AQ: AuthenticationQuery + Send + 'static,
    AO: Send + 'static,
    Ctx: Clone + Send + Sync + 'static,
{
    type Future = Pin<Box<dyn Future<Output = Response> + Send + 'static>>;

    fn call(self, req: Request<Body>, state: S) -> Self::Future {
        Box::pin(async move {
            let (mut parts, _) = req.into_parts();

            let mut authentication = None;
            for authentication_type in self.authentication_types {
                match authentication_type {
                    AuthenticationType::HeaderAuthorizationBearer => {
                        if let Ok(bearer) =
                            TypedHeader::<Authorization<Bearer>>::from_request_parts(
                                &mut parts, &state,
                            )
                            .await
                        {
                            authentication = Some(Authentication::HeaderAuthorizationBearer(
                                bearer.token().into(),
                            ));
                        }
                    }
                    AuthenticationType::Query => {
                        if let Ok(Query(query)) =
                            Query::<AQ>::from_request_parts(&mut parts, &state).await
                        {
                            authentication = Some(Authentication::Query(query));
                        }
                    }
                }
            }
            let authentication = if let Some(authentication) = authentication {
                authentication
            } else {
                return (
                    StatusCode::INTERNAL_SERVER_ERROR,
                    "authentication not found",
                )
                    .into_response();
            };

            let v = match &self.authentication_verifier {
                AuthenticationVerifier::Sync(f) => match f(authentication, self.ctx.clone()) {
                    Ok(x) => x,
                    Err(err) => {
                        return (
                            StatusCode::INTERNAL_SERVER_ERROR,
                            format!("authentication verify failed, err:{err}"),
                        )
                            .into_response();
                    }
                },
                AuthenticationVerifier::Async(f) => match f(authentication, self.ctx.clone()).await
                {
                    Ok(x) => x,
                    Err(err) => {
                        return (
                            StatusCode::INTERNAL_SERVER_ERROR,
                            format!("authentication verify failed, err:{err}"),
                        )
                            .into_response();
                    }
                },
            };

            let list = match &self.fetcher {
                Fetcher::Async(f) => match f(v, self.ctx.clone()).await {
                    Ok(x) => x,
                    Err(err) => {
                        return (
                            StatusCode::INTERNAL_SERVER_ERROR,
                            format!("fetch failed, err:{err}"),
                        )
                            .into_response();
                    }
                },
            };

            Json(list).into_response()
        })
    }
}