Azure Blob Storage

Overview

Retrieves the configuration from an Azure Blob Storage. This retriever is useful when you are using Azure and want to use Azure Blob Storage to store your configuration files.

Configure the relay proxy

To configure your relay proxy to use the Azure Blob Storage retriever, you need to add the following configuration to your relay proxy configuration file:

goff-proxy.yaml

# ...
retrievers:
  - kind: azureBlobStorage
    container: my-featureflag-container
    accountName: my-featureflag-account
    object: flag/flags.goff.yaml
# ...

Field name	Mandatory	Type	Default	Description
kind		string	none	Value should be azureBlobStorage. This field is mandatory and describes which retriever you are using.
container		string	none	This is the name of your Azure Blob Storage container (ex: my-featureflag-container).
accountName		string	none	This is the name of your Azure Blob Storage account.
object		string	none	Location of your configuration file.
accountKey		string	none	This is the secret key of your Azure Blob Storage account.

Configure the GO Module

To configure your GO module to use the Azure Blob Storage retriever, you need to add the following configuration to your ffclient.Config{} object:

example.go

err := ffclient.Init(ffclient.Config{
    PollingInterval: 3 * time.Second,
    Retriever: &azblobretriever.Retriever{
        Container:    "your-container",
        AccountName:  "your-account-name",
        AccountKey:   "your-account-key",
        Object:       "your_location/feature-flags.json",
    },
})
defer ffclient.Close()

Field	Mandatory	Description
Container		Name of the Azure Blob Storage container
Object		Name of the feature flag file in the container
AccountName		Azure Storage Account Name
AccountKey		Storage Account Key
ServiceURL		Custom service URL

Error Handling

The Retrieve method returns an error if:

• AccountName is empty
• Container or Object is not specified
• There's an issue initializing the Azure client.
• There's a problem downloading or reading the file from Azure Blob Storage.