App-ElasticSearch-Utilities
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}
else {
output({color=>'red'}, "FAILED applying settings:");
}
output($json->encode($data));
# Show resulting settings
my $now = es_request('/_cluster/settings', { uri_param => { flat_settings => 'true' } });
output({color=>'cyan'}, "-- Final Settings --");
output($json->encode($now));
}
__END__
=pod
=head1 NAME
es-cluster-settings.pl - Get or apply settings to the cluster
=head1 VERSION
version 8.8
=head1 SYNOPSIS
es-cluster-settings.pl --update cluster.routing.allocation.exclude._name=node101
Options:
--transient Update the transient cluster settings, the default
--persistent Update the persistent cluster settings
--update Expects K=V in the flat form to update the cluster settings,
can be specified more than once:
--update search.max_buckets=10000000 \
--update cluster.routing.allocation.awareness.attributes=rack
--delete Name of a setting in flat form to delete, can be specified
more than once
--delete search.max_buckets --delete cluster.routing.allocation.awareness.*
--help print help
--manual print full manual
From App::ElasticSearch::Utilities:
--local Use localhost as the elasticsearch host
--host ElasticSearch host to connect to
--port HTTP port for your cluster
--proto Defaults to 'http', can also be 'https'
--http-username HTTP Basic Auth username
--password-exec Script to run to get the users password
--insecure Don't verify TLS certificates
--cacert Specify the TLS CA file
--capath Specify the directory with TLS CAs
--cert Specify the path to the client certificate
--key Specify the path to the client private key file
--noop Any operations other than GET are disabled, can be negated with --no-noop
--timeout Timeout to ElasticSearch, default 10
--keep-proxy Do not remove any proxy settings from %ENV
--index Index to run commands against
--base For daily indexes, reference only those starting with "logstash"
(same as --pattern logstash-* or logstash-DATE)
--pattern Use a pattern to operate on the indexes
--days If using a pattern or base, how many days back to go, default: 1
See also the "CONNECTION ARGUMENTS" and "INDEX SELECTION ARGUMENTS" sections from App::ElasticSearch::Utilities.
From CLI::Helpers:
--data-file Path to a file to write lines tagged with 'data => 1'
--tags A comma separated list of tags to display
--color Boolean, enable/disable color, default use git settings
--verbose Incremental, increase verbosity (Alias is -v)
--debug Show developer output
--debug-class Show debug messages originating from a specific package, default: main
--quiet Show no output (for cron)
--syslog Generate messages to syslog as well
--syslog-facility Default "local0"
--syslog-tag The program name, default is the script name
--syslog-debug Enable debug messages to syslog if in use, default false
--nopaste Use App::Nopaste to paste output to configured paste service
--nopaste-public Defaults to false, specify to use public paste services
--nopaste-service Comma-separated App::Nopaste service, defaults to Shadowcat
=head1 DESCRIPTION
This script allows you to change cluster settings easily.
Usage:
# Show current settings
$ es-cluster-settings.pl
# Remove a node from shard allocation via the transient settings
$ es-cluster-settings.pl --update cluster.routing.allocation.exclude._name=node-101
# Update the search.max_buckets persistently
$ es-cluster-settings.pl --persistent --update search.max_buckets=10000000
# Delete the search.max_buckets from the transient settings
$ es-cluster-settings.pl --delete search.max_buckets
# Delete the cluster.routing.allocation.enabled in the persistent settings
$ es-cluster-settings.pl --persistent --delete cluster.routing.allocation.enabled
# Delete all the cluster.routing.allocation.* settings in the persistent section
$ es-cluster-settings.pl --persistent --delete cluster.routing.allocation.*
=head1 AUTHOR
Brad Lhotsky <brad@divisionbyzero.net>
=head1 COPYRIGHT AND LICENSE
This software is Copyright (c) 2024 by Brad Lhotsky.
This is free software, licensed under:
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