Script to generate lighthouse validator config files from EIP-2386 wallets

lh-vc-config-from-wallet.sh

#!/bin/bash
# usage: ./lh-vc-config-from-wallet.sh wallet/account-regex keystore-passphrase
# example: ./lh-vc-config-from-wallet.sh "witti-validator/lighthouse.*" "witti"

WALLET_DIR="$HOME/.config/ethereum2/wallets"
LH_DIR="$HOME/.lighthouse"

for w in $WALLET_DIR/*; do
        wn=$(cat "$w/${w##*/}" | jq -r '.name')
        # echo $wn
        for a in $w/*; do
                [[ $a == $w/${w##*/} ]] && continue
                cat "$a" | jq '.name' > /dev/null 2>&1 || continue
                an=$wn/$(cat "$a" | jq -r '.name')
                [[ $an =~ $1 ]] || continue
                pubkey="0x$(cat "$a" | jq -r '.pubkey')"
                echo "Generating files for $an"
                mkdir -p $LH_DIR/validators/$pubkey
                cat $a | jq 'del(.name)' > $LH_DIR/validators/$pubkey/voting-keystore.json
                echo -n "$2" > $LH_DIR/secrets/$pubkey
        done
done