#!/bin/bash
set -e

START=${FIRST_WEAVE:-1}
COUNT=${NUM_WEAVES:-28}
FINISH=$((START+COUNT-1))

case "$1" in
    launch)
        for i in $(seq $START $FINISH); do
            WEAVE_CONTAINER_NAME=weave$i ./weave --local test-launch --connlimit=100
        done
        if [ $START -ne 1 ] ; then
            status=$(docker inspect --format='{{.State.Running}} {{.NetworkSettings.IPAddress}}' weave$((START-1)))
            PREV="${status#true }"
        fi
        for i in $(seq $START $FINISH); do
            if [ -n "$PREV" ] ; then
                echo connecting weave$i to $PREV
                WEAVE_CONTAINER_NAME=weave$i ./weave --local connect $PREV
            fi
            status=$(docker inspect --format='{{.State.Running}} {{.NetworkSettings.IPAddress}}' weave$i)
            PREV="${status#true }"
        done
        ;;
    stop)
        for i in $(seq $START $FINISH); do
            echo Stopping weave$i
            WEAVE_CONTAINER_NAME=weave$i ./weave --local stop
        done
        ;;
esac