63 lines
1.4 KiB
Go
63 lines
1.4 KiB
Go
// Copyright (c) Mainflux
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// SPDX-License-Identifier: Apache-2.0
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package redis
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import (
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"context"
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"fmt"
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"github.com/go-redis/redis/v8"
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"github.com/mainflux/mainflux/opcua"
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)
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var _ opcua.RouteMapRepository = (*routerMap)(nil)
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type routerMap struct {
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client *redis.Client
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prefix string
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}
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// NewRouteMapRepository returns redis thing cache implementation.
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func NewRouteMapRepository(client *redis.Client, prefix string) opcua.RouteMapRepository {
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return &routerMap{
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client: client,
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prefix: prefix,
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}
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}
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func (mr *routerMap) Save(ctx context.Context, mfxID, opcuaID string) error {
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tkey := fmt.Sprintf("%s:%s", mr.prefix, mfxID)
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if err := mr.client.Set(ctx, tkey, opcuaID, 0).Err(); err != nil {
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return err
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}
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lkey := fmt.Sprintf("%s:%s", mr.prefix, opcuaID)
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if err := mr.client.Set(ctx, lkey, mfxID, 0).Err(); err != nil {
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return err
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}
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return nil
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}
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func (mr *routerMap) Get(ctx context.Context, opcuaID string) (string, error) {
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lKey := fmt.Sprintf("%s:%s", mr.prefix, opcuaID)
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mval, err := mr.client.Get(ctx, lKey).Result()
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if err != nil {
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return "", err
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}
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return mval, nil
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}
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func (mr *routerMap) Remove(ctx context.Context, mfxID string) error {
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mkey := fmt.Sprintf("%s:%s", mr.prefix, mfxID)
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lval, err := mr.client.Get(ctx, mkey).Result()
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if err != nil {
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return err
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}
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lkey := fmt.Sprintf("%s:%s", mr.prefix, lval)
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return mr.client.Del(ctx, mkey, lkey).Err()
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}
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