mirror of
https://github.com/ultravioletrs/cocos.git
synced 2026-06-23 04:10:25 +00:00
Danko Miladinovic
3102114ff3
* add CC platform identification capability * add token verification * add snp azure * add azure snp report verification * fix linter errors * fix agent tests * expand the CC provider * fix azure atls * rebase branch * add nonce check for azure token * rename package attestations * remove alias attestations --------- Co-authored-by: Ubuntu <azureuser@UVCTestCVM.bu0p0zdolasezg1jifpyqhaxuc.dx.internal.cloudapp.net>
112 lines
3.3 KiB
Go
112 lines
3.3 KiB
Go
// Copyright (c) Ultraviolet
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// SPDX-License-Identifier: Apache-2.0
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//go:build !test
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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/ultravioletrs/cocos/agent"
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"github.com/ultravioletrs/cocos/pkg/attestation"
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"github.com/ultravioletrs/cocos/pkg/attestation/quoteprovider"
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"github.com/ultravioletrs/cocos/pkg/attestation/vtpm"
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)
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var _ agent.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 agent.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 agent.Service, counter metrics.Counter, latency metrics.Histogram) agent.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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// State implements agent.Service.
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func (ms *metricsMiddleware) State() string {
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defer func(begin time.Time) {
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ms.counter.With("method", "state").Add(1)
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ms.latency.With("method", "state").Observe(time.Since(begin).Seconds())
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}(time.Now())
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return ms.svc.State()
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}
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// InitComputation implements agent.Service.
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func (ms *metricsMiddleware) InitComputation(ctx context.Context, cmp agent.Computation) error {
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defer func(begin time.Time) {
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ms.counter.With("method", "init_computation").Add(1)
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ms.latency.With("method", "init_computation").Observe(time.Since(begin).Seconds())
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}(time.Now())
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return ms.svc.InitComputation(ctx, cmp)
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}
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// StopComputation implements agent.Service.
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func (ms *metricsMiddleware) StopComputation(ctx context.Context) error {
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defer func(begin time.Time) {
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ms.counter.With("method", "stop_computation").Add(1)
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ms.latency.With("method", "stop_computation").Observe(time.Since(begin).Seconds())
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}(time.Now())
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return ms.svc.StopComputation(ctx)
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}
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func (ms *metricsMiddleware) Algo(ctx context.Context, algorithm agent.Algorithm) error {
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defer func(begin time.Time) {
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ms.counter.With("method", "algo").Add(1)
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ms.latency.With("method", "algo").Observe(time.Since(begin).Seconds())
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}(time.Now())
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return ms.svc.Algo(ctx, algorithm)
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}
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func (ms *metricsMiddleware) Data(ctx context.Context, dataset agent.Dataset) error {
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defer func(begin time.Time) {
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ms.counter.With("method", "data").Add(1)
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ms.latency.With("method", "data").Observe(time.Since(begin).Seconds())
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}(time.Now())
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return ms.svc.Data(ctx, dataset)
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}
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func (ms *metricsMiddleware) Result(ctx context.Context) ([]byte, error) {
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defer func(begin time.Time) {
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ms.counter.With("method", "result").Add(1)
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ms.latency.With("method", "result").Observe(time.Since(begin).Seconds())
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}(time.Now())
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return ms.svc.Result(ctx)
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}
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func (ms *metricsMiddleware) Attestation(ctx context.Context, reportData [quoteprovider.Nonce]byte, nonce [vtpm.Nonce]byte, attType attestation.PlatformType) ([]byte, error) {
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defer func(begin time.Time) {
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ms.counter.With("method", "attestation").Add(1)
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ms.latency.With("method", "attestation").Observe(time.Since(begin).Seconds())
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}(time.Now())
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return ms.svc.Attestation(ctx, reportData, nonce, attType)
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}
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func (ms *metricsMiddleware) IMAMeasurements(ctx context.Context) ([]byte, []byte, error) {
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defer func(begin time.Time) {
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ms.counter.With("method", "imameasurements").Add(1)
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ms.latency.With("method", "imameasurements").Observe(time.Since(begin).Seconds())
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}(time.Now())
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return ms.svc.IMAMeasurements(ctx)
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}
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