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module.go
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module.go
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// Copyright 2022 Dimitrij Drus <dadrus@gmx.de>
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
// SPDX-License-Identifier: Apache-2.0
package rules
import (
"context"
"github.com/rs/zerolog"
"go.uber.org/fx"
"github.com/dadrus/heimdall/internal/rules/event"
"github.com/dadrus/heimdall/internal/rules/provider"
"github.com/dadrus/heimdall/internal/rules/rule"
)
const defaultQueueSize = 20
// Module is invoked on app bootstrapping.
// nolint: gochecknoglobals
var Module = fx.Options(
fx.Provide(
fx.Annotate(
func(logger zerolog.Logger) event.RuleSetChangedEventQueue {
logger.Debug().Msg("Creating rule set event queue.")
return make(event.RuleSetChangedEventQueue, defaultQueueSize)
},
fx.OnStop(
func(queue event.RuleSetChangedEventQueue, logger zerolog.Logger) {
logger.Debug().Msg("Closing rule set event queue")
close(queue)
},
),
),
NewRuleFactory,
fx.Annotate(
newRepository,
fx.OnStart(func(ctx context.Context, o *repository) error { return o.Start(ctx) }),
fx.OnStop(func(ctx context.Context, o *repository) error { return o.Stop(ctx) }),
),
func(r *repository) rule.Repository { return r },
newRuleExecutor,
NewRuleSetProcessor,
),
provider.Module,
)