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SLURPD(8C)
NAME
slurpd - Standalone LDAP Update Replication Daemon
SYNOPSIS
/usr/internet/openldap/libexec/slurpd [-d debug-level] [-f
slapd-config-file] [-r slapd-replog-file] [-t temp-dir] [-o] [-k
srvtab-file]
DESCRIPTION
Slurpd is used to propagate changes from one slapd database to another. If
slapd is configured to produce a replication log, slurpd reads that
replication log and sends the changes to the slave slapd instances via the
LDAP protocol. slurpd is typically invoked at boot time, usually out of
/etc/rc.local.
Upon startup, slurpd normally forks and disassociates itself from the
invoking tty, then reads the replication log (given either by the
replogfile directive in the slapd config file, or by the -r command-line
option). If the replication log file does not exist or is empty, slurpd
goes to sleep. It periodically wakes up and checks to see if there are any
changes to be propoagated.
When slurpd notices that there are changes to propagate to slave slapd
instances, it locks the replication log, makes its own private copy,
releases the lock, and forks one copy of itself for each replica slapd to
be updated. Each child process binds to the slave slapd as the DN given by
the binddn option to the replica directive in the slapd config file, and
sends the changes.
See slapd(8) for details on the standalone LDAP daemon.
OPTIONS
-d debug-level
Turn on debugging as defined by debug-level. If this option is
specified, even with a zero argument, slurpd will not fork or
disassociate from the invoking terminal. Some general operation and
status messages are printed for any value of debug-level. debug-level
is taken as a bit string, with each bit corresponding to a different
kind of debugging information. See <ldap.h> for details.
-f slapd-config-file
Specifies the slapd configuration file. The default is
/usr/internet/openldap/etc/slapd.conf.
-r slapd-replog-file
Specifies the name of the slapd replication logfile. Normally, the
name of the replication log file is read from the slapd configuration
file. The file should be located in a directory with limited
read/write/execute access. The -r option allows you to override this.
In conjunction with the -o option, you can process a replication log
file in a "one-shot" mode. For example, if slurpd has encountered
errors in processing a replication log, you can run it in one-shot
mode and give the rejection file name as the argument to the -r
option, once you've resolved the problem which caused the replication
to fail.
-o Run in "one-shot" mode. Normally, slurpd processes the replog file
and then watches for more replication entries to be appended. In
one-shot mode, slurpd processes a replication log and exits.
-t temp-dir
slurpd copies the replication log to a working directory before
processing it. The directory permissions should limit
read/write/execute access as temporary files may contain sensitive
information. This option allows you to specify the location of these
temporary files. The default is /usr/internet/openldap/var/openldap-
slurp.
-k srvtab-file
Specify the location of the kerberos srvtab file which contains keys
for the replica slapd instances. Overrides the srvtab argument to the
replica directive in the slapd configuration file.
EXAMPLES
To start slurpd and have it fork and detach from the terminal and process
the replication logs generated by slapd, just type:
/usr/internet/openldap/libexec/slurpd
To start slurpd with an alternate slapd configuration file, and turn on
voluminous debugging which will be printed on standard error, type:
/usr/internet/openldap/libexec/slurpd -f /usr/internet/openldap/etc/slapd.conf -d 255
SEE ALSO
ldap(3), slapd.replog(5), slapd(8)
"OpenLDAP Administrator's Guide" (http://www.OpenLDAP.org/doc/admin/)
ACKNOWLEDGEMENTS
OpenLDAP is developed and maintained by The OpenLDAP Project
(http://www.openldap.org/). OpenLDAP is derived from University of
Michigan LDAP 3.3 Release.
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Index for Section 8C |
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Alphabetical listing for S |
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Top of page |
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