[MOD] Make tls optional

Schema/Config.json

@@ -6,8 +6,8 @@
   "types": {
     "ConfigTls": {
       "fields": {
-        "cert": { "type": "string" },
-        "key":  { "type": "string" }
+        "cert": { "type": "string",                     "required": true }, 
+        "key":  { "type": "string",                     "required": true } 
       },
       "type": "struct"
     },

docs/user/config.md

@@ -19,8 +19,7 @@ key-value form:
     "serverName": "telodendria.io",
     "listen": [
         {
-            "port": 8008,
-            "tls": false
+            "port": 8008
         }
     ]
 
@@ -51,7 +50,7 @@ Here are the top-level directives:
     this is a concern, a reverse-proxy such as `relayd` can be placed
     in front of Telodendria to block access to undesired APIs.
 
-  - **tls:** `Object|null|false`
+  - **tls:** `Object`
 
     Telodendria can be compiled with TLS support. If it is, then a
     particular listener can be set to use TLS for connections. If

src/Config.c

@@ -120,6 +120,7 @@ ConfigCreateDefault(Db * db)
     ConfigListener *listener;
 
     HashMap *json;
+    JsonValue *val;
 
     DbRef *ref;
 
@@ -147,16 +148,17 @@ ConfigCreateDefault(Db * db)
     /* Add simple listener without TLS. */
     config.listen = ArrayCreate();
     listener = Malloc(sizeof(ConfigListener));
-    listener->maxConnections = Int64Create(0, 0);
+    listener->maxConnections = Int64Create(0, 32);
     listener->port = Int64Create(0, 8008);
-    listener->threads = Int64Create(0, 0);
+    listener->threads = Int64Create(0, 4);
 
-    listener->tls.key = NULL;
-    listener->tls.cert = NULL;
     ArrayAdd(config.listen, listener);
 
     /* Write it all out to the configuration file. */
     json = ConfigToJson(&config);
+    val = JsonGet(json, 1, "listen");
+    val = ArrayGet(JsonValueAsArray(val), 0);
+    JsonValueFree(HashMapDelete(JsonValueAsObject(val), "tls"));
 
     ref = DbCreate(db, 1, "config");
     if (!ref)