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Create Response namespace for skiaserve response functions

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BUG=skia:
GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1739763002

Review URL: https://codereview.chromium.org/1739763002
This commit is contained in:
joshualitt 2016-02-25 11:09:36 -08:00 committed by Commit bot
parent b56f92783a
commit 26cc3f5ad0
3 changed files with 147 additions and 96 deletions
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114
tools/skiaserve/Response.cpp Normal file
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@ -0,0 +1,114 @@
/*
* Copyright 2016 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "Response.h"
#include "microhttpd.h"
#include "Request.h"
#include "SkCommandLineFlags.h"
#include "SkData.h"
#include "SkString.h"
DEFINE_string(source, "https://debugger.skia.org", "Where to load the web UI from.");
static SkString generate_template(SkString source) {
SkString debuggerTemplate;
debuggerTemplate.appendf(
"<!DOCTYPE html>\n"
"<html>\n"
"<head>\n"
" <title>SkDebugger</title>\n"
" <meta charset=\"utf-8\" />\n"
" <meta http-equiv=\"X-UA-Compatible\" content=\"IE=egde,chrome=1\">\n"
" <meta name=\"viewport\" content=\"width=device-width, initial-scale=1.0\">\n"
" <script src=\"%s/res/js/core.js\" type=\"text/javascript\" charset=\"utf-8\"></script>\n"
" <link href=\"%s/res/vul/elements.html\" rel=\"import\" />\n"
" <link rel='shortcut icon' href='https://debugger.skia.org/res/img/favicon.ico' type='image/x-icon'/ >"
"</head>\n"
"<body class=\"fullbleed layout vertical\">\n"
" <debugger-app-sk>This is the app."
" </debugger-app-sk>\n"
"</body>\n"
"</html>", source.c_str(), source.c_str());
return debuggerTemplate;
}
namespace Response {
// SendOK just sends an empty response with a 200 OK status code.
int SendOK(MHD_Connection* connection) {
const char* data = "";
MHD_Response* response = MHD_create_response_from_buffer(strlen(data),
(void*)data,
MHD_RESPMEM_PERSISTENT);
int ret = MHD_queue_response(connection, 200, response);
MHD_destroy_response(response);
return ret;
}
int SendError(MHD_Connection* connection, const char* msg) {
MHD_Response* response = MHD_create_response_from_buffer(strlen(msg),
(void*) msg,
MHD_RESPMEM_PERSISTENT);
int ret = MHD_queue_response(connection, 500, response);
MHD_destroy_response(response);
return ret;
}
int SendData(MHD_Connection* connection, const SkData* data, const char* type,
bool setContentDisposition, const char* dispositionString) {
MHD_Response* response = MHD_create_response_from_buffer(data->size(),
const_cast<void*>(data->data()),
MHD_RESPMEM_MUST_COPY);
MHD_add_response_header(response, "Content-Type", type);
if (setContentDisposition) {
MHD_add_response_header(response, "Content-Disposition", dispositionString);
}
int ret = MHD_queue_response(connection, MHD_HTTP_OK, response);
MHD_destroy_response(response);
return ret;
}
int SendJSON(MHD_Connection* connection, Request* request, int n) {
SkCanvas* canvas = request->getCanvas();
SkDebugCanvas* debugCanvas = request->fDebugCanvas;
UrlDataManager* urlDataManager = &request->fUrlDataManager;
Json::Value root = debugCanvas->toJSON(*urlDataManager, n, canvas);
root["mode"] = Json::Value(request->fGPUEnabled ? "gpu" : "cpu");
SkDynamicMemoryWStream stream;
stream.writeText(Json::FastWriter().write(root).c_str());
SkAutoTUnref<SkData> data(stream.copyToData());
return SendData(connection, data, "application/json");
}
int SendTemplate(MHD_Connection* connection, bool redirect, const char* redirectUrl) {
SkString debuggerTemplate = generate_template(SkString(FLAGS_source[0]));
MHD_Response* response = MHD_create_response_from_buffer(
debuggerTemplate.size(),
(void*) const_cast<char*>(debuggerTemplate.c_str()),
MHD_RESPMEM_MUST_COPY);
MHD_add_response_header (response, "Access-Control-Allow-Origin", "*");
int status = MHD_HTTP_OK;
if (redirect) {
MHD_add_response_header (response, "Location", redirectUrl);
status = MHD_HTTP_SEE_OTHER;
}
int ret = MHD_queue_response(connection, status, response);
MHD_destroy_response(response);
return ret;
}
} // namespace Response

30
tools/skiaserve/Response.h Normal file
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@ -0,0 +1,30 @@
/*
* Copyright 2016 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#ifndef Reponse_DEFINED
#define Reponse_DEFINED
struct MHD_Connection;
struct Request;
class SkData;
namespace Response {
// SendOK just sends an empty response with a 200 OK status code.
int SendOK(MHD_Connection* connection);
int SendError(MHD_Connection* connection, const char* msg);
int SendData(MHD_Connection* connection, const SkData* data, const char* type,
bool setContentDisposition = false, const char* dispositionString = nullptr);
int SendJSON(MHD_Connection* connection, Request* request, int n);
int SendTemplate(MHD_Connection* connection, bool redirect = false,
const char* redirectUrl = nullptr);
}
#endif

99
tools/skiaserve/skiaserve.cpp
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@ -9,6 +9,7 @@
#include "GrContextFactory.h"
#include "Request.h"
#include "Response.h"
#include "SkCanvas.h"
#include "SkCommandLineFlags.h"
@ -19,37 +20,15 @@
#include <sys/socket.h>
#include <microhttpd.h>
using namespace Response;
// To get image decoders linked in we have to do the below magic
#include "SkForceLinking.h"
#include "SkImageDecoder.h"
__SK_FORCE_IMAGE_DECODER_LINKING;
DEFINE_string(source, "https://debugger.skia.org", "Where to load the web UI from.");
DEFINE_int32(port, 8888, "The port to listen on.");
SkString generateTemplate(SkString source) {
SkString debuggerTemplate;
debuggerTemplate.appendf(
"<!DOCTYPE html>\n"
"<html>\n"
"<head>\n"
" <title>SkDebugger</title>\n"
" <meta charset=\"utf-8\" />\n"
" <meta http-equiv=\"X-UA-Compatible\" content=\"IE=egde,chrome=1\">\n"
" <meta name=\"viewport\" content=\"width=device-width, initial-scale=1.0\">\n"
" <script src=\"%s/res/js/core.js\" type=\"text/javascript\" charset=\"utf-8\"></script>\n"
" <link href=\"%s/res/vul/elements.html\" rel=\"import\" />\n"
" <link rel='shortcut icon' href='https://debugger.skia.org/res/img/favicon.ico' type='image/x-icon'/ >"
"</head>\n"
"<body class=\"fullbleed layout vertical\">\n"
" <debugger-app-sk>This is the app."
" </debugger-app-sk>\n"
"</body>\n"
"</html>", source.c_str(), source.c_str());
return debuggerTemplate;
}
static const size_t kBufferSize = 1024;
static int process_upload_data(void* cls, enum MHD_ValueKind kind,
@ -64,78 +43,6 @@ static int process_upload_data(void* cls, enum MHD_ValueKind kind,
return MHD_YES;
}
// SendOK just sends an empty response with a 200 OK status code.
static int SendOK(MHD_Connection* connection) {
const char* data = "";
MHD_Response* response = MHD_create_response_from_buffer(strlen(data),
(void*)data,
MHD_RESPMEM_PERSISTENT);
int ret = MHD_queue_response(connection, 200, response);
MHD_destroy_response(response);
return ret;
}
static int SendError(MHD_Connection* connection, const char* msg) {
MHD_Response* response = MHD_create_response_from_buffer(strlen(msg),
(void*) msg,
MHD_RESPMEM_PERSISTENT);
int ret = MHD_queue_response(connection, 500, response);
MHD_destroy_response(response);
return ret;
}
static int SendData(MHD_Connection* connection, const SkData* data, const char* type,
bool setContentDisposition = false, const char* dispositionString = nullptr) {
MHD_Response* response = MHD_create_response_from_buffer(data->size(),
const_cast<void*>(data->data()),
MHD_RESPMEM_MUST_COPY);
MHD_add_response_header(response, "Content-Type", type);
if (setContentDisposition) {
MHD_add_response_header(response, "Content-Disposition", dispositionString);
}
int ret = MHD_queue_response(connection, MHD_HTTP_OK, response);
MHD_destroy_response(response);
return ret;
}
static int SendJSON(MHD_Connection* connection, Request* request, int n) {
SkCanvas* canvas = request->getCanvas();
SkDebugCanvas* debugCanvas = request->fDebugCanvas;
UrlDataManager* urlDataManager = &request->fUrlDataManager;
Json::Value root = debugCanvas->toJSON(*urlDataManager, n, canvas);
root["mode"] = Json::Value(request->fGPUEnabled ? "gpu" : "cpu");
SkDynamicMemoryWStream stream;
stream.writeText(Json::FastWriter().write(root).c_str());
SkAutoTUnref<SkData> data(stream.copyToData());
return SendData(connection, data, "application/json");
}
static int SendTemplate(MHD_Connection* connection, bool redirect = false,
const char* redirectUrl = nullptr) {
SkString debuggerTemplate = generateTemplate(SkString(FLAGS_source[0]));
MHD_Response* response = MHD_create_response_from_buffer(
debuggerTemplate.size(),
(void*) const_cast<char*>(debuggerTemplate.c_str()),
MHD_RESPMEM_MUST_COPY);
MHD_add_response_header (response, "Access-Control-Allow-Origin", "*");
int status = MHD_HTTP_OK;
if (redirect) {
MHD_add_response_header (response, "Location", redirectUrl);
status = MHD_HTTP_SEE_OTHER;
}
int ret = MHD_queue_response(connection, status, response);
MHD_destroy_response(response);
return ret;
}
class UrlHandler {
public:
virtual ~UrlHandler() {}