Matt Cowley
64 lines
1.6 KiB
Go
64 lines
1.6 KiB
Go
package setting
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import (
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"fmt"
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"net/url"
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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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OFREPProviderType = "ofrep"
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)
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type OpenFeatureSettings struct {
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APIEnabled bool
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ProviderType string
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URL *url.URL
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TargetingKey string
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ContextAttrs map[string]string
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}
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func (cfg *Cfg) readOpenFeatureSettings() error {
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cfg.OpenFeature = OpenFeatureSettings{}
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config := cfg.Raw.Section("feature_toggles.openfeature")
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cfg.OpenFeature.APIEnabled = config.Key("enable_api").MustBool(true)
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cfg.OpenFeature.ProviderType = config.Key("provider").MustString(StaticProviderType)
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strURL := config.Key("url").MustString("")
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defaultTargetingKey := "default"
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if cfg.StackID != "" {
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defaultTargetingKey = fmt.Sprintf("stacks-%s", cfg.StackID)
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}
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cfg.OpenFeature.TargetingKey = config.Key("targetingKey").MustString(defaultTargetingKey)
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if strURL != "" && (cfg.OpenFeature.ProviderType == GOFFProviderType || cfg.OpenFeature.ProviderType == OFREPProviderType) {
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u, err := url.Parse(strURL)
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if err != nil {
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return fmt.Errorf("invalid feature provider url: %w", err)
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}
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cfg.OpenFeature.URL = u
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}
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// build the eval context attributes using [feature_toggles.openfeature.context] section
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ctxConf := cfg.Raw.Section("feature_toggles.openfeature.context")
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attrs := map[string]string{}
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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"] = BuildVersion
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}
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if _, ok := attrs["namespace"]; !ok {
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attrs["namespace"] = defaultTargetingKey
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}
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cfg.OpenFeature.ContextAttrs = attrs
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return nil
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}
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