walkthroughSetup

#!/bin/bash

GNAME=gowalkthrough
GACCT="$HOME/.$GNAME"
GPASS="$HOME/gethpassword"
JSON="$HOME/$GNAME.json"

rm -rf "$JSON" "$GACCT"

touch "$GPASS"  # empty password
 
geth --password "$GPASS" --datadir "$GACCT" account new

export ACCOUNT=$( \
 cat "$GACCT"/keystore/* | \
 python -c "import sys, json; print json.load(sys.stdin)['address']" \
)

echo "{
   \"config\": {
       \"chainId\": 555,
       \"homesteadBlock\": 0,
       \"eip155Block\": 0,
       \"eip158Block\": 0
   },
   \"difficulty\": \"20\",
   \"gasLimit\": \"2100000\",
   \"alloc\": {
       \"$ACCOUNT\":
       { \"balance\": \"42000000000000000000\" }
   }
}" > "$JSON"

geth --datadir "$GACCT" init "$JSON"

SYNCMODE=light
SYNCMODE=full
geth --syncmode "$SYNCMODE" \
  --cache 64 --maxpeers 12 \
  --rpcapi --wsapi \
  --datadir "$GACCT"