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#!/bin/bash
# Copyright 2021 Calyptia, Inc.
#
# 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 -eux
SCRIPT_DIR="$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )"
# Simple smoke test script of each local container architecture that runs up and then
# ensure we can access the web server.
CONTAINER_NAME=${CONTAINER_NAME:-smoke-test}
# Ensure the container name is valid as we need this to retrieve the exposed ports.
CONTAINER_NAME=${CONTAINER_NAME//\//-}
CONTAINER_ARCH=${CONTAINER_ARCH:-linux/amd64}
REGISTRY=${REGISTRY:-ghcr.io}
IMAGE_NAME=${IMAGE_NAME:-fluent/fluent-bit}
IMAGE_TAG=${IMAGE_TAG:-latest}
# Remove any existing container
docker rm -f "$CONTAINER_NAME"
# Repeat for YAML and legacy config - note the config file extension is important for format detection
declare -a CONFIG_FILES=("fluent-bit.conf" "fluent-bit.yaml")
for CONFIG_FILE in "${CONFIG_FILES[@]}"
do
if [[ ! -f "$SCRIPT_DIR/$CONFIG_FILE" ]]; then
echo "Missing config file: $SCRIPT_DIR/$CONFIG_FILE"
exit 1
fi
echo "Testing: $CONFIG_FILE"
# Run up the container
docker run --name "$CONTAINER_NAME" -d \
--platform "$CONTAINER_ARCH" \
--pull=always \
--publish-all \
--restart=no \
-v "$SCRIPT_DIR/$CONFIG_FILE":"/fluent-bit/etc/$CONFIG_FILE":ro \
"$REGISTRY/$IMAGE_NAME:$IMAGE_TAG" \
"/fluent-bit/bin/fluent-bit" "-c" "/fluent-bit/etc/$CONFIG_FILE"
# Get debug details
docker image inspect "$REGISTRY/$IMAGE_NAME:$IMAGE_TAG"
# Stream the logs live
docker logs -f "$CONTAINER_NAME" &
# # Wait for the container to start up as we have to pull it
until [[ $(docker ps --filter "status=running" --filter "name=$CONTAINER_NAME" --quiet | wc -l) -gt 0 ]] ; do
sleep 2
done
docker ps
# Grab the ephemeral port
docker container inspect "$CONTAINER_NAME"
LOCAL_PORT=$(docker inspect --format='{{(index (index .NetworkSettings.Ports "2020/tcp") 0).HostPort}}' "$CONTAINER_NAME")
# Allow to run for a bit
sleep 60
docker ps
docker logs "$CONTAINER_NAME"
# Check we are still ok
curl -v localhost:"$LOCAL_PORT" | jq
curl -v localhost:"$LOCAL_PORT"/api/v1/metrics | jq
curl -v localhost:"$LOCAL_PORT"/api/v1/uptime | jq
curl -v localhost:"$LOCAL_PORT"/api/v1/health
# Clean up
docker rm -f "$CONTAINER_NAME"
done
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