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#!/bin/bash
#
# Copyright 2023 Nordix Foundation.
#
# 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.
#
set -o errexit # Exit on most errors
set -o nounset # Disallow expansion of unset variables
set -o pipefail # Use last non-zero exit code in a pipeline
#set -o xtrace # Uncomment for debugging
GRAB_METRICS=true
DOCKER_COMPOSE_FILE=../docker-compose/docker-compose.yml
CREATE_REQUEST=/tmp/cmhandles-create-req.txt
REMOVE_REQUEST=/tmp/cmhandles-remove-req.txt
REPORT_FILE=metrics-reports/deregister-summary-$(date --iso-8601=seconds).tsv
stop_docker() {
docker-compose -f $DOCKER_COMPOSE_FILE down >/dev/null
docker container prune -f >/dev/null
docker volume prune -f >/dev/null
}
restart_docker() {
stop_docker
docker-compose -f $DOCKER_COMPOSE_FILE --profile dmi-stub --profile monitoring up -d >/dev/null
}
wait_for_cps_to_start() {
docker logs cps-and-ncmp -f | grep -m 1 'Started Application' >/dev/null || true
}
get_number_of_handles_ready() {
PGPASSWORD=cps psql -h localhost -p 5432 cpsdb cps -c \
"SELECT count(*) FROM public.fragment where attributes @> '{\"cm-handle-state\": \"READY\"}';" \
| sed '3!d' | sed 's/ *//'
}
wait_for_handles_to_be_ready() {
local TOTAL_HANDLES=$1
while
sleep 30
HANDLES_READY=$(get_number_of_handles_ready)
echo "There are $HANDLES_READY CM handles in READY state."
[ $HANDLES_READY -ne $TOTAL_HANDLES ]
do true; done
}
create_handles() {
curl --fail --silent --show-error \
--location 'http://localhost:8883/ncmpInventory/v1/ch' \
--header 'Authorization: Basic Y3BzdXNlcjpjcHNyMGNrcyE=' \
--header 'Content-Type: application/json' \
--data @$CREATE_REQUEST
}
remove_handles_and_record_time() {
curl --fail --silent --show-error --output /dev/null --write-out '%{time_total}\n' \
--location 'http://localhost:8883/ncmpInventory/v1/ch' \
--header 'Authorization: Basic Y3BzdXNlcjpjcHNyMGNrcyE=' \
--header 'Content-Type: application/json' \
--data @$REMOVE_REQUEST >> $REPORT_FILE
}
create_request_bodies() {
local CREATE_SIZE=$1
local REMOVE_SIZE=$2
echo -n '{"dmiPlugin": "http://ncmp-dmi-plugin-stub:8080","createdCmHandles":[' > $CREATE_REQUEST
echo -n '{"dmiPlugin": "http://ncmp-dmi-plugin-stub:8080","removedCmHandles":[' > $REMOVE_REQUEST
for i in $(seq 1 $CREATE_SIZE); do
local CMHANDLE=$(uuidgen | tr -d '-')
echo -n "{\"cmHandle\": \"$CMHANDLE\",\"cmHandleProperties\":{\"neType\":\"RadioNode\"}}" \
>> $CREATE_REQUEST
if [ $i -lt $CREATE_SIZE ]; then
echo -n "," >> $CREATE_REQUEST
fi
if [ $i -le $REMOVE_SIZE ]; then
echo -n "\"$CMHANDLE\"" >> $REMOVE_REQUEST
fi
if [ $i -lt $REMOVE_SIZE ]; then
echo -n "," >> $REMOVE_REQUEST
fi
done
echo ']}' >> $CREATE_REQUEST
echo ']}' >> $REMOVE_REQUEST
}
test_deregistration() {
local REMOVE_SIZE=$1
local CREATE_SIZE=$2
echo "Testing deregistration of $REMOVE_SIZE out of $CREATE_SIZE CM handles"
echo "Restarting docker"
restart_docker
echo "Waiting for CPS to start"
wait_for_cps_to_start
echo "Creating request bodies"
create_request_bodies $CREATE_SIZE $REMOVE_SIZE
echo "[$(date --iso-8601=seconds)] Creating CM handles"
create_handles
echo "Waiting for CM handles to be in READY state"
wait_for_handles_to_be_ready $CREATE_SIZE
if [ "$GRAB_METRICS" = "true" ]; then
echo "Grabbing metrics before deregistration"
METRICS_BEFORE=$(./generate-metrics-report.sh)
fi
echo "[$(date --iso-8601=seconds)] Removing CM handles"
echo -e -n "$REMOVE_SIZE\t$CREATE_SIZE\t" >> $REPORT_FILE
remove_handles_and_record_time
echo "There are $(get_number_of_handles_ready) CM handles still in READY state."
if [ "$GRAB_METRICS" = "true" ]; then
echo "Grabbing metrics after deregistration"
METRICS_AFTER=$(./generate-metrics-report.sh)
echo "Generating metrics report"
./subtract-metrics-reports.py -a $METRICS_AFTER -b $METRICS_BEFORE \
-o metrics-reports/deregister-$(date --iso-8601=seconds)-$REMOVE_SIZE-$CREATE_SIZE.tsv
rm $METRICS_BEFORE $METRICS_AFTER
fi
echo
}
cleanup() {
rm -f "$CREATE_REQUEST" "$REMOVE_REQUEST"
stop_docker
popd
}
trap cleanup EXIT
pushd -- "$(dirname -- "${BASH_SOURCE[0]}")"
mkdir -p $(dirname $REPORT_FILE)
echo -e "Removed\tTotal\tTime" > $REPORT_FILE
for number_to_delete in 100 500 1000 5000 10000 20000; do
test_deregistration $number_to_delete $number_to_delete
done
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