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offers: make it a runtime option.

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The fetchinvoice and offers plugins disable themselves if the option
isn't enabled (it's enabled by default on EXPERIMENTAL_FEATURES).

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Changelog-Added: `experimental-offers` enables fetch, payment and creation of (early draft) offers.
This commit is contained in:
Rusty Russell
2021-01-13 19:28:38 +10:30
committed by Christian Decker
parent a4bc3e5673
commit 001b5d6416
31 changed files with 1998 additions and 133 deletions
Download Patch File Download Diff File Expand all files Collapse all files

22
plugins/pay.c
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@@ -9,10 +9,8 @@
#include <ccan/tal/str/str.h>
#include <common/amount.h>
#include <common/bolt11.h>
#if EXPERIMENTAL_FEATURES
#include <common/bolt12.h>
#include <common/bolt12_merkle.h>
#endif
#include <common/errcode.h>
#include <common/features.h>
#include <common/gossip_constants.h>
@@ -31,6 +29,7 @@
/* Public key of this node. */
static struct node_id my_id;
static unsigned int maxdelay_default;
static bool exp_offers;
static bool disablempp = false;
static LIST_HEAD(pay_status);
@@ -1804,10 +1803,8 @@ static struct command_result *listsendpays_done(struct command *cmd,
u32 created_at;
invstrtok = json_get_member(buf, t, "bolt11");
#if EXPERIMENTAL_FEATURES
if (!invstrtok)
invstrtok = json_get_member(buf, t, "bolt12");
#endif
hashtok = json_get_member(buf, t, "payment_hash");
createdtok = json_get_member(buf, t, "created_at");
assert(hashtok != NULL);
@@ -1909,9 +1906,10 @@ static const char *init(struct plugin *p,
"{id:%}", JSON_SCAN(json_to_node_id, &my_id));
rpc_scan(p, "listconfigs",
take(json_out_obj(NULL, "config", "max-locktime-blocks")),
"{max-locktime-blocks:%}",
JSON_SCAN(json_to_number, &maxdelay_default));
take(json_out_obj(NULL, NULL, NULL)),
"{max-locktime-blocks:%,experimental-offers:%}",
JSON_SCAN(json_to_number, &maxdelay_default),
JSON_SCAN(json_to_bool, &exp_offers));
return NULL;
}
@@ -1964,10 +1962,8 @@ static struct command_result *json_paymod(struct command *cmd,
struct shadow_route_data *shadow_route;
struct amount_msat *invmsat;
u64 invexpiry;
#if EXPERIMENTAL_FEATURES
struct sha256 *local_offer_id;
const struct tlv_invoice *b12;
#endif
#if DEVELOPER
bool *use_shadow;
#endif
@@ -1988,9 +1984,7 @@ static struct command_result *json_paymod(struct command *cmd,
p_opt_def("maxdelay", param_number, &maxdelay,
maxdelay_default),
p_opt_def("exemptfee", param_msat, &exemptfee, AMOUNT_MSAT(5000)),
#if EXPERIMENTAL_FEATURES
p_opt("localofferid", param_sha256, &local_offer_id),
#endif
#if DEVELOPER
p_opt_def("use_shadow", param_bool, &use_shadow, true),
#endif
@@ -2022,10 +2016,13 @@ static struct command_result *json_paymod(struct command *cmd,
return command_fail(cmd, JSONRPC2_INVALID_PARAMS,
"Invalid bolt11:"
" sets feature var_onion with no secret");
#if EXPERIMENTAL_FEATURES
} else if ((b12 = invoice_decode(cmd, b11str, strlen(b11str),
plugin_feature_set(cmd->plugin),
chainparams, &fail)) != NULL) {
if (!exp_offers)
return command_fail(cmd, JSONRPC2_INVALID_PARAMS,
"experimental-offers disabled");
p->features = tal_steal(p, b12->features);
if (!b12->node_id)
@@ -2082,7 +2079,6 @@ static struct command_result *json_paymod(struct command *cmd,
else
invexpiry = *b12->timestamp + BOLT12_DEFAULT_REL_EXPIRY;
p->local_offer_id = tal_steal(p, local_offer_id);
#endif /* EXPERIMENTAL_FEATURES */
} else
return command_fail(cmd, JSONRPC2_INVALID_PARAMS,
"Invalid bolt11: %s", fail);