Only statesync

README.md

@@ -9,6 +9,12 @@ You can check the documentation here: https://docs.neutron.org/
 
 You can check out the build instructions here: https://docs.neutron.org/neutron/build-and-run/overview
 
+## Sync and join the network
+
+```bash
+bash contrib/statesync.bash
+```
+
 ## Examples
 
 You can check out the example contracts here: https://github.com/neutron-org/neutron-contracts

contrib/statesync.bash

@@ -0,0 +1,73 @@
+#!/bin/bash
+# microtick and bitcanna contributed significantly here.
+# Pebbledb state sync script.
+# invoke like: bash contrib/statesync.bash
+
+## USAGE RUNDOWN
+# Not for use on live nodes
+# For use when testing.
+
+set -uxe
+
+# Set Golang environment variables.
+# ! Adapt as required, depending on your system configuration
+#export GOPATH=~/go
+#export PATH=$PATH:~/go/bin
+
+# Install with pebbledb (uncomment for incredible performance)
+#go mod edit -replace github.com/tendermint/tm-db=github.com/baabeetaa/tm-db@pebble
+#go mod tidy
+
+# go install -ldflags '-w -s -X github.com/cosmos/cosmos-sdk/types.DBBackend=pebbledb -X github.com/tendermint/tm-db.ForceSync=1' -tags pebbledb ./...
+
+# install (comment if using pebble for incredible performance)
+go install ./...
+
+
+# go install -ldflags '-w -s -X github.com/cosmos/cosmos-sdk/types.DBBackend=pebbledb -X github.com/tendermint/tm-db.ForceSync=1' -tags pebbledb ./...
+
+# NOTE: ABOVE YOU CAN USE ALTERNATIVE DATABASES, HERE ARE THE EXACT COMMANDS
+# go install -ldflags '-w -s -X github.com/cosmos/cosmos-sdk/types.DBBackend=rocksdb' -tags rocksdb ./...
+# go install -ldflags '-w -s -X github.com/cosmos/cosmos-sdk/types.DBBackend=badgerdb' -tags badgerdb ./...
+# go install -ldflags '-w -s -X github.com/cosmos/cosmos-sdk/types.DBBackend=boltdb' -tags boltdb ./...
+# go install -ldflags '-w -s -X github.com/cosmos/cosmos-sdk/types.DBBackend=pebbledb -X github.com/tendermint/tm-db.ForceSync=1' -tags pebbledb ./...
+
+
+# Initialize chain.
+neutrond init test
+
+# Get Genesis
+wget -O ~/.neutrond/config/genesis.json https://raw.githubusercontent.com/neutron-org/mainnet-assets/main/neutron-1-genesis.json
+
+
+# Get "trust_hash" and "trust_height".
+INTERVAL=100
+LATEST_HEIGHT=$(curl -s https://rpc-kralum.neutron-1.neutron.org/block | jq -r .result.block.header.height)
+BLOCK_HEIGHT=$((LATEST_HEIGHT - INTERVAL))
+TRUST_HASH=$(curl -s "https://rpc-kralum.neutron-1.neutron.org/block?height=$BLOCK_HEIGHT" | jq -r .result.block_id.hash)
+
+# Print out block and transaction hash from which to sync state.
+echo "trust_height: $BLOCK_HEIGHT"
+echo "trust_hash: $TRUST_HASH"
+
+# Export state sync variables.
+export NEUTROND_STATESYNC_ENABLE=true
+export NEUTROND_P2P_MAX_NUM_OUTBOUND_PEERS=500
+export NEUTROND_STATESYNC_RPC_SERVERS="https://rpc-kralum.neutron-1.neutron.org:443,https://rpc-kralum.neutron-1.neutron.org:443"
+export NEUTROND_STATESYNC_TRUST_HEIGHT=$BLOCK_HEIGHT
+export NEUTROND_STATESYNC_TRUST_HASH=$TRUST_HASH
+export NEUTROND_P2P_LADDR=tcp://0.0.0.0:7777
+export NEUTROND_RPC_LADDR=tcp://127.0.0.1:7711
+export NEUTROND_GRPC_ADDRESS=127.0.0.1:7712
+export NEUTROND_GRPC_WEB_ADDRESS=127.0.0.1:8014
+export NEUTROND_API_ADDRESS=tcp://127.0.0.1:8013
+export NEUTROND_NODE=tcp://127.0.0.1:8011
+export NEUTROND_P2P_MAX_NUM_INBOUND_PEERS=500
+export NEUTROND_RPC_PPROF_LADDR=127.0.0.1:6969
+
+# Fetch and set list of seeds from chain registry.
+NEUTROND_P2P_SEEDS=$(curl -s https://raw.githubusercontent.com/cosmos/chain-registry/master/neutron/chain.json | jq -r '[foreach .peers.seeds[] as $item (""; "\($item.id)@\($item.address)")] | join(",")')
+export NEUTROND_P2P_SEEDS
+
+# Start chain.
+neutrond start --x-crisis-skip-assert-invariants --iavl-disable-fastnode false