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authorworktycho <work.tycho@gmail.com>2015-06-05 23:33:49 +0200
committerworktycho <work.tycho@gmail.com>2015-06-05 23:33:49 +0200
commit54c1926a3a79407a87fc0afe6963aeb26d149a7b (patch)
tree11aea958ecef35fcb5be5b107bcc504d59be5ae8 /src
parentMerge pull request #2206 from mc-server/APIDumpTimeStamp (diff)
parentDaemon support on Linux. (diff)
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Diffstat (limited to '')
-rw-r--r--src/Globals.h1
-rw-r--r--src/LoggerListeners.cpp20
-rw-r--r--src/LoggerListeners.h2
-rw-r--r--src/Root.cpp2
-rw-r--r--src/main.cpp46
5 files changed, 56 insertions, 15 deletions
diff --git a/src/Globals.h b/src/Globals.h
index e7b7fdcac..4c9091e85 100644
--- a/src/Globals.h
+++ b/src/Globals.h
@@ -221,6 +221,7 @@ template class SizeChecker<UInt8, 1>;
#include <semaphore.h>
#include <errno.h>
#include <fcntl.h>
+ #include <unistd.h>
#endif
#if defined(ANDROID_NDK)
diff --git a/src/LoggerListeners.cpp b/src/LoggerListeners.cpp
index 31b12af1e..132751e8e 100644
--- a/src/LoggerListeners.cpp
+++ b/src/LoggerListeners.cpp
@@ -238,8 +238,26 @@ public:
-cLogger::cListener * MakeConsoleListener(void)
+// Listener for when stdout is closed, i.e. When running as a daemon.
+class cNullConsoleListener
+ : public cLogger::cListener
+{
+ virtual void Log(AString a_Message, cLogger::eLogLevel a_LogLevel) override
+ {
+ }
+};
+
+
+
+
+
+cLogger::cListener * MakeConsoleListener(bool a_IsService)
{
+ if (a_IsService)
+ {
+ return new cNullConsoleListener;
+ }
+
#ifdef _WIN32
// See whether we are writing to a console the default console attrib:
bool ShouldColorOutput = (_isatty(_fileno(stdin)) != 0);
diff --git a/src/LoggerListeners.h b/src/LoggerListeners.h
index c419aa75a..a7f9a35a5 100644
--- a/src/LoggerListeners.h
+++ b/src/LoggerListeners.h
@@ -25,7 +25,7 @@ private:
-cLogger::cListener * MakeConsoleListener();
+cLogger::cListener * MakeConsoleListener(bool a_IsService);
diff --git a/src/Root.cpp b/src/Root.cpp
index 54e65b6da..8d344ee65 100644
--- a/src/Root.cpp
+++ b/src/Root.cpp
@@ -106,7 +106,7 @@ void cRoot::Start(std::unique_ptr<cSettingsRepositoryInterface> overridesRepo)
EnableMenuItem(hmenu, SC_CLOSE, MF_GRAYED); // Disable close button when starting up; it causes problems with our CTRL-CLOSE handling
#endif
- cLogger::cListener * consoleLogListener = MakeConsoleListener();
+ cLogger::cListener * consoleLogListener = MakeConsoleListener(m_RunAsService);
cLogger::cListener * fileLogListener = new cFileListener();
cLogger::GetInstance().AttachListener(consoleLogListener);
cLogger::GetInstance().AttachListener(fileLogListener);
diff --git a/src/main.cpp b/src/main.cpp
index 152339e12..2103f3356 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -250,7 +250,7 @@ void universalMain(std::unique_ptr<cSettingsRepositoryInterface> overridesRepo)
-#if defined(_WIN32)
+#if defined(_WIN32) // Windows service support.
////////////////////////////////////////////////////////////////////////////////
// serviceWorkerThread: Keep the service alive
@@ -358,7 +358,7 @@ void WINAPI serviceMain(DWORD argc, TCHAR *argv[])
serviceSetState(0, SERVICE_STOPPED, 0);
}
-#endif
+#endif // Windows service support.
@@ -378,7 +378,7 @@ std::unique_ptr<cMemorySettingsRepository> parseArguments(int argc, char **argv)
TCLAP::SwitchArg crashDumpFull ("", "crash-dump-full", "Crashdumps created by the server will contain full server memory", cmd);
TCLAP::SwitchArg crashDumpGlobals("", "crash-dump-globals", "Crashdumps created by the server will contain the global variables' values", cmd);
TCLAP::SwitchArg noBufArg ("", "no-output-buffering", "Disable output buffering", cmd);
- TCLAP::SwitchArg runAsServiceArg ("d", "run-as-service", "Run as a service on Windows", cmd);
+ TCLAP::SwitchArg runAsServiceArg ("d", "service", "Run as a service on Windows, or daemon on UNIX like systems", cmd);
cmd.parse(argc, argv);
// Copy the parsed args' values into a settings repository:
@@ -484,11 +484,11 @@ int main(int argc, char **argv)
#endif
auto argsRepo = parseArguments(argc, argv);
-
- #if defined(_WIN32)
- // Attempt to run as a service
- if (cRoot::m_RunAsService)
- {
+
+ // Attempt to run as a service
+ if (cRoot::m_RunAsService)
+ {
+ #if defined(_WIN32) // Windows service.
SERVICE_TABLE_ENTRY ServiceTable[] =
{
{ SERVICE_NAME, (LPSERVICE_MAIN_FUNCTION)serviceMain },
@@ -500,11 +500,33 @@ int main(int argc, char **argv)
LOGERROR("Attempted, but failed, service startup.");
return GetLastError();
}
- }
- else
- #endif
+ #else // UNIX daemon.
+ pid_t pid = fork();
+
+ // fork() returns a negative value on error.
+ if (pid < 0)
+ {
+ LOGERROR("Could not fork process.");
+ return EXIT_FAILURE;
+ }
+
+ // Check if we are the parent or child process. Parent stops here.
+ if (pid > 0)
+ {
+ return EXIT_SUCCESS;
+ }
+
+ // Child process now goes quiet, running in the background.
+ close(STDIN_FILENO);
+ close(STDOUT_FILENO);
+ close(STDERR_FILENO);
+
+ universalMain(std::move(argsRepo));
+ #endif
+ }
+ else
{
- // Not running as a Windows service, do normal startup
+ // Not running as a service, do normal startup
universalMain(std::move(argsRepo));
}