Fully disable the sidecar on lambda by setting all related configs to false (#2948)

It doesn't work properly there, so just disable it until we fix it.

Signed-off-by: Bob Weinand <[email protected]>

Author: bwoebi

appsec/src/extension/configuration.c

@@ -216,6 +216,11 @@ static void _register_testing_objects(void);
 
 bool dd_config_minit(int module_number)
 {
+    // We have to disable remote config by default on lambda due to issues with the sidecar there. We'll eventually fix it though.
+    if (getenv("AWS_LAMBDA_FUNCTION_NAME")) {
+        config_entries[DDAPPSEC_CONFIG_DD_REMOTE_CONFIG_ENABLED].default_encoded_value = (zai_str) ZAI_STR_FROM_CSTR("false");
+    }
+
     if (!zai_config_minit(config_entries,
             (sizeof config_entries / sizeof *config_entries),
             dd_ini_env_to_ini_name, module_number)) {

ext/configuration.c

@@ -183,7 +183,9 @@ bool ddtrace_config_minit(int module_number) {
 #ifndef _WIN32
     // Sidecar is currently broken - no traces sent. Investigation pending, background sender just works though.
     if (getenv("AWS_LAMBDA_FUNCTION_NAME")) {
+        config_entries[DDTRACE_CONFIG_DD_REMOTE_CONFIG_ENABLED].default_encoded_value = (zai_str) ZAI_STR_FROM_CSTR("false");
         config_entries[DDTRACE_CONFIG_DD_TRACE_SIDECAR_TRACE_SENDER].default_encoded_value = (zai_str) ZAI_STR_FROM_CSTR("false");
+        config_entries[DDTRACE_CONFIG_DD_INSTRUMENTATION_TELEMETRY_ENABLED].default_encoded_value = (zai_str) ZAI_STR_FROM_CSTR("false");
     }
 #endif