<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <HTML ><HEAD ><TITLE >Memcache::setServerParams</TITLE ><META NAME="GENERATOR" CONTENT="Modular DocBook HTML Stylesheet Version 1.79"><LINK REL="HOME" TITLE="Manual do PHP" HREF="index.html"><LINK REL="UP" TITLE="Memcache Functions" HREF="ref.memcache.html"><LINK REL="PREVIOUS" TITLE="Memcache::setCompressThreshold" HREF="function.memcache-setcompressthreshold.html"><LINK REL="NEXT" TITLE="Mhash - Funções de hash" HREF="ref.mhash.html"><META HTTP-EQUIV="Content-type" CONTENT="text/html; charset=UTF-8"></HEAD ><BODY CLASS="refentry" BGCOLOR="#FFFFFF" TEXT="#000000" LINK="#0000FF" VLINK="#840084" ALINK="#0000FF" ><DIV CLASS="NAVHEADER" ><TABLE SUMMARY="Header navigation table" WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" ><TR ><TH COLSPAN="3" ALIGN="center" >Manual do PHP</TH ></TR ><TR ><TD WIDTH="10%" ALIGN="left" VALIGN="bottom" ><A HREF="function.memcache-setcompressthreshold.html" ACCESSKEY="P" >Anterior</A ></TD ><TD WIDTH="80%" ALIGN="center" VALIGN="bottom" ></TD ><TD WIDTH="10%" ALIGN="right" VALIGN="bottom" ><A HREF="ref.mhash.html" ACCESSKEY="N" >Próxima</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><H1 ><A NAME="function.Memcache-setServerParams" ></A >Memcache::setServerParams</H1 ><DIV CLASS="refnamediv" ><A NAME="AEN115048" ></A ><P > (no version information, might be only in CVS)</P >Memcache::setServerParams -- Changes server parameters and status at runtime</DIV ><DIV CLASS="refsect1" ><A NAME="AEN115051" ></A ><H2 >Descrição</H2 >bool <B CLASS="methodname" >Memcache::setServerParams</B > ( string host [, int port [, int timeout [, int retry_interval [, bool status [, callback failure_callback]]]]] )<BR ></BR ><P > <B CLASS="function" >Memcache::setServerParams()</B > changes server parameters at runtime. You can also use the <B CLASS="function" >memcache_set_server_params()</B > function. </P ><DIV CLASS="note" ><BLOCKQUOTE CLASS="note" ><P ><B >Nota: </B > This function has been added to Memcache version 2.1.0. </P ></BLOCKQUOTE ></DIV ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN115079" ></A ><H2 >Parâmetros</H2 ><P > <P ></P ><DIV CLASS="variablelist" ><DL ><DT ><CODE CLASS="parameter" >host</CODE ></DT ><DD ><P > Point to the host where memcached is listening for connections. </P ></DD ><DT ><CODE CLASS="parameter" >port</CODE ></DT ><DD ><P > Point to the port where memcached is listening for connections. This parameter is optional and its default value is 11211. </P ></DD ><DT ><CODE CLASS="parameter" >timeout</CODE ></DT ><DD ><P > Value in seconds which will be used for connecting to the daemon. Think twice before changing the default value of 1 second - you can lose all the advantages of caching if your connection is too slow. </P ></DD ><DT ><CODE CLASS="parameter" >retry_interval</CODE ></DT ><DD ><P > Controls how often a failed server will be retried, the default value is 15 seconds. Setting this parameter to -1 disables automatic retry. Neither this nor the <CODE CLASS="parameter" >persistent</CODE > parameter has any effect when the extension is loaded dynamically via <A HREF="function.dl.html" ><B CLASS="function" >dl()</B ></A >. </P ></DD ><DT ><CODE CLASS="parameter" >status</CODE ></DT ><DD ><P > Controls if the server should be flagged as online. Setting this parameter to <TT CLASS="constant" ><B >FALSE</B ></TT > and <CODE CLASS="parameter" >retry_interval</CODE > to -1 allows a failed server to be kept in the pool so as not to affect the key distribution algoritm. Requests for this server will then failover or fail immediatly depending on the <CODE CLASS="parameter" >memcache.allow_failover</CODE > setting. Default to <TT CLASS="constant" ><B >TRUE</B ></TT >, meaning the server should be considered online. </P ></DD ><DT ><CODE CLASS="parameter" >failure_callback</CODE ></DT ><DD ><P > Allows the user to specify a callback function to run upon encountering an error. The callback is run before failover is attemped. The function takes two parameters, the hostname and port of the failed server. </P ></DD ></DL ></DIV > </P ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN115119" ></A ><H2 >Valores de retornado</H2 ><P > Retorna <TT CLASS="constant" ><B >TRUE</B ></TT > em caso de sucesso ou <TT CLASS="constant" ><B >FALSE</B ></TT > em falhas. </P ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN115124" ></A ><H2 >Exemplos</H2 ><P > <TABLE WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" CLASS="EXAMPLE" ><TR ><TD ><DIV CLASS="example" ><A NAME="AEN115127" ></A ><P ><B >Exemplo 1. <B CLASS="function" >Memcache::setServerParams()</B > example</B ></P ><TABLE BORDER="0" BGCOLOR="#E0E0E0" CELLPADDING="5" ><TR ><TD ><code><font color="#000000"> <font color="#0000BB"><?php<br /><br /></font><font color="#007700">function </font><font color="#0000BB">_callback_memcache_failure</font><font color="#007700">(</font><font color="#0000BB">$host</font><font color="#007700">, </font><font color="#0000BB">$port</font><font color="#007700">) {<br /> print </font><font color="#DD0000">"memcache '$host:$port' failed"</font><font color="#007700">;<br />}<br /><br /></font><font color="#FF8000">/* OO API */<br /><br /></font><font color="#0000BB">$memcache </font><font color="#007700">= new </font><font color="#0000BB">Memcache</font><font color="#007700">;<br /><br /></font><font color="#FF8000">// Add the server in offline mode<br /></font><font color="#0000BB">$memcache</font><font color="#007700">-></font><font color="#0000BB">addServer</font><font color="#007700">(</font><font color="#DD0000">'memcache_host'</font><font color="#007700">, </font><font color="#0000BB">11211</font><font color="#007700">, </font><font color="#0000BB">false</font><font color="#007700">, </font><font color="#0000BB">1</font><font color="#007700">, </font><font color="#0000BB">1</font><font color="#007700">, -</font><font color="#0000BB">1</font><font color="#007700">, </font><font color="#0000BB">false</font><font color="#007700">);<br /><br /></font><font color="#FF8000">// Bring the server back online<br /></font><font color="#0000BB">$memcache</font><font color="#007700">-></font><font color="#0000BB">setServerParams</font><font color="#007700">(</font><font color="#DD0000">'memcache_host'</font><font color="#007700">, </font><font color="#0000BB">11211</font><font color="#007700">, </font><font color="#0000BB">1</font><font color="#007700">, </font><font color="#0000BB">15</font><font color="#007700">, </font><font color="#0000BB">true</font><font color="#007700">, </font><font color="#DD0000">'_callback_memcache_failure'</font><font color="#007700">);<br /><br /></font><font color="#FF8000">/* procedural API */<br /><br /></font><font color="#0000BB">$memcache_obj </font><font color="#007700">= </font><font color="#0000BB">memcache_connect</font><font color="#007700">(</font><font color="#DD0000">'memcache_host'</font><font color="#007700">, </font><font color="#0000BB">11211</font><font color="#007700">);<br /></font><font color="#0000BB">memcache_set_server_params</font><font color="#007700">(</font><font color="#0000BB">$memcache_obj</font><font color="#007700">, </font><font color="#DD0000">'memcache_host'</font><font color="#007700">, </font><font color="#0000BB">11211</font><font color="#007700">, </font><font color="#0000BB">1</font><font color="#007700">, </font><font color="#0000BB">15</font><font color="#007700">, </font><font color="#0000BB">true</font><font color="#007700">, </font><font color="#DD0000">'_callback_memcache_failure'</font><font color="#007700">);<br /><br /></font><font color="#0000BB">?></font> </font> </code></TD ></TR ></TABLE ></DIV ></TD ></TR ></TABLE > </P ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN115131" ></A ><H2 >Veja também</H2 ><P > <P ></P ><TABLE BORDER="0" ><TBODY ><TR ><TD ><B CLASS="function" >Memcache::addServer()</B ></TD ></TR ><TR ><TD ><B CLASS="function" >Memcache::getServerStatus()</B ></TD ></TR ></TBODY ></TABLE ><P ></P > </P ></DIV ><DIV CLASS="NAVFOOTER" ><HR ALIGN="LEFT" WIDTH="100%"><TABLE SUMMARY="Footer navigation table" WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" ><A HREF="function.memcache-setcompressthreshold.html" ACCESSKEY="P" >Anterior</A ></TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="index.html" ACCESSKEY="H" >Principal</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" ><A HREF="ref.mhash.html" ACCESSKEY="N" >Próxima</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >Memcache::setCompressThreshold</TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="ref.memcache.html" ACCESSKEY="U" >Acima</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" >Mhash - Funções de hash</TD ></TR ></TABLE ></DIV ></BODY ></HTML >