Bittorrent-Chain delivery layer v1.0.7 Release!

The Bittorrent-Chain has upgraded the delivery layer to version v1.0.7 , the main new features include:

  • Add map marshaling feature
  • Add eth finalized block feature
  • Merge bridge / delivery / rest-server into one process
  • Fix query checkpoint response with height
  • Add cache for contracts ABIs
  • Add checkpoint id in rest api

For release note, please refer to:

delivery: Release v1.0.7 · bttcprotocol/delivery · GitHub

Please note that:

  • The delivery service will be upgraded to version v1.0.7.
  • This is a mandatory upgrade, all nodes need to be updated to avoid sync issues.

For upgrading, please follow the steps below,

  1. Shutdown deliveryd /rest-server progress. If it is a validator node, shut down bridge as well;
  2. download or update the code to the latest version:
$ git clone
$ cd delivery
$ git checkout v1.0.7
  1. Compile
$ make install
  1. Check the version, and make sure it is 1.0.7.
$ deliveryd version
  1. Initiate startup progress. Since delivery layer v1.0.7, the startup progress has changed from previous 3 scripts(,, to 1 script
#!/usr/bin/env sh
set -x #echo on
deliveryd --chain mainnet --home $DELIVERY_HOME_DIR start --node --laddr tcp:// --bridge --all --rest-server

If it is not a validator node, please remove the --bridge --all.

If there are any synchronization issues, please try the following steps:

  1. Stop delivery /rest-server processes.
  2. Use the following rollback command to fix recently abnormal blocks:
$ deliveryd —-home ${deliveryd_home} rollback
  1. Restart deliveryd / rest-server process.

Please upgrade your node, and inform us when you finish the work so that we can trace the status and make sure your node works well.


Bittorrent-Chain Developer Community