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Plugin config options with no defaults

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This commit is contained in:
Justin Moon 2022-07-02 00:13:49 -04:00 • committed by Christian Decker
parent 76623b2ef2
commit f111d6772d
2 changed files with 32 additions and 13 deletions
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30
plugins/src/lib.rs
View file

@ -5,6 +5,7 @@ use tokio::io::{AsyncReadExt, AsyncWriteExt};
extern crate log;
use log::trace;
use messages::Configuration;
use options::ConfigOption;
use std::collections::HashMap;
use std::future::Future;
use std::pin::Pin;
@ -14,7 +15,6 @@ use tokio::sync::Mutex;
use tokio_stream::StreamExt;
use tokio_util::codec::FramedRead;
use tokio_util::codec::FramedWrite;
use options::ConfigOption;
pub mod codec;
pub mod logging;
@ -25,7 +25,6 @@ extern crate serde_json;
pub mod options;
/// Need to tell us about something that went wrong? Use this error
/// type to do that. Use this alias to be safe from future changes in
/// our internal error handling, since we'll implement any necessary
@ -329,16 +328,25 @@ where
// Match up the ConfigOptions and fill in their values if we
// have a matching entry.
for opt in self.options.iter_mut() {
if let Some(val) = call.options.get(opt.name()) {
opt.value = Some(match (opt.default(), &val) {
(OValue::String(_), JValue::String(s)) => OValue::String(s.clone()),
(OValue::Integer(_), JValue::Number(n)) => OValue::Integer(n.as_i64().unwrap()),
(OValue::Boolean(_), JValue::Bool(n)) => OValue::Boolean(*n),
let val = call.options.get(opt.name());
opt.value = match (&opt, &opt.default(), &val) {
(_, OValue::String(_), Some(JValue::String(s))) => Some(OValue::String(s.clone())),
(_, OValue::OptString, Some(JValue::String(s))) => Some(OValue::String(s.clone())),
(_, OValue::OptString, None) => None,
// It's ok to panic, if we get here Core Lightning
// has not enforced the option type.
(_, _) => panic!("Mismatching types in options: {:?} != {:?}", opt, val),
});
(_, OValue::Integer(_), Some(JValue::Number(s))) => {
Some(OValue::Integer(s.as_i64().unwrap()))
}
(_, OValue::OptInteger, Some(JValue::Number(s))) => {
Some(OValue::Integer(s.as_i64().unwrap()))
}
(_, OValue::OptInteger, None) => None,
(_, OValue::Boolean(_), Some(JValue::Bool(s))) => Some(OValue::Boolean(*s)),
(_, OValue::OptBoolean, Some(JValue::Bool(s))) => Some(OValue::Boolean(*s)),
(_, OValue::OptBoolean, None) => None,
(o, _, _) => panic!("Type mismatch for option {:?}", o),
}
}

15
plugins/src/options.rs
View file

@ -1,11 +1,14 @@
use serde::ser::{SerializeStruct, Serializer};
use serde::{Serialize};
use serde::Serialize;
#[derive(Clone, Debug)]
pub enum Value {
String(String),
Integer(i64),
Boolean(bool),
OptString,
OptInteger,
OptBoolean,
}
/// An stringly typed option that is passed to
@ -45,11 +48,19 @@ impl Serialize for ConfigOption {
s.serialize_field("type", "int")?;
s.serialize_field("default", i)?;
}
Value::Boolean(b) => {
s.serialize_field("type", "bool")?;
s.serialize_field("default", b)?;
}
Value::OptString => {
s.serialize_field("type", "string")?;
}
Value::OptInteger => {
s.serialize_field("type", "int")?;
}
Value::OptBoolean => {
s.serialize_field("type", "bool")?;
}
}
s.serialize_field("description", &self.description)?;