-
Notifications
You must be signed in to change notification settings - Fork 13
/
main.go
128 lines (112 loc) · 4.5 KB
/
main.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
// Copyright 2022 StreamNative
//
// 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.
// Package main is the entrypoint
package main
import (
"flag"
"os"
"github.com/streamnative/pulsar-resources-operator/pkg/feature"
"go.uber.org/zap"
"go.uber.org/zap/zapcore"
"k8s.io/apimachinery/pkg/runtime"
utilruntime "k8s.io/apimachinery/pkg/util/runtime"
clientgoscheme "k8s.io/client-go/kubernetes/scheme"
// Import all Kubernetes client auth plugins (e.g. Azure, GCP, OIDC, etc.) to ensure that exec-entrypoint and run can make use of them.
_ "k8s.io/client-go/plugin/pkg/client/auth"
ctrl "sigs.k8s.io/controller-runtime"
"sigs.k8s.io/controller-runtime/pkg/controller"
"sigs.k8s.io/controller-runtime/pkg/healthz"
k8szap "sigs.k8s.io/controller-runtime/pkg/log/zap"
//+kubebuilder:scaffold:imports
resourcev1alpha1 "github.com/streamnative/pulsar-resources-operator/api/v1alpha1"
"github.com/streamnative/pulsar-resources-operator/controllers"
"github.com/streamnative/pulsar-resources-operator/pkg/admin"
)
var (
scheme = runtime.NewScheme()
setupLog = ctrl.Log.WithName("setup")
)
func init() {
utilruntime.Must(clientgoscheme.AddToScheme(scheme))
utilruntime.Must(resourcev1alpha1.AddToScheme(scheme))
//+kubebuilder:scaffold:scheme
}
func main() {
var metricsAddr string
var enableLeaderElection bool
var probeAddr string
flag.StringVar(&metricsAddr, "metrics-bind-address", ":8080", "The address the metric endpoint binds to.")
flag.StringVar(&probeAddr, "health-probe-bind-address", ":8081", "The address the probe endpoint binds to.")
flag.BoolVar(&enableLeaderElection, "leader-elect", false,
"Enable leader election for controller manager. "+
"Enabling this will ensure there is only one active controller manager.")
opts := k8szap.Options{}
opts.BindFlags(flag.CommandLine)
flag.Parse()
var encoder zapcore.Encoder
// If development is false, then will use json encoder and info log level
// otherwise, will use console encoder and debug log level
if !opts.Development {
encoderConfig := zap.NewProductionEncoderConfig()
encoderConfig.LevelKey = "severity"
encoderConfig.MessageKey = "message"
encoderConfig.TimeKey = "timestamp"
encoderConfig.EncodeTime = zapcore.RFC3339TimeEncoder
encoder = zapcore.NewJSONEncoder(encoderConfig)
}
if err := feature.SetFeatureGates(); err != nil {
setupLog.Error(err, "failed to set feature gates")
os.Exit(1)
}
ctrl.SetLogger(k8szap.New(k8szap.UseFlagOptions(&opts), k8szap.Encoder(encoder)))
mgr, err := ctrl.NewManager(ctrl.GetConfigOrDie(), ctrl.Options{
Scheme: scheme,
MetricsBindAddress: metricsAddr,
// TODO uncomment it until kube-instrumentation upgrade controller-runtime version to newer
// NewClient: otelcontroller.NewClient,
Port: 9443,
HealthProbeBindAddress: probeAddr,
LeaderElection: enableLeaderElection,
LeaderElectionID: "feaa54b6.streamnative.io",
})
if err != nil {
setupLog.Error(err, "unable to start manager")
os.Exit(1)
}
// TODO get MaxConcurrentReconciles from cmd params
if err = (&controllers.PulsarConnectionReconciler{
Client: mgr.GetClient(),
Scheme: mgr.GetScheme(),
Log: ctrl.Log.WithName("controllers").WithName("PulsarConnection"),
Recorder: mgr.GetEventRecorderFor("pulsarconnection-controller"),
PulsarAdminCreator: admin.NewPulsarAdmin,
}).SetupWithManager(mgr, controller.Options{MaxConcurrentReconciles: 1}); err != nil {
setupLog.Error(err, "unable to create controller", "controller", "PulsarConnection")
os.Exit(1)
}
//+kubebuilder:scaffold:builder
if err := mgr.AddHealthzCheck("healthz", healthz.Ping); err != nil {
setupLog.Error(err, "unable to set up health check")
os.Exit(1)
}
if err := mgr.AddReadyzCheck("readyz", healthz.Ping); err != nil {
setupLog.Error(err, "unable to set up ready check")
os.Exit(1)
}
setupLog.Info("starting manager")
if err := mgr.Start(ctrl.SetupSignalHandler()); err != nil {
setupLog.Error(err, "problem running manager")
os.Exit(1)
}
}