From 29aaea2d80a9eb1715b6cddfac2d2aacf76358bd Mon Sep 17 00:00:00 2001
From: Andrew Branson <andrew.branson@cern.ch>
Date: Thu, 11 Feb 2016 23:55:16 +0100
Subject: launchpad ~mzanetti/rockwork/trunk r87

---
 rockworkd/libpebble/watchlogendpoint.cpp | 128 +++++++++++++++++++++++++++++++
 1 file changed, 128 insertions(+)
 create mode 100644 rockworkd/libpebble/watchlogendpoint.cpp

(limited to 'rockworkd/libpebble/watchlogendpoint.cpp')

diff --git a/rockworkd/libpebble/watchlogendpoint.cpp b/rockworkd/libpebble/watchlogendpoint.cpp
new file mode 100644
index 0000000..4b6ab26
--- /dev/null
+++ b/rockworkd/libpebble/watchlogendpoint.cpp
@@ -0,0 +1,128 @@
+#include "watchlogendpoint.h"
+#include "watchdatawriter.h"
+#include "watchdatareader.h"
+#include "pebble.h"
+#include "ziphelper.h"
+
+#include <QDir>
+
+WatchLogEndpoint::WatchLogEndpoint(Pebble *pebble, WatchConnection *connection):
+    QObject(pebble),
+    m_pebble(pebble),
+    m_connection(connection)
+{
+    qsrand(QDateTime::currentMSecsSinceEpoch());
+    m_connection->registerEndpointHandler(WatchConnection::EndpointLogDump, this, "logMessageReceived");
+}
+
+void WatchLogEndpoint::fetchLogs(const QString &fileName)
+{
+    if (m_currentEpoch != 0) {
+        qWarning() << "Already dumping logs. Not starting a second time";
+        return;
+    }
+
+    m_currentFile.setFileName(fileName);
+    if (!m_currentFile.open(QFile::WriteOnly | QFile::Truncate)) {
+        qWarning() << "Cannot open log file for writing" << m_currentFile.fileName();
+        emit logsFetched(false);
+        return;
+    }
+
+    fetchForEpoch(m_currentEpoch);
+}
+
+void WatchLogEndpoint::fetchForEpoch(quint8 epoch)
+{
+    qDebug() << "Dumping logs for epoch" << epoch;
+    QString line("=== Generation: %1 ===\n");
+    line = line.arg(epoch);
+    m_currentFile.write(line.toUtf8());
+    RequestLogPacket packet(WatchLogEndpoint::LogCommandRequestLogs, epoch, qrand());
+    m_connection->writeToPebble(WatchConnection::EndpointLogDump, packet.serialize());
+}
+
+void WatchLogEndpoint::logMessageReceived(const QByteArray &data)
+{
+    WatchDataReader reader(data);
+    quint8 command = reader.read<quint8>();
+    switch (command) {
+    case LogCommandLogMessage: {
+        LogMessage m(data.right(data.length() - 1));
+        QString line("%1 %2 :%3> %4\n");
+        line = line.arg(m.level()).arg(m.timestamp().toString("yyyy-MM-dd hh:mm:ss")).arg(m.line()).arg(m.message());
+        m_currentFile.write(line.toUtf8());
+        break;
+    }
+    case LogCommandLogMessageDone: {
+        qDebug() << "Log for epoch" << m_currentEpoch << "fetched";
+        m_currentEpoch++;
+        if (m_currentEpoch == 0) {
+            // Depending on the capabilities, there might not be a LogCommandNoLogMessages. Make sure we don't cycle endlessly
+            qDebug() << "All 255 epocs fetched. Stopping";
+            m_currentFile.close();
+            emit logsFetched(true);
+            return;
+        }
+        fetchForEpoch(m_currentEpoch);
+        break;
+    }
+    case LogCommandNoLogMessages:
+        qDebug() << "Log dumping finished";
+        m_currentEpoch = 0;
+        m_currentFile.close();
+        emit logsFetched(true);
+        break;
+    default:
+        qWarning() << "LogEndpoint: Unhandled command" << command;
+    }
+}
+
+RequestLogPacket::RequestLogPacket(WatchLogEndpoint::LogCommand command, quint8 generation, quint32 cookie):
+    m_command(command),
+    m_generation(generation),
+    m_cookie(cookie)
+{
+
+}
+
+QByteArray RequestLogPacket::serialize() const
+{
+    QByteArray msg;
+    WatchDataWriter writer(&msg);
+    writer.write<quint8>(m_command);
+    writer.write<quint8>(m_generation);
+    writer.write<quint32>(m_cookie);
+    return msg;
+}
+
+LogMessage::LogMessage(const QByteArray &data)
+{
+    WatchDataReader reader(data);
+    m_cookie = reader.read<quint32>();
+    m_timestamp = QDateTime::fromTime_t(reader.read<quint32>());
+    int level = reader.read<quint8>();
+    switch (level) {
+    case 0:
+        m_level = '*';
+        break;
+    case 1:
+        m_level = 'E';
+        break;
+    case 50:
+        m_level = 'W';
+        break;
+    case 100:
+        m_level = 'I';
+        break;
+    case 200:
+        m_level = 'D';
+    case 250:
+        m_level = 'V';
+    }
+
+    m_length = reader.read<quint8>();
+    m_line = reader.read<quint16>();
+    m_filename = reader.readFixedString(16);
+    m_message = reader.readFixedString(m_length);
+}
-- 
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