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// Licensed to the Software Freedom Conservancy (SFC) under one
// or more contributor license agreements. See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership. The SFC licenses this file
// to you under the Apache License, Version 2.0 (the
// "License"); you may not use this file except in compliance
// with the License. You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied. See the License for the
// specific language governing permissions and limitations
// under the License.
use crate::config::ManagerConfig;
use reqwest::Client;
use serde::{Deserialize, Serialize};
use std::collections::HashMap;
use std::error::Error;
use std::option::Option;
use std::path::PathBuf;
use crate::config::ARCH::{ARM64, X32};
use crate::config::OS::{LINUX, MACOS, WINDOWS};
use crate::downloads::{parse_json_from_url, read_version_from_link};
use crate::files::{compose_driver_path_in_cache, BrowserPath};
use crate::logger::Logger;
use crate::metadata::{
create_driver_metadata, get_driver_version_from_metadata, get_metadata, write_metadata,
};
use crate::{
create_http_client, format_one_arg, format_three_args, SeleniumManager, BETA,
DASH_DASH_VERSION, DEV, ENV_LOCALAPPDATA, ENV_PROGRAM_FILES, ENV_PROGRAM_FILES_X86, NIGHTLY,
REG_QUERY, REMOVE_X86, STABLE, WMIC_COMMAND, WMIC_COMMAND_ENV,
};
pub const CHROME_NAME: &str = "chrome";
pub const CHROMEDRIVER_NAME: &str = "chromedriver";
const DRIVER_URL: &str = "https://chromedriver.storage.googleapis.com/";
const LATEST_RELEASE: &str = "LATEST_RELEASE";
const CFT_URL: &str = "https://googlechromelabs.github.io/chrome-for-testing/";
const GOOD_VERSIONS_ENDPOINT: &str = "known-good-versions-with-downloads.json";
const LATEST_VERSIONS_ENDPOINT: &str = "last-known-good-versions-with-downloads.json";
pub struct ChromeManager {
pub browser_name: &'static str,
pub driver_name: &'static str,
pub config: ManagerConfig,
pub http_client: Client,
pub log: Logger,
pub driver_url: Option<String>,
}
impl ChromeManager {
pub fn new() -> Result<Box<Self>, Box<dyn Error>> {
let browser_name = CHROME_NAME;
let driver_name = CHROMEDRIVER_NAME;
let config = ManagerConfig::default(browser_name, driver_name);
let default_timeout = config.timeout.to_owned();
let default_proxy = &config.proxy;
Ok(Box::new(ChromeManager {
browser_name,
driver_name,
http_client: create_http_client(default_timeout, default_proxy)?,
config,
log: Logger::default(),
driver_url: None,
}))
}
fn create_latest_release_url(&self) -> String {
format!("{}{}", DRIVER_URL, LATEST_RELEASE)
}
fn create_latest_release_with_version_url(&self) -> String {
format!(
"{}{}_{}",
DRIVER_URL,
LATEST_RELEASE,
self.get_major_browser_version()
)
}
fn create_good_versions_url(&self) -> String {
format!("{}{}", CFT_URL, GOOD_VERSIONS_ENDPOINT)
}
fn create_latest_versions_url(&self) -> String {
format!("{}{}", CFT_URL, LATEST_VERSIONS_ENDPOINT)
}
fn request_driver_version_from_latest(
&self,
driver_url: String,
) -> Result<String, Box<dyn Error>> {
self.log.debug(format!(
"Reading {} version from {}",
&self.driver_name, driver_url
));
read_version_from_link(self.get_http_client(), driver_url, self.get_logger())
}
fn request_versions_from_cft<T>(&self, driver_url: String) -> Result<T, Box<dyn Error>>
where
T: Serialize + for<'a> Deserialize<'a>,
{
self.log.debug(format!(
"Reading {} metadata from {}",
&self.driver_name, driver_url
));
parse_json_from_url::<T>(self.get_http_client(), driver_url)
}
fn request_latest_driver_version_from_cft(&mut self) -> Result<String, Box<dyn Error>> {
let versions_with_downloads = self
.request_versions_from_cft::<LatestVersionsWithDownloads>(
self.create_latest_versions_url(),
)?;
let stable_channel = versions_with_downloads.channels.stable;
let chromedriver = stable_channel.downloads.chromedriver;
if chromedriver.is_none() {
// This should be temporal, since currently the stable channel has no chromedriver download
self.log.warn(format!(
"Latest stable version of {} not found using CfT endpoints. Trying with {}",
&self.driver_name, LATEST_RELEASE
));
return self.request_driver_version_from_latest(self.create_latest_release_url());
}
let url: Vec<&PlatformUrl> = chromedriver
.as_ref()
.unwrap()
.iter()
.filter(|p| p.platform.eq_ignore_ascii_case(self.get_platform_label()))
.collect();
self.log.trace(format!("URLs for CfT: {:?}", url));
self.driver_url = Some(url.first().unwrap().url.to_string());
Ok(stable_channel.version)
}
fn request_good_version_from_cft(&mut self) -> Result<String, Box<dyn Error>> {
let browser_or_driver_version = if self.get_driver_version().is_empty() {
self.get_browser_version()
} else {
self.get_driver_version()
};
let version_for_filtering = self.get_major_version(browser_or_driver_version)?;
self.log.trace(format!(
"Driver version used to request CfT: {version_for_filtering}"
));
let all_versions = self
.request_versions_from_cft::<VersionsWithDownloads>(self.create_good_versions_url())?;
let filtered_versions: Vec<Version> = all_versions
.versions
.into_iter()
.filter(|r| r.version.starts_with(version_for_filtering.as_str()))
.collect();
if filtered_versions.is_empty() {
return Err(format!(
"{} {} not available",
self.get_driver_name(),
version_for_filtering
)
.into());
}
let driver_version = filtered_versions.last().unwrap();
let url: Vec<&PlatformUrl> = driver_version
.downloads
.chromedriver
.as_ref()
.unwrap()
.iter()
.filter(|p| p.platform.eq_ignore_ascii_case(self.get_platform_label()))
.collect();
self.log.trace(format!("URLs for CfT: {:?}", url));
self.driver_url = Some(url.first().unwrap().url.to_string());
Ok(driver_version.version.to_string())
}
fn get_platform_label(&self) -> &str {
let os = self.get_os();
let arch = self.get_arch();
if WINDOWS.is(os) {
if X32.is(arch) {
"win32"
} else {
"win64"
}
} else if MACOS.is(os) {
if ARM64.is(arch) {
"mac-arm64"
} else {
"mac-x64"
}
} else {
"linux64"
}
}
}
impl SeleniumManager for ChromeManager {
fn get_browser_name(&self) -> &str {
self.browser_name
}
fn get_http_client(&self) -> &Client {
&self.http_client
}
fn set_http_client(&mut self, http_client: Client) {
self.http_client = http_client;
}
fn get_browser_path_map(&self) -> HashMap<BrowserPath, &str> {
HashMap::from([
(
BrowserPath::new(WINDOWS, STABLE),
r#"\\Google\\Chrome\\Application\\chrome.exe"#,
),
(
BrowserPath::new(WINDOWS, BETA),
r#"\\Google\\Chrome Beta\\Application\\chrome.exe"#,
),
(
BrowserPath::new(WINDOWS, DEV),
r#"\\Google\\Chrome Dev\\Application\\chrome.exe"#,
),
(
BrowserPath::new(WINDOWS, NIGHTLY),
r#"\\Google\\Chrome SxS\\Application\\chrome.exe"#,
),
(
BrowserPath::new(MACOS, STABLE),
r#"/Applications/Google\ Chrome.app/Contents/MacOS/Google\ Chrome"#,
),
(
BrowserPath::new(MACOS, BETA),
r#"/Applications/Google\ Chrome\ Beta.app/Contents/MacOS/Google\ Chrome\ Beta"#,
),
(
BrowserPath::new(MACOS, DEV),
r#"/Applications/Google\ Chrome\ Dev.app/Contents/MacOS/Google\ Chrome\ Dev"#,
),
(
BrowserPath::new(MACOS, NIGHTLY),
r#"/Applications/Google\ Chrome\ Canary.app/Contents/MacOS/Google\ Chrome\ Canary"#,
),
(BrowserPath::new(LINUX, STABLE), "google-chrome"),
(BrowserPath::new(LINUX, BETA), "google-chrome-beta"),
(BrowserPath::new(LINUX, DEV), "google-chrome-unstable"),
])
}
fn discover_browser_version(&self) -> Option<String> {
let mut commands;
let mut browser_path = self.get_browser_path();
if browser_path.is_empty() {
match self.detect_browser_path() {
Some(path) => {
browser_path = path;
commands = vec![
format_three_args(
WMIC_COMMAND_ENV,
ENV_PROGRAM_FILES,
REMOVE_X86,
browser_path,
),
format_three_args(
WMIC_COMMAND_ENV,
ENV_PROGRAM_FILES_X86,
"",
browser_path,
),
format_three_args(WMIC_COMMAND_ENV, ENV_LOCALAPPDATA, "", browser_path),
];
if !self.is_browser_version_unstable() {
commands.push(format_one_arg(
REG_QUERY,
r#"HKCU\Software\Google\Chrome\BLBeacon"#,
));
}
}
_ => return None,
}
} else {
commands = vec![format_one_arg(WMIC_COMMAND, browser_path)];
}
if !WINDOWS.is(self.get_os()) {
commands = vec![format_one_arg(DASH_DASH_VERSION, browser_path)]
}
self.detect_browser_version(commands)
}
fn get_driver_name(&self) -> &str {
self.driver_name
}
fn request_driver_version(&mut self) -> Result<String, Box<dyn Error>> {
let browser_version_binding = self.get_major_browser_version();
let browser_version = browser_version_binding.as_str();
let mut metadata = get_metadata(self.get_logger());
match get_driver_version_from_metadata(&metadata.drivers, self.driver_name, browser_version)
{
Some(driver_version) => {
self.log.trace(format!(
"Driver TTL is valid. Getting {} version from metadata",
&self.driver_name
));
Ok(driver_version)
}
_ => {
let major_browser_version = browser_version.parse::<i32>().unwrap_or_default();
let driver_version = if !browser_version.is_empty() && major_browser_version < 115 {
// For old versions (chromedriver 114-), the traditional method should work:
// https://chromedriver.chromium.org/downloads
self.request_driver_version_from_latest(
self.create_latest_release_with_version_url(),
)?
} else if browser_version.is_empty() {
// For discovering the latest driver version, the CfT endpoints are also used
self.request_latest_driver_version_from_cft()?
} else {
// As of chromedriver 115+, the metadata for version discovery are published
// by the "Chrome for Testing" (CfT) JSON endpoints:
// https://googlechromelabs.github.io/chrome-for-testing/
self.request_good_version_from_cft()?
};
let driver_ttl = self.get_driver_ttl();
if driver_ttl > 0 && !browser_version.is_empty() && !driver_version.is_empty() {
metadata.drivers.push(create_driver_metadata(
browser_version,
self.driver_name,
&driver_version,
driver_ttl,
));
write_metadata(&metadata, self.get_logger());
}
Ok(driver_version)
}
}
}
fn get_driver_url(&mut self) -> Result<String, Box<dyn Error>> {
let major_driver_version = self
.get_major_driver_version()
.parse::<i32>()
.unwrap_or_default();
if major_driver_version >= 115 && self.driver_url.is_none() {
// This case happens when driver_version is set (e.g. using CLI flag)
self.request_good_version_from_cft()?;
}
// As of Chrome 115+, the driver URL is already gathered thanks to the CfT endpoints
if self.driver_url.is_some() {
return Ok(self.driver_url.as_ref().unwrap().to_string());
}
let driver_version = self.get_driver_version();
let os = self.get_os();
let arch = self.get_arch();
let driver_label = if WINDOWS.is(os) {
"win32"
} else if MACOS.is(os) {
if ARM64.is(arch) {
// As of chromedriver 106, the naming convention for macOS ARM64 releases changed. See:
// https://groups.google.com/g/chromedriver-users/c/JRuQzH3qr2c
if major_driver_version < 106 {
"mac64_m1"
} else {
"mac_arm64"
}
} else {
"mac64"
}
} else {
"linux64"
};
Ok(format!(
"{}{}/{}_{}.zip",
DRIVER_URL, driver_version, self.driver_name, driver_label
))
}
fn get_driver_path_in_cache(&self) -> PathBuf {
let driver_version = self.get_driver_version();
let os = self.get_os();
let arch_folder = self.get_platform_label();
compose_driver_path_in_cache(self.driver_name, os, arch_folder, driver_version)
}
fn get_config(&self) -> &ManagerConfig {
&self.config
}
fn get_config_mut(&mut self) -> &mut ManagerConfig {
&mut self.config
}
fn set_config(&mut self, config: ManagerConfig) {
self.config = config;
}
fn get_logger(&self) -> &Logger {
&self.log
}
fn set_logger(&mut self, log: Logger) {
self.log = log;
}
}
#[derive(Serialize, Deserialize)]
pub struct LatestVersionsWithDownloads {
pub timestamp: String,
pub channels: Channels,
}
#[derive(Serialize, Deserialize)]
pub struct Channels {
#[serde(rename = "Stable")]
pub stable: Channel,
#[serde(rename = "Beta")]
pub beta: Channel,
#[serde(rename = "Dev")]
pub dev: Channel,
#[serde(rename = "Canary")]
pub canary: Channel,
}
#[derive(Serialize, Deserialize, Debug)]
pub struct Channel {
pub channel: String,
pub version: String,
pub revision: String,
pub downloads: Downloads,
}
#[derive(Serialize, Deserialize, Debug)]
pub struct VersionsWithDownloads {
pub timestamp: String,
pub versions: Vec<Version>,
}
#[derive(Serialize, Deserialize, Debug)]
pub struct Version {
pub version: String,
pub revision: String,
pub downloads: Downloads,
}
#[derive(Serialize, Deserialize, Debug)]
pub struct Downloads {
pub chrome: Vec<PlatformUrl>,
pub chromedriver: Option<Vec<PlatformUrl>>,
}
#[derive(Serialize, Deserialize, Debug)]
pub struct PlatformUrl {
pub platform: String,
pub url: String,
}