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-rw-r--r--src/Client/CommandParser.cpp3
-rw-r--r--src/Common/Backends/SystemBackendProc.cpp20
-rw-r--r--src/Common/Backends/SystemBackendProc.h4
-rw-r--r--src/Common/RequestHandlers/StatusRequestHandler.cpp3
-rw-r--r--src/Common/SystemBackend.h14
-rw-r--r--src/Net/Packets/HostListPacket.h7
-rw-r--r--src/Net/Packets/HostStatusPacket.cpp31
-rw-r--r--src/Net/Packets/HostStatusPacket.h40
8 files changed, 109 insertions, 13 deletions
diff --git a/src/Client/CommandParser.cpp b/src/Client/CommandParser.cpp
index 34c7e4f..ccf5a74 100644
--- a/src/Client/CommandParser.cpp
+++ b/src/Client/CommandParser.cpp
@@ -74,8 +74,7 @@ void CommandParser::printHostStatus(const Net::Packets::HostStatusPacket &packet
std::printf("%lu:%02lu", hours, minutes);
- if(packet.getIdleTime())
- std::printf(" (load average: %.1f%%)", 100.0f-(packet.getIdleTime()*100.0f/packet.getUptime()));
+ std::printf(" (load average: %.2f %.2f %.2f, %lu processes)", packet.getLoadAverage1(), packet.getLoadAverage5(), packet.getLoadAverage15(), (unsigned long)packet.getProcessNumber());
std::printf("\n\n");
}
diff --git a/src/Common/Backends/SystemBackendProc.cpp b/src/Common/Backends/SystemBackendProc.cpp
index f2d9152..51e14f8 100644
--- a/src/Common/Backends/SystemBackendProc.cpp
+++ b/src/Common/Backends/SystemBackendProc.cpp
@@ -20,6 +20,7 @@
#include "SystemBackendProc.h"
#include <pcrecpp.h>
+#include <cstdio>
namespace Mad {
namespace Common {
@@ -86,6 +87,25 @@ SystemBackend::MemoryInfo SystemBackendProc::getMemoryInfo() {
return memInfo;
}
+SystemBackend::LoadInfo SystemBackendProc::getLoadInfo() {
+ LoadInfo loadInfo = {0, 0, 0, 0, 0};
+
+ loadFile.seekg(0, std::ios::beg);
+
+ if(!loadFile.good())
+ return loadInfo;
+
+ std::string line;
+ std::getline(loadFile, line);
+
+ if(line.empty())
+ return loadInfo;
+
+ std::sscanf(line.c_str(), "%f %f %f %lu/%lu", &loadInfo.loadAvg1, &loadInfo.loadAvg5, &loadInfo.loadAvg15, &loadInfo.currentLoad, &loadInfo.nProcesses);
+
+ return loadInfo;
+}
+
}
}
}
diff --git a/src/Common/Backends/SystemBackendProc.h b/src/Common/Backends/SystemBackendProc.h
index fb9ecf5..8caa080 100644
--- a/src/Common/Backends/SystemBackendProc.h
+++ b/src/Common/Backends/SystemBackendProc.h
@@ -32,8 +32,9 @@ class SystemBackendProc : public SystemBackend {
private:
std::ifstream uptimeFile;
std::ifstream meminfoFile;
+ std::ifstream loadFile;
- SystemBackendProc() : uptimeFile("/proc/uptime"), meminfoFile("/proc/meminfo") {}
+ SystemBackendProc() : uptimeFile("/proc/uptime"), meminfoFile("/proc/meminfo"), loadFile("/proc/loadavg") {}
public:
static void useBackend() {
@@ -42,6 +43,7 @@ class SystemBackendProc : public SystemBackend {
virtual UptimeInfo getUptimeInfo();
virtual MemoryInfo getMemoryInfo();
+ virtual LoadInfo getLoadInfo();
};
}
diff --git a/src/Common/RequestHandlers/StatusRequestHandler.cpp b/src/Common/RequestHandlers/StatusRequestHandler.cpp
index a3f8675..6280ab3 100644
--- a/src/Common/RequestHandlers/StatusRequestHandler.cpp
+++ b/src/Common/RequestHandlers/StatusRequestHandler.cpp
@@ -41,9 +41,10 @@ void StatusRequestHandler::handlePacket(Net::Connection *connection, const Net::
SystemBackend::UptimeInfo uptimeInfo = SystemBackend::getBackend()->getUptimeInfo();
SystemBackend::MemoryInfo memInfo = SystemBackend::getBackend()->getMemoryInfo();
+ SystemBackend::LoadInfo loadInfo = SystemBackend::getBackend()->getLoadInfo();
connection->send(Net::Packets::HostStatusPacket(Net::Packet::OK, packet.getRequestId(), uptimeInfo.uptime, uptimeInfo.idleTime,
- memInfo.totalMem, memInfo.freeMem, memInfo.totalSwap, memInfo.freeSwap));
+ memInfo.totalMem, memInfo.freeMem, memInfo.totalSwap, memInfo.freeSwap, loadInfo.currentLoad, loadInfo.nProcesses, loadInfo.loadAvg1, loadInfo.loadAvg5, loadInfo.loadAvg15));
signalFinished().emit();
}
diff --git a/src/Common/SystemBackend.h b/src/Common/SystemBackend.h
index 9157e07..8ba1e7d 100644
--- a/src/Common/SystemBackend.h
+++ b/src/Common/SystemBackend.h
@@ -21,6 +21,7 @@
#define MAD_COMMON_SYSTEMBACKEND_H_
#include <stdint.h>
+#include <string>
#include <memory>
namespace Mad {
@@ -50,6 +51,14 @@ class SystemBackend {
unsigned long freeSwap;
};
+ struct LoadInfo {
+ unsigned long currentLoad;
+ unsigned long nProcesses;
+ float loadAvg1;
+ float loadAvg5;
+ float loadAvg15;
+ };
+
virtual ~SystemBackend() {}
virtual UptimeInfo getUptimeInfo() {
@@ -62,6 +71,11 @@ class SystemBackend {
return ret;
}
+ virtual LoadInfo getLoadInfo() {
+ LoadInfo ret = {0, 0, 0, 0, 0};
+ return ret;
+ }
+
static SystemBackend *getBackend() {
return backend.get();
}
diff --git a/src/Net/Packets/HostListPacket.h b/src/Net/Packets/HostListPacket.h
index aba6461..4d0b2d0 100644
--- a/src/Net/Packets/HostListPacket.h
+++ b/src/Net/Packets/HostListPacket.h
@@ -61,6 +61,13 @@ class HostListPacket : public Packet {
return *this;
}
+ HostListPacket& operator=(const HostListPacket &p) {
+ Packet::operator=(p);
+ parsePacket();
+
+ return *this;
+ }
+
const std::vector<Common::HostInfo>& getHostInfo() const {
return hostList;
}
diff --git a/src/Net/Packets/HostStatusPacket.cpp b/src/Net/Packets/HostStatusPacket.cpp
index 3e50cd6..f998c2c 100644
--- a/src/Net/Packets/HostStatusPacket.cpp
+++ b/src/Net/Packets/HostStatusPacket.cpp
@@ -19,16 +19,24 @@
#include "HostStatusPacket.h"
+#include <cstdio>
+#include <cstring>
+#include <string>
+
namespace Mad {
namespace Net {
namespace Packets {
HostStatusPacket::HostStatusPacket(Type type, uint16_t requestId, uint32_t uptime, uint32_t idleTime,
- uint32_t totalMem, uint32_t freeMem, uint32_t totalSwap, uint32_t freeSwap)
-: Packet(type, requestId)
+ uint32_t totalMem, uint32_t freeMem, uint32_t totalSwap, uint32_t freeSwap,
+ uint32_t currentLoad, uint32_t nProcesses, float loadAvg1val, float loadAvg5val, float loadAvg15val)
+: Packet(type, requestId), loadAvg1(loadAvg1val), loadAvg5(loadAvg5val), loadAvg15(loadAvg15val)
{
- setLength(sizeof(CoreStatusData));
+ char buf[20];
+ std::snprintf(buf, sizeof(buf), "%.2f %.2f %.2f", loadAvg1, loadAvg5, loadAvg15);
+
+ setLength(sizeof(CoreStatusData) + strlen(buf));
coreStatusData = (CoreStatusData*)&rawData->data;
coreStatusData->uptime = htonl(uptime);
@@ -38,17 +46,30 @@ HostStatusPacket::HostStatusPacket(Type type, uint16_t requestId, uint32_t uptim
coreStatusData->freeMem = htonl(freeMem);
coreStatusData->totalSwap = htonl(totalSwap);
coreStatusData->freeSwap = htonl(freeSwap);
+
+ coreStatusData->currentLoad = htonl(currentLoad);
+ coreStatusData->nProcesses = htonl(nProcesses);
+
+ std::memcpy(coreStatusData->charData, buf, strlen(buf));
}
HostStatusPacket& HostStatusPacket::operator=(const Packet &p) {
Packet::operator=(p);
-
- setLength(sizeof(CoreStatusData));
+ if(getLength() < sizeof(CoreStatusData))
+ setLength(sizeof(CoreStatusData));
coreStatusData = (CoreStatusData*)&rawData->data;
+ parsePacket();
+
return *this;
}
+void HostStatusPacket::parsePacket() {
+ coreStatusData = (CoreStatusData*)&rawData->data;
+
+ std::sscanf(std::string((char*)coreStatusData->charData, getLength()-sizeof(coreStatusData)).c_str(), "%f %f %f", &loadAvg1, &loadAvg5, &loadAvg15);
+}
+
}
}
}
diff --git a/src/Net/Packets/HostStatusPacket.h b/src/Net/Packets/HostStatusPacket.h
index 0de63de..fa0910c 100644
--- a/src/Net/Packets/HostStatusPacket.h
+++ b/src/Net/Packets/HostStatusPacket.h
@@ -36,21 +36,33 @@ class HostStatusPacket : public Packet {
uint32_t freeMem;
uint32_t totalSwap;
uint32_t freeSwap;
+
+ uint32_t currentLoad;
+ uint32_t nProcesses;
+
+ uint8_t charData[0];
};
CoreStatusData *coreStatusData;
+ float loadAvg1, loadAvg5, loadAvg15;
+
+ void parsePacket();
+
public:
HostStatusPacket(Type type, uint16_t requestId, uint32_t uptime = 0, uint32_t idleTime = 0,
- uint32_t totalMem = 0, uint32_t freeMem = 0, uint32_t totalSwap = 0, uint32_t freeSwap = 0);
+ uint32_t totalMem = 0, uint32_t freeMem = 0, uint32_t totalSwap = 0, uint32_t freeSwap = 0,
+ uint32_t currentLoad = 0, uint32_t nProcesses = 0, float loadAvg1val = 0, float loadAvg5val = 0, float loadAvg15val = 0);
HostStatusPacket(const Packet &p) : Packet(p) {
- setLength(sizeof(CoreStatusData));
- coreStatusData = (CoreStatusData*)&rawData->data;
+ if(getLength() < sizeof(CoreStatusData))
+ setLength(sizeof(CoreStatusData));
+
+ parsePacket();
}
HostStatusPacket(const HostStatusPacket &p) : Packet(p) {
- coreStatusData = (CoreStatusData*)&rawData->data;
+ parsePacket();
}
HostStatusPacket& operator=(const Packet &p);
@@ -82,6 +94,26 @@ class HostStatusPacket : public Packet {
uint32_t getFreeSwap() const {
return ntohl(coreStatusData->freeSwap);
}
+
+ uint32_t getCurrentLoad() const {
+ return ntohl(coreStatusData->currentLoad);
+ }
+
+ uint32_t getProcessNumber() const {
+ return ntohl(coreStatusData->nProcesses);
+ }
+
+ float getLoadAverage1() const {
+ return loadAvg1;
+ }
+
+ float getLoadAverage5() const {
+ return loadAvg5;
+ }
+
+ float getLoadAverage15() const {
+ return loadAvg15;
+ }
};
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-23 01:56:49 +0100