op-geth/swarm/docker/run.sh

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#!/bin/sh
set -o errexit
set -o pipefail
set -o nounset
PASSWORD=${PASSWORD:-}
DATADIR=${DATADIR:-/root/.ethereum/}
if [ "$PASSWORD" == "" ]; then echo "Password must be set, in order to use swarm non-interactively." && exit 1; fi
echo $PASSWORD > /password
KEYFILE=`find $DATADIR | grep UTC | head -n 1` || true
if [ ! -f "$KEYFILE" ]; then echo "No keyfile found. Generating..." && /geth --datadir $DATADIR --password /password account new; fi
KEYFILE=`find $DATADIR | grep UTC | head -n 1` || true
if [ ! -f "$KEYFILE" ]; then echo "Could not find nor generate a BZZ keyfile." && exit 1; else echo "Found keyfile $KEYFILE"; fi
VERSION=`/swarm version`
echo "Running Swarm:"
echo $VERSION
export BZZACCOUNT="`echo -n $KEYFILE | tail -c 40`" || true
if [ "$BZZACCOUNT" == "" ]; then echo "Could not parse BZZACCOUNT from keyfile." && exit 1; fi
exec /swarm --bzzaccount=$BZZACCOUNT --password /password --datadir $DATADIR $@ 2>&1