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alloy: Allow --remote-debugging-port=0 (fixes #3619)

This commit is contained in:
Marshall Greenblatt 2024-02-15 15:39:15 -05:00
parent b919ac4739
commit 2fa5949d07
2 changed files with 25 additions and 20 deletions
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12
include/internal/cef_types.h
View File

@ -433,10 +433,14 @@ typedef struct _cef_settings_t {
///
/// Set to a value between 1024 and 65535 to enable remote debugging on the
/// specified port. Also configurable using the "remote-debugging-port"
/// command-line switch. Remote debugging can be accessed by loading the
/// chrome://inspect page in Google Chrome. Port numbers 9222 and 9229 are
/// discoverable by default. Other port numbers may need to be configured via
/// "Discover network targets" on the Devices tab.
/// command-line switch. Specifying 0 via the command-line switch will result
/// in the selection of an ephemeral port and the port number will be printed
/// as part of the WebSocket endpoint URL to stderr. If a cache directory path
/// is provided the port will also be written to the
/// <cache-dir>/DevToolsActivePort file. Remote debugging can be accessed by
/// loading the chrome://inspect page in Google Chrome. Port numbers 9222 and
/// 9229 are discoverable by default. Other port numbers may need to be
/// configured via "Discover network targets" on the Devices tab.
///
int remote_debugging_port;

33
libcef/browser/devtools/devtools_manager_delegate.cc
View File

@ -70,28 +70,29 @@ class TCPServerSocketFactory : public content::DevToolsSocketFactory {
std::unique_ptr<content::DevToolsSocketFactory> CreateSocketFactory() {
const base::CommandLine& command_line =
*base::CommandLine::ForCurrentProcess();
// See if the user specified a port on the command line. Specifying 0 would
// result in the selection of an ephemeral port but that doesn't make sense
// for CEF where the URL is otherwise undiscoverable. Also, don't allow
// binding of ports between 0 and 1024 exclusive because they're normally
// restricted to root on Posix-based systems.
uint16_t port = 0;
// See if the user specified a port on the command line. Specifying 0 will
// result in the selection of an ephemeral port and the port number will be
// printed as part of the WebSocket endpoint URL to stderr. If a cache
// directory path is provided the port will also be written to the
// <cache-dir>/DevToolsActivePort file.
//
// It's not allowed to bind ports between 0 and 1024 exclusive because
// they're normally restricted to root on Posix-based systems.
if (command_line.HasSwitch(switches::kRemoteDebuggingPort)) {
int temp_port;
int port = 0;
std::string port_str =
command_line.GetSwitchValueASCII(switches::kRemoteDebuggingPort);
if (base::StringToInt(port_str, &temp_port) && temp_port >= 1024 &&
temp_port < 65535) {
port = static_cast<uint16_t>(temp_port);
if (base::StringToInt(port_str, &port) &&
(0 == port || (port >= 1024 && port < 65535))) {
return std::unique_ptr<content::DevToolsSocketFactory>(
new TCPServerSocketFactory("127.0.0.1", port));
} else {
DLOG(WARNING) << "Invalid http debugger port number " << temp_port;
DLOG(WARNING) << "Invalid http debugger port number '" << port_str << "'";
}
}
if (port == 0) {
return nullptr;
}
return std::unique_ptr<content::DevToolsSocketFactory>(
new TCPServerSocketFactory("127.0.0.1", port));
return nullptr;
}
} // namespace