Merge pull request #53 from eth2-clients/altair-devnet-0

Add config for altair-devnet-0

shared/altair-devnet-0/README.md

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+# Altair-devnet-0
+
+`altair-devnet-0` is a short-lived devnet that activates the Altair fork at epoch 10.

shared/altair-devnet-0/bootstrap_nodes.txt

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+# EF bootnode
+# /ip4/3.125.155.250/udp/9000/p2p/16Uiu2HAm8JSAXCaRruMvWjmY4bdJQhGc6a73VdRxCEpKwp9q56N1
+enr:-Ku4QOcLld1mPvi9bXxN468zT5ZAX6zHFABOgm6-G76AFaC8C7yOAocpOBgRUKvuxLp-EBt3IqpOLUBZcTiou6VYmtoBh2F0dG5ldHOIAAAAAAAAAACEZXRoMpBY9DG-GVBGmf__________gmlkgnY0gmlwhAN9m_qJc2VjcDI1NmsxoQK_TT5hHmoWJpZ4aSv1bdoD5noop1fWU54qz4Tj53t_1oN1ZHCCIyg

shared/altair-devnet-0/config.yaml

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+# Altair interop devnet config
+
+# Extends the mainnet preset
+PRESET_BASE: 'mainnet'
+
+CONFIG_NAME: "altair-devnet-0"
+
+# Genesis
+# ---------------------------------------------------------------
+MIN_GENESIS_ACTIVE_VALIDATOR_COUNT: 10000
+# July 7, 2021, 12pm UTC
+MIN_GENESIS_TIME: 1625659200
+# Location for the altair star is 19h 50m 46.99855
+GENESIS_FORK_VERSION: 0x19504699
+# 86400 seconds (1 day)
+GENESIS_DELAY: 86400
+
+
+# Forking
+# ---------------------------------------------------------------
+# Some forks are disabled for now:
+#  - These may be re-assigned to another fork-version later
+#  - Temporarily set to max uint64 value: 2**64 - 1
+
+# Altair
+ALTAIR_FORK_VERSION: 0x01000000
+ALTAIR_FORK_EPOCH: 10
+# Merge
+MERGE_FORK_VERSION: 0x02000000
+MERGE_FORK_EPOCH: 18446744073709551615
+# Sharding
+SHARDING_FORK_VERSION: 0x03000000
+SHARDING_FORK_EPOCH: 18446744073709551615
+
+# TBD, 2**32 is a placeholder. Merge transition approach is in active R&D.
+MIN_ANCHOR_POW_BLOCK_DIFFICULTY: 4294967296
+
+
+# Time parameters
+# ---------------------------------------------------------------
+# 12 seconds
+SECONDS_PER_SLOT: 12
+# 14 (estimate from Eth1 mainnet)
+SECONDS_PER_ETH1_BLOCK: 14
+# 2**8 (= 256) epochs ~27 hours
+MIN_VALIDATOR_WITHDRAWABILITY_DELAY: 256
+# 2**8 (= 256) epochs ~27 hours
+SHARD_COMMITTEE_PERIOD: 256
+# 2**11 (= 2,048) Eth1 blocks ~8 hours
+ETH1_FOLLOW_DISTANCE: 2048
+
+
+# Validator cycle
+# ---------------------------------------------------------------
+# 2**2 (= 4)
+INACTIVITY_SCORE_BIAS: 4
+# 2**4 (= 16)
+INACTIVITY_SCORE_RECOVERY_RATE: 16
+# 2**4 * 10**9 (= 16,000,000,000) Gwei
+EJECTION_BALANCE: 16000000000
+# 2**2 (= 4)
+MIN_PER_EPOCH_CHURN_LIMIT: 4
+# 2**16 (= 65,536)
+CHURN_LIMIT_QUOTIENT: 65536
+
+
+# Deposit contract
+# ---------------------------------------------------------------
+# Ethereum Goerli testnet
+DEPOSIT_CHAIN_ID: 5
+DEPOSIT_NETWORK_ID: 5
+DEPOSIT_CONTRACT_ADDRESS: 0x3fe221a147E62eC697723fBfB4dd9505F4F966c7
+

shared/altair-devnet-0/deploy_block.txt

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+5088851

shared/altair-devnet-0/deposit_contract.txt

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+0x3fe221a147E62eC697723fBfB4dd9505F4F966c7