git.delta.rocks / unique-network / refs/commits / aee14e966771

125	}125	}
126}126}
127
128pub struct DenyTransact;
129impl TryPass for DenyTransact {
130	fn try_pass<Call>(
131		_origin: &MultiLocation,
132		message: &mut [Instruction<Call>],
133	) -> Result<(), ()> {
134		let transact_inst = message
135			.iter()
136			.find(|inst| matches![inst, Instruction::Transact { .. }]);
137
138		if transact_inst.is_some() {
139			log::warn!(
140				target: "xcm::barrier",
141				"transact XCM rejected"
142			);
143
144			Err(())
145		} else {
146			Ok(())
147		}
148	}
149}
150127
151/// Deny executing the XCM if it matches any of the Deny filter regardless of anything else.128/// Deny executing the XCM if it matches any of the Deny filter regardless of anything else.
152/// If it passes the Deny, and matches one of the Allow cases then it is let through.129/// If it passes the Deny, and matches one of the Allow cases then it is let through.
235	type UniversalAliases = Nothing;212	type UniversalAliases = Nothing;
236	type CallDispatcher = RuntimeCall;213	type CallDispatcher = RuntimeCall;
214
215	// Deny all XCM Transacts.
237	type SafeCallFilter = Nothing; // ? Only non-recursive calls may go here, but do we need this?216	type SafeCallFilter = Nothing;
238}217}
239218
240#[cfg(feature = "runtime-benchmarks")]219#[cfg(feature = "runtime-benchmarks")]

20use xcm_builder::{AllowTopLevelPaidExecutionFrom, TakeWeightCredit};20use xcm_builder::{AllowTopLevelPaidExecutionFrom, TakeWeightCredit};
21use xcm_executor::traits::ShouldExecute;21use xcm_executor::traits::ShouldExecute;
22
23use crate::runtime_common::config::xcm::{DenyThenTry, DenyTransact};
2422
25/// Execution barrier that just takes `max_weight` from `weight_credit`.23/// Execution barrier that just takes `max_weight` from `weight_credit`.
26///24///
39	}37	}
40}38}
4139
42pub type Barrier = DenyThenTry<40pub type Barrier = (
43	DenyTransact,
44	(
45		TakeWeightCredit,41	TakeWeightCredit,
46		AllowTopLevelPaidExecutionFrom<Everything>,42	AllowTopLevelPaidExecutionFrom<Everything>,
47		AllowAllDebug,43	AllowAllDebug,
48	),44);
49>;
5045

28use crate::{28use crate::{
29	Runtime, ParachainInfo, PolkadotXcm,29	Runtime, ParachainInfo, PolkadotXcm,
30	runtime_common::{30	runtime_common::{
31		config::xcm::{DenyThenTry, DenyTransact, DenyExchangeWithUnknownLocation},31		config::xcm::{DenyThenTry, DenyExchangeWithUnknownLocation},
32		xcm::OverridableAllowedLocations,32		xcm::OverridableAllowedLocations,
33	},33	},
34};34};
76}76}
7777
78pub type Barrier = DenyThenTry<78pub type Barrier = DenyThenTry<
79	(
80		DenyTransact,
81		DenyExchangeWithUnknownLocation<79	DenyExchangeWithUnknownLocation<
82			OverridableAllowedLocations<Runtime, QuartzDefaultAllowedLocations>,80		OverridableAllowedLocations<Runtime, QuartzDefaultAllowedLocations>,
83		>,81	>,
84	),
85	(82	(
86		TakeWeightCredit,83		TakeWeightCredit,
87		AllowTopLevelPaidExecutionFrom<Everything>,84		AllowTopLevelPaidExecutionFrom<Everything>,

28use crate::{28use crate::{
29	Runtime, ParachainInfo, PolkadotXcm,29	Runtime, ParachainInfo, PolkadotXcm,
30	runtime_common::{30	runtime_common::{
31		config::xcm::{DenyThenTry, DenyTransact, DenyExchangeWithUnknownLocation},31		config::xcm::{DenyThenTry, DenyExchangeWithUnknownLocation},
32		xcm::OverridableAllowedLocations,32		xcm::OverridableAllowedLocations,
33	},33	},
34};34};
76}76}
7777
78pub type Barrier = DenyThenTry<78pub type Barrier = DenyThenTry<
79	(
80		DenyTransact,
81		DenyExchangeWithUnknownLocation<79	DenyExchangeWithUnknownLocation<
82			OverridableAllowedLocations<Runtime, UniqueDefaultAllowedLocations>,80		OverridableAllowedLocations<Runtime, UniqueDefaultAllowedLocations>,
83		>,81	>,
84	),
85	(82	(
86		TakeWeightCredit,83		TakeWeightCredit,
87		AllowTopLevelPaidExecutionFrom<Everything>,84		AllowTopLevelPaidExecutionFrom<Everything>,