<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> <!--Converted with LaTeX2HTML 2002-2-1 (1.71) original version by: Nikos Drakos, CBLU, University of Leeds * revised and updated by: Marcus Hennecke, Ross Moore, Herb Swan * with significant contributions from: Jens Lippmann, Marek Rouchal, Martin Wilck and others --> <HTML> <HEAD> <TITLE>Clam daemon</TITLE> <META NAME="description" CONTENT="Clam daemon"> <META NAME="keywords" CONTENT="clamdoc"> <META NAME="resource-type" CONTENT="document"> <META NAME="distribution" CONTENT="global"> <META NAME="Generator" CONTENT="LaTeX2HTML v2002-2-1"> <META HTTP-EQUIV="Content-Style-Type" CONTENT="text/css"> <LINK REL="STYLESHEET" HREF="clamdoc.css"> <LINK REL="next" HREF="node24.html"> <LINK REL="previous" HREF="node22.html"> <LINK REL="up" HREF="node22.html"> <LINK REL="next" HREF="node24.html"> </HEAD> <BODY > <DIV CLASS="navigation"><!--Navigation Panel--> <A NAME="tex2html481" HREF="node24.html"> <IMG WIDTH="37" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="next" SRC="next.png"></A> <A NAME="tex2html477" HREF="node22.html"> <IMG WIDTH="26" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="up" SRC="up.png"></A> <A NAME="tex2html471" HREF="node22.html"> <IMG WIDTH="63" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="previous" SRC="prev.png"></A> <A NAME="tex2html479" HREF="node1.html"> <IMG WIDTH="65" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="contents" SRC="contents.png"></A> <BR> <B> Next:</B> <A NAME="tex2html482" HREF="node24.html">Clamdscan</A> <B> Up:</B> <A NAME="tex2html478" HREF="node22.html">Usage</A> <B> Previous:</B> <A NAME="tex2html472" HREF="node22.html">Usage</A> <B> <A NAME="tex2html480" HREF="node1.html">Contents</A></B> <BR> <BR></DIV> <!--End of Navigation Panel--> <H2><A NAME="SECTION00061000000000000000"></A><A NAME="clamd"></A> <BR> Clam daemon </H2> <code>clamd</code> is a multi-threaded daemon that uses <SPAN CLASS="textit">libclamav</SPAN> to scan files for viruses. It may work in one or both modes listening on: <UL> <LI>Unix (local) socket </LI> <LI>TCP socket </LI> </UL> The daemon is fully configurable via the <code>clamd.conf</code> file <A NAME="tex2html13" HREF="footnode.html#foot211"><SUP><SPAN CLASS="arabic">5</SPAN></SUP></A>. <code>clamd</code> recognizes the following commands: <UL> <LI><SPAN CLASS="textbf">PING</SPAN> <BR> Check the daemon's state (should reply with "PONG"). </LI> <LI><SPAN CLASS="textbf">VERSION</SPAN> <BR> Print program and database versions. </LI> <LI><SPAN CLASS="textbf">RELOAD</SPAN> <BR> Reload the databases. </LI> <LI><SPAN CLASS="textbf">SHUTDOWN</SPAN> <BR> Perform a clean exit. </LI> <LI><SPAN CLASS="textbf">SCAN file/directory</SPAN> <BR> Scan file or directory (recursively) with archive support enabled (a full path is required). </LI> <LI><SPAN CLASS="textbf">RAWSCAN file/directory</SPAN> <BR> Scan file or directory (recursively) with archive and special file support disabled (a full path is required). </LI> <LI><SPAN CLASS="textbf">CONTSCAN file/directory</SPAN> <BR> Scan file or directory (recursively) with archive support enabled and don't stop the scanning when a virus is found. </LI> <LI><SPAN CLASS="textbf">MULTISCAN file/directory</SPAN> <BR> Scan file in a standard way or scan directory (recursively) using multiple threads (to make the scanning faster on SMP machines). </LI> <LI><SPAN CLASS="textbf">STREAM</SPAN> <BR> Scan stream: <code>clamd</code> will return a new port number you should connect to and send data to scan. </LI> <LI><SPAN CLASS="textbf">SESSION, END</SPAN> <BR> Start/end a <code>clamd</code> session - you can do multiple commands per TCP session (WARNING: due to the <code>clamd</code> implementation the <SPAN CLASS="textbf">RELOAD</SPAN> command will break the session). </LI> </UL> and reacts on the special signals: <UL> <LI><SPAN CLASS="textbf">SIGTERM</SPAN> - perform a clean exit </LI> <LI><SPAN CLASS="textbf">SIGHUP</SPAN> - reopen the log file </LI> <LI><SPAN CLASS="textbf">SIGUSR2</SPAN> - reload the database </LI> </UL> <P> <DIV CLASS="navigation"><HR> <!--Navigation Panel--> <A NAME="tex2html481" HREF="node24.html"> <IMG WIDTH="37" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="next" SRC="next.png"></A> <A NAME="tex2html477" HREF="node22.html"> <IMG WIDTH="26" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="up" SRC="up.png"></A> <A NAME="tex2html471" HREF="node22.html"> <IMG WIDTH="63" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="previous" SRC="prev.png"></A> <A NAME="tex2html479" HREF="node1.html"> <IMG WIDTH="65" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="contents" SRC="contents.png"></A> <BR> <B> Next:</B> <A NAME="tex2html482" HREF="node24.html">Clamdscan</A> <B> Up:</B> <A NAME="tex2html478" HREF="node22.html">Usage</A> <B> Previous:</B> <A NAME="tex2html472" HREF="node22.html">Usage</A> <B> <A NAME="tex2html480" HREF="node1.html">Contents</A></B> </DIV> <!--End of Navigation Panel--> <ADDRESS> Tomasz Kojm 2008-04-09 </ADDRESS> </BODY> </HTML>