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Debugger: Serve local web debugger from assets.

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2021-09-26 11:56:32 -07:00
parent 2adc3c668a
commit 552cbb2a2c
1 changed files with 63 additions and 1 deletions
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Core/WebServer.cpp
+63 -1
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@@ -26,6 +26,7 @@
#include "Common/Log.h"
#include "Common/File/FileUtil.h"
#include "Common/File/FileDescriptor.h"
#include "Common/File/VFS/VFS.h"
#include "Common/TimeUtil.h"
#include "Common/StringUtils.h"
#include "Core/Config.h"
@@ -227,6 +228,46 @@ static void HandleListing(const http::Request &request) {
}
}
static bool ServeDebuggerFile(const http::Request &request) {
// Skip the slash at the start of the resource path.
const char *filename = request.resource() + 1;
if (strstr(filename, "..") != nullptr)
return false;
size_t size;
uint8_t *data = VFSReadFile(filename, &size);
if (!data)
return false;
std::string ext = Path(filename).GetFileExtension();
const char *mimeType = "text/plain";
if (ext == ".html") {
mimeType = "text/html";
} else if (ext == ".ico") {
mimeType = "image/x-icon";
} else if (ext == ".js") {
mimeType = "application/javascript";
} else if (ext == ".svg") {
mimeType = "image/svg";
} else if (ext == ".png") {
mimeType = "image/png";
} else if (ext == ".css") {
mimeType = "text/css";
}
request.WriteHttpResponseHeader("1.0", 200, (int)size, mimeType);
request.Out()->Push((char *)data, size);
delete[] data;
return true;
}
static void RedirectToDebugger(const http::Request &request) {
static const std::string payload = "Redirecting to debugger UI...\r\n";
request.WriteHttpResponseHeader("1.0", 301, (int)payload.size(), "text/plain", "Location: /debugger/index.html\r\n");
request.Out()->Push(payload);
}
static void HandleFallback(const http::Request &request) {
if (serverFlags & (int)WebServerFlags::DISCS) {
Path filename = LocalFromRemotePath(request.resource());
@@ -236,6 +277,16 @@ static void HandleFallback(const http::Request &request) {
}
}
if ((serverFlags & (int)WebServerFlags::DEBUGGER) != 0) {
if (!strcmp(request.resource(), "/debugger/")) {
RedirectToDebugger(request);
return;
}
if (startsWith(request.resource(), "/debugger/") && ServeDebuggerFile(request))
return;
}
static const std::string payload = "404 not found\r\n";
request.WriteHttpResponseHeader("1.0", 404, (int)payload.size(), "text/plain");
request.Out()->Push(payload);
@@ -243,7 +294,18 @@ static void HandleFallback(const http::Request &request) {
static void ForwardDebuggerRequest(const http::Request &request) {
if (serverFlags & (int)WebServerFlags::DEBUGGER) {
HandleDebuggerRequest(request);
// Check if this is a websocket request...
std::string upgrade;
if (!request.GetHeader("upgrade", &upgrade)) {
upgrade = "";
}
// Yes - proceed with the socket.
if (strcasecmp(upgrade.c_str(), "websocket") == 0) {
HandleDebuggerRequest(request);
} else {
RedirectToDebugger(request);
}
} else {
HandleFallback(request);
}