open-vault/website/source/guides/upgrading/upgrade-to-0.9.2.html.md
Jack Pearkes a2f0f0a8e5 website: add note about the 0.9.2+ CLI changes to reduce confusion (#3868)
* website: add note about the 0.9.2+ CLI changes to reduce confusion

* website: fix frontmatter for 0.9.3 guide, add to guides index

* website: add overview title to 0.9.3 guide for spacing
2018-01-30 13:30:47 -05:00

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guides Upgrading to Vault 0.9.2 - Guides guides-upgrading-to-0.9.2 This page contains the list of deprecations and important or breaking changes for Vault 0.9.2. Please read it carefully.

Overview

This page contains the list of deprecations and important or breaking changes for Vault 0.9.2 compared to 0.9.1. Please read it carefully.

Backwards Compatible CLI Changes

This upgrade guide is typically reserved for breaking changes, however it is worth calling out that the CLI interface to Vault has been completely revamped while maintaining backwards compatbitility. This could lead to potential confusion while browsing the latest version of the Vault documentation on vaultproject.io.

All previous CLI commands should continue to work and are backwards compatible in almost all cases.

Documentation for previous versions of Vault can be accessed using the GitHub interface by browsing tags (eg 0.9.1 website tree) or by building the Vault website locally.

sys/health DR Secondary Reporting

The replication_dr_secondary bool returned by sys/health could be misleading since it would be false both when a cluster was not a DR secondary but also when the node is a standby in the cluster and has not yet fully received state from the active node. This could cause health checks on LBs to decide that the node was acceptable for traffic even though DR secondaries cannot handle normal Vault traffic. (In other words, the bool could only convey "yes" or "no" but not "not sure yet".) This has been replaced by replication_dr_mode and replication_perf_mode which are string values that convey the current state of the node; a value of disabled indicates that replication is disabled or the state is still being discovered. As a result, an LB check can positively verify that the node is both not disabled and is not a DR secondary, and avoid sending traffic to it if either is true.

PKI Secret Backend Roles Parameter Types

For ou and organization in role definitions in the PKI secret backend, input can now be a comma-separated string or an array of strings. Reading a role will now return arrays for these parameters.

Plugin API Changes

The plugin API has been updated to utilize golang's context.Context package. Many function signatures now accept a context object as the first parameter. Existing plugins will need to pull in the latest Vault code and update their function signatures to begin using context and the new gRPC transport.