start-devices.sh

#!/bin/bash -eu
#
# Copyright 2018 Google LLC
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#      http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

#!/bin/bash

set -e

BROKER_URL=${BROKER_URL:-mqtt://localhost:1883}
CREDENTIAL_API=${CREDENTIAL_API:-http://localhost:1338}

if [[ "$1" != "" ]]; then
    CLIENTS="$1"
else
    CLIENTS=1
fi

startChild() {
   BROKER_URL=$BROKER_URL node client/example_device_subscriptions.js $1 $2 &
}

COUNTER=0
while [  $COUNTER -lt $CLIENTS ]; do    
    data=$(curl -s -H "Content-Type:application/json" --data '{"name": "somedevice" }' $CREDENTIAL_API)
    username=$(echo $data | jq -r '.properties.username')
    password=$(echo $data | jq -r '.properties.password')
    startChild $username $password
    let COUNTER=COUNTER+1
done

wait