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coin_mvt: add "output value" to coin movement

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When we log "external" wallet events, it's helpful to know what the
value of that output is, so let's log it
This commit is contained in:
niftynei 2021-11-30 14:15:03 -06:00 • committed by Rusty Russell
parent b7ca45514c
commit 3b3b8fb3ec
3 changed files with 20 additions and 1 deletions
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10
common/coin_mvt.c
View file

@ -61,7 +61,8 @@ static struct chain_coin_mvt *new_chain_coin_mvt(const tal_t *ctx,
const struct sha256 *payment_hash TAKES,
u32 blockheight, enum mvt_tag tag,
struct amount_msat amount,
bool is_credit)
bool is_credit,
struct amount_sat output_val)
{
struct chain_coin_mvt *mvt = tal(ctx, struct chain_coin_mvt);
@ -90,6 +91,7 @@ static struct chain_coin_mvt *new_chain_coin_mvt(const tal_t *ctx,
mvt->debit = amount;
mvt->credit = AMOUNT_MSAT(0);
}
mvt->output_val = output_val;
return mvt;
}
@ -250,6 +252,10 @@ struct coin_mvt *finalize_chain_mvt(const tal_t *ctx,
mvt->tag = chain_mvt->tag;
mvt->credit = chain_mvt->credit;
mvt->debit = chain_mvt->debit;
mvt->output_val = tal(mvt, struct amount_sat);
*mvt->output_val = chain_mvt->output_val;
mvt->timestamp = timestamp;
mvt->blockheight = chain_mvt->blockheight;
mvt->version = COIN_MVT_VERSION;
@ -278,6 +284,7 @@ struct coin_mvt *finalize_channel_mvt(const tal_t *ctx,
mvt->tag = chan_mvt->tag;
mvt->credit = chan_mvt->credit;
mvt->debit = chan_mvt->debit;
mvt->output_val = NULL;
mvt->timestamp = timestamp;
/* channel movements don't have a blockheight */
mvt->blockheight = 0;
@ -345,4 +352,5 @@ void fromwire_chain_coin_mvt(const u8 **cursor, size_t *max, struct chain_coin_m
mvt->tag = fromwire_u8(cursor, max);
mvt->credit = fromwire_amount_msat(cursor, max);
mvt->debit = fromwire_amount_msat(cursor, max);
mvt->output_val = fromwire_amount_sat(cursor, max);
}

7
common/coin_mvt.h
View file

@ -66,6 +66,9 @@ struct chain_coin_mvt {
/* only one or the other */
struct amount_msat credit;
struct amount_msat debit;
/* total value of output (useful for tracking external outs) */
struct amount_sat output_val;
};
/* differs depending on type!? */
@ -94,6 +97,10 @@ struct coin_mvt {
struct amount_msat credit;
struct amount_msat debit;
/* Value of the output. May be different than
* our credit/debit amount, eg channel opens */
struct amount_sat *output_val;
u32 timestamp;
u32 blockheight;

4
lightningd/notification.c
View file

@ -471,6 +471,10 @@ static void coin_movement_notification_serialize(struct json_stream *stream,
json_mvt_id(stream, mvt->type, &mvt->id);
json_add_amount_msat_only(stream, "credit", mvt->credit);
json_add_amount_msat_only(stream, "debit", mvt->debit);
/* Only chain movements */
if (mvt->output_val)
json_add_amount_sat_only(stream, "output_value",
*mvt->output_val);
json_add_string(stream, "tag", mvt_tag_str(mvt->tag));
/* Only chain movements have blockheights. A blockheight