hashing committees
This commit is contained in:
Noah Citron
parent
2dd11e6a1c
commit
573fd7fcc4
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@ -2,6 +2,12 @@
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# It is not intended for manual editing.
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@ -69,6 +225,91 @@ dependencies = [
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@ -88,6 +329,18 @@ dependencies = [
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@ -119,6 +372,12 @@ dependencies = [
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@ -158,6 +417,44 @@ dependencies = [
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@ -192,6 +489,12 @@ dependencies = [
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||||
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|
||||
"eth2_hashing",
|
||||
"eth2_ssz",
|
||||
"eth2_ssz_derive",
|
||||
"eth2_ssz_types",
|
||||
"ethereum-types",
|
||||
"eyre",
|
||||
"hex",
|
||||
"merkle_proof",
|
||||
"reqwest",
|
||||
"serde",
|
||||
"tokio",
|
||||
"tree_hash",
|
||||
"tree_hash_derive",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
|
|
@ -373,6 +739,17 @@ version = "2.5.0"
|
|||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "2dffe52ecf27772e601905b7522cb4ef790d2cc203488bbd0e2fe85fcb74566d"
|
||||
|
||||
[[package]]
|
||||
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|
||||
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|
||||
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|
||||
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|
||||
"eth2_hashing",
|
||||
"ethereum-types",
|
||||
"lazy_static",
|
||||
"safe_arith",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "mime"
|
||||
version = "0.3.16"
|
||||
|
|
@ -387,7 +764,7 @@ checksum = "57ee1c23c7c63b0c9250c339ffdc69255f110b298b901b9f6c82547b7b87caaf"
|
|||
dependencies = [
|
||||
"libc",
|
||||
"log",
|
||||
"wasi",
|
||||
"wasi 0.11.0+wasi-snapshot-preview1",
|
||||
"windows-sys",
|
||||
]
|
||||
|
||||
|
|
@ -470,6 +847,32 @@ dependencies = [
|
|||
"vcpkg",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "parity-scale-codec"
|
||||
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|
||||
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|
||||
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|
||||
dependencies = [
|
||||
"arrayvec",
|
||||
"bitvec",
|
||||
"byte-slice-cast",
|
||||
"impl-trait-for-tuples",
|
||||
"parity-scale-codec-derive",
|
||||
"serde",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "parity-scale-codec-derive"
|
||||
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|
||||
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|
||||
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|
||||
dependencies = [
|
||||
"proc-macro-crate",
|
||||
"proc-macro2",
|
||||
"quote",
|
||||
"syn",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "parking_lot"
|
||||
version = "0.12.1"
|
||||
|
|
@ -517,6 +920,36 @@ version = "0.3.25"
|
|||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "1df8c4ec4b0627e53bdf214615ad287367e482558cf84b109250b37464dc03ae"
|
||||
|
||||
[[package]]
|
||||
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|
||||
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|
||||
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|
||||
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|
||||
|
||||
[[package]]
|
||||
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|
||||
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|
||||
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|
||||
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||||
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|
||||
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|
||||
"impl-codec",
|
||||
"impl-rlp",
|
||||
"impl-serde",
|
||||
"uint",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "proc-macro-crate"
|
||||
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|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
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|
||||
dependencies = [
|
||||
"once_cell",
|
||||
"thiserror",
|
||||
"toml",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "proc-macro2"
|
||||
version = "1.0.43"
|
||||
|
|
@ -535,6 +968,83 @@ dependencies = [
|
|||
"proc-macro2",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
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|
||||
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|
||||
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||||
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||||
|
||||
[[package]]
|
||||
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|
||||
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||||
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|
||||
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|
||||
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|
||||
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|
||||
"libc",
|
||||
"rand_chacha 0.2.2",
|
||||
"rand_core 0.5.1",
|
||||
"rand_hc",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "rand"
|
||||
version = "0.8.5"
|
||||
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|
||||
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||||
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|
||||
"libc",
|
||||
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|
||||
"rand_core 0.6.3",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "rand_chacha"
|
||||
version = "0.2.2"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "f4c8ed856279c9737206bf725bf36935d8666ead7aa69b52be55af369d193402"
|
||||
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|
||||
"ppv-lite86",
|
||||
"rand_core 0.5.1",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "rand_chacha"
|
||||
version = "0.3.1"
|
||||
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||||
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|
||||
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|
||||
"ppv-lite86",
|
||||
"rand_core 0.6.3",
|
||||
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|
||||
|
||||
[[package]]
|
||||
name = "rand_core"
|
||||
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|
||||
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|
||||
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|
||||
dependencies = [
|
||||
"getrandom 0.1.16",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "rand_core"
|
||||
version = "0.6.3"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "d34f1408f55294453790c48b2f1ebbb1c5b4b7563eb1f418bcfcfdbb06ebb4e7"
|
||||
dependencies = [
|
||||
"getrandom 0.2.7",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "rand_hc"
|
||||
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|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "ca3129af7b92a17112d59ad498c6f81eaf463253766b90396d39ea7a39d6613c"
|
||||
dependencies = [
|
||||
"rand_core 0.5.1",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "redox_syscall"
|
||||
version = "0.2.16"
|
||||
|
|
@ -590,12 +1100,48 @@ dependencies = [
|
|||
"winreg",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "ring"
|
||||
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|
||||
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|
||||
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|
||||
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|
||||
"cc",
|
||||
"libc",
|
||||
"once_cell",
|
||||
"spin",
|
||||
"untrusted",
|
||||
"web-sys",
|
||||
"winapi",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
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|
||||
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|
||||
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|
||||
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|
||||
dependencies = [
|
||||
"bytes",
|
||||
"rustc-hex",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "rustc-hex"
|
||||
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|
||||
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|
||||
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|
||||
|
||||
[[package]]
|
||||
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|
||||
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|
||||
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|
||||
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|
||||
|
||||
[[package]]
|
||||
name = "safe_arith"
|
||||
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|
||||
source = "git+https://github.com/sigp/lighthouse#df51a73272489fe154bd10995c96199062b6c3f7"
|
||||
|
||||
[[package]]
|
||||
name = "schannel"
|
||||
version = "0.1.20"
|
||||
|
|
@ -678,6 +1224,17 @@ dependencies = [
|
|||
"serde",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "sha2"
|
||||
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|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
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|
||||
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|
||||
"cfg-if",
|
||||
"cpufeatures",
|
||||
"digest",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "signal-hook-registry"
|
||||
version = "1.4.0"
|
||||
|
|
@ -712,6 +1269,24 @@ dependencies = [
|
|||
"winapi",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "spin"
|
||||
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|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
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|
||||
|
||||
[[package]]
|
||||
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|
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|
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||||
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|
||||
|
||||
[[package]]
|
||||
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|
||||
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|
||||
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|
||||
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||||
|
||||
[[package]]
|
||||
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|
||||
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|
||||
|
|
@ -723,6 +1298,24 @@ dependencies = [
|
|||
"unicode-ident",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
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|
||||
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||||
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||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
|
||||
[[package]]
|
||||
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|
||||
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|
||||
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|
||||
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|
||||
|
||||
[[package]]
|
||||
name = "tempfile"
|
||||
version = "3.3.0"
|
||||
|
|
@ -737,6 +1330,44 @@ dependencies = [
|
|||
"winapi",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
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|
||||
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|
||||
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||||
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|
||||
dependencies = [
|
||||
"thiserror-impl",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
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|
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|
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||||
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|
||||
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|
||||
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|
||||
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|
||||
|
||||
[[package]]
|
||||
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|
||||
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|
||||
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||||
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||||
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|
||||
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|
||||
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|
||||
|
||||
[[package]]
|
||||
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|
||||
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|
||||
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||||
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|
||||
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|
||||
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|
||||
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|
||||
|
||||
[[package]]
|
||||
name = "tinyvec"
|
||||
version = "1.6.0"
|
||||
|
|
@ -808,6 +1439,15 @@ dependencies = [
|
|||
"tracing",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
|
||||
[[package]]
|
||||
name = "tower-service"
|
||||
version = "0.3.2"
|
||||
|
|
@ -834,12 +1474,48 @@ dependencies = [
|
|||
"once_cell",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
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|
||||
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|
||||
dependencies = [
|
||||
"eth2_hashing",
|
||||
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|
||||
"smallvec",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "tree_hash_derive"
|
||||
version = "0.4.0"
|
||||
dependencies = [
|
||||
"darling",
|
||||
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|
||||
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|
||||
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|
||||
|
||||
[[package]]
|
||||
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|
||||
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||||
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||||
|
||||
[[package]]
|
||||
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|
||||
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|
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||||
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||||
|
||||
[[package]]
|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
|
||||
[[package]]
|
||||
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|
||||
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|
||||
|
|
@ -861,6 +1537,18 @@ dependencies = [
|
|||
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|
||||
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|
||||
|
||||
[[package]]
|
||||
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||||
|
||||
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||||
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||||
|
||||
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|
||||
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|
||||
version = "2.2.2"
|
||||
|
|
@ -879,6 +1567,12 @@ version = "0.2.15"
|
|||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "accd4ea62f7bb7a82fe23066fb0957d48ef677f6eeb8215f372f52e48bb32426"
|
||||
|
||||
[[package]]
|
||||
name = "version_check"
|
||||
version = "0.9.4"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "49874b5167b65d7193b8aba1567f5c7d93d001cafc34600cee003eda787e483f"
|
||||
|
||||
[[package]]
|
||||
name = "want"
|
||||
version = "0.3.0"
|
||||
|
|
@ -889,6 +1583,12 @@ dependencies = [
|
|||
"try-lock",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "wasi"
|
||||
version = "0.9.0+wasi-snapshot-preview1"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "cccddf32554fecc6acb585f82a32a72e28b48f8c4c1883ddfeeeaa96f7d8e519"
|
||||
|
||||
[[package]]
|
||||
name = "wasi"
|
||||
version = "0.11.0+wasi-snapshot-preview1"
|
||||
|
|
@ -971,6 +1671,17 @@ dependencies = [
|
|||
"wasm-bindgen",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "which"
|
||||
version = "4.2.5"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "5c4fb54e6113b6a8772ee41c3404fb0301ac79604489467e0a9ce1f3e97c24ae"
|
||||
dependencies = [
|
||||
"either",
|
||||
"lazy_static",
|
||||
"libc",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "winapi"
|
||||
version = "0.3.9"
|
||||
|
|
@ -1044,3 +1755,30 @@ checksum = "80d0f4e272c85def139476380b12f9ac60926689dd2e01d4923222f40580869d"
|
|||
dependencies = [
|
||||
"winapi",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "wyz"
|
||||
version = "0.2.0"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "85e60b0d1b5f99db2556934e21937020776a5d31520bf169e851ac44e6420214"
|
||||
|
||||
[[package]]
|
||||
name = "zeroize"
|
||||
version = "1.5.7"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "c394b5bd0c6f669e7275d9c20aa90ae064cb22e75a1cad54e1b34088034b149f"
|
||||
dependencies = [
|
||||
"zeroize_derive",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "zeroize_derive"
|
||||
version = "1.3.2"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "3f8f187641dad4f680d25c4bfc4225b418165984179f26ca76ec4fb6441d3a17"
|
||||
dependencies = [
|
||||
"proc-macro2",
|
||||
"quote",
|
||||
"syn",
|
||||
"synstructure",
|
||||
]
|
||||
|
|
|
|||
17
Cargo.toml
17
Cargo.toml
|
|
@ -10,3 +10,20 @@ reqwest = { version = "0.11", features = ["json"] }
|
|||
tokio = { version = "1", features = ["full"] }
|
||||
eyre = "0.6.8"
|
||||
serde = { version = "1.0.143", features = ["derive"] }
|
||||
eth2_ssz = { path = "../lighthouse/consensus/ssz" }
|
||||
eth2_ssz_derive = "0.3.0"
|
||||
eth2_ssz_types = { path = "../lighthouse/consensus/ssz_types" }
|
||||
hex = "0.4.3"
|
||||
eth2_hashing = { git = "https://github.com/sigp/lighthouse" }
|
||||
merkle_proof = { git = "https://github.com/sigp/lighthouse" }
|
||||
ethereum-types = "0.12.1"
|
||||
tree_hash = { path = "../lighthouse/consensus/tree_hash" }
|
||||
tree_hash_derive = { path = "../lighthouse/consensus/tree_hash_derive" }
|
||||
bls = { path = "../lighthouse/crypto/bls" }
|
||||
# types = { path = "../lighthouse/consensus/types" }
|
||||
|
||||
[patch.crates-io]
|
||||
eth2_hashing = { git = "https://github.com/sigp/lighthouse" }
|
||||
eth2_serde_utils = { git = "https://github.com/sigp/lighthouse" }
|
||||
tree_hash = { path = "../lighthouse/consensus/tree_hash" }
|
||||
# eth2_ssz = { git = "https://github.com/sigp/lighthouse" }
|
||||
|
|
|
|||
114
src/main.rs
114
src/main.rs
|
|
@ -1,44 +1,87 @@
|
|||
use eyre::Result;
|
||||
use serde::Deserialize;
|
||||
use serde::{Deserialize, Deserializer};
|
||||
use ssz::Encode;
|
||||
use ssz_types::typenum::*;
|
||||
use ssz_derive::Encode;
|
||||
use ssz_types::FixedVector;
|
||||
use eth2_hashing::hash;
|
||||
use merkle_proof::verify_merkle_proof;
|
||||
use ethereum_types::H256;
|
||||
use bls::PublicKeyBytes;
|
||||
use tree_hash_derive::TreeHash;
|
||||
|
||||
#[tokio::main]
|
||||
async fn main() -> Result<()> {
|
||||
|
||||
let client = LightClient::new("http://testing.prater.beacon-api.nimbus.team");
|
||||
let bootstrap = client.get_bootstrap("0x29d7ba1ef23b01a8b9024ee0cd73d0b7181edc0eb16e4645300092838c07783f").await?;
|
||||
let client = LightClient::new(
|
||||
"http://testing.prater.beacon-api.nimbus.team",
|
||||
"0x29d7ba1ef23b01a8b9024ee0cd73d0b7181edc0eb16e4645300092838c07783f"
|
||||
).await?;
|
||||
|
||||
let current_slot = bootstrap.header.slot;
|
||||
let current_sync_period = LightClient::calc_sync_period(current_slot.parse()?);
|
||||
let next_sync_period = current_sync_period + 1;
|
||||
|
||||
println!("{}", next_sync_period);
|
||||
|
||||
let updates = client.get_updates(next_sync_period).await?;
|
||||
let attested_headers = updates.iter().map(|update| &update.attested_header).collect::<Vec<&Header>>();
|
||||
let finalized_headers = updates.iter().map(|update| &update.finalized_header).collect::<Vec<&Header>>();
|
||||
|
||||
println!("{:?}", attested_headers);
|
||||
println!("{:?}", finalized_headers);
|
||||
|
||||
let finality_update = client.get_finality_update().await?;
|
||||
|
||||
println!("{:?}", finality_update.attested_header);
|
||||
println!("{:?}", finality_update.finalized_header);
|
||||
client.sync().await?;
|
||||
|
||||
Ok(())
|
||||
}
|
||||
|
||||
struct LightClient {
|
||||
nimbus_rpc: String,
|
||||
store: Store,
|
||||
}
|
||||
|
||||
#[derive(Debug)]
|
||||
struct Store {
|
||||
header: Header,
|
||||
current_sync_committee: SyncCommittee,
|
||||
next_sync_committee: Option<SyncCommittee>,
|
||||
}
|
||||
|
||||
impl LightClient {
|
||||
fn new(nimbus_rpc: &str) -> LightClient {
|
||||
LightClient { nimbus_rpc: nimbus_rpc.to_string() }
|
||||
async fn new(nimbus_rpc: &str, checkpoint_block_root: &str) -> Result<LightClient> {
|
||||
|
||||
let bootstrap = Self::get_bootstrap(nimbus_rpc, checkpoint_block_root).await?;
|
||||
|
||||
let committee_hash = tree_hash::TreeHash::tree_hash_root(&bootstrap.current_sync_committee);
|
||||
println!("{:?}", committee_hash);
|
||||
|
||||
let committee_hash = H256::from_slice(&committee_hash[..]);
|
||||
let branch = &bootstrap.current_sync_committee_branch.iter().map(|elem| {
|
||||
H256::from_slice(&hex::decode(elem.strip_prefix("0x").unwrap()).unwrap())
|
||||
}).collect::<Vec<H256>>()[..];
|
||||
|
||||
let index = 22;
|
||||
let depth = 5;
|
||||
|
||||
let root = H256::from_slice(&hex::decode(checkpoint_block_root.strip_prefix("0x").unwrap()).unwrap());
|
||||
|
||||
let is_valid = verify_merkle_proof(committee_hash, branch, depth, index, root);
|
||||
println!("{}", is_valid);
|
||||
println!("{:?}", committee_hash);
|
||||
println!("{:?}", branch);
|
||||
|
||||
let store = Store {
|
||||
header: bootstrap.header,
|
||||
current_sync_committee: bootstrap.current_sync_committee,
|
||||
next_sync_committee: None,
|
||||
};
|
||||
|
||||
Ok(LightClient { nimbus_rpc: nimbus_rpc.to_string(), store })
|
||||
}
|
||||
|
||||
async fn get_bootstrap(&self, block_root: &str) -> Result<Bootstrap> {
|
||||
let req = format!("{}/eth/v0/beacon/light_client/bootstrap/{}", self.nimbus_rpc, block_root);
|
||||
async fn sync(&self) -> Result<()> {
|
||||
|
||||
let period = LightClient::calc_sync_period(self.store.header.slot.parse().unwrap());
|
||||
let updates = self.get_updates(period).await?;
|
||||
|
||||
for update in updates {
|
||||
// TODO: verify update
|
||||
println!("{:?}", update.finalized_header);
|
||||
}
|
||||
|
||||
Ok(())
|
||||
}
|
||||
|
||||
async fn get_bootstrap(rpc: &str, block_root: &str) -> Result<Bootstrap> {
|
||||
let req = format!("{}/eth/v0/beacon/light_client/bootstrap/{}", rpc, block_root);
|
||||
let res = reqwest::get(req).await?.json::<BootstrapResponse>().await?;
|
||||
Ok(res.data.v)
|
||||
}
|
||||
|
|
@ -78,10 +121,27 @@ struct Bootstrap {
|
|||
current_sync_committee_branch: Vec<String>,
|
||||
}
|
||||
|
||||
#[derive(Deserialize, Debug, Clone)]
|
||||
#[derive(Deserialize, Debug, Clone, Encode, TreeHash)]
|
||||
struct SyncCommittee {
|
||||
pubkeys: Vec<String>,
|
||||
aggregate_pubkey: String,
|
||||
#[serde(deserialize_with = "pubkeys_deserialize")]
|
||||
pubkeys: FixedVector<PublicKeyBytes, U512>,
|
||||
#[serde(deserialize_with = "pubkey_deserialize")]
|
||||
aggregate_pubkey: PublicKeyBytes,
|
||||
}
|
||||
|
||||
fn pubkey_deserialize<'de, D>(deserializer: D) -> Result<PublicKeyBytes, D::Error> where D: Deserializer<'de> {
|
||||
let key: String = Deserialize::deserialize(deserializer)?;
|
||||
let key_bytes = hex::decode(key.strip_prefix("0x").unwrap()).unwrap();
|
||||
Ok(PublicKeyBytes::deserialize(&key_bytes).unwrap())
|
||||
}
|
||||
|
||||
fn pubkeys_deserialize<'de, D>(deserializer: D) -> Result<FixedVector<PublicKeyBytes, U512>, D::Error> where D: Deserializer<'de> {
|
||||
let keys: Vec<String> = Deserialize::deserialize(deserializer)?;
|
||||
let vec = keys.iter().map(|key| {
|
||||
let key_bytes = hex::decode(key.strip_prefix("0x").unwrap()).unwrap();
|
||||
PublicKeyBytes::deserialize(&key_bytes).unwrap()
|
||||
}).collect::<Vec<PublicKeyBytes>>();
|
||||
Ok(FixedVector::new(vec).unwrap())
|
||||
}
|
||||
|
||||
#[derive(Deserialize, Debug, Clone)]
|
||||
|
|
|
|||
Loading…
Reference in New Issue