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Libraries: Move to Userland/Libraries/

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This commit is contained in:
Andreas Kling 2021-01-12 12:17:30 +01:00
parent dc28c07fa5
commit 13d7c09125
1857 changed files with 266 additions and 274 deletions
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10
Userland/Libraries/LibHTTP/CMakeLists.txt Normal file
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set(SOURCES
HttpJob.cpp
HttpRequest.cpp
HttpResponse.cpp
HttpsJob.cpp
Job.cpp
)
serenity_lib(LibHTTP http)
target_link_libraries(LibHTTP LibCore LibTLS)

37
Userland/Libraries/LibHTTP/Forward.h Normal file
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/*
* Copyright (c) 2020, The SerenityOS developers.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
namespace HTTP {
class HttpRequest;
class HttpResponse;
class HttpJob;
class HttpsJob;
class Job;
}

106
Userland/Libraries/LibHTTP/HttpJob.cpp Normal file
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/*
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <LibCore/Gzip.h>
#include <LibCore/TCPSocket.h>
#include <LibHTTP/HttpJob.h>
#include <LibHTTP/HttpResponse.h>
#include <stdio.h>
#include <unistd.h>
//#define HTTPJOB_DEBUG
namespace HTTP {
void HttpJob::start()
{
ASSERT(!m_socket);
m_socket = Core::TCPSocket::construct(this);
m_socket->on_connected = [this] {
#ifdef CHTTPJOB_DEBUG
dbgln("HttpJob: on_connected callback");
#endif
on_socket_connected();
};
bool success = m_socket->connect(m_request.url().host(), m_request.url().port());
if (!success) {
deferred_invoke([this](auto&) {
return did_fail(Core::NetworkJob::Error::ConnectionFailed);
});
}
}
void HttpJob::shutdown()
{
if (!m_socket)
return;
m_socket->on_ready_to_read = nullptr;
m_socket->on_connected = nullptr;
remove_child(*m_socket);
m_socket = nullptr;
}
void HttpJob::register_on_ready_to_read(Function<void()> callback)
{
m_socket->on_ready_to_read = move(callback);
}
void HttpJob::register_on_ready_to_write(Function<void()> callback)
{
// There is no need to wait, the connection is already established
callback();
}
bool HttpJob::can_read_line() const
{
return m_socket->can_read_line();
}
String HttpJob::read_line(size_t size)
{
return m_socket->read_line(size);
}
ByteBuffer HttpJob::receive(size_t size)
{
return m_socket->receive(size);
}
bool HttpJob::can_read() const
{
return m_socket->can_read();
}
bool HttpJob::eof() const
{
return m_socket->eof();
}
bool HttpJob::write(ReadonlyBytes bytes)
{
return m_socket->write(bytes);
}
}

69
Userland/Libraries/LibHTTP/HttpJob.h Normal file
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/*
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#include <AK/HashMap.h>
#include <LibCore/NetworkJob.h>
#include <LibCore/TCPSocket.h>
#include <LibHTTP/HttpRequest.h>
#include <LibHTTP/HttpResponse.h>
#include <LibHTTP/Job.h>
namespace HTTP {
class HttpJob final : public Job {
C_OBJECT(HttpJob)
public:
explicit HttpJob(const HttpRequest& request, OutputStream& output_stream)
: Job(request, output_stream)
{
}
virtual ~HttpJob() override
{
}
virtual void start() override;
virtual void shutdown() override;
protected:
virtual bool should_fail_on_empty_payload() const override { return false; }
virtual void register_on_ready_to_read(Function<void()>) override;
virtual void register_on_ready_to_write(Function<void()>) override;
virtual bool can_read_line() const override;
virtual String read_line(size_t) override;
virtual bool can_read() const override;
virtual ByteBuffer receive(size_t) override;
virtual bool eof() const override;
virtual bool write(ReadonlyBytes) override;
virtual bool is_established() const override { return true; }
private:
RefPtr<Core::Socket> m_socket;
};
}

195
Userland/Libraries/LibHTTP/HttpRequest.cpp Normal file
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/*
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <AK/StringBuilder.h>
#include <LibHTTP/HttpJob.h>
#include <LibHTTP/HttpRequest.h>
namespace HTTP {
HttpRequest::HttpRequest()
{
}
HttpRequest::~HttpRequest()
{
}
String HttpRequest::method_name() const
{
switch (m_method) {
case Method::GET:
return "GET";
case Method::HEAD:
return "HEAD";
case Method::POST:
return "POST";
default:
ASSERT_NOT_REACHED();
}
}
ByteBuffer HttpRequest::to_raw_request() const
{
StringBuilder builder;
builder.append(method_name());
builder.append(' ');
builder.append(m_url.path());
if (!m_url.query().is_empty()) {
builder.append('?');
builder.append(m_url.query());
}
builder.append(" HTTP/1.1\r\nHost: ");
builder.append(m_url.host());
builder.append("\r\n");
for (auto& header : m_headers) {
builder.append(header.name);
builder.append(": ");
builder.append(header.value);
builder.append("\r\n");
}
builder.append("Connection: close\r\n");
if (!m_body.is_empty()) {
builder.appendff("Content-Length: {}\r\n\r\n", m_body.size());
builder.append((const char*)m_body.data(), m_body.size());
}
builder.append("\r\n");
return builder.to_byte_buffer();
}
Optional<HttpRequest> HttpRequest::from_raw_request(ReadonlyBytes raw_request)
{
enum class State {
InMethod,
InResource,
InProtocol,
InHeaderName,
InHeaderValue,
};
State state { State::InMethod };
size_t index = 0;
auto peek = [&](int offset = 0) -> u8 {
if (index + offset >= raw_request.size())
return 0;
return raw_request[index + offset];
};
auto consume = [&]() -> u8 {
ASSERT(index < raw_request.size());
return raw_request[index++];
};
Vector<u8, 256> buffer;
String method;
String resource;
String protocol;
Vector<Header> headers;
Header current_header;
auto commit_and_advance_to = [&](auto& output, State new_state) {
output = String::copy(buffer);
buffer.clear();
state = new_state;
};
while (index < raw_request.size()) {
// FIXME: Figure out what the appropriate limitations should be.
if (buffer.size() > 65536)
return {};
switch (state) {
case State::InMethod:
if (peek() == ' ') {
consume();
commit_and_advance_to(method, State::InResource);
break;
}
buffer.append(consume());
break;
case State::InResource:
if (peek() == ' ') {
consume();
commit_and_advance_to(resource, State::InProtocol);
break;
}
buffer.append(consume());
break;
case State::InProtocol:
if (peek(0) == '\r' && peek(1) == '\n') {
consume();
consume();
commit_and_advance_to(protocol, State::InHeaderName);
break;
}
buffer.append(consume());
break;
case State::InHeaderName:
if (peek(0) == ':' && peek(1) == ' ') {
consume();
consume();
commit_and_advance_to(current_header.name, State::InHeaderValue);
break;
}
buffer.append(consume());
break;
case State::InHeaderValue:
if (peek(0) == '\r' && peek(1) == '\n') {
consume();
consume();
commit_and_advance_to(current_header.value, State::InHeaderName);
headers.append(move(current_header));
break;
}
buffer.append(consume());
break;
}
}
HttpRequest request;
if (method == "GET")
request.m_method = Method::GET;
else if (method == "HEAD")
request.m_method = Method::HEAD;
else if (method == "POST")
request.m_method = Method::POST;
else
return {};
request.m_resource = resource;
request.m_headers = move(headers);
return request;
}
void HttpRequest::set_headers(const HashMap<String, String>& headers)
{
for (auto& it : headers)
m_headers.append({ it.key, it.value });
}
}

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/*
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#include <AK/ByteBuffer.h>
#include <AK/Optional.h>
#include <AK/String.h>
#include <AK/URL.h>
#include <AK/Vector.h>
#include <LibCore/Forward.h>
namespace HTTP {
class HttpRequest {
public:
enum Method {
Invalid,
HEAD,
GET,
POST
};
struct Header {
String name;
String value;
};
HttpRequest();
~HttpRequest();
const String& resource() const { return m_resource; }
const Vector<Header>& headers() const { return m_headers; }
const URL& url() const { return m_url; }
void set_url(const URL& url) { m_url = url; }
Method method() const { return m_method; }
void set_method(Method method) { m_method = method; }
const ByteBuffer& body() const { return m_body; }
void set_body(ReadonlyBytes body) { m_body = ByteBuffer::copy(body); }
void set_body(ByteBuffer&& body) { m_body = move(body); }
String method_name() const;
ByteBuffer to_raw_request() const;
void set_headers(const HashMap<String, String>&);
static Optional<HttpRequest> from_raw_request(ReadonlyBytes);
private:
URL m_url;
String m_resource;
Method m_method { GET };
Vector<Header> m_headers;
ByteBuffer m_body;
};
}

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/*
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <LibHTTP/HttpResponse.h>
namespace HTTP {
HttpResponse::HttpResponse(int code, HashMap<String, String, CaseInsensitiveStringTraits>&& headers)
: m_code(code)
, m_headers(move(headers))
{
}
HttpResponse::~HttpResponse()
{
}
}

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/*
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#include <AK/HashMap.h>
#include <AK/String.h>
#include <LibCore/NetworkResponse.h>
namespace HTTP {
class HttpResponse : public Core::NetworkResponse {
public:
virtual ~HttpResponse() override;
static NonnullRefPtr<HttpResponse> create(int code, HashMap<String, String, CaseInsensitiveStringTraits>&& headers)
{
return adopt(*new HttpResponse(code, move(headers)));
}
int code() const { return m_code; }
const HashMap<String, String, CaseInsensitiveStringTraits>& headers() const { return m_headers; }
private:
HttpResponse(int code, HashMap<String, String, CaseInsensitiveStringTraits>&&);
int m_code { 0 };
HashMap<String, String, CaseInsensitiveStringTraits> m_headers;
};
}

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Userland/Libraries/LibHTTP/HttpsJob.cpp Normal file
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/*
* Copyright (c) 2020, The SerenityOS developers.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <LibCore/EventLoop.h>
#include <LibCore/Gzip.h>
#include <LibHTTP/HttpResponse.h>
#include <LibHTTP/HttpsJob.h>
#include <LibTLS/TLSv12.h>
#include <stdio.h>
#include <unistd.h>
//#define HTTPSJOB_DEBUG
namespace HTTP {
void HttpsJob::start()
{
ASSERT(!m_socket);
m_socket = TLS::TLSv12::construct(this);
m_socket->set_root_certificates(m_override_ca_certificates ? *m_override_ca_certificates : DefaultRootCACertificates::the().certificates());
m_socket->on_tls_connected = [this] {
#ifdef HTTPSJOB_DEBUG
dbgln("HttpsJob: on_connected callback");
#endif
on_socket_connected();
};
m_socket->on_tls_error = [&](TLS::AlertDescription error) {
if (error == TLS::AlertDescription::HandshakeFailure) {
deferred_invoke([this](auto&) {
return did_fail(Core::NetworkJob::Error::ProtocolFailed);
});
} else if (error == TLS::AlertDescription::DecryptError) {
deferred_invoke([this](auto&) {
return did_fail(Core::NetworkJob::Error::ConnectionFailed);
});
} else {
deferred_invoke([this](auto&) {
return did_fail(Core::NetworkJob::Error::TransmissionFailed);
});
}
};
m_socket->on_tls_finished = [&] {
finish_up();
};
m_socket->on_tls_certificate_request = [this](auto&) {
if (on_certificate_requested)
on_certificate_requested(*this);
};
bool success = ((TLS::TLSv12&)*m_socket).connect(m_request.url().host(), m_request.url().port());
if (!success) {
deferred_invoke([this](auto&) {
return did_fail(Core::NetworkJob::Error::ConnectionFailed);
});
}
}
void HttpsJob::shutdown()
{
if (!m_socket)
return;
m_socket->on_tls_ready_to_read = nullptr;
m_socket->on_tls_connected = nullptr;
remove_child(*m_socket);
m_socket = nullptr;
}
void HttpsJob::set_certificate(String certificate, String private_key)
{
if (!m_socket->add_client_key(certificate.bytes(), private_key.bytes())) {
dbgln("LibHTTP: Failed to set a client certificate");
// FIXME: Do something about this failure
ASSERT_NOT_REACHED();
}
}
void HttpsJob::read_while_data_available(Function<IterationDecision()> read)
{
while (m_socket->can_read()) {
if (read() == IterationDecision::Break)
break;
}
}
void HttpsJob::register_on_ready_to_read(Function<void()> callback)
{
m_socket->on_tls_ready_to_read = [callback = move(callback)](auto&) {
callback();
};
}
void HttpsJob::register_on_ready_to_write(Function<void()> callback)
{
m_socket->on_tls_ready_to_write = [callback = move(callback)](auto&) {
callback();
};
}
bool HttpsJob::can_read_line() const
{
return m_socket->can_read_line();
}
String HttpsJob::read_line(size_t size)
{
return m_socket->read_line(size);
}
ByteBuffer HttpsJob::receive(size_t size)
{
return m_socket->read(size);
}
bool HttpsJob::can_read() const
{
return m_socket->can_read();
}
bool HttpsJob::eof() const
{
return m_socket->eof();
}
bool HttpsJob::write(ReadonlyBytes data)
{
return m_socket->write(data);
}
}

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/*
* Copyright (c) 2020, The SerenityOS developers.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#include <AK/HashMap.h>
#include <LibCore/NetworkJob.h>
#include <LibHTTP/HttpRequest.h>
#include <LibHTTP/HttpResponse.h>
#include <LibHTTP/Job.h>
#include <LibTLS/TLSv12.h>
namespace HTTP {
class HttpsJob final : public Job {
C_OBJECT(HttpsJob)
public:
explicit HttpsJob(const HttpRequest& request, OutputStream& output_stream, const Vector<Certificate>* override_certs = nullptr)
: Job(request, output_stream)
, m_override_ca_certificates(override_certs)
{
}
virtual ~HttpsJob() override
{
}
virtual void start() override;
virtual void shutdown() override;
void set_certificate(String certificate, String key);
Function<void(HttpsJob&)> on_certificate_requested;
protected:
virtual void register_on_ready_to_read(Function<void()>) override;
virtual void register_on_ready_to_write(Function<void()>) override;
virtual bool can_read_line() const override;
virtual String read_line(size_t) override;
virtual bool can_read() const override;
virtual ByteBuffer receive(size_t) override;
virtual bool eof() const override;
virtual bool write(ReadonlyBytes) override;
virtual bool is_established() const override { return m_socket->is_established(); }
virtual bool should_fail_on_empty_payload() const override { return false; }
virtual void read_while_data_available(Function<IterationDecision()>) override;
private:
RefPtr<TLS::TLSv12> m_socket;
const Vector<Certificate>* m_override_ca_certificates { nullptr };
};
}

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/*
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <LibCore/Gzip.h>
#include <LibCore/TCPSocket.h>
#include <LibHTTP/HttpResponse.h>
#include <LibHTTP/Job.h>
#include <stdio.h>
#include <unistd.h>
//#define JOB_DEBUG
namespace HTTP {
static ByteBuffer handle_content_encoding(const ByteBuffer& buf, const String& content_encoding)
{
#ifdef JOB_DEBUG
dbg() << "Job::handle_content_encoding: buf has content_encoding = " << content_encoding;
#endif
if (content_encoding == "gzip") {
if (!Core::Gzip::is_compressed(buf)) {
dbgln("Job::handle_content_encoding: buf is not gzip compressed!");
}
#ifdef JOB_DEBUG
dbgln("Job::handle_content_encoding: buf is gzip compressed!");
#endif
auto uncompressed = Core::Gzip::decompress(buf);
if (!uncompressed.has_value()) {
dbgln("Job::handle_content_encoding: Gzip::decompress() failed. Returning original buffer.");
return buf;
}
#ifdef JOB_DEBUG
dbg() << "Job::handle_content_encoding: Gzip::decompress() successful.\n"
<< " Input size = " << buf.size() << "\n"
<< " Output size = " << uncompressed.value().size();
#endif
return uncompressed.value();
}
return buf;
}
Job::Job(const HttpRequest& request, OutputStream& output_stream)
: Core::NetworkJob(output_stream)
, m_request(request)
{
}
Job::~Job()
{
}
void Job::flush_received_buffers()
{
if (!m_can_stream_response || m_buffered_size == 0)
return;
#ifdef JOB_DEBUG
dbg() << "Job: Flushing received buffers: have " << m_buffered_size << " bytes in " << m_received_buffers.size() << " buffers";
#endif
for (size_t i = 0; i < m_received_buffers.size(); ++i) {
auto& payload = m_received_buffers[i];
auto written = do_write(payload);
m_buffered_size -= written;
if (written == payload.size()) {
// FIXME: Make this a take-first-friendly object?
m_received_buffers.take_first();
--i;
continue;
}
ASSERT(written < payload.size());
payload = payload.slice(written, payload.size() - written);
#ifdef JOB_DEBUG
dbg() << "Job: Flushing received buffers done: have " << m_buffered_size << " bytes in " << m_received_buffers.size() << " buffers";
#endif
return;
}
#ifdef JOB_DEBUG
dbg() << "Job: Flushing received buffers done: have " << m_buffered_size << " bytes in " << m_received_buffers.size() << " buffers";
#endif
}
void Job::on_socket_connected()
{
register_on_ready_to_write([&] {
if (m_sent_data)
return;
m_sent_data = true;
auto raw_request = m_request.to_raw_request();
#ifdef JOB_DEBUG
dbgln("Job: raw_request:");
dbg() << String::copy(raw_request).characters();
#endif
bool success = write(raw_request);
if (!success)
deferred_invoke([this](auto&) { did_fail(Core::NetworkJob::Error::TransmissionFailed); });
});
register_on_ready_to_read([&] {
if (is_cancelled())
return;
if (m_state == State::Finished) {
// This is probably just a EOF notification, which means we should receive nothing
// and then get eof() == true.
[[maybe_unused]] auto payload = receive(64);
// These assertions are only correct if "Connection: close".
ASSERT(payload.is_empty());
ASSERT(eof());
return;
}
if (m_state == State::InStatus) {
if (!can_read_line())
return;
auto line = read_line(PAGE_SIZE);
if (line.is_null()) {
fprintf(stderr, "Job: Expected HTTP status\n");
return deferred_invoke([this](auto&) { did_fail(Core::NetworkJob::Error::TransmissionFailed); });
}
auto parts = line.split_view(' ');
if (parts.size() < 3) {
warnln("Job: Expected 3-part HTTP status, got '{}'", line);
return deferred_invoke([this](auto&) { did_fail(Core::NetworkJob::Error::ProtocolFailed); });
}
auto code = parts[1].to_uint();
if (!code.has_value()) {
fprintf(stderr, "Job: Expected numeric HTTP status\n");
return deferred_invoke([this](auto&) { did_fail(Core::NetworkJob::Error::ProtocolFailed); });
}
m_code = code.value();
m_state = State::InHeaders;
return;
}
if (m_state == State::InHeaders || m_state == State::Trailers) {
if (!can_read_line())
return;
auto line = read_line(PAGE_SIZE);
if (line.is_null()) {
if (m_state == State::Trailers) {
// Some servers like to send two ending chunks
// use this fact as an excuse to ignore anything after the last chunk
// that is not a valid trailing header.
return finish_up();
}
fprintf(stderr, "Job: Expected HTTP header\n");
return did_fail(Core::NetworkJob::Error::ProtocolFailed);
}
if (line.is_empty()) {
if (m_state == State::Trailers) {
return finish_up();
} else {
if (on_headers_received)
on_headers_received(m_headers, m_code > 0 ? m_code : Optional<u32> {});
m_state = State::InBody;
}
return;
}
auto parts = line.split_view(':');
if (parts.is_empty()) {
if (m_state == State::Trailers) {
// Some servers like to send two ending chunks
// use this fact as an excuse to ignore anything after the last chunk
// that is not a valid trailing header.
return finish_up();
}
fprintf(stderr, "Job: Expected HTTP header with key/value\n");
return deferred_invoke([this](auto&) { did_fail(Core::NetworkJob::Error::ProtocolFailed); });
}
auto name = parts[0];
if (line.length() < name.length() + 2) {
if (m_state == State::Trailers) {
// Some servers like to send two ending chunks
// use this fact as an excuse to ignore anything after the last chunk
// that is not a valid trailing header.
return finish_up();
}
warnln("Job: Malformed HTTP header: '{}' ({})", line, line.length());
return deferred_invoke([this](auto&) { did_fail(Core::NetworkJob::Error::ProtocolFailed); });
}
auto value = line.substring(name.length() + 2, line.length() - name.length() - 2);
m_headers.set(name, value);
if (name.equals_ignoring_case("Content-Encoding")) {
// Assume that any content-encoding means that we can't decode it as a stream :(
#ifdef JOB_DEBUG
dbg() << "Content-Encoding " << value << " detected, cannot stream output :(";
#endif
m_can_stream_response = false;
}
#ifdef JOB_DEBUG
dbg() << "Job: [" << name << "] = '" << value << "'";
#endif
return;
}
ASSERT(m_state == State::InBody);
ASSERT(can_read());
read_while_data_available([&] {
auto read_size = 64 * KiB;
if (m_current_chunk_remaining_size.has_value()) {
read_chunk_size:;
auto remaining = m_current_chunk_remaining_size.value();
if (remaining == -1) {
// read size
auto size_data = read_line(PAGE_SIZE);
auto size_lines = size_data.view().lines();
#ifdef JOB_DEBUG
dbg() << "Job: Received a chunk with size _" << size_data << "_";
#endif
if (size_lines.size() == 0) {
dbgln("Job: Reached end of stream");
finish_up();
return IterationDecision::Break;
} else {
auto chunk = size_lines[0].split_view(';', true);
String size_string = chunk[0];
char* endptr;
auto size = strtoul(size_string.characters(), &endptr, 16);
if (*endptr) {
// invalid number
deferred_invoke([this](auto&) { did_fail(Core::NetworkJob::Error::TransmissionFailed); });
return IterationDecision::Break;
}
if (size == 0) {
// This is the last chunk
// '0' *[; chunk-ext-name = chunk-ext-value]
// We're going to ignore _all_ chunk extensions
read_size = 0;
m_current_chunk_total_size = 0;
m_current_chunk_remaining_size = 0;
#ifdef JOB_DEBUG
dbg() << "Job: Received the last chunk with extensions _" << size_string.substring_view(1, size_string.length() - 1) << "_";
#endif
} else {
m_current_chunk_total_size = size;
m_current_chunk_remaining_size = size;
read_size = size;
#ifdef JOB_DEBUG
dbg() << "Job: Chunk of size _" << size << "_ started";
#endif
}
}
} else {
read_size = remaining;
#ifdef JOB_DEBUG
dbg() << "Job: Resuming chunk with _" << remaining << "_ bytes left over";
#endif
}
} else {
auto transfer_encoding = m_headers.get("Transfer-Encoding");
if (transfer_encoding.has_value()) {
auto encoding = transfer_encoding.value();
#ifdef JOB_DEBUG
dbg() << "Job: This content has transfer encoding '" << encoding << "'";
#endif
if (encoding.equals_ignoring_case("chunked")) {
m_current_chunk_remaining_size = -1;
goto read_chunk_size;
} else {
dbg() << "Job: Unknown transfer encoding _" << encoding << "_, the result will likely be wrong!";
}
}
}
auto payload = receive(read_size);
if (!payload) {
if (eof()) {
finish_up();
return IterationDecision::Break;
}
if (should_fail_on_empty_payload()) {
deferred_invoke([this](auto&) { did_fail(Core::NetworkJob::Error::ProtocolFailed); });
return IterationDecision::Break;
}
}
m_received_buffers.append(payload);
m_buffered_size += payload.size();
m_received_size += payload.size();
flush_received_buffers();
if (m_current_chunk_remaining_size.has_value()) {
auto size = m_current_chunk_remaining_size.value() - payload.size();
#ifdef JOB_DEBUG
dbg() << "Job: We have " << size << " bytes left over in this chunk";
#endif
if (size == 0) {
#ifdef JOB_DEBUG
dbg() << "Job: Finished a chunk of " << m_current_chunk_total_size.value() << " bytes";
#endif
if (m_current_chunk_total_size.value() == 0) {
m_state = State::Trailers;
return IterationDecision::Break;
}
// we've read everything, now let's get the next chunk
size = -1;
[[maybe_unused]] auto line = read_line(PAGE_SIZE);
#ifdef JOB_DEBUG
dbg() << "Line following (should be empty): _" << line << "_";
#endif
}
m_current_chunk_remaining_size = size;
}
auto content_length_header = m_headers.get("Content-Length");
Optional<u32> content_length {};
if (content_length_header.has_value()) {
auto length = content_length_header.value().to_uint();
if (length.has_value())
content_length = length.value();
}
deferred_invoke([this, content_length](auto&) { did_progress(content_length, m_received_size); });
if (content_length.has_value()) {
auto length = content_length.value();
if (m_received_size >= length) {
m_received_size = length;
finish_up();
return IterationDecision::Break;
}
}
return IterationDecision::Continue;
});
if (!is_established()) {
#ifdef JOB_DEBUG
dbgln("Connection appears to have closed, finishing up");
#endif
finish_up();
}
});
}
void Job::finish_up()
{
m_state = State::Finished;
if (!m_can_stream_response) {
auto flattened_buffer = ByteBuffer::create_uninitialized(m_received_size);
u8* flat_ptr = flattened_buffer.data();
for (auto& received_buffer : m_received_buffers) {
memcpy(flat_ptr, received_buffer.data(), received_buffer.size());
flat_ptr += received_buffer.size();
}
m_received_buffers.clear();
// For the time being, we cannot stream stuff with content-encoding set to _anything_.
auto content_encoding = m_headers.get("Content-Encoding");
if (content_encoding.has_value()) {
flattened_buffer = handle_content_encoding(flattened_buffer, content_encoding.value());
}
m_buffered_size = flattened_buffer.size();
m_received_buffers.append(move(flattened_buffer));
m_can_stream_response = true;
}
flush_received_buffers();
if (m_buffered_size != 0) {
// We have to wait for the client to consume all the downloaded data
// before we can actually call `did_finish`. in a normal flow, this should
// never be hit since the client is reading as we are writing, unless there
// are too many concurrent downloads going on.
deferred_invoke([this](auto&) {
finish_up();
});
return;
}
auto response = HttpResponse::create(m_code, move(m_headers));
deferred_invoke([this, response](auto&) {
did_finish(move(response));
});
}
}

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/*
* Copyright (c) 2020, The SerenityOS developers.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#include <AK/FileStream.h>
#include <AK/HashMap.h>
#include <AK/Optional.h>
#include <LibCore/NetworkJob.h>
#include <LibCore/TCPSocket.h>
#include <LibHTTP/HttpRequest.h>
#include <LibHTTP/HttpResponse.h>
namespace HTTP {
class Job : public Core::NetworkJob {
public:
explicit Job(const HttpRequest&, OutputStream&);
virtual ~Job() override;
virtual void start() override = 0;
virtual void shutdown() override = 0;
HttpResponse* response() { return static_cast<HttpResponse*>(Core::NetworkJob::response()); }
const HttpResponse* response() const { return static_cast<const HttpResponse*>(Core::NetworkJob::response()); }
protected:
void finish_up();
void on_socket_connected();
void flush_received_buffers();
virtual void register_on_ready_to_read(Function<void()>) = 0;
virtual void register_on_ready_to_write(Function<void()>) = 0;
virtual bool can_read_line() const = 0;
virtual String read_line(size_t) = 0;
virtual bool can_read() const = 0;
virtual ByteBuffer receive(size_t) = 0;
virtual bool eof() const = 0;
virtual bool write(ReadonlyBytes) = 0;
virtual bool is_established() const = 0;
virtual bool should_fail_on_empty_payload() const { return true; }
virtual void read_while_data_available(Function<IterationDecision()> read) { read(); };
enum class State {
InStatus,
InHeaders,
InBody,
Trailers,
Finished,
};
HttpRequest m_request;
State m_state { State::InStatus };
int m_code { -1 };
HashMap<String, String, CaseInsensitiveStringTraits> m_headers;
Vector<ByteBuffer, 2> m_received_buffers;
size_t m_buffered_size { 0 };
size_t m_received_size { 0 };
bool m_sent_data { 0 };
Optional<ssize_t> m_current_chunk_remaining_size;
Optional<size_t> m_current_chunk_total_size;
bool m_can_stream_response { true };
};
}