Subnet discovery fixes (#2095)
## Issue Addressed N/A ## Proposed Changes Fixes multiple issues related to discovering of subnet peers. 1. Subnet discovery retries after yielding no results 2. Metadata updates if peer send older metadata 3. peerdb stores the peer subscriptions from gossipsub
This commit is contained in:
parent
ca08fc7831
commit
f998eff7ce
34
Cargo.lock
generated
34
Cargo.lock
generated
@ -3432,7 +3432,7 @@ dependencies = [
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[[package]]
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name = "libp2p"
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version = "0.30.1"
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source = "git+https://github.com/sigp/rust-libp2p?rev=e3caf9e0e5e78c9d51c6dccf0d6277cef553bb25#e3caf9e0e5e78c9d51c6dccf0d6277cef553bb25"
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source = "git+https://github.com/sigp/rust-libp2p?rev=830e6fabb7ee51281a98f5e092f056668adbef25#830e6fabb7ee51281a98f5e092f056668adbef25"
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dependencies = [
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"atomic",
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"bytes 0.5.6",
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@ -3449,7 +3449,7 @@ dependencies = [
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"libp2p-tcp",
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"libp2p-websocket",
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"libp2p-yamux",
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"parity-multiaddr 0.9.6 (git+https://github.com/sigp/rust-libp2p?rev=e3caf9e0e5e78c9d51c6dccf0d6277cef553bb25)",
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"parity-multiaddr 0.9.6 (git+https://github.com/sigp/rust-libp2p?rev=830e6fabb7ee51281a98f5e092f056668adbef25)",
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"parking_lot",
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"pin-project 1.0.2",
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"smallvec",
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@ -3493,7 +3493,7 @@ dependencies = [
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[[package]]
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name = "libp2p-core"
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version = "0.25.0"
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source = "git+https://github.com/sigp/rust-libp2p?rev=e3caf9e0e5e78c9d51c6dccf0d6277cef553bb25#e3caf9e0e5e78c9d51c6dccf0d6277cef553bb25"
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source = "git+https://github.com/sigp/rust-libp2p?rev=830e6fabb7ee51281a98f5e092f056668adbef25#830e6fabb7ee51281a98f5e092f056668adbef25"
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dependencies = [
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"asn1_der",
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"bs58 0.4.0",
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@ -3507,8 +3507,8 @@ dependencies = [
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"libsecp256k1",
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"log",
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"multihash 0.13.2",
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"multistream-select 0.8.5 (git+https://github.com/sigp/rust-libp2p?rev=e3caf9e0e5e78c9d51c6dccf0d6277cef553bb25)",
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"parity-multiaddr 0.9.6 (git+https://github.com/sigp/rust-libp2p?rev=e3caf9e0e5e78c9d51c6dccf0d6277cef553bb25)",
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"multistream-select 0.8.5 (git+https://github.com/sigp/rust-libp2p?rev=830e6fabb7ee51281a98f5e092f056668adbef25)",
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"parity-multiaddr 0.9.6 (git+https://github.com/sigp/rust-libp2p?rev=830e6fabb7ee51281a98f5e092f056668adbef25)",
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"parking_lot",
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"pin-project 1.0.2",
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"prost",
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@ -3527,7 +3527,7 @@ dependencies = [
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[[package]]
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name = "libp2p-core-derive"
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version = "0.20.2"
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source = "git+https://github.com/sigp/rust-libp2p?rev=e3caf9e0e5e78c9d51c6dccf0d6277cef553bb25#e3caf9e0e5e78c9d51c6dccf0d6277cef553bb25"
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source = "git+https://github.com/sigp/rust-libp2p?rev=830e6fabb7ee51281a98f5e092f056668adbef25#830e6fabb7ee51281a98f5e092f056668adbef25"
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dependencies = [
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"quote",
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"syn",
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@ -3536,7 +3536,7 @@ dependencies = [
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[[package]]
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name = "libp2p-dns"
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version = "0.25.0"
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source = "git+https://github.com/sigp/rust-libp2p?rev=e3caf9e0e5e78c9d51c6dccf0d6277cef553bb25#e3caf9e0e5e78c9d51c6dccf0d6277cef553bb25"
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source = "git+https://github.com/sigp/rust-libp2p?rev=830e6fabb7ee51281a98f5e092f056668adbef25#830e6fabb7ee51281a98f5e092f056668adbef25"
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dependencies = [
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"futures 0.3.8",
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"libp2p-core 0.25.0",
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@ -3546,7 +3546,7 @@ dependencies = [
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[[package]]
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name = "libp2p-gossipsub"
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version = "0.25.0"
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source = "git+https://github.com/sigp/rust-libp2p?rev=e3caf9e0e5e78c9d51c6dccf0d6277cef553bb25#e3caf9e0e5e78c9d51c6dccf0d6277cef553bb25"
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source = "git+https://github.com/sigp/rust-libp2p?rev=830e6fabb7ee51281a98f5e092f056668adbef25#830e6fabb7ee51281a98f5e092f056668adbef25"
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dependencies = [
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"base64 0.13.0",
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"byteorder",
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@ -3570,7 +3570,7 @@ dependencies = [
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[[package]]
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name = "libp2p-identify"
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version = "0.25.0"
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source = "git+https://github.com/sigp/rust-libp2p?rev=e3caf9e0e5e78c9d51c6dccf0d6277cef553bb25#e3caf9e0e5e78c9d51c6dccf0d6277cef553bb25"
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source = "git+https://github.com/sigp/rust-libp2p?rev=830e6fabb7ee51281a98f5e092f056668adbef25#830e6fabb7ee51281a98f5e092f056668adbef25"
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dependencies = [
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"futures 0.3.8",
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"libp2p-core 0.25.0",
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@ -3585,7 +3585,7 @@ dependencies = [
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[[package]]
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name = "libp2p-mplex"
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version = "0.25.0"
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source = "git+https://github.com/sigp/rust-libp2p?rev=e3caf9e0e5e78c9d51c6dccf0d6277cef553bb25#e3caf9e0e5e78c9d51c6dccf0d6277cef553bb25"
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source = "git+https://github.com/sigp/rust-libp2p?rev=830e6fabb7ee51281a98f5e092f056668adbef25#830e6fabb7ee51281a98f5e092f056668adbef25"
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dependencies = [
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"bytes 0.5.6",
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"futures 0.3.8",
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@ -3602,7 +3602,7 @@ dependencies = [
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[[package]]
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name = "libp2p-noise"
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version = "0.27.0"
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source = "git+https://github.com/sigp/rust-libp2p?rev=e3caf9e0e5e78c9d51c6dccf0d6277cef553bb25#e3caf9e0e5e78c9d51c6dccf0d6277cef553bb25"
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source = "git+https://github.com/sigp/rust-libp2p?rev=830e6fabb7ee51281a98f5e092f056668adbef25#830e6fabb7ee51281a98f5e092f056668adbef25"
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dependencies = [
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"bytes 0.5.6",
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"curve25519-dalek",
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@ -3623,7 +3623,7 @@ dependencies = [
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[[package]]
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name = "libp2p-swarm"
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version = "0.25.0"
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source = "git+https://github.com/sigp/rust-libp2p?rev=e3caf9e0e5e78c9d51c6dccf0d6277cef553bb25#e3caf9e0e5e78c9d51c6dccf0d6277cef553bb25"
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source = "git+https://github.com/sigp/rust-libp2p?rev=830e6fabb7ee51281a98f5e092f056668adbef25#830e6fabb7ee51281a98f5e092f056668adbef25"
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dependencies = [
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"either",
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"futures 0.3.8",
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@ -3638,7 +3638,7 @@ dependencies = [
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[[package]]
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name = "libp2p-tcp"
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version = "0.25.0"
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source = "git+https://github.com/sigp/rust-libp2p?rev=e3caf9e0e5e78c9d51c6dccf0d6277cef553bb25#e3caf9e0e5e78c9d51c6dccf0d6277cef553bb25"
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source = "git+https://github.com/sigp/rust-libp2p?rev=830e6fabb7ee51281a98f5e092f056668adbef25#830e6fabb7ee51281a98f5e092f056668adbef25"
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dependencies = [
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"futures 0.3.8",
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"futures-timer",
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@ -3653,7 +3653,7 @@ dependencies = [
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[[package]]
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name = "libp2p-websocket"
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version = "0.26.0"
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source = "git+https://github.com/sigp/rust-libp2p?rev=e3caf9e0e5e78c9d51c6dccf0d6277cef553bb25#e3caf9e0e5e78c9d51c6dccf0d6277cef553bb25"
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source = "git+https://github.com/sigp/rust-libp2p?rev=830e6fabb7ee51281a98f5e092f056668adbef25#830e6fabb7ee51281a98f5e092f056668adbef25"
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dependencies = [
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"async-tls",
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"either",
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@ -3672,7 +3672,7 @@ dependencies = [
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[[package]]
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name = "libp2p-yamux"
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version = "0.28.0"
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source = "git+https://github.com/sigp/rust-libp2p?rev=e3caf9e0e5e78c9d51c6dccf0d6277cef553bb25#e3caf9e0e5e78c9d51c6dccf0d6277cef553bb25"
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source = "git+https://github.com/sigp/rust-libp2p?rev=830e6fabb7ee51281a98f5e092f056668adbef25#830e6fabb7ee51281a98f5e092f056668adbef25"
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dependencies = [
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"futures 0.3.8",
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"libp2p-core 0.25.0",
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@ -4137,7 +4137,7 @@ dependencies = [
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[[package]]
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name = "multistream-select"
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version = "0.8.5"
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source = "git+https://github.com/sigp/rust-libp2p?rev=e3caf9e0e5e78c9d51c6dccf0d6277cef553bb25#e3caf9e0e5e78c9d51c6dccf0d6277cef553bb25"
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source = "git+https://github.com/sigp/rust-libp2p?rev=830e6fabb7ee51281a98f5e092f056668adbef25#830e6fabb7ee51281a98f5e092f056668adbef25"
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dependencies = [
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"bytes 0.5.6",
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"futures 0.3.8",
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@ -4482,7 +4482,7 @@ dependencies = [
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[[package]]
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name = "parity-multiaddr"
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version = "0.9.6"
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source = "git+https://github.com/sigp/rust-libp2p?rev=e3caf9e0e5e78c9d51c6dccf0d6277cef553bb25#e3caf9e0e5e78c9d51c6dccf0d6277cef553bb25"
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source = "git+https://github.com/sigp/rust-libp2p?rev=830e6fabb7ee51281a98f5e092f056668adbef25#830e6fabb7ee51281a98f5e092f056668adbef25"
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dependencies = [
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"arrayref",
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"bs58 0.4.0",
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@ -42,7 +42,7 @@ regex = "1.3.9"
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[dependencies.libp2p]
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#version = "0.23.0"
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git = "https://github.com/sigp/rust-libp2p"
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rev = "e3caf9e0e5e78c9d51c6dccf0d6277cef553bb25"
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rev = "830e6fabb7ee51281a98f5e092f056668adbef25"
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default-features = false
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features = ["websocket", "identify", "mplex", "yamux", "noise", "gossipsub", "dns", "tcp-tokio"]
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@ -5,7 +5,10 @@ use crate::peer_manager::{
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};
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use crate::rpc::*;
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use crate::service::METADATA_FILENAME;
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use crate::types::{GossipEncoding, GossipKind, GossipTopic, MessageData, SubnetDiscovery};
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use crate::types::{
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subnet_id_from_topic_hash, GossipEncoding, GossipKind, GossipTopic, MessageData,
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SubnetDiscovery,
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};
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use crate::Eth2Enr;
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use crate::{error, metrics, Enr, NetworkConfig, NetworkGlobals, PubsubMessage, TopicHash};
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use futures::prelude::*;
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@ -100,8 +103,6 @@ pub enum BehaviourEvent<TSpec: EthSpec> {
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/// The message itself.
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message: PubsubMessage<TSpec>,
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},
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/// Subscribed to peer for given topic
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PeerSubscribed(PeerId, TopicHash),
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/// Inform the network to send a Status to this peer.
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StatusPeer(PeerId),
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}
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@ -665,9 +666,15 @@ impl<TSpec: EthSpec> Behaviour<TSpec> {
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}
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}
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GossipsubEvent::Subscribed { peer_id, topic } => {
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self.add_event(BehaviourEvent::PeerSubscribed(peer_id, topic));
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if let Some(subnet_id) = subnet_id_from_topic_hash(&topic) {
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self.peer_manager.add_subscription(&peer_id, subnet_id);
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}
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}
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GossipsubEvent::Unsubscribed { peer_id, topic } => {
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if let Some(subnet_id) = subnet_id_from_topic_hash(&topic) {
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self.peer_manager.remove_subscription(&peer_id, subnet_id);
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}
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}
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GossipsubEvent::Unsubscribed { .. } => {}
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}
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}
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@ -1102,6 +1109,9 @@ impl<TSpec: EthSpec> NetworkBehaviour for Behaviour<TSpec> {
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fn inject_disconnected(&mut self, peer_id: &PeerId) {
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// If the application/behaviour layers thinks this peer has connected inform it of the disconnect.
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// Remove all subnet subscriptions from peerdb for the disconnected peer.
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self.peer_manager().remove_all_subscriptions(&peer_id);
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if self
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.network_globals
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.peers
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@ -767,6 +767,13 @@ impl<TSpec: EthSpec> Discovery<TSpec> {
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match query_result.1 {
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Ok(r) if r.is_empty() => {
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debug!(self.log, "Grouped subnet discovery query yielded no results."; "subnets_searched_for" => ?subnets_searched_for);
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queries.iter().for_each(|query| {
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self.add_subnet_query(
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query.subnet_id,
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query.min_ttl,
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query.retries + 1,
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);
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})
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}
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Ok(r) => {
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debug!(self.log, "Peer grouped subnet discovery request completed"; "peers_found" => r.len(), "subnets_searched_for" => ?subnets_searched_for);
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@ -285,6 +285,27 @@ impl<TSpec: EthSpec> PeerManager<TSpec> {
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self.status_peers.insert(peer_id.clone());
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}
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/// Adds a gossipsub subscription to a peer in the peerdb.
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pub fn add_subscription(&self, peer_id: &PeerId, subnet_id: SubnetId) {
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if let Some(info) = self.network_globals.peers.write().peer_info_mut(peer_id) {
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info.subnets.insert(subnet_id);
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}
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}
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/// Removes a gossipsub subscription to a peer in the peerdb.
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pub fn remove_subscription(&self, peer_id: &PeerId, subnet_id: SubnetId) {
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if let Some(info) = self.network_globals.peers.write().peer_info_mut(peer_id) {
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info.subnets.remove(&subnet_id);
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}
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}
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/// Removes all gossipsub subscriptions to a peer in the peerdb.
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pub fn remove_all_subscriptions(&self, peer_id: &PeerId) {
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if let Some(info) = self.network_globals.peers.write().peer_info_mut(peer_id) {
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info.subnets = Default::default();
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}
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}
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/* Notifications from the Swarm */
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/// Updates the state of the peer as disconnected.
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@ -541,6 +562,9 @@ impl<TSpec: EthSpec> PeerManager<TSpec> {
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} else {
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debug!(self.log, "Received old metadata";
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"peer_id" => %peer_id, "known_seq_no" => known_meta_data.seq_number, "new_seq_no" => meta_data.seq_number);
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// Updating metadata even in this case to prevent storing
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// incorrect `metadata.attnets` for a peer
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peer_info.meta_data = Some(meta_data);
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}
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} else {
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// we have no meta-data for this peer, update
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@ -38,6 +38,8 @@ pub struct PeerInfo<T: EthSpec> {
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/// The ENR subnet bitfield of the peer. This may be determined after it's initial
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/// connection.
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pub meta_data: Option<MetaData<T>>,
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/// Subnets the peer is connected to.
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pub subnets: HashSet<SubnetId>,
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/// The time we would like to retain this peer. After this time, the peer is no longer
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/// necessary.
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#[serde(skip)]
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@ -60,6 +62,7 @@ impl<TSpec: EthSpec> Default for PeerInfo<TSpec> {
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connection_status: Default::default(),
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listening_addresses: Vec::new(),
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seen_addresses: HashSet::new(),
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subnets: HashSet::new(),
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sync_status: PeerSyncStatus::Unknown,
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meta_data: None,
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min_ttl: None,
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@ -80,14 +83,19 @@ impl<T: EthSpec> PeerInfo<T> {
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}
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}
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/// Returns if the peer is subscribed to a given `SubnetId`
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pub fn on_subnet(&self, subnet_id: SubnetId) -> bool {
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/// Returns if the peer is subscribed to a given `SubnetId` from the metadata attnets field.
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pub fn on_subnet_metadata(&self, subnet_id: SubnetId) -> bool {
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if let Some(meta_data) = &self.meta_data {
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return meta_data.attnets.get(*subnet_id as usize).unwrap_or(false);
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}
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false
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}
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/// Returns if the peer is subscribed to a given `SubnetId` from the gossipsub subscriptions.
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pub fn on_subnet_gossipsub(&self, subnet_id: SubnetId) -> bool {
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self.subnets.contains(&subnet_id)
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}
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/// Returns the seen IP addresses of the peer.
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pub fn seen_addresses<'a>(&'a self) -> impl Iterator<Item = IpAddr> + 'a {
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self.seen_addresses
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@ -246,7 +246,11 @@ impl<TSpec: EthSpec> PeerDB<TSpec> {
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self.peers
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.iter()
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.filter(move |(_, info)| {
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info.is_connected() && info.on_subnet(subnet_id) && info.is_good_gossipsub_peer()
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// We check both the metadata and gossipsub data as we only want to count long-lived subscribed peers
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info.is_connected()
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&& info.on_subnet_metadata(subnet_id)
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&& info.on_subnet_gossipsub(subnet_id)
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&& info.is_good_gossipsub_peer()
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})
|
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.map(|(peer_id, _)| peer_id)
|
||||
}
|
||||
@ -357,7 +361,7 @@ impl<TSpec: EthSpec> PeerDB<TSpec> {
|
||||
let log = &self.log;
|
||||
self.peers.iter_mut()
|
||||
.filter(move |(_, info)| {
|
||||
info.is_connected() && info.on_subnet(subnet_id)
|
||||
info.is_connected() && info.on_subnet_metadata(subnet_id) && info.on_subnet_gossipsub(subnet_id)
|
||||
})
|
||||
.for_each(|(peer_id,info)| {
|
||||
if info.min_ttl.is_none() || Some(min_ttl) > info.min_ttl {
|
||||
|
@ -16,4 +16,4 @@ pub use globals::NetworkGlobals;
|
||||
pub use pubsub::{MessageData, PubsubMessage};
|
||||
pub use subnet::SubnetDiscovery;
|
||||
pub use sync_state::SyncState;
|
||||
pub use topics::{GossipEncoding, GossipKind, GossipTopic, CORE_TOPICS};
|
||||
pub use topics::{subnet_id_from_topic_hash, GossipEncoding, GossipKind, GossipTopic, CORE_TOPICS};
|
||||
|
@ -1,4 +1,4 @@
|
||||
use libp2p::gossipsub::IdentTopic as Topic;
|
||||
use libp2p::gossipsub::{IdentTopic as Topic, TopicHash};
|
||||
use serde_derive::{Deserialize, Serialize};
|
||||
use types::SubnetId;
|
||||
|
||||
@ -193,6 +193,15 @@ impl From<SubnetId> for GossipKind {
|
||||
|
||||
// helper functions
|
||||
|
||||
/// Get subnet id from an attestation subnet topic hash.
|
||||
pub fn subnet_id_from_topic_hash(topic_hash: &TopicHash) -> Option<SubnetId> {
|
||||
let gossip_topic = GossipTopic::decode(topic_hash.as_str()).ok()?;
|
||||
if let GossipKind::Attestation(subnet_id) = gossip_topic.kind() {
|
||||
return Some(*subnet_id);
|
||||
}
|
||||
None
|
||||
}
|
||||
|
||||
// Determines if a string is a committee topic.
|
||||
fn committee_topic_index(topic: &str) -> Option<SubnetId> {
|
||||
if topic.starts_with(BEACON_ATTESTATION_PREFIX) {
|
||||
@ -289,4 +298,16 @@ mod tests {
|
||||
// Empty parts
|
||||
assert!(GossipTopic::decode("////").is_err());
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn test_subnet_id_from_topic_hash() {
|
||||
let topic_hash = TopicHash::from_raw("/eth2/e1925f3b/beacon_block/ssz_snappy");
|
||||
assert!(subnet_id_from_topic_hash(&topic_hash).is_none());
|
||||
|
||||
let topic_hash = TopicHash::from_raw("/eth2/e1925f3b/beacon_attestation_42/ssz_snappy");
|
||||
assert_eq!(
|
||||
subnet_id_from_topic_hash(&topic_hash),
|
||||
Some(SubnetId::new(42))
|
||||
);
|
||||
}
|
||||
}
|
||||
|
@ -465,13 +465,13 @@ fn spawn_service<T: BeaconChainTypes>(
|
||||
// We currently do not perform any action here.
|
||||
},
|
||||
BehaviourEvent::PeerDisconnected(peer_id) => {
|
||||
let _ = service
|
||||
.router_send
|
||||
.send(RouterMessage::PeerDisconnected(peer_id))
|
||||
.map_err(|_| {
|
||||
debug!(service.log, "Failed to send peer disconnect to router");
|
||||
});
|
||||
},
|
||||
let _ = service
|
||||
.router_send
|
||||
.send(RouterMessage::PeerDisconnected(peer_id))
|
||||
.map_err(|_| {
|
||||
debug!(service.log, "Failed to send peer disconnect to router");
|
||||
});
|
||||
},
|
||||
BehaviourEvent::RequestReceived{peer_id, id, request} => {
|
||||
let _ = service
|
||||
.router_send
|
||||
@ -543,7 +543,6 @@ fn spawn_service<T: BeaconChainTypes>(
|
||||
}
|
||||
}
|
||||
}
|
||||
BehaviourEvent::PeerSubscribed(_, _) => {},
|
||||
}
|
||||
Libp2pEvent::NewListenAddr(multiaddr) => {
|
||||
service.network_globals.listen_multiaddrs.write().push(multiaddr);
|
||||
|
Loading…
Reference in New Issue
Block a user