fix pipeline download

Author: PatrickKoss

scripts/generate-sdk/generate-sdk.sh

@@ -82,7 +82,9 @@ if [ -e ${jar_path} ] && [ $(java -jar ${jar_path} version) == ${GENERATOR_VERSI
 else
     echo "Downloading OpenAPI generator (version ${GENERATOR_VERSION})..."
     mkdir -p ${GENERATOR_PATH}
-    wget https://repo1.maven.org/maven2/org/openapitools/openapi-generator-cli/${GENERATOR_VERSION_NUMBER}/openapi-generator-cli-${GENERATOR_VERSION_NUMBER}.jar -O ${jar_path} --quiet
+    wget --tries=5 --waitretry=10 --retry-connrefused --retry-on-http-error=429,500,502,503,504 \
+        https://repo1.maven.org/maven2/org/openapitools/openapi-generator-cli/${GENERATOR_VERSION_NUMBER}/openapi-generator-cli-${GENERATOR_VERSION_NUMBER}.jar \
+        -O ${jar_path} --quiet
     echo "Download done."
 fi
 

scripts/generate-sdk/languages/go.sh

@@ -243,7 +243,9 @@ generate_go_sdk() {
         else
             echo "Downloading OpenAPI generator (version 6.6.0) for generating the compatibility layer..."
             mkdir -p "${ROOT_DIR}/scripts/bin"
-            wget https://repo1.maven.org/maven2/org/openapitools/openapi-generator-cli/6.6.0/openapi-generator-cli-6.6.0.jar -O ${compat_layer_jar_path} --quiet
+            wget --tries=5 --waitretry=10 --retry-connrefused --retry-on-http-error=429,500,502,503,504 \
+                https://repo1.maven.org/maven2/org/openapitools/openapi-generator-cli/6.6.0/openapi-generator-cli-6.6.0.jar \
+                -O ${compat_layer_jar_path} --quiet
             echo "Download done."
         fi