clients: add ethereumjs

clients/ethereumjs/Dockerfile

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+FROM node:16-alpine as build
+RUN apk update && apk add --no-cache bash git jq curl && rm -rf /var/cache/apk/*
+RUN git clone --depth 1 https://github.com/ethereumjs/ethereumjs-monorepo.git && \
+    (cd ethereumjs-monorepo && npm i)
+
+RUN cd ethereumjs-monorepo/packages/client && npx ethereumjs --version > /version.txt
+
+ADD ethereumjs.sh /ethereumjs.sh
+ADD mapper.jq /mapper.jq
+ADD jwtsecret /jwtsecret
+RUN chmod +x /ethereumjs.sh
+
+# Inject the enode id retriever script
+RUN mkdir /hive-bin
+ADD enode.sh /hive-bin/enode.sh
+RUN chmod +x /hive-bin/enode.sh
+
+ADD genesis.json /genesis.json
+
+# Export the usual networking ports to allow outside access to the node
+EXPOSE 8545 8546 8550 8547 30303 30303/udp
+
+# NodeJS applications have a default memory limit of 2.5GB.
+# This limit is bit tight, it is recommended to raise the limit
+# since memory may spike during certain network conditions.
+ENV NODE_OPTIONS=--max_old_space_size=6144
+
+ENTRYPOINT ["/ethereumjs.sh"]

clients/ethereumjs/enode.sh

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+#!/bin/bash
+
+# Script to retrieve the enode
+# 
+# This is copied into the validator container by Hive
+# and used to provide a client-specific enode id retriever
+#
+
+# Immediately abort the script on any error encountered
+set -e
+
+data='{"jsonrpc":"2.0","method":"admin_nodeInfo","params":[],"id":1}'
+TARGET_RESPONSE=$(curl -s -X POST  -H "Content-Type: application/json"  --data $data "localhost:8545" )
+TARGET_ENODE=$(echo ${TARGET_RESPONSE}| jq -r '.result.enode')
+echo "$TARGET_ENODE"

clients/ethereumjs/ethereumjs.sh

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+#!/bin/bash
+
+# Startup script to initialize and boot a ethereum-js instance.
+#
+# This script assumes the following files:
+#  - `genesis.json` file is located in the filesystem root (mandatory)
+#  - `chain.rlp` file is located in the filesystem root (optional)
+#  - `blocks` folder is located in the filesystem root (optional)
+#  - `keys` folder is located in the filesystem root (optional)
+#
+# This script assumes the following environment variables:
+#
+#  - HIVE_BOOTNODE                enode URL of the remote bootstrap node
+#  - HIVE_NETWORK_ID              network ID number to use for the eth protocol
+#  - HIVE_TESTNET                 whether testnet nonces (2^20) are needed
+#  - HIVE_NODETYPE                sync and pruning selector (archive, full, light)
+#
+# Forks:
+#
+#  - HIVE_FORK_HOMESTEAD          block number of the homestead hard-fork transition
+#  - HIVE_FORK_DAO_BLOCK          block number of the DAO hard-fork transition
+#  - HIVE_FORK_DAO_VOTE           whether the node support (or opposes) the DAO fork
+#  - HIVE_FORK_TANGERINE          block number of Tangerine Whistle transition
+#  - HIVE_FORK_SPURIOUS           block number of Spurious Dragon transition
+#  - HIVE_FORK_BYZANTIUM          block number for Byzantium transition
+#  - HIVE_FORK_CONSTANTINOPLE     block number for Constantinople transition
+#  - HIVE_FORK_PETERSBURG         block number for ConstantinopleFix/PetersBurg transition
+#  - HIVE_FORK_ISTANBUL           block number for Istanbul transition
+#  - HIVE_FORK_MUIRGLACIER        block number for Muir Glacier transition
+#  - HIVE_FORK_BERLIN             block number for Berlin transition
+#  - HIVE_FORK_LONDON             block number for London
+#
+# Clique PoA:
+#
+#  - HIVE_CLIQUE_PERIOD           enables clique support. value is block time in seconds.
+#  - HIVE_CLIQUE_PRIVATEKEY       private key for clique mining
+#
+# Other:
+#
+#  - HIVE_MINER                   enable mining. value is coinbase address.
+#  - HIVE_MINER_EXTRA             extra-data field to set for newly minted blocks
+#  - HIVE_SKIP_POW                if set, skip PoW verification during block import
+#  - HIVE_LOGLEVEL                client loglevel (0-5)
+#  - HIVE_GRAPHQL_ENABLED         enables graphql on port 8545
+#  - HIVE_LES_SERVER              set to '1' to enable LES server
+
+
+# Immediately abort the script on any error encountered
+set -e
+
+ethereumjs="node /ethereumjs-monorepo/packages/client/dist/bin/cli.js"
+FLAGS="--gethGenesis ./genesis.json --rpc --rpcEngine --saveReceipts --rpcEnginePort 8551 --ws --loglevel debug"
+
+
+# Configure the chain.
+mv /genesis.json /genesis-input.json
+jq -f /mapper.jq /genesis-input.json > /genesis.json
+
+# Dump genesis
+echo "Supplied genesis state:"
+cat /genesis.json
+
+# Import clique signing key.
+if [ "$HIVE_CLIQUE_PRIVATEKEY" != "" ]; then
+    # Create password file.
+    echo "Importing clique key..."
+    echo "$HIVE_CLIQUE_PRIVATEKEY" > ./private_key.txt
+    # Ensure password file is used when running ethereumjs in mining mode.
+    if [ "$HIVE_MINER" != "" ]; then
+        FLAGS="$FLAGS --mine --unlock ./private_key.txt --minerCoinbase $HIVE_MINER"
+    fi
+fi
+
+if [ "$HIVE_TERMINAL_TOTAL_DIFFICULTY" != "" ]; then
+    FLAGS="$FLAGS --jwt-secret ./jwtsecret"
+fi
+
+FLAGS="$FLAGS --bootnodes=$HIVE_BOOTNODE"
+echo "Running ethereumjs with flags $FLAGS"
+$ethereumjs $FLAGS

clients/ethereumjs/genesis.json

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+{
+  "coinbase"   : "0x8888f1f195afa192cfee860698584c030f4c9db1",
+  "difficulty" : "0x020000",
+  "extraData"  : "0x42",
+  "gasLimit"   : "0x2fefd8",
+  "mixHash"    : "0x2c85bcbce56429100b2108254bb56906257582aeafcbd682bc9af67a9f5aee46",
+  "nonce"      : "0x78cc16f7b4f65485",
+  "parentHash" : "0x0000000000000000000000000000000000000000000000000000000000000000",
+  "timestamp"  : "0x54c98c81",
+  "alloc"      : {
+    "a94f5374fce5edbc8e2a8697c15331677e6ebf0b": {
+      "balance" : "0x09184e72a000"
+    }
+  }
+}

clients/ethereumjs/jwtsecret

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+0x7365637265747365637265747365637265747365637265747365637265747365

clients/ethereumjs/mapper.jq

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+# Removes all empty keys and values in input.
+def remove_empty:
+  . | walk(
+    if type == "object" then
+      with_entries(
+        select(
+          .value != null and
+          .value != "" and
+          .value != [] and
+          .key != null and
+          .key != ""
+        )
+      )
+    else .
+    end
+  )
+;
+
+# Converts decimal string to number.
+def to_int:
+  if . == null then . else .|tonumber end
+;
+
+# Converts "1" / "0" to boolean.
+def to_bool:
+  if . == null then . else
+    if . == "1" then true else false end
+  end
+;
+
+# Replace config in input.
+. + {
+  "config": {
+    "ethash": (if env.HIVE_CLIQUE_PERIOD then null else {} end),
+    "clique": (if env.HIVE_CLIQUE_PERIOD == null then null else {
+      "period": env.HIVE_CLIQUE_PERIOD|to_int,
+      "epoch": 30000
+    } end),
+    "chainId": env.HIVE_CHAIN_ID|to_int,
+    "homesteadBlock": env.HIVE_FORK_HOMESTEAD|to_int,
+    "daoForkBlock": env.HIVE_FORK_DAO_BLOCK|to_int,
+    "daoForkSupport": env.HIVE_FORK_DAO_VOTE|to_bool,
+    "eip150Block": env.HIVE_FORK_TANGERINE|to_int,
+    "eip150Hash": env.HIVE_FORK_TANGERINE_HASH,
+    "eip155Block": env.HIVE_FORK_SPURIOUS|to_int,
+    "eip158Block": env.HIVE_FORK_SPURIOUS|to_int,
+    "byzantiumBlock": env.HIVE_FORK_BYZANTIUM|to_int,
+    "constantinopleBlock": env.HIVE_FORK_CONSTANTINOPLE|to_int,
+    "petersburgBlock": env.HIVE_FORK_PETERSBURG|to_int,
+    "istanbulBlock": env.HIVE_FORK_ISTANBUL|to_int,
+    "muirGlacierBlock": env.HIVE_FORK_MUIR_GLACIER|to_int,
+    "berlinBlock": env.HIVE_FORK_BERLIN|to_int,
+    "yolov2Block": env.HIVE_FORK_BERLIN|to_int,
+    "yolov3Block": env.HIVE_FORK_BERLIN|to_int,
+    "londonBlock": env.HIVE_FORK_LONDON|to_int,
+    "mergeForkBlock": env.HIVE_MERGE_BLOCK_ID|to_int,
+    "terminalTotalDifficulty": env.HIVE_TERMINAL_TOTAL_DIFFICULTY|to_int,
+  }|remove_empty
+}