Man page - crm_diff(8)

Packages contains this manual

Package:  pacemaker-cli-utils
apt-get install pacemaker-cli-utils

Manuals in package:
• cibadmin(8)
• crm_error(8)
• crm_master(8)
• crm_verify(8)
• attrd_updater(8)
• cibsecret(8)
• crm_ticket(8)
• iso8601(8)
• stonith_admin(8)
• crm_report(8)
• crm_shadow(8)
• crm_resource(8)
• crmadmin(8)
• crm_mon(8)
• crm_failcount(8)
• crm_rule(8)
• crm_diff(8)
• crm_simulate(8)
• crm_attribute(8)
• crm_standby(8)
Documentations in package:
• pacemaker-cli-utils

Manual

PACEMAKER

NAME
SYNOPSIS
DESCRIPTION
OPTIONS
Help Options:
Original XML:
Operation:
Additional Options:
Application Options:
EXAMPLES
AUTHOR

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NAME

Pacemaker - Part of the Pacemaker cluster resource manager

SYNOPSIS

crm_diff original_xml operation [options]

DESCRIPTION

Compare two Pacemaker configurations (in XML format) to produce a custom diff-like output, or apply such an output as a patch

OPTIONS

Help Options:

-h , --help

Show help options

--help-all

Show all help options

--help-xml

Show original XML options

--help-operation

Show operation options

--help-additional

Show additional options

Original XML:

-o , --original = FILE

XML is contained in the named file

-O , --original-string = STRING

XML is contained in the supplied string

Operation:

-n , --new = FILE

Compare the original XML to the contents of the named file

-N , --new-string = STRING

Compare the original XML with the contents of the supplied string

-p , --patch = FILE

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)

-s , --stdin

-u , --no-version

Generate the difference without versions details

Application Options:

-$, --version

Display software version and exit

-V , --verbose

Increase debug output (may be specified multiple times)

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 -x patch.xml

AUTHOR

Written by Andrew Beekhof and the Pacemaker project contributors

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