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nodeapply(8) -- Execute command on many nodes in a noderange through ssh

SYNOPSIS

nodeapply [options] <var>noderange</var>

DESCRIPTION

Provides shortcut access to a number of common operations against deployed nodes. These operations include refreshing ssh certificates and configuration, rerunning syncflies, and executing specified postscripts.

OPTIONS

  • -k, --security Refresh SSH configuration (hosts.equiv and node SSH certificates)

  • -F, --sync Rerun syncfiles from deployed profile

  • -P SCRIPTS, --scripts=SCRIPTS Re-run specified scripts, with full path under scripts specified, e.g. post.d/scriptname,firstboot.d/otherscriptname

  • -c COUNT, -f COUNT, --count=COUNT Specify the maximum number of instances to run concurrently

  • -m MAXNODES, --maxnodes=MAXNODES Specify a maximum number of nodes to run remote ssh command to, prompting if over the threshold