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f785116a6f
* Add attribute map for twin retrieval Signed-off-by: Darko Draskovic <darko.draskovic@gmail.com> * Restructure attributes from map[string] to [] Signed-off-by: Darko Draskovic <darko.draskovic@gmail.com> * Remove RAM attribute map and use mongo aggregation Signed-off-by: Darko Draskovic <darko.draskovic@gmail.com> * Update tests Signed-off-by: Darko Draskovic <darko.draskovic@gmail.com> * Remove attribute map service property Signed-off-by: Darko Draskovic <darko.draskovic@gmail.com>
106 lines
3.4 KiB
Go
106 lines
3.4 KiB
Go
// Copyright (c) Mainflux
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// SPDX-License-Identifier: Apache-2.0
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// +build !test
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package api
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import (
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"context"
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"time"
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"github.com/go-kit/kit/metrics"
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"github.com/mainflux/mainflux"
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"github.com/mainflux/mainflux/twins"
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)
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var _ twins.Service = (*metricsMiddleware)(nil)
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type metricsMiddleware struct {
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counter metrics.Counter
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latency metrics.Histogram
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svc twins.Service
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}
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// MetricsMiddleware instruments core service by tracking request count and
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// latency.
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func MetricsMiddleware(svc twins.Service, counter metrics.Counter, latency metrics.Histogram) twins.Service {
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return &metricsMiddleware{
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counter: counter,
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latency: latency,
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svc: svc,
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}
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}
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func (ms *metricsMiddleware) AddTwin(ctx context.Context, token string, twin twins.Twin, def twins.Definition) (saved twins.Twin, err error) {
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defer func(begin time.Time) {
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ms.counter.With("method", "add_twin").Add(1)
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ms.latency.With("method", "add_twin").Observe(time.Since(begin).Seconds())
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}(time.Now())
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return ms.svc.AddTwin(ctx, token, twin, def)
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}
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func (ms *metricsMiddleware) UpdateTwin(ctx context.Context, token string, twin twins.Twin, def twins.Definition) (err error) {
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defer func(begin time.Time) {
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ms.counter.With("method", "update_twin").Add(1)
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ms.latency.With("method", "update_twin").Observe(time.Since(begin).Seconds())
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}(time.Now())
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return ms.svc.UpdateTwin(ctx, token, twin, def)
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}
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func (ms *metricsMiddleware) ViewTwin(ctx context.Context, token, id string) (viewed twins.Twin, err error) {
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defer func(begin time.Time) {
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ms.counter.With("method", "view_twin").Add(1)
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ms.latency.With("method", "view_twin").Observe(time.Since(begin).Seconds())
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}(time.Now())
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return ms.svc.ViewTwin(ctx, token, id)
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}
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func (ms *metricsMiddleware) ListTwins(ctx context.Context, token string, offset uint64, limit uint64, name string, metadata twins.Metadata) (tw twins.TwinsPage, err error) {
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defer func(begin time.Time) {
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ms.counter.With("method", "list_twins").Add(1)
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ms.latency.With("method", "list_twins").Observe(time.Since(begin).Seconds())
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}(time.Now())
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return ms.svc.ListTwins(ctx, token, offset, limit, name, metadata)
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}
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func (ms *metricsMiddleware) SaveStates(msg *mainflux.Message) error {
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defer func(begin time.Time) {
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ms.counter.With("method", "save_states").Add(1)
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ms.latency.With("method", "save_states").Observe(time.Since(begin).Seconds())
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}(time.Now())
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return ms.svc.SaveStates(msg)
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}
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func (ms *metricsMiddleware) ListStates(ctx context.Context, token string, offset uint64, limit uint64, id string) (st twins.StatesPage, err error) {
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defer func(begin time.Time) {
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ms.counter.With("method", "list_states").Add(1)
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ms.latency.With("method", "list_states").Observe(time.Since(begin).Seconds())
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}(time.Now())
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return ms.svc.ListStates(ctx, token, offset, limit, id)
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}
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func (ms *metricsMiddleware) ViewTwinByThing(ctx context.Context, token, thingid string) (twins.Twin, error) {
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defer func(begin time.Time) {
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ms.counter.With("method", "view_twin_by_thing").Add(1)
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ms.latency.With("method", "view_twin_by_thing").Observe(time.Since(begin).Seconds())
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}(time.Now())
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return ms.svc.ViewTwinByThing(ctx, token, thingid)
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}
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func (ms *metricsMiddleware) RemoveTwin(ctx context.Context, token, id string) (err error) {
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defer func(begin time.Time) {
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ms.counter.With("method", "remove_twin").Add(1)
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ms.latency.With("method", "remove_twin").Observe(time.Since(begin).Seconds())
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}(time.Now())
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return ms.svc.RemoveTwin(ctx, token, id)
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}
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