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#include <ccan/array_size/array_size.h>
#include <lightningd/channel.h>
#include <lightningd/json.h>
#include <lightningd/notification.h>
#include <lightningd/peer_htlcs.h>
static struct notification *find_notification_by_topic(const char* topic)
{
static struct notification **notilist = NULL;
static size_t num_notis;
if (!notilist)
notilist = autodata_get(notifications, &num_notis);
for (size_t i=0; i<num_notis; i++)
if (streq(notilist[i]->topic, topic))
return notilist[i];
return NULL;
}
bool notifications_have_topic(const char *topic)
{
struct notification *noti = find_notification_by_topic(topic);
if (noti)
return true;
return false;
}
static void connect_notification_serialize(struct json_stream *stream,
struct node_id *nodeid,
struct wireaddr_internal *addr)
{
json_add_node_id(stream, "id", nodeid);
json_add_address_internal(stream, "address", addr);
}
REGISTER_NOTIFICATION(connect,
connect_notification_serialize);
void notify_connect(struct lightningd *ld, struct node_id *nodeid,
struct wireaddr_internal *addr)
{
void (*serialize)(struct json_stream *,
struct node_id *,
struct wireaddr_internal *) = connect_notification_gen.serialize;
struct jsonrpc_notification *n
= jsonrpc_notification_start(NULL, connect_notification_gen.topic);
serialize(n->stream, nodeid, addr);
jsonrpc_notification_end(n);
plugins_notify(ld->plugins, take(n));
}
static void disconnect_notification_serialize(struct json_stream *stream,
struct node_id *nodeid)
{
json_add_node_id(stream, "id", nodeid);
}
REGISTER_NOTIFICATION(disconnect,
disconnect_notification_serialize);
void notify_disconnect(struct lightningd *ld, struct node_id *nodeid)
{
void (*serialize)(struct json_stream *,
struct node_id *) = disconnect_notification_gen.serialize;
struct jsonrpc_notification *n
= jsonrpc_notification_start(NULL, disconnect_notification_gen.topic);
serialize(n->stream, 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). */
static void warning_notification_serialize(struct json_stream *stream,
struct log_entry *l)
{
json_object_start(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(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(stream, "time", l->time.ts);
json_add_string(stream, "source", l->prefix);
json_add_string(stream, "log", l->log);
json_object_end(stream); /* .warning */
}
REGISTER_NOTIFICATION(warning,
warning_notification_serialize);
void notify_warning(struct lightningd *ld, struct log_entry *l)
{
void (*serialize)(struct json_stream *,
struct log_entry *) = warning_notification_gen.serialize;
struct jsonrpc_notification *n
= jsonrpc_notification_start(NULL, warning_notification_gen.topic);
serialize(n->stream, l);
jsonrpc_notification_end(n);
plugins_notify(ld->plugins, take(n));
}
static void invoice_payment_notification_serialize(struct json_stream *stream,
struct amount_msat amount,
struct preimage preimage,
const struct json_escape *label)
{
json_object_start(stream, "invoice_payment");
json_add_string(stream, "msat",
type_to_string(tmpctx, struct amount_msat, &amount));
json_add_hex(stream, "preimage", &preimage, sizeof(preimage));
json_add_escaped_string(stream, "label", label);
json_object_end(stream);
}
REGISTER_NOTIFICATION(invoice_payment,
invoice_payment_notification_serialize)
void notify_invoice_payment(struct lightningd *ld, struct amount_msat amount,
struct preimage preimage, const struct json_escape *label)
{
void (*serialize)(struct json_stream *,
struct amount_msat,
struct preimage,
const struct json_escape *) = invoice_payment_notification_gen.serialize;
struct jsonrpc_notification *n
= jsonrpc_notification_start(NULL, invoice_payment_notification_gen.topic);
serialize(n->stream, amount, preimage, label);
jsonrpc_notification_end(n);
plugins_notify(ld->plugins, take(n));
}
static void channel_opened_notification_serialize(struct json_stream *stream,
struct node_id *node_id,
struct amount_sat *funding_sat,
struct bitcoin_txid *funding_txid,
bool *funding_locked)
{
json_object_start(stream, "channel_opened");
json_add_node_id(stream, "id", node_id);
json_add_amount_sat_only(stream, "amount", *funding_sat);
json_add_txid(stream, "funding_txid", funding_txid);
json_add_bool(stream, "funding_locked", funding_locked);
json_object_end(stream);
}
REGISTER_NOTIFICATION(channel_opened,
channel_opened_notification_serialize)
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)
{
void (*serialize)(struct json_stream *,
struct node_id *,
struct amount_sat *,
struct bitcoin_txid *,
bool *) = channel_opened_notification_gen.serialize;
struct jsonrpc_notification *n
= jsonrpc_notification_start(NULL, channel_opened_notification_gen.topic);
serialize(n->stream, node_id, funding_sat, funding_txid, funding_locked);
jsonrpc_notification_end(n);
plugins_notify(ld->plugins, take(n));
}
static void forward_event_notification_serialize(struct json_stream *stream,
const struct htlc_in *in,
const struct htlc_out *out,
enum forward_status state,
enum onion_type failcode,
struct timeabs *resolved_time)
{
/* 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_dup(cur, struct sha256, &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(stream, "forward_event", cur);
}
REGISTER_NOTIFICATION(forward_event,
forward_event_notification_serialize);
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)
{
void (*serialize)(struct json_stream *,
const struct htlc_in *,
const struct htlc_out *,
enum forward_status,
enum onion_type,
struct timeabs *) = forward_event_notification_gen.serialize;
struct jsonrpc_notification *n
= jsonrpc_notification_start(NULL, forward_event_notification_gen.topic);
serialize(n->stream, in, out, state, failcode, resolved_time);
jsonrpc_notification_end(n);
plugins_notify(ld->plugins, take(n));
}
static void sendpay_success_notification_serialize(struct json_stream *stream,
const struct wallet_payment *payment)
{
json_object_start(stream, "sendpay_success");
json_add_payment_fields(stream, payment);
json_object_end(stream); /* .sendpay_success */
}
REGISTER_NOTIFICATION(sendpay_success,
sendpay_success_notification_serialize);
void notify_sendpay_success(struct lightningd *ld,
const struct wallet_payment *payment)
{
void (*serialize)(struct json_stream *,
const struct wallet_payment *) = sendpay_success_notification_gen.serialize;
struct jsonrpc_notification *n =
jsonrpc_notification_start(NULL, "sendpay_success");
serialize(n->stream, payment);
jsonrpc_notification_end(n);
plugins_notify(ld->plugins, take(n));
}
static void sendpay_failure_notification_serialize(struct json_stream *stream,
const struct wallet_payment *payment,
int pay_errcode,
const u8 *onionreply,
const struct routing_failure *fail,
char *errmsg)
{
json_object_start(stream, "sendpay_failure");
/* In line with the format of json error returned
* by sendpay_fail(). */
json_add_member(stream, "code", false, "%d", pay_errcode);
json_add_string(stream, "message", errmsg);
json_object_start(stream, "data");
json_sendpay_fail_fields(stream,
payment,
pay_errcode,
onionreply,
fail);
json_object_end(stream); /* .data */
json_object_end(stream); /* .sendpay_failure */
}
REGISTER_NOTIFICATION(sendpay_failure,
sendpay_failure_notification_serialize);
void notify_sendpay_failure(struct lightningd *ld,
const struct wallet_payment *payment,
int pay_errcode,
const u8 *onionreply,
const struct routing_failure *fail,
char *errmsg)
{
void (*serialize)(struct json_stream *,
const struct wallet_payment *,
int,
const u8 *,
const struct routing_failure *,
char *) = sendpay_failure_notification_gen.serialize;
struct jsonrpc_notification *n =
jsonrpc_notification_start(NULL, "sendpay_failure");
serialize(n->stream, payment, pay_errcode, onionreply, fail, errmsg);
jsonrpc_notification_end(n);
plugins_notify(ld->plugins, take(n));
}