grafana/pkg/services/caching/fake_caching_service.go

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Caching: Refactor enterprise query caching middleware to a wire service (#65616) * define initial service and add to wire * update caching service interface * add skipQueryCache header handler and update metrics query function to use it * add caching service as a dependency to query service * working caching impl * propagate cache status to frontend in response * beginning of improvements suggested by Lean - separate caching logic from query logic. * more changes to simplify query function * Decided to revert renaming of function * Remove error status from cache request * add extra documentation * Move query caching duration metric to query package * add a little bit of documentation * wip: convert resource caching * Change return type of query service QueryData to a QueryDataResponse with Headers * update codeowners * change X-Cache value to const * use resource caching in endpoint handlers * write resource headers to response even if it's not a cache hit * fix panic caused by lack of nil check * update unit test * remove NONE header - shouldn't show up in OSS * Convert everything to use the plugin middleware * revert a few more things * clean up unused vars * start reverting resource caching, start to implement in plugin middleware * revert more, fix typo * Update caching interfaces - resource caching now has a separate cache method * continue wiring up new resource caching conventions - still in progress * add more safety to implementation * remove some unused objects * remove some code that I left in by accident * add some comments, fix codeowners, fix duplicate registration * fix source of panic in resource middleware * Update client decorator test to provide an empty response object * create tests for caching middleware * fix unit test * Update pkg/services/caching/service.go Co-authored-by: Arati R. <33031346+suntala@users.noreply.github.com> * improve error message in error log * quick docs update * Remove use of mockery. Update return signature to return an explicit hit/miss bool * create unit test for empty request context * rename caching metrics to make it clear they pertain to caching * Update pkg/services/pluginsintegration/clientmiddleware/caching_middleware.go Co-authored-by: Marcus Efraimsson <marcus.efraimsson@gmail.com> * Add clarifying comments to cache skip middleware func * Add comment pointing to the resource cache update call * fix unit tests (missing dependency) * try to fix mystery syntax error * fix a panic * Caching: Introduce feature toggle to caching service refactor (#66323) * introduce new feature toggle * hide calls to new service behind a feature flag * remove licensing flag from toggle (misunderstood what it was for) * fix unit tests * rerun toggle gen --------- Co-authored-by: Arati R. <33031346+suntala@users.noreply.github.com> Co-authored-by: Marcus Efraimsson <marcus.efraimsson@gmail.com>
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package caching
import (
"context"
"testing"
"github.com/grafana/grafana-plugin-sdk-go/backend"
"github.com/stretchr/testify/assert"
)
type FakeOSSCachingService struct {
calls map[string]int
ReturnHit bool
ReturnResourceResponse CachedResourceDataResponse
Caching: Refactor enterprise query caching middleware to a wire service (#65616) * define initial service and add to wire * update caching service interface * add skipQueryCache header handler and update metrics query function to use it * add caching service as a dependency to query service * working caching impl * propagate cache status to frontend in response * beginning of improvements suggested by Lean - separate caching logic from query logic. * more changes to simplify query function * Decided to revert renaming of function * Remove error status from cache request * add extra documentation * Move query caching duration metric to query package * add a little bit of documentation * wip: convert resource caching * Change return type of query service QueryData to a QueryDataResponse with Headers * update codeowners * change X-Cache value to const * use resource caching in endpoint handlers * write resource headers to response even if it's not a cache hit * fix panic caused by lack of nil check * update unit test * remove NONE header - shouldn't show up in OSS * Convert everything to use the plugin middleware * revert a few more things * clean up unused vars * start reverting resource caching, start to implement in plugin middleware * revert more, fix typo * Update caching interfaces - resource caching now has a separate cache method * continue wiring up new resource caching conventions - still in progress * add more safety to implementation * remove some unused objects * remove some code that I left in by accident * add some comments, fix codeowners, fix duplicate registration * fix source of panic in resource middleware * Update client decorator test to provide an empty response object * create tests for caching middleware * fix unit test * Update pkg/services/caching/service.go Co-authored-by: Arati R. <33031346+suntala@users.noreply.github.com> * improve error message in error log * quick docs update * Remove use of mockery. Update return signature to return an explicit hit/miss bool * create unit test for empty request context * rename caching metrics to make it clear they pertain to caching * Update pkg/services/pluginsintegration/clientmiddleware/caching_middleware.go Co-authored-by: Marcus Efraimsson <marcus.efraimsson@gmail.com> * Add clarifying comments to cache skip middleware func * Add comment pointing to the resource cache update call * fix unit tests (missing dependency) * try to fix mystery syntax error * fix a panic * Caching: Introduce feature toggle to caching service refactor (#66323) * introduce new feature toggle * hide calls to new service behind a feature flag * remove licensing flag from toggle (misunderstood what it was for) * fix unit tests * rerun toggle gen --------- Co-authored-by: Arati R. <33031346+suntala@users.noreply.github.com> Co-authored-by: Marcus Efraimsson <marcus.efraimsson@gmail.com>
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ReturnQueryResponse CachedQueryDataResponse
}
func (f *FakeOSSCachingService) HandleQueryRequest(ctx context.Context, req *backend.QueryDataRequest) (bool, CachedQueryDataResponse) {
f.calls["HandleQueryRequest"]++
return f.ReturnHit, f.ReturnQueryResponse
}
func (f *FakeOSSCachingService) HandleResourceRequest(ctx context.Context, req *backend.CallResourceRequest) (bool, CachedResourceDataResponse) {
Caching: Refactor enterprise query caching middleware to a wire service (#65616) * define initial service and add to wire * update caching service interface * add skipQueryCache header handler and update metrics query function to use it * add caching service as a dependency to query service * working caching impl * propagate cache status to frontend in response * beginning of improvements suggested by Lean - separate caching logic from query logic. * more changes to simplify query function * Decided to revert renaming of function * Remove error status from cache request * add extra documentation * Move query caching duration metric to query package * add a little bit of documentation * wip: convert resource caching * Change return type of query service QueryData to a QueryDataResponse with Headers * update codeowners * change X-Cache value to const * use resource caching in endpoint handlers * write resource headers to response even if it's not a cache hit * fix panic caused by lack of nil check * update unit test * remove NONE header - shouldn't show up in OSS * Convert everything to use the plugin middleware * revert a few more things * clean up unused vars * start reverting resource caching, start to implement in plugin middleware * revert more, fix typo * Update caching interfaces - resource caching now has a separate cache method * continue wiring up new resource caching conventions - still in progress * add more safety to implementation * remove some unused objects * remove some code that I left in by accident * add some comments, fix codeowners, fix duplicate registration * fix source of panic in resource middleware * Update client decorator test to provide an empty response object * create tests for caching middleware * fix unit test * Update pkg/services/caching/service.go Co-authored-by: Arati R. <33031346+suntala@users.noreply.github.com> * improve error message in error log * quick docs update * Remove use of mockery. Update return signature to return an explicit hit/miss bool * create unit test for empty request context * rename caching metrics to make it clear they pertain to caching * Update pkg/services/pluginsintegration/clientmiddleware/caching_middleware.go Co-authored-by: Marcus Efraimsson <marcus.efraimsson@gmail.com> * Add clarifying comments to cache skip middleware func * Add comment pointing to the resource cache update call * fix unit tests (missing dependency) * try to fix mystery syntax error * fix a panic * Caching: Introduce feature toggle to caching service refactor (#66323) * introduce new feature toggle * hide calls to new service behind a feature flag * remove licensing flag from toggle (misunderstood what it was for) * fix unit tests * rerun toggle gen --------- Co-authored-by: Arati R. <33031346+suntala@users.noreply.github.com> Co-authored-by: Marcus Efraimsson <marcus.efraimsson@gmail.com>
2023-04-12 11:30:33 -05:00
f.calls["HandleResourceRequest"]++
return f.ReturnHit, f.ReturnResourceResponse
}
func (f *FakeOSSCachingService) AssertCalls(t *testing.T, fn string, times int) {
assert.Equal(t, times, f.calls[fn])
}
func (f *FakeOSSCachingService) Reset() {
*f = *NewFakeOSSCachingService()
}
func NewFakeOSSCachingService() *FakeOSSCachingService {
fake := &FakeOSSCachingService{
calls: map[string]int{},
}
return fake
}