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951 lines
31 KiB
951 lines
31 KiB
// Copyright 2019-2023 Tauri Programme within The Commons Conservancy
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// SPDX-License-Identifier: Apache-2.0
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// SPDX-License-Identifier: MIT
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use std::{
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collections::HashMap,
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ffi::{OsStr, OsString},
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io::Cursor,
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path::{Path, PathBuf},
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str::FromStr,
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sync::Arc,
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time::Duration,
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};
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use base64::Engine;
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use futures_util::StreamExt;
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use http::HeaderName;
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use minisign_verify::{PublicKey, Signature};
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use reqwest::{
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header::{HeaderMap, HeaderValue},
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ClientBuilder, StatusCode,
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};
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use semver::Version;
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use serde::{de::Error as DeError, Deserialize, Deserializer, Serialize};
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use tauri::{utils::platform::current_exe, Resource};
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use time::OffsetDateTime;
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use url::Url;
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use crate::{
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error::{Error, Result},
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Config,
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};
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#[derive(Debug, Deserialize, Serialize, Clone)]
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pub struct ReleaseManifestPlatform {
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/// Download URL for the platform
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pub url: Url,
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/// Signature for the platform
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pub signature: String,
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}
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#[derive(Debug, Deserialize, Serialize, Clone)]
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#[serde(untagged)]
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pub enum RemoteReleaseInner {
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Dynamic(ReleaseManifestPlatform),
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Static {
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platforms: HashMap<String, ReleaseManifestPlatform>,
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},
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}
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/// Information about a release returned by the remote update server.
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///
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/// This type can have one of two shapes: Server Format (Dynamic Format) and Static Format.
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#[derive(Debug, Clone)]
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pub struct RemoteRelease {
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/// Version to install.
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pub version: Version,
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/// Release notes.
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pub notes: Option<String>,
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/// Release date.
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pub pub_date: Option<OffsetDateTime>,
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/// Release data.
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pub data: RemoteReleaseInner,
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}
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impl RemoteRelease {
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/// The release's download URL for the given target.
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pub fn download_url(&self, target: &str) -> Result<&Url> {
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match self.data {
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RemoteReleaseInner::Dynamic(ref platform) => Ok(&platform.url),
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RemoteReleaseInner::Static { ref platforms } => platforms
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.get(target)
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.map_or(Err(Error::TargetNotFound(target.to_string())), |p| {
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Ok(&p.url)
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}),
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}
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}
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/// The release's signature for the given target.
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pub fn signature(&self, target: &str) -> Result<&String> {
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match self.data {
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RemoteReleaseInner::Dynamic(ref platform) => Ok(&platform.signature),
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RemoteReleaseInner::Static { ref platforms } => platforms
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.get(target)
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.map_or(Err(Error::TargetNotFound(target.to_string())), |platform| {
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Ok(&platform.signature)
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}),
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}
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}
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}
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pub type OnBeforeExit = Arc<dyn Fn() + Send + Sync + 'static>;
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pub struct UpdaterBuilder {
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current_version: Version,
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config: Config,
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version_comparator: Option<Box<dyn Fn(Version, RemoteRelease) -> bool + Send + Sync>>,
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executable_path: Option<PathBuf>,
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target: Option<String>,
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endpoints: Option<Vec<Url>>,
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headers: HeaderMap,
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timeout: Option<Duration>,
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proxy: Option<Url>,
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installer_args: Vec<OsString>,
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on_before_exit: Option<OnBeforeExit>,
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}
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impl UpdaterBuilder {
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pub fn new(current_version: Version, config: crate::Config) -> Self {
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Self {
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installer_args: config
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.windows
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.as_ref()
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.map(|w| w.installer_args.clone())
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.unwrap_or_default(),
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current_version,
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config,
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version_comparator: None,
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executable_path: None,
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target: None,
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endpoints: None,
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headers: Default::default(),
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timeout: None,
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proxy: None,
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on_before_exit: None,
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}
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}
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pub fn version_comparator<F: Fn(Version, RemoteRelease) -> bool + Send + Sync + 'static>(
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mut self,
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f: F,
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) -> Self {
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self.version_comparator = Some(Box::new(f));
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self
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}
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pub fn target(mut self, target: impl Into<String>) -> Self {
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self.target.replace(target.into());
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self
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}
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pub fn endpoints(mut self, endpoints: Vec<Url>) -> Self {
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self.endpoints.replace(endpoints);
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self
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}
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pub fn executable_path<P: AsRef<Path>>(mut self, p: P) -> Self {
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self.executable_path.replace(p.as_ref().into());
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self
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}
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pub fn header<K, V>(mut self, key: K, value: V) -> Result<Self>
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where
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HeaderName: TryFrom<K>,
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<HeaderName as TryFrom<K>>::Error: Into<http::Error>,
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HeaderValue: TryFrom<V>,
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<HeaderValue as TryFrom<V>>::Error: Into<http::Error>,
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{
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let key: std::result::Result<HeaderName, http::Error> = key.try_into().map_err(Into::into);
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let value: std::result::Result<HeaderValue, http::Error> =
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value.try_into().map_err(Into::into);
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self.headers.insert(key?, value?);
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Ok(self)
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}
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pub fn timeout(mut self, timeout: Duration) -> Self {
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self.timeout = Some(timeout);
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self
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}
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pub fn proxy(mut self, proxy: Url) -> Self {
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self.proxy.replace(proxy);
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self
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}
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pub fn pubkey<S: Into<String>>(mut self, pubkey: S) -> Self {
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self.config.pubkey = pubkey.into();
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self
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}
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pub fn installer_arg<S>(mut self, arg: S) -> Self
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where
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S: Into<OsString>,
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{
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self.installer_args.push(arg.into());
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self
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}
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pub fn installer_args<I, S>(mut self, args: I) -> Self
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where
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I: IntoIterator<Item = S>,
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S: Into<OsString>,
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{
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let args = args.into_iter().map(|a| a.into()).collect::<Vec<_>>();
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self.installer_args.extend_from_slice(&args);
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self
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}
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pub fn clear_installer_args(mut self) -> Self {
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self.installer_args.clear();
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self
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}
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pub fn on_before_exit<F: Fn() + Send + Sync + 'static>(mut self, f: F) -> Self {
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self.on_before_exit.replace(Arc::new(f));
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self
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}
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pub fn build(self) -> Result<Updater> {
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let endpoints = self
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.endpoints
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.unwrap_or_else(|| self.config.endpoints.iter().map(|e| e.0.clone()).collect());
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if endpoints.is_empty() {
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return Err(Error::EmptyEndpoints);
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};
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let arch = get_updater_arch().ok_or(Error::UnsupportedArch)?;
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let (target, json_target) = if let Some(target) = self.target {
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(target.clone(), target)
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} else {
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let target = get_updater_target().ok_or(Error::UnsupportedOs)?;
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(target.to_string(), format!("{target}-{arch}"))
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};
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let executable_path = self.executable_path.clone().unwrap_or(current_exe()?);
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// Get the extract_path from the provided executable_path
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let extract_path = if cfg!(target_os = "linux") {
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executable_path
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} else {
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extract_path_from_executable(&executable_path)?
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};
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Ok(Updater {
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config: self.config,
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current_version: self.current_version,
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version_comparator: self.version_comparator,
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timeout: self.timeout,
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proxy: self.proxy,
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endpoints,
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installer_args: self.installer_args,
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arch,
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target,
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json_target,
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headers: self.headers,
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extract_path,
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on_before_exit: self.on_before_exit,
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})
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}
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}
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pub struct Updater {
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config: Config,
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current_version: Version,
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version_comparator: Option<Box<dyn Fn(Version, RemoteRelease) -> bool + Send + Sync>>,
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timeout: Option<Duration>,
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proxy: Option<Url>,
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endpoints: Vec<Url>,
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#[allow(dead_code)]
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installer_args: Vec<OsString>,
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arch: &'static str,
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// The `{{target}}` variable we replace in the endpoint
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target: String,
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// The value we search if the updater server returns a JSON with the `platforms` object
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json_target: String,
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headers: HeaderMap,
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extract_path: PathBuf,
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on_before_exit: Option<OnBeforeExit>,
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}
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impl Updater {
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pub async fn check(&self) -> Result<Option<Update>> {
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// we want JSON only
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let mut headers = self.headers.clone();
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headers.insert("Accept", HeaderValue::from_str("application/json").unwrap());
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// Set SSL certs for linux if they aren't available.
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#[cfg(target_os = "linux")]
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{
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if std::env::var_os("SSL_CERT_FILE").is_none() {
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std::env::set_var("SSL_CERT_FILE", "/etc/ssl/certs/ca-certificates.crt");
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}
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if std::env::var_os("SSL_CERT_DIR").is_none() {
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std::env::set_var("SSL_CERT_DIR", "/etc/ssl/certs");
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}
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}
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let mut remote_release: Option<RemoteRelease> = None;
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let mut last_error: Option<Error> = None;
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for url in &self.endpoints {
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// replace {{current_version}}, {{target}} and {{arch}} in the provided URL
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// this is useful if we need to query example
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// https://releases.myapp.com/update/{{target}}/{{arch}}/{{current_version}}
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// will be translated into ->
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// https://releases.myapp.com/update/darwin/aarch64/1.0.0
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// The main objective is if the update URL is defined via the Cargo.toml
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// the URL will be generated dynamically
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let url: Url = url
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.to_string()
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// url::Url automatically url-encodes the path components
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.replace(
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"%7B%7Bcurrent_version%7D%7D",
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&self.current_version.to_string(),
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)
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.replace("%7B%7Btarget%7D%7D", &self.target)
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.replace("%7B%7Barch%7D%7D", self.arch)
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// but not query parameters
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.replace("{{current_version}}", &self.current_version.to_string())
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.replace("{{target}}", &self.target)
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.replace("{{arch}}", self.arch)
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.parse()?;
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let mut request = ClientBuilder::new();
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if let Some(timeout) = self.timeout {
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request = request.timeout(timeout);
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}
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if let Some(ref proxy) = self.proxy {
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let proxy = reqwest::Proxy::all(proxy.as_str())?;
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request = request.proxy(proxy);
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}
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let response = request
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.build()?
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.get(url)
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.headers(headers.clone())
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.send()
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.await;
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if let Ok(res) = response {
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if res.status().is_success() {
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// no updates found!
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if StatusCode::NO_CONTENT == res.status() {
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return Ok(None);
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};
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match serde_json::from_value::<RemoteRelease>(res.json().await?)
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.map_err(Into::into)
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{
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Ok(release) => {
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last_error = None;
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remote_release = Some(release);
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// we found a relase, break the loop
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break;
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}
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Err(err) => last_error = Some(err),
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}
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}
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}
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}
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// Last error is cleaned on success.
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// Shouldn't be triggered if we had a successfull call
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if let Some(error) = last_error {
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return Err(error);
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}
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// Extracted remote metadata
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let release = remote_release.ok_or(Error::ReleaseNotFound)?;
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let should_update = match self.version_comparator.as_ref() {
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Some(comparator) => comparator(self.current_version.clone(), release.clone()),
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None => release.version > self.current_version,
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};
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let update = if should_update {
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Some(Update {
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config: self.config.clone(),
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on_before_exit: self.on_before_exit.clone(),
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current_version: self.current_version.to_string(),
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target: self.target.clone(),
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extract_path: self.extract_path.clone(),
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installer_args: self.installer_args.clone(),
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version: release.version.to_string(),
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date: release.pub_date,
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download_url: release.download_url(&self.json_target)?.to_owned(),
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body: release.notes.clone(),
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signature: release.signature(&self.json_target)?.to_owned(),
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timeout: self.timeout,
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proxy: self.proxy.clone(),
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headers: self.headers.clone(),
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})
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} else {
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None
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};
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Ok(update)
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}
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}
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#[derive(Clone)]
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pub struct Update {
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config: Config,
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#[allow(unused)]
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on_before_exit: Option<OnBeforeExit>,
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/// Update description
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pub body: Option<String>,
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/// Version used to check for update
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pub current_version: String,
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/// Version announced
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pub version: String,
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/// Update publish date
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pub date: Option<OffsetDateTime>,
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/// Target
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pub target: String,
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/// Extract path
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#[allow(unused)]
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extract_path: PathBuf,
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#[allow(unused)]
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installer_args: Vec<OsString>,
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/// Download URL announced
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pub download_url: Url,
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/// Signature announced
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pub signature: String,
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/// Request timeout
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pub timeout: Option<Duration>,
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/// Request proxy
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pub proxy: Option<Url>,
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/// Request headers
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pub headers: HeaderMap,
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}
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impl Resource for Update {}
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impl Update {
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/// Downloads the updater package, verifies it then return it as bytes.
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///
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/// Use [`Update::install`] to install it
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pub async fn download<C: FnMut(usize, Option<u64>), D: FnOnce()>(
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&self,
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mut on_chunk: C,
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on_download_finish: D,
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) -> Result<Vec<u8>> {
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// set our headers
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let mut headers = self.headers.clone();
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headers.insert(
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"Accept",
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HeaderValue::from_str("application/octet-stream").unwrap(),
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);
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headers.insert(
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"User-Agent",
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HeaderValue::from_str("tauri-updater").unwrap(),
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);
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let mut request = ClientBuilder::new();
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if let Some(timeout) = self.timeout {
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request = request.timeout(timeout);
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}
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if let Some(ref proxy) = self.proxy {
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let proxy = reqwest::Proxy::all(proxy.as_str())?;
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request = request.proxy(proxy);
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}
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let response = request
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.build()?
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.get(self.download_url.clone())
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.headers(headers)
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.send()
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.await?;
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if !response.status().is_success() {
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return Err(Error::Network(format!(
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"Download request failed with status: {}",
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response.status()
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)));
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}
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let content_length: Option<u64> = response
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.headers()
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.get("Content-Length")
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.and_then(|value| value.to_str().ok())
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.and_then(|value| value.parse().ok());
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let mut buffer = Vec::new();
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let mut stream = response.bytes_stream();
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while let Some(chunk) = stream.next().await {
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let chunk = chunk?;
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on_chunk(chunk.len(), content_length);
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buffer.extend(chunk);
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}
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on_download_finish();
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verify_signature(&buffer, &self.signature, &self.config.pubkey)?;
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Ok(buffer)
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}
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|
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/// Installs the updater package downloaded by [`Update::download`]
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pub fn install(&self, bytes: impl AsRef<[u8]>) -> Result<()> {
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self.install_inner(bytes.as_ref())
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}
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|
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/// Downloads and installs the updater package
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pub async fn download_and_install<C: FnMut(usize, Option<u64>), D: FnOnce()>(
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&self,
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on_chunk: C,
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on_download_finish: D,
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) -> Result<()> {
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let bytes = self.download(on_chunk, on_download_finish).await?;
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self.install(bytes)
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}
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#[cfg(mobile)]
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fn install_inner(&self, _bytes: &[u8]) -> Result<()> {
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Ok(())
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}
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}
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|
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#[cfg(windows)]
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enum WindowsUpdaterType {
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Nsis,
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Msi,
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}
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|
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#[cfg(windows)]
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impl WindowsUpdaterType {
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fn extension(&self) -> &str {
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match self {
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WindowsUpdaterType::Nsis => ".exe",
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WindowsUpdaterType::Msi => ".msi",
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}
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}
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}
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|
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#[cfg(windows)]
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impl Config {
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fn install_mode(&self) -> crate::config::WindowsUpdateInstallMode {
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self.windows
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.as_ref()
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.map(|w| w.install_mode.clone())
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.unwrap_or_default()
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}
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}
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|
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/// Windows
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#[cfg(windows)]
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impl Update {
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/// ### Expected structure:
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/// ├── [AppName]_[version]_x64.msi # Application MSI
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/// ├── [AppName]_[version]_x64-setup.exe # NSIS installer
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/// ├── [AppName]_[version]_x64.msi.zip # ZIP generated by tauri-bundler
|
|
/// │ └──[AppName]_[version]_x64.msi # Application MSI
|
|
/// ├── [AppName]_[version]_x64-setup.exe.zip # ZIP generated by tauri-bundler
|
|
/// │ └──[AppName]_[version]_x64-setup.exe # NSIS installer
|
|
/// └── ...
|
|
fn install_inner(&self, bytes: &[u8]) -> Result<()> {
|
|
use windows_sys::{
|
|
w,
|
|
Win32::UI::{Shell::ShellExecuteW, WindowsAndMessaging::SW_SHOW},
|
|
};
|
|
|
|
let (updater_type, path, _temp) = Self::extract(bytes)?;
|
|
|
|
let install_mode = self.config.install_mode();
|
|
let mut installer_args = self.installer_args();
|
|
match updater_type {
|
|
WindowsUpdaterType::Nsis => {
|
|
installer_args.extend(install_mode.nsis_args().iter().map(OsStr::new));
|
|
installer_args.push(OsStr::new("/NS"));
|
|
installer_args.push(OsStr::new("/UPDATE"));
|
|
}
|
|
WindowsUpdaterType::Msi => {
|
|
installer_args.extend(install_mode.msiexec_args().iter().map(OsStr::new));
|
|
installer_args.push(OsStr::new("/promptrestart"));
|
|
}
|
|
};
|
|
|
|
if let Some(on_before_exit) = self.on_before_exit.as_ref() {
|
|
on_before_exit();
|
|
}
|
|
|
|
let file = encode_wide(path);
|
|
let parameters = encode_wide(installer_args.join(OsStr::new(" ")));
|
|
unsafe {
|
|
ShellExecuteW(
|
|
0,
|
|
w!("open"),
|
|
file.as_ptr(),
|
|
parameters.as_ptr(),
|
|
std::ptr::null(),
|
|
SW_SHOW,
|
|
)
|
|
};
|
|
|
|
std::process::exit(0);
|
|
}
|
|
|
|
fn installer_args(&self) -> Vec<&OsStr> {
|
|
self.installer_args
|
|
.iter()
|
|
.map(OsStr::new)
|
|
.collect::<Vec<_>>()
|
|
}
|
|
|
|
fn extract(bytes: &[u8]) -> Result<(WindowsUpdaterType, PathBuf, Option<tempfile::TempPath>)> {
|
|
#[cfg(feature = "zip")]
|
|
if infer::archive::is_zip(bytes) {
|
|
return Self::extract_zip(bytes);
|
|
}
|
|
|
|
Self::extract_exe(bytes)
|
|
}
|
|
|
|
#[cfg(feature = "zip")]
|
|
fn extract_zip(
|
|
bytes: &[u8],
|
|
) -> Result<(WindowsUpdaterType, PathBuf, Option<tempfile::TempPath>)> {
|
|
let tmp_dir = tempfile::Builder::new().tempdir()?.into_path();
|
|
|
|
let archive = Cursor::new(bytes);
|
|
let mut extractor = zip::ZipArchive::new(archive)?;
|
|
extractor.extract(&tmp_dir)?;
|
|
|
|
let paths = std::fs::read_dir(&tmp_dir)?;
|
|
for path in paths {
|
|
let found_path = path?.path();
|
|
let ext = found_path.extension();
|
|
if ext == Some(OsStr::new("exe")) {
|
|
return Ok((WindowsUpdaterType::Nsis, found_path, None));
|
|
} else if ext == Some(OsStr::new("msi")) {
|
|
return Ok((WindowsUpdaterType::Msi, found_path, None));
|
|
}
|
|
}
|
|
|
|
Err(crate::Error::BinaryNotFoundInArchive)
|
|
}
|
|
|
|
fn extract_exe(
|
|
bytes: &[u8],
|
|
) -> Result<(WindowsUpdaterType, PathBuf, Option<tempfile::TempPath>)> {
|
|
use std::io::Write;
|
|
|
|
let updater_type = if infer::app::is_exe(bytes) {
|
|
WindowsUpdaterType::Nsis
|
|
} else if infer::archive::is_msi(bytes) {
|
|
WindowsUpdaterType::Msi
|
|
} else {
|
|
return Err(crate::Error::InvalidUpdaterFormat);
|
|
};
|
|
|
|
let ext = updater_type.extension();
|
|
|
|
let mut temp_file = tempfile::Builder::new().suffix(ext).tempfile()?;
|
|
temp_file.write_all(bytes)?;
|
|
let temp_path = temp_file.into_temp_path();
|
|
|
|
Ok((updater_type, temp_path.to_path_buf(), Some(temp_path)))
|
|
}
|
|
}
|
|
|
|
/// Linux (AppImage)
|
|
#[cfg(any(
|
|
target_os = "linux",
|
|
target_os = "dragonfly",
|
|
target_os = "freebsd",
|
|
target_os = "netbsd",
|
|
target_os = "openbsd"
|
|
))]
|
|
impl Update {
|
|
/// ### Expected structure:
|
|
/// ├── [AppName]_[version]_amd64.AppImage.tar.gz # GZ generated by tauri-bundler
|
|
/// │ └──[AppName]_[version]_amd64.AppImage # Application AppImage
|
|
/// └── ...
|
|
///
|
|
/// We should have an AppImage already installed to be able to copy and install
|
|
/// the extract_path is the current AppImage path
|
|
/// tmp_dir is where our new AppImage is found
|
|
fn install_inner(&self, bytes: &[u8]) -> Result<()> {
|
|
use std::os::unix::fs::{MetadataExt, PermissionsExt};
|
|
let extract_path_metadata = self.extract_path.metadata()?;
|
|
|
|
let tmp_dir_locations = vec![
|
|
Box::new(|| Some(std::env::temp_dir())) as Box<dyn FnOnce() -> Option<PathBuf>>,
|
|
Box::new(dirs_next::cache_dir),
|
|
Box::new(|| Some(self.extract_path.parent().unwrap().to_path_buf())),
|
|
];
|
|
|
|
for tmp_dir_location in tmp_dir_locations {
|
|
if let Some(tmp_dir_location) = tmp_dir_location() {
|
|
let tmp_dir = tempfile::Builder::new()
|
|
.prefix("tauri_current_app")
|
|
.tempdir_in(tmp_dir_location)?;
|
|
let tmp_dir_metadata = tmp_dir.path().metadata()?;
|
|
|
|
if extract_path_metadata.dev() == tmp_dir_metadata.dev() {
|
|
let mut perms = tmp_dir_metadata.permissions();
|
|
perms.set_mode(0o700);
|
|
std::fs::set_permissions(tmp_dir.path(), perms)?;
|
|
|
|
let tmp_app_image = &tmp_dir.path().join("current_app.AppImage");
|
|
|
|
// create a backup of our current app image
|
|
std::fs::rename(&self.extract_path, tmp_app_image)?;
|
|
|
|
#[cfg(feature = "zip")]
|
|
if infer::archive::is_gz(bytes) {
|
|
// extract the buffer to the tmp_dir
|
|
// we extract our signed archive into our final directory without any temp file
|
|
let archive = Cursor::new(bytes);
|
|
let decoder = flate2::read::GzDecoder::new(archive);
|
|
let mut archive = tar::Archive::new(decoder);
|
|
for mut entry in archive.entries()?.flatten() {
|
|
if let Ok(path) = entry.path() {
|
|
if path.extension() == Some(OsStr::new("AppImage")) {
|
|
// if something went wrong during the extraction, we should restore previous app
|
|
if let Err(err) = entry.unpack(&self.extract_path) {
|
|
std::fs::rename(tmp_app_image, &self.extract_path)?;
|
|
return Err(err.into());
|
|
}
|
|
// early finish we have everything we need here
|
|
return Ok(());
|
|
}
|
|
}
|
|
}
|
|
// if we have not returned early we should restore the backup
|
|
std::fs::rename(tmp_app_image, &self.extract_path)?;
|
|
return Err(Error::BinaryNotFoundInArchive);
|
|
}
|
|
|
|
return match std::fs::write(&self.extract_path, bytes) {
|
|
Err(err) => {
|
|
// if something went wrong during the extraction, we should restore previous app
|
|
std::fs::rename(tmp_app_image, &self.extract_path)?;
|
|
Err(err.into())
|
|
}
|
|
Ok(_) => Ok(()),
|
|
};
|
|
}
|
|
}
|
|
}
|
|
|
|
Err(Error::TempDirNotOnSameMountPoint)
|
|
}
|
|
}
|
|
|
|
/// MacOS
|
|
#[cfg(target_os = "macos")]
|
|
impl Update {
|
|
/// ### Expected structure:
|
|
/// ├── [AppName]_[version]_x64.app.tar.gz # GZ generated by tauri-bundler
|
|
/// │ └──[AppName].app # Main application
|
|
/// │ └── Contents # Application contents...
|
|
/// │ └── ...
|
|
/// └── ...
|
|
fn install_inner(&self, bytes: &[u8]) -> Result<()> {
|
|
use flate2::read::GzDecoder;
|
|
|
|
let cursor = Cursor::new(bytes);
|
|
let mut extracted_files: Vec<PathBuf> = Vec::new();
|
|
|
|
// the first file in the tar.gz will always be
|
|
// <app_name>/Contents
|
|
let tmp_dir = tempfile::Builder::new()
|
|
.prefix("tauri_current_app")
|
|
.tempdir()?;
|
|
|
|
// create backup of our current app
|
|
std::fs::rename(&self.extract_path, tmp_dir.path())?;
|
|
|
|
let decoder = GzDecoder::new(cursor);
|
|
let mut archive = tar::Archive::new(decoder);
|
|
|
|
std::fs::create_dir(&self.extract_path)?;
|
|
|
|
for entry in archive.entries()? {
|
|
let mut entry = entry?;
|
|
|
|
// skip the first folder (should be the app name)
|
|
let collected_path: PathBuf = entry.path()?.iter().skip(1).collect();
|
|
let extraction_path = &self.extract_path.join(collected_path);
|
|
|
|
// if something went wrong during the extraction, we should restore previous app
|
|
if let Err(err) = entry.unpack(extraction_path) {
|
|
for file in extracted_files.iter().rev() {
|
|
// delete all the files we extracted
|
|
if file.is_dir() {
|
|
std::fs::remove_dir(file)?;
|
|
} else {
|
|
std::fs::remove_file(file)?;
|
|
}
|
|
}
|
|
std::fs::rename(tmp_dir.path(), &self.extract_path)?;
|
|
return Err(err.into());
|
|
}
|
|
|
|
extracted_files.push(extraction_path.to_path_buf());
|
|
}
|
|
|
|
let _ = std::process::Command::new("touch")
|
|
.arg(&self.extract_path)
|
|
.status();
|
|
|
|
Ok(())
|
|
}
|
|
}
|
|
|
|
/// Gets the target string used on the updater.
|
|
pub fn target() -> Option<String> {
|
|
if let (Some(target), Some(arch)) = (get_updater_target(), get_updater_arch()) {
|
|
Some(format!("{target}-{arch}"))
|
|
} else {
|
|
None
|
|
}
|
|
}
|
|
|
|
pub(crate) fn get_updater_target() -> Option<&'static str> {
|
|
if cfg!(target_os = "linux") {
|
|
Some("linux")
|
|
} else if cfg!(target_os = "macos") {
|
|
// TODO shouldn't this be macos instead?
|
|
Some("darwin")
|
|
} else if cfg!(target_os = "windows") {
|
|
Some("windows")
|
|
} else {
|
|
None
|
|
}
|
|
}
|
|
|
|
pub(crate) fn get_updater_arch() -> Option<&'static str> {
|
|
if cfg!(target_arch = "x86") {
|
|
Some("i686")
|
|
} else if cfg!(target_arch = "x86_64") {
|
|
Some("x86_64")
|
|
} else if cfg!(target_arch = "arm") {
|
|
Some("armv7")
|
|
} else if cfg!(target_arch = "aarch64") {
|
|
Some("aarch64")
|
|
} else {
|
|
None
|
|
}
|
|
}
|
|
|
|
pub fn extract_path_from_executable(executable_path: &Path) -> Result<PathBuf> {
|
|
// Return the path of the current executable by default
|
|
// Example C:\Program Files\My App\
|
|
let extract_path = executable_path
|
|
.parent()
|
|
.map(PathBuf::from)
|
|
.ok_or(Error::FailedToDetermineExtractPath)?;
|
|
|
|
// MacOS example binary is in /Applications/TestApp.app/Contents/MacOS/myApp
|
|
// We need to get /Applications/<app>.app
|
|
// TODO(lemarier): Need a better way here
|
|
// Maybe we could search for <*.app> to get the right path
|
|
#[cfg(target_os = "macos")]
|
|
if extract_path
|
|
.display()
|
|
.to_string()
|
|
.contains("Contents/MacOS")
|
|
{
|
|
return extract_path
|
|
.parent()
|
|
.map(PathBuf::from)
|
|
.ok_or(Error::FailedToDetermineExtractPath)?
|
|
.parent()
|
|
.map(PathBuf::from)
|
|
.ok_or(Error::FailedToDetermineExtractPath);
|
|
}
|
|
|
|
Ok(extract_path)
|
|
}
|
|
|
|
impl<'de> Deserialize<'de> for RemoteRelease {
|
|
fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
|
|
where
|
|
D: Deserializer<'de>,
|
|
{
|
|
#[derive(Deserialize)]
|
|
struct InnerRemoteRelease {
|
|
#[serde(alias = "name", deserialize_with = "parse_version")]
|
|
version: Version,
|
|
notes: Option<String>,
|
|
pub_date: Option<String>,
|
|
platforms: Option<HashMap<String, ReleaseManifestPlatform>>,
|
|
// dynamic platform response
|
|
url: Option<Url>,
|
|
signature: Option<String>,
|
|
}
|
|
|
|
let release = InnerRemoteRelease::deserialize(deserializer)?;
|
|
|
|
let pub_date = if let Some(date) = release.pub_date {
|
|
Some(
|
|
OffsetDateTime::parse(&date, &time::format_description::well_known::Rfc3339)
|
|
.map_err(|e| DeError::custom(format!("invalid value for `pub_date`: {e}")))?,
|
|
)
|
|
} else {
|
|
None
|
|
};
|
|
|
|
Ok(RemoteRelease {
|
|
version: release.version,
|
|
notes: release.notes,
|
|
pub_date,
|
|
data: if let Some(platforms) = release.platforms {
|
|
RemoteReleaseInner::Static { platforms }
|
|
} else {
|
|
RemoteReleaseInner::Dynamic(ReleaseManifestPlatform {
|
|
url: release.url.ok_or_else(|| {
|
|
DeError::custom("the `url` field was not set on the updater response")
|
|
})?,
|
|
signature: release.signature.ok_or_else(|| {
|
|
DeError::custom("the `signature` field was not set on the updater response")
|
|
})?,
|
|
})
|
|
},
|
|
})
|
|
}
|
|
}
|
|
|
|
fn parse_version<'de, D>(deserializer: D) -> std::result::Result<Version, D::Error>
|
|
where
|
|
D: serde::Deserializer<'de>,
|
|
{
|
|
let str = String::deserialize(deserializer)?;
|
|
|
|
Version::from_str(str.trim_start_matches('v')).map_err(serde::de::Error::custom)
|
|
}
|
|
|
|
// Validate signature
|
|
fn verify_signature(data: &[u8], release_signature: &str, pub_key: &str) -> Result<bool> {
|
|
// we need to convert the pub key
|
|
let pub_key_decoded = base64_to_string(pub_key)?;
|
|
let public_key = PublicKey::decode(&pub_key_decoded)?;
|
|
let signature_base64_decoded = base64_to_string(release_signature)?;
|
|
let signature = Signature::decode(&signature_base64_decoded)?;
|
|
|
|
// Validate signature or bail out
|
|
public_key.verify(data, &signature, true)?;
|
|
Ok(true)
|
|
}
|
|
|
|
fn base64_to_string(base64_string: &str) -> Result<String> {
|
|
let decoded_string = &base64::engine::general_purpose::STANDARD.decode(base64_string)?;
|
|
let result = std::str::from_utf8(decoded_string)
|
|
.map_err(|_| Error::SignatureUtf8(base64_string.into()))?
|
|
.to_string();
|
|
Ok(result)
|
|
}
|
|
|
|
#[cfg(windows)]
|
|
fn encode_wide(string: impl AsRef<OsStr>) -> Vec<u16> {
|
|
use std::os::windows::ffi::OsStrExt;
|
|
|
|
string
|
|
.as_ref()
|
|
.encode_wide()
|
|
.chain(std::iter::once(0))
|
|
.collect()
|
|
}
|