HDF to CFM Migration Guide
Before you begin
Preserve source cluster files and directories
NiFi files to preserve
Preserve custom processors/NARs
NiFi Registry files to preserve
Install CFM 2.1.4
Add and configure the NiFi service
Add and configure the NiFi Registry service
Verify CFM 2.1.4
Clear activity and shut down source services
Migrate the NiFi data directories
Migrate the NiFi flow.xml.gz file
Remove unnecessary reporting tasks
Update the Registry Client
Update references to cluster nodes
Update a flow with sensitive properties
Migrate authorization policies
Migrate NiFi Ranger-based policies
Migrate NiFi Registry Ranger-based policies
Migrate NiFi file-based policies
Migrate NiFi Registry file-based policies
Migrate NiFi state and custom components
Migrate NiFi Registry data storage
Migrate the metadata database
Migrate flow storage
Migrate bundle storage configurations
Post migration steps
Migrate file-based authorization to Ranger
Migrate NiFi File-Based Authorization to Ranger
Migrate NiFi Registry File-Based Authorization to Ranger