44 lines
1.3 KiB
Go
44 lines
1.3 KiB
Go
/*
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Copyright 2021 The Dapr Authors
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package configuration
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import (
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"context"
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"io"
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"github.com/dapr/components-contrib/metadata"
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)
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// Store is an interface to perform operations on store.
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type Store interface {
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metadata.ComponentWithMetadata
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// Init configuration store.
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Init(ctx context.Context, metadata Metadata) error
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// Get configuration.
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Get(ctx context.Context, req *GetRequest) (*GetResponse, error)
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// Subscribe configuration by update event.
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Subscribe(ctx context.Context, req *SubscribeRequest, handler UpdateHandler) (string, error)
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// Unsubscribe configuration with keys
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Unsubscribe(ctx context.Context, req *UnsubscribeRequest) error
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io.Closer
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}
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// UpdateHandler is the handler used to send event to daprd.
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type UpdateHandler func(ctx context.Context, e *UpdateEvent) error
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