Add initial webserver sources
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@@ -0,0 +1,114 @@
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#include "debugresponsehandler.h"
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// esp-idf includes
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#include <asio.hpp>
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#include <esp_log.h>
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// 3rdparty lib includes
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#include <fmt/core.h>
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#include <asio_webserver/clientconnection.h>
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namespace {
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constexpr const char * const TAG = "ASIO_WEBSERVER";
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} // namespace
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DebugResponseHandler::DebugResponseHandler(ClientConnection &clientConnection, std::string_view method, std::string_view path, std::string_view protocol) :
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m_clientConnection{clientConnection}, m_method{method}, m_path{path}, m_protocol{protocol}
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{
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ESP_LOGI(TAG, "constructed for %.*s %.*s (%s:%hi)", m_method.size(), m_method.data(), path.size(), path.data(),
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m_clientConnection.remote_endpoint().address().to_string().c_str(), m_clientConnection.remote_endpoint().port());
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}
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DebugResponseHandler::~DebugResponseHandler()
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{
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ESP_LOGI(TAG, "destructed for %.*s %.*s (%s:%hi)", m_method.size(), m_method.data(), m_path.size(), m_path.data(),
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m_clientConnection.remote_endpoint().address().to_string().c_str(), m_clientConnection.remote_endpoint().port());
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}
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void DebugResponseHandler::requestHeaderReceived(std::string_view key, std::string_view value)
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{
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m_requestHeaders.emplace_back(std::make_pair(std::string{key}, std::string{value}));
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}
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void DebugResponseHandler::sendResponse()
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{
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ESP_LOGI(TAG, "sending response for %.*s %.*s (%s:%hi)", m_method.size(), m_method.data(), m_path.size(), m_path.data(),
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m_clientConnection.remote_endpoint().address().to_string().c_str(), m_clientConnection.remote_endpoint().port());
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m_response = fmt::format("<html>"
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"<head>"
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"<title>Test</title>"
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"</head>"
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"<body>"
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"<h1>Request details:</h1>"
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"<table>"
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"<tbody>"
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"<tr><th>Method:</th><td>{}</td></tr>"
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"<tr><th>Path:</th><td>{}</td></tr>"
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"<tr><th>Protocol:</th><td>{}</td></tr>"
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"<tr>"
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"<th>Request headers:</th>"
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"<td>"
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"<table border=\"1\">",
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m_method, m_path, m_protocol);
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for (const auto &pair : m_requestHeaders)
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m_response += fmt::format( "<tr><th>{}</th><td>{}</td></tr>",
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pair.first, pair.second);
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m_response += fmt::format( "</table>"
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"</td>"
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"</tr>"
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"</tbody>"
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"</table>"
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"<form method=\"GET\">"
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"<fieldset>"
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"<legend>GET form with line edit</legend>"
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"<label>Text-Input: <input type=\"text\" name=\"inputName\" /></label>"
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"<button type=\"submit\">Go</button>"
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"</fieldset>"
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"</form>"
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"<form method=\"POST\">"
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"<fieldset>"
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"<legend>POST form with line edit</legend>"
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"<label>Text-Input: <input type=\"text\" name=\"inputName\" /></label>"
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"<button type=\"submit\">Go</button>"
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"</fieldset>"
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"</form>"
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"<form method=\"POST\">"
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"<fieldset>"
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"<legend>POST form with multiline edit</legend>"
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"<label>Text-Input: <textarea name=\"inputName\"></textarea></label>"
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"<button type=\"submit\">Go</button>"
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"</fieldset>"
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"</form>"
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"<form method=\"POST\" enctype=\"multipart/form-data\">"
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"<fieldset>"
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"<legend>POST form with multipart form-data and line edit</legend>"
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"<label>Text-Input: <input type=\"text\" name=\"inputName\" /></label>"
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"<button type=\"submit\">Go</button>"
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"</fieldset>"
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"</form>"
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"</body>"
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"</html>");
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m_response = fmt::format("HTTP/1.1 200 Ok\r\n"
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"Content-Type: text/html\r\n"
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"Content-Length: {}\r\n"
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"\r\n"
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"{}",
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m_response.size(), m_response);
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asio::async_write(m_clientConnection.socket(),
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asio::buffer(m_response.data(), m_response.size()),
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[this, self=m_clientConnection.shared_from_this()](std::error_code ec, std::size_t length)
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{ written(ec, length); });
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}
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void DebugResponseHandler::written(std::error_code ec, std::size_t length)
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{
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ESP_LOGI(TAG, "expected=%zd actual=%zd for %.*s %.*s (%s:%hi)", m_response.size(), length,
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m_method.size(), m_method.data(), m_path.size(), m_path.data(),
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m_clientConnection.remote_endpoint().address().to_string().c_str(), m_clientConnection.remote_endpoint().port());
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m_clientConnection.responseFinished(ec);
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}
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@@ -0,0 +1,36 @@
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#pragma once
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// system includes
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#include <string_view>
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#include <string>
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#include <utility>
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#include <vector>
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#include <system_error>
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// 3rdparty lib includes
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#include <asio_webserver/responsehandler.h>
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// forward declarations
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class ClientConnection;
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class DebugResponseHandler : public ResponseHandler
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{
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public:
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DebugResponseHandler(ClientConnection &clientConnection, std::string_view method, std::string_view path, std::string_view protocol);
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~DebugResponseHandler() override;
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void requestHeaderReceived(std::string_view key, std::string_view value) final;
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void sendResponse() final;
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private:
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void written(std::error_code ec, std::size_t length);
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ClientConnection &m_clientConnection;
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std::string m_method;
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std::string m_path;
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std::string m_protocol;
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std::vector<std::pair<std::string, std::string>> m_requestHeaders;
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std::string m_response;
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};
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@@ -0,0 +1,58 @@
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#include "errorresponsehandler.h"
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// esp-idf includes
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#include <asio.hpp>
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#include <esp_log.h>
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// 3rdparty lib includes
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#include <fmt/core.h>
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#include <asio_webserver/clientconnection.h>
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namespace {
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constexpr const char * const TAG = "ASIO_WEBSERVER";
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} // namespace
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ErrorResponseHandler::ErrorResponseHandler(ClientConnection &clientConnection, std::string_view path) :
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m_clientConnection{clientConnection},
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m_path{path}
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{
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ESP_LOGI(TAG, "constructed for %.*s (%s:%hi)", path.size(), path.data(),
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m_clientConnection.remote_endpoint().address().to_string().c_str(), m_clientConnection.remote_endpoint().port());
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}
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ErrorResponseHandler::~ErrorResponseHandler()
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{
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ESP_LOGI(TAG, "destructed for %.*s (%s:%hi)", m_path.size(), m_path.data(),
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m_clientConnection.remote_endpoint().address().to_string().c_str(), m_clientConnection.remote_endpoint().port());
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}
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void ErrorResponseHandler::requestHeaderReceived(std::string_view key, std::string_view value)
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{
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}
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void ErrorResponseHandler::sendResponse()
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{
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ESP_LOGI(TAG, "sending response for %.*s (%s:%hi)", m_path.size(), m_path.data(),
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m_clientConnection.remote_endpoint().address().to_string().c_str(), m_clientConnection.remote_endpoint().port());
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m_response = fmt::format("Error 404 Not Found: {}", m_path);
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m_response = fmt::format("HTTP/1.1 404 Not Found\r\n"
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"Connection: close\r\n"
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"Content-Type: text/plain\r\n"
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"Content-Length: {}\r\n"
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"\r\n"
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"{}", m_response.size(), m_response);
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asio::async_write(m_clientConnection.socket(),
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asio::buffer(m_response.data(), m_response.size()),
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[this, self=m_clientConnection.shared_from_this()](std::error_code ec, std::size_t length)
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{ written(ec, length); });
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}
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void ErrorResponseHandler::written(std::error_code ec, std::size_t length)
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{
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ESP_LOGI(TAG, "expected=%zd actual=%zd for %.*s (%s:%hi)", m_response.size(), length, m_path.size(), m_path.data(),
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m_clientConnection.remote_endpoint().address().to_string().c_str(), m_clientConnection.remote_endpoint().port());
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m_clientConnection.responseFinished(ec);
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}
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#pragma once
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// system includes
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#include <string_view>
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#include <string>
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#include <system_error>
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// 3rdparty lib includes
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#include <asio_webserver/responsehandler.h>
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// forward declarations
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class ClientConnection;
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class ErrorResponseHandler : public ResponseHandler
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{
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public:
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ErrorResponseHandler(ClientConnection &clientConnection, std::string_view path);
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~ErrorResponseHandler() override;
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void requestHeaderReceived(std::string_view key, std::string_view value) final;
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void sendResponse() final;
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private:
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void written(std::error_code ec, std::size_t length);
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ClientConnection &m_clientConnection;
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std::string m_path;
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std::string m_response;
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};
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@@ -0,0 +1,21 @@
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#include "examplewebserver.h"
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#include "rootresponsehandler.h"
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#include "debugresponsehandler.h"
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#include "errorresponsehandler.h"
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std::unique_ptr<ResponseHandler> ExampleWebserver::makeResponseHandler(ClientConnection &clientConnection, std::string_view method, std::string_view path, std::string_view protocol)
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{
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const std::string_view processedPath{[&](){
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const auto index = path.find('?');
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return index == std::string_view::npos ?
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path : path.substr(0, index);
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}()};
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if (processedPath.empty() || processedPath == "/")
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return std::make_unique<RootResponseHandler>(clientConnection);
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else if (processedPath == "/debug" || processedPath.starts_with("/debug/") )
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return std::make_unique<DebugResponseHandler>(clientConnection, method, path, protocol);
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else
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return std::make_unique<ErrorResponseHandler>(clientConnection, path);
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}
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@@ -0,0 +1,11 @@
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#pragma once
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#include "asio_webserver/webserver.h"
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class ExampleWebserver : public Webserver
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{
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public:
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using Webserver::Webserver;
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std::unique_ptr<ResponseHandler> makeResponseHandler(ClientConnection &clientConnection, std::string_view method, std::string_view path, std::string_view protocol) final;
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};
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@@ -0,0 +1,27 @@
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#include <QLoggingCategory>
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#include <asio.hpp>
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#include <esp_log.h>
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#include "examplewebserver.h"
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int main(int argc, char *argv[])
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{
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qSetMessagePattern(QStringLiteral("%{time dd.MM.yyyy HH:mm:ss.zzz} "
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"["
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"%{if-debug}D%{endif}"
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"%{if-info}I%{endif}"
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"%{if-warning}W%{endif}"
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"%{if-critical}C%{endif}"
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"%{if-fatal}F%{endif}"
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"] "
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"%{function}(): "
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"%{message}"));
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asio::io_context io_context;
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ExampleWebserver server{io_context, (short int)8080};
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ESP_LOGI("running mainloop");
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io_context.run();
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}
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@@ -0,0 +1,65 @@
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#include "rootresponsehandler.h"
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// esp-idf includes
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#include <asio.hpp>
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#include <esp_log.h>
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// 3rdparty lib includes
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#include <fmt/core.h>
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#include <asio_webserver/clientconnection.h>
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namespace {
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constexpr const char * const TAG = "ASIO_WEBSERVER";
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} // namespace
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RootResponseHandler::RootResponseHandler(ClientConnection &clientConnection) :
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m_clientConnection{clientConnection}
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{
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ESP_LOGI(TAG, "constructed for (%s:%hi)",
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m_clientConnection.remote_endpoint().address().to_string().c_str(), m_clientConnection.remote_endpoint().port());
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}
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RootResponseHandler::~RootResponseHandler()
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{
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ESP_LOGI(TAG, "destructed for (%s:%hi)",
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m_clientConnection.remote_endpoint().address().to_string().c_str(), m_clientConnection.remote_endpoint().port());
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}
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void RootResponseHandler::requestHeaderReceived(std::string_view key, std::string_view value)
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{
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}
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void RootResponseHandler::sendResponse()
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{
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ESP_LOGI(TAG, "sending response for (%s:%hi)",
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m_clientConnection.remote_endpoint().address().to_string().c_str(), m_clientConnection.remote_endpoint().port());
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m_response = fmt::format("<html>"
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"<head>"
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"<title>asio test webserver</title>"
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"</head>"
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"<body>"
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"<h1>asio test webserver</h1>"
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"<a href=\"/debug\">Debug</a>"
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"</body>"
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"</html>");
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m_response = fmt::format("HTTP/1.1 200 Ok\r\n"
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"Connection: close\r\n"
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"Content-Type: text/html\r\n"
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"Content-Length: {}\r\n"
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"\r\n"
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"{}", m_response.size(), m_response);
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asio::async_write(m_clientConnection.socket(),
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asio::buffer(m_response.data(), m_response.size()),
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[this, self=m_clientConnection.shared_from_this()](std::error_code ec, std::size_t length)
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{ written(ec, length); });
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}
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void RootResponseHandler::written(std::error_code ec, std::size_t length)
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{
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ESP_LOGI(TAG, "expected=%zd actual=%zd for (%s:%hi)", m_response.size(), length,
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m_clientConnection.remote_endpoint().address().to_string().c_str(), m_clientConnection.remote_endpoint().port());
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m_clientConnection.responseFinished(ec);
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}
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@@ -0,0 +1,29 @@
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#pragma once
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// system includes
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#include <string_view>
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#include <string>
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#include <system_error>
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// 3rdparty lib includes
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#include <asio_webserver/responsehandler.h>
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// forward declarations
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class ClientConnection;
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class RootResponseHandler : public ResponseHandler
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{
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public:
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RootResponseHandler(ClientConnection &clientConnection);
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~RootResponseHandler() override;
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void requestHeaderReceived(std::string_view key, std::string_view value) final;
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void sendResponse() final;
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private:
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void written(std::error_code ec, std::size_t length);
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ClientConnection &m_clientConnection;
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std::string m_response;
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};
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@@ -0,0 +1,32 @@
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TEMPLATE = app
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QT += core
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CONFIG += c++latest
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HEADERS += \
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debugresponsehandler.h \
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errorresponsehandler.h \
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examplewebserver.h \
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rootresponsehandler.h
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SOURCES += \
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debugresponsehandler.cpp \
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errorresponsehandler.cpp \
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examplewebserver.cpp \
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main.cpp \
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rootresponsehandler.cpp
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unix: TARGET=webserver_example.bin
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DESTDIR=$${OUT_PWD}/..
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INCLUDEPATH += $$PWD/..
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include(../paths.pri)
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include(../dependencies.pri)
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unix: {
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LIBS += -Wl,-rpath=\\\$$ORIGIN
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}
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LIBS += -L$${OUT_PWD}/..
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LIBS += -lasio_webserver
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