Tania
c9ab1142e1
* Add OpenFeature provider * Simplify static provider * Linting * Apply review feedback * Codeowner for deps * Update pkg/services/featuremgmt/openfeature.go Co-authored-by: Dave Henderson <dave.henderson@grafana.com> * Apply review comments part2 * Remove from sample.ini for now * fixup! Apply review comments part2 * Add example of context config * Resolve conflict * Run update workspaces --------- Co-authored-by: Dave Henderson <dave.henderson@grafana.com>
72 lines
1.8 KiB
Go
72 lines
1.8 KiB
Go
package featuremgmt
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import (
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"fmt"
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"github.com/grafana/grafana/pkg/setting"
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"github.com/open-feature/go-sdk/openfeature"
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)
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const (
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staticProviderType = "static"
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goffProviderType = "goff"
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configSectionName = "feature_toggles.openfeature"
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contextSectionName = "feature_toggles.openfeature.context"
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)
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type OpenFeatureService struct {
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provider openfeature.FeatureProvider
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Client openfeature.IClient
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}
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func ProvideOpenFeatureService(cfg *setting.Cfg) (*OpenFeatureService, error) {
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conf := cfg.Raw.Section(configSectionName)
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provType := conf.Key("provider").MustString(staticProviderType)
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url := conf.Key("url").MustString("")
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key := conf.Key("targetingKey").MustString(cfg.AppURL)
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var provider openfeature.FeatureProvider
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var err error
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if provType == goffProviderType {
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provider, err = newGOFFProvider(url)
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} else {
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provider, err = newStaticProvider(cfg)
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}
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if err != nil {
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return nil, fmt.Errorf("failed to create %s feature provider: %w", provType, err)
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}
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if err := openfeature.SetProviderAndWait(provider); err != nil {
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return nil, fmt.Errorf("failed to set global %s feature provider: %w", provType, err)
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}
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attrs := ctxAttrs(cfg)
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openfeature.SetEvaluationContext(openfeature.NewEvaluationContext(key, attrs))
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client := openfeature.NewClient("grafana-openfeature-client")
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return &OpenFeatureService{
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provider: provider,
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Client: client,
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}, nil
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}
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// ctxAttrs uses config.ini [feature_toggles.openfeature.context] section to build the eval context attributes
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func ctxAttrs(cfg *setting.Cfg) map[string]any {
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ctxConf := cfg.Raw.Section(contextSectionName)
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attrs := map[string]any{}
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for _, key := range ctxConf.KeyStrings() {
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attrs[key] = ctxConf.Key(key).String()
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}
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// Some default attributes
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if _, ok := attrs["grafana_version"]; !ok {
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attrs["grafana_version"] = setting.BuildVersion
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}
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return attrs
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}
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