59 lines
1.3 KiB
Go
59 lines
1.3 KiB
Go
// Copyright (c) Mainflux
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// SPDX-License-Identifier: Apache-2.0
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package events
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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/lora"
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)
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var _ lora.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) lora.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, loraID 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, loraID, 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, loraID)
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return mr.client.Set(ctx, lkey, mfxID, 0).Err()
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}
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func (mr *routerMap) Get(ctx context.Context, id string) (string, error) {
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lKey := fmt.Sprintf("%s:%s", mr.prefix, id)
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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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