mirror of
https://github.com/pezkuwichain/pezkuwi-subxt.git
synced 2026-06-30 06:07:25 +00:00
Update futures and tokio for browser light client (#673)
* Make availability-store compile for WASM * Use --manifest-path instead * Make validation work on wasm! * Switch to Spawn trait * Migrate validation to std futures * Migrate network to std futures * Final changes to validation * Tidy up network * Tidy up validation * Switch branch * Migrate service * Get polkadot to compile via wasm! * Add browser-demo * Add initial browser file * Add browser-demo * Tidy * Temp switch back to substrate/master * tidy * Fix wasm build * Re-add release flag * Switch to polkadot-master * Revert cli tokio version to avoid libp2p panic * Update tokio version * Fix availability store tests * Fix validation tests * Remove futures01 from availability-store * Fix network tests * Small changes * Fix collator * Fix typo * Revert removal of tokio_executor that causes tokio version mismatch panic * Fix adder test parachain * Revert "Revert removal of tokio_executor that causes tokio version mismatch panic" This reverts commit cfeb50c01d8df5e209483406a711e64761b44ae9. * Update availability-store/src/worker.rs Co-Authored-By: Pierre Krieger <pierre.krieger1708@gmail.com> * Update network/src/lib.rs Co-Authored-By: Pierre Krieger <pierre.krieger1708@gmail.com> * Update network/src/lib.rs Co-Authored-By: Pierre Krieger <pierre.krieger1708@gmail.com> * Box pin changes * Asyncify network functions * Clean up browser validation worker error * Fix av store test * Nits * Fix validation test * Switch favicon * Fix validation test again * Revert "Asyncify network functions" This reverts commit f20ae6548dc482cb1e75bc80641cfe55c6131a53. * Add async blocks back in
This commit is contained in:
Ashley
Generated
+35
-34
@@ -519,6 +519,24 @@ dependencies = [
|
||||
"bitflags 1.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "console_error_panic_hook"
|
||||
version = "0.1.6"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
dependencies = [
|
||||
"cfg-if 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||
"wasm-bindgen 0.2.55 (registry+https://github.com/rust-lang/crates.io-index)",
|
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]
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||||
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||||
[[package]]
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||||
name = "console_log"
|
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version = "0.1.2"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
dependencies = [
|
||||
"log 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
|
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"web-sys 0.3.32 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "const-random"
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version = "0.1.6"
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@@ -960,15 +978,6 @@ dependencies = [
|
||||
"libc 0.2.65 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "exit-future"
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version = "0.1.4"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
|
||||
"futures 0.1.29 (registry+https://github.com/rust-lang/crates.io-index)",
|
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"parking_lot 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
|
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]
|
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|
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[[package]]
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name = "exit-future"
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version = "0.2.0"
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@@ -1386,14 +1395,6 @@ dependencies = [
|
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"slab 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "futures01"
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version = "0.1.29"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"futures 0.1.29 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "fxhash"
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version = "0.2.1"
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@@ -3509,7 +3510,6 @@ dependencies = [
|
||||
"derive_more 0.99.2 (registry+https://github.com/rust-lang/crates.io-index)",
|
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"exit-future 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
|
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"futures 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
|
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"futures01 0.1.29 (registry+https://github.com/rust-lang/crates.io-index)",
|
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"kvdb 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
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"kvdb-memorydb 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
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"kvdb-rocksdb 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
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@@ -3528,27 +3528,35 @@ dependencies = [
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"sp-consensus 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
|
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"sp-core 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
|
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"sp-runtime 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
|
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"tokio 0.1.22 (registry+https://github.com/rust-lang/crates.io-index)",
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"tokio 0.2.4 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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|
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[[package]]
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||||
name = "polkadot-cli"
|
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version = "0.7.9"
|
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dependencies = [
|
||||
"console_error_panic_hook 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||
"console_log 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||
"futures 0.1.29 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||
"futures 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
|
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"js-sys 0.3.32 (registry+https://github.com/rust-lang/crates.io-index)",
|
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"kvdb-memorydb 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
|
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"libp2p 0.13.1 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||
"log 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||
"polkadot-service 0.7.9",
|
||||
"sc-cli 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
|
||||
"sc-network 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
|
||||
"sc-service 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
|
||||
"structopt 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||
"tokio 0.1.22 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||
"wasm-bindgen 0.2.55 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||
"wasm-bindgen-futures 0.3.27 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||
]
|
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|
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[[package]]
|
||||
name = "polkadot-collator"
|
||||
version = "0.7.9"
|
||||
dependencies = [
|
||||
"futures 0.1.29 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||
"futures 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||
"futures-timer 1.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||
"log 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
|
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@@ -3564,7 +3572,7 @@ dependencies = [
|
||||
"sp-consensus 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
|
||||
"sp-core 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
|
||||
"sp-keyring 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
|
||||
"tokio 0.1.22 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||
"tokio 0.2.4 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||
]
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[[package]]
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@@ -3593,7 +3601,6 @@ version = "0.7.9"
|
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dependencies = [
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"arrayvec 0.4.12 (registry+https://github.com/rust-lang/crates.io-index)",
|
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"exit-future 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||
"futures 0.1.29 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||
"futures 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||
"log 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
|
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"parity-scale-codec 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
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@@ -3734,7 +3741,6 @@ dependencies = [
|
||||
name = "polkadot-service"
|
||||
version = "0.7.9"
|
||||
dependencies = [
|
||||
"exit-future 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||
"futures 0.1.29 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||
"futures 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||
"hex-literal 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||
@@ -3789,11 +3795,9 @@ dependencies = [
|
||||
name = "polkadot-validation"
|
||||
version = "0.7.9"
|
||||
dependencies = [
|
||||
"async-std 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||
"bitvec 0.15.2 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||
"derive_more 0.14.1 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||
"exit-future 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||
"futures 0.1.29 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||
"futures 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||
"futures-timer 2.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||
"log 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
|
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@@ -3821,8 +3825,7 @@ dependencies = [
|
||||
"sp-timestamp 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
|
||||
"sp-transaction-pool-api 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
|
||||
"sp-trie 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
|
||||
"tokio 0.1.22 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||
"tokio-executor 0.2.0-alpha.6 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||
"tokio 0.2.4 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
@@ -4434,7 +4437,7 @@ dependencies = [
|
||||
"sp-state-machine 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
|
||||
"structopt 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||
"time 0.1.42 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||
"tokio 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||
"tokio 0.2.4 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||
]
|
||||
|
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[[package]]
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@@ -5999,7 +6002,7 @@ dependencies = [
|
||||
|
||||
[[package]]
|
||||
name = "tokio"
|
||||
version = "0.2.2"
|
||||
version = "0.2.4"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
dependencies = [
|
||||
"bytes 0.5.2 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||
@@ -6073,8 +6076,6 @@ version = "0.2.0-alpha.6"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
dependencies = [
|
||||
"futures-util-preview 0.3.0-alpha.19 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||
"lazy_static 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||
"tokio-sync 0.2.0-alpha.6 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
@@ -6952,6 +6953,8 @@ dependencies = [
|
||||
"checksum clap 2.33.0 (registry+https://github.com/rust-lang/crates.io-index)" = "5067f5bb2d80ef5d68b4c87db81601f0b75bca627bc2ef76b141d7b846a3c6d9"
|
||||
"checksum clear_on_drop 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)" = "97276801e127ffb46b66ce23f35cc96bd454fa311294bced4bbace7baa8b1d17"
|
||||
"checksum cloudabi 0.0.3 (registry+https://github.com/rust-lang/crates.io-index)" = "ddfc5b9aa5d4507acaf872de71051dfd0e309860e88966e1051e462a077aac4f"
|
||||
"checksum console_error_panic_hook 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)" = "b8d976903543e0c48546a91908f21588a680a8c8f984df9a5d69feccb2b2a211"
|
||||
"checksum console_log 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)" = "1e7871d2947441b0fdd8e2bd1ce2a2f75304f896582c0d572162d48290683c48"
|
||||
"checksum const-random 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)" = "7b641a8c9867e341f3295564203b1c250eb8ce6cb6126e007941f78c4d2ed7fe"
|
||||
"checksum const-random-macro 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)" = "c750ec12b83377637110d5a57f5ae08e895b06c4b16e2bdbf1a94ef717428c59"
|
||||
"checksum constant_time_eq 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)" = "995a44c877f9212528ccc74b21a232f66ad69001e40ede5bcee2ac9ef2657120"
|
||||
@@ -7001,7 +7004,6 @@ dependencies = [
|
||||
"checksum erased-serde 0.3.9 (registry+https://github.com/rust-lang/crates.io-index)" = "3beee4bc16478a1b26f2e80ad819a52d24745e292f521a63c16eea5f74b7eb60"
|
||||
"checksum errno 0.2.4 (registry+https://github.com/rust-lang/crates.io-index)" = "c2a071601ed01b988f896ab14b95e67335d1eeb50190932a1320f7fe3cadc84e"
|
||||
"checksum errno-dragonfly 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "14ca354e36190500e1e1fb267c647932382b54053c50b14970856c0b00a35067"
|
||||
"checksum exit-future 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)" = "d8013f441e38e31c670e7f34ec8f1d5d3a2bd9d303c1ff83976ca886005e8f48"
|
||||
"checksum exit-future 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)" = "e43f2f1833d64e33f15592464d6fdd70f349dda7b1a53088eb83cd94014008c5"
|
||||
"checksum faerie 0.13.0 (registry+https://github.com/rust-lang/crates.io-index)" = "f902f2af041f6c7177a2a04f805687cdc71e69c7cbef059a2755d8923f4cd7a8"
|
||||
"checksum failure 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)" = "f8273f13c977665c5db7eb2b99ae520952fe5ac831ae4cd09d80c4c7042b5ed9"
|
||||
@@ -7046,7 +7048,6 @@ dependencies = [
|
||||
"checksum futures-timer 2.0.2 (registry+https://github.com/rust-lang/crates.io-index)" = "a1de7508b218029b0f01662ed8f61b1c964b3ae99d6f25462d0f55a595109df6"
|
||||
"checksum futures-util 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)" = "c0d66274fb76985d3c62c886d1da7ac4c0903a8c9f754e8fe0f35a6a6cc39e76"
|
||||
"checksum futures-util-preview 0.3.0-alpha.19 (registry+https://github.com/rust-lang/crates.io-index)" = "5ce968633c17e5f97936bd2797b6e38fb56cf16a7422319f7ec2e30d3c470e8d"
|
||||
"checksum futures01 0.1.29 (registry+https://github.com/rust-lang/crates.io-index)" = "7ef8cbbf52909170053540c6c05a62433ddb60662dabee714e2a882caa864f22"
|
||||
"checksum fxhash 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)" = "c31b6d751ae2c7f11320402d34e41349dd1016f8d5d45e48c4312bc8625af50c"
|
||||
"checksum gcc 0.3.55 (registry+https://github.com/rust-lang/crates.io-index)" = "8f5f3913fa0bfe7ee1fd8248b6b9f42a5af4b9d65ec2dd2c3c26132b950ecfc2"
|
||||
"checksum generic-array 0.12.3 (registry+https://github.com/rust-lang/crates.io-index)" = "c68f0274ae0e023facc3c97b2e00f076be70e254bc851d972503b328db79b2ec"
|
||||
@@ -7418,7 +7419,7 @@ dependencies = [
|
||||
"checksum tiny-keccak 1.5.0 (registry+https://github.com/rust-lang/crates.io-index)" = "1d8a021c69bb74a44ccedb824a046447e2c84a01df9e5c20779750acb38e11b2"
|
||||
"checksum tiny-keccak 2.0.1 (registry+https://github.com/rust-lang/crates.io-index)" = "2953ca5148619bc99695c1274cb54c5275bbb913c6adad87e72eaf8db9787f69"
|
||||
"checksum tokio 0.1.22 (registry+https://github.com/rust-lang/crates.io-index)" = "5a09c0b5bb588872ab2f09afa13ee6e9dac11e10a0ec9e8e3ba39a5a5d530af6"
|
||||
"checksum tokio 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)" = "2e765bf9f550bd9b8a970633ca3b56b8120c4b6c5dcbe26a93744cb02fee4b17"
|
||||
"checksum tokio 0.2.4 (registry+https://github.com/rust-lang/crates.io-index)" = "bcced6bb623d4bff3739c176c415f13c418f426395c169c9c3cd9a492c715b16"
|
||||
"checksum tokio-buf 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "8fb220f46c53859a4b7ec083e41dec9778ff0b1851c0942b211edb89e0ccdc46"
|
||||
"checksum tokio-codec 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "5c501eceaf96f0e1793cf26beb63da3d11c738c4a943fdf3746d81d64684c39f"
|
||||
"checksum tokio-codec 0.2.0-alpha.6 (registry+https://github.com/rust-lang/crates.io-index)" = "9f5d22fd1e84bd4045d28813491cb7d7caae34d45c80517c2213f09a85e8787a"
|
||||
|
||||
@@ -12,9 +12,8 @@ polkadot-runtime = { path = "../runtime" }
|
||||
parking_lot = "0.9.0"
|
||||
derive_more = "0.99"
|
||||
log = "0.4.8"
|
||||
futures01 = "0.1.17"
|
||||
futures = { package = "futures", version = "0.3.1", features = ["compat"] }
|
||||
tokio = "0.1.7"
|
||||
futures = "0.3.1"
|
||||
tokio = { version = "0.2.4", features = ["rt-core"] }
|
||||
exit-future = "0.2.0"
|
||||
codec = { package = "parity-scale-codec", version = "1.1.0", default-features = false, features = ["derive"] }
|
||||
sc-network = { git = "https://github.com/paritytech/substrate", branch = "polkadot-master" }
|
||||
|
||||
@@ -23,7 +23,7 @@
|
||||
#![warn(missing_docs)]
|
||||
|
||||
use futures::prelude::*;
|
||||
use futures::channel::{mpsc, oneshot};
|
||||
use futures::{channel::{mpsc, oneshot}, task::Spawn};
|
||||
use keystore::KeyStorePtr;
|
||||
use polkadot_primitives::{
|
||||
Hash, Block,
|
||||
@@ -38,7 +38,7 @@ use client::{
|
||||
BlockchainEvents, BlockBody,
|
||||
};
|
||||
use sp_api::ApiExt;
|
||||
|
||||
use std::pin::Pin;
|
||||
use log::warn;
|
||||
|
||||
use std::sync::Arc;
|
||||
@@ -58,10 +58,7 @@ use worker::{
|
||||
use store::{Store as InnerStore};
|
||||
|
||||
/// Abstraction over an executor that lets you spawn tasks in the background.
|
||||
pub(crate) type TaskExecutor =
|
||||
Arc<dyn futures01::future::Executor<
|
||||
Box<dyn futures01::Future<Item = (), Error = ()> + Send>
|
||||
> + Send + Sync>;
|
||||
pub(crate) type TaskExecutor = Arc<dyn Spawn + Send + Sync>;
|
||||
|
||||
const LOG_TARGET: &str = "availability";
|
||||
|
||||
@@ -110,7 +107,7 @@ pub trait ProvideGossipMessages {
|
||||
fn gossip_messages_for(
|
||||
&self,
|
||||
topic: Hash,
|
||||
) -> Box<dyn Stream<Item = (Hash, Hash, ErasureChunk)> + Send + Unpin>;
|
||||
) -> Pin<Box<dyn Stream<Item = (Hash, Hash, ErasureChunk)> + Send>>;
|
||||
|
||||
/// Gossip an erasure chunk message.
|
||||
fn gossip_erasure_chunk(
|
||||
@@ -155,6 +152,7 @@ impl Store {
|
||||
///
|
||||
/// Creating a store among other things starts a background worker thread which
|
||||
/// handles most of the write operations to the storage.
|
||||
#[cfg(not(target_os = "unknown"))]
|
||||
pub fn new<PGM>(config: Config, gossip: PGM) -> io::Result<Self>
|
||||
where PGM: ProvideGossipMessages + Send + Sync + Clone + 'static
|
||||
{
|
||||
|
||||
@@ -14,6 +14,7 @@
|
||||
// You should have received a copy of the GNU General Public License
|
||||
// along with Polkadot. If not, see <http://www.gnu.org/licenses/>.
|
||||
|
||||
#[cfg(not(target_os = "unknown"))]
|
||||
use kvdb_rocksdb::{Database, DatabaseConfig};
|
||||
use kvdb::{KeyValueDB, DBTransaction};
|
||||
use codec::{Encode, Decode};
|
||||
@@ -82,6 +83,7 @@ fn erasure_roots_in_relay_chain_block_key(relay_block: &Hash) -> Vec<u8> {
|
||||
|
||||
impl Store {
|
||||
/// Create a new `Store` with given condig on disk.
|
||||
#[cfg(not(target_os = "unknown"))]
|
||||
pub(super) fn new(config: Config) -> io::Result<Self> {
|
||||
let mut db_config = DatabaseConfig::with_columns(Some(columns::NUM_COLUMNS));
|
||||
|
||||
|
||||
@@ -37,11 +37,10 @@ use polkadot_primitives::parachain::{
|
||||
CandidateReceipt, ParachainHost, ValidatorId,
|
||||
ValidatorPair, AvailableMessages, BlockData, ErasureChunk,
|
||||
};
|
||||
use futures::channel::{mpsc, oneshot};
|
||||
use futures::{FutureExt, Sink, SinkExt, TryFutureExt, StreamExt, future::select};
|
||||
use futures::{prelude::*, future::select, channel::{mpsc, oneshot}, task::SpawnExt};
|
||||
use keystore::KeyStorePtr;
|
||||
|
||||
use tokio::runtime::current_thread::{Handle, Runtime as LocalRuntime};
|
||||
use tokio::runtime::{Handle, Runtime as LocalRuntime};
|
||||
|
||||
use crate::{LOG_TARGET, Data, TaskExecutor, ProvideGossipMessages, erasure_coding_topic};
|
||||
use crate::store::Store;
|
||||
@@ -308,7 +307,7 @@ where
|
||||
// Called on startup of the worker to register listeners for all awaited chunks.
|
||||
fn register_listeners(
|
||||
&mut self,
|
||||
runtime_handle: &mut Handle,
|
||||
runtime_handle: &Handle,
|
||||
sender: &mut mpsc::UnboundedSender<WorkerMsg>,
|
||||
) {
|
||||
if let Some(awaited_chunks) = self.availability_store.awaited_chunks() {
|
||||
@@ -327,7 +326,7 @@ where
|
||||
|
||||
fn register_chunks_listener(
|
||||
&mut self,
|
||||
runtime_handle: &mut Handle,
|
||||
runtime_handle: &Handle,
|
||||
sender: &mut mpsc::UnboundedSender<WorkerMsg>,
|
||||
relay_parent: Hash,
|
||||
erasure_root: Hash,
|
||||
@@ -354,18 +353,14 @@ where
|
||||
|
||||
self.registered_gossip_streams.insert(topic, signal);
|
||||
|
||||
let _ = runtime_handle.spawn(
|
||||
select(fut.boxed(), exit)
|
||||
.map(|_| Ok(()))
|
||||
.compat()
|
||||
);
|
||||
let _ = runtime_handle.spawn(select(fut.boxed(), exit).map(drop));
|
||||
|
||||
Ok(())
|
||||
}
|
||||
|
||||
fn on_parachain_blocks_received(
|
||||
&mut self,
|
||||
runtime_handle: &mut Handle,
|
||||
runtime_handle: &Handle,
|
||||
sender: &mut mpsc::UnboundedSender<WorkerMsg>,
|
||||
relay_parent: Hash,
|
||||
blocks: Vec<(CandidateReceipt, Option<(BlockData, AvailableMessages)>)>,
|
||||
@@ -450,7 +445,7 @@ where
|
||||
// we don't have that piece, and then it registers a listener.
|
||||
fn on_listen_for_chunks_received(
|
||||
&mut self,
|
||||
runtime_handle: &mut Handle,
|
||||
runtime_handle: &Handle,
|
||||
sender: &mut mpsc::UnboundedSender<WorkerMsg>,
|
||||
relay_parent: Hash,
|
||||
candidate_hash: Hash,
|
||||
@@ -496,11 +491,11 @@ where
|
||||
let mut runtime = LocalRuntime::new()?;
|
||||
let mut sender = worker.sender.clone();
|
||||
|
||||
let mut runtime_handle = runtime.handle();
|
||||
let runtime_handle = runtime.handle().clone();
|
||||
|
||||
// On startup, registers listeners (gossip streams) for all
|
||||
// (relay_parent, erasure-root, i) in the awaited frontier.
|
||||
worker.register_listeners(&mut runtime_handle, &mut sender);
|
||||
worker.register_listeners(runtime.handle(), &mut sender);
|
||||
|
||||
let process_notification = async move {
|
||||
while let Some(msg) = receiver.next().await {
|
||||
@@ -525,7 +520,7 @@ where
|
||||
} = msg;
|
||||
|
||||
let res = worker.on_listen_for_chunks_received(
|
||||
&mut runtime_handle,
|
||||
&runtime_handle,
|
||||
&mut sender,
|
||||
relay_parent,
|
||||
candidate_hash,
|
||||
@@ -545,7 +540,7 @@ where
|
||||
} = msg;
|
||||
|
||||
let res = worker.on_parachain_blocks_received(
|
||||
&mut runtime_handle,
|
||||
&runtime_handle,
|
||||
&mut sender,
|
||||
relay_parent,
|
||||
blocks,
|
||||
@@ -589,15 +584,9 @@ where
|
||||
|
||||
};
|
||||
|
||||
runtime.spawn(
|
||||
futures::future::select(process_notification.boxed(), exit.clone())
|
||||
.map(|_| Ok(()))
|
||||
.compat()
|
||||
);
|
||||
runtime.spawn(select(process_notification.boxed(), exit.clone()).map(drop));
|
||||
|
||||
if let Err(e) = runtime.block_on(exit.unit_error().compat()) {
|
||||
warn!(target: LOG_TARGET, "Availability worker error {:?}", e);
|
||||
}
|
||||
runtime.block_on(exit);
|
||||
|
||||
info!(target: LOG_TARGET, "Availability worker exiting");
|
||||
|
||||
@@ -771,9 +760,9 @@ impl<I, P> AvailabilityBlockImport<I, P> {
|
||||
let prune_available = select(
|
||||
prune_unneeded_availability(client.clone(), to_worker.clone()).boxed(),
|
||||
exit.clone()
|
||||
).map(|_| Ok(())).compat();
|
||||
).map(drop);
|
||||
|
||||
if let Err(_) = thread_pool.execute(Box::new(prune_available)) {
|
||||
if let Err(_) = thread_pool.spawn(Box::new(prune_available)) {
|
||||
error!(target: LOG_TARGET, "Failed to spawn availability pruning task");
|
||||
exit_signal = None;
|
||||
}
|
||||
@@ -806,6 +795,7 @@ mod tests {
|
||||
use std::time::Duration;
|
||||
use futures::{stream, channel::mpsc, Stream};
|
||||
use std::sync::{Arc, Mutex};
|
||||
use std::pin::Pin;
|
||||
use tokio::runtime::Runtime;
|
||||
|
||||
// Just contains topic->channel mapping to give to outer code on `gossip_messages_for` calls.
|
||||
@@ -815,11 +805,11 @@ mod tests {
|
||||
|
||||
impl ProvideGossipMessages for TestGossipMessages {
|
||||
fn gossip_messages_for(&self, topic: Hash)
|
||||
-> Box<dyn Stream<Item = (Hash, Hash, ErasureChunk)> + Send + Unpin>
|
||||
-> Pin<Box<dyn Stream<Item = (Hash, Hash, ErasureChunk)> + Send>>
|
||||
{
|
||||
match self.messages.lock().unwrap().remove(&topic) {
|
||||
Some(receiver) => Box::new(receiver),
|
||||
None => Box::new(stream::iter(vec![])),
|
||||
Some(receiver) => receiver.boxed(),
|
||||
None => stream::iter(vec![]).boxed(),
|
||||
}
|
||||
}
|
||||
|
||||
@@ -890,7 +880,7 @@ mod tests {
|
||||
// chunk topics.
|
||||
handle.sender.unbounded_send(msg).unwrap();
|
||||
|
||||
runtime.block_on(r.unit_error().boxed().compat()).unwrap().unwrap().unwrap();
|
||||
runtime.block_on(r).unwrap().unwrap();
|
||||
|
||||
// Make sure that at this point we are waiting for the appropriate chunk.
|
||||
assert_eq!(
|
||||
@@ -992,7 +982,7 @@ mod tests {
|
||||
|
||||
handle.sender.unbounded_send(listen_msg_2).unwrap();
|
||||
|
||||
runtime.block_on(r2.unit_error().boxed().compat()).unwrap().unwrap().unwrap();
|
||||
runtime.block_on(r2).unwrap().unwrap();
|
||||
// The gossip sender for this topic left intact => listener not registered.
|
||||
assert!(messages.messages.lock().unwrap().contains_key(&topic_2));
|
||||
|
||||
@@ -1008,7 +998,7 @@ mod tests {
|
||||
});
|
||||
|
||||
handle.sender.unbounded_send(listen_msg_1).unwrap();
|
||||
runtime.block_on(r1.unit_error().boxed().compat()).unwrap().unwrap().unwrap();
|
||||
runtime.block_on(r1).unwrap().unwrap();
|
||||
|
||||
// The gossip sender taken => listener registered.
|
||||
assert!(!messages.messages.lock().unwrap().contains_key(&topic_1));
|
||||
|
||||
+26
-1
@@ -5,6 +5,9 @@ authors = ["Parity Technologies <admin@parity.io>"]
|
||||
description = "Polkadot node implementation in Rust."
|
||||
edition = "2018"
|
||||
|
||||
[lib]
|
||||
crate-type = ["cdylib", "rlib"]
|
||||
|
||||
[dependencies]
|
||||
log = "0.4.8"
|
||||
tokio = "0.1.22"
|
||||
@@ -14,6 +17,28 @@ structopt = "0.3.4"
|
||||
cli = { package = "sc-cli", git = "https://github.com/paritytech/substrate", branch = "polkadot-master" }
|
||||
service = { package = "polkadot-service", path = "../service" }
|
||||
|
||||
libp2p = { version = "0.13.0", default-features = false, optional = true }
|
||||
wasm-bindgen = { version = "0.2.45", optional = true }
|
||||
wasm-bindgen-futures = { version = "0.3.22", optional = true }
|
||||
console_log = { version = "0.1.2", optional = true }
|
||||
console_error_panic_hook = { version = "0.1.1", optional = true }
|
||||
js-sys = { version = "0.3.22", optional = true }
|
||||
kvdb-memorydb = { version = "0.1.1", optional = true }
|
||||
substrate-service = { package = "sc-service", git = "https://github.com/paritytech/substrate", branch = "polkadot-master", optional = true, default-features = false }
|
||||
substrate-network = { package = "sc-network", git = "https://github.com/paritytech/substrate", branch = "polkadot-master", optional = true }
|
||||
|
||||
[features]
|
||||
default = [ "wasmtime" ]
|
||||
default = [ "wasmtime", "rocksdb" ]
|
||||
wasmtime = [ "cli/wasmtime" ]
|
||||
rocksdb = [ "service/rocksdb" ]
|
||||
browser = [
|
||||
"libp2p",
|
||||
"wasm-bindgen",
|
||||
"console_error_panic_hook",
|
||||
"wasm-bindgen-futures",
|
||||
"console_log",
|
||||
"js-sys",
|
||||
"kvdb-memorydb",
|
||||
"substrate-service",
|
||||
"substrate-network"
|
||||
]
|
||||
|
||||
@@ -0,0 +1 @@
|
||||
pkg
|
||||
@@ -0,0 +1,9 @@
|
||||
# How to run this demo
|
||||
|
||||
```sh
|
||||
cargo install wasm-pack # If necessary
|
||||
|
||||
wasm-pack build --target web --out-dir ./browser-demo/pkg --no-typescript --release ./.. -- --no-default-features --features "browser"
|
||||
|
||||
xdg-open index.html
|
||||
```
|
||||
Executable
+3
@@ -0,0 +1,3 @@
|
||||
#!/usr/bin/env sh
|
||||
wasm-pack build --target web --out-dir ./browser-demo/pkg --no-typescript --release ./.. -- --no-default-features --features "browser"
|
||||
python -m http.server 8000
|
||||
Binary file not shown.
|
After Width: | Height: | Size: 4.7 KiB |
@@ -0,0 +1,39 @@
|
||||
<!DOCTYPE html>
|
||||
<html>
|
||||
<head>
|
||||
<meta http-equiv="Content-type" content="text/html; charset=utf-8"/>
|
||||
<title>Polkadot node</title>
|
||||
<link rel="shortcut icon" href="/favicon.png" />
|
||||
<script type="module">
|
||||
import { start_client, default as init } from './pkg/polkadot_cli.js';
|
||||
import ws from './ws.js';
|
||||
|
||||
function log(msg) {
|
||||
document.getElementsByTagName('body')[0].innerHTML += msg + '\n';
|
||||
}
|
||||
|
||||
async function start() {
|
||||
log('Loading WASM');
|
||||
await init('./pkg/polkadot_cli_bg.wasm');
|
||||
log('Successfully loaded WASM');
|
||||
|
||||
// Build our client.
|
||||
log('Starting client');
|
||||
let client = start_client(ws());
|
||||
log('Client started');
|
||||
|
||||
client.rpcSubscribe('{"method":"chain_subscribeNewHead","params":[],"id":1,"jsonrpc":"2.0"}',
|
||||
(r) => log("New chain head: " + r));
|
||||
|
||||
setInterval(() => {
|
||||
client
|
||||
.rpcSend('{"method":"system_networkState","params":[],"id":1,"jsonrpc":"2.0"}')
|
||||
.then((r) => log("Network state: " + r));
|
||||
}, 1000);
|
||||
}
|
||||
|
||||
start();
|
||||
</script>
|
||||
</head>
|
||||
<body style="white-space: pre"></body>
|
||||
</html>
|
||||
@@ -0,0 +1,148 @@
|
||||
// Copyright 2019 Parity Technologies (UK) Ltd.
|
||||
// This file is part of Substrate.
|
||||
|
||||
// Substrate is free software: you can redistribute it and/or modify
|
||||
// it under the terms of the GNU General Public License as published by
|
||||
// the Free Software Foundation, either version 3 of the License, or
|
||||
// (at your option) any later version.
|
||||
|
||||
// Substrate is distributed in the hope that it will be useful,
|
||||
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
// GNU General Public License for more details.
|
||||
|
||||
// You should have received a copy of the GNU General Public License
|
||||
// along with Substrate. If not, see <http://www.gnu.org/licenses/>.
|
||||
|
||||
export default () => {
|
||||
return {
|
||||
dial: dial,
|
||||
listen_on: (addr) => {
|
||||
let err = new Error("Listening on WebSockets is not possible from within a browser");
|
||||
err.name = "NotSupportedError";
|
||||
throw err;
|
||||
},
|
||||
};
|
||||
}
|
||||
|
||||
/// Turns a string multiaddress into a WebSockets string URL.
|
||||
// TODO: support dns addresses as well
|
||||
const multiaddr_to_ws = (addr) => {
|
||||
let parsed = addr.match(/^\/(ip4|ip6|dns4|dns6)\/(.*?)\/tcp\/(.*?)\/(ws|wss|x-parity-ws\/(.*)|x-parity-wss\/(.*))$/);
|
||||
let proto = 'wss';
|
||||
if (parsed[4] == 'ws' || parsed[4] == 'x-parity-ws') {
|
||||
proto = 'ws';
|
||||
}
|
||||
let url = decodeURIComponent(parsed[5] || parsed[6] || '');
|
||||
if (parsed != null) {
|
||||
if (parsed[1] == 'ip6') {
|
||||
return proto + "://[" + parsed[2] + "]:" + parsed[3] + url;
|
||||
} else {
|
||||
return proto + "://" + parsed[2] + ":" + parsed[3] + url;
|
||||
}
|
||||
}
|
||||
|
||||
let err = new Error("Address not supported: " + addr);
|
||||
err.name = "NotSupportedError";
|
||||
throw err;
|
||||
}
|
||||
|
||||
// Attempt to dial a multiaddress.
|
||||
const dial = (addr) => {
|
||||
let ws = new WebSocket(multiaddr_to_ws(addr));
|
||||
let reader = read_queue();
|
||||
|
||||
return new Promise((resolve, reject) => {
|
||||
// TODO: handle ws.onerror properly after dialing has happened
|
||||
ws.onerror = (ev) => reject(ev);
|
||||
ws.onmessage = (ev) => reader.inject_blob(ev.data);
|
||||
ws.onclose = () => reader.inject_eof();
|
||||
ws.onopen = () => resolve({
|
||||
read: (function*() { while(ws.readyState == 1) { yield reader.next(); } })(),
|
||||
write: (data) => {
|
||||
if (ws.readyState == 1) {
|
||||
ws.send(data);
|
||||
return promise_when_ws_finished(ws);
|
||||
} else {
|
||||
return Promise.reject("WebSocket is closed");
|
||||
}
|
||||
},
|
||||
shutdown: () => {},
|
||||
close: () => ws.close()
|
||||
});
|
||||
});
|
||||
}
|
||||
|
||||
// Takes a WebSocket object and returns a Promise that resolves when bufferedAmount is 0.
|
||||
const promise_when_ws_finished = (ws) => {
|
||||
if (ws.bufferedAmount == 0) {
|
||||
return Promise.resolve();
|
||||
}
|
||||
|
||||
return new Promise((resolve, reject) => {
|
||||
setTimeout(function check() {
|
||||
if (ws.bufferedAmount == 0) {
|
||||
resolve();
|
||||
} else {
|
||||
setTimeout(check, 100);
|
||||
}
|
||||
}, 2);
|
||||
})
|
||||
}
|
||||
|
||||
// Creates a queue reading system.
|
||||
const read_queue = () => {
|
||||
// State of the queue.
|
||||
let state = {
|
||||
// Array of promises resolving to `ArrayBuffer`s, that haven't been transmitted back with
|
||||
// `next` yet.
|
||||
queue: new Array(),
|
||||
// If `resolve` isn't null, it is a "resolve" function of a promise that has already been
|
||||
// returned by `next`. It should be called with some data.
|
||||
resolve: null,
|
||||
};
|
||||
|
||||
return {
|
||||
// Inserts a new Blob in the queue.
|
||||
inject_blob: (blob) => {
|
||||
if (state.resolve != null) {
|
||||
var resolve = state.resolve;
|
||||
state.resolve = null;
|
||||
|
||||
var reader = new FileReader();
|
||||
reader.addEventListener("loadend", () => resolve(reader.result));
|
||||
reader.readAsArrayBuffer(blob);
|
||||
} else {
|
||||
state.queue.push(new Promise((resolve, reject) => {
|
||||
var reader = new FileReader();
|
||||
reader.addEventListener("loadend", () => resolve(reader.result));
|
||||
reader.readAsArrayBuffer(blob);
|
||||
}));
|
||||
}
|
||||
},
|
||||
|
||||
// Inserts an EOF message in the queue.
|
||||
inject_eof: () => {
|
||||
if (state.resolve != null) {
|
||||
var resolve = state.resolve;
|
||||
state.resolve = null;
|
||||
resolve(null);
|
||||
} else {
|
||||
state.queue.push(Promise.resolve(null));
|
||||
}
|
||||
},
|
||||
|
||||
// Returns a Promise that yields the next entry as an ArrayBuffer.
|
||||
next: () => {
|
||||
if (state.queue.length != 0) {
|
||||
return state.queue.shift(0);
|
||||
} else {
|
||||
if (state.resolve !== null)
|
||||
throw "Internal error: already have a pending promise";
|
||||
return new Promise((resolve, reject) => {
|
||||
state.resolve = resolve;
|
||||
});
|
||||
}
|
||||
}
|
||||
};
|
||||
};
|
||||
@@ -0,0 +1,169 @@
|
||||
// Copyright 2019 Parity Technologies (UK) Ltd.
|
||||
// This file is part of Substrate.
|
||||
|
||||
// Substrate is free software: you can redistribute it and/or modify
|
||||
// it under the terms of the GNU General Public License as published by
|
||||
// the Free Software Foundation, either version 3 of the License, or
|
||||
// (at your option) any later version.
|
||||
|
||||
// Substrate is distributed in the hope that it will be useful,
|
||||
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
// GNU General Public License for more details.
|
||||
|
||||
// You should have received a copy of the GNU General Public License
|
||||
// along with Substrate. If not, see <http://www.gnu.org/licenses/>.
|
||||
|
||||
use crate::ChainSpec;
|
||||
use futures01::{prelude::*, sync::oneshot, sync::mpsc};
|
||||
use libp2p::wasm_ext;
|
||||
use log::{debug, info};
|
||||
use std::sync::Arc;
|
||||
use service::{AbstractService, Roles as ServiceRoles};
|
||||
use substrate_service::{RpcSession, Configuration, config::DatabaseConfig};
|
||||
use wasm_bindgen::prelude::*;
|
||||
|
||||
/// Starts the client.
|
||||
///
|
||||
/// You must pass a libp2p transport that supports .
|
||||
#[wasm_bindgen]
|
||||
pub fn start_client(wasm_ext: wasm_ext::ffi::Transport) -> Result<Client, JsValue> {
|
||||
start_inner(wasm_ext)
|
||||
.map_err(|err| JsValue::from_str(&err.to_string()))
|
||||
}
|
||||
|
||||
fn start_inner(wasm_ext: wasm_ext::ffi::Transport) -> Result<Client, Box<dyn std::error::Error>> {
|
||||
console_error_panic_hook::set_once();
|
||||
console_log::init_with_level(log::Level::Info);
|
||||
|
||||
// Build the configuration to pass to the service.
|
||||
let config = {
|
||||
let wasm_ext = wasm_ext::ExtTransport::new(wasm_ext);
|
||||
let chain_spec = ChainSpec::Kusama.load().map_err(|e| format!("{:?}", e))?;
|
||||
let mut config = Configuration::<service::CustomConfiguration, _, _>::default_with_spec_and_base_path(chain_spec, None);
|
||||
config.network.transport = substrate_network::config::TransportConfig::Normal {
|
||||
wasm_external_transport: Some(wasm_ext.clone()),
|
||||
allow_private_ipv4: true,
|
||||
enable_mdns: false,
|
||||
};
|
||||
config.telemetry_external_transport = Some(wasm_ext);
|
||||
config.roles = ServiceRoles::LIGHT;
|
||||
config.name = "Browser node".to_string();
|
||||
config.database = {
|
||||
let db = Arc::new(kvdb_memorydb::create(10));
|
||||
DatabaseConfig::Custom(db)
|
||||
};
|
||||
config.keystore_path = Some(std::path::PathBuf::from("/"));
|
||||
config
|
||||
};
|
||||
|
||||
info!("Polkadot browser node");
|
||||
info!(" version {}", config.full_version());
|
||||
info!(" by Parity Technologies, 2017-2019");
|
||||
info!("Chain specification: {}", config.chain_spec.name());
|
||||
if config.chain_spec.name().starts_with("Kusama") {
|
||||
info!("----------------------------");
|
||||
info!("This chain is not in any way");
|
||||
info!(" endorsed by the ");
|
||||
info!(" KUSAMA FOUNDATION ");
|
||||
info!("----------------------------");
|
||||
}
|
||||
info!("Node name: {}", config.name);
|
||||
info!("Roles: {:?}", config.roles);
|
||||
|
||||
// Create the service. This is the most heavy initialization step.
|
||||
let mut service = service::new_light(config).map_err(|e| format!("{:?}", e))?;
|
||||
|
||||
// We now dispatch a background task responsible for processing the service.
|
||||
//
|
||||
// The main action performed by the code below consists in polling the service with
|
||||
// `service.poll()`.
|
||||
// The rest consists in handling RPC requests.
|
||||
let (rpc_send_tx, mut rpc_send_rx) = mpsc::unbounded::<RpcMessage>();
|
||||
wasm_bindgen_futures::spawn_local(futures01::future::poll_fn(move || {
|
||||
loop {
|
||||
match rpc_send_rx.poll() {
|
||||
Ok(Async::Ready(Some(message))) => {
|
||||
let fut = service.rpc_query(&message.session, &message.rpc_json);
|
||||
let _ = message.send_back.send(Box::new(fut));
|
||||
},
|
||||
Ok(Async::NotReady) => break,
|
||||
Err(_) | Ok(Async::Ready(None)) => return Ok(Async::Ready(())),
|
||||
}
|
||||
}
|
||||
|
||||
loop {
|
||||
match service.poll().map_err(|_| ())? {
|
||||
Async::Ready(()) => return Ok(Async::Ready(())),
|
||||
Async::NotReady => break
|
||||
}
|
||||
}
|
||||
|
||||
Ok(Async::NotReady)
|
||||
}));
|
||||
|
||||
Ok(Client {
|
||||
rpc_send_tx,
|
||||
})
|
||||
}
|
||||
|
||||
/// A running client.
|
||||
#[wasm_bindgen]
|
||||
pub struct Client {
|
||||
rpc_send_tx: mpsc::UnboundedSender<RpcMessage>,
|
||||
}
|
||||
|
||||
struct RpcMessage {
|
||||
rpc_json: String,
|
||||
session: RpcSession,
|
||||
send_back: oneshot::Sender<Box<dyn Future<Item = Option<String>, Error = ()>>>,
|
||||
}
|
||||
|
||||
#[wasm_bindgen]
|
||||
impl Client {
|
||||
/// Allows starting an RPC request. Returns a `Promise` containing the result of that request.
|
||||
#[wasm_bindgen(js_name = "rpcSend")]
|
||||
pub fn rpc_send(&mut self, rpc: &str) -> js_sys::Promise {
|
||||
let rpc_session = RpcSession::new(mpsc::channel(1).0);
|
||||
let (tx, rx) = oneshot::channel();
|
||||
let _ = self.rpc_send_tx.unbounded_send(RpcMessage {
|
||||
rpc_json: rpc.to_owned(),
|
||||
session: rpc_session,
|
||||
send_back: tx,
|
||||
});
|
||||
let fut = rx
|
||||
.map_err(|_| ())
|
||||
.and_then(|fut| fut)
|
||||
.map(|s| JsValue::from_str(&s.unwrap_or(String::new())))
|
||||
.map_err(|_| JsValue::NULL);
|
||||
wasm_bindgen_futures::future_to_promise(fut)
|
||||
}
|
||||
|
||||
/// Subscribes to an RPC pubsub endpoint.
|
||||
#[wasm_bindgen(js_name = "rpcSubscribe")]
|
||||
pub fn rpc_subscribe(&mut self, rpc: &str, callback: js_sys::Function) {
|
||||
let (tx, rx) = mpsc::channel(4);
|
||||
let rpc_session = RpcSession::new(tx);
|
||||
let (fut_tx, fut_rx) = oneshot::channel();
|
||||
let _ = self.rpc_send_tx.unbounded_send(RpcMessage {
|
||||
rpc_json: rpc.to_owned(),
|
||||
session: rpc_session.clone(),
|
||||
send_back: fut_tx,
|
||||
});
|
||||
let fut_rx = fut_rx
|
||||
.map_err(|_| ())
|
||||
.and_then(|fut| fut);
|
||||
wasm_bindgen_futures::spawn_local(fut_rx.then(|_| Ok(())));
|
||||
wasm_bindgen_futures::spawn_local(rx.for_each(move |s| {
|
||||
match callback.call1(&callback, &JsValue::from_str(&s)) {
|
||||
Ok(_) => Ok(()),
|
||||
Err(_) => Err(()),
|
||||
}
|
||||
}).then(move |v| {
|
||||
// We need to keep `rpc_session` alive.
|
||||
debug!("RPC subscription has ended");
|
||||
drop(rpc_session);
|
||||
v
|
||||
}));
|
||||
}
|
||||
}
|
||||
+18
-11
@@ -20,26 +20,27 @@
|
||||
#![warn(unused_extern_crates)]
|
||||
|
||||
mod chain_spec;
|
||||
#[cfg(feature = "browser")]
|
||||
mod browser;
|
||||
|
||||
use chain_spec::ChainSpec;
|
||||
use futures::{Future, FutureExt, TryFutureExt, future::select, channel::oneshot, compat::Future01CompatExt};
|
||||
use futures::{
|
||||
Future, FutureExt, TryFutureExt, future::select, channel::oneshot, compat::Future01CompatExt,
|
||||
task::Spawn
|
||||
};
|
||||
use tokio::runtime::Runtime;
|
||||
use std::sync::Arc;
|
||||
use log::{info, error};
|
||||
use structopt::StructOpt;
|
||||
|
||||
pub use service::{
|
||||
AbstractService, CustomConfiguration,
|
||||
ProvideRuntimeApi, CoreApi, ParachainHost,
|
||||
WrappedExecutor
|
||||
};
|
||||
|
||||
pub use cli::{VersionInfo, IntoExit, NoCustom};
|
||||
pub use cli::{display_role, error};
|
||||
|
||||
type BoxedFuture = Box<dyn futures01::Future<Item = (), Error = ()> + Send>;
|
||||
/// Abstraction over an executor that lets you spawn tasks in the background.
|
||||
pub type TaskExecutor = Arc<dyn futures01::future::Executor<BoxedFuture> + Send + Sync>;
|
||||
|
||||
fn load_spec(id: &str) -> Result<Option<service::ChainSpec>, String> {
|
||||
Ok(match ChainSpec::from(id) {
|
||||
Some(spec) => Some(spec.load()?),
|
||||
@@ -62,13 +63,14 @@ pub trait Worker: IntoExit {
|
||||
fn configuration(&self) -> service::CustomConfiguration { Default::default() }
|
||||
|
||||
/// Do work and schedule exit.
|
||||
fn work<S, SC, B, CE>(self, service: &S, executor: TaskExecutor) -> Self::Work
|
||||
fn work<S, SC, B, CE, SP>(self, service: &S, spawner: SP) -> Self::Work
|
||||
where S: AbstractService<Block = service::Block, RuntimeApi = service::RuntimeApi,
|
||||
Backend = B, SelectChain = SC,
|
||||
NetworkSpecialization = service::PolkadotProtocol, CallExecutor = CE>,
|
||||
SC: service::SelectChain<service::Block> + 'static,
|
||||
B: service::Backend<service::Block, service::Blake2Hasher> + 'static,
|
||||
CE: service::CallExecutor<service::Block, service::Blake2Hasher> + Clone + Send + Sync + 'static;
|
||||
CE: service::CallExecutor<service::Block, service::Blake2Hasher> + Clone + Send + Sync + 'static,
|
||||
SP: Spawn + Clone + Send + Sync + 'static;
|
||||
}
|
||||
|
||||
#[derive(Debug, StructOpt, Clone)]
|
||||
@@ -147,8 +149,13 @@ pub fn run<W>(worker: W, version: cli::VersionInfo) -> error::Result<()> where
|
||||
cli::ParseAndPrepare::RevertChain(cmd) => cmd.run_with_builder::<(), _, _, _, _, _>(|config|
|
||||
Ok(service::new_chain_ops(config)?), load_spec),
|
||||
cli::ParseAndPrepare::CustomCommand(PolkadotSubCommands::ValidationWorker(args)) => {
|
||||
service::run_validation_worker(&args.mem_id)?;
|
||||
Ok(())
|
||||
if cfg!(feature = "browser") {
|
||||
Err(error::Error::Input("Cannot run validation worker in browser".into()))
|
||||
} else {
|
||||
#[cfg(not(feature = "browser"))]
|
||||
service::run_validation_worker(&args.mem_id)?;
|
||||
Ok(())
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
@@ -180,7 +187,7 @@ fn run_until_exit<T, SC, B, CE, W>(
|
||||
// but we need to keep holding a reference to the global telemetry guard
|
||||
let _telemetry = service.telemetry();
|
||||
|
||||
let work = worker.work(&service, Arc::new(executor));
|
||||
let work = worker.work(&service, WrappedExecutor(executor));
|
||||
let service = service
|
||||
.map_err(|err| error!("Error while running Service: {}", err))
|
||||
.compat();
|
||||
|
||||
@@ -6,8 +6,7 @@ description = "Collator node implementation"
|
||||
edition = "2018"
|
||||
|
||||
[dependencies]
|
||||
futures01 = { package = "futures", version = "0.1.17" }
|
||||
futures = { version = "0.3.1", features = ["compat"] }
|
||||
futures = "0.3.1"
|
||||
client = { package = "sc-client", git = "https://github.com/paritytech/substrate", branch = "polkadot-master" }
|
||||
client-api = { package = "sc-client-api", git = "https://github.com/paritytech/substrate", branch = "polkadot-master" }
|
||||
primitives = { package = "sp-core", git = "https://github.com/paritytech/substrate", branch = "polkadot-master" }
|
||||
@@ -20,7 +19,7 @@ polkadot-network = { path = "../network" }
|
||||
polkadot-validation = { path = "../validation" }
|
||||
polkadot-service = { path = "../service" }
|
||||
log = "0.4.8"
|
||||
tokio = "0.1.22"
|
||||
tokio = "0.2.1"
|
||||
futures-timer = "1.0"
|
||||
|
||||
[dev-dependencies]
|
||||
|
||||
@@ -49,11 +49,7 @@ use std::fmt;
|
||||
use std::sync::Arc;
|
||||
use std::time::Duration;
|
||||
|
||||
use futures::{
|
||||
future, Future, Stream, FutureExt, TryFutureExt, StreamExt,
|
||||
compat::{Future01CompatExt, Stream01CompatExt}
|
||||
};
|
||||
use futures01::{Future as _};
|
||||
use futures::{future, Future, Stream, FutureExt, TryFutureExt, StreamExt, task::Spawn};
|
||||
use log::{warn, error};
|
||||
use client::BlockchainEvents;
|
||||
use primitives::{Pair, Blake2Hasher};
|
||||
@@ -71,7 +67,7 @@ use polkadot_network::validation::{LeafWorkParams, ValidationNetwork};
|
||||
use polkadot_network::{PolkadotNetworkService, PolkadotProtocol};
|
||||
use polkadot_runtime::RuntimeApi;
|
||||
|
||||
pub use polkadot_cli::{VersionInfo, TaskExecutor};
|
||||
pub use polkadot_cli::VersionInfo;
|
||||
pub use polkadot_network::validation::Incoming;
|
||||
pub use polkadot_validation::SignedStatement;
|
||||
pub use polkadot_primitives::parachain::CollatorId;
|
||||
@@ -83,7 +79,7 @@ const COLLATION_TIMEOUT: Duration = Duration::from_secs(30);
|
||||
pub trait Network: Send + Sync {
|
||||
/// Convert the given `CollatorId` to a `PeerId`.
|
||||
fn collator_id_to_peer_id(&self, collator_id: CollatorId) ->
|
||||
Box<dyn Future<Output=Option<PeerId>> + Unpin + Send>;
|
||||
Box<dyn Future<Output=Option<PeerId>> + Send>;
|
||||
|
||||
/// Create a `Stream` of checked statements for the given `relay_parent`.
|
||||
///
|
||||
@@ -93,26 +89,19 @@ pub trait Network: Send + Sync {
|
||||
fn checked_statements(&self, relay_parent: Hash) -> Box<dyn Stream<Item=SignedStatement>>;
|
||||
}
|
||||
|
||||
impl<P, E> Network for ValidationNetwork<P, E, PolkadotNetworkService, TaskExecutor> where
|
||||
impl<P, E, SP> Network for ValidationNetwork<P, E, PolkadotNetworkService, SP> where
|
||||
P: 'static + Send + Sync,
|
||||
E: 'static + Send + Sync,
|
||||
SP: 'static + Spawn + Clone + Send + Sync,
|
||||
{
|
||||
fn collator_id_to_peer_id(&self, collator_id: CollatorId) ->
|
||||
Box<dyn Future<Output=Option<PeerId>> + Unpin + Send>
|
||||
Box<dyn Future<Output=Option<PeerId>> + Send>
|
||||
{
|
||||
Box::new(
|
||||
Self::collator_id_to_peer_id(self, collator_id)
|
||||
.compat()
|
||||
.map(|res| res.ok().and_then(|id| id))
|
||||
)
|
||||
Box::new(Self::collator_id_to_peer_id(self, collator_id))
|
||||
}
|
||||
|
||||
fn checked_statements(&self, relay_parent: Hash) -> Box<dyn Stream<Item=SignedStatement>> {
|
||||
Box::new(
|
||||
Self::checked_statements(self, relay_parent)
|
||||
.compat()
|
||||
.filter_map(|item| future::ready(item.ok()))
|
||||
)
|
||||
Box::new(Self::checked_statements(self, relay_parent))
|
||||
}
|
||||
}
|
||||
|
||||
@@ -147,15 +136,16 @@ pub trait BuildParachainContext {
|
||||
type ParachainContext: self::ParachainContext;
|
||||
|
||||
/// Build the `ParachainContext`.
|
||||
fn build<B, E>(
|
||||
fn build<B, E, SP>(
|
||||
self,
|
||||
client: Arc<PolkadotClient<B, E>>,
|
||||
task_executor: TaskExecutor,
|
||||
spawner: SP,
|
||||
network: Arc<dyn Network>,
|
||||
) -> Result<Self::ParachainContext, ()>
|
||||
where
|
||||
B: client_api::backend::Backend<Block, Blake2Hasher> + 'static,
|
||||
E: client::CallExecutor<Block, Blake2Hasher> + Clone + Send + Sync + 'static;
|
||||
E: client::CallExecutor<Block, Blake2Hasher> + Clone + Send + Sync + 'static,
|
||||
SP: Spawn + Clone + Send + Sync + 'static;
|
||||
}
|
||||
|
||||
/// Parachain context needed for collation.
|
||||
@@ -239,16 +229,17 @@ pub async fn collate<R, P>(
|
||||
}
|
||||
|
||||
/// Polkadot-api context.
|
||||
struct ApiContext<P, E> {
|
||||
network: Arc<ValidationNetwork<P, E, PolkadotNetworkService, TaskExecutor>>,
|
||||
struct ApiContext<P, E, SP> {
|
||||
network: Arc<ValidationNetwork<P, E, PolkadotNetworkService, SP>>,
|
||||
parent_hash: Hash,
|
||||
validators: Vec<ValidatorId>,
|
||||
}
|
||||
|
||||
impl<P: 'static, E: 'static> RelayChainContext for ApiContext<P, E> where
|
||||
impl<P: 'static, E: 'static, SP: 'static> RelayChainContext for ApiContext<P, E, SP> where
|
||||
P: ProvideRuntimeApi + Send + Sync,
|
||||
P::Api: ParachainHost<Block>,
|
||||
E: futures::Future<Output=()> + Clone + Send + Sync + 'static,
|
||||
SP: Spawn + Clone + Send + Sync
|
||||
{
|
||||
type Error = String;
|
||||
type FutureEgress = Box<dyn Future<Output=Result<ConsolidatedIngress, String>> + Unpin + Send>;
|
||||
@@ -262,7 +253,6 @@ impl<P: 'static, E: 'static> RelayChainContext for ApiContext<P, E> where
|
||||
parent_hash: self.parent_hash,
|
||||
authorities: self.validators.clone(),
|
||||
})
|
||||
.compat()
|
||||
.map_err(|e| format!("unable to instantiate validation session: {:?}", e));
|
||||
|
||||
Box::new(future::ok(ConsolidatedIngress(Vec::new())))
|
||||
@@ -302,7 +292,7 @@ impl<P, E> Worker for CollationNode<P, E> where
|
||||
config
|
||||
}
|
||||
|
||||
fn work<S, SC, B, CE>(self, service: &S, task_executor: TaskExecutor) -> Self::Work
|
||||
fn work<S, SC, B, CE, SP>(self, service: &S, spawner: SP) -> Self::Work
|
||||
where
|
||||
S: AbstractService<
|
||||
Block = Block,
|
||||
@@ -314,7 +304,8 @@ impl<P, E> Worker for CollationNode<P, E> where
|
||||
>,
|
||||
SC: polkadot_service::SelectChain<Block> + 'static,
|
||||
B: client_api::backend::Backend<Block, Blake2Hasher> + 'static,
|
||||
CE: client::CallExecutor<Block, Blake2Hasher> + Clone + Send + Sync + 'static
|
||||
CE: client::CallExecutor<Block, Blake2Hasher> + Clone + Send + Sync + 'static,
|
||||
SP: Spawn + Clone + Send + Sync + 'static,
|
||||
{
|
||||
let CollationNode { build_parachain_context, exit, para_id, key } = self;
|
||||
let client = service.client();
|
||||
@@ -356,12 +347,12 @@ impl<P, E> Worker for CollationNode<P, E> where
|
||||
exit.clone(),
|
||||
message_validator,
|
||||
client.clone(),
|
||||
task_executor.clone(),
|
||||
spawner.clone(),
|
||||
));
|
||||
|
||||
let parachain_context = match build_parachain_context.build(
|
||||
client.clone(),
|
||||
task_executor,
|
||||
spawner,
|
||||
validation_network.clone(),
|
||||
) {
|
||||
Ok(ctx) => ctx,
|
||||
@@ -433,13 +424,13 @@ impl<P, E> Worker for CollationNode<P, E> where
|
||||
outgoing,
|
||||
);
|
||||
|
||||
let exit = inner_exit_2.clone().unit_error().compat();
|
||||
tokio::spawn(res.select(exit).then(|_| Ok(())));
|
||||
let exit = inner_exit_2.clone();
|
||||
tokio::spawn(future::select(res, exit).map(drop));
|
||||
})
|
||||
});
|
||||
|
||||
future::Either::Right(collation_work)
|
||||
}).map(|_| Ok::<_, ()>(()));
|
||||
});
|
||||
|
||||
let deadlined = future::select(
|
||||
work,
|
||||
@@ -456,7 +447,7 @@ impl<P, E> Worker for CollationNode<P, E> where
|
||||
let future = future::select(
|
||||
silenced,
|
||||
inner_exit.clone()
|
||||
).map(|_| Ok::<_, ()>(())).compat();
|
||||
).map(drop);
|
||||
|
||||
tokio::spawn(future);
|
||||
future::ready(())
|
||||
|
||||
@@ -16,8 +16,7 @@ codec = { package = "parity-scale-codec", version = "1.1.0", default-features =
|
||||
sc-network = { git = "https://github.com/paritytech/substrate", branch = "polkadot-master" }
|
||||
sp-core = { git = "https://github.com/paritytech/substrate", branch = "polkadot-master" }
|
||||
sp-runtime = { git = "https://github.com/paritytech/substrate", branch = "polkadot-master" }
|
||||
futures = "0.1"
|
||||
futures03 = { package = "futures", version = "0.3.1", features = ["compat"] }
|
||||
futures = "0.3.1"
|
||||
log = "0.4.8"
|
||||
exit-future = "0.2.0"
|
||||
sc-client = { git = "https://github.com/paritytech/substrate", branch = "polkadot-master" }
|
||||
|
||||
@@ -20,7 +20,7 @@ use codec::{Encode, Decode};
|
||||
use polkadot_primitives::Hash;
|
||||
use polkadot_primitives::parachain::{CollatorId, Id as ParaId, Collation};
|
||||
use sc_network::PeerId;
|
||||
use futures::sync::oneshot;
|
||||
use futures::channel::oneshot;
|
||||
|
||||
use std::collections::hash_map::{HashMap, Entry};
|
||||
use std::time::{Duration, Instant};
|
||||
@@ -230,7 +230,7 @@ mod tests {
|
||||
use polkadot_primitives::parachain::{
|
||||
CandidateReceipt, BlockData, PoVBlock, HeadData, ConsolidatedIngress,
|
||||
};
|
||||
use futures::Future;
|
||||
use futures::executor::block_on;
|
||||
|
||||
fn make_pov(block_data: Vec<u8>) -> PoVBlock {
|
||||
PoVBlock {
|
||||
@@ -293,8 +293,8 @@ mod tests {
|
||||
pov: make_pov(vec![4, 5, 6]),
|
||||
});
|
||||
|
||||
rx1.wait().unwrap();
|
||||
rx2.wait().unwrap();
|
||||
block_on(rx1).unwrap();
|
||||
block_on(rx2).unwrap();
|
||||
assert_eq!(pool.collators.get(&primary).map(|ids| &ids.1).unwrap(), &peer_id);
|
||||
}
|
||||
|
||||
@@ -324,7 +324,7 @@ mod tests {
|
||||
|
||||
let (tx, rx) = oneshot::channel();
|
||||
pool.await_collation(relay_parent, para_id, tx);
|
||||
rx.wait().unwrap();
|
||||
block_on(rx).unwrap();
|
||||
}
|
||||
|
||||
#[test]
|
||||
|
||||
+24
-29
@@ -26,10 +26,9 @@ pub mod validation;
|
||||
pub mod gossip;
|
||||
|
||||
use codec::{Decode, Encode};
|
||||
use futures::sync::oneshot;
|
||||
use futures::future::Either;
|
||||
use futures::channel::{oneshot, mpsc};
|
||||
use futures::prelude::*;
|
||||
use futures03::{channel::mpsc, compat::{Compat, Stream01CompatExt}, FutureExt, StreamExt, TryFutureExt};
|
||||
use futures::future::Either;
|
||||
use polkadot_primitives::{Block, Hash, Header};
|
||||
use polkadot_primitives::parachain::{
|
||||
Id as ParaId, CollatorId, CandidateReceipt, Collation, PoVBlock,
|
||||
@@ -48,6 +47,8 @@ use self::local_collations::LocalCollations;
|
||||
use log::{trace, debug, warn};
|
||||
|
||||
use std::collections::{HashMap, HashSet};
|
||||
use std::pin::Pin;
|
||||
use std::task::{Context as PollContext, Poll};
|
||||
|
||||
use crate::gossip::{POLKADOT_ENGINE_ID, GossipMessage, ErasureChunkMessage};
|
||||
|
||||
@@ -112,23 +113,18 @@ impl<T> av_store::ProvideGossipMessages for AvailabilityNetworkShim<T>
|
||||
where T: NetworkService
|
||||
{
|
||||
fn gossip_messages_for(&self, topic: Hash)
|
||||
-> Box<dyn futures03::Stream<Item = (Hash, Hash, ErasureChunk)> + Unpin + Send>
|
||||
-> Pin<Box<dyn Stream<Item = (Hash, Hash, ErasureChunk)> + Send>>
|
||||
{
|
||||
Box::new(self.0.gossip_messages_for(topic)
|
||||
.compat()
|
||||
.filter_map(|msg| async move {
|
||||
self.0.gossip_messages_for(topic)
|
||||
.filter_map(|(msg, _)| async move {
|
||||
match msg {
|
||||
Ok(msg) => match msg.0 {
|
||||
GossipMessage::ErasureChunk(chunk) => {
|
||||
Some((chunk.relay_parent, chunk.candidate_hash, chunk.chunk))
|
||||
},
|
||||
_ => None,
|
||||
}
|
||||
GossipMessage::ErasureChunk(chunk) => {
|
||||
Some((chunk.relay_parent, chunk.candidate_hash, chunk.chunk))
|
||||
},
|
||||
_ => None,
|
||||
}
|
||||
})
|
||||
.boxed()
|
||||
)
|
||||
}
|
||||
|
||||
fn gossip_erasure_chunk(
|
||||
@@ -170,7 +166,7 @@ impl NetworkService for PolkadotNetworkService {
|
||||
Err(_) => mpsc::unbounded().1, // return empty channel.
|
||||
};
|
||||
|
||||
GossipMessageStream::new(Box::new(Compat::new(topic_stream.map(Ok))))
|
||||
GossipMessageStream::new(topic_stream.boxed())
|
||||
}
|
||||
|
||||
fn gossip_message(&self, topic: Hash, message: GossipMessage) {
|
||||
@@ -213,12 +209,12 @@ impl GossipService for consensus_gossip::ConsensusGossip<Block> {
|
||||
|
||||
/// A stream of gossip messages and an optional sender for a topic.
|
||||
pub struct GossipMessageStream {
|
||||
topic_stream: Box<dyn Stream<Item = TopicNotification, Error = ()> + Send>,
|
||||
topic_stream: Pin<Box<dyn Stream<Item = TopicNotification> + Send>>,
|
||||
}
|
||||
|
||||
impl GossipMessageStream {
|
||||
/// Create a new instance with the given topic stream.
|
||||
pub fn new(topic_stream: Box<dyn Stream<Item = TopicNotification, Error = ()> + Send>) -> Self {
|
||||
pub fn new(topic_stream: Pin<Box<dyn Stream<Item = TopicNotification> + Send>>) -> Self {
|
||||
Self {
|
||||
topic_stream,
|
||||
}
|
||||
@@ -227,18 +223,20 @@ impl GossipMessageStream {
|
||||
|
||||
impl Stream for GossipMessageStream {
|
||||
type Item = (GossipMessage, Option<PeerId>);
|
||||
type Error = ();
|
||||
|
||||
fn poll(&mut self) -> Poll<Option<Self::Item>, Self::Error> {
|
||||
fn poll_next(self: Pin<&mut Self>, cx: &mut PollContext) -> Poll<Option<Self::Item>> {
|
||||
let this = Pin::into_inner(self);
|
||||
|
||||
loop {
|
||||
let msg = match futures::try_ready!(self.topic_stream.poll()) {
|
||||
Some(msg) => msg,
|
||||
None => return Ok(Async::Ready(None)),
|
||||
let msg = match Pin::new(&mut this.topic_stream).poll_next(cx) {
|
||||
Poll::Ready(Some(msg)) => msg,
|
||||
Poll::Ready(None) => return Poll::Ready(None),
|
||||
Poll::Pending => return Poll::Pending,
|
||||
};
|
||||
|
||||
debug!(target: "validation", "Processing statement for live validation leaf-work");
|
||||
if let Ok(gmsg) = GossipMessage::decode(&mut &msg.message[..]) {
|
||||
return Ok(Async::Ready(Some((gmsg, msg.sender))))
|
||||
return Poll::Ready(Some((gmsg, msg.sender)))
|
||||
}
|
||||
}
|
||||
}
|
||||
@@ -835,7 +833,7 @@ impl PolkadotProtocol {
|
||||
targets: HashSet<ValidatorId>,
|
||||
collation: Collation,
|
||||
outgoing_targeted: OutgoingMessages,
|
||||
) -> impl futures::future::Future<Item = (), Error=()> {
|
||||
) -> impl Future<Output = ()> {
|
||||
debug!(target: "p_net", "Importing local collation on relay parent {:?} and parachain {:?}",
|
||||
relay_parent, collation.info.parachain_index);
|
||||
|
||||
@@ -843,7 +841,7 @@ impl PolkadotProtocol {
|
||||
Some(ref availability_store) => {
|
||||
let availability_store_cloned = availability_store.clone();
|
||||
let collation_cloned = collation.clone();
|
||||
Either::A((async move {
|
||||
Either::Left((async move {
|
||||
let _ = availability_store_cloned.make_available(av_store::Data {
|
||||
relay_parent,
|
||||
parachain_id: collation_cloned.info.parachain_index,
|
||||
@@ -852,13 +850,10 @@ impl PolkadotProtocol {
|
||||
}).await;
|
||||
}
|
||||
)
|
||||
.unit_error()
|
||||
.boxed()
|
||||
.compat()
|
||||
.then(|_| Ok(()))
|
||||
)
|
||||
}
|
||||
None => Either::B(futures::future::ok::<(), ()>(())),
|
||||
None => Either::Right(futures::future::ready(())),
|
||||
};
|
||||
|
||||
for (primary, cloned_collation) in self.local_collations.add_collation(relay_parent, targets, collation.clone()) {
|
||||
|
||||
@@ -34,7 +34,7 @@ use polkadot_primitives::parachain::{
|
||||
use crate::gossip::{RegisteredMessageValidator, GossipMessage, GossipStatement, ErasureChunkMessage};
|
||||
|
||||
use futures::prelude::*;
|
||||
use futures03::{future::FutureExt, TryFutureExt};
|
||||
use futures::{task::SpawnExt, future::{ready, select}};
|
||||
use parking_lot::Mutex;
|
||||
use log::{debug, trace};
|
||||
|
||||
@@ -59,14 +59,14 @@ pub(crate) fn attestation_topic(parent_hash: Hash) -> Hash {
|
||||
/// dropped when it is not required anymore. Otherwise, it will stick around in memory
|
||||
/// infinitely.
|
||||
pub(crate) fn checked_statements<N: NetworkService>(network: &N, topic: Hash) ->
|
||||
impl Stream<Item=SignedStatement, Error=()> {
|
||||
impl Stream<Item=SignedStatement> {
|
||||
// spin up a task in the background that processes all incoming statements
|
||||
// validation has been done already by the gossip validator.
|
||||
// this will block internally until the gossip messages stream is obtained.
|
||||
network.gossip_messages_for(topic)
|
||||
.filter_map(|msg| match msg.0 {
|
||||
GossipMessage::Statement(s) => Some(s.signed_statement),
|
||||
_ => None
|
||||
GossipMessage::Statement(s) => ready(Some(s.signed_statement)),
|
||||
_ => ready(None)
|
||||
})
|
||||
}
|
||||
|
||||
@@ -101,7 +101,7 @@ impl<P, E, N: NetworkService, T> Router<P, E, N, T> {
|
||||
/// The returned stream will not terminate, so it is required to make sure that the stream is
|
||||
/// dropped when it is not required anymore. Otherwise, it will stick around in memory
|
||||
/// infinitely.
|
||||
pub(crate) fn checked_statements(&self) -> impl Stream<Item=SignedStatement, Error=()> {
|
||||
pub(crate) fn checked_statements(&self) -> impl Stream<Item=SignedStatement> {
|
||||
checked_statements(&**self.network(), self.attestation_topic)
|
||||
}
|
||||
|
||||
@@ -130,7 +130,7 @@ impl<P: ProvideRuntimeApi + Send + Sync + 'static, E, N, T> Router<P, E, N, T> w
|
||||
P::Api: ParachainHost<Block, Error = sp_blockchain::Error>,
|
||||
N: NetworkService,
|
||||
T: Clone + Executor + Send + 'static,
|
||||
E: futures03::Future<Output=()> + Clone + Send + Unpin + 'static,
|
||||
E: Future<Output=()> + Clone + Send + Unpin + 'static,
|
||||
{
|
||||
/// Import a statement whose signature has been checked already.
|
||||
pub(crate) fn import_statement(&self, statement: SignedStatement) {
|
||||
@@ -174,50 +174,54 @@ impl<P: ProvideRuntimeApi + Send + Sync + 'static, E, N, T> Router<P, E, N, T> w
|
||||
|
||||
if let Some(work) = producer.map(|p| self.create_work(c_hash, p)) {
|
||||
trace!(target: "validation", "driving statement work to completion");
|
||||
let exit = self.fetcher.exit().clone().unit_error().compat();
|
||||
let work = work.select2(exit).then(|_| Ok(()));
|
||||
self.fetcher.executor().spawn(work);
|
||||
|
||||
let work = select(work.boxed(), self.fetcher.exit().clone())
|
||||
.map(drop);
|
||||
let _ = self.fetcher.executor().spawn(work);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
fn create_work<D>(&self, candidate_hash: Hash, producer: ParachainWork<D>)
|
||||
-> impl Future<Item=(),Error=()> + Send + 'static
|
||||
-> impl Future<Output=()> + Send + 'static
|
||||
where
|
||||
D: Future<Item=PoVBlock,Error=io::Error> + Send + 'static,
|
||||
D: Future<Output=Result<PoVBlock,io::Error>> + Send + Unpin + 'static,
|
||||
{
|
||||
let table = self.table.clone();
|
||||
let network = self.network().clone();
|
||||
let knowledge = self.fetcher.knowledge().clone();
|
||||
let attestation_topic = self.attestation_topic;
|
||||
let parent_hash = self.parent_hash();
|
||||
let api = self.fetcher.api().clone();
|
||||
|
||||
producer.prime(self.fetcher.api().clone())
|
||||
.validate()
|
||||
.boxed()
|
||||
.compat()
|
||||
.map(move |validated| {
|
||||
// store the data before broadcasting statements, so other peers can fetch.
|
||||
knowledge.lock().note_candidate(
|
||||
async move {
|
||||
match producer.prime(api).validate().await {
|
||||
Ok(validated) => {
|
||||
// store the data before broadcasting statements, so other peers can fetch.
|
||||
knowledge.lock().note_candidate(
|
||||
candidate_hash,
|
||||
Some(validated.0.pov_block().clone()),
|
||||
validated.0.outgoing_messages().cloned(),
|
||||
);
|
||||
);
|
||||
|
||||
// propagate the statement.
|
||||
// consider something more targeted than gossip in the future.
|
||||
let statement = GossipStatement::new(
|
||||
// propagate the statement.
|
||||
// consider something more targeted than gossip in the future.
|
||||
let statement = GossipStatement::new(
|
||||
parent_hash,
|
||||
match table.import_validated(validated.0) {
|
||||
None => return,
|
||||
Some(s) => s,
|
||||
None => return,
|
||||
Some(s) => s,
|
||||
}
|
||||
);
|
||||
);
|
||||
|
||||
network.gossip_message(attestation_topic, statement.into());
|
||||
})
|
||||
.map_err(|e| debug!(target: "p_net", "Failed to produce statements: {:?}", e))
|
||||
network.gossip_message(attestation_topic, statement.into());
|
||||
},
|
||||
Err(err) => {
|
||||
debug!(target: "p_net", "Failed to produce statements: {:?}", err);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
@@ -225,7 +229,7 @@ impl<P: ProvideRuntimeApi + Send, E, N, T> TableRouter for Router<P, E, N, T> wh
|
||||
P::Api: ParachainHost<Block>,
|
||||
N: NetworkService,
|
||||
T: Clone + Executor + Send + 'static,
|
||||
E: futures03::Future<Output=()> + Clone + Send + Unpin + 'static,
|
||||
E: Future<Output=()> + Clone + Send + 'static,
|
||||
{
|
||||
type Error = io::Error;
|
||||
type FetchValidationProof = validation::PoVReceiver;
|
||||
|
||||
@@ -33,7 +33,7 @@ use sc_network::{
|
||||
specialization::NetworkSpecialization,
|
||||
};
|
||||
|
||||
use futures::Future;
|
||||
use futures::executor::block_on;
|
||||
|
||||
mod validation;
|
||||
|
||||
@@ -245,7 +245,7 @@ fn fetches_from_those_with_knowledge() {
|
||||
let pov_block = make_pov(block_data.0);
|
||||
on_message(&mut protocol, &mut ctx, peer_b, Message::PovBlock(2, Some(pov_block.clone())));
|
||||
drop(protocol);
|
||||
assert_eq!(recv.wait().unwrap(), pov_block);
|
||||
assert_eq!(block_on(recv).unwrap(), pov_block);
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
@@ -39,22 +39,23 @@ use sp_runtime::traits::{ApiRef, {Block as BlockT}, ProvideRuntimeApi};
|
||||
|
||||
use std::collections::HashMap;
|
||||
use std::sync::Arc;
|
||||
use futures::{prelude::*, sync::mpsc};
|
||||
use std::pin::Pin;
|
||||
use std::task::{Poll, Context};
|
||||
use futures::{prelude::*, channel::mpsc};
|
||||
use codec::Encode;
|
||||
|
||||
use super::{TestContext, TestChainContext};
|
||||
|
||||
type TaskExecutor = Arc<dyn futures::future::Executor<Box<dyn Future<Item = (), Error = ()> + Send>> + Send + Sync>;
|
||||
type TaskExecutor = Arc<dyn futures::task::Spawn + Send + Sync>;
|
||||
|
||||
#[derive(Clone, Copy)]
|
||||
struct NeverExit;
|
||||
|
||||
impl Future for NeverExit {
|
||||
type Item = ();
|
||||
type Error = ();
|
||||
type Output = ();
|
||||
|
||||
fn poll(&mut self) -> Poll<(), ()> {
|
||||
Ok(Async::NotReady)
|
||||
fn poll(self: Pin<&mut Self>, _: &mut Context) -> Poll<Self::Output> {
|
||||
Poll::Pending
|
||||
}
|
||||
}
|
||||
|
||||
@@ -93,27 +94,28 @@ impl GossipRouter {
|
||||
}
|
||||
|
||||
impl Future for GossipRouter {
|
||||
type Item = ();
|
||||
type Error = ();
|
||||
type Output = ();
|
||||
|
||||
fn poll(self: Pin<&mut Self>, cx: &mut Context) -> Poll<Self::Output> {
|
||||
let this = Pin::into_inner(self);
|
||||
|
||||
fn poll(&mut self) -> Poll<(), ()> {
|
||||
loop {
|
||||
match self.incoming_messages.poll().unwrap() {
|
||||
Async::Ready(Some((topic, message))) => self.add_message(topic, message),
|
||||
Async::Ready(None) => panic!("ended early."),
|
||||
Async::NotReady => break,
|
||||
match Pin::new(&mut this.incoming_messages).poll_next(cx) {
|
||||
Poll::Ready(Some((topic, message))) => this.add_message(topic, message),
|
||||
Poll::Ready(None) => panic!("ended early."),
|
||||
Poll::Pending => break,
|
||||
}
|
||||
}
|
||||
|
||||
loop {
|
||||
match self.incoming_streams.poll().unwrap() {
|
||||
Async::Ready(Some((topic, sender))) => self.add_outgoing(topic, sender),
|
||||
Async::Ready(None) => panic!("ended early."),
|
||||
Async::NotReady => break,
|
||||
match Pin::new(&mut this.incoming_streams).poll_next(cx) {
|
||||
Poll::Ready(Some((topic, sender))) => this.add_outgoing(topic, sender),
|
||||
Poll::Ready(None) => panic!("ended early."),
|
||||
Poll::Pending => break,
|
||||
}
|
||||
}
|
||||
|
||||
Ok(Async::NotReady)
|
||||
Poll::Pending
|
||||
}
|
||||
}
|
||||
|
||||
@@ -148,7 +150,7 @@ impl NetworkService for TestNetwork {
|
||||
fn gossip_messages_for(&self, topic: Hash) -> GossipMessageStream {
|
||||
let (tx, rx) = mpsc::unbounded();
|
||||
let _ = self.gossip.send_listener.unbounded_send((topic, tx));
|
||||
GossipMessageStream::new(Box::new(rx))
|
||||
GossipMessageStream::new(rx.boxed())
|
||||
}
|
||||
|
||||
fn gossip_message(&self, topic: Hash, message: GossipMessage) {
|
||||
@@ -417,8 +419,8 @@ impl av_store::ProvideGossipMessages for DummyGossipMessages {
|
||||
fn gossip_messages_for(
|
||||
&self,
|
||||
_topic: Hash
|
||||
) -> Box<dyn futures03::Stream<Item = (Hash, Hash, ErasureChunk)> + Send + Unpin> {
|
||||
Box::new(futures03::stream::empty())
|
||||
) -> Pin<Box<dyn futures::Stream<Item = (Hash, Hash, ErasureChunk)> + Send>> {
|
||||
stream::empty().boxed()
|
||||
}
|
||||
|
||||
fn gossip_erasure_chunk(
|
||||
|
||||
@@ -31,17 +31,19 @@ use polkadot_primitives::parachain::{
|
||||
};
|
||||
|
||||
use futures::prelude::*;
|
||||
use futures::future::{self, Executor as FutureExecutor};
|
||||
use futures::sync::oneshot::{self, Receiver};
|
||||
use futures03::{FutureExt as _, TryFutureExt as _};
|
||||
use futures::task::SpawnExt;
|
||||
pub use futures::task::Spawn as Executor;
|
||||
use futures::channel::oneshot::{self, Receiver};
|
||||
use futures::future::{ready, select};
|
||||
|
||||
use std::collections::hash_map::{HashMap, Entry};
|
||||
use std::io;
|
||||
use std::sync::Arc;
|
||||
use std::pin::Pin;
|
||||
use std::task::{Poll, Context};
|
||||
|
||||
use arrayvec::ArrayVec;
|
||||
use parking_lot::Mutex;
|
||||
use log::warn;
|
||||
|
||||
use crate::router::Router;
|
||||
use crate::gossip::{RegisteredMessageValidator, MessageValidationData};
|
||||
@@ -50,33 +52,6 @@ use super::NetworkService;
|
||||
|
||||
pub use polkadot_validation::Incoming;
|
||||
|
||||
/// An executor suitable for dispatching async consensus tasks.
|
||||
pub trait Executor {
|
||||
fn spawn<F: Future<Item=(),Error=()> + Send + 'static>(&self, f: F);
|
||||
}
|
||||
|
||||
/// A wrapped futures::future::Executor.
|
||||
#[derive(Clone)]
|
||||
pub struct WrappedExecutor<T>(pub T);
|
||||
|
||||
impl<T> Executor for WrappedExecutor<T>
|
||||
where T: FutureExecutor<Box<dyn Future<Item=(),Error=()> + Send + 'static>>
|
||||
{
|
||||
fn spawn<F: Future<Item=(),Error=()> + Send + 'static>(&self, f: F) {
|
||||
if let Err(e) = self.0.execute(Box::new(f)) {
|
||||
warn!(target: "validation", "could not spawn consensus task: {:?}", e);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
impl Executor for Arc<
|
||||
dyn futures::future::Executor<Box<dyn Future<Item = (), Error = ()> + Send>> + Send + Sync
|
||||
> {
|
||||
fn spawn<F: Future<Item=(),Error=()> + Send + 'static>(&self, f: F) {
|
||||
let _ = FutureExecutor::execute(&**self, Box::new(f));
|
||||
}
|
||||
}
|
||||
|
||||
/// Params to instantiate validation work on a block-DAG leaf.
|
||||
pub struct LeafWorkParams {
|
||||
/// The local session key.
|
||||
@@ -124,7 +99,7 @@ impl<P, E: Clone, N, T: Clone> Clone for ValidationNetwork<P, E, N, T> {
|
||||
impl<P, E, N, T> ValidationNetwork<P, E, N, T> where
|
||||
P: ProvideRuntimeApi + Send + Sync + 'static,
|
||||
P::Api: ParachainHost<Block>,
|
||||
E: Clone + futures03::Future<Output=()> + Send + Sync + 'static,
|
||||
E: Clone + Future<Output=()> + Send + Sync + 'static,
|
||||
N: NetworkService,
|
||||
T: Clone + Executor + Send + Sync + 'static,
|
||||
{
|
||||
@@ -184,13 +159,17 @@ impl<P, E, N, T> ValidationNetwork<P, E, N, T> where
|
||||
impl<P, E, N, T> ValidationNetwork<P, E, N, T> where N: NetworkService {
|
||||
/// Convert the given `CollatorId` to a `PeerId`.
|
||||
pub fn collator_id_to_peer_id(&self, collator_id: CollatorId) ->
|
||||
impl Future<Item=Option<PeerId>, Error=()> + Send
|
||||
impl Future<Output=Option<PeerId>> + Send
|
||||
{
|
||||
let (send, recv) = oneshot::channel();
|
||||
self.network.with_spec(move |spec, _| {
|
||||
let _ = send.send(spec.collator_id_to_peer_id(&collator_id).cloned());
|
||||
});
|
||||
recv.map_err(|_| ())
|
||||
let network = self.network.clone();
|
||||
|
||||
async move {
|
||||
let (send, recv) = oneshot::channel();
|
||||
network.with_spec(move |spec, _| {
|
||||
let _ = send.send(spec.collator_id_to_peer_id(&collator_id).cloned());
|
||||
});
|
||||
recv.await.ok().and_then(|opt| opt)
|
||||
}
|
||||
}
|
||||
|
||||
/// Create a `Stream` of checked statements for the given `relay_parent`.
|
||||
@@ -198,7 +177,7 @@ impl<P, E, N, T> ValidationNetwork<P, E, N, T> where N: NetworkService {
|
||||
/// The returned stream will not terminate, so it is required to make sure that the stream is
|
||||
/// dropped when it is not required anymore. Otherwise, it will stick around in memory
|
||||
/// infinitely.
|
||||
pub fn checked_statements(&self, relay_parent: Hash) -> impl Stream<Item=SignedStatement, Error=()> {
|
||||
pub fn checked_statements(&self, relay_parent: Hash) -> impl Stream<Item=SignedStatement> {
|
||||
crate::router::checked_statements(&*self.network, crate::router::attestation_topic(relay_parent))
|
||||
}
|
||||
}
|
||||
@@ -207,13 +186,13 @@ impl<P, E, N, T> ValidationNetwork<P, E, N, T> where N: NetworkService {
|
||||
impl<P, E, N, T> ParachainNetwork for ValidationNetwork<P, E, N, T> where
|
||||
P: ProvideRuntimeApi + Send + Sync + 'static,
|
||||
P::Api: ParachainHost<Block, Error = sp_blockchain::Error>,
|
||||
E: Clone + futures03::Future<Output=()> + Send + Sync + Unpin + 'static,
|
||||
E: Clone + Future<Output=()> + Send + Sync + Unpin + 'static,
|
||||
N: NetworkService,
|
||||
T: Clone + Executor + Send + Sync + 'static,
|
||||
{
|
||||
type Error = String;
|
||||
type TableRouter = Router<P, E, N, T>;
|
||||
type BuildTableRouter = Box<dyn Future<Item=Self::TableRouter, Error=String> + Send>;
|
||||
type BuildTableRouter = Box<dyn Future<Output=Result<Self::TableRouter, String>> + Send + Unpin>;
|
||||
|
||||
fn communication_for(
|
||||
&self,
|
||||
@@ -234,7 +213,7 @@ impl<P, E, N, T> ParachainNetwork for ValidationNetwork<P, E, N, T> where
|
||||
let executor = self.executor.clone();
|
||||
let work = build_fetcher
|
||||
.map_err(|e| format!("{:?}", e))
|
||||
.map(move |fetcher| {
|
||||
.map_ok(move |fetcher| {
|
||||
let table_router = Router::new(
|
||||
table,
|
||||
fetcher,
|
||||
@@ -243,12 +222,14 @@ impl<P, E, N, T> ParachainNetwork for ValidationNetwork<P, E, N, T> where
|
||||
|
||||
let table_router_clone = table_router.clone();
|
||||
let work = table_router.checked_statements()
|
||||
.for_each(move |msg| { table_router_clone.import_statement(msg); Ok(()) })
|
||||
.select(exit.clone().unit_error().compat())
|
||||
.map(|_| ())
|
||||
.map_err(|_| ());
|
||||
.for_each(move |msg| {
|
||||
table_router_clone.import_statement(msg);
|
||||
ready(())
|
||||
});
|
||||
|
||||
executor.spawn(work);
|
||||
let work = select(work, exit).map(drop);
|
||||
|
||||
let _ = executor.spawn(work);
|
||||
|
||||
table_router
|
||||
});
|
||||
@@ -263,27 +244,26 @@ pub struct NetworkDown;
|
||||
|
||||
/// A future that resolves when a collation is received.
|
||||
pub struct AwaitingCollation {
|
||||
outer: futures::sync::oneshot::Receiver<::futures::sync::oneshot::Receiver<Collation>>,
|
||||
inner: Option<::futures::sync::oneshot::Receiver<Collation>>
|
||||
outer: oneshot::Receiver<oneshot::Receiver<Collation>>,
|
||||
inner: Option<oneshot::Receiver<Collation>>
|
||||
}
|
||||
|
||||
impl Future for AwaitingCollation {
|
||||
type Item = Collation;
|
||||
type Error = NetworkDown;
|
||||
type Output = Result<Collation, NetworkDown>;
|
||||
|
||||
fn poll(&mut self) -> Poll<Collation, NetworkDown> {
|
||||
if let Some(ref mut inner) = self.inner {
|
||||
return inner
|
||||
.poll()
|
||||
.map_err(|_| NetworkDown)
|
||||
fn poll(self: Pin<&mut Self>, cx: &mut Context) -> Poll<Self::Output> {
|
||||
let this = Pin::into_inner(self);
|
||||
|
||||
if let Some(ref mut inner) = this.inner {
|
||||
return Pin::new(inner).poll(cx).map_err(|_| NetworkDown)
|
||||
}
|
||||
match self.outer.poll() {
|
||||
Ok(futures::Async::Ready(inner)) => {
|
||||
self.inner = Some(inner);
|
||||
self.poll()
|
||||
match Pin::new(&mut this.outer).poll(cx) {
|
||||
Poll::Ready(Ok(inner)) => {
|
||||
this.inner = Some(inner);
|
||||
Pin::new(this).poll(cx)
|
||||
},
|
||||
Ok(futures::Async::NotReady) => Ok(futures::Async::NotReady),
|
||||
Err(_) => Err(NetworkDown)
|
||||
Poll::Ready(Err(_)) => Poll::Ready(Err(NetworkDown)),
|
||||
Poll::Pending => Poll::Pending,
|
||||
}
|
||||
}
|
||||
}
|
||||
@@ -297,7 +277,7 @@ impl<P, E: Clone, N, T: Clone> Collators for ValidationNetwork<P, E, N, T> where
|
||||
type Collation = AwaitingCollation;
|
||||
|
||||
fn collate(&self, parachain: ParaId, relay_parent: Hash) -> Self::Collation {
|
||||
let (tx, rx) = ::futures::sync::oneshot::channel();
|
||||
let (tx, rx) = oneshot::channel();
|
||||
self.network.with_spec(move |spec, _| {
|
||||
let collation = spec.await_collation(relay_parent, parachain);
|
||||
let _ = tx.send(collation);
|
||||
@@ -375,17 +355,16 @@ pub struct IncomingReceiver {
|
||||
}
|
||||
|
||||
impl Future for IncomingReceiver {
|
||||
type Item = Incoming;
|
||||
type Error = io::Error;
|
||||
type Output = Result<Incoming, io::Error>;
|
||||
|
||||
fn poll(&mut self) -> Poll<Incoming, io::Error> {
|
||||
match self.inner.poll() {
|
||||
Ok(Async::NotReady) => Ok(Async::NotReady),
|
||||
Ok(Async::Ready(i)) => Ok(Async::Ready(Incoming::clone(&*i))),
|
||||
Err(_) => Err(io::Error::new(
|
||||
fn poll(self: Pin<&mut Self>, cx: &mut Context) -> Poll<Self::Output> {
|
||||
match Pin::new(&mut Pin::into_inner(self).inner).poll(cx) {
|
||||
Poll::Ready(Ok(i)) => Poll::Ready(Ok(Incoming::clone(&i))),
|
||||
Poll::Ready(Err(_)) => Poll::Ready(Err(io::Error::new(
|
||||
io::ErrorKind::Other,
|
||||
"Sending end of channel hung up",
|
||||
)),
|
||||
))),
|
||||
Poll::Pending => Poll::Pending,
|
||||
}
|
||||
}
|
||||
}
|
||||
@@ -592,24 +571,25 @@ pub struct PoVReceiver {
|
||||
}
|
||||
|
||||
impl Future for PoVReceiver {
|
||||
type Item = PoVBlock;
|
||||
type Error = io::Error;
|
||||
type Output = Result<PoVBlock, io::Error>;
|
||||
|
||||
fn poll(self: Pin<&mut Self>, cx: &mut Context) -> Poll<Self::Output> {
|
||||
let this = Pin::into_inner(self);
|
||||
|
||||
fn poll(&mut self) -> Poll<PoVBlock, io::Error> {
|
||||
let map_err = |_| io::Error::new(
|
||||
io::ErrorKind::Other,
|
||||
"Sending end of channel hung up",
|
||||
);
|
||||
|
||||
if let Some(ref mut inner) = self.inner {
|
||||
return inner.poll().map_err(map_err);
|
||||
if let Some(ref mut inner) = this.inner {
|
||||
return Pin::new(inner).poll(cx).map_err(map_err);
|
||||
}
|
||||
match self.outer.poll().map_err(map_err)? {
|
||||
Async::Ready(inner) => {
|
||||
self.inner = Some(inner);
|
||||
self.poll()
|
||||
match Pin::new(&mut this.outer).poll(cx).map_err(map_err)? {
|
||||
Poll::Ready(inner) => {
|
||||
this.inner = Some(inner);
|
||||
Pin::new(this).poll(cx)
|
||||
}
|
||||
Async::NotReady => Ok(Async::NotReady),
|
||||
Poll::Pending => Poll::Pending,
|
||||
}
|
||||
}
|
||||
}
|
||||
@@ -675,7 +655,7 @@ impl<P: ProvideRuntimeApi + Send, E, N, T> LeafWorkDataFetcher<P, E, N, T> where
|
||||
P::Api: ParachainHost<Block>,
|
||||
N: NetworkService,
|
||||
T: Clone + Executor + Send + 'static,
|
||||
E: futures03::Future<Output=()> + Clone + Send + 'static,
|
||||
E: Future<Output=()> + Clone + Send + 'static,
|
||||
{
|
||||
/// Fetch PoV block for the given candidate receipt.
|
||||
pub fn fetch_pov_block(&self, candidate: &CandidateReceipt) -> PoVReceiver {
|
||||
@@ -697,7 +677,7 @@ impl<P: ProvideRuntimeApi + Send, E, N, T> LeafWorkDataFetcher<P, E, N, T> where
|
||||
);
|
||||
|
||||
let candidate = candidate.clone();
|
||||
let (tx, rx) = ::futures::sync::oneshot::channel();
|
||||
let (tx, rx) = oneshot::channel();
|
||||
self.network.with_spec(move |spec, ctx| {
|
||||
if let Ok(Some(canon_roots)) = canon_roots {
|
||||
let inner_rx = spec.fetch_pov_block(ctx, &candidate, parent_hash, canon_roots);
|
||||
|
||||
@@ -8,9 +8,8 @@ edition = "2018"
|
||||
parking_lot = "0.9.0"
|
||||
lazy_static = "1.4.0"
|
||||
log = "0.4.8"
|
||||
futures = "0.1.29"
|
||||
futures03 = { package = "futures", version = "0.3.1", features = ["compat"] }
|
||||
exit-future = "0.1.4"
|
||||
futures = "0.3.1"
|
||||
futures01 = { package = "futures", version = "0.1.29" }
|
||||
slog = "2.5.2"
|
||||
hex-literal = "0.2.1"
|
||||
av_store = { package = "polkadot-availability-store", path = "../availability-store" }
|
||||
@@ -45,3 +44,7 @@ authority-discovery = { package = "sc-authority-discovery", git = "https://githu
|
||||
authority-discovery-primitives = { package = "sp-authority-discovery", git = "https://github.com/paritytech/substrate", branch = "polkadot-master" }
|
||||
babe = { package = "sc-consensus-babe", git = "https://github.com/paritytech/substrate", branch = "polkadot-master" }
|
||||
babe-primitives = { package = "sp-consensus-babe", git = "https://github.com/paritytech/substrate", default-features = false, branch = "polkadot-master" }
|
||||
|
||||
[features]
|
||||
default = ["rocksdb"]
|
||||
rocksdb = ["service/rocksdb"]
|
||||
|
||||
+31
-15
@@ -18,7 +18,8 @@
|
||||
|
||||
pub mod chain_spec;
|
||||
|
||||
use futures::sync::mpsc;
|
||||
use futures01::sync::mpsc;
|
||||
use futures::{FutureExt, TryFutureExt, task::{Spawn, SpawnError, FutureObj}};
|
||||
use client::LongestChain;
|
||||
use std::sync::Arc;
|
||||
use std::time::Duration;
|
||||
@@ -44,8 +45,21 @@ pub use primitives::Blake2Hasher;
|
||||
pub use sp_runtime::traits::ProvideRuntimeApi;
|
||||
pub use sc_network::specialization::NetworkSpecialization;
|
||||
pub use chain_spec::ChainSpec;
|
||||
#[cfg(not(target_os = "unknown"))]
|
||||
pub use consensus::run_validation_worker;
|
||||
|
||||
/// Wrap a futures01 executor as a futures03 spawn.
|
||||
#[derive(Clone)]
|
||||
pub struct WrappedExecutor<T>(pub T);
|
||||
|
||||
impl<T> Spawn for WrappedExecutor<T>
|
||||
where T: futures01::future::Executor<Box<dyn futures01::Future<Item=(),Error=()> + Send + 'static>>
|
||||
{
|
||||
fn spawn_obj(&self, future: FutureObj<'static, ()>) -> Result<(), SpawnError> {
|
||||
self.0.execute(Box::new(future.map(Ok).compat()))
|
||||
.map_err(|_| SpawnError::shutdown())
|
||||
}
|
||||
}
|
||||
/// Polkadot-specific configuration.
|
||||
pub struct CustomConfiguration {
|
||||
/// Set to `Some` with a collator `CollatorId` and desired parachain
|
||||
@@ -151,11 +165,7 @@ pub fn new_full(config: Configuration<CustomConfiguration, GenesisConfig>)
|
||||
>, ServiceError>
|
||||
{
|
||||
use sc_network::DhtEvent;
|
||||
use futures03::{
|
||||
compat::Stream01CompatExt,
|
||||
stream::StreamExt,
|
||||
future::{FutureExt, TryFutureExt},
|
||||
};
|
||||
use futures::{compat::Stream01CompatExt, stream::StreamExt};
|
||||
|
||||
let is_collator = config.custom.collating_for.is_some();
|
||||
let is_authority = config.roles.is_authority() && !is_collator;
|
||||
@@ -237,12 +247,18 @@ pub fn new_full(config: Configuration<CustomConfiguration, GenesisConfig>)
|
||||
let mut path = PathBuf::from(db_path);
|
||||
path.push("availability");
|
||||
|
||||
av_store::Store::new(::av_store::Config {
|
||||
cache_size: None,
|
||||
path,
|
||||
},
|
||||
polkadot_network::AvailabilityNetworkShim(service.network()),
|
||||
)?
|
||||
let gossip = polkadot_network::AvailabilityNetworkShim(service.network());
|
||||
|
||||
#[cfg(not(target_os = "unknown"))]
|
||||
{
|
||||
av_store::Store::new(::av_store::Config {
|
||||
cache_size: None,
|
||||
path,
|
||||
}, gossip)?
|
||||
}
|
||||
|
||||
#[cfg(target_os = "unknown")]
|
||||
av_store::Store::new_in_memory(gossip)
|
||||
};
|
||||
|
||||
{
|
||||
@@ -263,7 +279,7 @@ pub fn new_full(config: Configuration<CustomConfiguration, GenesisConfig>)
|
||||
service.on_exit(),
|
||||
gossip_validator,
|
||||
service.client(),
|
||||
polkadot_network::validation::WrappedExecutor(service.spawn_task_handle()),
|
||||
WrappedExecutor(service.spawn_task_handle()),
|
||||
);
|
||||
let proposer = consensus::ProposerFactory::new(
|
||||
client.clone(),
|
||||
@@ -271,7 +287,7 @@ pub fn new_full(config: Configuration<CustomConfiguration, GenesisConfig>)
|
||||
validation_network.clone(),
|
||||
validation_network,
|
||||
service.transaction_pool(),
|
||||
Arc::new(service.spawn_task_handle()),
|
||||
Arc::new(WrappedExecutor(service.spawn_task_handle())),
|
||||
service.keystore(),
|
||||
availability_store.clone(),
|
||||
polkadot_runtime::constants::time::SLOT_DURATION,
|
||||
@@ -287,7 +303,7 @@ pub fn new_full(config: Configuration<CustomConfiguration, GenesisConfig>)
|
||||
let block_import = availability_store.block_import(
|
||||
block_import,
|
||||
client.clone(),
|
||||
Arc::new(service.spawn_task_handle()),
|
||||
Arc::new(WrappedExecutor(service.spawn_task_handle())),
|
||||
service.keystore(),
|
||||
)?;
|
||||
|
||||
|
||||
@@ -18,9 +18,8 @@
|
||||
|
||||
#![warn(missing_docs)]
|
||||
|
||||
use cli::{AbstractService, VersionInfo, TaskExecutor};
|
||||
use futures::channel::oneshot;
|
||||
use futures::{future, FutureExt};
|
||||
use cli::{AbstractService, VersionInfo};
|
||||
use futures::{channel::oneshot, future, FutureExt, task::Spawn};
|
||||
|
||||
use std::cell::RefCell;
|
||||
|
||||
@@ -33,6 +32,7 @@ impl cli::IntoExit for Worker {
|
||||
let (exit_send, exit) = oneshot::channel();
|
||||
|
||||
let exit_send_cell = RefCell::new(Some(exit_send));
|
||||
#[cfg(not(target_os = "unknown"))]
|
||||
ctrlc::set_handler(move || {
|
||||
if let Some(exit_send) = exit_send_cell.try_borrow_mut().expect("signal handler not reentrant; qed").take() {
|
||||
exit_send.send(()).expect("Error sending exit notification");
|
||||
@@ -45,13 +45,14 @@ impl cli::IntoExit for Worker {
|
||||
|
||||
impl cli::Worker for Worker {
|
||||
type Work = <Self as cli::IntoExit>::Exit;
|
||||
fn work<S, SC, B, CE>(self, _: &S, _: TaskExecutor) -> Self::Work
|
||||
fn work<S, SC, B, CE, SP>(self, _: &S, _: SP) -> Self::Work
|
||||
where S: AbstractService<Block = service::Block, RuntimeApi = service::RuntimeApi,
|
||||
Backend = B, SelectChain = SC,
|
||||
NetworkSpecialization = service::PolkadotProtocol, CallExecutor = CE>,
|
||||
SC: service::SelectChain<service::Block> + 'static,
|
||||
B: service::Backend<service::Block, service::Blake2Hasher> + 'static,
|
||||
CE: service::CallExecutor<service::Block, service::Blake2Hasher> + Clone + Send + Sync + 'static {
|
||||
CE: service::CallExecutor<service::Block, service::Blake2Hasher> + Clone + Send + Sync + 'static,
|
||||
SP: Spawn + Clone + Send + Sync + 'static {
|
||||
use cli::IntoExit;
|
||||
self.into_exit()
|
||||
}
|
||||
|
||||
@@ -29,11 +29,9 @@ use primitives::{
|
||||
HeadData, BlockData, Id as ParaId, Message, OutgoingMessages, Status as ParachainStatus,
|
||||
},
|
||||
};
|
||||
use collator::{
|
||||
InvalidHead, ParachainContext, VersionInfo, Network, BuildParachainContext, TaskExecutor,
|
||||
};
|
||||
use collator::{InvalidHead, ParachainContext, VersionInfo, Network, BuildParachainContext};
|
||||
use parking_lot::Mutex;
|
||||
use futures::future::{Ready, ok, err};
|
||||
use futures::{future::{Ready, ok, err}, task::Spawn};
|
||||
|
||||
const GENESIS: AdderHead = AdderHead {
|
||||
number: 0,
|
||||
@@ -108,15 +106,16 @@ impl ParachainContext for AdderContext {
|
||||
impl BuildParachainContext for AdderContext {
|
||||
type ParachainContext = Self;
|
||||
|
||||
fn build<B, E>(
|
||||
fn build<B, E, SP>(
|
||||
self,
|
||||
_: Arc<collator::PolkadotClient<B, E>>,
|
||||
_: TaskExecutor,
|
||||
_: SP,
|
||||
network: Arc<dyn Network>,
|
||||
) -> Result<Self::ParachainContext, ()>
|
||||
where
|
||||
B: client_api::backend::Backend<Block, Blake2Hasher> + 'static,
|
||||
E: client::CallExecutor<Block, Blake2Hasher> + Clone + Send + Sync + 'static
|
||||
E: client::CallExecutor<Block, Blake2Hasher> + Clone + Send + Sync + 'static,
|
||||
SP: Spawn + Clone + Send + Sync + 'static,
|
||||
{
|
||||
Ok(Self { _network: Some(network), ..self })
|
||||
}
|
||||
|
||||
@@ -5,16 +5,13 @@ authors = ["Parity Technologies <admin@parity.io>"]
|
||||
edition = "2018"
|
||||
|
||||
[dependencies]
|
||||
futures = "0.1.17"
|
||||
futures03 = { package = "futures", version = "0.3.1", features = ["compat"] }
|
||||
futures = "0.3.1"
|
||||
futures-timer = "2.0"
|
||||
async-std = { version = "1.0.1", features = ["unstable"] }
|
||||
parking_lot = "0.9.0"
|
||||
tokio = "0.1.22"
|
||||
tokio = { version = "0.2.4", features = ["rt-core", "blocking"] }
|
||||
derive_more = "0.14.1"
|
||||
log = "0.4.8"
|
||||
exit-future = "0.2.0"
|
||||
tokio-executor = { version = "0.2.0-alpha.6", features = ["blocking"] }
|
||||
codec = { package = "parity-scale-codec", version = "1.1.0", default-features = false, features = ["derive"] }
|
||||
availability_store = { package = "polkadot-availability-store", path = "../availability-store" }
|
||||
parachain = { package = "polkadot-parachain", path = "../parachain" }
|
||||
|
||||
@@ -23,15 +23,14 @@
|
||||
/// such as candidate verification while performing event-driven work
|
||||
/// on a local event loop.
|
||||
|
||||
use std::{thread, time::{Duration, Instant}, sync::Arc};
|
||||
use std::{thread, time::Duration, sync::Arc};
|
||||
|
||||
use client::{BlockchainEvents, BlockBody};
|
||||
use sp_blockchain::HeaderBackend;
|
||||
use block_builder::BlockBuilderApi;
|
||||
use consensus::SelectChain;
|
||||
use futures::prelude::*;
|
||||
use futures03::{TryStreamExt as _, StreamExt as _, FutureExt as _, TryFutureExt as _};
|
||||
use log::error;
|
||||
use futures::{future::{ready, select}, task::{Spawn, SpawnExt}};
|
||||
use polkadot_primitives::Block;
|
||||
use polkadot_primitives::parachain::ParachainHost;
|
||||
use runtime_primitives::traits::{ProvideRuntimeApi};
|
||||
@@ -39,12 +38,12 @@ use babe_primitives::BabeApi;
|
||||
use keystore::KeyStorePtr;
|
||||
use sp_api::ApiExt;
|
||||
|
||||
use tokio::{timer::Interval, runtime::current_thread::Runtime as LocalRuntime};
|
||||
use log::{warn, debug};
|
||||
use tokio::{runtime::Runtime as LocalRuntime};
|
||||
use log::{warn, error};
|
||||
|
||||
use super::{Network, Collators};
|
||||
|
||||
type TaskExecutor = Arc<dyn futures::future::Executor<Box<dyn Future<Item = (), Error = ()> + Send>> + Send + Sync>;
|
||||
type TaskExecutor = Arc<dyn Spawn + Send + Sync>;
|
||||
|
||||
/// Parachain candidate attestation service handle.
|
||||
pub(crate) struct ServiceHandle {
|
||||
@@ -62,8 +61,8 @@ pub(crate) fn start<C, N, P, SC>(
|
||||
max_block_data_size: Option<u64>,
|
||||
) -> ServiceHandle
|
||||
where
|
||||
C: Collators + Send + Sync + 'static,
|
||||
<C::Collation as IntoFuture>::Future: Send + 'static,
|
||||
C: Collators + Send + Sync + Unpin + 'static,
|
||||
C::Collation: Send + Unpin + 'static,
|
||||
P: BlockchainEvents<Block> + BlockBody<Block>,
|
||||
P: ProvideRuntimeApi + HeaderBackend<Block> + Send + Sync + 'static,
|
||||
P::Api: ParachainHost<Block> +
|
||||
@@ -72,10 +71,9 @@ pub(crate) fn start<C, N, P, SC>(
|
||||
ApiExt<Block, Error = sp_blockchain::Error>,
|
||||
N: Network + Send + Sync + 'static,
|
||||
N::TableRouter: Send + 'static,
|
||||
<N::BuildTableRouter as IntoFuture>::Future: Send + 'static,
|
||||
N::BuildTableRouter: Send + Unpin + 'static,
|
||||
SC: SelectChain<Block> + 'static,
|
||||
{
|
||||
const TIMER_DELAY: Duration = Duration::from_secs(5);
|
||||
const TIMER_INTERVAL: Duration = Duration::from_secs(30);
|
||||
|
||||
let (signal, exit) = ::exit_future::signal();
|
||||
@@ -87,8 +85,7 @@ pub(crate) fn start<C, N, P, SC>(
|
||||
|
||||
let keystore = keystore.clone();
|
||||
|
||||
client.import_notification_stream()
|
||||
.map(|v| Ok::<_, ()>(v)).compat()
|
||||
let notifications = client.import_notification_stream()
|
||||
.for_each(move |notification| {
|
||||
let parent_hash = notification.hash;
|
||||
if notification.is_new_best {
|
||||
@@ -105,43 +102,35 @@ pub(crate) fn start<C, N, P, SC>(
|
||||
);
|
||||
}
|
||||
}
|
||||
Ok(())
|
||||
})
|
||||
.select(exit.clone().unit_error().compat())
|
||||
.then(|_| Ok(()))
|
||||
ready(())
|
||||
});
|
||||
|
||||
select(notifications, exit.clone())
|
||||
};
|
||||
|
||||
let prune_old_sessions = {
|
||||
let select_chain = select_chain.clone();
|
||||
let interval = Interval::new(
|
||||
Instant::now() + TIMER_DELAY,
|
||||
TIMER_INTERVAL,
|
||||
);
|
||||
|
||||
interval
|
||||
let interval = crate::interval(TIMER_INTERVAL)
|
||||
.for_each(move |_| match select_chain.leaves() {
|
||||
Ok(leaves) => {
|
||||
parachain_validation.retain(|h| leaves.contains(h));
|
||||
Ok(())
|
||||
ready(())
|
||||
}
|
||||
Err(e) => {
|
||||
warn!("Error fetching leaves from client: {:?}", e);
|
||||
Ok(())
|
||||
ready(())
|
||||
}
|
||||
})
|
||||
.map_err(|e| warn!("Timer error {:?}", e))
|
||||
.select(exit.clone().unit_error().compat())
|
||||
.then(|_| Ok(()))
|
||||
});
|
||||
|
||||
select(interval, exit.clone()).map(|_| ())
|
||||
};
|
||||
|
||||
runtime.spawn(notifications);
|
||||
if let Err(_) = thread_pool.execute(Box::new(prune_old_sessions)) {
|
||||
if let Err(_) = thread_pool.spawn(prune_old_sessions) {
|
||||
error!("Failed to spawn old sessions pruning task");
|
||||
}
|
||||
|
||||
if let Err(e) = runtime.block_on(exit.unit_error().compat()) {
|
||||
debug!("BFT event loop error {:?}", e);
|
||||
}
|
||||
runtime.block_on(exit);
|
||||
});
|
||||
|
||||
ServiceHandle {
|
||||
|
||||
@@ -32,6 +32,8 @@ use parachain::{wasm_executor::{self, ExternalitiesError, ExecutionMode}, Messag
|
||||
use trie::TrieConfiguration;
|
||||
use futures::prelude::*;
|
||||
use log::debug;
|
||||
use std::task::{Poll, Context};
|
||||
use std::pin::Pin;
|
||||
|
||||
/// Encapsulates connections to collators and allows collation on any parachain.
|
||||
///
|
||||
@@ -40,7 +42,7 @@ pub trait Collators: Clone {
|
||||
/// Errors when producing collations.
|
||||
type Error: std::fmt::Debug;
|
||||
/// A full collation.
|
||||
type Collation: IntoFuture<Item=Collation,Error=Self::Error>;
|
||||
type Collation: Future<Output=Result<Collation, Self::Error>>;
|
||||
|
||||
/// Collate on a specific parachain, building on a given relay chain parent hash.
|
||||
///
|
||||
@@ -63,7 +65,7 @@ pub struct CollationFetch<C: Collators, P> {
|
||||
relay_parent_hash: Hash,
|
||||
relay_parent: BlockId,
|
||||
collators: C,
|
||||
live_fetch: Option<<C::Collation as IntoFuture>::Future>,
|
||||
live_fetch: Option<C::Collation>,
|
||||
client: Arc<P>,
|
||||
max_block_data_size: Option<u64>,
|
||||
}
|
||||
@@ -99,41 +101,50 @@ impl<C: Collators, P> CollationFetch<C, P> {
|
||||
}
|
||||
}
|
||||
|
||||
impl<C: Collators, P: ProvideRuntimeApi> Future for CollationFetch<C, P>
|
||||
where P::Api: ParachainHost<Block, Error = sp_blockchain::Error>,
|
||||
impl<C, P> Future for CollationFetch<C, P>
|
||||
where
|
||||
P::Api: ParachainHost<Block, Error = sp_blockchain::Error>,
|
||||
C: Collators + Unpin,
|
||||
P: ProvideRuntimeApi,
|
||||
<C as Collators>::Collation: Unpin,
|
||||
{
|
||||
type Item = (Collation, OutgoingMessages, Balance);
|
||||
type Error = C::Error;
|
||||
type Output = Result<(Collation, OutgoingMessages, Balance),C::Error>;
|
||||
|
||||
fn poll(self: Pin<&mut Self>, cx: &mut Context) -> Poll<Self::Output> {
|
||||
let this = Pin::into_inner(self);
|
||||
|
||||
fn poll(&mut self) -> Poll<(Collation, OutgoingMessages, Balance), C::Error> {
|
||||
loop {
|
||||
let collation = {
|
||||
let parachain = self.parachain.clone();
|
||||
let (r, c) = (self.relay_parent_hash, &self.collators);
|
||||
let poll = self.live_fetch
|
||||
.get_or_insert_with(move || c.collate(parachain, r).into_future())
|
||||
.poll();
|
||||
let parachain = this.parachain.clone();
|
||||
let (r, c) = (this.relay_parent_hash, &this.collators);
|
||||
|
||||
futures::try_ready!(poll)
|
||||
let future = this.live_fetch
|
||||
.get_or_insert_with(move || c.collate(parachain, r));
|
||||
|
||||
match Pin::new(future).poll(cx) {
|
||||
Poll::Ready(Ok(c)) => c,
|
||||
Poll::Ready(Err(err)) => return Poll::Ready(Err(err)),
|
||||
Poll::Pending => return Poll::Pending
|
||||
}
|
||||
};
|
||||
|
||||
let res = validate_collation(
|
||||
&*self.client,
|
||||
&self.relay_parent,
|
||||
&*this.client,
|
||||
&this.relay_parent,
|
||||
&collation,
|
||||
self.max_block_data_size,
|
||||
this.max_block_data_size,
|
||||
);
|
||||
|
||||
match res {
|
||||
Ok((messages, fees)) => {
|
||||
return Ok(Async::Ready((collation, messages, fees)))
|
||||
return Poll::Ready(Ok((collation, messages, fees)))
|
||||
}
|
||||
Err(e) => {
|
||||
debug!("Failed to validate parachain due to API error: {}", e);
|
||||
|
||||
// just continue if we got a bad collation or failed to validate
|
||||
self.live_fetch = None;
|
||||
self.collators.note_bad_collator(collation.info.collator)
|
||||
this.live_fetch = None;
|
||||
this.collators.note_bad_collator(collation.info.collator)
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
@@ -46,9 +46,7 @@ pub enum Error {
|
||||
Timer(std::io::Error),
|
||||
#[display(fmt = "Failed to compute deadline of now + {:?}", _0)]
|
||||
DeadlineComputeFailure(std::time::Duration),
|
||||
/// Unable to dispatch agreement future
|
||||
#[display(fmt = "Unable to dispatch agreement future: {:?}", _0)]
|
||||
Executor(futures::future::ExecuteErrorKind),
|
||||
Join(tokio::task::JoinError)
|
||||
}
|
||||
|
||||
impl std::error::Error for Error {
|
||||
|
||||
@@ -56,12 +56,11 @@ use polkadot_primitives::parachain::{
|
||||
use primitives::Pair;
|
||||
use runtime_primitives::traits::{ProvideRuntimeApi, DigestFor};
|
||||
use futures_timer::Delay;
|
||||
use async_std::stream::{interval, Interval};
|
||||
use txpool_api::{TransactionPool, InPoolTransaction};
|
||||
|
||||
use attestation_service::ServiceHandle;
|
||||
use futures::prelude::*;
|
||||
use futures03::{future::{self, Either}, FutureExt, StreamExt, TryFutureExt};
|
||||
use futures::{future::{self, Either, select, ready}, stream::unfold, task::{Spawn, SpawnExt}};
|
||||
use collation::CollationFetch;
|
||||
use dynamic_inclusion::DynamicInclusion;
|
||||
use inherents::InherentData;
|
||||
@@ -70,10 +69,13 @@ use log::{info, debug, warn, trace, error};
|
||||
use keystore::KeyStorePtr;
|
||||
use sp_api::ApiExt;
|
||||
|
||||
type TaskExecutor =
|
||||
Arc<
|
||||
dyn futures::future::Executor<Box<dyn Future<Item = (), Error = ()> + Send>>
|
||||
+ Send + Sync>;
|
||||
type TaskExecutor = Arc<dyn Spawn + Send + Sync>;
|
||||
|
||||
fn interval(duration: Duration) -> impl Stream<Item=()> + Send + Unpin {
|
||||
unfold((), move |_| {
|
||||
futures_timer::Delay::new(duration).map(|_| Some(((), ())))
|
||||
}).map(drop)
|
||||
}
|
||||
|
||||
pub use self::collation::{
|
||||
validate_collation, validate_incoming, message_queue_root, egress_roots, Collators,
|
||||
@@ -84,6 +86,8 @@ pub use self::shared_table::{
|
||||
SharedTable, ParachainWork, PrimedParachainWork, Validated, Statement, SignedStatement,
|
||||
GenericStatement,
|
||||
};
|
||||
|
||||
#[cfg(not(target_os = "unknown"))]
|
||||
pub use parachain::wasm_executor::{run_worker as run_validation_worker};
|
||||
|
||||
mod attestation_service;
|
||||
@@ -107,7 +111,7 @@ pub trait TableRouter: Clone {
|
||||
/// Errors when fetching data from the network.
|
||||
type Error: std::fmt::Debug;
|
||||
/// Future that resolves when candidate data is fetched.
|
||||
type FetchValidationProof: IntoFuture<Item=PoVBlock,Error=Self::Error>;
|
||||
type FetchValidationProof: Future<Output=Result<PoVBlock, Self::Error>>;
|
||||
|
||||
/// Call with local candidate data. This will make the data available on the network,
|
||||
/// and sign, import, and broadcast a statement about the candidate.
|
||||
@@ -134,7 +138,7 @@ pub trait Network {
|
||||
|
||||
/// The future used for asynchronously building the table router.
|
||||
/// This should not fail.
|
||||
type BuildTableRouter: IntoFuture<Item=Self::TableRouter,Error=Self::Error>;
|
||||
type BuildTableRouter: Future<Output=Result<Self::TableRouter,Self::Error>>;
|
||||
|
||||
/// Instantiate a table router using the given shared table.
|
||||
/// Also pass through any outgoing messages to be broadcast to peers.
|
||||
@@ -273,13 +277,13 @@ struct ParachainValidation<C, N, P> {
|
||||
}
|
||||
|
||||
impl<C, N, P> ParachainValidation<C, N, P> where
|
||||
C: Collators + Send + 'static,
|
||||
C: Collators + Send + Unpin + 'static,
|
||||
N: Network,
|
||||
P: ProvideRuntimeApi + HeaderBackend<Block> + BlockBody<Block> + Send + Sync + 'static,
|
||||
P::Api: ParachainHost<Block> + BlockBuilderApi<Block> + ApiExt<Block, Error = sp_blockchain::Error>,
|
||||
<C::Collation as IntoFuture>::Future: Send + 'static,
|
||||
C::Collation: Send + Unpin + 'static,
|
||||
N::TableRouter: Send + 'static,
|
||||
<N::BuildTableRouter as IntoFuture>::Future: Send + 'static,
|
||||
N::BuildTableRouter: Unpin + Send + 'static,
|
||||
{
|
||||
/// Get an attestation table for given parent hash.
|
||||
///
|
||||
@@ -400,7 +404,7 @@ impl<C, N, P> ParachainValidation<C, N, P> where
|
||||
max_block_data_size,
|
||||
);
|
||||
|
||||
collation_work.then(move |result| match result {
|
||||
collation_work.map(move |result| match result {
|
||||
Ok((collation, outgoing_targeted, fees_charged)) => {
|
||||
match produce_receipt_and_chunks(
|
||||
authorities_num,
|
||||
@@ -427,10 +431,9 @@ impl<C, N, P> ParachainValidation<C, N, P> where
|
||||
}
|
||||
.unit_error()
|
||||
.boxed()
|
||||
.compat()
|
||||
.then(move |_| {
|
||||
router.local_collation(collation, receipt, outgoing_targeted, (local_id, &chunks));
|
||||
Ok(())
|
||||
ready(())
|
||||
});
|
||||
|
||||
|
||||
@@ -449,18 +452,16 @@ impl<C, N, P> ParachainValidation<C, N, P> where
|
||||
})
|
||||
};
|
||||
|
||||
let cancellable_work = build_router
|
||||
.into_future()
|
||||
let router = build_router
|
||||
.map_ok(with_router)
|
||||
.map_err(|e| {
|
||||
warn!(target: "validation" , "Failed to build table router: {:?}", e);
|
||||
})
|
||||
.and_then(with_router)
|
||||
.then(|_| Ok(()))
|
||||
.select(exit.unit_error().compat())
|
||||
.then(|_| Ok(()));
|
||||
});
|
||||
|
||||
let cancellable_work = select(exit, router).map(drop);
|
||||
|
||||
// spawn onto thread pool.
|
||||
if self.handle.execute(Box::new(cancellable_work)).is_err() {
|
||||
if self.handle.spawn(cancellable_work).is_err() {
|
||||
error!("Failed to spawn cancellable work task");
|
||||
}
|
||||
}
|
||||
@@ -485,8 +486,8 @@ pub struct ProposerFactory<C, N, P, SC, TxPool: TransactionPool> {
|
||||
}
|
||||
|
||||
impl<C, N, P, SC, TxPool> ProposerFactory<C, N, P, SC, TxPool> where
|
||||
C: Collators + Send + Sync + 'static,
|
||||
<C::Collation as IntoFuture>::Future: Send + 'static,
|
||||
C: Collators + Send + Sync + Unpin + 'static,
|
||||
C::Collation: Send + Unpin + 'static,
|
||||
P: BlockchainEvents<Block> + BlockBody<Block>,
|
||||
P: ProvideRuntimeApi + HeaderBackend<Block> + Send + Sync + 'static,
|
||||
P::Api: ParachainHost<Block> +
|
||||
@@ -495,7 +496,7 @@ impl<C, N, P, SC, TxPool> ProposerFactory<C, N, P, SC, TxPool> where
|
||||
ApiExt<Block, Error = sp_blockchain::Error>,
|
||||
N: Network + Send + Sync + 'static,
|
||||
N::TableRouter: Send + 'static,
|
||||
<N::BuildTableRouter as IntoFuture>::Future: Send + 'static,
|
||||
N::BuildTableRouter: Send + Unpin + 'static,
|
||||
TxPool: TransactionPool,
|
||||
SC: SelectChain<Block> + 'static,
|
||||
{
|
||||
@@ -543,7 +544,7 @@ impl<C, N, P, SC, TxPool> ProposerFactory<C, N, P, SC, TxPool> where
|
||||
}
|
||||
|
||||
impl<C, N, P, SC, TxPool> consensus::Environment<Block> for ProposerFactory<C, N, P, SC, TxPool> where
|
||||
C: Collators + Send + 'static,
|
||||
C: Collators + Send + Unpin + 'static,
|
||||
N: Network,
|
||||
TxPool: TransactionPool<Block=Block> + 'static,
|
||||
P: ProvideRuntimeApi + HeaderBackend<Block> + BlockBody<Block> + Send + Sync + 'static,
|
||||
@@ -551,9 +552,9 @@ impl<C, N, P, SC, TxPool> consensus::Environment<Block> for ProposerFactory<C, N
|
||||
BlockBuilderApi<Block> +
|
||||
BabeApi<Block> +
|
||||
ApiExt<Block, Error = sp_blockchain::Error>,
|
||||
<C::Collation as IntoFuture>::Future: Send + 'static,
|
||||
C::Collation: Send + Unpin + 'static,
|
||||
N::TableRouter: Send + 'static,
|
||||
<N::BuildTableRouter as IntoFuture>::Future: Send + 'static,
|
||||
N::BuildTableRouter: Send + Unpin + 'static,
|
||||
SC: SelectChain<Block>,
|
||||
{
|
||||
type Proposer = Proposer<P, TxPool>;
|
||||
@@ -649,7 +650,7 @@ impl<C, TxPool> consensus::Proposer<Block> for Proposer<C, TxPool> where
|
||||
|
||||
let timing = ProposalTiming {
|
||||
minimum: delay_future,
|
||||
attempt_propose: interval(ATTEMPT_PROPOSE_EVERY),
|
||||
attempt_propose: Box::new(interval(ATTEMPT_PROPOSE_EVERY)),
|
||||
enough_candidates: Delay::new(enough_candidates),
|
||||
dynamic_inclusion,
|
||||
last_included: initial_included,
|
||||
@@ -690,7 +691,7 @@ fn current_timestamp() -> u64 {
|
||||
|
||||
struct ProposalTiming {
|
||||
minimum: Option<Delay>,
|
||||
attempt_propose: Interval,
|
||||
attempt_propose: Box<dyn Stream<Item=()> + Send + Unpin>,
|
||||
dynamic_inclusion: DynamicInclusion,
|
||||
enough_candidates: Delay,
|
||||
last_included: usize,
|
||||
@@ -746,7 +747,7 @@ enum CreateProposalState<C: Send + Sync, TxPool> {
|
||||
/// Represents the state when we switch from pending to fired.
|
||||
Switching,
|
||||
/// Block proposing has fired.
|
||||
Fired(tokio_executor::blocking::Blocking<Result<Block, Error>>),
|
||||
Fired(tokio::task::JoinHandle<Result<Block, Error>>),
|
||||
}
|
||||
|
||||
/// Inner data of the create proposal.
|
||||
@@ -858,7 +859,7 @@ impl<C, TxPool> CreateProposalData<C, TxPool> where
|
||||
}
|
||||
}
|
||||
|
||||
impl<C, TxPool> futures03::Future for CreateProposal<C, TxPool> where
|
||||
impl<C, TxPool> Future for CreateProposal<C, TxPool> where
|
||||
TxPool: TransactionPool<Block=Block> + 'static,
|
||||
C: ProvideRuntimeApi + HeaderBackend<Block> + Send + Sync + 'static,
|
||||
C::Api: ParachainHost<Block> + BlockBuilderApi<Block> + ApiExt<Block, Error = sp_blockchain::Error>,
|
||||
@@ -892,18 +893,22 @@ impl<C, TxPool> futures03::Future for CreateProposal<C, TxPool> where
|
||||
thus Switching will never be reachable here; qed"
|
||||
),
|
||||
CreateProposalState::Fired(mut future) => {
|
||||
let ret = Pin::new(&mut future).poll(cx);
|
||||
let ret = Pin::new(&mut future)
|
||||
.poll(cx)
|
||||
.map(|res| res.map_err(Error::Join).and_then(|res| res));
|
||||
self.state = CreateProposalState::Fired(future);
|
||||
return ret
|
||||
},
|
||||
};
|
||||
|
||||
// 2. propose
|
||||
let mut future = tokio_executor::blocking::run(move || {
|
||||
let mut future = tokio::task::spawn_blocking(move || {
|
||||
let proposed_candidates = data.table.proposed_set();
|
||||
data.propose_with(proposed_candidates)
|
||||
});
|
||||
let polled = Pin::new(&mut future).poll(cx);
|
||||
let polled = Pin::new(&mut future)
|
||||
.poll(cx)
|
||||
.map(|res| res.map_err(Error::Join).and_then(|res| res));
|
||||
self.state = CreateProposalState::Fired(future);
|
||||
|
||||
polled
|
||||
|
||||
@@ -19,7 +19,9 @@
|
||||
use std::collections::HashMap;
|
||||
|
||||
use futures::prelude::*;
|
||||
use futures::sync::oneshot;
|
||||
use futures::channel::oneshot;
|
||||
use std::pin::Pin;
|
||||
use std::task::{Poll, Context};
|
||||
|
||||
use polkadot_primitives::Hash;
|
||||
|
||||
@@ -95,17 +97,17 @@ impl IncludabilitySender {
|
||||
pub struct Includable(oneshot::Receiver<()>);
|
||||
|
||||
impl Future for Includable {
|
||||
type Item = ();
|
||||
type Error = oneshot::Canceled;
|
||||
type Output = Result<(), oneshot::Canceled>;
|
||||
|
||||
fn poll(&mut self) -> Poll<(), oneshot::Canceled> {
|
||||
self.0.poll()
|
||||
fn poll(self: Pin<&mut Self>, cx: &mut Context) -> Poll<Self::Output> {
|
||||
Pin::new(&mut Pin::into_inner(self).0).poll(cx)
|
||||
}
|
||||
}
|
||||
|
||||
#[cfg(test)]
|
||||
mod tests {
|
||||
use super::*;
|
||||
use futures::executor::block_on;
|
||||
|
||||
#[test]
|
||||
fn it_works() {
|
||||
@@ -132,6 +134,6 @@ mod tests {
|
||||
sender.update_candidate(hash1, true);
|
||||
assert!(sender.is_complete());
|
||||
|
||||
recv.wait().unwrap();
|
||||
block_on(recv).unwrap();
|
||||
}
|
||||
}
|
||||
|
||||
@@ -139,7 +139,7 @@ impl SharedTableInner {
|
||||
statement: table::SignedStatement,
|
||||
max_block_data_size: Option<u64>,
|
||||
) -> Option<ParachainWork<
|
||||
<R::FetchValidationProof as IntoFuture>::Future,
|
||||
R::FetchValidationProof
|
||||
>> {
|
||||
let summary = self.table.import_statement(context, statement)?;
|
||||
self.update_trackers(&summary.candidate, context);
|
||||
@@ -172,7 +172,7 @@ impl SharedTableInner {
|
||||
None
|
||||
}
|
||||
Some(candidate) => {
|
||||
let fetch = router.fetch_pov_block(candidate).into_future();
|
||||
let fetch = router.fetch_pov_block(candidate);
|
||||
|
||||
Some(Work {
|
||||
candidate_receipt: candidate.clone(),
|
||||
@@ -267,13 +267,13 @@ pub struct ParachainWork<Fetch> {
|
||||
max_block_data_size: Option<u64>,
|
||||
}
|
||||
|
||||
impl<Fetch: Future> ParachainWork<Fetch> {
|
||||
impl<Fetch: Future + Unpin> ParachainWork<Fetch> {
|
||||
/// Prime the parachain work with an API reference for extracting
|
||||
/// chain information.
|
||||
pub fn prime<P: ProvideRuntimeApi>(self, api: Arc<P>)
|
||||
-> PrimedParachainWork<
|
||||
Fetch,
|
||||
impl Send + FnMut(&BlockId, &PoVBlock, &CandidateReceipt) -> Result<(OutgoingMessages, ErasureChunk), ()>,
|
||||
impl Send + FnMut(&BlockId, &PoVBlock, &CandidateReceipt) -> Result<(OutgoingMessages, ErasureChunk), ()> + Unpin,
|
||||
>
|
||||
where
|
||||
P: Send + Sync + 'static,
|
||||
@@ -326,14 +326,13 @@ pub struct PrimedParachainWork<Fetch, F> {
|
||||
|
||||
impl<Fetch, F, Err> PrimedParachainWork<Fetch, F>
|
||||
where
|
||||
Fetch: Future<Item=PoVBlock,Error=Err>,
|
||||
F: FnMut(&BlockId, &PoVBlock, &CandidateReceipt) -> Result<(OutgoingMessages, ErasureChunk), ()>,
|
||||
Fetch: Future<Output=Result<PoVBlock,Err>> + Unpin,
|
||||
F: FnMut(&BlockId, &PoVBlock, &CandidateReceipt) -> Result<(OutgoingMessages, ErasureChunk), ()> + Unpin,
|
||||
Err: From<::std::io::Error>,
|
||||
{
|
||||
pub async fn validate(mut self) -> Result<(Validated, Option<ErasureChunk>), Err> {
|
||||
use futures03::compat::Future01CompatExt;
|
||||
let candidate = &self.inner.work.candidate_receipt;
|
||||
let pov_block = self.inner.work.fetch.compat().await?;
|
||||
let pov_block = self.inner.work.fetch.await?;
|
||||
|
||||
let validation_res = (self.validate)(
|
||||
&BlockId::hash(self.inner.relay_parent),
|
||||
@@ -439,7 +438,7 @@ impl SharedTable {
|
||||
router: &R,
|
||||
statement: table::SignedStatement,
|
||||
) -> Option<ParachainWork<
|
||||
<R::FetchValidationProof as IntoFuture>::Future,
|
||||
R::FetchValidationProof,
|
||||
>> {
|
||||
self.inner.lock().import_remote_statement(&*self.context, router, statement, self.max_block_data_size)
|
||||
}
|
||||
@@ -455,7 +454,7 @@ impl SharedTable {
|
||||
R: TableRouter,
|
||||
I: IntoIterator<Item=table::SignedStatement>,
|
||||
U: ::std::iter::FromIterator<Option<ParachainWork<
|
||||
<R::FetchValidationProof as IntoFuture>::Future,
|
||||
R::FetchValidationProof,
|
||||
>>>,
|
||||
{
|
||||
let mut inner = self.inner.lock();
|
||||
@@ -575,8 +574,9 @@ mod tests {
|
||||
use polkadot_primitives::parachain::{AvailableMessages, BlockData, ConsolidatedIngress, Collation};
|
||||
use polkadot_erasure_coding::{self as erasure};
|
||||
use availability_store::ProvideGossipMessages;
|
||||
|
||||
use futures::{future};
|
||||
use futures::future;
|
||||
use futures::executor::block_on;
|
||||
use std::pin::Pin;
|
||||
|
||||
fn pov_block_with_data(data: Vec<u8>) -> PoVBlock {
|
||||
PoVBlock {
|
||||
@@ -592,8 +592,8 @@ mod tests {
|
||||
fn gossip_messages_for(
|
||||
&self,
|
||||
_topic: Hash
|
||||
) -> Box<dyn futures03::Stream<Item = (Hash, Hash, ErasureChunk)> + Unpin + Send> {
|
||||
Box::new(futures03::stream::empty())
|
||||
) -> Pin<Box<dyn futures::Stream<Item = (Hash, Hash, ErasureChunk)> + Send>> {
|
||||
futures::stream::empty().boxed()
|
||||
}
|
||||
|
||||
fn gossip_erasure_chunk(
|
||||
@@ -609,7 +609,7 @@ mod tests {
|
||||
struct DummyRouter;
|
||||
impl TableRouter for DummyRouter {
|
||||
type Error = ::std::io::Error;
|
||||
type FetchValidationProof = future::FutureResult<PoVBlock,Self::Error>;
|
||||
type FetchValidationProof = future::Ready<Result<PoVBlock,Self::Error>>;
|
||||
|
||||
fn local_collation(
|
||||
&self,
|
||||
@@ -766,7 +766,7 @@ mod tests {
|
||||
n_validators as u32,
|
||||
).unwrap();
|
||||
|
||||
let producer: ParachainWork<future::FutureResult<_, ::std::io::Error>> = ParachainWork {
|
||||
let producer: ParachainWork<future::Ready<Result<_, ::std::io::Error>>> = ParachainWork {
|
||||
work: Work {
|
||||
candidate_receipt: candidate,
|
||||
fetch: future::ok(pov_block.clone()),
|
||||
@@ -777,7 +777,7 @@ mod tests {
|
||||
max_block_data_size: None,
|
||||
};
|
||||
|
||||
let validated = futures03::executor::block_on(producer.prime_with(|_, _, _| Ok((
|
||||
let validated = block_on(producer.prime_with(|_, _, _| Ok((
|
||||
OutgoingMessages { outgoing_messages: Vec::new() },
|
||||
ErasureChunk {
|
||||
chunk: vec![1, 2, 3],
|
||||
@@ -841,7 +841,7 @@ mod tests {
|
||||
max_block_data_size: None,
|
||||
};
|
||||
|
||||
let validated = futures03::executor::block_on(producer.prime_with(|_, _, _| Ok((
|
||||
let validated = block_on(producer.prime_with(|_, _, _| Ok((
|
||||
OutgoingMessages { outgoing_messages: Vec::new() },
|
||||
ErasureChunk {
|
||||
chunk: chunks[local_index].clone(),
|
||||
|
||||
Reference in New Issue
Block a user