Platform upgrades

Your distributed blockchain application must anticipate and support changes made to the platform components. Focusing on the components we have created and launched in our sample trade network, these include the Fabric peer, orderer, and CA (or MSP.) Just like the application chaincode is subject to change to account for bugs and new requirements, so can the platform change over time. Fabric, since its genesis in late 2015, has changed many times, each change being pushed as an upgrade with a new version, and the current version is 1.1. Whenever a platform component gets upgraded, you need to replace those components in your running system without disrupting the life cycle of your application. In this section, we will demonstrate ...

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