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plugins: add support for wildcard subscription.

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Requested-by: Shahana Farooqui @Shahana
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Changelog-Added: Plugins: plugins can subscribe to all notifications using "*".
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Rusty Russell
2023-07-11 01:53:43 +09:30
parent 3a18d8b355
commit 46fc14c51d
3 changed files with 26 additions and 7 deletions
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7
doc/guides/Developer-s Guide/plugin-development/event-notifications.md
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@@ -13,6 +13,13 @@ Event notifications allow a plugin to subscribe to events in `lightningd`. `ligh
Plugins subscribe by returning an array of subscriptions as part of the `getmanifest` response. The result for the `getmanifest` call above for example subscribes to the two topics `connect` and `disconnect`. The topics that are currently defined and the corresponding payloads are listed below.
### `*`
This is a way of specifying that you want to subscribe to all possible
event notifications. It is not recommended, but is useful for plugins
which want to provide generic infrastructure for others (in future, we
may add the ability to dynamically subscribe/unsubscribe).
### `channel_opened`
A notification for topic `channel_opened` is sent if a peer successfully funded a channel with us. It contains the peer id, the funding amount (in millisatoshis), the funding transaction id, and a boolean indicating if the funding transaction has been included into a block.