/
pattern.rs
97 lines (83 loc) · 2.54 KB
/
pattern.rs
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// Copyright 2019-2021 Tauri Programme within The Commons Conservancy
// SPDX-License-Identifier: Apache-2.0
// SPDX-License-Identifier: MIT
use std::marker::PhantomData;
#[cfg(feature = "isolation")]
use std::sync::Arc;
use serde::Serialize;
use serialize_to_javascript::{default_template, Template};
use tauri_utils::assets::{Assets, EmbeddedAssets};
/// The domain of the isolation iframe source.
pub const ISOLATION_IFRAME_SRC_DOMAIN: &str = "localhost";
/// An application pattern.
#[derive(Debug, Clone)]
pub enum Pattern<A: Assets = EmbeddedAssets> {
/// The brownfield pattern.
Brownfield(PhantomData<A>),
/// Isolation pattern. Recommended for security purposes.
#[cfg(feature = "isolation")]
Isolation {
/// The HTML served on `isolation://index.html`.
assets: Arc<A>,
/// The schema used for the isolation frames.
schema: String,
/// A random string used to ensure that the message went through the isolation frame.
///
/// This should be regenerated at runtime.
key: String,
/// Cryptographically secure keys
crypto_keys: Box<tauri_utils::pattern::isolation::Keys>,
},
}
/// The shape of the JavaScript Pattern config
#[derive(Debug, Serialize)]
#[serde(rename_all = "lowercase", tag = "pattern")]
pub(crate) enum PatternObject {
/// Brownfield pattern.
Brownfield,
/// Isolation pattern. Recommended for security purposes.
#[cfg(feature = "isolation")]
Isolation {
/// Which `IsolationSide` this `PatternObject` is getting injected into
side: IsolationSide,
},
}
impl From<&Pattern> for PatternObject {
fn from(pattern: &Pattern) -> Self {
match pattern {
Pattern::Brownfield(_) => Self::Brownfield,
#[cfg(feature = "isolation")]
Pattern::Isolation { .. } => Self::Isolation {
side: IsolationSide::default(),
},
}
}
}
/// Where the JavaScript is injected to
#[derive(Debug, Serialize)]
#[serde(rename_all = "lowercase")]
pub(crate) enum IsolationSide {
/// Original frame, the Brownfield application
Original,
/// Secure frame, the isolation security application
#[allow(dead_code)]
Secure,
}
impl Default for IsolationSide {
fn default() -> Self {
Self::Original
}
}
#[derive(Template)]
#[default_template("../scripts/pattern.js")]
pub(crate) struct PatternJavascript {
pub(crate) pattern: PatternObject,
}
#[allow(dead_code)]
pub(crate) fn format_real_schema(schema: &str) -> String {
if cfg!(windows) {
format!("https://{schema}.{ISOLATION_IFRAME_SRC_DOMAIN}")
} else {
format!("{schema}://{ISOLATION_IFRAME_SRC_DOMAIN}")
}
}