nix-processmgmt/tools/supervisord/nixproc-supervisord-deploy-...

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Bash

#!/bin/bash -e
showUsage()
{
cat <<EOF
Usage: $0 [OPTION] PATH
This command starts supervisord with a provided configuration and set of
services in foreground mode. When the configuration changes, supervisord and all
services need to be restarted.
To do more efficient (but stateful) upgrades, use
\`nixproc-supervisord-switch'.
Options:
--state-dir Changes the directory in which the state of the
processes are stored
--runtime-dir Changes the directory in which the PID files are stored
--log-dir Changes the directory in which the log files are stored
--tmp-dir Changes the directory in which temp files are stored
--force-disable-user-change
Forces to not create users, groups or change user
permissions
-h, --help Shows the usage of this command
Environment:
NIXPROC_STATE_DIR Changes the directory in which the state of the
processes is stored
NIXPROC_RUNTIME_DIR Changes the directory in which the PID files are stored
NIXPROC_LOG_DIR Changes the directory in which log files are stored
NIXPROC_TMP_DIR Changes the directory in which temp files are stored
NIXPROC_FORCE_DISABLE_USER_CHANGE
Forces to not create users, groups or change user
permissions
EOF
}
# Parse valid argument options
PARAMS=`@getopt@ -n $0 -o h -l state-dir:,runtime-dir:,log-dir:,tmp-dir:,force-disable-user-change,help -- "$@"`
if [ $? != 0 ]
then
showUsage
exit 1
fi
# Evaluate valid options
eval set -- "$PARAMS"
while [ "$1" != "--" ]
do
case "$1" in
--state-dir)
stateDirArg="--state-dir $2"
;;
--runtime-dir)
runtimeDirArg="--runtime-dir $2"
;;
--log-dir)
logDirArg="--log-dir $2"
;;
--tmp-dir)
tmpDirArg="--tmp-dir $2"
;;
--force-disable-user-change)
forceDisableUserChangeArg="--force-disable-user-change"
;;
-h|--help)
showUsage
exit 0
;;
esac
shift
done
shift
path="$1"
# Build the environment with supervisord config files
profilePath=$(nixproc-build --process-manager supervisord $stateDirArg $runtimeDirArg $logDirArg $tmpDirArg $forceDisableUserChangeArg $showTraceArg --no-out-link "$path")
# Create groups and users
dysnomia-addgroups "$profilePath"
dysnomia-addusers "$profilePath"
# Start supervisord in foreground mode
supervisord -n -c "$profilePath/supervisord.conf"
# Discard groups and users
dysnomia-delusers "$profilePath"
dysnomia-delgroups "$profilePath"