nix-processmgmt/tools/bsdrc/nixproc-bsdrc-runactivity.in

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#!/bin/bash
set -e
shopt -s nullglob
# Shows the usage of this command to the user
showUsage()
{
me="$(basename "$0")"
cat <<EOF
Usage: $me [OPTION] ACTIVITY [PATH]
This command runs a deployment activity on all BSD rc scripts in a Nix profile.
The scripts are traversed in the right dependency order.
Options:
-p, --profile=NAME Name of the Nix profile that stores the sysvinit scripts
(defaults to: processes)
-r, --reverse Traverse the sysvinit scripts in the reverse order
-h, --help Shows the usage of this command
Environment:
NIX_STATE_DIR Overrides the location of the Nix state directory
EOF
}
# Parse valid argument options
PARAMS=`@getopt@ -n $0 -o p:rh -l profile:,reverse,help -- "$@"`
if [ $? != 0 ]
then
showUsage
exit 1
fi
# Evaluate valid options
eval set -- "$PARAMS"
while [ "$1" != "--" ]
do
case "$1" in
-p|--profile)
profile="$2"
;;
-r|--reverse)
reverse=1
;;
-h|--help)
showUsage
exit 0
;;
esac
shift
done
shift
activity="$1"
# Validate the given options
if [ "$activity" = "" ]
then
echo "No activity specified!" >&2
exit 1
fi
source @commonchecks@
checkNixStateDir
checkProfile
composeOldProfilePath
# Execute the activities
if [ "$2" = "" ]
then
rcpath="$oldProfilePath/etc/rc.d"
else
rcpath="$2/etc/rc.d"
fi
if [ "$reverse" = "1" ]
then
for i in $(rcorder $rcpath/* | tail -r)
do
$i $activity
done
else
for i in $(rcorder $rcpath/*)
do
$i $activity
done
fi