proxy: add mcp.internal(r) API

local res = mcp.internal(r) - takes a request object and executes it
against the proxy's internal cache instance.

Experimental as of this commit. Needs more test coverage and
benchmarking.

1 files changed, 8 insertions, 0 deletions

diff --git a/proxy_lua.c b/proxy_lua.c
index aeaf1e5..ede23bb 100644
--- a/proxy_lua.c
+++ b/proxy_lua.c
@@ -90,6 +90,13 @@ static int mcplib_response_gc(lua_State *L) {
         free(r->buf);
     }
 
+    // release our temporary mc_resp sub-object.
+    if (r->cresp != NULL) {
+        mc_resp *cresp = r->cresp;
+        assert(r->thread != NULL);
+        resp_free(r->thread, cresp);
+    }
+
     return 0;
 }
 
@@ -1188,6 +1195,7 @@ int proxy_register_libs(void *ctx, LIBEVENT_THREAD *t, void *state) {
     };
 
     const struct luaL_Reg mcplib_f [] = {
+        {"internal", mcplib_internal},
         {"pool", mcplib_pool},
         {"backend", mcplib_backend},
         {"request", mcplib_request},