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Harden XCM v1 for Recursions (#3586)

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* Guard against XCM recursive bombs by setting a recursion limit

* Add test and set a lower recursion limit

* Use u32 instead of usize for recursion limit

* Make spellcheck happy

* Cargo fmt

* Limit XCM decoding depth in UMP message processing

* Modify test to check for recursion in BuyExecution

* Update xcm/xcm-simulator/example/src/lib.rs

Co-authored-by: Kian Paimani <5588131+kianenigma@users.noreply.github.com>

* Make cargo fmt happy

* WIP for testing recursion limit in WASM

* Revert "WIP for testing recursion limit in WASM"

This reverts commit 39181b46d1adf79358f5ae8aafcf480e0c0c22e6.

* Remove XCM recursion limit test

* Add recursion test for XCM message execution

* Set a more sensible recursion limit

* Cargo fmt

* Implement successful_origin for benchmarks

* Set recursion limit to 8 and create integration tests directory for xcm-executor

* Cargo fmt

* Add runtime-benchmarks feature to test-runtime

* Give up creating ConvertOriginToLocal and use EnsureXcm

* Re-add ConvertOriginToLocal

* Fix compilation

* Update xcm/xcm-executor/src/lib.rs

Co-authored-by: Gavin Wood <gavin@parity.io>

* Add decoding limit to all versioned XCM decode calls

* Fix recursion limit test

* Set a lower recursion count for recursion test

* move integration tests to their own folder, fix recursion check in execute_effects

* Remove xcm-executor integration tests directory

* fix up

* Update Cargo.lock

* Update runtime/parachains/src/ump.rs

* use proper decode limit

* fix decode depth limit

* here too

* Update traits.rs

* fix compile

* fix test

* Revert `decode_all_with_depth_limit` changes in parachain.rs

* Remove unused imports in parachain.rs

Co-authored-by: Keith Yeung <kungfukeith11@gmail.com>
Co-authored-by: Kian Paimani <5588131+kianenigma@users.noreply.github.com>
Co-authored-by: Bastian Köcher <info@kchr.de>
Co-authored-by: Gavin Wood <gavin@parity.io>
This commit is contained in:
Shawn Tabrizi
2021-08-07 21:29:12 +02:00
committed by GitHub
parent d1ef456a4d
commit 9ee8013d6d
14 changed files with 375 additions and 13 deletions
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polkadot/runtime/test-runtime/Cargo.toml
+8
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@@ -55,8 +55,12 @@ pallet-vesting = { git = "https://github.com/paritytech/substrate", branch = "ma
runtime-common = { package = "polkadot-runtime-common", path = "../common", default-features = false }
primitives = { package = "polkadot-primitives", path = "../../primitives", default-features = false }
pallet-xcm = { path = "../../xcm/pallet-xcm", default-features = false }
polkadot-parachain = { path = "../../parachain", default-features = false }
polkadot-runtime-parachains = { path = "../parachains", default-features = false }
xcm-builder = { path = "../../xcm/xcm-builder", default-features = false }
xcm-executor = { path = "../../xcm/xcm-executor", default-features = false }
xcm = { path = "../../xcm", default-features = false }
[dev-dependencies]
hex-literal = "0.3.3"
@@ -82,6 +86,10 @@ std = [
"inherents/std",
"sp-core/std",
"polkadot-parachain/std",
"pallet-xcm/std",
"xcm-builder/std",
"xcm-executor/std",
"xcm/std",
"sp-api/std",
"tx-pool-api/std",
"block-builder-api/std",