fabaccess-bffh/bffhd/config/dhall.rs
2023-01-09 17:05:48 +01:00

178 lines
4.8 KiB
Rust

use std::collections::HashMap;
use std::default::Default;
use std::error::Error;
use std::fmt::{Debug, Display};
use std::marker::PhantomData;
use std::path::PathBuf;
use serde::{Deserialize, Serialize};
use crate::authorization::permissions::PrivilegesBuf;
use crate::authorization::roles::Role;
use crate::capnp::{Listen, TlsListen};
use crate::logging::LogConfig;
use miette::IntoDiagnostic;
use std::path::Path;
#[derive(Debug)]
struct DhallConfig<'a> {
path: &'a Path,
}
pub fn read_config_file(path: impl AsRef<Path>) -> Result<Config, serde_dhall::Error> {
serde_dhall::from_file(path).parse().map_err(Into::into)
}
#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize)]
#[serde(deny_unknown_fields)]
/// A description of a machine
///
/// This is the struct that a machine is serialized to/from.
/// Combining this with the actual state of the system will return a machine
pub struct MachineDescription {
/// The name of the machine. Doesn't need to be unique but is what humans will be presented.
pub name: String,
/// An optional description of the Machine.
#[serde(
default,
skip_serializing_if = "Option::is_none",
deserialize_with = "deser_option"
)]
pub description: Option<String>,
#[serde(
default,
skip_serializing_if = "Option::is_none",
deserialize_with = "deser_option"
)]
pub wiki: Option<String>,
#[serde(
default,
skip_serializing_if = "Option::is_none",
deserialize_with = "deser_option"
)]
pub category: Option<String>,
/// The permission required
#[serde(flatten)]
pub privs: PrivilegesBuf,
}
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct Config {
/// A list of address/port pairs to listen on.
pub listens: Vec<Listen>,
/// Machine descriptions to load
pub machines: HashMap<String, MachineDescription>,
/// Actors to load and their configuration options
pub actors: HashMap<String, ModuleConfig>,
/// Initiators to load and their configuration options
pub initiators: HashMap<String, ModuleConfig>,
pub mqtt_url: String,
pub actor_connections: Vec<(String, String)>,
pub init_connections: Vec<(String, String)>,
pub db_path: PathBuf,
pub auditlog_path: PathBuf,
pub roles: HashMap<String, Role>,
#[serde(flatten)]
pub tlsconfig: TlsListen,
#[serde(default, skip_serializing_if = "Option::is_none")]
pub tlskeylog: Option<PathBuf>,
#[serde(default, skip)]
pub verbosity: isize,
#[serde(default, skip)]
pub logging: LogConfig,
#[serde(default, skip_serializing_if = "Option::is_none")]
pub spacename: Option<String>,
#[serde(default, skip_serializing_if = "Option::is_none")]
pub instanceurl: Option<String>,
}
impl Config {
pub fn is_quiet(&self) -> bool {
self.verbosity < 0
}
}
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct ModuleConfig {
pub module: String,
pub params: HashMap<String, String>,
}
pub(crate) fn deser_option<'de, D, T>(d: D) -> std::result::Result<Option<T>, D::Error>
where
D: serde::Deserializer<'de>,
T: serde::Deserialize<'de>,
{
Ok(T::deserialize(d).ok())
}
impl Default for Config {
fn default() -> Self {
let mut actors: HashMap<String, ModuleConfig> = HashMap::new();
let mut initiators: HashMap<String, ModuleConfig> = HashMap::new();
let machines = HashMap::new();
actors.insert(
"Actor".to_string(),
ModuleConfig {
module: "Shelly".to_string(),
params: HashMap::new(),
},
);
initiators.insert(
"Initiator".to_string(),
ModuleConfig {
module: "TCP-Listen".to_string(),
params: HashMap::new(),
},
);
Config {
listens: vec![Listen {
address: "127.0.0.1".to_string(),
port: None,
}],
actors,
initiators,
machines,
mqtt_url: "tcp://localhost:1883".to_string(),
actor_connections: vec![("Testmachine".to_string(), "Actor".to_string())],
init_connections: vec![("Initiator".to_string(), "Testmachine".to_string())],
db_path: PathBuf::from("/run/bffh/database"),
auditlog_path: PathBuf::from("/var/log/bffh/audit.log"),
roles: HashMap::new(),
tlsconfig: TlsListen {
certfile: PathBuf::from("./bffh.crt"),
keyfile: PathBuf::from("./bffh.key"),
..Default::default()
},
tlskeylog: None,
verbosity: 0,
logging: LogConfig::default(),
instanceurl: None,
spacename: None,
}
}
}