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peer_control: Indicate how much money in the channel is spendable, given the reserve.

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This commit is contained in:
ZmnSCPxj
2018-04-07 14:06:21 +00:00
committed by Rusty Russell
parent a1cf7897c0
commit 8a9fef2127
1 changed files with 20 additions and 1 deletions
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21
lightningd/peer_control.c
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@@ -662,6 +662,7 @@ static void gossipd_getpeers_complete(struct subd *gossip, const u8 *msg,
list_for_each(&p->channels, channel, list) {
struct channel_id cid;
u64 our_reserve_msat = channel->channel_info.their_config.channel_reserve_satoshis * 1000;
json_object_start(response, NULL);
json_add_string(response, "state",
channel_state_name(channel));
@@ -696,8 +697,26 @@ static void gossipd_getpeers_complete(struct subd *gossip, const u8 *msg,
channel->our_config.dust_limit_satoshis);
json_add_u64(response, "max_htlc_value_in_flight_msat",
channel->our_config.max_htlc_value_in_flight_msat);
json_add_u64(response, "channel_reserve_satoshis",
/* The `channel_reserve_satoshis` is imposed on
* the *other* side (see `channel_reserve_msat`
* function in, it uses `!side` to flip sides).
* So our configuration `channel_reserve_satoshis`
* is imposed on their side, while their
* configuration `channel_reserve_satoshis` is
* imposed on ours. */
json_add_u64(response, "their_channel_reserve_satoshis",
channel->our_config.channel_reserve_satoshis);
json_add_u64(response, "our_channel_reserve_satoshis",
channel->channel_info.their_config.channel_reserve_satoshis);
if (deprecated_apis)
json_add_u64(response, "channel_reserve_satoshis",
channel->our_config.channel_reserve_satoshis);
/* Compute how much we can send via this channel. */
if (channel->our_msatoshi <= our_reserve_msat)
json_add_u64(response, "spendable_msatoshi", 0);
else
json_add_u64(response, "spendable_msatoshi",
channel->our_msatoshi - our_reserve_msat);
json_add_u64(response, "htlc_minimum_msat",
channel->our_config.htlc_minimum_msat);
/* The `to_self_delay` is imposed on the *other*