mirror of
https://gitlab.com/fabinfra/fabaccess/bffh.git
synced 2024-11-22 06:47:56 +01:00
Api framework impl
This commit is contained in:
Nadja Reitzenstein
parent
999463e0e9
commit
df5ee9a0a1
@ -1,15 +1,25 @@
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use api::machine_capnp::machine::{
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admin, admin::Server as AdminServer,
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check, check::Server as CheckServer,
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info, info::Server as InfoServer,
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in_use as inuse, in_use::Server as InUseServer,
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manage, manage::Server as ManageServer,
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use_, use_::Server as UseServer,
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};
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use crate::resources::modules::fabaccess::MachineState;
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use crate::resources::Resource;
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use crate::session::SessionHandle;
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use api::machine_capnp::machine::{
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admin, admin::Server as AdminServer, check, check::Server as CheckServer, in_use as inuse,
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in_use::Server as InUseServer, info, info::Server as InfoServer, manage,
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manage::Server as ManageServer, use_, use_::Server as UseServer, Builder,
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};
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use capnp::capability::Promise;
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use capnp_rpc::pry;
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#[derive(Clone)]
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pub struct Machine {
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session: SessionHandle,
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resource: Resource,
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}
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impl Machine {
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/// Builds a machine into the given builder. Re
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pub fn build(session: SessionHandle, resource: Resource, builder: Builder) {
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if resource.visible(&session) {}
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}
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}
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impl InfoServer for Machine {
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@ -17,8 +27,8 @@ impl InfoServer for Machine {
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&mut self,
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_: info::GetPropertyListParams,
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_: info::GetPropertyListResults,
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) -> ::capnp::capability::Promise<(), ::capnp::Error> {
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::capnp::capability::Promise::err(::capnp::Error::unimplemented(
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) -> Promise<(), ::capnp::Error> {
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Promise::err(::capnp::Error::unimplemented(
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"method not implemented".to_string(),
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))
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}
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@ -26,38 +36,46 @@ impl InfoServer for Machine {
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&mut self,
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_: info::GetReservationListParams,
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_: info::GetReservationListResults,
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) -> ::capnp::capability::Promise<(), ::capnp::Error> {
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::capnp::capability::Promise::err(::capnp::Error::unimplemented(
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) -> Promise<(), ::capnp::Error> {
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Promise::err(::capnp::Error::unimplemented(
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"method not implemented".to_string(),
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))
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}
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}
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impl UseServer for Machine {
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fn use_(
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&mut self,
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_: use_::UseParams,
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_: use_::UseResults,
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) -> ::capnp::capability::Promise<(), ::capnp::Error> {
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::capnp::capability::Promise::err(::capnp::Error::unimplemented(
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"method not implemented".to_string(),
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))
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fn use_(&mut self, _: use_::UseParams, _: use_::UseResults) -> Promise<(), ::capnp::Error> {
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let resource = self.resource.clone();
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let session = self.session.clone();
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Promise::from_future(async move {
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let user = session.get_user();
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resource.try_update(session, MachineState::used(user)).await;
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Ok(())
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})
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}
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fn reserve(
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&mut self,
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_: use_::ReserveParams,
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_: use_::ReserveResults,
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) -> ::capnp::capability::Promise<(), ::capnp::Error> {
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::capnp::capability::Promise::err(::capnp::Error::unimplemented(
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"method not implemented".to_string(),
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))
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) -> Promise<(), ::capnp::Error> {
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let resource = self.resource.clone();
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let session = self.session.clone();
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Promise::from_future(async move {
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let user = session.get_user();
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resource
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.try_update(session, MachineState::reserved(user))
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.await;
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Ok(())
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})
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}
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fn reserveto(
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&mut self,
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_: use_::ReservetoParams,
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_: use_::ReservetoResults,
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) -> ::capnp::capability::Promise<(), ::capnp::Error> {
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::capnp::capability::Promise::err(::capnp::Error::unimplemented(
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) -> Promise<(), ::capnp::Error> {
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Promise::err(::capnp::Error::unimplemented(
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"method not implemented".to_string(),
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))
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}
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@ -68,17 +86,21 @@ impl InUseServer for Machine {
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&mut self,
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_: inuse::GiveBackParams,
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_: inuse::GiveBackResults,
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) -> ::capnp::capability::Promise<(), ::capnp::Error> {
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::capnp::capability::Promise::err(::capnp::Error::unimplemented(
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"method not implemented".to_string(),
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))
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) -> Promise<(), ::capnp::Error> {
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let resource = self.resource.clone();
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let session = self.session.clone();
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Promise::from_future(async move {
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resource.give_back(session.clone()).await;
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Ok(())
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})
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}
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fn send_raw_data(
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&mut self,
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_: inuse::SendRawDataParams,
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_: inuse::SendRawDataResults,
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) -> ::capnp::capability::Promise<(), ::capnp::Error> {
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::capnp::capability::Promise::err(::capnp::Error::unimplemented(
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) -> Promise<(), ::capnp::Error> {
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Promise::err(::capnp::Error::unimplemented(
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"method not implemented".to_string(),
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))
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}
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@ -89,17 +111,18 @@ impl CheckServer for Machine {
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&mut self,
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_: check::CheckParams,
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_: check::CheckResults,
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) -> ::capnp::capability::Promise<(), ::capnp::Error> {
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::capnp::capability::Promise::err(::capnp::Error::unimplemented(
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) -> Promise<(), ::capnp::Error> {
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Promise::err(::capnp::Error::unimplemented(
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"method not implemented".to_string(),
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))
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}
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fn reject(
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&mut self,
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_: check::RejectParams,
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_: check::RejectResults,
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) -> ::capnp::capability::Promise<(), ::capnp::Error> {
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::capnp::capability::Promise::err(::capnp::Error::unimplemented(
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) -> Promise<(), ::capnp::Error> {
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Promise::err(::capnp::Error::unimplemented(
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"method not implemented".to_string(),
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))
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}
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@ -110,8 +133,8 @@ impl ManageServer for Machine {
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&mut self,
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_: manage::GetMachineInfoExtendedParams,
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_: manage::GetMachineInfoExtendedResults,
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) -> ::capnp::capability::Promise<(), ::capnp::Error> {
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::capnp::capability::Promise::err(::capnp::Error::unimplemented(
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) -> Promise<(), ::capnp::Error> {
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Promise::err(::capnp::Error::unimplemented(
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"method not implemented".to_string(),
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))
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}
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@ -119,8 +142,8 @@ impl ManageServer for Machine {
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&mut self,
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_: manage::SetPropertyParams,
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_: manage::SetPropertyResults,
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) -> ::capnp::capability::Promise<(), ::capnp::Error> {
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::capnp::capability::Promise::err(::capnp::Error::unimplemented(
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) -> Promise<(), ::capnp::Error> {
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Promise::err(::capnp::Error::unimplemented(
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"method not implemented".to_string(),
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))
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}
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@ -128,74 +151,104 @@ impl ManageServer for Machine {
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&mut self,
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_: manage::RemovePropertyParams,
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_: manage::RemovePropertyResults,
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) -> ::capnp::capability::Promise<(), ::capnp::Error> {
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::capnp::capability::Promise::err(::capnp::Error::unimplemented(
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) -> Promise<(), ::capnp::Error> {
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Promise::err(::capnp::Error::unimplemented(
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"method not implemented".to_string(),
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))
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}
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fn force_use(
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&mut self,
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_: manage::ForceUseParams,
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_: manage::ForceUseResults,
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) -> ::capnp::capability::Promise<(), ::capnp::Error> {
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::capnp::capability::Promise::err(::capnp::Error::unimplemented(
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"method not implemented".to_string(),
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))
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) -> Promise<(), ::capnp::Error> {
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let resource = self.resource.clone();
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let session = self.session.clone();
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Promise::from_future(async move {
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resource
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.force_set(MachineState::used(session.get_user()))
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.await;
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Ok(())
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})
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}
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fn force_free(
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&mut self,
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_: manage::ForceFreeParams,
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_: manage::ForceFreeResults,
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) -> ::capnp::capability::Promise<(), ::capnp::Error> {
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::capnp::capability::Promise::err(::capnp::Error::unimplemented(
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"method not implemented".to_string(),
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))
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) -> Promise<(), ::capnp::Error> {
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let resource = self.resource.clone();
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let session = self.session.clone();
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Promise::from_future(async move {
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resource.force_set(MachineState::free()).await;
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Ok(())
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})
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}
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fn force_transfer(
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&mut self,
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_: manage::ForceTransferParams,
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_: manage::ForceTransferResults,
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) -> ::capnp::capability::Promise<(), ::capnp::Error> {
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::capnp::capability::Promise::err(::capnp::Error::unimplemented(
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) -> Promise<(), ::capnp::Error> {
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Promise::err(::capnp::Error::unimplemented(
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"method not implemented".to_string(),
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))
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}
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fn block(
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&mut self,
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_: manage::BlockParams,
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_: manage::BlockResults,
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) -> ::capnp::capability::Promise<(), ::capnp::Error> {
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::capnp::capability::Promise::err(::capnp::Error::unimplemented(
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"method not implemented".to_string(),
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))
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) -> Promise<(), ::capnp::Error> {
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let resource = self.resource.clone();
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let session = self.session.clone();
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Promise::from_future(async move {
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resource
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.force_set(MachineState::blocked(session.get_user()))
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.await;
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Ok(())
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})
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}
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fn disabled(
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&mut self,
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_: manage::DisabledParams,
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_: manage::DisabledResults,
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) -> ::capnp::capability::Promise<(), ::capnp::Error> {
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::capnp::capability::Promise::err(::capnp::Error::unimplemented(
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"method not implemented".to_string(),
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))
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) -> Promise<(), ::capnp::Error> {
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let mut resource = self.resource.clone();
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Promise::from_future(async move {
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resource.force_set(MachineState::disabled()).await;
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Ok(())
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})
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}
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}
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impl AdminServer for Machine {
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fn force_set_state(
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&mut self,
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_: admin::ForceSetStateParams,
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params: admin::ForceSetStateParams,
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_: admin::ForceSetStateResults,
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) -> ::capnp::capability::Promise<(), ::capnp::Error> {
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::capnp::capability::Promise::err(::capnp::Error::unimplemented(
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"method not implemented".to_string(),
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))
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) -> Promise<(), ::capnp::Error> {
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use api::schema::machine_capnp::machine::MachineState as APIMState;
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let user = self.session.get_user();
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let state = match pry!(pry!(params.get()).get_state()) {
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APIMState::Free => MachineState::free(),
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APIMState::Blocked => MachineState::blocked(user),
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APIMState::Disabled => MachineState::disabled(),
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APIMState::InUse => MachineState::used(user),
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APIMState::Reserved => MachineState::reserved(user),
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APIMState::ToCheck => MachineState::check(user),
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APIMState::Totakeover => return Promise::err(::capnp::Error::unimplemented(
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"totakeover not implemented".to_string(),
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)),
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};
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self.resource.force_set(state);
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Promise::ok(())
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}
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fn force_set_user(
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&mut self,
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_: admin::ForceSetUserParams,
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_: admin::ForceSetUserResults,
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) -> ::capnp::capability::Promise<(), ::capnp::Error> {
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::capnp::capability::Promise::err(::capnp::Error::unimplemented(
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) -> Promise<(), ::capnp::Error> {
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Promise::err(::capnp::Error::unimplemented(
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"method not implemented".to_string(),
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))
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}
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@ -203,8 +256,8 @@ impl AdminServer for Machine {
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&mut self,
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_: admin::GetAdminPropertyListParams,
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_: admin::GetAdminPropertyListResults,
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) -> ::capnp::capability::Promise<(), ::capnp::Error> {
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::capnp::capability::Promise::err(::capnp::Error::unimplemented(
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) -> Promise<(), ::capnp::Error> {
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Promise::err(::capnp::Error::unimplemented(
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"method not implemented".to_string(),
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))
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}
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@ -212,8 +265,8 @@ impl AdminServer for Machine {
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&mut self,
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_: admin::SetAdminPropertyParams,
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_: admin::SetAdminPropertyResults,
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) -> ::capnp::capability::Promise<(), ::capnp::Error> {
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::capnp::capability::Promise::err(::capnp::Error::unimplemented(
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) -> Promise<(), ::capnp::Error> {
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Promise::err(::capnp::Error::unimplemented(
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"method not implemented".to_string(),
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))
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}
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@ -221,8 +274,8 @@ impl AdminServer for Machine {
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&mut self,
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_: admin::RemoveAdminPropertyParams,
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_: admin::RemoveAdminPropertyResults,
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) -> ::capnp::capability::Promise<(), ::capnp::Error> {
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::capnp::capability::Promise::err(::capnp::Error::unimplemented(
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) -> Promise<(), ::capnp::Error> {
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Promise::err(::capnp::Error::unimplemented(
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"method not implemented".to_string(),
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))
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}
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@ -4,23 +4,29 @@ use api::machinesystem_capnp::machine_system::{
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info, InfoParams, InfoResults, Server as MachineSystem,
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};
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use capnp::capability::Promise;
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use capnp_rpc::pry;
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use crate::capnp::machine::Machine;
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use crate::resources::Resource;
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use crate::resources::search::ResourcesHandle;
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#[derive(Debug, Clone)]
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#[derive(Clone)]
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pub struct Machines {
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session: SessionHandle,
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resources: ResourcesHandle,
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}
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impl Machines {
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pub fn new(session: SessionHandle) -> Self {
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Self { session }
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let resources = ResourcesHandle::new();
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Self { session, resources }
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}
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}
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impl MachineSystem for Machines {
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fn info(&mut self, _: InfoParams, _: InfoResults) -> Promise<(), ::capnp::Error> {
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Promise::err(::capnp::Error::unimplemented(
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"method not implemented".to_string(),
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))
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fn info(&mut self, _: InfoParams, mut result: InfoResults) -> Promise<(), ::capnp::Error> {
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// TODO permission checking
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result.get().set_info(capnp_rpc::new_client(self.clone()));
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Promise::ok(())
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}
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}
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@ -28,28 +34,52 @@ impl info::Server for Machines {
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fn get_machine_list(
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&mut self,
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_: info::GetMachineListParams,
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_: info::GetMachineListResults,
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mut result: info::GetMachineListResults,
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) -> Promise<(), ::capnp::Error> {
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Promise::err(::capnp::Error::unimplemented(
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"method not implemented".to_string(),
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))
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let machine_list: Vec<(usize, &Resource)> = self.resources.list_all()
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.into_iter()
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.filter(|resource| resource.visible(&self.session))
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.enumerate()
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.collect();
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let mut builder = result.get().init_machine_list(machine_list.len() as u32);
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for (i, m) in machine_list {
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let resource = m.clone();
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let mut mbuilder = builder.reborrow().get(i as u32);
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Machine::build(self.session.clone(), resource, mbuilder);
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}
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Promise::ok(())
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}
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fn get_machine(
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&mut self,
|
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_: info::GetMachineParams,
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_: info::GetMachineResults,
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params: info::GetMachineParams,
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mut result: info::GetMachineResults,
|
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) -> Promise<(), ::capnp::Error> {
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Promise::err(::capnp::Error::unimplemented(
|
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"method not implemented".to_string(),
|
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))
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let params = pry!(params.get());
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let id = pry!(params.get_id());
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if let Some(resource) = self.resources.get_by_id(id) {
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let mut builder = result.get();
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Machine::build(self.session.clone(), resource.clone(), builder);
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}
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Promise::ok(())
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}
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fn get_machine_u_r_n(
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&mut self,
|
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_: info::GetMachineURNParams,
|
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_: info::GetMachineURNResults,
|
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params: info::GetMachineURNParams,
|
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mut result: info::GetMachineURNResults,
|
||||
) -> Promise<(), ::capnp::Error> {
|
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Promise::err(::capnp::Error::unimplemented(
|
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"method not implemented".to_string(),
|
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))
|
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let params = pry!(params.get());
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let urn = pry!(params.get_urn());
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|
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if let Some(resource) = self.resources.get_by_urn(urn) {
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let mut builder = result.get();
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Machine::build(self.session.clone(), resource.clone(), builder);
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}
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Promise::ok(())
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}
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}
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@ -43,7 +43,7 @@ use rkyv::Deserialize;
|
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use rkyv::ser::serializers::AlignedSerializer;
|
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use std::sync::Arc;
|
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use std::path::Path;
|
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use crate::users::{User, UserDB};
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use crate::users::db::{User, UserDB};
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use std::collections::HashMap;
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use crate::resources::state::{OwnedEntry, State, db::StateDB};
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use std::iter::FromIterator;
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|
||||
@ -5,7 +5,7 @@ use async_channel as channel;
|
||||
use async_oneshot as oneshot;
|
||||
use futures_signals::signal::Signal;
|
||||
use futures_util::future::BoxFuture;
|
||||
use crate::resources::{Error, Update};
|
||||
use crate::resources::driver::{Error, Update};
|
||||
use crate::resources::claim::{ResourceID, UserID};
|
||||
use crate::resources::state::State;
|
||||
|
||||
|
||||
@ -87,6 +87,8 @@ impl Diflouroborane {
|
||||
SIGTERM,
|
||||
]).context("Failed to construct signal handler")?;
|
||||
|
||||
|
||||
|
||||
let tlsconfig = TlsConfig::new(config.tlskeylog.as_ref(), !config.is_quiet())?;
|
||||
let acceptor = tlsconfig.make_tls_acceptor(&config.tlsconfig)?;
|
||||
|
||||
|
||||
@ -1,7 +1,7 @@
|
||||
use std::sync::Arc;
|
||||
use async_channel::Sender;
|
||||
use lmdb::Environment;
|
||||
use crate::resources::Update;
|
||||
use crate::resources::driver::Update;
|
||||
|
||||
#[derive(Clone, Debug)]
|
||||
/// Database of currently valid claims, interests and notify, as far as applicable
|
||||
|
||||
140
bffhd/resources/driver.rs
Normal file
140
bffhd/resources/driver.rs
Normal file
@ -0,0 +1,140 @@
|
||||
use std::fmt::Debug;
|
||||
use async_trait::async_trait;
|
||||
|
||||
use futures_signals::signal::Mutable;
|
||||
use async_oneshot::Sender;
|
||||
use async_channel::Receiver;
|
||||
|
||||
use super::state::State;
|
||||
use super::state::db::StateAccessor;
|
||||
|
||||
/// A resources in BFFH has to contain several different parts;
|
||||
/// - Currently set state
|
||||
/// - Execution state of attached actors (⇒ BFFH's job)
|
||||
/// - Output of interal logic of a resources
|
||||
/// ⇒ Resource logic gets read access to set state and write access to output state.
|
||||
/// ⇒ state `update` happens via resources logic. This logic should do access control. If the update
|
||||
/// succeeds then BFFH stores those input parameters ("set" state) and results / output state.
|
||||
/// Storing input parameters is relevant so that BFFH can know that an "update" is a no-op
|
||||
/// without having to run the module code.
|
||||
/// ⇒ in fact actors only really care about the output state, and shouldn't (need to) see "set"
|
||||
/// state.
|
||||
/// ⇒ example reserving:
|
||||
/// - Claimant sends 'update' message with a new state
|
||||
/// - Doesn't set the state until `update` has returned Ok.
|
||||
/// - This runs the `update` function with that new state and the claimants user context returning
|
||||
/// either an Ok or an Error.
|
||||
/// - Error is returned to Claimant to show user, stop.
|
||||
/// - On ok:
|
||||
/// - Commit new "set" state, storing it and making it visible to all other claimants
|
||||
/// - Commit new output state, storing it and notifying all connected actors / Notify
|
||||
/// ⇒ BFFHs job in this whole ordeal is:
|
||||
/// - Message passing primitives so that update message are queued
|
||||
/// - As reliable as possible storage system for input and output state
|
||||
/// - Again message passing so that updates are broadcasted to all Notify and Actors.
|
||||
/// ⇒ Resource module's job is:
|
||||
/// - Validating updates semantically i.e. are the types correct
|
||||
/// - Check authorization of updates i.e. is this user allowed to do that
|
||||
#[async_trait]
|
||||
pub trait ResourceModel: Debug {
|
||||
/// Run whatever internal logic this resources has for the given State update, and return the
|
||||
/// new output state that this update produces.
|
||||
async fn on_update(&mut self, input: &State) -> Result<State, Error>;
|
||||
async fn shutdown(&mut self);
|
||||
}
|
||||
|
||||
#[derive(Debug)]
|
||||
pub struct Passthrough;
|
||||
#[async_trait]
|
||||
impl ResourceModel for Passthrough {
|
||||
async fn on_update(&mut self, input: &State) -> Result<State, Error> {
|
||||
Ok(input.clone())
|
||||
}
|
||||
|
||||
async fn shutdown(&mut self) {}
|
||||
}
|
||||
|
||||
/// Error type a resources implementation can produce
|
||||
#[derive(Debug)]
|
||||
pub enum Error {
|
||||
Internal(Box<dyn std::error::Error + Send>),
|
||||
Denied,
|
||||
}
|
||||
|
||||
// TODO: more message context
|
||||
#[derive(Debug)]
|
||||
pub struct Update {
|
||||
pub state: State,
|
||||
pub errchan: Sender<Error>,
|
||||
}
|
||||
|
||||
#[derive(Debug)]
|
||||
pub struct ResourceDriver {
|
||||
// putput
|
||||
res: Box<dyn ResourceModel>,
|
||||
|
||||
// input
|
||||
rx: Receiver<Update>,
|
||||
|
||||
// output
|
||||
db: StateAccessor,
|
||||
|
||||
signal: Mutable<State>,
|
||||
}
|
||||
|
||||
impl ResourceDriver {
|
||||
pub async fn drive_to_end(&mut self) {
|
||||
while let Ok(update) = self.rx.recv().await {
|
||||
let state = update.state;
|
||||
let mut errchan = update.errchan;
|
||||
|
||||
match self.res.on_update(&state).await {
|
||||
Ok(outstate) => {
|
||||
// FIXME: Send any error here to some global error collector. A failed write to
|
||||
// the DB is not necessarily fatal, but it means that BFFH is now in an
|
||||
// inconsistent state until a future update succeeds with writing to the DB.
|
||||
// Not applying the new state isn't correct either since we don't know what the
|
||||
// internal logic of the resources has done to make this happen.
|
||||
// Another half right solution is to unwrap and recreate everything.
|
||||
// "Best" solution would be to tell the resources to rollback their interal
|
||||
// changes on a fatal failure and then notify the Claimant, while simply trying
|
||||
// again for temporary failures.
|
||||
let _ = self.db.set(&state, &outstate);
|
||||
self.signal.set(outstate);
|
||||
},
|
||||
Err(e) => {
|
||||
let _ = errchan.send(e);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
#[cfg(test)]
|
||||
mod tests {
|
||||
use std::pin::Pin;
|
||||
use std::task::Poll;
|
||||
use std::future::Future;
|
||||
use super::*;
|
||||
|
||||
#[futures_test::test]
|
||||
async fn test_passthrough_is_id() {
|
||||
let inp = state::tests::gen_random();
|
||||
|
||||
let mut res = Passthrough;
|
||||
let out = res.on_update(&inp).await.unwrap();
|
||||
assert_eq!(inp, out);
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn test_passthrough_is_always_ready() {
|
||||
let inp = State::build().finish();
|
||||
|
||||
let mut res = Passthrough;
|
||||
let mut cx = futures_test::task::panic_context();
|
||||
if let Poll::Ready(_) = Pin::new(&mut res.on_update(&inp)).poll(&mut cx) {
|
||||
return;
|
||||
}
|
||||
panic!("Passthrough returned Poll::Pending")
|
||||
}
|
||||
}
|
||||
@ -1,145 +1,113 @@
|
||||
use std::fmt::Debug;
|
||||
use async_trait::async_trait;
|
||||
use crate::resources::modules::fabaccess::{MachineState, Status};
|
||||
use crate::resources::state::State;
|
||||
use crate::session::SessionHandle;
|
||||
use crate::users::User;
|
||||
|
||||
use futures_signals::signal::Mutable;
|
||||
use async_oneshot::Sender;
|
||||
use async_channel::Receiver;
|
||||
|
||||
use state::State;
|
||||
use state::db::StateAccessor;
|
||||
|
||||
pub mod state;
|
||||
pub mod claim;
|
||||
pub mod db;
|
||||
pub mod driver;
|
||||
pub mod search;
|
||||
pub mod state;
|
||||
|
||||
pub mod modules;
|
||||
|
||||
/// A resources in BFFH has to contain several different parts;
|
||||
/// - Currently set state
|
||||
/// - Execution state of attached actors (⇒ BFFH's job)
|
||||
/// - Output of interal logic of a resources
|
||||
/// ⇒ Resource logic gets read access to set state and write access to output state.
|
||||
/// ⇒ state `update` happens via resources logic. This logic should do access control. If the update
|
||||
/// succeeds then BFFH stores those input parameters ("set" state) and results / output state.
|
||||
/// Storing input parameters is relevant so that BFFH can know that an "update" is a no-op
|
||||
/// without having to run the module code.
|
||||
/// ⇒ in fact actors only really care about the output state, and shouldn't (need to) see "set"
|
||||
/// state.
|
||||
/// ⇒ example reserving:
|
||||
/// - Claimant sends 'update' message with a new state
|
||||
/// - Doesn't set the state until `update` has returned Ok.
|
||||
/// - This runs the `update` function with that new state and the claimants user context returning
|
||||
/// either an Ok or an Error.
|
||||
/// - Error is returned to Claimant to show user, stop.
|
||||
/// - On ok:
|
||||
/// - Commit new "set" state, storing it and making it visible to all other claimants
|
||||
/// - Commit new output state, storing it and notifying all connected actors / Notify
|
||||
/// ⇒ BFFHs job in this whole ordeal is:
|
||||
/// - Message passing primitives so that update message are queued
|
||||
/// - As reliable as possible storage system for input and output state
|
||||
/// - Again message passing so that updates are broadcasted to all Notify and Actors.
|
||||
/// ⇒ Resource module's job is:
|
||||
/// - Validating updates semantically i.e. are the types correct
|
||||
/// - Check authorization of updates i.e. is this user allowed to do that
|
||||
#[async_trait]
|
||||
pub trait ResourceModel: Debug {
|
||||
/// Run whatever internal logic this resources has for the given State update, and return the
|
||||
/// new output state that this update produces.
|
||||
async fn on_update(&mut self, input: &State) -> Result<State, Error>;
|
||||
async fn shutdown(&mut self);
|
||||
}
|
||||
pub struct PermissionDenied;
|
||||
|
||||
#[derive(Debug)]
|
||||
pub struct Passthrough;
|
||||
#[async_trait]
|
||||
impl ResourceModel for Passthrough {
|
||||
async fn on_update(&mut self, input: &State) -> Result<State, Error> {
|
||||
Ok(input.clone())
|
||||
#[derive(Clone)]
|
||||
pub struct Resource {}
|
||||
|
||||
impl Resource {
|
||||
pub fn get_state(&self) -> MachineState {
|
||||
unimplemented!()
|
||||
}
|
||||
|
||||
async fn shutdown(&mut self) {}
|
||||
}
|
||||
fn set_state(&self, state: MachineState) {
|
||||
unimplemented!()
|
||||
}
|
||||
|
||||
/// Error type a resources implementation can produce
|
||||
#[derive(Debug)]
|
||||
pub enum Error {
|
||||
Internal(Box<dyn std::error::Error + Send>),
|
||||
Denied,
|
||||
}
|
||||
fn set_previous_user(&self, user: User) {
|
||||
unimplemented!()
|
||||
}
|
||||
|
||||
// TODO: more message context
|
||||
#[derive(Debug)]
|
||||
pub struct Update {
|
||||
pub state: State,
|
||||
pub errchan: Sender<Error>,
|
||||
}
|
||||
pub async fn try_update(&self, session: SessionHandle, new: MachineState) {
|
||||
let old = self.get_state();
|
||||
let user = session.get_user();
|
||||
|
||||
#[derive(Debug)]
|
||||
pub struct ResourceDriver {
|
||||
// putput
|
||||
res: Box<dyn ResourceModel>,
|
||||
if session.has_manage(self) // Default allow for managers
|
||||
|
||||
// input
|
||||
rx: Receiver<Update>,
|
||||
|| (session.has_write(self) // Decision tree for writers
|
||||
&& match (old.state, &new.state) {
|
||||
// Going from available to used by the person requesting is okay.
|
||||
(Status::Free, Status::InUse(who))
|
||||
// Check that the person requesting does not request for somebody else.
|
||||
// *That* is manage privilege.
|
||||
if who == &user => true,
|
||||
|
||||
// output
|
||||
db: StateAccessor,
|
||||
// Reserving things for ourself is okay.
|
||||
(Status::Free, Status::Reserved(whom))
|
||||
if &user == whom => true,
|
||||
|
||||
signal: Mutable<State>,
|
||||
}
|
||||
// Returning things we've been using is okay. This includes both if
|
||||
// they're being freed or marked as to be checked.
|
||||
(Status::InUse(who), Status::Free | Status::ToCheck(_))
|
||||
if who == user => true,
|
||||
|
||||
impl ResourceDriver {
|
||||
pub async fn drive_to_end(&mut self) {
|
||||
while let Ok(update) = self.rx.recv().await {
|
||||
let state = update.state;
|
||||
let mut errchan = update.errchan;
|
||||
// Un-reserving things we reserved is okay
|
||||
(Status::Reserved(whom), Status::Free)
|
||||
if user == whom => true,
|
||||
// Using things that we've reserved is okay. But the person requesting
|
||||
// that has to be the person that reserved the machine. Otherwise
|
||||
// somebody could make a machine reserved by a different user as used by
|
||||
// that different user but use it themself.
|
||||
(Status::Reserved(whom), Status::InUse(who))
|
||||
if user == whom && who == &whom => true,
|
||||
|
||||
match self.res.on_update(&state).await {
|
||||
Ok(outstate) => {
|
||||
// FIXME: Send any error here to some global error collector. A failed write to
|
||||
// the DB is not necessarily fatal, but it means that BFFH is now in an
|
||||
// inconsistent state until a future update succeeds with writing to the DB.
|
||||
// Not applying the new state isn't correct either since we don't know what the
|
||||
// internal logic of the resources has done to make this happen.
|
||||
// Another half right solution is to unwrap and recreate everything.
|
||||
// "Best" solution would be to tell the resources to rollback their interal
|
||||
// changes on a fatal failure and then notify the Claimant, while simply trying
|
||||
// again for temporary failures.
|
||||
let _ = self.db.set(&state, &outstate);
|
||||
self.signal.set(outstate);
|
||||
},
|
||||
Err(e) => {
|
||||
let _ = errchan.send(e);
|
||||
}
|
||||
// Default is deny.
|
||||
_ => false
|
||||
})
|
||||
|
||||
// Default permissions everybody has
|
||||
|| match (old.state, &new.state) {
|
||||
// Returning things we've been using is okay. This includes both if
|
||||
// they're being freed or marked as to be checked.
|
||||
(Status::InUse(who), Status::Free | Status::ToCheck(_)) if who == user => true,
|
||||
|
||||
// Un-reserving things we reserved is okay
|
||||
(Status::Reserved(whom), Status::Free) if user == whom => true,
|
||||
|
||||
// Default is deny.
|
||||
_ => false,
|
||||
}
|
||||
{
|
||||
self.set_state(new);
|
||||
}
|
||||
}
|
||||
|
||||
pub async fn give_back(&self, session: SessionHandle) {
|
||||
if let Status::InUse(user) = self.get_state().state {
|
||||
if user == session.get_user() {
|
||||
self.set_state(MachineState::free());
|
||||
self.set_previous_user(user);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
#[cfg(test)]
|
||||
mod tests {
|
||||
use std::pin::Pin;
|
||||
use std::task::Poll;
|
||||
use std::future::Future;
|
||||
use super::*;
|
||||
|
||||
#[futures_test::test]
|
||||
async fn test_passthrough_is_id() {
|
||||
let inp = state::tests::gen_random();
|
||||
|
||||
let mut res = Passthrough;
|
||||
let out = res.on_update(&inp).await.unwrap();
|
||||
assert_eq!(inp, out);
|
||||
pub async fn force_set(&self, new: MachineState) {
|
||||
unimplemented!()
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn test_passthrough_is_always_ready() {
|
||||
let inp = State::build().finish();
|
||||
pub fn visible(&self, session: &SessionHandle) -> bool {
|
||||
session.has_disclose(self) || self.is_owned_by(session.get_user())
|
||||
}
|
||||
|
||||
let mut res = Passthrough;
|
||||
let mut cx = futures_test::task::panic_context();
|
||||
if let Poll::Ready(_) = Pin::new(&mut res.on_update(&inp)).poll(&mut cx) {
|
||||
return;
|
||||
pub fn is_owned_by(&self, owner: User) -> bool {
|
||||
match self.get_state().state {
|
||||
Status::Free | Status::Disabled => false,
|
||||
|
||||
Status::InUse(user)
|
||||
| Status::ToCheck(user)
|
||||
| Status::Blocked(user)
|
||||
| Status::Reserved(user) => user == owner,
|
||||
}
|
||||
panic!("Passthrough returned Poll::Pending")
|
||||
}
|
||||
}
|
||||
114
bffhd/resources/modules/fabaccess.rs
Normal file
114
bffhd/resources/modules/fabaccess.rs
Normal file
@ -0,0 +1,114 @@
|
||||
use crate::utils::oid::ObjectIdentifier;
|
||||
use once_cell::sync::Lazy;
|
||||
use rkyv::{Archive, Deserialize, Serialize};
|
||||
use rkyv_dyn::{DynError, DynSerializer};
|
||||
use std::str::FromStr;
|
||||
|
||||
use crate::oidvalue;
|
||||
use crate::session::SessionHandle;
|
||||
use crate::users::User;
|
||||
|
||||
/// Status of a Machine
|
||||
#[derive(
|
||||
Copy,
|
||||
Clone,
|
||||
PartialEq,
|
||||
Eq,
|
||||
Debug,
|
||||
Archive,
|
||||
rkyv::Serialize,
|
||||
rkyv::Deserialize,
|
||||
serde::Serialize,
|
||||
serde::Deserialize,
|
||||
)]
|
||||
#[archive_attr(derive(Debug, PartialEq, serde::Serialize, serde::Deserialize))]
|
||||
pub enum Status {
|
||||
/// Not currently used by anybody
|
||||
Free,
|
||||
/// Used by somebody
|
||||
InUse(User),
|
||||
/// Was used by somebody and now needs to be checked for cleanliness
|
||||
ToCheck(User),
|
||||
/// Not used by anybody but also can not be used. E.g. down for maintenance
|
||||
Blocked(User),
|
||||
/// Disabled for some other reason
|
||||
Disabled,
|
||||
/// Reserved
|
||||
Reserved(User),
|
||||
}
|
||||
|
||||
#[derive(
|
||||
Copy,
|
||||
Clone,
|
||||
PartialEq,
|
||||
Eq,
|
||||
Debug,
|
||||
Archive,
|
||||
rkyv::Serialize,
|
||||
rkyv::Deserialize,
|
||||
serde::Serialize,
|
||||
serde::Deserialize,
|
||||
)]
|
||||
#[archive_attr(derive(Debug, PartialEq, serde::Serialize, serde::Deserialize))]
|
||||
/// The status of the machine
|
||||
pub struct MachineState {
|
||||
pub state: Status,
|
||||
}
|
||||
|
||||
impl MachineState {
|
||||
pub fn new() -> Self {
|
||||
Self {
|
||||
state: Status::Free,
|
||||
}
|
||||
}
|
||||
|
||||
pub fn from(state: Status) -> Self {
|
||||
Self { state }
|
||||
}
|
||||
|
||||
pub fn free() -> Self {
|
||||
Self {
|
||||
state: Status::Free,
|
||||
}
|
||||
}
|
||||
|
||||
pub fn used(user: User) -> Self {
|
||||
Self {
|
||||
state: Status::InUse(user),
|
||||
}
|
||||
}
|
||||
|
||||
pub fn blocked(user: User) -> Self {
|
||||
Self {
|
||||
state: Status::Blocked(user),
|
||||
}
|
||||
}
|
||||
|
||||
pub fn disabled() -> Self {
|
||||
Self {
|
||||
state: Status::Disabled,
|
||||
}
|
||||
}
|
||||
|
||||
pub fn reserved(user: User) -> Self {
|
||||
Self {
|
||||
state: Status::Reserved(user),
|
||||
}
|
||||
}
|
||||
|
||||
pub fn check(user: User) -> Self {
|
||||
Self {
|
||||
state: Status::ToCheck(user),
|
||||
}
|
||||
}
|
||||
|
||||
pub fn make_used(&mut self, session: SessionHandle) -> Self {
|
||||
unimplemented!()
|
||||
}
|
||||
}
|
||||
|
||||
static OID_TYPE: Lazy<ObjectIdentifier> =
|
||||
Lazy::new(|| ObjectIdentifier::from_str("1.3.6.1.4.1.48398.612.1.14").unwrap());
|
||||
static OID_VALUE: Lazy<ObjectIdentifier> =
|
||||
Lazy::new(|| ObjectIdentifier::from_str("1.3.6.1.4.1.48398.612.2.4").unwrap());
|
||||
oidvalue!(OID_TYPE, MachineState, ArchivedMachineState);
|
||||
2
bffhd/resources/modules/mod.rs
Normal file
2
bffhd/resources/modules/mod.rs
Normal file
@ -0,0 +1,2 @@
|
||||
|
||||
pub mod fabaccess;
|
||||
38
bffhd/resources/search.rs
Normal file
38
bffhd/resources/search.rs
Normal file
@ -0,0 +1,38 @@
|
||||
use std::sync::Arc;
|
||||
use crate::resources::Resource;
|
||||
|
||||
struct Inner {
|
||||
|
||||
}
|
||||
|
||||
impl Inner {
|
||||
pub fn new() -> Self {
|
||||
Self { }
|
||||
}
|
||||
}
|
||||
|
||||
#[derive(Clone)]
|
||||
pub struct ResourcesHandle {
|
||||
inner: Arc<Inner>,
|
||||
}
|
||||
|
||||
impl ResourcesHandle {
|
||||
pub fn new() -> Self {
|
||||
Self {
|
||||
inner: Arc::new(Inner::new()),
|
||||
}
|
||||
}
|
||||
|
||||
pub fn list_all(&self) -> impl IntoIterator<Item=&Resource> {
|
||||
unimplemented!();
|
||||
&[]
|
||||
}
|
||||
|
||||
pub fn get_by_id(&self, id: &str) -> Option<&Resource> {
|
||||
unimplemented!()
|
||||
}
|
||||
|
||||
pub fn get_by_urn(&self, urn: &str) -> Option<&Resource> {
|
||||
unimplemented!()
|
||||
}
|
||||
}
|
||||
@ -1,24 +1,21 @@
|
||||
use std::{
|
||||
fmt,
|
||||
ptr,
|
||||
any::Any,
|
||||
hash::Hash,
|
||||
str::FromStr,
|
||||
};
|
||||
use std::{any::Any, fmt, hash::Hash, ptr, str::FromStr};
|
||||
|
||||
use rkyv::{Archive, Archived, Serialize, Deserialize, out_field, Fallible, DeserializeUnsized, ArchivePointee, ArchiveUnsized, ArchivedMetadata, SerializeUnsized, };
|
||||
use rkyv_dyn::{DynSerializer, DynError, DynDeserializer};
|
||||
use rkyv_typename::TypeName;
|
||||
use ptr_meta::{DynMetadata, Pointee};
|
||||
use rkyv::{
|
||||
out_field, Archive, ArchivePointee, ArchiveUnsized, Archived, ArchivedMetadata, Deserialize,
|
||||
DeserializeUnsized, Fallible, Serialize, SerializeUnsized,
|
||||
};
|
||||
use rkyv_dyn::{DynDeserializer, DynError, DynSerializer};
|
||||
use rkyv_typename::TypeName;
|
||||
|
||||
use inventory;
|
||||
use crate::utils::oid::ObjectIdentifier;
|
||||
use rkyv::ser::{Serializer, ScratchSpace};
|
||||
use std::collections::HashMap;
|
||||
use std::alloc::Layout;
|
||||
use serde::ser::SerializeMap;
|
||||
use std::fmt::Formatter;
|
||||
use inventory;
|
||||
use rkyv::ser::{ScratchSpace, Serializer};
|
||||
use serde::de::Error as SerdeError;
|
||||
use serde::ser::SerializeMap;
|
||||
use std::alloc::Layout;
|
||||
use std::collections::HashMap;
|
||||
use std::fmt::Formatter;
|
||||
use std::mem::MaybeUninit;
|
||||
|
||||
/// Adding a custom type to BFFH state management:
|
||||
@ -28,7 +25,7 @@ use std::mem::MaybeUninit;
|
||||
/// 2. Implement rkyv's [`Serialize`](rkyv::Serialize).
|
||||
/// 3. Implement TypeOid on your Archived type (i.e. `<T as Archive>::Archived`)
|
||||
/// 4. Implement this
|
||||
pub trait Value: Any + fmt::Debug + erased_serde::Serialize + Sync {
|
||||
pub trait Value: Any + fmt::Debug + erased_serde::Serialize + Sync {
|
||||
/// Initialize `&mut self` from `deserializer`
|
||||
///
|
||||
/// At the point this is called &mut self is of undefined value but guaranteed to be well
|
||||
@ -37,8 +34,10 @@ pub trait Value: Any + fmt::Debug + erased_serde::Serialize + Sync {
|
||||
/// To this end you *must* initialize `self` **completely**. Serde will do the right thing if
|
||||
/// you directly deserialize the type you're implementing `Value` for, but for manual
|
||||
/// implementations this is important to keep in mind.
|
||||
fn deserialize_init<'de>(&mut self, deserializer: &mut dyn erased_serde::Deserializer<'de>)
|
||||
-> Result<(), erased_serde::Error>;
|
||||
fn deserialize_init<'de>(
|
||||
&mut self,
|
||||
deserializer: &mut dyn erased_serde::Deserializer<'de>,
|
||||
) -> Result<(), erased_serde::Error>;
|
||||
|
||||
/// Implement `PartialEq` dynamically.
|
||||
///
|
||||
@ -55,19 +54,27 @@ erased_serde::serialize_trait_object!(SerializeValue);
|
||||
erased_serde::serialize_trait_object!(DeserializeValue);
|
||||
|
||||
impl<T> Value for T
|
||||
where T: Any + fmt::Debug + PartialEq + Sync
|
||||
+ erased_serde::Serialize
|
||||
+ for<'de> serde::Deserialize<'de>
|
||||
where
|
||||
T: Any
|
||||
+ fmt::Debug
|
||||
+ PartialEq
|
||||
+ Sync
|
||||
+ erased_serde::Serialize
|
||||
+ for<'de> serde::Deserialize<'de>,
|
||||
{
|
||||
fn deserialize_init<'de>(&mut self, deserializer: &mut dyn erased_serde::Deserializer<'de>)
|
||||
-> Result<(), erased_serde::Error>
|
||||
{
|
||||
fn deserialize_init<'de>(
|
||||
&mut self,
|
||||
deserializer: &mut dyn erased_serde::Deserializer<'de>,
|
||||
) -> Result<(), erased_serde::Error> {
|
||||
*self = erased_serde::deserialize(deserializer)?;
|
||||
Ok(())
|
||||
}
|
||||
|
||||
fn dyn_eq(&self, other: &dyn Value) -> bool {
|
||||
other.as_any().downcast_ref().map_or(false, |other: &T| other == self)
|
||||
other
|
||||
.as_any()
|
||||
.downcast_ref()
|
||||
.map_or(false, |other: &T| other == self)
|
||||
}
|
||||
|
||||
fn as_value(&self) -> &dyn Value {
|
||||
@ -89,7 +96,8 @@ impl PartialEq for dyn Value {
|
||||
pub(super) struct DynVal<'a>(pub &'a dyn SerializeValue);
|
||||
impl<'a> serde::Serialize for DynVal<'a> {
|
||||
fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
|
||||
where S: serde::Serializer
|
||||
where
|
||||
S: serde::Serializer,
|
||||
{
|
||||
let mut ser = serializer.serialize_map(Some(1))?;
|
||||
let oid = self.0.archived_type_oid();
|
||||
@ -101,7 +109,8 @@ impl<'a> serde::Serialize for DynVal<'a> {
|
||||
pub(super) struct DynOwnedVal(pub Box<dyn SerializeValue>);
|
||||
impl<'de> serde::Deserialize<'de> for DynOwnedVal {
|
||||
fn deserialize<D>(deserializer: D) -> Result<Self, D::Error>
|
||||
where D: serde::Deserializer<'de>
|
||||
where
|
||||
D: serde::Deserializer<'de>,
|
||||
{
|
||||
deserializer.deserialize_map(DynValVisitor)
|
||||
}
|
||||
@ -116,22 +125,21 @@ impl<'de> serde::de::Visitor<'de> for DynValVisitor {
|
||||
write!(formatter, "an one entry map from OID to some value object")
|
||||
}
|
||||
|
||||
fn visit_map<A: serde::de::MapAccess<'de>>(self, mut map: A) -> Result<Self::Value, A::Error>
|
||||
{
|
||||
fn visit_map<A: serde::de::MapAccess<'de>>(self, mut map: A) -> Result<Self::Value, A::Error> {
|
||||
// Bad magic code. Problem we have to solve: We only know how to parse whatever comes
|
||||
// after the OID after having looked at the OID. We have zero static type info available
|
||||
// during deserialization. So:
|
||||
|
||||
// Get OID first. That's easy, we know it's the key, we know how to read it.
|
||||
let oid: ObjectIdentifier = map.next_key()?
|
||||
.ok_or(A::Error::missing_field("oid"))?;
|
||||
let oid: ObjectIdentifier = map.next_key()?.ok_or(A::Error::missing_field("oid"))?;
|
||||
|
||||
// Get the Value vtable for that OID. Or fail because we don't know that OID, either works.
|
||||
let valimpl = IMPL_REGISTRY.get(ImplId::from_type_oid(&oid))
|
||||
.ok_or(serde::de::Error::invalid_value(
|
||||
let valimpl = IMPL_REGISTRY.get(ImplId::from_type_oid(&oid)).ok_or(
|
||||
serde::de::Error::invalid_value(
|
||||
serde::de::Unexpected::Other("unknown oid"),
|
||||
&"oid an implementation was registered for",
|
||||
))?;
|
||||
),
|
||||
)?;
|
||||
|
||||
// Casting random usize you find on the side of the road as vtable on unchecked pointers.
|
||||
// What could possibly go wrong? >:D
|
||||
@ -151,9 +159,7 @@ impl<'de> serde::de::Visitor<'de> for DynValVisitor {
|
||||
// validate in any other way if this is sane?
|
||||
// Well...
|
||||
let ptr: *mut () = std::alloc::alloc(layout).cast::<()>();
|
||||
let b = Box::from_raw(ptr_meta::from_raw_parts_mut(
|
||||
ptr,
|
||||
meta));
|
||||
let b = Box::from_raw(ptr_meta::from_raw_parts_mut(ptr, meta));
|
||||
|
||||
// We make this a MaybeUninit so `Drop` is never called on the uninitialized value
|
||||
MaybeUninit::new(b)
|
||||
@ -173,7 +179,8 @@ impl<'de> serde::de::DeserializeSeed<'de> for InitIntoSelf {
|
||||
type Value = Box<dyn SerializeValue>;
|
||||
|
||||
fn deserialize<D>(mut self, deserializer: D) -> Result<Self::Value, D::Error>
|
||||
where D: serde::Deserializer<'de>
|
||||
where
|
||||
D: serde::Deserializer<'de>,
|
||||
{
|
||||
let mut deser = <dyn erased_serde::Deserializer>::erase(deserializer);
|
||||
|
||||
@ -182,8 +189,9 @@ impl<'de> serde::de::DeserializeSeed<'de> for InitIntoSelf {
|
||||
let selfptr = unsafe { &mut *self.0.as_mut_ptr() };
|
||||
|
||||
// Hey, better initialize late than never.
|
||||
selfptr.deserialize_init(&mut deser).map_err(|e|
|
||||
D::Error::custom(e))?;
|
||||
selfptr
|
||||
.deserialize_init(&mut deser)
|
||||
.map_err(|e| D::Error::custom(e))?;
|
||||
|
||||
// Assuming `deserialize_init` didn't error and did its job this is now safe.
|
||||
unsafe { Ok(self.0.assume_init()) }
|
||||
@ -208,7 +216,6 @@ impl<S: ScratchSpace + Serializer + ?Sized> SerializeUnsized<S> for dyn Serializ
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
/// Serialize dynamic types by storing an OID alongside
|
||||
pub trait SerializeDynOid {
|
||||
fn serialize_dynoid(&self, serializer: &mut dyn DynSerializer) -> Result<usize, DynError>;
|
||||
@ -216,8 +223,9 @@ pub trait SerializeDynOid {
|
||||
}
|
||||
|
||||
impl<T> SerializeDynOid for T
|
||||
where T: for<'a> Serialize<dyn DynSerializer + 'a>,
|
||||
T::Archived: TypeOid,
|
||||
where
|
||||
T: for<'a> Serialize<dyn DynSerializer + 'a>,
|
||||
T::Archived: TypeOid,
|
||||
{
|
||||
fn serialize_dynoid(&self, serializer: &mut dyn DynSerializer) -> Result<usize, DynError> {
|
||||
serializer.serialize_value(self)
|
||||
@ -247,8 +255,8 @@ pub trait SerializeValue: Value + SerializeDynOid {
|
||||
}
|
||||
|
||||
impl<T: Archive + Value + SerializeDynOid + Clone> SerializeValue for T
|
||||
where
|
||||
T::Archived: RegisteredImpl
|
||||
where
|
||||
T::Archived: RegisteredImpl,
|
||||
{
|
||||
fn dyn_clone(&self) -> Box<dyn SerializeValue> {
|
||||
Box::new(self.clone())
|
||||
@ -278,17 +286,21 @@ impl ArchivePointee for dyn DeserializeValue {
|
||||
}
|
||||
}
|
||||
impl<D: Fallible + ?Sized> DeserializeUnsized<dyn SerializeValue, D> for dyn DeserializeValue {
|
||||
unsafe fn deserialize_unsized(&self,
|
||||
mut deserializer: &mut D,
|
||||
mut alloc: impl FnMut(Layout) -> *mut u8
|
||||
unsafe fn deserialize_unsized(
|
||||
&self,
|
||||
mut deserializer: &mut D,
|
||||
mut alloc: impl FnMut(Layout) -> *mut u8,
|
||||
) -> Result<*mut (), D::Error> {
|
||||
self.deserialize_dynoid(&mut deserializer, &mut alloc).map_err(|e| *e.downcast().unwrap())
|
||||
self.deserialize_dynoid(&mut deserializer, &mut alloc)
|
||||
.map_err(|e| *e.downcast().unwrap())
|
||||
}
|
||||
|
||||
fn deserialize_metadata(&self, mut deserializer: &mut D)
|
||||
-> Result<<dyn SerializeValue as Pointee>::Metadata, D::Error>
|
||||
{
|
||||
self.deserialize_dynoid_metadata(&mut deserializer).map_err(|e| *e.downcast().unwrap())
|
||||
fn deserialize_metadata(
|
||||
&self,
|
||||
mut deserializer: &mut D,
|
||||
) -> Result<<dyn SerializeValue as Pointee>::Metadata, D::Error> {
|
||||
self.deserialize_dynoid_metadata(&mut deserializer)
|
||||
.map_err(|e| *e.downcast().unwrap())
|
||||
}
|
||||
}
|
||||
|
||||
@ -296,7 +308,12 @@ impl ArchiveUnsized for dyn SerializeValue {
|
||||
type Archived = dyn DeserializeValue;
|
||||
type MetadataResolver = <ObjectIdentifier as Archive>::Resolver;
|
||||
|
||||
unsafe fn resolve_metadata(&self, pos: usize, resolver: Self::MetadataResolver, out: *mut ArchivedMetadata<Self>) {
|
||||
unsafe fn resolve_metadata(
|
||||
&self,
|
||||
pos: usize,
|
||||
resolver: Self::MetadataResolver,
|
||||
out: *mut ArchivedMetadata<Self>,
|
||||
) {
|
||||
let (oid_pos, oid) = out_field!(out.type_oid);
|
||||
let type_oid = self.archived_type_oid();
|
||||
type_oid.resolve(pos + oid_pos, resolver, oid);
|
||||
@ -316,10 +333,14 @@ impl ArchivedValueMetadata {
|
||||
|
||||
pub fn vtable(&self) -> usize {
|
||||
IMPL_REGISTRY
|
||||
.get(ImplId::from_type_oid(&self.type_oid)).expect(&format!("Unregistered \
|
||||
.get(ImplId::from_type_oid(&self.type_oid))
|
||||
.expect(&format!(
|
||||
"Unregistered \
|
||||
type \
|
||||
oid \
|
||||
{:?}", self.type_oid))
|
||||
{:?}",
|
||||
self.type_oid
|
||||
))
|
||||
.vtable
|
||||
}
|
||||
|
||||
@ -342,7 +363,7 @@ impl<'a> ImplId<'a> {
|
||||
impl ImplId<'static> {
|
||||
fn new<T: TypeOid>() -> Self {
|
||||
Self {
|
||||
type_oid: &T::type_oid()
|
||||
type_oid: &T::type_oid(),
|
||||
}
|
||||
}
|
||||
}
|
||||
@ -362,15 +383,6 @@ pub struct ImplDebugInfo {
|
||||
pub line: u32,
|
||||
pub column: u32,
|
||||
}
|
||||
macro_rules! debug_info {
|
||||
() => {
|
||||
ImplDebugInfo {
|
||||
file: core::file!(),
|
||||
line: core::line!(),
|
||||
column: core::column!(),
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
impl ImplData<'_> {
|
||||
pub unsafe fn pointer_metadata<T: ?Sized>(&self) -> DynMetadata<T> {
|
||||
@ -407,7 +419,9 @@ struct ImplRegistry {
|
||||
|
||||
impl ImplRegistry {
|
||||
fn new() -> Self {
|
||||
Self { oid_to_data: HashMap::new() }
|
||||
Self {
|
||||
oid_to_data: HashMap::new(),
|
||||
}
|
||||
}
|
||||
|
||||
fn add_entry(&mut self, entry: &'static ImplEntry) {
|
||||
@ -415,10 +429,14 @@ impl ImplRegistry {
|
||||
|
||||
if let Some(old) = old_val {
|
||||
eprintln!("Value impl oid conflict for {:?}", entry.id.type_oid);
|
||||
eprintln!("Existing impl registered at {}:{}:{}",
|
||||
old.info.file, old.info.line, old.info.column);
|
||||
eprintln!("New impl registered at {}:{}:{}",
|
||||
entry.data.info.file, entry.data.info.line, entry.data.info.column);
|
||||
eprintln!(
|
||||
"Existing impl registered at {}:{}:{}",
|
||||
old.info.file, old.info.line, old.info.column
|
||||
);
|
||||
eprintln!(
|
||||
"New impl registered at {}:{}:{}",
|
||||
entry.data.info.file, entry.data.info.line, entry.data.info.column
|
||||
);
|
||||
}
|
||||
assert!(old_val.is_none());
|
||||
}
|
||||
@ -444,64 +462,89 @@ pub unsafe trait RegisteredImpl {
|
||||
fn debug_info() -> ImplDebugInfo;
|
||||
}
|
||||
|
||||
macro_rules! oiddeser {
|
||||
( $y:ty, $z:ty ) => {
|
||||
impl DeserializeDynOid for $y
|
||||
where $y: for<'a> Deserialize<$z, (dyn DynDeserializer + 'a)>
|
||||
{
|
||||
unsafe fn deserialize_dynoid(&self, deserializer: &mut dyn DynDeserializer, alloc: &mut dyn FnMut(Layout) -> *mut u8) -> Result<*mut (), DynError> {
|
||||
let ptr = alloc(Layout::new::<$z>()).cast::<$z>();
|
||||
ptr.write(self.deserialize(deserializer)?);
|
||||
Ok(ptr as *mut ())
|
||||
#[macro_use]
|
||||
pub mod macros {
|
||||
#[macro_export]
|
||||
macro_rules! debug_info {
|
||||
() => {
|
||||
$crate::resources::state::value::ImplDebugInfo {
|
||||
file: ::core::file!(),
|
||||
line: ::core::line!(),
|
||||
column: ::core::column!(),
|
||||
}
|
||||
};
|
||||
}
|
||||
#[macro_export]
|
||||
macro_rules! oiddeser {
|
||||
( $y:ty, $z:ty ) => {
|
||||
impl $crate::resources::state::value::DeserializeDynOid for $y
|
||||
where
|
||||
$y: for<'a> ::rkyv::Deserialize<$z, (dyn ::rkyv_dyn::DynDeserializer + 'a)>,
|
||||
{
|
||||
unsafe fn deserialize_dynoid(
|
||||
&self,
|
||||
deserializer: &mut dyn ::rkyv_dyn::DynDeserializer,
|
||||
alloc: &mut dyn FnMut(::core::alloc::Layout) -> *mut u8,
|
||||
) -> Result<*mut (), ::rkyv_dyn::DynError> {
|
||||
let ptr = alloc(::core::alloc::Layout::new::<$z>()).cast::<$z>();
|
||||
ptr.write(self.deserialize(deserializer)?);
|
||||
Ok(ptr as *mut ())
|
||||
}
|
||||
|
||||
fn deserialize_dynoid_metadata(&self, _: &mut dyn DynDeserializer) -> Result<<dyn
|
||||
SerializeValue as Pointee>::Metadata, DynError> {
|
||||
unsafe {
|
||||
Ok(core::mem::transmute(ptr_meta::metadata(
|
||||
core::ptr::null::<$z>() as *const dyn SerializeValue
|
||||
)))
|
||||
fn deserialize_dynoid_metadata(
|
||||
&self,
|
||||
_: &mut dyn ::rkyv_dyn::DynDeserializer,
|
||||
) -> ::std::result::Result<<dyn $crate::resources::state::value::SerializeValue
|
||||
as
|
||||
::ptr_meta::Pointee>::Metadata, ::rkyv_dyn::DynError> {
|
||||
unsafe {
|
||||
Ok(core::mem::transmute(ptr_meta::metadata(
|
||||
::core::ptr::null::<$z>() as *const dyn $crate::resources::state::value::SerializeValue,
|
||||
)))
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
};
|
||||
}
|
||||
}
|
||||
macro_rules! oidvalue {
|
||||
( $x:ident, $y:ty ) => {
|
||||
oidvalue! {$x, $y, $y}
|
||||
};
|
||||
( $x:ident, $y:ty, $z:ty ) => {
|
||||
oiddeser! {$z, $y}
|
||||
#[macro_export]
|
||||
macro_rules! oidvalue {
|
||||
( $x:ident, $y:ty ) => {
|
||||
$crate::oidvalue! {$x, $y, $y}
|
||||
};
|
||||
( $x:ident, $y:ty, $z:ty ) => {
|
||||
$crate::oiddeser! {$z, $y}
|
||||
|
||||
impl TypeOid for $z {
|
||||
fn type_oid() -> &'static ObjectIdentifier {
|
||||
&$x
|
||||
}
|
||||
impl $crate::resources::state::value::TypeOid for $z {
|
||||
fn type_oid() -> &'static $crate::utils::oid::ObjectIdentifier {
|
||||
&$x
|
||||
}
|
||||
|
||||
fn type_name() -> &'static str {
|
||||
stringify!($y)
|
||||
}
|
||||
fn type_name() -> &'static str {
|
||||
stringify!($y)
|
||||
}
|
||||
|
||||
fn type_desc() -> &'static str {
|
||||
"builtin"
|
||||
}
|
||||
}
|
||||
unsafe impl RegisteredImpl for $z {
|
||||
fn vtable() -> usize {
|
||||
unsafe {
|
||||
core::mem::transmute(ptr_meta::metadata(
|
||||
core::ptr::null::<$z>() as *const dyn DeserializeValue
|
||||
))
|
||||
fn type_desc() -> &'static str {
|
||||
"builtin"
|
||||
}
|
||||
}
|
||||
fn debug_info() -> ImplDebugInfo {
|
||||
debug_info!()
|
||||
unsafe impl $crate::resources::state::value::RegisteredImpl for $z {
|
||||
fn vtable() -> usize {
|
||||
unsafe {
|
||||
::core::mem::transmute(ptr_meta::metadata(
|
||||
::core::ptr::null::<$z>() as *const dyn $crate::resources::state::value::DeserializeValue
|
||||
))
|
||||
}
|
||||
}
|
||||
fn debug_info() -> $crate::resources::state::value::ImplDebugInfo {
|
||||
$crate::debug_info!()
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
inventory::submit! {ImplEntry::new::<$z>()}
|
||||
::inventory::submit! {$crate::resources::state::value::ImplEntry::new::<$z>()}
|
||||
};
|
||||
}
|
||||
}
|
||||
use macros::*;
|
||||
|
||||
lazy_static::lazy_static! {
|
||||
pub static ref OID_BOOL: ObjectIdentifier = {
|
||||
@ -563,9 +606,20 @@ oidvalue!(OID_I32, i32);
|
||||
oidvalue!(OID_I64, i64);
|
||||
oidvalue!(OID_I128, i128);
|
||||
|
||||
#[derive(serde::Serialize, serde::Deserialize)]
|
||||
#[derive(Debug, Copy, Clone, PartialEq, Eq, Hash, rkyv::Archive, rkyv::Serialize, rkyv::Deserialize)]
|
||||
#[archive_attr(derive(TypeName, Debug, PartialEq, serde::Serialize, serde::Deserialize))]
|
||||
#[derive(
|
||||
serde::Serialize,
|
||||
serde::Deserialize,
|
||||
Debug,
|
||||
Copy,
|
||||
Clone,
|
||||
PartialEq,
|
||||
Eq,
|
||||
Hash,
|
||||
rkyv::Archive,
|
||||
rkyv::Serialize,
|
||||
rkyv::Deserialize,
|
||||
)]
|
||||
#[archive_attr(derive(Debug, PartialEq, serde::Serialize, serde::Deserialize))]
|
||||
pub struct Vec3u8 {
|
||||
pub a: u8,
|
||||
pub b: u8,
|
||||
@ -576,9 +630,9 @@ oidvalue!(OID_VEC3U8, Vec3u8, ArchivedVec3u8);
|
||||
#[cfg(test)]
|
||||
mod tests {
|
||||
use super::*;
|
||||
use rand::Rng;
|
||||
use rand::distributions::Standard;
|
||||
use rand::prelude::Distribution;
|
||||
use rand::Rng;
|
||||
|
||||
impl Distribution<Vec3u8> for Standard {
|
||||
fn sample<R: Rng + ?Sized>(&self, rng: &mut R) -> Vec3u8 {
|
||||
|
||||
@ -1,4 +1,7 @@
|
||||
use std::sync::Arc;
|
||||
use crate::authorization::roles::Role;
|
||||
use crate::resources::Resource;
|
||||
use crate::users::User;
|
||||
|
||||
struct Inner {
|
||||
|
||||
@ -29,4 +32,20 @@ pub struct SessionHandle {
|
||||
}
|
||||
|
||||
impl SessionHandle {
|
||||
pub fn get_user(&self) -> User {
|
||||
unimplemented!()
|
||||
}
|
||||
|
||||
pub fn has_disclose(&self, resource: &Resource) -> bool {
|
||||
unimplemented!()
|
||||
}
|
||||
pub fn has_read(&self, resource: &Resource) -> bool {
|
||||
unimplemented!()
|
||||
}
|
||||
pub fn has_write(&self, resource: &Resource) -> bool {
|
||||
unimplemented!()
|
||||
}
|
||||
pub fn has_manage(&self, resource: &Resource) -> bool {
|
||||
unimplemented!()
|
||||
}
|
||||
}
|
||||
@ -1,11 +1,27 @@
|
||||
use crate::db::{AllocAdapter, Environment, RawDB, Result, DB};
|
||||
use crate::db::{DatabaseFlags, LMDBorrow, RoTransaction, WriteFlags};
|
||||
use lmdb::{RwTransaction, Transaction};
|
||||
use std::collections::HashSet;
|
||||
use std::sync::Arc;
|
||||
use lmdb::{RwTransaction, Transaction};
|
||||
use crate::db::{RawDB, DB, AllocAdapter, Environment, Result};
|
||||
use crate::db::{DatabaseFlags, LMDBorrow, RoTransaction, WriteFlags, };
|
||||
use super::User;
|
||||
|
||||
use rkyv::{Deserialize, Archived};
|
||||
use rkyv::{Archived, Deserialize};
|
||||
|
||||
#[derive(
|
||||
Clone,
|
||||
PartialEq,
|
||||
Eq,
|
||||
Debug,
|
||||
rkyv::Archive,
|
||||
rkyv::Serialize,
|
||||
rkyv::Deserialize,
|
||||
serde::Serialize,
|
||||
serde::Deserialize,
|
||||
)]
|
||||
pub struct User {
|
||||
id: u128,
|
||||
username: String,
|
||||
roles: Vec<String>,
|
||||
}
|
||||
|
||||
type Adapter = AllocAdapter<User>;
|
||||
#[derive(Clone, Debug)]
|
||||
@ -64,59 +80,3 @@ impl UserDB {
|
||||
Ok(out)
|
||||
}
|
||||
}
|
||||
|
||||
pub struct UserIndex {
|
||||
env: Arc<Environment>,
|
||||
usernames: RawDB,
|
||||
roles: RawDB,
|
||||
}
|
||||
|
||||
impl UserIndex {
|
||||
pub fn update(&self, old: &User, new: &User) -> Result<()> {
|
||||
assert_eq!(old.id, new.id);
|
||||
let mut txn = self.env.begin_rw_txn()?;
|
||||
if old.username != new.username {
|
||||
self.update_username(&mut txn, new.id, &old.username, &new.username)?;
|
||||
}
|
||||
|
||||
let mut to_remove: HashSet<&String> = old.roles.iter().collect();
|
||||
let mut to_add: HashSet<&String> = HashSet::new();
|
||||
for role in new.roles.iter() {
|
||||
// If a role wasn't found in the old ones it's a new one that's being added
|
||||
if !to_remove.remove(role) {
|
||||
to_add.insert(role);
|
||||
}
|
||||
// Otherwise it's in both sets so we just ignore it.
|
||||
}
|
||||
|
||||
self.update_roles(&mut txn, new.id, to_remove, to_add)?;
|
||||
txn.commit()?;
|
||||
Ok(())
|
||||
}
|
||||
|
||||
fn update_username(&self, txn: &mut RwTransaction, uid: u128, old: &String, new: &String)
|
||||
-> Result<()>
|
||||
{
|
||||
let flags = WriteFlags::empty();
|
||||
self.usernames.del(txn, &old.as_bytes(), Some(&uid.to_ne_bytes()))?;
|
||||
self.usernames.put(txn, &new.as_bytes(), &uid.to_ne_bytes(), flags)?;
|
||||
Ok(())
|
||||
}
|
||||
|
||||
fn update_roles(&self,
|
||||
txn: &mut RwTransaction,
|
||||
uid: u128,
|
||||
remove: HashSet<&String>,
|
||||
add: HashSet<&String>
|
||||
) -> Result<()>
|
||||
{
|
||||
let flags = WriteFlags::empty();
|
||||
for role in remove.iter() {
|
||||
self.roles.del(txn, &role.as_bytes(), Some(&uid.to_ne_bytes()))?;
|
||||
}
|
||||
for role in add.iter() {
|
||||
self.roles.put(txn, &role.as_bytes(), &uid.to_ne_bytes(), flags)?;
|
||||
}
|
||||
Ok(())
|
||||
}
|
||||
}
|
||||
@ -14,24 +14,43 @@
|
||||
* along with this program. If not, see <https://www.gnu.org/licenses/>.
|
||||
*/
|
||||
|
||||
use rkyv::{Archive, Deserialize, Infallible, Serialize};
|
||||
use std::ops::Deref;
|
||||
use std::sync::Arc;
|
||||
use rkyv::{Archive, Serialize, Deserialize, Infallible};
|
||||
|
||||
mod db;
|
||||
pub mod db;
|
||||
|
||||
pub use db::UserDB;
|
||||
pub use crate::authentication::db::PassDB;
|
||||
use crate::authorization::roles::Role;
|
||||
|
||||
#[derive(Debug, Clone, Archive, Serialize, Deserialize, serde::Serialize, serde::Deserialize)]
|
||||
#[derive(
|
||||
Copy,
|
||||
Clone,
|
||||
PartialEq,
|
||||
Eq,
|
||||
Debug,
|
||||
Archive,
|
||||
Serialize,
|
||||
Deserialize,
|
||||
serde::Serialize,
|
||||
serde::Deserialize,
|
||||
)]
|
||||
#[archive_attr(derive(Debug, PartialEq, serde::Serialize, serde::Deserialize))]
|
||||
pub struct User {
|
||||
id: u128,
|
||||
username: String,
|
||||
roles: Vec<String>,
|
||||
id: u64
|
||||
}
|
||||
|
||||
impl User {
|
||||
pub fn new(id: u128, username: String, roles: Vec<String>) -> Self {
|
||||
User { id, username, roles }
|
||||
pub fn new(id: u64) -> Self {
|
||||
User { id }
|
||||
}
|
||||
|
||||
pub fn get_username(&self) -> &str {
|
||||
unimplemented!()
|
||||
}
|
||||
|
||||
pub fn get_roles(&self) -> impl IntoIterator<Item=Role> {
|
||||
unimplemented!();
|
||||
[]
|
||||
}
|
||||
}
|
||||
Loading…
Reference in New Issue
Block a user