github.com/lablabs/operator-sdk@v0.8.2/images/scorecard-proxy/cmd/proxy/main.go (about)

     1  // Copyright 2019 The Operator-SDK Authors
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //     http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package main
    16  
    17  import (
    18  	"os"
    19  
    20  	proxy "github.com/operator-framework/operator-sdk/pkg/ansible/proxy"
    21  	"github.com/operator-framework/operator-sdk/pkg/ansible/proxy/controllermap"
    22  	"github.com/operator-framework/operator-sdk/pkg/k8sutil"
    23  	"github.com/operator-framework/operator-sdk/pkg/log/zap"
    24  
    25  	log "github.com/sirupsen/logrus"
    26  	"github.com/spf13/pflag"
    27  	"sigs.k8s.io/controller-runtime/pkg/client/config"
    28  	"sigs.k8s.io/controller-runtime/pkg/manager"
    29  	logf "sigs.k8s.io/controller-runtime/pkg/runtime/log"
    30  )
    31  
    32  func main() {
    33  	pflag.CommandLine.AddFlagSet(zap.FlagSet())
    34  	pflag.Parse()
    35  
    36  	logf.SetLogger(zap.Logger())
    37  
    38  	namespace, found := os.LookupEnv(k8sutil.WatchNamespaceEnvVar)
    39  	if found {
    40  		log.Infof("Watching %v namespace.", namespace)
    41  	} else {
    42  		log.Infof("%v environment variable not set. This operator is watching all namespaces.",
    43  			k8sutil.WatchNamespaceEnvVar)
    44  	}
    45  
    46  	mgr, err := manager.New(config.GetConfigOrDie(), manager.Options{
    47  		Namespace: namespace,
    48  	})
    49  	if err != nil {
    50  		log.Fatal(err)
    51  	}
    52  
    53  	done := make(chan error)
    54  	cMap := controllermap.NewControllerMap()
    55  
    56  	// start the proxy
    57  	err = proxy.Run(done, proxy.Options{
    58  		Address:           "localhost",
    59  		Port:              8889,
    60  		KubeConfig:        mgr.GetConfig(),
    61  		RESTMapper:        mgr.GetRESTMapper(),
    62  		ControllerMap:     cMap,
    63  		OwnerInjection:    false,
    64  		LogRequests:       true,
    65  		WatchedNamespaces: []string{namespace},
    66  		DisableCache:      true,
    67  	})
    68  	if err != nil {
    69  		log.Fatalf("error starting proxy: %v", err)
    70  	}
    71  
    72  	// wait forever or exit on proxy crash/finish
    73  	err = <-done
    74  	if err == nil {
    75  		log.Info("Exiting")
    76  	} else {
    77  		log.Fatal(err.Error())
    78  	}
    79  }