agrom

#!/bin/bash

usage() {
	err "Invalid usage. Usage: "
	err "\t$0 init"
	err "\t$0 attach <json params>"
	err "\t$0 detach <mount device>"
	err "\t$0 mount <mount dir> <mount device> <json params>"
	err "\t$0 unmount <mount dir>"
	exit 1
}

err() {
	echo -ne $* 1>&2
}

log() {
	echo -ne $* >&1
}

attach() {
        echo "{\"Volume\": ${@:1}}" | curl -sS -H "Content-Type: application/json" -X POST -d @- "http://127.0.0.1:4444/attach"
}

detach() {
        curl -sS -H "Content-Type: application/json" -X POST -d "{\"MountDev\": \"$1\"}" "http://127.0.0.1:4444/detach"
}

domount() {
#	FSTYPE=$(echo $3|jq -r '.["kubernetes.io/fsType"]')
        echo "{\"MountDir\":\"$1\",\"MountDev\": \"$2\", \"Volume\": ${@:3}}" | curl -sS -H "Content-Type: application/json" -X POST -d @- "http://127.0.0.1:4444/mount"
}

unmount() {
        curl -sS -H "Content-Type: application/json" -X POST -d "{\"MountDir\":\"$1\"}" "http://127.0.0.1:4444/unmount"
}

op=$1

if [ "$op" = "init" ]; then
	log "{\"status\": \"Success\"}"
	exit 0
fi

if [ $# -lt 2 ]; then
	usage
fi

shift

case "$op" in
	attach)
		attach $*
		;;
	detach)
		detach $*
		;;
	mount)
		domount $*
		;;
	unmount)
		unmount $*
		;;
	*)
		usage
esac

exit 0