100 lines
2.8 KiB
Rust
100 lines
2.8 KiB
Rust
use actix_web::{
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client::ClientRequest, error::BlockingError, http::header::InvalidHeaderValue, web,
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};
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use std::{fmt::Display, future::Future, pin::Pin};
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use crate::{create::Signed, Config, PrepareSignError, Sign};
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impl Sign for ClientRequest {
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fn authorization_signature<F, E, K>(
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mut self,
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config: Config,
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key_id: K,
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f: F,
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) -> Pin<Box<dyn Future<Output = Result<Self, E>>>>
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where
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F: FnOnce(&str) -> Result<String, E> + Send + 'static,
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E: From<BlockingError>
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+ From<PrepareSignError>
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+ From<InvalidHeaderValue>
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+ std::fmt::Debug
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+ Send
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+ 'static,
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K: Display + 'static,
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Self: Sized,
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{
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Box::pin(async move {
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let signed = prepare(&self, &config, key_id, f).await?;
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signed.authorization_header(self.headers_mut())?;
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Ok(self)
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})
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}
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fn signature<F, E, K>(
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mut self,
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config: Config,
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key_id: K,
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f: F,
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) -> Pin<Box<dyn Future<Output = Result<Self, E>>>>
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where
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F: FnOnce(&str) -> Result<String, E> + Send + 'static,
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E: From<BlockingError>
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+ From<PrepareSignError>
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+ From<InvalidHeaderValue>
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+ std::fmt::Debug
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+ Send
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+ 'static,
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K: Display + 'static,
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Self: Sized,
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{
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Box::pin(async move {
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let signed = prepare(&self, &config, key_id, f).await?;
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signed.signature_header(self.headers_mut())?;
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Ok(self)
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})
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}
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}
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async fn prepare<F, E, K>(
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request: &ClientRequest,
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config: &Config,
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key_id: K,
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f: F,
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) -> Result<Signed, E>
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where
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F: FnOnce(&str) -> Result<String, E> + Send + 'static,
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E: From<BlockingError> + From<PrepareSignError> + std::fmt::Debug + Send + 'static,
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K: Display,
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{
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let mut headers = request.headers().clone();
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if config.set_host {
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let header_string = request
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.get_uri()
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.host()
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.ok_or_else(|| PrepareSignError::Host(request.get_uri().to_string()))?
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.to_string();
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let header_string = match request.get_uri().port().map(|p| p.as_u16()) {
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None | Some(443) | Some(80) => header_string,
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Some(port) => format!("{}:{}", header_string, port),
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};
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headers.insert(
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"Host".parse().unwrap(),
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header_string
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.parse()
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.map_err(|_| PrepareSignError::Host(request.get_uri().to_string()))?,
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);
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}
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let unsigned = config.begin_sign(
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request.get_method(),
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request.get_uri().path_and_query(),
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headers,
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)?;
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let key_id = key_id.to_string();
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let signed = web::block(move || unsigned.sign(key_id, f)).await??;
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Ok(signed)
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}
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