Use Docker container IP address and port as manifest endpoint for run…

…ning integration tests in CI

.github/docker/simple-server.compose.yml

@@ -15,6 +15,7 @@ services:
       - "6379"
 
   server:
+    container_name: simple-server
     image: simpledotorg/server:latest
     command: bash -c "rm -f tmp/pids/server.pid && bundle exec rake db:setup; bundle exec rails s -p 3000 -b '0.0.0.0'"
     expose:

.github/workflows/ci_checks.yml

@@ -143,6 +143,15 @@ jobs:
         run: |
           docker compose -f ".github/docker/simple-server.compose.yml" up -d
 
+      - name: Get Docker server IP address
+        run: |
+          IP_ADDRESS=$(docker inspect -f '{{range .NetworkSettings.Networks}}{{.IPAddress}}{{end}}' simple-server)
+          echo "Docker container IP address is: $IP_ADDRESS"
+          echo "DOCKER_IP=$IP_ADDRESS" >> $GITHUB_ENV
+
+      - name: Replace IP address in network security config
+        run: sed -i 's/localhost/$DOCKER_IP/g' app/src/main/res/xml/network_config.xml
+
       - name: Cache AVD
         uses: actions/cache@v4
         id: avd-cache
@@ -176,10 +185,8 @@ jobs:
 
       - name: Build QA Test Artifacts
         id: build-instrumented-tests
-        env:
-          SIMPLE_SERVER_HOST: http://10.0.2.2:8420
         run: |
-          ./gradlew --build-cache --no-daemon -PmanifestEndpoint=$SIMPLE_SERVER_HOST/api/ assembleQaDebug assembleQaDebugAndroidTest
+          ./gradlew --build-cache --no-daemon -PmanifestEndpoint=http://$DOCKER_IP:8420/api/ assembleQaDebug assembleQaDebugAndroidTest
 
       - name: QA Android Tests
         id: run-instrumented-tests

app/src/main/res/xml/network_config.xml

@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <network-security-config>
   <domain-config cleartextTrafficPermitted="true">
-    <!--We use this local host and port for our integration tests in CI-->
-    <domain includeSubdomains="true">10.0.2.2</domain>
+    <!-- We replace the localhost with Docker container IP address during CI -->
+    <domain includeSubdomains="true">localhost</domain>
   </domain-config>
 </network-security-config>