salvo_core 0.91.1

Salvo is a powerful web framework that can make your work easier.
Documentation 
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//! native_tls module
use std::fmt::{self, Debug, Formatter};
use std::fs::File;
use std::io::{Error as IoError, Result as IoResult, Read};
use std::path::{Path, PathBuf};
use std::future::{ready, Ready};

use futures_util::stream::{once, Once, Stream};

pub use tokio_native_tls::native_tls::Identity;

use crate::conn::IntoConfigStream;

/// Builder to set the configuration for the TLS server.
#[non_exhaustive]
pub struct NativeTlsConfig {
    pkcs12_path: Option<PathBuf>,
    /// The pkcs12 data.
    pub pkcs12: Vec<u8>,
    /// The password for the pkcs12 data.
    pub password: String,
}

impl Debug for NativeTlsConfig {
    #[inline]
    fn fmt(&self, f: &mut Formatter) -> fmt::Result {
        f.debug_struct("NativeTlsConfig").finish()
    }
}

impl Default for NativeTlsConfig {
    #[inline]
    fn default() -> Self {
        Self::new()
    }
}
impl NativeTlsConfig {
    /// Create new `NativeTlsConfig`
    #[inline]
    #[must_use]
    pub fn new() -> Self {
        Self {
            pkcs12_path: None,
            pkcs12: vec![],
            password: String::new(),
        }
    }

    /// Sets the pkcs12 via File Path, returns [`std::io::Error`] if the file cannot be opened
    #[inline]
    #[must_use]
    pub fn pkcs12_path(mut self, path: impl AsRef<Path>) -> Self {
        self.pkcs12_path = Some(path.as_ref().into());
        self
    }

    /// Sets the pkcs12 via bytes slice
    #[inline]
    #[must_use]
    pub fn pkcs12(mut self, pkcs12: impl Into<Vec<u8>>) -> Self {
        self.pkcs12 = pkcs12.into();
        self
    }
    /// Sets the password
    #[inline]
    #[must_use]
    pub fn password(mut self, password: impl Into<String>) -> Self {
        self.password = password.into();
        self
    }

    /// Build identity
    pub fn build_identity(mut self) -> IoResult<Identity> {
        if self.pkcs12.is_empty() {
            if let Some(path) = &self.pkcs12_path {
                let mut file = File::open(path)?;
                file.read_to_end(&mut self.pkcs12)?;
            }
        }
        Identity::from_pkcs12(&self.pkcs12, &self.password).map_err(IoError::other)
    }
}

impl TryInto<Identity> for NativeTlsConfig {
    type Error = IoError;

    fn try_into(self) -> IoResult<Identity> {
        self.build_identity()
    }
}

impl IntoConfigStream<Self> for NativeTlsConfig {
    type Stream = Once<Ready<Self>>;

    fn into_stream(self) -> Self::Stream {
        once(ready(self))
    }
}
impl<T> IntoConfigStream<NativeTlsConfig> for T
where
    T: Stream<Item = NativeTlsConfig> + Send + 'static,
{
    type Stream = T;

    fn into_stream(self) -> Self {
        self
    }
}

impl<T> IntoConfigStream<Identity> for T
where
    T: Stream<Item = Identity> + Send + 'static,
{
    type Stream = T;

    fn into_stream(self) -> Self {
        self
    }
}