nearcore 1.27.0-rc.1

Voting for the testnet protocol upgrade is scheduled to start at 2022-05-30 15:00:00 UTC.

Features

• Introduced protobuf encoding as the new network protocol. Borsh support will be removed in two releases as per normal protocol upgrade policies https://github.com/near/nearcore/pull/6672
• Added near_peer_message_received_by_type_bytes https://github.com/near/nearcore/pull/6661 and near_dropped_message_by_type_and_reason_count https://github.com/near/nearcore/pull/6678 metrics.
• Removed near_<msg-type>_{total,bytes} https://github.com/near/nearcore/pull/6661, near_<msg-type>_dropped, near_drop_message_unknown_account and near_dropped_messages_count https://github.com/near/nearcore/pull/6678 metrics.
• Added near_action_called_count metric https://github.com/near/nearcore/pull/6679
• Removed near_action_<action-type>_total metrics https://github.com/near/nearcore/pull/6679
• Added near_build_info metric which exports neard’s build information https://github.com/near/nearcore/pull/6680
• Make it possible to update logging at runtime: https://github.com/near/nearcore/pull/6666
• Added a command-line flag to disable colored log output: https://github.com/near/nearcore/pull/6779

Fixes

• Use correct cost in gas profile for adding function call key https://github.com/near/nearcore/pull/6749

CODE_COLOR: CODE_YELLOW_TESTNET
RELEASE_VERSION: 1.27.0-rc.1
PROTOCOL_UPGRADE: TRUE
DATABASE_UPGRADE: FALSE
SECURITY_UPGRADE: FALSE