Upgrade contracts and parse init events

eth/contracts/update.sh

@@ -0,0 +1,27 @@
+#!/bin/sh
+
+set -e
+
+gen() {
+    local name=$1
+    local pkg=$2
+    local folder=$3
+    if [ -z "$3" ]; then
+        folder=$name
+    fi
+
+    jq .abi "${CONTRACTS}/artifacts/${pkg}.json" > /tmp/${name}.abi
+    abigen --abi /tmp/${name}.abi --pkg=${pkg} --out=${folder}/${pkg}.go
+}
+
+if [ "$1" = "" ]; then
+    echo "Usage: $0 CONTRACTS_REPO_PATH"
+    exit 1
+fi
+
+CONTRACTS="$1"
+
+gen hermez Hermez
+gen auction HermezAuctionProtocol
+gen withdrawdelayer WithdrawalDelayer
+gen HEZ HEZ tokenHEZ