You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 
 
 

134 lines
4.5 KiB

#include <ccan/array_size/array_size.h>
#include <lightningd/channel.h>
#include <lightningd/json.h>
#include <lightningd/notification.h>
#include <lightningd/peer_htlcs.h>
const char *notification_topics[] = {
"connect",
"disconnect",
"warning",
"invoice_payment",
"channel_opened",
"forward_event"
};
bool notifications_have_topic(const char *topic)
{
for (size_t i=0; i<ARRAY_SIZE(notification_topics); i++)
if (streq(topic, notification_topics[i]))
return true;
return false;
}
void notify_connect(struct lightningd *ld, struct node_id *nodeid,
struct wireaddr_internal *addr)
{
struct jsonrpc_notification *n =
jsonrpc_notification_start(NULL, "connect");
json_add_node_id(n->stream, "id", nodeid);
json_add_address_internal(n->stream, "address", addr);
jsonrpc_notification_end(n);
plugins_notify(ld->plugins, take(n));
}
void notify_disconnect(struct lightningd *ld, struct node_id *nodeid)
{
struct jsonrpc_notification *n =
jsonrpc_notification_start(NULL, "disconnect");
json_add_node_id(n->stream, "id", nodeid);
jsonrpc_notification_end(n);
plugins_notify(ld->plugins, take(n));
}
/*'warning' is based on LOG_UNUSUAL/LOG_BROKEN level log
*(in plugin module, they're 'warn'/'error' level). */
void notify_warning(struct lightningd *ld, struct log_entry *l)
{
struct jsonrpc_notification *n =
jsonrpc_notification_start(NULL, "warning");
json_object_start(n->stream, "warning");
/* Choose "BROKEN"/"UNUSUAL" to keep consistent with the habit
* of plugin. But this may confuses the users who want to 'getlog'
* with the level indicated by notifications. It is the duty of a
* plugin to eliminate this misunderstanding.
*/
json_add_string(n->stream, "level",
l->level == LOG_BROKEN ? "error"
: "warn");
/* unsuaul/broken event is rare, plugin pay more attentions on
* the absolute time, like when channels failed. */
json_add_time(n->stream, "time", l->time.ts);
json_add_string(n->stream, "source", l->prefix);
json_add_string(n->stream, "log", l->log);
json_object_end(n->stream); /* .warning */
jsonrpc_notification_end(n);
plugins_notify(ld->plugins, take(n));
}
void notify_invoice_payment(struct lightningd *ld, struct amount_msat amount,
struct preimage preimage, const struct json_escape *label)
{
struct jsonrpc_notification *n =
jsonrpc_notification_start(NULL, "invoice_payment");
json_object_start(n->stream, "invoice_payment");
json_add_string(n->stream, "msat",
type_to_string(tmpctx, struct amount_msat, &amount));
json_add_hex(n->stream, "preimage", &preimage, sizeof(preimage));
json_add_escaped_string(n->stream, "label", label);
json_object_end(n->stream);
jsonrpc_notification_end(n);
plugins_notify(ld->plugins, take(n));
}
void notify_channel_opened(struct lightningd *ld, struct node_id *node_id,
struct amount_sat *funding_sat, struct bitcoin_txid *funding_txid,
bool *funding_locked)
{
struct jsonrpc_notification *n =
jsonrpc_notification_start(NULL, "channel_opened");
json_object_start(n->stream, "channel_opened");
json_add_node_id(n->stream, "id", node_id);
json_add_amount_sat_only(n->stream, "amount", *funding_sat);
json_add_txid(n->stream, "funding_txid", funding_txid);
json_add_bool(n->stream, "funding_locked", funding_locked);
json_object_end(n->stream);
jsonrpc_notification_end(n);
plugins_notify(ld->plugins, take(n));
}
void notify_forward_event(struct lightningd *ld,
const struct htlc_in *in,
const struct htlc_out *out,
enum forward_status state,
enum onion_type failcode,
struct timeabs *resolved_time)
{
struct jsonrpc_notification *n =
jsonrpc_notification_start(NULL, "forward_event");
/* Here is more neat to initial a forwarding structure than
* to pass in a bunch of parameters directly*/
struct forwarding *cur = tal(tmpctx, struct forwarding);
cur->channel_in = *in->key.channel->scid;
cur->msat_in = in->msat;
if (out) {
cur->channel_out = *out->key.channel->scid;
cur->msat_out = out->msat;
assert(amount_msat_sub(&cur->fee, in->msat, out->msat));
} else {
cur->channel_out.u64 = 0;
cur->msat_out = AMOUNT_MSAT(0);
cur->fee = AMOUNT_MSAT(0);
}
cur->payment_hash = tal(cur, struct sha256_double);
cur->payment_hash->sha = in->payment_hash;
cur->status = state;
cur->failcode = failcode;
cur->received_time = in->received_time;
cur->resolved_time = tal_steal(cur, resolved_time);
json_format_forwarding_object(n->stream, "forward_event", cur);
jsonrpc_notification_end(n);
plugins_notify(ld->plugins, take(n));
}