58 lines
1.9 KiB
Go
58 lines
1.9 KiB
Go
/*
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Copyright 2020 The cert-manager Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package cmd
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import (
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"context"
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"os"
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"runtime"
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"k8s.io/component-base/logs"
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ctrl "sigs.k8s.io/controller-runtime"
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"github.com/cert-manager/cert-manager/internal/cmd/util"
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"github.com/cert-manager/cert-manager/pkg/acme/webhook"
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"github.com/cert-manager/cert-manager/pkg/acme/webhook/cmd/server"
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logf "github.com/cert-manager/cert-manager/pkg/logs"
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)
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// RunWebhookServer creates and starts a new apiserver that acts as a external
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// webhook server for solving DNS challenges using the provided solver
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// implementations. This can be used as an entry point by external webhook
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// implementations, see
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// https://github.com/cert-manager/webhook-example/blob/899c408751425f8d0842b61c0e62fd8035d00316/main.go#L23-L31
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func RunWebhookServer(groupName string, hooks ...webhook.Solver) {
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ctx, exit := util.SetupExitHandler(context.Background(), util.GracefulShutdown)
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defer exit() // This function might call os.Exit, so defer last
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logs.InitLogs()
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defer logs.FlushLogs()
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ctrl.SetLogger(logf.Log)
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ctx = logf.NewContext(ctx, logf.Log, "acme-dns-webhook")
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if len(os.Getenv("GOMAXPROCS")) == 0 {
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runtime.GOMAXPROCS(runtime.NumCPU())
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}
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cmd := server.NewCommandStartWebhookServer(ctx, groupName, hooks...)
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if err := cmd.ExecuteContext(ctx); err != nil {
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logf.Log.Error(err, "error executing command")
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util.SetExitCode(err)
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}
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}
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