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* Add std::string exec() function to PortduinoGlue for future work * MVP for HostMetrics module. * Fix compilation for other targets * Remove extra debug calls * Big numbers don't do well as INTs. * Add HostMetrics to config.yaml
131 lines
4.8 KiB
C++
131 lines
4.8 KiB
C++
#include "HostMetrics.h"
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#include "../mesh/generated/meshtastic/telemetry.pb.h"
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#include "MeshService.h"
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#if ARCH_PORTDUINO
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#include "PortduinoGlue.h"
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#include <filesystem>
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#endif
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int32_t HostMetricsModule::runOnce()
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{
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#if ARCH_PORTDUINO
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if (settingsMap[hostMetrics_interval] == 0) {
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return disable();
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} else {
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sendMetrics();
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return 60 * 1000 * settingsMap[hostMetrics_interval];
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}
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#else
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return disable();
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#endif
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}
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bool HostMetricsModule::handleReceivedProtobuf(const meshtastic_MeshPacket &mp, meshtastic_Telemetry *t)
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{
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// Don't worry about storing telemetry in NodeDB if we're a repeater
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if (config.device.role == meshtastic_Config_DeviceConfig_Role_REPEATER)
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return false;
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if (t->which_variant == meshtastic_Telemetry_host_metrics_tag) {
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#ifdef DEBUG_PORT
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const char *sender = getSenderShortName(mp);
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LOG_INFO("(Received Host Metrics from %s): uptime=%u, diskfree=%lu, memory free=%lu, load=%04.2f, %04.2f, %04.2f", sender,
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t->variant.host_metrics.uptime_seconds, t->variant.host_metrics.diskfree1_bytes,
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t->variant.host_metrics.freemem_bytes, static_cast<float>(t->variant.host_metrics.load1) / 100,
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static_cast<float>(t->variant.host_metrics.load5) / 100,
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static_cast<float>(t->variant.host_metrics.load15) / 100);
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#endif
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}
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return false; // Let others look at this message also if they want
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}
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/*
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meshtastic_MeshPacket *HostMetricsModule::allocReply()
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{
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if (currentRequest) {
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auto req = *currentRequest;
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const auto &p = req.decoded;
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meshtastic_Telemetry scratch;
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meshtastic_Telemetry *decoded = NULL;
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memset(&scratch, 0, sizeof(scratch));
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if (pb_decode_from_bytes(p.payload.bytes, p.payload.size, &meshtastic_HostMetrics_msg, &scratch)) {
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decoded = &scratch;
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} else {
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LOG_ERROR("Error decoding HostMetrics module!");
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return NULL;
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}
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// Check for a request for device metrics
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if (decoded->which_variant == meshtastic_Telemetry_host_metrics_tag) {
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LOG_INFO("Device telemetry reply to request");
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return allocDataProtobuf(getHostMetrics());
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}
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}
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return NULL;
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}
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*/
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#if ARCH_PORTDUINO
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meshtastic_Telemetry HostMetricsModule::getHostMetrics()
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{
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std::string file_line;
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meshtastic_Telemetry t = meshtastic_HostMetrics_init_zero;
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t.which_variant = meshtastic_Telemetry_host_metrics_tag;
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if (access("/proc/uptime", R_OK) == 0) {
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std::ifstream proc_uptime("/proc/uptime");
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if (proc_uptime.is_open()) {
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std::getline(proc_uptime, file_line, ' ');
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proc_uptime.close();
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t.variant.host_metrics.uptime_seconds = stoul(file_line);
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}
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}
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std::filesystem::space_info root = std::filesystem::space("/");
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t.variant.host_metrics.diskfree1_bytes = root.available;
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if (access("/proc/meminfo", R_OK) == 0) {
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std::ifstream proc_meminfo("/proc/meminfo");
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if (proc_meminfo.is_open()) {
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do {
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std::getline(proc_meminfo, file_line);
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} while (file_line.find("MemAvailable") == std::string::npos);
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proc_meminfo.close();
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t.variant.host_metrics.freemem_bytes = stoull(file_line.substr(file_line.find_first_of("0123456789"))) * 1024;
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}
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}
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if (access("/proc/loadavg", R_OK) == 0) {
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std::ifstream proc_loadavg("/proc/loadavg");
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if (proc_loadavg.is_open()) {
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std::getline(proc_loadavg, file_line, ' ');
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t.variant.host_metrics.load1 = stof(file_line) * 100;
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std::getline(proc_loadavg, file_line, ' ');
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t.variant.host_metrics.load5 = stof(file_line) * 100;
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std::getline(proc_loadavg, file_line, ' ');
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t.variant.host_metrics.load15 = stof(file_line) * 100;
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proc_loadavg.close();
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}
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}
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return t;
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}
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bool HostMetricsModule::sendMetrics()
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{
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meshtastic_Telemetry telemetry = getHostMetrics();
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LOG_INFO("Send: uptime=%u, diskfree=%lu, memory free=%lu, load=%04.2f, %04.2f, %04.2f",
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telemetry.variant.host_metrics.uptime_seconds, telemetry.variant.host_metrics.diskfree1_bytes,
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telemetry.variant.host_metrics.freemem_bytes, static_cast<float>(telemetry.variant.host_metrics.load1) / 100,
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static_cast<float>(telemetry.variant.host_metrics.load5) / 100,
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static_cast<float>(telemetry.variant.host_metrics.load15) / 100);
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meshtastic_MeshPacket *p = allocDataProtobuf(telemetry);
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p->to = NODENUM_BROADCAST;
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p->decoded.want_response = false;
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p->priority = meshtastic_MeshPacket_Priority_BACKGROUND;
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p->channel = settingsMap[hostMetrics_channel];
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LOG_INFO("Send packet to mesh");
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service->sendToMesh(p, RX_SRC_LOCAL, true);
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return true;
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}
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#endif |