1 files changed, 39 insertions, 0 deletions
diff --git a/src/jaegertracing/opentelemetry-cpp/sdk/src/resource/resource_detector.cc b/src/jaegertracing/opentelemetry-cpp/sdk/src/resource/resource_detector.cc
new file mode 100644
index 000000000..c60056539
--- /dev/null
+++ b/src/jaegertracing/opentelemetry-cpp/sdk/src/resource/resource_detector.cc
@@ -0,0 +1,39 @@
+// Copyright The OpenTelemetry Authors
+// SPDX-License-Identifier: Apache-2.0
+
+#include "opentelemetry/sdk/resource/resource_detector.h"
+#include "opentelemetry/sdk/common/env_variables.h"
+#include "opentelemetry/sdk/resource/resource.h"
+
+OPENTELEMETRY_BEGIN_NAMESPACE
+namespace sdk
+{
+namespace resource
+{
+
+const char *OTEL_RESOURCE_ATTRIBUTES = "OTEL_RESOURCE_ATTRIBUTES";
+
+Resource OTELResourceDetector::Detect() noexcept
+{
+  auto attributes_str =
+      opentelemetry::sdk::common::GetEnvironmentVariable(OTEL_RESOURCE_ATTRIBUTES);
+  if (attributes_str.size() == 0)
+  {
+    return Resource();
+  }
+  ResourceAttributes attributes;
+  std::istringstream iss(attributes_str);
+  std::string token;
+  while (std::getline(iss, token, ','))
+  {
+    size_t pos        = token.find('=');
+    std::string key   = token.substr(0, pos);
+    std::string value = token.substr(pos + 1);
+    attributes[key]   = value;
+  }
+  return Resource(attributes);
+}
+
+}  // namespace resource
+}  // namespace sdk
+OPENTELEMETRY_END_NAMESPACE