summaryrefslogtreecommitdiff
path: root/src/filelogger.cpp
blob: 5c275752062fa7188a21c53384db775ba9c63909 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
/*       +------------------------------------+
 *       | Inspire Internet Relay Chat Daemon |
 *       +------------------------------------+
 *
 *  InspIRCd: (C) 2002-2008 InspIRCd Development Team
 * See: http://www.inspircd.org/wiki/index.php/Credits
 *
 * This program is free but copyrighted software; see
 *            the file COPYING for details.
 *
 * ---------------------------------------------------
 */

/* $Core: libIRCDfilelogger */

#include "inspircd.h"
#include <fstream>
#include "socketengine.h"
#include "inspircd_se_config.h"
#include "filelogger.h"

FileLogger::FileLogger(InspIRCd* Instance, FILE* logfile)
: ServerInstance(Instance), log(logfile), writeops(0)
{
	if (log)
	{
		Instance->SE->NonBlocking(fileno(log));
		SetFd(fileno(log));
		buffer.clear();
	}
}

bool FileLogger::Readable()
{
	return false;
}
    
void FileLogger::HandleEvent(EventType, int)
{
	WriteLogLine("");
	if (log)
		ServerInstance->SE->DelFd(this);
}

void FileLogger::WriteLogLine(const std::string &line)
{
	if (line.length())
		buffer.append(line);

	if (log)
	{
		int written = fprintf(log,"%s",buffer.c_str());
#ifdef WINDOWS
		buffer.clear();
#else
		if ((written >= 0) && (written < (int)buffer.length()))
		{
			buffer.erase(0, buffer.length());
			ServerInstance->SE->AddFd(this);
		}
		else if (written == -1)
		{
			if (errno == EAGAIN)
				ServerInstance->SE->AddFd(this);
		}
		else
		{
			/* Wrote the whole buffer, and no need for write callback */
			buffer.clear();
		}
#endif
		if (writeops++ % 20)
		{
			fflush(log);
		}
	}
}

void FileLogger::Close()
{
	if (log)
	{
		ServerInstance->SE->Blocking(fileno(log));

		if (buffer.size())
			fprintf(log,"%s",buffer.c_str());

#ifndef WINDOWS
		ServerInstance->SE->DelFd(this);
#endif

		fflush(log);
		fclose(log);
	}

	buffer.clear();
}

FileLogger::~FileLogger()
{
	this->Close();
}


void FileLogStream::OnLog(int loglevel, const std::string &type, const std::string &text)
{
	static char TIMESTR[26];
	static time_t LAST = 0;

	/* sanity check, just in case */
	if (!ServerInstance->Config)
		return;

	/* If we were given -debug we output all messages, regardless of configured loglevel */
	if ((loglevel < this->loglvl) && !ServerInstance->Config->forcedebug)
		return;

	if (ServerInstance->Time() != LAST)
	{
		time_t local = ServerInstance->Time();
		struct tm *timeinfo = localtime(&local);

		strlcpy(TIMESTR,asctime(timeinfo),26);
		TIMESTR[24] = ':';
		LAST = ServerInstance->Time();
	}

	if (ServerInstance->Config->log_file && ServerInstance->Config->writelog)
	{
		std::string out = std::string(TIMESTR) + " " + text.c_str() + "\n";
		this->f->WriteLogLine(out);
	}

	if (ServerInstance->Config->nofork)
	{
		printf("%s %s\n", TIMESTR, text.c_str());
	}
}