GH-2060 Add better error if separator not provided correctly

AntelopeIO · Jan 10, 2024 · 348ef28 · 348ef28
1 parent 08b62d7
commit 348ef28
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/plugins/signature_provider_plugin/signature_provider_plugin.cpp b/plugins/signature_provider_plugin/signature_provider_plugin.cpp
@@ -43,8 +43,10 @@ class signature_provider_plugin_impl {
          auto delim = spec.find("=");
          EOS_ASSERT(delim != std::string::npos, chain::plugin_config_exception, "Missing \"=\" in the key spec pair");
          // public_key can be base64 encoded with trailing `=`
+         // e.g. --signature-provider PUB_BLS_Fmgk<snip>iuA===KEY:PVT_BLS_NZhJ<snip>ZHFu
          while( spec.size() > delim+1 && spec[delim+1] == '=' )
             ++delim;
+         EOS_ASSERT(delim < spec.size() + 1, chain::plugin_config_exception, "Missing spec data in the key spec pair");
          auto pub_key_str = spec.substr(0, delim);
          auto spec_str = spec.substr(delim + 1);