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<HTML>
<HEAD>
<TITLE>PySNMP: I/O engine: Single-session: Manager: Objects</TITLE>
</HEAD>
<BODY BGCOLOR="#ffffff" TEXT="#000000"
LINK="#0000bb" VLINK="#551a8b" ALINK="#ff0000">
<H3>
Objects of the <STRONG>role.manager</STRONG> class
</H3>
<P>
The instances of <STRONG>role.manager</STRONG> class have the following
methods:
</P>
<DL>
<DT><STRONG>send_and_receive</STRONG>(<STRONG>req</STRONG>[, <STRONG>dst</STRONG>])</DT>
<DD>
<P>
Attempt to send request data item <STRONG>req</STRONG> (string) to remote
server by either <STRONG>dst</STRONG> address (given in <STRONG>socket</STRONG>
module notation), if specified, or default destination whenever given on
<STRONG>manager</STRONG> class instaniation, and receive a response. Raise
an <STRONG>error.NoResponse</STRONG> exception if no response arrived within
<STRONG>manager.timeout</STRONG> seconds.
</P>
<P>
Return server reply as string.
</P>
</DD>
</DL>
<DL>
<DT><STRONG>open</STRONG>()</DT>
<DD>
<P>
Create optionally connected socket object to be used for communication
with remote server process.
</P>
<P>
Return socket object.
</P>
</DD>
</DL>
<DL>
<DT><STRONG>send</STRONG>(<STRONG>req</STRONG>, [<STRONG>dst</STRONG>])</DT>
<DD>
<P>
Attempt to send request data <STRONG>req</STRONG> (string) to remote
server by either <STRONG>dst</STRONG> address (given in <STRONG>socket</STRONG>
module notation), if specified, or default destination whenever given on
<STRONG>manager</STRONG> class instaniation.
</P>
</DD>
</DL>
<DL>
<DT><STRONG>receive</STRONG>()</DT>
<DD>
<P>
Wait for server response for <STRONG>manager.timeout</STRONG> seconds and
raise an <STRONG>error.NoResponse</STRONG> exception if no response arrived
in time.
</P>
<P>
Return a tuple of (<STRONG>rsp</STRONG>, <STRONG>src</STRONG>) where
<STRONG>rsp</STRONG> is server's response (string) and <STRONG>src</STRONG>
is server's address (in <STRONG>socket</STRONG> module notation).
</P>
</DD>
</DL>
<DL>
<DT><STRONG>close</STRONG>()</DT>
<DD>
<P>
Terminate communication with server and release all associated resources.
</P>
</DD>
</DL>
<P>
Objects of the <STRONG>role.manager</STRONG> class have the following public
instance variables:
</P>
<DL>
<DT><STRONG>timeout</STRONG></DT>
<DD>
<P>
Specify for how many seconds to wait for response from remote server. The
<STRONG>timeout</STRONG> attribute is of floating point type.
</P>
<P>
The default is 1.0 second.
</DD>
</DL>
<DL>
<DT><STRONG>retries</STRONG></DT>
<DD>
<P>
Specify the number of request re-transmissions. The <STRONG>retries</STRONG>
attribute is of integer type.
</P>
<P>
The default is 3 retries.
</P>
</DD>
</DL>
<HR>
<ADDRESS>
ilya@glas.net
</ADDRESS>
</BODY>
</HTML>
|
