freebsd-nq/contrib/bsnmp
Enji Cooper 8d7f605b6c Fix bsnmpd sending/receiving with multi-homed configurations or INADDR_ANY used
as the listening address in snmpd_input(..)

Stash the IPv4 address of the receiver via the recv(..) callback and use it in
the send(..) callback for the transport by specifying IP_SENDSRCADDR for the
control message type.

Add sendmsg logic to the UDP transport's send(..) callback and use the
respective send(..) callback for the transport instead of calling sendto in
snmpd_input(..).

MFC after:      3 weeks
Obtained from:  Isilon OneFS (^/onefs/branches/BR_8_0_0_DEV@r507595)
Submitted by:   Thor Steingrimsson <thor.steingrimsson@isilon.com>
Sponsored by:   Dell EMC Isilon
2016-12-28 04:29:09 +00:00
..
gensnmpdef style(9): clean up trailing whitespace 2016-12-27 23:32:54 +00:00
gensnmptree style(9): clean up trailing whitespace 2016-12-27 23:32:54 +00:00
lib style(9): clean up trailing whitespace 2016-12-27 23:32:54 +00:00
snmp_mibII style(9): clean up trailing whitespace 2016-12-27 23:32:54 +00:00
snmp_ntp style(9): clean up trailing whitespace 2016-12-27 23:32:54 +00:00
snmp_target style(9): clean up trailing whitespace 2016-12-27 23:32:54 +00:00
snmp_usm style(9): clean up trailing whitespace 2016-12-27 23:32:54 +00:00
snmp_vacm style(9): clean up trailing whitespace 2016-12-27 23:32:54 +00:00
snmpd Fix bsnmpd sending/receiving with multi-homed configurations or INADDR_ANY used 2016-12-28 04:29:09 +00:00
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README
TODO
VERSION

Fri Dec  5 15:01:16 CET 2003

This is a mini-SNMP daemon. The basic daemon implements the system group
and a number of private extensions to manage the UDP transport mapping,
communities, trap destinations and loadable modules. In this form it can
be used to provide remote access to arbitrary data that can be described in
the form as required by the SMI. The daemon speaks both SNMPv1 and SNMPv2c.

One basic loadable module is provided together with the daemon:

- snmp_mibII provides the information groups for ip, tcp, and udp.

Installation
------------

As usual by doing:

	configure [--with-libbegemot[=path]]
	make
	make install

This does not install a configuration file. The standard location for the
configuration is /etc/snmpd.config, but can be overwritten on the command
line. An example configuration file is provided. Use --with-libbegemot
to use libbegemot instead of libisc.

Running
-------

	snmpd [-m name[=value]] [-p pid-file] [-c config-file] [-d] [-l prefix]
	      [-D debug-flags] [-I path]

	-m	defines a configuration macro. If no value is given it
		is set to the empty string.

	-p	specify the file where to store the PID. Default is
		/var/run/{prefix}.pid.

	-c	specify the configuration file. Default is /etc/{prefix}.config.

	-d	don't go into daemon mode.

	-l	specify the prefix. This is used for the default config and
		pid file names and for the syslog. Default is "snmpd".

	-D	specify debug flags:

		d	dump all PDUs.

		e	debug event library.

	-I	specify the include path for system configuration files.
		Default is /etc:/usr/etc:/usr/local/etc.

The directory snmpd contains a snmpd.sh script, which can be copied to
/usr/local/etc/rc.d to automatically start and stop the daemon. snmpd.config
is an example config script.

Bug reports:
-----------

Please report bugs to harti@freebsd.org.

Happy hacking,
harti