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

## SYNOPSIS

`nodeapply [options] <noderange>`

## DESCRIPTION

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