roles/head-node/files/commands/cord-switch

#!/bin/bash
#D provides access to the CORD POD switch identification service

PROG=$(echo $(basename $0) | sed -e 's/^cord-/cord /g')

usage() {
    echo "usage: $PROG <sub-command> [options]"
    echo "    list    display the known switches"
    echo "    help    this message"
}

COMMAND=$1; shift
case $COMMAND in
    list)
        DO_JSON=0
        DO_MAP=0
        while [ $# -gt 0 ]; do
            case $1 in
                json|--json|-j)
                    DO_JSON=1
                    ;;
                help|--help|-h)
                    echo "usage: $PROG list [--json|-j]"
                    echo "    json    display output as JSON object"
                    exit 0
                    ;;
                *)
                    >&2 "Unknown option '$1'"
                    echo "usage: $PROG list [--json|-j]"
                    echo "    json    display output as JSON object"
                    exit 1
                    ;;
            esac
            shift
        done
	if [ $DO_JSON -eq 1 ]; then
            curl -sSL http://$CORD_HEAD_NODE:4244/switch/
        else
            for LINE in "NAME,MAC,IP" $(curl -sSL http://$CORD_HEAD_NODE:4244/switch/ | jq '.[] | .name+","+.mac+","+.ip'); do
                echo $LINE | sed -e 's/^"//;s/"$//'
            done | column -s , -t
        fi
        ;;
    help|-h|--help)
        usage
        exit 0
        ;;
    *)
        >&2 echo "Unknown subcommand '$COMMAND'"
        usage
        exit 1
        ;;
esac