domani/src/domain/manager.rs

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use crate::domain::{self, checker, config};
use crate::origin;
use std::error::Error;
use std::future::Future;
use std::{pin, sync};
#[derive(thiserror::Error, Debug)]
pub enum GetConfigError {
#[error("not found")]
NotFound,
#[error(transparent)]
Unexpected(Box<dyn Error>),
}
impl From<config::GetError> for GetConfigError {
fn from(e: config::GetError) -> GetConfigError {
match e {
config::GetError::NotFound => GetConfigError::NotFound,
config::GetError::Unexpected(e) => GetConfigError::Unexpected(e),
}
}
}
#[derive(thiserror::Error, Debug)]
pub enum GetOriginError {
#[error("not found")]
NotFound,
#[error(transparent)]
Unexpected(Box<dyn Error>),
}
impl From<config::GetError> for GetOriginError {
fn from(e: config::GetError) -> GetOriginError {
match e {
config::GetError::NotFound => GetOriginError::NotFound,
config::GetError::Unexpected(e) => GetOriginError::Unexpected(e),
}
}
}
#[derive(thiserror::Error, Debug)]
pub enum SyncError {
#[error("not found")]
NotFound,
#[error("already in progress")]
AlreadyInProgress,
#[error(transparent)]
Unexpected(Box<dyn Error>),
}
impl From<config::GetError> for SyncError {
fn from(e: config::GetError) -> SyncError {
match e {
config::GetError::NotFound => SyncError::NotFound,
config::GetError::Unexpected(e) => SyncError::Unexpected(e),
}
}
}
#[derive(thiserror::Error, Debug)]
pub enum SyncWithConfigError {
#[error("invalid url")]
InvalidURL,
#[error("invalid branch name")]
InvalidBranchName,
#[error("already in progress")]
AlreadyInProgress,
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#[error("target A/AAAA not set")]
TargetANotSet,
#[error("challenge token not set")]
ChallengeTokenNotSet,
#[error(transparent)]
Unexpected(Box<dyn Error>),
}
impl From<origin::store::SyncError> for SyncWithConfigError {
fn from(e: origin::store::SyncError) -> SyncWithConfigError {
match e {
origin::store::SyncError::InvalidURL => SyncWithConfigError::InvalidURL,
origin::store::SyncError::InvalidBranchName => SyncWithConfigError::InvalidBranchName,
origin::store::SyncError::AlreadyInProgress => SyncWithConfigError::AlreadyInProgress,
origin::store::SyncError::Unexpected(e) => SyncWithConfigError::Unexpected(e),
}
}
}
impl From<checker::CheckDomainError> for SyncWithConfigError {
fn from(e: checker::CheckDomainError) -> SyncWithConfigError {
match e {
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checker::CheckDomainError::TargetANotSet => SyncWithConfigError::TargetANotSet,
checker::CheckDomainError::ChallengeTokenNotSet => {
SyncWithConfigError::ChallengeTokenNotSet
}
checker::CheckDomainError::Unexpected(e) => SyncWithConfigError::Unexpected(e),
}
}
}
impl From<config::SetError> for SyncWithConfigError {
fn from(e: config::SetError) -> SyncWithConfigError {
match e {
config::SetError::Unexpected(e) => SyncWithConfigError::Unexpected(e),
}
}
}
//#[mockall::automock]
pub trait Manager {
fn get_config(&self, domain: &domain::Name) -> Result<config::Config, GetConfigError>;
fn get_origin(
&self,
domain: &domain::Name,
) -> Result<Box<dyn origin::Origin + '_>, GetOriginError>;
fn sync(&self, domain: &domain::Name) -> Result<(), SyncError>;
fn sync_with_config(
&self,
domain: domain::Name,
config: config::Config,
) -> pin::Pin<Box<dyn Future<Output = Result<(), SyncWithConfigError>> + Send + '_>>;
}
pub trait BoxedManager: Manager + Send + Sync + Clone {}
struct ManagerImpl<OriginStore, DomainConfigStore>
where
OriginStore: origin::store::BoxedStore,
DomainConfigStore: config::BoxedStore,
{
origin_store: OriginStore,
domain_config_store: DomainConfigStore,
domain_checker: checker::DNSChecker,
}
pub fn new<OriginStore, DomainConfigStore>(
origin_store: OriginStore,
domain_config_store: DomainConfigStore,
domain_checker: checker::DNSChecker,
) -> impl BoxedManager
where
OriginStore: origin::store::BoxedStore,
DomainConfigStore: config::BoxedStore,
{
sync::Arc::new(ManagerImpl {
origin_store,
domain_config_store,
domain_checker,
})
}
impl<OriginStore, DomainConfigStore> BoxedManager
for sync::Arc<ManagerImpl<OriginStore, DomainConfigStore>>
where
OriginStore: origin::store::BoxedStore,
DomainConfigStore: config::BoxedStore,
{
}
impl<OriginStore, DomainConfigStore> Manager
for sync::Arc<ManagerImpl<OriginStore, DomainConfigStore>>
where
OriginStore: origin::store::BoxedStore,
DomainConfigStore: config::BoxedStore,
{
fn get_config(&self, domain: &domain::Name) -> Result<config::Config, GetConfigError> {
Ok(self.domain_config_store.get(domain)?)
}
fn get_origin(
&self,
domain: &domain::Name,
) -> Result<Box<dyn origin::Origin + '_>, GetOriginError> {
let config = self.domain_config_store.get(domain)?;
let origin = self
.origin_store
.get(config.origin_descr)
// if there's a config there should be an origin, any error here is unexpected
.map_err(|e| GetOriginError::Unexpected(Box::from(e)))?;
Ok(Box::from(origin))
}
fn sync(&self, domain: &domain::Name) -> Result<(), SyncError> {
let config = self.domain_config_store.get(domain)?;
self.origin_store
.sync(config.origin_descr, origin::store::Limits {})
.map_err(|e| match e {
origin::store::SyncError::AlreadyInProgress => SyncError::AlreadyInProgress,
_ => SyncError::Unexpected(Box::from(e)),
})?;
Ok(())
}
fn sync_with_config(
&self,
domain: domain::Name,
config: config::Config,
) -> pin::Pin<Box<dyn Future<Output = Result<(), SyncWithConfigError>> + Send + '_>> {
Box::pin(async move {
let config_hash = config
.hash()
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.map_err(|e| SyncWithConfigError::Unexpected(e))?;
self.domain_checker
.check_domain(&domain, &config_hash)
.await?;
self.origin_store
.sync(config.origin_descr.clone(), origin::store::Limits {})?;
self.domain_config_store.set(&domain, &config)?;
Ok(())
})
}
}