maven connectivity parameters (#818)

CI scripts invoke gradle in a way to circumvent Azure-to-Maven connection pool timeout issues.

Author: DellaBitta

build_scripts/android/build.sh

@@ -57,9 +57,11 @@ set +e
 # Retry the build up to 10 times, because the build fetches files from
 # maven and elsewhere, and occasionally the GitHub runners have
 # network connectivity issues that cause the download to fail.
+gradleparams="-Dhttp.keepAlive=false -Dmaven.wagon.http.pool=false\
+ -Dmaven.wagon.httpconnectionManager.ttlSeconds=120"
 for retry in {1..10} error; do
     if [[ $retry == "error" ]]; then exit 5; fi
-    ./gradlew assembleRelease && break
+    ./gradlew assembleRelease "${gradleparams}" && break
     sleep 300
 done
 set -e

scripts/gha/build_testapps.py

@@ -483,6 +483,9 @@ def _build_android(project_dir, sdk_dir):
   gradle_properties = os.path.join(project_dir, "gradle.properties")
   with open(gradle_properties, "a+") as f:
     f.write("systemProp.firebase_cpp_sdk.dir=" + sdk_dir + "\n")
+    f.write("http.keepAlive=false\n")
+    f.write("maven.wagon.http.pool=false\n")
+    f.write("maven.wagon.httpconnectionManager.ttlSeconds=120")
   # This will log the versions of dependencies for debugging purposes.
   _run([gradlew, "dependencies", "--configuration", "debugCompileClasspath"])
   _run([gradlew, "assembleDebug", "--stacktrace"])