Disable HTTP request for region

wxdata/include/scwx/util/environment.hpp

@@ -0,0 +1,13 @@
+#pragma once
+
+#include <string>
+
+namespace scwx
+{
+namespace util
+{
+
+void SetEnvironment(const std::string& name, const std::string& value);
+
+} // namespace util
+} // namespace scwx

wxdata/source/scwx/provider/aws_nexrad_data_provider.cpp

@@ -1,4 +1,5 @@
 #include <scwx/provider/aws_nexrad_data_provider.hpp>
+#include <scwx/util/environment.hpp>
 #include <scwx/util/logger.hpp>
 #include <scwx/util/map.hpp>
 #include <scwx/util/time.hpp>
@@ -51,6 +52,9 @@ public:
        lastModified_ {},
        updatePeriod_ {}
    {
+      // Disable HTTP request for region
+      util::SetEnvironment("AWS_EC2_METADATA_DISABLED", "true");
+
       Aws::Client::ClientConfiguration config;
       config.region = region_;
 

wxdata/source/scwx/util/environment.cpp

@@ -0,0 +1,31 @@
+#include <scwx/util/environment.hpp>
+#include <scwx/util/logger.hpp>
+
+#ifndef _WIN32
+#   include <cstdlib>
+#endif
+
+namespace scwx
+{
+namespace util
+{
+
+static const std::string logPrefix_ {"scwx::util::environment"};
+static const auto        logger_ = util::Logger::Create(logPrefix_);
+
+void SetEnvironment(const std::string& name, const std::string& value)
+{
+#ifdef _WIN32
+   errno_t error = _putenv_s(name.c_str(), value.c_str());
+#else
+   int error = setenv(name.c_str(), value.c_str(), 1);
+#endif
+
+   if (error != 0)
+   {
+      logger_->warn("Could not set environment variable: {}={}", name, value);
+   }
+}
+
+} // namespace util
+} // namespace scwx

wxdata/wxdata.cmake

@@ -44,7 +44,8 @@ set(SRC_PROVIDER source/scwx/provider/aws_level2_data_provider.cpp
                  source/scwx/provider/aws_nexrad_data_provider.cpp
                  source/scwx/provider/nexrad_data_provider.cpp
                  source/scwx/provider/nexrad_data_provider_factory.cpp)
-set(HDR_UTIL include/scwx/util/float.hpp
+set(HDR_UTIL include/scwx/util/environment.hpp
+             include/scwx/util/float.hpp
              include/scwx/util/iterator.hpp
              include/scwx/util/logger.hpp
              include/scwx/util/map.hpp
@@ -53,7 +54,8 @@ set(HDR_UTIL include/scwx/util/float.hpp
              include/scwx/util/threads.hpp
              include/scwx/util/time.hpp
              include/scwx/util/vectorbuf.hpp)
-set(SRC_UTIL source/scwx/util/float.cpp
+set(SRC_UTIL source/scwx/util/environment.cpp
+             source/scwx/util/float.cpp
              source/scwx/util/logger.cpp
              source/scwx/util/rangebuf.cpp
              source/scwx/util/streams.cpp