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Desktop: Disable more CEF optional features (#3747)

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Timon 2026-02-11 23:36:34 +00:00 committed by GitHub
parent a1a9abd6a2
commit d2eaa03498
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GPG Key ID: B5690EEEBB952194
2 changed files with 35 additions and 4 deletions
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17
desktop/src/cef/context/builder.rs
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@ -1,9 +1,9 @@
use std::path::{Path, PathBuf};
use cef::args::Args;
use cef::sys::{CEF_API_VERSION_LAST, cef_resultcode_t};
use cef::sys::{CEF_API_VERSION_LAST, cef_log_severity_t, cef_resultcode_t};
use cef::{
App, BrowserSettings, CefString, Client, DictionaryValue, ImplCommandLine, ImplRequestContext, RequestContextSettings, SchemeHandlerFactory, Settings, WindowInfo, api_hash,
App, BrowserSettings, CefString, Client, DictionaryValue, ImplCommandLine, ImplRequestContext, LogSeverity, RequestContextSettings, SchemeHandlerFactory, Settings, WindowInfo, api_hash,
browser_host_create_browser_sync, execute_process,
};
@ -74,11 +74,24 @@ impl<H: CefEventHandler> CefContextBuilder<H> {
}
fn common_settings(instance_dir: &Path) -> Settings {
let log_severity = match std::env::var("GRAPHITE_BROWSER_LOG") {
Ok(level) => match level.to_lowercase().as_str() {
"debug" => LogSeverity::from(cef_log_severity_t::LOGSEVERITY_VERBOSE),
"info" => LogSeverity::from(cef_log_severity_t::LOGSEVERITY_INFO),
"warn" => LogSeverity::from(cef_log_severity_t::LOGSEVERITY_WARNING),
"error" => LogSeverity::from(cef_log_severity_t::LOGSEVERITY_ERROR),
"none" => LogSeverity::from(cef_log_severity_t::LOGSEVERITY_DISABLE),
_ => LogSeverity::from(cef_log_severity_t::LOGSEVERITY_FATAL),
},
Err(_) => LogSeverity::from(cef_log_severity_t::LOGSEVERITY_FATAL),
};
Settings {
windowless_rendering_enabled: 1,
root_cache_path: instance_dir.to_str().map(CefString::from).unwrap(),
cache_path: CefString::from(""),
disable_signal_handlers: 1,
log_severity,
..Default::default()
}
}

22
desktop/src/cef/internal/browser_process_app.rs
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@ -38,11 +38,29 @@ impl<H: CefEventHandler> ImplApp for BrowserProcessAppImpl<H> {
cmd.append_switch_with_value(Some(&CefString::from("disk-cache-size")), Some(&CefString::from("0")));
cmd.append_switch(Some(&CefString::from("incognito")));
cmd.append_switch(Some(&CefString::from("no-first-run")));
cmd.append_switch(Some(&CefString::from("no-default-browser-check")));
cmd.append_switch(Some(&CefString::from("disable-component-update")));
cmd.append_switch(Some(&CefString::from("disable-geolocation")));
cmd.append_switch(Some(&CefString::from("disable-notifications")));
cmd.append_switch(Some(&CefString::from("disable-audio-input")));
cmd.append_switch(Some(&CefString::from("disable-audio-output")));
cmd.append_switch(Some(&CefString::from("disable-sync")));
cmd.append_switch(Some(&CefString::from("disable-file-system")));
cmd.append_switch(Some(&CefString::from("disable-local-storage")));
cmd.append_switch(Some(&CefString::from("disable-background-networking")));
cmd.append_switch(Some(&CefString::from("disable-audio-input")));
cmd.append_switch(Some(&CefString::from("disable-audio-output")));
cmd.append_switch(Some(&CefString::from("disable-default-apps")));
cmd.append_switch(Some(&CefString::from("disable-breakpad")));
cmd.append_switch_with_value(Some(&CefString::from("disable-blink-features")), Some(&CefString::from("WebBluetooth,WebUSB,Serial")));
let extra_disabled_features = ["OptimizationHints", "OnDeviceModelService", "TranslateUI"];
let disabled_features_switch = Some(&CefString::from("disable-features"));
let disabled_features: String = CefString::from(&cmd.switch_value(disabled_features_switch))
.to_string()
.split(',')
.chain(extra_disabled_features)
.collect::<Vec<_>>()
.join(",");
cmd.append_switch_with_value(disabled_features_switch, Some(&CefString::from(disabled_features.as_str())));
#[cfg(not(feature = "accelerated_paint"))]
{