renepay: add cli option exclude

msggen cannot handle the complex type in renepay-exclude,
therefore I added a rule override for it, just like pay-exclude.

```
msggen cln-grpc/proto/node.proto
Traceback (most recent call last):
  File "/home/rusty/devel/cvs/lightning/contrib/msggen/msggen/__main__.py", line 131, in <module>
    main()
  File "/home/rusty/devel/cvs/lightning/contrib/msggen/msggen/__main__.py", line 115, in main
    run()
  File "/home/rusty/devel/cvs/lightning/contrib/msggen/msggen/__main__.py", line 72, in run
    service = load_jsonrpc_service(
              ^^^^^^^^^^^^^^^^^^^^^
  File "/home/rusty/devel/cvs/lightning/contrib/msggen/msggen/utils/utils.py", line 241, in load_jsonrpc_service
    methods = [load_jsonrpc_method(name) for name in grpc_method_names]
               ^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/rusty/devel/cvs/lightning/contrib/msggen/msggen/utils/utils.py", line 209, in load_jsonrpc_method
    request = CompositeField.from_js(schema["methods"][rpc_name]['request'], path=name)
              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/rusty/devel/cvs/lightning/contrib/msggen/msggen/model.py", line 297, in from_js
    field = ArrayField.from_js(fpath, ftype)
            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/rusty/devel/cvs/lightning/contrib/msggen/msggen/model.py", line 464, in from_js
    itemtype = UnionField.from_js(child_js, path)
               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/rusty/devel/cvs/lightning/contrib/msggen/msggen/model.py", line 393, in from_js
    itemtype = PrimitiveField(
               ^^^^^^^^^^^^^^^
TypeError: PrimitiveField.__init__() missing 2 required positional arguments: 'added' and 'deprecated'
```

Signed-off-by: Lagrang3 <lagrang3@protonmail.com>
Changelog-EXPERIMENTAL: renepay: add cli option "exclude" to manually disable channels and nodes.

.msggen.json

@@ -2842,6 +2842,7 @@
             "RenePay.amount_msat": 2,
             "RenePay.description": 6,
             "RenePay.dev_use_shadow": 8,
+            "RenePay.exclude": 9,
             "RenePay.invstring": 1,
             "RenePay.label": 7,
             "RenePay.maxdelay": 4,
@@ -10097,6 +10098,10 @@
             "added": "pre-v0.10.1",
             "deprecated": null
         },
+        "RenePay.exclude": {
+            "added": "v24.08",
+            "deprecated": null
+        },
         "RenePay.invstring": {
             "added": "pre-v0.10.1",
             "deprecated": null

contrib/msggen/msggen/model.py

@@ -500,6 +500,7 @@ def __str__(self):
 DatastoreUsageKeyField = ArrayField(itemtype=PrimitiveField("string", None, None, added="v23.11", deprecated=None), dims=1, path=None, description=None, added="v23.11", deprecated=None)
 InvoiceExposeprivatechannelsField = ArrayField(itemtype=PrimitiveField("short_channel_id", None, None, added=None, deprecated=None), dims=1, path=None, description=None, added=None, deprecated=None)
 PayExclude = ArrayField(itemtype=PrimitiveField("string", None, None, added=None, deprecated=None), dims=1, path=None, description=None, added=None, deprecated=None)
+RenePayExclude = ArrayField(itemtype=PrimitiveField("string", None, None, added=None, deprecated=None), dims=1, path=None, description=None, added="v24.08", deprecated=None)
 RoutehintListField = PrimitiveField(
     "RoutehintList",
     None,
@@ -539,6 +540,7 @@ def __str__(self):
     'ListDatastore.key': DatastoreKeyField,
     'Invoice.exposeprivatechannels': InvoiceExposeprivatechannelsField,
     'Pay.exclude': PayExclude,
+    'RenePay.exclude': RenePayExclude,
     'KeySend.routehints': RoutehintListField,
     'KeySend.extratlvs': TlvStreamField,
     'Decode.routes': DecodeRoutehintListField,

contrib/msggen/msggen/schema.json

@@ -28620,6 +28620,24 @@
               "Used to attach a label to payments, and is returned in lightning-listpays(7) and lightning-listsendpays(7)."
             ]
           },
+          "exclude": {
+            "added": "v24.08",
+            "type": "array",
+            "description": [
+              "*exclude* is a JSON array of short-channel-id/direction (e.g. [ '564334x877x1/0', '564195x1292x0/1' ]) or pubkey which should be excluded from consideration for routing."
+            ],
+            "default": "not to exclude any channels or nodes",
+            "items": {
+              "oneOf": [
+                {
+                  "type": "short_channel_id_dir"
+                },
+                {
+                  "type": "pubkey"
+                }
+              ]
+            }
+          },
           "dev_use_shadow": {
             "hidden": true,
             "type": "boolean"

doc/schemas/lightning-renepay.json

@@ -60,6 +60,24 @@
           "Used to attach a label to payments, and is returned in lightning-listpays(7) and lightning-listsendpays(7)."
         ]
       },
+      "exclude": {
+        "added": "v24.08",
+        "type": "array",
+        "description": [
+          "*exclude* is a JSON array of short-channel-id/direction (e.g. [ '564334x877x1/0', '564195x1292x0/1' ]) or pubkey which should be excluded from consideration for routing."
+        ],
+        "default": "not to exclude any channels or nodes",
+        "items": {
+          "oneOf": [
+            {
+              "type": "short_channel_id_dir"
+            },
+            {
+              "type": "pubkey"
+            }
+          ]
+        }
+      },
       "dev_use_shadow": {
         "hidden": true,
         "type": "boolean"

plugins/renepay/main.c

@@ -173,6 +173,7 @@ static struct command_result *json_pay(struct command *cmd, const char *buf,
 	u32 *retryfor;
 	const char *description;
 	const char *label;
+	struct route_exclusion **exclusions;
 
 	// dev options
 	bool *use_shadow;
@@ -198,6 +199,7 @@ static struct command_result *json_pay(struct command *cmd, const char *buf,
 			     60), // 60 seconds
 		   p_opt("description", param_string, &description),
 		   p_opt("label", param_string, &label),
+		   p_opt("exclude", param_route_exclusion_array, &exclusions),
 
 		   // FIXME add support for offers
 		   // p_opt("localofferid", param_sha256, &local_offer_id),
@@ -313,7 +315,8 @@ static struct command_result *json_pay(struct command *cmd, const char *buf,
 			*prob_cost_factor_millionths,
 			*riskfactor_millionths,
 			*min_prob_success_millionths,
-			use_shadow);
+			use_shadow,
+			cast_const2(const struct route_exclusion**, exclusions));
 
 		if (!payment)
 			return command_fail(cmd, PLUGIN_ERROR,
@@ -349,7 +352,8 @@ static struct command_result *json_pay(struct command *cmd, const char *buf,
 				    *prob_cost_factor_millionths,
 				    *riskfactor_millionths,
 				    *min_prob_success_millionths,
-				    use_shadow))
+				    use_shadow,
+				    cast_const2(const struct route_exclusion**, exclusions)))
 			return command_fail(
 			    cmd, PLUGIN_ERROR,
 			    "failed to update the payment parameters");

plugins/renepay/payment.c

@@ -32,7 +32,8 @@ struct payment *payment_new(
 	    u64 prob_cost_factor_millionths,
 	    u64 riskfactor_millionths,
 	    u64 min_prob_success_millionths,
-	    bool use_shadow)
+	    bool use_shadow,
+	    const struct route_exclusion **exclusions)
 {
 	struct payment *p = tal(ctx, struct payment);
 	struct payment_info *pinfo = &p->payment_info;
@@ -101,6 +102,14 @@ struct payment *payment_new(
 	p->local_gossmods = NULL;
 	p->disabledmap = disabledmap_new(p);
 
+	for (size_t i = 0; i < tal_count(exclusions); i++) {
+		const struct route_exclusion *ex = exclusions[i];
+		if (ex->type == EXCLUDE_CHANNEL)
+			disabledmap_add_channel(p->disabledmap, ex->u.chan_id);
+		else
+			disabledmap_add_node(p->disabledmap, ex->u.node_id);
+	}
+
 	p->have_results = false;
 	p->retry = false;
 	p->waitresult_timer = NULL;
@@ -137,7 +146,8 @@ bool payment_update(
 		u64 prob_cost_factor_millionths,
 		u64 riskfactor_millionths,
 		u64 min_prob_success_millionths,
-		bool use_shadow)
+		bool use_shadow,
+		const struct route_exclusion **exclusions)
 {
 	assert(p);
 	struct payment_info *pinfo = &p->payment_info;
@@ -192,6 +202,14 @@ bool payment_update(
 	assert(p->disabledmap);
 	disabledmap_reset(p->disabledmap);
 
+	for (size_t i = 0; i < tal_count(exclusions); i++) {
+		const struct route_exclusion *ex = exclusions[i];
+		if (ex->type == EXCLUDE_CHANNEL)
+			disabledmap_add_channel(p->disabledmap, ex->u.chan_id);
+		else
+			disabledmap_add_node(p->disabledmap, ex->u.node_id);
+	}
+
 	p->have_results = false;
 	p->retry = false;
 	p->waitresult_timer = tal_free(p->waitresult_timer);

plugins/renepay/payment.h

@@ -2,6 +2,7 @@
 #define LIGHTNING_PLUGINS_RENEPAY_PAYMENT_H
 #include "config.h"
 #include <common/gossmap.h>
+#include <common/route.h>
 #include <plugins/libplugin.h>
 #include <plugins/renepay/disabledmap.h>
 #include <plugins/renepay/payment_info.h>
@@ -116,7 +117,8 @@ struct payment *payment_new(
 	u64 prob_cost_factor_millionths,
 	u64 riskfactor_millionths,
 	u64 min_prob_success_millionths,
-	bool use_shadow);
+	bool use_shadow,
+	const struct route_exclusion **exclusions);
 
 bool payment_update(
 	struct payment *p,
@@ -129,7 +131,8 @@ bool payment_update(
 	u64 prob_cost_factor_millionths,
 	u64 riskfactor_millionths,
 	u64 min_prob_success_millionths,
-	bool use_shadow);
+	bool use_shadow,
+	const struct route_exclusion **exclusions);
 
 struct amount_msat payment_sent(const struct payment *p);
 struct amount_msat payment_delivered(const struct payment *p);