removed socket.io, added webrtc audio stream support and deep sleep. for webrtc we will use libdatachannel
This commit is contained in:
tdv
@@ -1,102 +1,135 @@
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// src/Services/AudioStreamService.h
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#pragma once
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#include <sio_client.h>
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#include <atomic>
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#include <spdlog/spdlog.h>
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#include <chrono>
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#include <filesystem>
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#include <memory>
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#include <mutex>
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#include <optional>
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#include <string>
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#include <utility>
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#include <vector>
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#include <cstdio>
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#include <array>
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#include <spdlog/spdlog.h>
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#include "WhipClient.h"
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#include "ConfigService.h"
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namespace snoop {
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class AudioStreamService {
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std::shared_ptr<sio::client> m_client;
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std::string m_guid;
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std::atomic<bool> m_isConnected = false;
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std::atomic<bool> m_isInStreaming = false;
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std::vector<char> m_audioBuffer;
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std::mutex m_bufferMutex;
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const unsigned long long int FLUSH_PERIOD = 5000;
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const std::vector<char> PACKET_DELIMITER = {
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static_cast<char>(0xFF),
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static_cast<char>(0xFE),
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static_cast<char>(0xFD),
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static_cast<char>(0xFC)
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};
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unsigned long long int m_flushedAt = 0;
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std::shared_ptr<ConfigService> m_cfg;
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// WHIP
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std::unique_ptr<WhipClient> m_whip;
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std::mutex m_whipMutex;
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std::string m_tmpKeyPath; // temp key extracted from keyctl (deleted on Stop)
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public:
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explicit AudioStreamService( std::shared_ptr<sio::client> client, std::string guid ) :
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m_client( std::move( client ) ),
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m_guid( std::move( guid ) ) {
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SetupEventListeners();
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}
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explicit AudioStreamService(std::shared_ptr<ConfigService> cfg)
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: m_cfg(std::move(cfg)) {}
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~AudioStreamService() {
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this->m_isConnected = false;
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this->m_isInStreaming = false;
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StopWhip();
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}
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void SendAudioData( const char* input, size_t size ) {
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if( !this->m_isConnected || !this->m_isInStreaming ) {
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return;
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// Feed raw PCM (float32 interleaved), frames = samples per channel
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void OnPCM(const float* interleaved, size_t frames) {
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std::lock_guard lk(m_whipMutex);
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if (m_whip) m_whip->PushPCM(interleaved, frames);
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}
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bool StartWhip(const std::string& whipUrl, int sampleRate=48000, int channels=1) {
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std::lock_guard lk(m_whipMutex);
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if (m_whip) {
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spdlog::info("WHIP already started");
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return true;
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}
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if (!m_cfg) {
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spdlog::error("StartWhip requires ConfigService");
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return false;
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}
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std::lock_guard lock( m_bufferMutex );
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this->m_audioBuffer.insert(m_audioBuffer.end(), PACKET_DELIMITER.begin(), PACKET_DELIMITER.end());
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this->m_audioBuffer.insert( m_audioBuffer.end(), input, input + size );
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// certs from enrollment
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std::filesystem::path ca = "/etc/iot/keys/issuing_ca.pem";
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if (!std::filesystem::exists(ca)) ca = "/etc/iot/keys/ca_chain.pem";
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std::filesystem::path crt = "/etc/iot/keys/device.crt.pem";
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auto now = std::chrono::system_clock::now();
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auto currentTime = std::chrono::duration_cast<std::chrono::milliseconds>( now.time_since_epoch() ).count();
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if( currentTime >= this->m_flushedAt + FLUSH_PERIOD ) {
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FlushBuffer();
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// extract client key via keyctl
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auto tmpKey = ExtractClientKeyTemp();
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if (!tmpKey) {
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spdlog::error("Cannot extract client key for WHIP (keyctl user iot-client-key)");
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return false;
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}
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WhipClient::Params p{
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.whipUrl = whipUrl,
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.caPath = ca.string(),
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.crtPath = crt.string(),
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.keyPath = tmpKey->string(),
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.sampleRate= sampleRate,
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.channels = channels
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};
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m_whip = std::make_unique<WhipClient>(p);
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try {
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m_whip->Start();
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spdlog::info("WHIP started");
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m_tmpKeyPath = *tmpKey;
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return true;
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} catch (const std::exception& e) {
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spdlog::error("WHIP start failed: {}", e.what());
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std::error_code ec; std::filesystem::remove(*tmpKey, ec);
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m_whip.reset();
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return false;
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}
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}
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void StopWhip() {
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std::lock_guard lk(m_whipMutex);
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if (m_whip) {
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m_whip->Stop();
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m_whip.reset();
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}
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if (!m_tmpKeyPath.empty()) {
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std::error_code ec; std::filesystem::remove(m_tmpKeyPath, ec);
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m_tmpKeyPath.clear();
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}
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}
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private:
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void SetupEventListeners() {
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this->m_client->set_open_listener( [this]() {
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spdlog::info( "Connected to server" );
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this->m_client->socket( "/livestream" )->emit( "register_device", m_guid );
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this->m_isConnected = true;
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} );
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static std::optional<std::filesystem::path> ExtractClientKeyTemp() {
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auto exec = [](const std::string& cmd) {
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std::array<char, 4096> buf{};
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std::string out;
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FILE* pipe = popen((cmd + " 2>&1").c_str(), "r");
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if (!pipe) return std::string{};
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while (fgets(buf.data(), (int)buf.size(), pipe) != nullptr) out.append(buf.data());
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pclose(pipe);
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return out;
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};
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auto trim = [](std::string s){
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auto b=s.find_first_not_of(" \t\r\n"), e=s.find_last_not_of(" \t\r\n");
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return (b==std::string::npos) ? std::string{} : s.substr(b, e-b+1);
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};
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this->m_client->set_close_listener( [this]( sio::client::close_reason const& reason ) {
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this->m_isConnected = false;
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this->m_isInStreaming = false;
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spdlog::info( "Disconnected from server" );
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} );
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std::string id = trim(exec("keyctl search @s user iot-client-key | tail -n1"));
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if (id.empty()) return std::nullopt;
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this->m_client->set_fail_listener( []() {
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spdlog::info( "Failed to connect to server" );
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} );
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this->m_client->socket( "/livestream" )->on( "start_streaming", [this]( sio::event& ev ) {
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spdlog::info( "Start streaming command received" );
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this->m_isInStreaming = true;
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auto now = std::chrono::system_clock::now();
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this->m_flushedAt = std::chrono::duration_cast<std::chrono::milliseconds>( now.time_since_epoch() ).count();
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} );
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this->m_client->socket( "/livestream" )->on( "stop_streaming", [this]( sio::event& ev ) {
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spdlog::info( "Stop streaming command received" );
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this->m_isInStreaming = false;
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std::lock_guard lock( this->m_bufferMutex );
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this->m_audioBuffer.clear();
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} );
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}
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void FlushBuffer() {
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if( this->m_audioBuffer.empty() ) {
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return;
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char tmpl[] = "/run/iot-whip-keyXXXXXX";
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int fd = mkstemp(tmpl);
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if (fd < 0) return std::nullopt;
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close(fd);
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std::filesystem::path p(tmpl);
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exec("keyctl pipe " + id + " > " + p.string());
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if (!std::filesystem::exists(p) || std::filesystem::file_size(p) == 0) {
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std::error_code ec; std::filesystem::remove(p, ec);
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return std::nullopt;
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}
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this->m_client->socket( "/livestream" )->emit( "audio_data",
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std::make_shared<std::string>( this->m_audioBuffer.data(), this->m_audioBuffer.size() )
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);
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this->m_audioBuffer.clear();
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auto now = std::chrono::system_clock::now();
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this->m_flushedAt = std::chrono::duration_cast<std::chrono::milliseconds>( now.time_since_epoch() ).count();
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return p;
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}
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};
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}
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} // namespace snoop
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@@ -5,177 +5,459 @@
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#include <thread>
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#include <atomic>
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#include <chrono>
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#include <httplib.h>
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#include <mutex>
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#include <filesystem>
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#include <fstream>
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#include <sstream>
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#include <array>
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#include <optional>
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#include <spdlog/spdlog.h>
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#include <httplib.h> // build with CPPHTTPLIB_OPENSSL_SUPPORT
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#include <sys/wait.h>
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#include "AudioWriters/OggAudioWriter.h"
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#include "ConfigService.h"
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namespace snoop
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{
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namespace snoop {
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class AudioWriterService
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{
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std::shared_ptr<ConfigService> m_configService;
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std::shared_ptr<OggAudioWriter> m_oggWriter;
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std::string m_destinationDirectoryPath;
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std::string m_queueDirectoryPath;
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class AudioWriterService {
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std::shared_ptr<ConfigService> m_configService;
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std::shared_ptr<OggAudioWriter> m_oggWriter;
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std::string m_destinationDirectoryPath;
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std::string m_queueDirectoryPath;
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std::thread m_writingThread;
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std::thread m_uploadThread;
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std::mutex m_fetchFilePathsMutex;
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unsigned long long int m_currentRecordStartedAt = 0;
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std::string m_currentRecordFilePath;
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std::atomic<bool> m_isIntermission = false;
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std::thread m_writingThread;
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std::thread m_uploadThread;
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public:
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explicit AudioWriterService( std::shared_ptr<ConfigService> configService, std::string destinationDirectoryPath ) :
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m_configService( std::move( configService ) ),
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m_destinationDirectoryPath( std::move( destinationDirectoryPath ) ),
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m_oggWriter( std::make_shared<OggAudioWriter>( 48000, 1 ) ) {
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if( !this->m_destinationDirectoryPath.empty() && !this->m_destinationDirectoryPath.ends_with( "/" ) ) {
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this->m_destinationDirectoryPath.append( "/" );
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}
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this->m_queueDirectoryPath = this->m_destinationDirectoryPath + "queue/";
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std::filesystem::create_directories( this->m_queueDirectoryPath );
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this->MoveToQueueUncompletedRecords();
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this->m_writingThread = std::thread( [this]() {
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this->WritingThread();
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} );
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this->m_uploadThread = std::thread( [this]() {
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this->UploadThread();
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} );
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spdlog::info( "AudioWriterService::AudioWriterService()" );
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}
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std::mutex m_fetchFilePathsMutex;
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std::mutex m_stateMutex;
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void WriteAudioData( const char* data, size_t size, size_t frames ) {
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this->m_oggWriter->Write( data, size, frames );
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}
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unsigned long long int m_currentRecordStartedAt = 0;
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std::string m_currentRecordFilePath;
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~AudioWriterService() {
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this->m_isIntermission = true;
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this->m_writingThread.join();
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this->m_uploadThread.join();
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}
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std::atomic<bool> m_isIntermission = false;
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private:
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void MoveToQueueUncompletedRecords() {
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std::vector<std::filesystem::path> files;
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for( const auto& entry: std::filesystem::directory_iterator( this->m_destinationDirectoryPath ) ) {
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files.push_back( entry.path() );
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}
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for( const auto& file: files ) {
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if( file.filename().string() != "queue" ) {
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spdlog::info( "Move uncompleted record {} to queue", file.filename().string() );
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this->MoveToUploadQueue( file.string() );
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}
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}
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}
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// New recording control flags
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std::atomic<bool> m_recordingEnabled{false};
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std::atomic<bool> m_stopAfterCurrentSegment{false};
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void WritingThread() {
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auto now = std::chrono::system_clock::now();
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this->m_currentRecordStartedAt = std::chrono::duration_cast<std::chrono::milliseconds>( now.time_since_epoch() ).count();
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this->m_currentRecordFilePath = this->m_destinationDirectoryPath + std::to_string( this->m_currentRecordStartedAt );
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this->m_oggWriter->StartWriting( this->m_currentRecordFilePath );
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public:
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explicit AudioWriterService(std::shared_ptr<ConfigService> configService, std::string destinationDirectoryPath)
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: m_configService(std::move(configService)),
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m_destinationDirectoryPath(std::move(destinationDirectoryPath)),
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m_oggWriter(std::make_shared<OggAudioWriter>(48000, 1))
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{
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while( !m_isIntermission ) {
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now = std::chrono::system_clock::now();
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auto currentRecordDuration = std::chrono::duration_cast<std::chrono::milliseconds>( now.time_since_epoch() ).count() -
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this->m_currentRecordStartedAt;
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if( currentRecordDuration >= this->m_configService->GetRecordingDuration() ) {
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this->m_oggWriter->StopWriting();
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this->MoveToUploadQueue( this->m_currentRecordFilePath );
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this->m_currentRecordStartedAt = std::chrono::duration_cast<std::chrono::milliseconds>( now.time_since_epoch() ).count();
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this->m_currentRecordFilePath = this->m_destinationDirectoryPath + std::to_string( this->m_currentRecordStartedAt );
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this->m_oggWriter->StartWriting( this->m_currentRecordFilePath );
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}
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std::this_thread::sleep_for( std::chrono::milliseconds( 1000 ) );
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}
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this->m_oggWriter->StopWriting();
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this->MoveToUploadQueue( this->m_currentRecordFilePath );
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// TODO: Move to upload queue
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}
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void MoveToUploadQueue( const std::string& filePath ) {
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spdlog::info( "AudioWriterService::MoveToUploadQueue( {} )", filePath );
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std::lock_guard lock( this->m_fetchFilePathsMutex );
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auto now = std::chrono::system_clock::now();
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auto recordStoppedAt = std::chrono::duration_cast<std::chrono::milliseconds>( now.time_since_epoch() ).count();
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if( std::filesystem::exists( filePath ) ) {
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auto fileName = std::filesystem::path( filePath ).filename().string() + "-" + std::to_string( recordStoppedAt );
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std::filesystem::rename( filePath, m_queueDirectoryPath + fileName );
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}
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}
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void UploadThread() {
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while (!m_isIntermission) {
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std::vector<std::filesystem::path> files;
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if (!this->m_destinationDirectoryPath.empty() && !this->m_destinationDirectoryPath.ends_with("/"))
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{
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std::lock_guard l(this->m_fetchFilePathsMutex);
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try {
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for (const auto& entry : std::filesystem::directory_iterator(this->m_queueDirectoryPath)) {
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files.push_back(entry.path());
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}
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} catch (const std::exception& e) {
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spdlog::error("Error reading queue directory: {}", e.what());
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this->m_destinationDirectoryPath.append("/");
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}
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this->m_queueDirectoryPath = this->m_destinationDirectoryPath + "queue/";
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std::filesystem::create_directories(this->m_queueDirectoryPath);
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this->MoveToQueueUncompletedRecords();
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// Start background threads
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this->m_writingThread = std::thread([this]()
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{ this->WritingThread(); });
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this->m_uploadThread = std::thread([this]()
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{ this->UploadThread(); });
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spdlog::info("AudioWriterService constructed; initial recordingEnabled=false");
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}
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~AudioWriterService()
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{
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this->m_isIntermission = true;
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if (this->m_writingThread.joinable())
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this->m_writingThread.join();
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if (this->m_uploadThread.joinable())
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this->m_uploadThread.join();
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}
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// -------- Public control API (called from DeviceControlService handlers) --------
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// Begin a new recording cycle immediately (creates a fresh segment and starts writing).
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void StartRecording()
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{
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std::lock_guard<std::mutex> lk(this->m_stateMutex);
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if (m_recordingEnabled.load())
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{
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spdlog::info("StartRecording ignored: already recording");
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return;
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}
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m_stopAfterCurrentSegment = false;
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m_recordingEnabled = true;
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spdlog::info("Recording enabled");
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}
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// Graceful stop: finish the current segment at the next rotation boundary, then stop.
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void StopRecordingGracefully()
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{
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std::lock_guard<std::mutex> lk(this->m_stateMutex);
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if (!m_recordingEnabled.load())
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{
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spdlog::info("StopRecordingGracefully ignored: not recording");
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return;
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}
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m_stopAfterCurrentSegment = true;
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spdlog::info("Recording will stop after current segment completes");
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}
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bool IsRecording() const
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{
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return m_recordingEnabled.load();
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}
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// Called from the encoder callback — only writes when recording is enabled
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void WriteAudioData(const char *data, size_t size, size_t frames)
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{
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if (!m_recordingEnabled.load())
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return;
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this->m_oggWriter->Write(data, size, frames);
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}
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// stops recording immidiately, when deep_sleep received
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void StopRecordingNow()
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{
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std::lock_guard<std::mutex> lk(this->m_stateMutex);
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if (!m_recordingEnabled.load())
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{
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spdlog::info("StopRecordingNow ignored: not recording");
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return;
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}
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// Force-close current segment right away, enqueue, and disable recording.
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this->m_oggWriter->StopWriting();
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this->MoveToUploadQueue(this->m_currentRecordFilePath);
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m_recordingEnabled = false;
|
||||
m_stopAfterCurrentSegment = false;
|
||||
spdlog::info("Recording stopped immediately (deep sleep)");
|
||||
}
|
||||
|
||||
private:
|
||||
// ----------------------- Helpers (exec, keyctl, HTTPS mTLS) -----------------------
|
||||
|
||||
static std::string Trim(const std::string &s)
|
||||
{
|
||||
auto b = s.find_first_not_of(" \t\r\n");
|
||||
auto e = s.find_last_not_of(" \t\r\n");
|
||||
if (b == std::string::npos)
|
||||
return "";
|
||||
return s.substr(b, e - b + 1);
|
||||
}
|
||||
|
||||
static std::string Exec(const std::string &cmd)
|
||||
{
|
||||
std::array<char, 4096> buf{};
|
||||
std::string out;
|
||||
FILE *pipe = popen((cmd + " 2>&1").c_str(), "r");
|
||||
if (!pipe)
|
||||
throw std::runtime_error("popen failed: " + cmd);
|
||||
while (fgets(buf.data(), (int)buf.size(), pipe) != nullptr)
|
||||
out.append(buf.data());
|
||||
int rc = pclose(pipe);
|
||||
int exitCode = WIFEXITED(rc) ? WEXITSTATUS(rc) : rc;
|
||||
if (exitCode != 0)
|
||||
spdlog::warn("Command '{}' exited with code {}", cmd, exitCode);
|
||||
return out;
|
||||
}
|
||||
|
||||
static std::filesystem::path ExtractClientKeyFromKernelKeyring()
|
||||
{
|
||||
std::string id = Trim(Exec("keyctl search @s user iot-client-key | tail -n1"));
|
||||
if (id.empty())
|
||||
throw std::runtime_error("iot-client-key not found in keyring");
|
||||
char tmpl[] = "/run/iot-keyXXXXXX";
|
||||
int fd = mkstemp(tmpl);
|
||||
if (fd < 0)
|
||||
throw std::runtime_error("mkstemp failed for client key");
|
||||
close(fd);
|
||||
std::filesystem::path p(tmpl);
|
||||
Exec("keyctl pipe " + id + " > " + p.string());
|
||||
if (std::filesystem::file_size(p) == 0)
|
||||
{
|
||||
std::error_code ec;
|
||||
std::filesystem::remove(p, ec);
|
||||
throw std::runtime_error("keyctl pipe produced empty client key");
|
||||
}
|
||||
return p;
|
||||
}
|
||||
|
||||
struct Url
|
||||
{
|
||||
std::string scheme;
|
||||
std::string host;
|
||||
int port = 0;
|
||||
};
|
||||
|
||||
static Url ParseBase(const std::string &base)
|
||||
{
|
||||
std::regex re(R"(^\s*(https?)://([^/:]+)(?::(\d+))?\s*$)");
|
||||
std::smatch m;
|
||||
if (!std::regex_match(base, m, re))
|
||||
{
|
||||
throw std::runtime_error("Invalid base URL: " + base);
|
||||
}
|
||||
Url u;
|
||||
u.scheme = m[1].str();
|
||||
u.host = m[2].str();
|
||||
u.port = m[3].matched ? std::stoi(m[3].str()) : (u.scheme == "https" ? 443 : 80);
|
||||
return u;
|
||||
}
|
||||
|
||||
std::unique_ptr<httplib::Client> MakeClientMTLS(const Url &u,
|
||||
const std::filesystem::path &ca,
|
||||
const std::filesystem::path &crt,
|
||||
const std::filesystem::path &key)
|
||||
{
|
||||
if (u.scheme == "https")
|
||||
{
|
||||
#ifdef CPPHTTPLIB_OPENSSL_SUPPORT
|
||||
auto cli = std::make_unique<httplib::SSLClient>(u.host.c_str(), u.port);
|
||||
cli->enable_server_certificate_verification(true);
|
||||
cli->set_ca_cert_path(ca.string().c_str());
|
||||
cli->set_client_cert_file(crt.string().c_str(), key.string().c_str(), nullptr);
|
||||
cli->set_connection_timeout(10);
|
||||
cli->set_read_timeout(120);
|
||||
cli->set_write_timeout(120);
|
||||
return cli;
|
||||
#else
|
||||
throw std::runtime_error("HTTPS baseUrl but CPPHTTPLIB_OPENSSL_SUPPORT is not enabled");
|
||||
#endif
|
||||
}
|
||||
else
|
||||
{
|
||||
auto cli = std::make_unique<httplib::Client>(u.host.c_str(), u.port);
|
||||
cli->set_connection_timeout(10);
|
||||
cli->set_read_timeout(120);
|
||||
cli->set_write_timeout(120);
|
||||
return cli;
|
||||
}
|
||||
}
|
||||
|
||||
// ----------------------------- Existing logic (adjusted) -----------------------------
|
||||
|
||||
void MoveToQueueUncompletedRecords()
|
||||
{
|
||||
std::vector<std::filesystem::path> files;
|
||||
for (const auto &entry : std::filesystem::directory_iterator(this->m_destinationDirectoryPath))
|
||||
{
|
||||
files.push_back(entry.path());
|
||||
}
|
||||
for (const auto &file : files)
|
||||
{
|
||||
if (file.filename().string() != "queue")
|
||||
{
|
||||
spdlog::info("Move uncompleted record {} to queue", file.filename().string());
|
||||
this->MoveToUploadQueue(file.string());
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
void WritingThread()
|
||||
{
|
||||
// recording starts ONLY when StartRecording() is called
|
||||
while (!m_isIntermission)
|
||||
{
|
||||
if (!m_recordingEnabled.load())
|
||||
{
|
||||
std::this_thread::sleep_for(std::chrono::milliseconds(200));
|
||||
continue;
|
||||
}
|
||||
|
||||
// Start a fresh segment
|
||||
auto now = std::chrono::system_clock::now();
|
||||
this->m_currentRecordStartedAt =
|
||||
std::chrono::duration_cast<std::chrono::milliseconds>(now.time_since_epoch()).count();
|
||||
this->m_currentRecordFilePath = this->m_destinationDirectoryPath + std::to_string(this->m_currentRecordStartedAt);
|
||||
this->m_oggWriter->StartWriting(this->m_currentRecordFilePath);
|
||||
spdlog::info("Recording segment started: {}", this->m_currentRecordFilePath);
|
||||
|
||||
// Write until duration elapses
|
||||
const auto segDurationMs = this->m_configService->GetRecordingDuration();
|
||||
while (!m_isIntermission && m_recordingEnabled.load())
|
||||
{
|
||||
now = std::chrono::system_clock::now();
|
||||
auto currentRecordDuration =
|
||||
std::chrono::duration_cast<std::chrono::milliseconds>(now.time_since_epoch()).count() - this->m_currentRecordStartedAt;
|
||||
if (currentRecordDuration >= segDurationMs)
|
||||
break;
|
||||
std::this_thread::sleep_for(std::chrono::milliseconds(200));
|
||||
}
|
||||
|
||||
// Close current segment and enqueue
|
||||
this->m_oggWriter->StopWriting();
|
||||
this->MoveToUploadQueue(this->m_currentRecordFilePath);
|
||||
spdlog::info("Recording segment finished: {}", this->m_currentRecordFilePath);
|
||||
|
||||
// If graceful stop requested, stop after finishing this segment
|
||||
if (m_stopAfterCurrentSegment.load())
|
||||
{
|
||||
m_recordingEnabled = false;
|
||||
m_stopAfterCurrentSegment = false;
|
||||
spdlog::info("Recording disabled after graceful stop");
|
||||
}
|
||||
}
|
||||
|
||||
for (const auto& filePath : files) {
|
||||
auto fileName = filePath.filename().string();
|
||||
spdlog::info("Processing file: {}", fileName);
|
||||
// If exiting service while in a middle of a segment, ensure clean close
|
||||
if (m_recordingEnabled.load())
|
||||
{
|
||||
this->m_oggWriter->StopWriting();
|
||||
this->MoveToUploadQueue(this->m_currentRecordFilePath);
|
||||
m_recordingEnabled = false;
|
||||
}
|
||||
}
|
||||
|
||||
size_t delimiterPos = fileName.find('-');
|
||||
if (delimiterPos != std::string::npos) {
|
||||
std::string startedAt = fileName.substr(0, delimiterPos);
|
||||
std::string stoppedAt = fileName.substr(delimiterPos + 1);
|
||||
void MoveToUploadQueue(const std::string &filePath)
|
||||
{
|
||||
spdlog::info("MoveToUploadQueue( {} )", filePath);
|
||||
std::lock_guard lock(this->m_fetchFilePathsMutex);
|
||||
auto now = std::chrono::system_clock::now();
|
||||
auto recordStoppedAt = std::chrono::duration_cast<std::chrono::milliseconds>(now.time_since_epoch()).count();
|
||||
if (std::filesystem::exists(filePath))
|
||||
{
|
||||
auto fileName = std::filesystem::path(filePath).filename().string() + "-" + std::to_string(recordStoppedAt);
|
||||
std::filesystem::rename(filePath, m_queueDirectoryPath + fileName);
|
||||
}
|
||||
}
|
||||
|
||||
try {
|
||||
spdlog::info("Attempting to upload file...");
|
||||
if (SendRecordedFile(filePath.string(), stoull(startedAt), stoull(stoppedAt))) {
|
||||
spdlog::info("File uploaded, deleting: {}", filePath.string());
|
||||
std::filesystem::remove(filePath);
|
||||
} else {
|
||||
spdlog::warn("Failed to upload file: {}", filePath.string());
|
||||
void UploadThread()
|
||||
{
|
||||
const auto baseUrl = this->m_configService->GetBaseUrl();
|
||||
Url url = ParseBase(baseUrl);
|
||||
|
||||
// certs from enrollment
|
||||
std::filesystem::path ca = "/etc/iot/keys/issuing_ca.pem";
|
||||
if (!std::filesystem::exists(ca))
|
||||
ca = "/etc/iot/keys/ca_chain.pem";
|
||||
const std::filesystem::path crt = "/etc/iot/keys/device.crt.pem";
|
||||
|
||||
while (!m_isIntermission)
|
||||
{
|
||||
std::vector<std::filesystem::path> files;
|
||||
{
|
||||
std::lock_guard l(this->m_fetchFilePathsMutex);
|
||||
try
|
||||
{
|
||||
for (const auto &entry : std::filesystem::directory_iterator(this->m_queueDirectoryPath))
|
||||
{
|
||||
if (entry.is_regular_file())
|
||||
files.push_back(entry.path());
|
||||
}
|
||||
} catch (const std::exception& e) {
|
||||
spdlog::error("Exception during file upload: {}", e.what());
|
||||
}
|
||||
catch (const std::exception &e)
|
||||
{
|
||||
spdlog::error("Error reading queue directory: {}", e.what());
|
||||
}
|
||||
}
|
||||
|
||||
// Prepare client key (temp file) for this upload pass
|
||||
std::optional<std::filesystem::path> tmpKey;
|
||||
try
|
||||
{
|
||||
tmpKey = ExtractClientKeyFromKernelKeyring();
|
||||
}
|
||||
catch (const std::exception &e)
|
||||
{
|
||||
spdlog::error("Cannot extract client key for mTLS: {}", e.what());
|
||||
// Wait a bit and retry later
|
||||
std::this_thread::sleep_for(std::chrono::seconds(1));
|
||||
continue;
|
||||
}
|
||||
|
||||
try
|
||||
{
|
||||
auto client = MakeClientMTLS(url, ca, crt, *tmpKey);
|
||||
|
||||
for (const auto &filePath : files)
|
||||
{
|
||||
auto fileName = filePath.filename().string();
|
||||
spdlog::info("Uploading file: {}", fileName);
|
||||
|
||||
size_t delimiterPos = fileName.find('-');
|
||||
if (delimiterPos == std::string::npos)
|
||||
{
|
||||
spdlog::warn("Unexpected filename format, skipping: {}", fileName);
|
||||
continue;
|
||||
}
|
||||
std::string startedAt = fileName.substr(0, delimiterPos);
|
||||
std::string stoppedAt = fileName.substr(delimiterPos + 1);
|
||||
|
||||
try
|
||||
{
|
||||
if (SendRecordedFileMTLS(*client, filePath.string(),
|
||||
std::stoull(startedAt),
|
||||
std::stoull(stoppedAt)))
|
||||
{
|
||||
spdlog::info("File uploaded, deleting: {}", filePath.string());
|
||||
std::filesystem::remove(filePath);
|
||||
}
|
||||
else
|
||||
{
|
||||
spdlog::warn("Failed to upload file: {}", filePath.string());
|
||||
}
|
||||
}
|
||||
catch (const std::exception &e)
|
||||
{
|
||||
spdlog::error("Exception during file upload: {}", e.what());
|
||||
}
|
||||
}
|
||||
}
|
||||
catch (const std::exception &e)
|
||||
{
|
||||
spdlog::error("mTLS client setup failed: {}", e.what());
|
||||
}
|
||||
|
||||
// cleanup temp key asap
|
||||
if (tmpKey)
|
||||
{
|
||||
std::error_code ec;
|
||||
std::filesystem::remove(*tmpKey, ec);
|
||||
}
|
||||
|
||||
std::this_thread::sleep_for(std::chrono::milliseconds(800));
|
||||
}
|
||||
std::this_thread::sleep_for(std::chrono::milliseconds(1000));
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
|
||||
bool SendRecordedFile( const std::string& filepath, unsigned long long int startedAt, unsigned long long stoppedAt ) {
|
||||
spdlog::info( "SendRecordedFile: {}", filepath );
|
||||
httplib::Client client( this->m_configService->GetBaseUrl() );
|
||||
|
||||
std::ifstream ifs( filepath, std::ios::binary );
|
||||
if( !ifs ) {
|
||||
throw std::runtime_error( "Failed to open file" );
|
||||
}
|
||||
|
||||
std::vector<char> buffer( ( std::istreambuf_iterator<char>( ifs ) ), ( std::istreambuf_iterator<char>() ) );
|
||||
auto res = client.Post(
|
||||
std::string( "/records/upload/" ),
|
||||
httplib::MultipartFormDataItems{
|
||||
{ "file", std::string( buffer.begin(), buffer.end() ), "file.ogg", "audio/ogg" },
|
||||
{ "guid", this->m_configService->GetGuid() },
|
||||
{ "startedAt", std::to_string( startedAt ) },
|
||||
{ "stoppedAt", std::to_string( stoppedAt ) },
|
||||
} );
|
||||
bool SendRecordedFileMTLS(httplib::Client &client,
|
||||
const std::string &filepath,
|
||||
unsigned long long int startedAt,
|
||||
unsigned long long int stoppedAt)
|
||||
{
|
||||
spdlog::info("SendRecordedFile (mTLS): {}", filepath);
|
||||
std::ifstream ifs(filepath, std::ios::binary);
|
||||
if (!ifs)
|
||||
throw std::runtime_error("Failed to open file: " + filepath);
|
||||
|
||||
if( res && res->status == 201 ) {
|
||||
spdlog::info( "File uploaded successfully" );
|
||||
return true;
|
||||
std::vector<char> buffer((std::istreambuf_iterator<char>(ifs)), std::istreambuf_iterator<char>());
|
||||
|
||||
// Multipart form: file + guid + times (same fields as before)
|
||||
const std::string guid = this->m_configService->GetGuid();
|
||||
httplib::MultipartFormDataItems items = {
|
||||
{"file", std::string(buffer.begin(), buffer.end()), "file.ogg", "audio/ogg"},
|
||||
{"guid", guid, "", "text/plain"},
|
||||
{"startedAt", std::to_string(startedAt), "", "text/plain"},
|
||||
{"stoppedAt", std::to_string(stoppedAt), "", "text/plain"},
|
||||
};
|
||||
|
||||
auto res = client.Post("/api/records/upload/", items);
|
||||
if (res && (res->status == 201 || res->status == 200))
|
||||
{
|
||||
spdlog::info("File uploaded successfully: HTTP {}", res->status);
|
||||
return true;
|
||||
}
|
||||
if (res)
|
||||
{
|
||||
spdlog::error("Upload failed: HTTP {}, body: {}", res->status, res->body);
|
||||
}
|
||||
else
|
||||
{
|
||||
spdlog::error("Upload failed: no response");
|
||||
}
|
||||
return false;
|
||||
}
|
||||
};
|
||||
|
||||
spdlog::error( "Failed to upload file" );
|
||||
return false;
|
||||
}
|
||||
};
|
||||
|
||||
}
|
||||
} // namespace snoop
|
||||
|
||||
@@ -17,279 +17,505 @@
|
||||
#include <spdlog/spdlog.h>
|
||||
#include <nlohmann/json.hpp>
|
||||
|
||||
#include <httplib.h> // build with CPPHTTPLIB_OPENSSL_SUPPORT
|
||||
#include <sys/wait.h> // for WEXITSTATUS
|
||||
#include <httplib.h> // build with CPPHTTPLIB_OPENSSL_SUPPORT
|
||||
#include <sys/wait.h> // for WEXITSTATUS
|
||||
|
||||
#include "ConfigService.h"
|
||||
|
||||
namespace snoop {
|
||||
namespace snoop
|
||||
{
|
||||
|
||||
class DeviceControlService {
|
||||
public:
|
||||
struct Task {
|
||||
uint64_t id{};
|
||||
std::string type;
|
||||
nlohmann::json payload = nlohmann::json::object();
|
||||
};
|
||||
|
||||
// Handler returns: {success, result_json_string, error_message}
|
||||
using HandlerResult = std::tuple<bool, std::string, std::string>;
|
||||
using TaskHandler = std::function<HandlerResult(const Task&)>;
|
||||
|
||||
struct Handlers {
|
||||
// Fill any you implement. Unset => default “not implemented”.
|
||||
TaskHandler onStartStream;
|
||||
TaskHandler onStopStream;
|
||||
TaskHandler onStartRecording;
|
||||
TaskHandler onStopRecording;
|
||||
TaskHandler onUpdateConfig;
|
||||
TaskHandler onSetDeepSleep;
|
||||
};
|
||||
|
||||
DeviceControlService(std::shared_ptr<ConfigService> cfg, Handlers handlers)
|
||||
: m_cfg(std::move(cfg)), m_handlers(std::move(handlers)) {
|
||||
m_stop = false;
|
||||
m_thread = std::thread(&DeviceControlService::RunLoop, this);
|
||||
}
|
||||
|
||||
~DeviceControlService() {
|
||||
m_stop = true;
|
||||
if (m_thread.joinable()) m_thread.join();
|
||||
}
|
||||
|
||||
private:
|
||||
std::shared_ptr<ConfigService> m_cfg;
|
||||
Handlers m_handlers;
|
||||
std::thread m_thread;
|
||||
std::atomic<bool> m_stop{false};
|
||||
|
||||
// --- helpers ---
|
||||
static std::string Trim(const std::string& s) {
|
||||
auto b = s.find_first_not_of(" \t\r\n");
|
||||
auto e = s.find_last_not_of(" \t\r\n");
|
||||
if (b == std::string::npos) return "";
|
||||
return s.substr(b, e - b + 1);
|
||||
}
|
||||
|
||||
static std::string Exec(const std::string& cmd) {
|
||||
std::array<char, 4096> buf{};
|
||||
std::string out;
|
||||
FILE* pipe = popen((cmd + " 2>&1").c_str(), "r");
|
||||
if (!pipe) throw std::runtime_error("popen failed: " + cmd);
|
||||
while (fgets(buf.data(), (int)buf.size(), pipe) != nullptr) out.append(buf.data());
|
||||
int rc = pclose(pipe);
|
||||
int exitCode = WIFEXITED(rc) ? WEXITSTATUS(rc) : rc;
|
||||
if (exitCode != 0) spdlog::warn("Command '{}' exited with code {}", cmd, exitCode);
|
||||
return out;
|
||||
}
|
||||
|
||||
struct Url {
|
||||
std::string scheme; // http/https
|
||||
std::string host; // hostname or ip
|
||||
int port = 0; // default if 0
|
||||
};
|
||||
|
||||
static Url ParseBase(const std::string& base) {
|
||||
// very small parser: scheme://host[:port]
|
||||
std::regex re(R"(^\s*(https?)://([^/:]+)(?::(\d+))?\s*$)");
|
||||
std::smatch m;
|
||||
if (!std::regex_match(base, m, re)) {
|
||||
throw std::runtime_error("Invalid base URL for DeviceControlService: " + base);
|
||||
}
|
||||
Url u;
|
||||
u.scheme = m[1].str();
|
||||
u.host = m[2].str();
|
||||
u.port = m[3].matched ? std::stoi(m[3].str()) : (u.scheme == "https" ? 443 : 80);
|
||||
return u;
|
||||
}
|
||||
|
||||
// dumps the client key from keyring to a temp file and returns its path
|
||||
static std::filesystem::path ExtractClientKeyFromKernelKeyring() {
|
||||
std::string id = Trim(Exec("keyctl search @s user iot-client-key | tail -n1"));
|
||||
if (id.empty()) throw std::runtime_error("iot-client-key not found in keyring");
|
||||
// Create a secure temp file
|
||||
char tmpl[] = "/run/iot-keyXXXXXX";
|
||||
int fd = mkstemp(tmpl);
|
||||
if (fd < 0) throw std::runtime_error("mkstemp failed for client key");
|
||||
close(fd);
|
||||
std::filesystem::path p(tmpl);
|
||||
|
||||
// Pipe the key payload into the temp file
|
||||
std::string cmd = "keyctl pipe " + id + " > " + p.string();
|
||||
Exec(cmd);
|
||||
|
||||
// quick sanity
|
||||
if (std::filesystem::file_size(p) == 0) {
|
||||
std::error_code ec; std::filesystem::remove(p, ec);
|
||||
throw std::runtime_error("keyctl pipe produced empty client key");
|
||||
}
|
||||
return p;
|
||||
}
|
||||
|
||||
// Create HTTPS client configured for mTLS (or HTTP if base is http)
|
||||
std::unique_ptr<httplib::Client> MakeClient(const Url& u,
|
||||
const std::filesystem::path& ca,
|
||||
const std::filesystem::path& crt,
|
||||
const std::filesystem::path& key) {
|
||||
if (u.scheme == "https") {
|
||||
#ifdef CPPHTTPLIB_OPENSSL_SUPPORT
|
||||
auto cli = std::make_unique<httplib::SSLClient>(u.host.c_str(), u.port);
|
||||
cli->enable_server_certificate_verification(true);
|
||||
cli->set_ca_cert_path(ca.string().c_str());
|
||||
cli->set_client_cert_file(crt.string().c_str(), key.string().c_str(), nullptr);
|
||||
// Recommended timeouts for long polling-ish flows
|
||||
cli->set_connection_timeout(10);
|
||||
cli->set_read_timeout(60);
|
||||
cli->set_write_timeout(60);
|
||||
return cli;
|
||||
#else
|
||||
throw std::runtime_error("CPPHTTPLIB_OPENSSL_SUPPORT not enabled but https URL provided");
|
||||
#endif
|
||||
} else {
|
||||
auto cli = std::make_unique<httplib::Client>(u.host.c_str(), u.port);
|
||||
cli->set_connection_timeout(10);
|
||||
cli->set_read_timeout(60);
|
||||
cli->set_write_timeout(60);
|
||||
return cli;
|
||||
}
|
||||
}
|
||||
|
||||
// simple jittered sleep
|
||||
void SleepWithJitterOnce(std::mt19937& rng, int baseSec, int jitterSec) {
|
||||
if (baseSec < 0) baseSec = 0;
|
||||
if (jitterSec < 0) jitterSec = 0;
|
||||
std::uniform_int_distribution<int> dist(-jitterSec, +jitterSec);
|
||||
int delay = baseSec + dist(rng);
|
||||
if (delay < 0) delay = 0;
|
||||
std::this_thread::sleep_for(std::chrono::seconds(delay));
|
||||
}
|
||||
|
||||
// default fallback if handler is not provided
|
||||
static HandlerResult NotImplemented(const Task& t) {
|
||||
std::string msg = "Handler not implemented for type: " + t.type;
|
||||
spdlog::warn("{}", msg);
|
||||
return {false, "{}", msg};
|
||||
}
|
||||
|
||||
TaskHandler ResolveHandler(std::string_view type) const {
|
||||
if (type == "start_stream") return m_handlers.onStartStream ? m_handlers.onStartStream : NotImplemented;
|
||||
if (type == "stop_stream") return m_handlers.onStopStream ? m_handlers.onStopStream : NotImplemented;
|
||||
if (type == "start_recording") return m_handlers.onStartRecording ? m_handlers.onStartRecording : NotImplemented;
|
||||
if (type == "stop_recording") return m_handlers.onStopRecording ? m_handlers.onStopRecording : NotImplemented;
|
||||
if (type == "update_config") return m_handlers.onUpdateConfig ? m_handlers.onUpdateConfig : NotImplemented;
|
||||
if (type == "set_deep_sleep") return m_handlers.onSetDeepSleep ? m_handlers.onSetDeepSleep : NotImplemented;
|
||||
return NotImplemented;
|
||||
}
|
||||
|
||||
static std::vector<Task> ParseTasks(const std::string& body) {
|
||||
// server might return single object or array
|
||||
std::vector<Task> tasks;
|
||||
auto j = nlohmann::json::parse(body);
|
||||
|
||||
auto push_one = [&](const nlohmann::json& x){
|
||||
Task t;
|
||||
t.id = x.value("id", 0);
|
||||
t.type = x.value("type", "");
|
||||
try {
|
||||
if (x.contains("payload")) {
|
||||
const auto& raw = x.at("payload");
|
||||
if (raw.is_string()) {
|
||||
// payload is quoted JSON string -> parse inner if valid, else keep as string
|
||||
try { t.payload = nlohmann::json::parse(raw.get<std::string>()); }
|
||||
catch (...) { t.payload = raw.get<std::string>(); }
|
||||
} else if (raw.is_object() || raw.is_array()) {
|
||||
t.payload = raw;
|
||||
} else {
|
||||
t.payload = nlohmann::json::object();
|
||||
}
|
||||
}
|
||||
} catch (...) { t.payload = nlohmann::json::object(); }
|
||||
tasks.push_back(std::move(t));
|
||||
class DeviceControlService
|
||||
{
|
||||
public:
|
||||
struct Task
|
||||
{
|
||||
uint64_t id{};
|
||||
std::string type;
|
||||
nlohmann::json payload = nlohmann::json::object();
|
||||
};
|
||||
|
||||
if (j.is_array()) {
|
||||
for (auto& it : j) push_one(it);
|
||||
} else if (j.is_object()) {
|
||||
push_one(j);
|
||||
}
|
||||
return tasks;
|
||||
}
|
||||
// Handler returns: {success, result_json_string, error_message}
|
||||
using HandlerResult = std::tuple<bool, std::string, std::string>;
|
||||
using TaskHandler = std::function<HandlerResult(const Task &)>;
|
||||
|
||||
void PostResult(httplib::Client& cli, const std::string& guid,
|
||||
uint64_t taskId, bool success,
|
||||
const std::string& resultJson, const std::string& err) {
|
||||
nlohmann::json dto = {
|
||||
{"taskId", taskId},
|
||||
{"success", success},
|
||||
{"result", resultJson.empty() ? "{}" : resultJson},
|
||||
{"error", err}
|
||||
struct Handlers
|
||||
{
|
||||
// Fill any you implement. Unset => default “not implemented”.
|
||||
TaskHandler onStartStream;
|
||||
TaskHandler onStopStream;
|
||||
TaskHandler onStartRecording;
|
||||
TaskHandler onStopRecording;
|
||||
TaskHandler onUpdateConfig;
|
||||
TaskHandler onSetDeepSleep;
|
||||
};
|
||||
std::string path = "/api/tasks/" + guid;
|
||||
auto res = cli.Post(path.c_str(), dto.dump(), "application/json");
|
||||
if (!res) {
|
||||
spdlog::error("POST {} failed (no response)", path);
|
||||
return;
|
||||
|
||||
struct Controls
|
||||
{
|
||||
std::function<void()> stopStreamNow; // e.g., streamer.StopWhip()
|
||||
std::function<void()> stopRecordingNow; // e.g., writerService->StopRecordingNow()
|
||||
};
|
||||
|
||||
// DeviceControlService(std::shared_ptr<ConfigService> cfg, Handlers handlers)
|
||||
// : m_cfg(std::move(cfg)), m_handlers(std::move(handlers))
|
||||
// {
|
||||
// m_stop = false;
|
||||
// m_thread = std::thread(&DeviceControlService::RunLoop, this);
|
||||
// }
|
||||
|
||||
DeviceControlService(std::shared_ptr<ConfigService> cfg, Handlers handlers, Controls controls)
|
||||
: m_cfg(std::move(cfg)), m_handlers(std::move(handlers)), m_controls(std::move(controls))
|
||||
{
|
||||
m_stop = false;
|
||||
m_thread = std::thread(&DeviceControlService::RunLoop, this);
|
||||
}
|
||||
spdlog::info("POST {} -> HTTP {}", path, res->status);
|
||||
}
|
||||
|
||||
void RunLoop() {
|
||||
const std::string guid = m_cfg->GetGuid();
|
||||
const auto base = m_cfg->GetBaseUrl();
|
||||
Url url = ParseBase(base);
|
||||
~DeviceControlService()
|
||||
{
|
||||
m_stop = true;
|
||||
if (m_thread.joinable())
|
||||
m_thread.join();
|
||||
}
|
||||
|
||||
// Cert paths from enrollment step
|
||||
std::filesystem::path ca = "/etc/iot/keys/issuing_ca.pem"; // or ca_chain.pem if you prefer
|
||||
if (!std::filesystem::exists(ca)) ca = "/etc/iot/keys/ca_chain.pem";
|
||||
std::filesystem::path crt = "/etc/iot/keys/device.crt.pem";
|
||||
|
||||
std::mt19937 rng{std::random_device{}()};
|
||||
|
||||
while (!m_stop) {
|
||||
// Extract client key from kernel keyring to a temp file each cycle (kept minimal on disk)
|
||||
std::optional<std::filesystem::path> tmpKey;
|
||||
try {
|
||||
tmpKey = ExtractClientKeyFromKernelKeyring();
|
||||
} catch (const std::exception& e) {
|
||||
spdlog::error("Key extraction failed: {}", e.what());
|
||||
SleepWithJitterOnce(rng, m_cfg->GetPollingSeconds(), m_cfg->GetJitterSeconds());
|
||||
continue;
|
||||
void ArmDeepSleep(long long startMs, long long stopMs)
|
||||
{
|
||||
// Record sleep-until, and if we’re already inside the window, act now.
|
||||
const auto now = NowMs();
|
||||
if (stopMs <= startMs)
|
||||
{
|
||||
spdlog::warn("ArmDeepSleep: stop<=start");
|
||||
return;
|
||||
}
|
||||
|
||||
try {
|
||||
auto cli = MakeClient(url, ca, crt, *tmpKey);
|
||||
|
||||
// --- GET /tasks/:guid
|
||||
const std::string getPath = "/api/tasks/" + guid;
|
||||
spdlog::info("GET {}", getPath);
|
||||
auto res = cli->Get(getPath.c_str());
|
||||
if (!res) {
|
||||
spdlog::warn("GET {} failed (no response)", getPath);
|
||||
} else if (res->status == 204) {
|
||||
spdlog::debug("No tasks (204).");
|
||||
} else if (res->status >= 200 && res->status < 300) {
|
||||
auto tasks = ParseTasks(res->body);
|
||||
for (const auto& t : tasks) {
|
||||
auto handler = ResolveHandler(t.type);
|
||||
auto [ok, resultJson, err] = handler(t);
|
||||
PostResult(*cli, guid, t.id, ok, resultJson, err);
|
||||
}
|
||||
} else {
|
||||
spdlog::warn("GET {} -> HTTP {}, body: {}", getPath, res->status, res->body);
|
||||
}
|
||||
} catch (const std::exception& e) {
|
||||
spdlog::error("Task loop error: {}", e.what());
|
||||
// If already inside window -> enter immediately
|
||||
if (now >= startMs && now < stopMs)
|
||||
{
|
||||
EnterDeepSleepUntil(stopMs);
|
||||
}
|
||||
else
|
||||
{
|
||||
// Otherwise, set a future "until" and the loop will enter at startMs.
|
||||
// We’ll keep both values:
|
||||
m_sleepStartMs = startMs;
|
||||
m_sleepUntilMs = stopMs;
|
||||
}
|
||||
}
|
||||
|
||||
// cleanup temp key ASAP
|
||||
if (tmpKey) {
|
||||
private:
|
||||
std::shared_ptr<ConfigService> m_cfg;
|
||||
Handlers m_handlers;
|
||||
std::thread m_thread;
|
||||
std::atomic<bool> m_stop{false};
|
||||
|
||||
std::atomic<long long> m_sleepUntilMs{0}; // epoch ms; 0 = not sleeping
|
||||
std::atomic<long long> m_sleepStartMs{0};
|
||||
|
||||
Controls m_controls;
|
||||
|
||||
// --- helpers ---
|
||||
static std::string Trim(const std::string &s)
|
||||
{
|
||||
auto b = s.find_first_not_of(" \t\r\n");
|
||||
auto e = s.find_last_not_of(" \t\r\n");
|
||||
if (b == std::string::npos)
|
||||
return "";
|
||||
return s.substr(b, e - b + 1);
|
||||
}
|
||||
|
||||
static std::string Exec(const std::string &cmd)
|
||||
{
|
||||
std::array<char, 4096> buf{};
|
||||
std::string out;
|
||||
FILE *pipe = popen((cmd + " 2>&1").c_str(), "r");
|
||||
if (!pipe)
|
||||
throw std::runtime_error("popen failed: " + cmd);
|
||||
while (fgets(buf.data(), (int)buf.size(), pipe) != nullptr)
|
||||
out.append(buf.data());
|
||||
int rc = pclose(pipe);
|
||||
int exitCode = WIFEXITED(rc) ? WEXITSTATUS(rc) : rc;
|
||||
if (exitCode != 0)
|
||||
spdlog::warn("Command '{}' exited with code {}", cmd, exitCode);
|
||||
return out;
|
||||
}
|
||||
|
||||
struct Url
|
||||
{
|
||||
std::string scheme; // http/https
|
||||
std::string host; // hostname or ip
|
||||
int port = 0; // default if 0
|
||||
};
|
||||
|
||||
static Url ParseBase(const std::string &base)
|
||||
{
|
||||
// very small parser: scheme://host[:port]
|
||||
std::regex re(R"(^\s*(https?)://([^/:]+)(?::(\d+))?\s*$)");
|
||||
std::smatch m;
|
||||
if (!std::regex_match(base, m, re))
|
||||
{
|
||||
throw std::runtime_error("Invalid base URL for DeviceControlService: " + base);
|
||||
}
|
||||
Url u;
|
||||
u.scheme = m[1].str();
|
||||
u.host = m[2].str();
|
||||
u.port = m[3].matched ? std::stoi(m[3].str()) : (u.scheme == "https" ? 443 : 80);
|
||||
return u;
|
||||
}
|
||||
|
||||
static long long NowMs()
|
||||
{
|
||||
using namespace std::chrono;
|
||||
return duration_cast<milliseconds>(system_clock::now().time_since_epoch()).count();
|
||||
}
|
||||
|
||||
static std::optional<long long> ParseRfc3339UtcToMs(const std::string &s)
|
||||
{
|
||||
// Minimal, robust-ish parser for "YYYY-MM-DDTHH:MM:SS[.frac]Z"
|
||||
// For production, consider date::parse or a small RFC3339 lib.
|
||||
std::tm tm{};
|
||||
char z = 'Z';
|
||||
double frac = 0.0;
|
||||
int n = 0;
|
||||
// accept with optional fractional seconds
|
||||
if (sscanf(s.c_str(), "%d-%d-%dT%d:%d:%d%n", &tm.tm_year, &tm.tm_mon, &tm.tm_mday,
|
||||
&tm.tm_hour, &tm.tm_min, &tm.tm_sec, &n) != 6)
|
||||
return std::nullopt;
|
||||
tm.tm_year -= 1900;
|
||||
tm.tm_mon -= 1;
|
||||
const char *p = s.c_str() + n;
|
||||
if (*p == '.')
|
||||
{
|
||||
// consume fractional
|
||||
++p;
|
||||
while (isdigit(*p))
|
||||
++p; // ignore exact fraction
|
||||
}
|
||||
if (*p != 'Z')
|
||||
return std::nullopt;
|
||||
time_t tt = timegm(&tm);
|
||||
if (tt < 0)
|
||||
return std::nullopt;
|
||||
return (long long)tt * 1000LL;
|
||||
}
|
||||
|
||||
static std::optional<long long> JsonTimeToMs(const nlohmann::json &j)
|
||||
{
|
||||
if (j.contains("start_ms") && j.contains("stop_ms"))
|
||||
{
|
||||
return j.at("stop_ms").get<long long>(); // caller will use start_ms separately
|
||||
}
|
||||
if (j.contains("start") && j.contains("stop") && j["start"].is_string() && j["stop"].is_string())
|
||||
{
|
||||
auto sMs = ParseRfc3339UtcToMs(j["start"].get<std::string>());
|
||||
auto eMs = ParseRfc3339UtcToMs(j["stop"].get<std::string>());
|
||||
if (sMs && eMs)
|
||||
return *eMs; // caller will use start separately
|
||||
}
|
||||
if (j.contains("start") && j["start"].is_string() &&
|
||||
j["start"].get<std::string>() == "now" && j.contains("for_s"))
|
||||
{
|
||||
long long forS = j["for_s"].get<long long>();
|
||||
return NowMs() + forS * 1000LL;
|
||||
}
|
||||
return std::nullopt;
|
||||
}
|
||||
|
||||
// dumps the client key from keyring to a temp file and returns its path
|
||||
static std::filesystem::path ExtractClientKeyFromKernelKeyring()
|
||||
{
|
||||
std::string id = Trim(Exec("keyctl search @s user iot-client-key | tail -n1"));
|
||||
if (id.empty())
|
||||
throw std::runtime_error("iot-client-key not found in keyring");
|
||||
// Create a secure temp file
|
||||
char tmpl[] = "/run/iot-keyXXXXXX";
|
||||
int fd = mkstemp(tmpl);
|
||||
if (fd < 0)
|
||||
throw std::runtime_error("mkstemp failed for client key");
|
||||
close(fd);
|
||||
std::filesystem::path p(tmpl);
|
||||
|
||||
// Pipe the key payload into the temp file
|
||||
std::string cmd = "keyctl pipe " + id + " > " + p.string();
|
||||
Exec(cmd);
|
||||
|
||||
// quick sanity
|
||||
if (std::filesystem::file_size(p) == 0)
|
||||
{
|
||||
std::error_code ec;
|
||||
std::filesystem::remove(*tmpKey, ec);
|
||||
std::filesystem::remove(p, ec);
|
||||
throw std::runtime_error("keyctl pipe produced empty client key");
|
||||
}
|
||||
|
||||
SleepWithJitterOnce(rng, m_cfg->GetPollingSeconds(), m_cfg->GetJitterSeconds());
|
||||
return p;
|
||||
}
|
||||
}
|
||||
};
|
||||
|
||||
// Create HTTPS client configured for mTLS (or HTTP if base is http)
|
||||
std::unique_ptr<httplib::Client> MakeClient(const Url &u,
|
||||
const std::filesystem::path &ca,
|
||||
const std::filesystem::path &crt,
|
||||
const std::filesystem::path &key)
|
||||
{
|
||||
if (u.scheme == "https")
|
||||
{
|
||||
#ifdef CPPHTTPLIB_OPENSSL_SUPPORT
|
||||
auto cli = std::make_unique<httplib::SSLClient>(u.host.c_str(), u.port);
|
||||
cli->enable_server_certificate_verification(true);
|
||||
cli->set_ca_cert_path(ca.string().c_str());
|
||||
cli->set_client_cert_file(crt.string().c_str(), key.string().c_str(), nullptr);
|
||||
// Recommended timeouts for long polling-ish flows
|
||||
cli->set_connection_timeout(10);
|
||||
cli->set_read_timeout(60);
|
||||
cli->set_write_timeout(60);
|
||||
return cli;
|
||||
#else
|
||||
throw std::runtime_error("CPPHTTPLIB_OPENSSL_SUPPORT not enabled but https URL provided");
|
||||
#endif
|
||||
}
|
||||
else
|
||||
{
|
||||
auto cli = std::make_unique<httplib::Client>(u.host.c_str(), u.port);
|
||||
cli->set_connection_timeout(10);
|
||||
cli->set_read_timeout(60);
|
||||
cli->set_write_timeout(60);
|
||||
return cli;
|
||||
}
|
||||
}
|
||||
|
||||
// simple jittered sleep
|
||||
void SleepWithJitterOnce(std::mt19937 &rng, int baseSec, int jitterSec)
|
||||
{
|
||||
if (baseSec < 0)
|
||||
baseSec = 0;
|
||||
if (jitterSec < 0)
|
||||
jitterSec = 0;
|
||||
std::uniform_int_distribution<int> dist(-jitterSec, +jitterSec);
|
||||
int delay = baseSec + dist(rng);
|
||||
if (delay < 0)
|
||||
delay = 0;
|
||||
std::this_thread::sleep_for(std::chrono::seconds(delay));
|
||||
}
|
||||
|
||||
// default fallback if handler is not provided
|
||||
static HandlerResult NotImplemented(const Task &t)
|
||||
{
|
||||
std::string msg = "Handler not implemented for type: " + t.type;
|
||||
spdlog::warn("{}", msg);
|
||||
return {false, "{}", msg};
|
||||
}
|
||||
|
||||
TaskHandler ResolveHandler(std::string_view type) const
|
||||
{
|
||||
if (type == "start_stream")
|
||||
return m_handlers.onStartStream ? m_handlers.onStartStream : NotImplemented;
|
||||
if (type == "stop_stream")
|
||||
return m_handlers.onStopStream ? m_handlers.onStopStream : NotImplemented;
|
||||
if (type == "start_recording")
|
||||
return m_handlers.onStartRecording ? m_handlers.onStartRecording : NotImplemented;
|
||||
if (type == "stop_recording")
|
||||
return m_handlers.onStopRecording ? m_handlers.onStopRecording : NotImplemented;
|
||||
if (type == "update_config")
|
||||
return m_handlers.onUpdateConfig ? m_handlers.onUpdateConfig : NotImplemented;
|
||||
if (type == "set_deep_sleep")
|
||||
return m_handlers.onSetDeepSleep ? m_handlers.onSetDeepSleep : NotImplemented;
|
||||
return NotImplemented;
|
||||
}
|
||||
|
||||
static std::vector<Task> ParseTasks(const std::string &body)
|
||||
{
|
||||
// server might return single object or array
|
||||
std::vector<Task> tasks;
|
||||
auto j = nlohmann::json::parse(body);
|
||||
|
||||
auto push_one = [&](const nlohmann::json &x)
|
||||
{
|
||||
Task t;
|
||||
t.id = x.value("id", 0);
|
||||
t.type = x.value("type", "");
|
||||
try
|
||||
{
|
||||
if (x.contains("payload"))
|
||||
{
|
||||
const auto &raw = x.at("payload");
|
||||
if (raw.is_string())
|
||||
{
|
||||
// payload is quoted JSON string -> parse inner if valid, else keep as string
|
||||
try
|
||||
{
|
||||
t.payload = nlohmann::json::parse(raw.get<std::string>());
|
||||
}
|
||||
catch (...)
|
||||
{
|
||||
t.payload = raw.get<std::string>();
|
||||
}
|
||||
}
|
||||
else if (raw.is_object() || raw.is_array())
|
||||
{
|
||||
t.payload = raw;
|
||||
}
|
||||
else
|
||||
{
|
||||
t.payload = nlohmann::json::object();
|
||||
}
|
||||
}
|
||||
}
|
||||
catch (...)
|
||||
{
|
||||
t.payload = nlohmann::json::object();
|
||||
}
|
||||
tasks.push_back(std::move(t));
|
||||
};
|
||||
|
||||
if (j.is_array())
|
||||
{
|
||||
for (auto &it : j)
|
||||
push_one(it);
|
||||
}
|
||||
else if (j.is_object())
|
||||
{
|
||||
push_one(j);
|
||||
}
|
||||
return tasks;
|
||||
}
|
||||
|
||||
void PostResult(httplib::Client &cli, const std::string &guid,
|
||||
uint64_t taskId, bool success,
|
||||
const std::string &resultJson, const std::string &err)
|
||||
{
|
||||
nlohmann::json dto = {
|
||||
{"taskId", taskId},
|
||||
{"success", success},
|
||||
{"result", resultJson.empty() ? "{}" : resultJson},
|
||||
{"error", err}};
|
||||
std::string path = "/api/tasks/" + guid;
|
||||
auto res = cli.Post(path.c_str(), dto.dump(), "application/json");
|
||||
if (!res)
|
||||
{
|
||||
spdlog::error("POST {} failed (no response)", path);
|
||||
return;
|
||||
}
|
||||
spdlog::info("POST {} -> HTTP {}", path, res->status);
|
||||
}
|
||||
|
||||
void EnterDeepSleepUntil(long long stopMs)
|
||||
{
|
||||
m_sleepStartMs = NowMs();
|
||||
m_sleepUntilMs = stopMs;
|
||||
spdlog::info("Entering deep sleep until {} ms", stopMs);
|
||||
// Stop stream & recording immediately
|
||||
if (m_controls.stopStreamNow)
|
||||
m_controls.stopStreamNow();
|
||||
if (m_controls.stopRecordingNow)
|
||||
m_controls.stopRecordingNow();
|
||||
}
|
||||
|
||||
void RunLoop()
|
||||
{
|
||||
const std::string guid = m_cfg->GetGuid();
|
||||
const auto base = m_cfg->GetBaseUrl();
|
||||
Url url = ParseBase(base);
|
||||
|
||||
// Cert paths from enrollment step
|
||||
std::filesystem::path ca = "/etc/iot/keys/issuing_ca.pem"; // or ca_chain.pem if you prefer
|
||||
if (!std::filesystem::exists(ca))
|
||||
ca = "/etc/iot/keys/ca_chain.pem";
|
||||
std::filesystem::path crt = "/etc/iot/keys/device.crt.pem";
|
||||
|
||||
std::mt19937 rng{std::random_device{}()};
|
||||
|
||||
while (!m_stop)
|
||||
{
|
||||
// Extract client key from kernel keyring to a temp file each cycle (kept minimal on disk)
|
||||
std::optional<std::filesystem::path> tmpKey;
|
||||
try
|
||||
{
|
||||
tmpKey = ExtractClientKeyFromKernelKeyring();
|
||||
}
|
||||
catch (const std::exception &e)
|
||||
{
|
||||
spdlog::error("Key extraction failed: {}", e.what());
|
||||
SleepWithJitterOnce(rng, m_cfg->GetPollingSeconds(), m_cfg->GetJitterSeconds());
|
||||
continue;
|
||||
}
|
||||
const auto now = NowMs();
|
||||
const auto startMs = m_sleepStartMs.load();
|
||||
const auto untilMs = m_sleepUntilMs.load();
|
||||
|
||||
if (untilMs > 0)
|
||||
{
|
||||
if (now < startMs)
|
||||
{
|
||||
// Not yet time to sleep: wait until start (no network calls)
|
||||
auto waitMs = std::min<long long>(startMs - now, 60'000);
|
||||
std::this_thread::sleep_for(std::chrono::milliseconds(waitMs));
|
||||
continue;
|
||||
}
|
||||
if (now >= startMs && now < untilMs)
|
||||
{
|
||||
// In deep sleep window: do not send any requests; just wait
|
||||
auto waitMs = std::min<long long>(untilMs - now, 60'000);
|
||||
std::this_thread::sleep_for(std::chrono::milliseconds(waitMs));
|
||||
// On first entry, ensure we stopped immediately
|
||||
if (now - startMs < 1200)
|
||||
{ // within ~1.2s window
|
||||
if (m_controls.stopStreamNow)
|
||||
m_controls.stopStreamNow();
|
||||
if (m_controls.stopRecordingNow)
|
||||
m_controls.stopRecordingNow();
|
||||
}
|
||||
continue;
|
||||
}
|
||||
if (now >= untilMs)
|
||||
{
|
||||
// Sleep period over; clear flags and resume normal polling
|
||||
m_sleepStartMs = 0;
|
||||
m_sleepUntilMs = 0;
|
||||
spdlog::info("Deep sleep finished; resuming operation");
|
||||
}
|
||||
try
|
||||
{
|
||||
auto cli = MakeClient(url, ca, crt, *tmpKey);
|
||||
|
||||
// --- GET /tasks/:guid
|
||||
const std::string getPath = "/api/tasks/" + guid;
|
||||
spdlog::info("GET {}", getPath);
|
||||
auto res = cli->Get(getPath.c_str());
|
||||
if (!res)
|
||||
{
|
||||
spdlog::warn("GET {} failed (no response)", getPath);
|
||||
}
|
||||
else if (res->status == 204)
|
||||
{
|
||||
spdlog::debug("No tasks (204).");
|
||||
}
|
||||
else if (res->status >= 200 && res->status < 300)
|
||||
{
|
||||
auto tasks = ParseTasks(res->body);
|
||||
for (const auto &t : tasks)
|
||||
{
|
||||
auto handler = ResolveHandler(t.type);
|
||||
auto [ok, resultJson, err] = handler(t);
|
||||
PostResult(*cli, guid, t.id, ok, resultJson, err);
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
spdlog::warn("GET {} -> HTTP {}, body: {}", getPath, res->status, res->body);
|
||||
}
|
||||
}
|
||||
catch (const std::exception &e)
|
||||
{
|
||||
spdlog::error("Task loop error: {}", e.what());
|
||||
}
|
||||
|
||||
// cleanup temp key ASAP
|
||||
if (tmpKey)
|
||||
{
|
||||
std::error_code ec;
|
||||
std::filesystem::remove(*tmpKey, ec);
|
||||
}
|
||||
|
||||
SleepWithJitterOnce(rng, m_cfg->GetPollingSeconds(), m_cfg->GetJitterSeconds());
|
||||
}
|
||||
}
|
||||
}
|
||||
};
|
||||
|
||||
} // namespace snoop
|
||||
|
||||
223
src/Services/WhipClient.h
Normal file
223
src/Services/WhipClient.h
Normal file
@@ -0,0 +1,223 @@
|
||||
// src/Services/WhipClient.h
|
||||
#pragma once
|
||||
|
||||
#include <memory>
|
||||
#include <string>
|
||||
#include <string_view>
|
||||
#include <atomic>
|
||||
#include <mutex>
|
||||
#include <optional>
|
||||
#include <filesystem>
|
||||
#include <vector>
|
||||
#include <regex>
|
||||
#include <array>
|
||||
|
||||
#include <spdlog/spdlog.h>
|
||||
#include <nlohmann/json.hpp>
|
||||
#include <httplib.h> // build with CPPHTTPLIB_OPENSSL_SUPPORT
|
||||
|
||||
#include <rtc/rtc.hpp> // libdatachannel
|
||||
|
||||
namespace snoop {
|
||||
|
||||
class WhipClient {
|
||||
public:
|
||||
struct Params {
|
||||
std::string whipUrl; // full WHIP endpoint (may already include ?token=...)
|
||||
std::string caPath; // CA chain
|
||||
std::string crtPath; // client cert
|
||||
std::string keyPath; // client key (temp extracted from keyctl)
|
||||
int sampleRate = 48000;
|
||||
int channels = 1;
|
||||
};
|
||||
|
||||
explicit WhipClient(Params p)
|
||||
: m_p(std::move(p)) {}
|
||||
|
||||
~WhipClient() {
|
||||
Stop();
|
||||
}
|
||||
|
||||
void Start() {
|
||||
std::lock_guard lk(m_mtx);
|
||||
if (m_started) return;
|
||||
|
||||
// ----- PeerConnection -----
|
||||
rtc::Configuration cfg;
|
||||
// No STUN/TURN required for MediaMTX WHIP (server is public/ICE-lite).
|
||||
// cfg.iceServers = { }; // default
|
||||
|
||||
m_pc = std::make_shared<rtc::PeerConnection>(cfg);
|
||||
|
||||
// Optional: observe connection state / ICE
|
||||
m_pc->onStateChange([this](rtc::PeerConnection::State s){
|
||||
spdlog::info("WHIP pc state: {}", (int)s);
|
||||
});
|
||||
m_pc->onGatheringStateChange([this](rtc::PeerConnection::GatheringState s){
|
||||
spdlog::info("WHIP gathering state: {}", (int)s);
|
||||
});
|
||||
m_pc->onLocalDescription([this](rtc::Description desc){
|
||||
// When we have the local SDP, POST (WHIP) to get the answer
|
||||
try {
|
||||
const std::string offer = std::string(desc);
|
||||
auto [answer, resourceUrl] = PostOfferWHIP(offer);
|
||||
m_resourceUrl = resourceUrl;
|
||||
m_pc->setRemoteDescription(rtc::Description(answer, "answer"));
|
||||
spdlog::info("WHIP remote description set");
|
||||
} catch (const std::exception& e) {
|
||||
spdlog::error("WHIP POST offer failed: {}", e.what());
|
||||
}
|
||||
});
|
||||
m_pc->onLocalCandidate([this](rtc::Candidate c) {
|
||||
// Trickle via PATCH to WHIP resource (if server requires)
|
||||
if (!m_resourceUrl.has_value()) return;
|
||||
try {
|
||||
PatchCandidateWHIP(c);
|
||||
} catch (const std::exception& e) {
|
||||
spdlog::warn("WHIP PATCH candidate failed: {}", e.what());
|
||||
}
|
||||
});
|
||||
|
||||
// ----- Audio track / source -----
|
||||
m_audioSource = rtc::CreateAudioSource(m_p.sampleRate, m_p.channels);
|
||||
m_track = m_pc->addTrack(m_audioSource);
|
||||
|
||||
// ----- Create offer -----
|
||||
m_pc->setLocalDescription(); // triggers onLocalDescription callback
|
||||
|
||||
m_started = true;
|
||||
}
|
||||
|
||||
void Stop() {
|
||||
std::lock_guard lk(m_mtx);
|
||||
if (!m_started) return;
|
||||
|
||||
if (m_track) m_track = nullptr;
|
||||
if (m_audioSource) m_audioSource = nullptr;
|
||||
if (m_pc) m_pc = nullptr;
|
||||
|
||||
// No explicit WHIP DELETE here, but you can add it if server supports deleting the resource.
|
||||
|
||||
// cleanup resource url
|
||||
m_resourceUrl.reset();
|
||||
m_started = false;
|
||||
}
|
||||
|
||||
// Feed PCM (float32) in interleaved format. frames = samples per channel.
|
||||
void PushPCM(const float* interleaved, size_t frames) {
|
||||
std::lock_guard lk(m_mtx);
|
||||
if (!m_audioSource) return;
|
||||
// libdatachannel expects planar/int16? Actually CreateAudioSource accepts float32
|
||||
// and uses (frames, channels) to encode Opus internally.
|
||||
// Push signature is: audioSource->pushFloat(interleaved, frames, channels, sampleRate)
|
||||
m_audioSource->pushFloat(interleaved, (int)frames, m_p.channels, m_p.sampleRate);
|
||||
}
|
||||
|
||||
private:
|
||||
Params m_p;
|
||||
std::shared_ptr<rtc::PeerConnection> m_pc;
|
||||
std::shared_ptr<rtc::AudioSource> m_audioSource;
|
||||
std::shared_ptr<rtc::Track> m_track;
|
||||
std::optional<std::string> m_resourceUrl;
|
||||
std::mutex m_mtx;
|
||||
std::atomic<bool> m_started{false};
|
||||
|
||||
// --- WHIP HTTP helpers (mTLS-capable) ---
|
||||
|
||||
static std::tuple<std::string,std::string> ExtractAnswerAndLocation(const httplib::Result& r) {
|
||||
// WHIP server responds 201 Created, body = SDP answer (text/plain),
|
||||
// Location header = resource URL for PATCH candidates.
|
||||
if (!r) throw std::runtime_error("No HTTP result");
|
||||
if (r->status != 201 && r->status != 200)
|
||||
throw std::runtime_error("Unexpected WHIP status: " + std::to_string(r->status));
|
||||
std::string answer = r->body;
|
||||
std::string resourceUrl;
|
||||
if (r->has_header("Location")) resourceUrl = r->get_header_value("Location");
|
||||
return {answer, resourceUrl};
|
||||
}
|
||||
|
||||
std::pair<std::string,std::string> PostOfferWHIP(const std::string& sdpOffer) {
|
||||
auto [cli, path] = MakeClientForUrl(m_p.whipUrl);
|
||||
// WHIP requires:
|
||||
// POST <endpoint> Content-Type: application/sdp Body: offer SDP
|
||||
// Response: 201 Created, body: answer SDP, Location: resource URL
|
||||
auto res = cli->Post(path.c_str(), sdpOffer, "application/sdp");
|
||||
auto [answer, resUrl] = ExtractAnswerAndLocation(res);
|
||||
return {answer, resUrl};
|
||||
}
|
||||
|
||||
void PatchCandidateWHIP(const rtc::Candidate& cand) {
|
||||
if (!m_resourceUrl) return;
|
||||
auto [cli, path] = MakeClientForUrl(*m_resourceUrl);
|
||||
// WHIP trickle: PATCH resource with Content-Type: application/trickle-ice-sdpfrag
|
||||
// Body is an SDP fragment with "a=candidate:..."
|
||||
std::string frag = "a=" + std::string(cand);
|
||||
auto res = cli->Patch(path.c_str(), frag, "application/trickle-ice-sdpfrag");
|
||||
if (!res || (res->status < 200 || res->status >= 300)) {
|
||||
spdlog::warn("WHIP PATCH {} -> {}", path, res ? res->status : -1);
|
||||
}
|
||||
}
|
||||
|
||||
// Parse URL, return httplib client + path, configured with mTLS if https
|
||||
static std::pair<std::unique_ptr<httplib::Client>, std::string>
|
||||
MakeClientForUrl(const std::string& url) {
|
||||
// scheme://host[:port]/path...
|
||||
static const std::regex re(R"(^(https?)://([^/:]+)(?::(\d+))?(/.*)?$)");
|
||||
std::smatch m;
|
||||
if (!std::regex_match(url, m, re)) {
|
||||
throw std::runtime_error("Invalid URL: " + url);
|
||||
}
|
||||
std::string scheme = m[1].str();
|
||||
std::string host = m[2].str();
|
||||
int port = m[3].matched ? std::stoi(m[3].str()) : (scheme=="https"?443:80);
|
||||
std::string path = m[4].matched ? m[4].str() : "/";
|
||||
|
||||
// We need the mTLS params; capture via thread-local? We’ll pass via this pointer.
|
||||
// To access instance fields here, make this non-static or pass params through a lambda.
|
||||
// Simpler: look up global thread-local; or we restructure to capture this.
|
||||
// For cleanliness, we’ll make a non-static wrapper below.
|
||||
throw std::logic_error("Use MakeClientForUrl_inst instead");
|
||||
}
|
||||
|
||||
std::pair<std::unique_ptr<httplib::Client>, std::string>
|
||||
MakeClientForUrl_inst(const std::string& url) {
|
||||
static const std::regex re(R"(^(https?)://([^/:]+)(?::(\d+))?(/.*)?$)");
|
||||
std::smatch m;
|
||||
if (!std::regex_match(url, m, re)) {
|
||||
throw std::runtime_error("Invalid URL: " + url);
|
||||
}
|
||||
std::string scheme = m[1].str();
|
||||
std::string host = m[2].str();
|
||||
int port = m[3].matched ? std::stoi(m[3].str()) : (scheme=="https"?443:80);
|
||||
std::string path = m[4].matched ? m[4].str() : "/";
|
||||
|
||||
if (scheme == "https") {
|
||||
#ifndef CPPHTTPLIB_OPENSSL_SUPPORT
|
||||
throw std::runtime_error("https URL but CPPHTTPLIB_OPENSSL_SUPPORT not enabled");
|
||||
#else
|
||||
auto cli = std::make_unique<httplib::SSLClient>(host.c_str(), port);
|
||||
cli->enable_server_certificate_verification(true);
|
||||
cli->set_ca_cert_path(m_p.caPath.c_str());
|
||||
cli->set_client_cert_file(m_p.crtPath.c_str(), m_p.keyPath.c_str(), nullptr);
|
||||
cli->set_connection_timeout(10);
|
||||
cli->set_read_timeout(60);
|
||||
cli->set_write_timeout(60);
|
||||
return {std::move(cli), path};
|
||||
#endif
|
||||
} else {
|
||||
auto cli = std::make_unique<httplib::Client>(host.c_str(), port);
|
||||
cli->set_connection_timeout(10);
|
||||
cli->set_read_timeout(60);
|
||||
cli->set_write_timeout(60);
|
||||
return {std::move(cli), path};
|
||||
}
|
||||
}
|
||||
|
||||
// Overload to call instance version
|
||||
std::pair<std::unique_ptr<httplib::Client>, std::string>
|
||||
MakeClientForUrl(const std::string& url) {
|
||||
return MakeClientForUrl_inst(url);
|
||||
}
|
||||
};
|
||||
|
||||
} // namespace snoop
|
||||
Reference in New Issue
Block a user