Refine Nginx Component (opea-project#523)

Signed-off-by: letonghan <[email protected]>

comps/nginx/docker/Dockerfile

@@ -14,4 +14,7 @@ ENV BACKEND_SERVICE_NAME=chatqna
 ENV BACKEND_SERVICE_IP=localhost
 ENV BACKEND_SERVICE_PORT=8888
 
-CMD /bin/sh -c "envsubst '${FRONTEND_SERVICE_IP} ${FRONTEND_SERVICE_PORT} ${BACKEND_SERVICE_NAME} ${BACKEND_SERVICE_IP} ${BACKEND_SERVICE_PORT}' < /etc/nginx/nginx.conf.template > /etc/nginx/conf.d/default.conf && nginx -g 'daemon off;'"
+COPY start-nginx.sh /usr/local/bin/start-nginx.sh
+RUN chmod +x /usr/local/bin/start-nginx.sh
+
+CMD ["/usr/local/bin/start-nginx.sh"]

comps/nginx/docker/nginx.conf.template

@@ -7,8 +7,7 @@ server {
     listen  [::]:80;
 
     location /home {
-        root   /usr/share/nginx/html;
-        index  index.html index.htm;
+        alias  /usr/share/nginx/html/index.html;
     }
 
     location / {

comps/nginx/docker/start-nginx.sh

@@ -0,0 +1,6 @@
+# Copyright (C) 2024 Intel Corporation
+# SPDX-License-Identifier: Apache-2.0
+
+#!/bin/sh
+envsubst '${FRONTEND_SERVICE_IP} ${FRONTEND_SERVICE_PORT} ${BACKEND_SERVICE_NAME} ${BACKEND_SERVICE_IP} ${BACKEND_SERVICE_PORT}' < /etc/nginx/nginx.conf.template > /etc/nginx/conf.d/default.conf
+nginx -g 'daemon off;'

tests/test_nginx.sh

@@ -0,0 +1,77 @@
+#!/bin/bash
+# Copyright (C) 2024 Intel Corporation
+# SPDX-License-Identifier: Apache-2.0
+
+set -x
+
+WORKPATH=$(dirname "$PWD")
+LOG_PATH="$WORKPATH/tests"
+ip_address=$(hostname -I | awk '{print $1}')
+
+function build_docker_images() {
+    cd $WORKPATH/comps/nginx/docker
+    docker build --no-cache --build-arg https_proxy=$https_proxy --build-arg http_proxy=$http_proxy -t opea/nginx:comps -f ./Dockerfile .
+    if [ $? -ne 0 ]; then
+        echo "opea/nginx built fail"
+        exit 1
+    else
+        echo "opea/nginx built successful"
+    fi
+}
+
+function start_service() {
+    export NGINX_PORT=80
+
+    # Start Docker Containers
+    docker run -d --name test-comps-nginx-server -p 80:80 opea/nginx:comps
+
+    sleep 5s
+}
+
+function validate_service() {
+    NGINX_PORT=80
+    URL="http://${ip_address}:${NGINX_PORT}/home"
+    DOCKER_NAME="test-comps-nginx-server"
+    SERVICE_NAME="nginx"
+    EXPECTED_RESULT="Welcome to nginx!"
+
+    HTTP_RESPONSE=$(curl --silent --write-out "HTTPSTATUS:%{http_code}" "$URL")
+    HTTP_STATUS=$(echo $HTTP_RESPONSE | tr -d '\n' | sed -e 's/.*HTTPSTATUS://')
+    RESPONSE_BODY=$(echo $HTTP_RESPONSE | sed -e 's/HTTPSTATUS\:.*//g')
+
+    docker logs ${DOCKER_NAME} >> ${LOG_PATH}/${SERVICE_NAME}.log
+
+    # check response status
+    if [ "$HTTP_STATUS" -ne "200" ]; then
+        echo "[ $SERVICE_NAME ] HTTP status is not 200. Received status was $HTTP_STATUS"
+        exit 1
+    else
+        echo "[ $SERVICE_NAME ] HTTP status is 200. Checking content..."
+    fi
+    # check response body
+    if [[ "$RESPONSE_BODY" != *"$EXPECTED_RESULT"* ]]; then
+        echo "[ $SERVICE_NAME ] Content does not match the expected result: $RESPONSE_BODY"
+        exit 1
+    else
+        echo "[ $SERVICE_NAME ] Content is as expected."
+    fi
+}
+
+function stop_docker() {
+    cid=$(docker ps -aq --filter "name=test-comps-nginx*")
+    if [[ ! -z "$cid" ]]; then docker stop $cid && docker rm $cid && sleep 1s; fi
+}
+
+function main() {
+
+    stop_docker
+    build_docker_images
+    start_service
+
+    validate_service
+
+    echo y | docker system prune
+
+}
+
+main