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cluster: Add warning about cluster-layout.zeek content

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Relates to #2528, #991.
This commit is contained in:
Arne Welzel 2022-11-03 14:00:31 +01:00
parent d65c75e2ad
commit 28336709b8
1 changed files with 8 additions and 0 deletions
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8
scripts/base/frameworks/cluster/main.zeek
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@ -5,6 +5,14 @@
##! The ``CLUSTER_NODE`` environment variable or :zeek:id:`Cluster::node` ##! The ``CLUSTER_NODE`` environment variable or :zeek:id:`Cluster::node`
##! must also be sent and the cluster framework loaded as a package like ##! must also be sent and the cluster framework loaded as a package like
##! ``@load base/frameworks/cluster``. ##! ``@load base/frameworks/cluster``.
##!
##! .. warning::
##! The file ``cluster-layout.zeek`` should only contain the definition
##! of :zeek:id:`Cluster::nodes`. Specifically, avoid loading other Zeek
##! scripts or using :zeek:see:`redef` for anything but :zeek:id:`Cluster::nodes`.
##!
##! Due to ``cluster-layout.zeek`` being loaded very early, it is easy to
##! introduce circular loading issues.
@load base/frameworks/control @load base/frameworks/control
@load base/frameworks/broker @load base/frameworks/broker