PACEMAKER(8)						  System Administration Utilities					      PACEMAKER(8)

NAME
Pacemaker - Part of the Pacemaker cluster resource manager SYNOPSIS
crm_diff original_xml operation [options] DESCRIPTION
crm_diff - A utility for comparing Pacemaker configurations (XML format) The tool produces a custom (diff-like) output which it can also apply like a patch OPTIONS
-?, --help This text -$, --version Version information -V, --verbose Increase debug output Original XML: -o, --original=value XML is contained in the named file -O, --original-string=value XML is contained in the supplied string Operation: -n, --new=value Compare the original XML to the contents of the named file -N, --new-string=value Compare the original XML to the contents of the supplied string -p, --patch=value Patch the original XML with the contents of the named file Additional Options: -c, --cib Compare/patch the inputs as a CIB (includes versions details) -f, --filter Suppress irrelevant differences between the two inputs EXAMPLES
Obtain the two different configuration files by running cibadmin on the two cluster setups to compare: # cibadmin --query > cib-old.xml # cibadmin --query > cib-new.xml Calculate and save the difference between the two files: # crm_diff --original cib-old.xml --new cib-new.xml > patch.xml Apply the patch to the original file: # crm_diff --original cib-old.xml --patch patch.xml > updated.xml Apply the patch to the running cluster: # cibadmin --patch patch.xml AUTHOR
Written by Andrew Beekhof REPORTING BUGS
Report bugs to pacemaker@oss.clusterlabs.org Pacemaker 1.1.7 April 2012 PACEMAKER(8)