91 lines
4.5 KiB
Go
91 lines
4.5 KiB
Go
/*
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Copyright 2021 The Karmada 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 options
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import (
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"github.com/spf13/pflag"
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"github.com/karmada-io/karmada/pkg/features"
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"github.com/karmada-io/karmada/pkg/sharedcli/profileflag"
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)
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const (
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defaultServerPort = 10352
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)
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// Options contains everything necessary to create and run scheduler-estimator.
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type Options struct {
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KubeConfig string
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Master string
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ClusterName string
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// ServerPort is the port that the server gRPC serves at.
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ServerPort int
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// InsecureSkipGrpcClientVerify controls whether verifies the grpc client's certificate chain and host name.
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InsecureSkipGrpcClientVerify bool
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// GrpcAuthCertFile SSL certification file used for grpc SSL/TLS connections.
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GrpcAuthCertFile string
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// GrpcAuthKeyFile SSL key file used for grpc SSL/TLS connections.
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GrpcAuthKeyFile string
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// GrpcClientCaFile SSL Certificate Authority file used to verify grpc client certificates on incoming requests.
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GrpcClientCaFile string
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// ClusterAPIQPS is the QPS to use while talking with cluster kube-apiserver.
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ClusterAPIQPS float32
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// ClusterAPIBurst is the burst to allow while talking with cluster kube-apiserver.
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ClusterAPIBurst int
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// Parallelism defines the amount of parallelism in algorithms for estimating. Must be greater than 0. Defaults to 16.
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Parallelism int
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ProfileOpts profileflag.Options
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// MetricsBindAddress is the TCP address that the server should bind to
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// for serving prometheus metrics.
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// It can be set to "0" to disable the metrics serving.
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// Defaults to ":8080".
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MetricsBindAddress string
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// HealthProbeBindAddress is the TCP address that the server should bind to
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// for serving health probes
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// It can be set to "0" to disable serving the health probe.
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// Defaults to ":10351".
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HealthProbeBindAddress string
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}
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// NewOptions builds an empty options.
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func NewOptions() *Options {
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return &Options{}
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}
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// AddFlags adds flags of estimator to the specified FlagSet
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func (o *Options) AddFlags(fs *pflag.FlagSet) {
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if o == nil {
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return
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}
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fs.StringVar(&o.KubeConfig, "kubeconfig", o.KubeConfig, "Path to member cluster's kubeconfig file.")
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fs.StringVar(&o.Master, "master", o.Master, "The address of the member Kubernetes API server. Overrides any value in KubeConfig. Only required if out-of-cluster.")
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fs.StringVar(&o.ClusterName, "cluster-name", o.ClusterName, "Name of member cluster that the estimator serves for.")
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fs.IntVar(&o.ServerPort, "server-port", defaultServerPort, "The secure port on which to serve gRPC.")
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fs.StringVar(&o.GrpcAuthCertFile, "grpc-auth-cert-file", "", "SSL certification file used for grpc SSL/TLS connections.")
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fs.StringVar(&o.GrpcAuthKeyFile, "grpc-auth-key-file", "", "SSL key file used for grpc SSL/TLS connections.")
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fs.BoolVar(&o.InsecureSkipGrpcClientVerify, "insecure-skip-grpc-client-verify", false, "If set to true, the estimator will not verify the grpc client's certificate chain and host name. When the relevant certificates are not configured, it will not take effect.")
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fs.StringVar(&o.GrpcClientCaFile, "grpc-client-ca-file", "", "SSL Certificate Authority file used to verify grpc client certificates on incoming requests.")
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fs.Float32Var(&o.ClusterAPIQPS, "kube-api-qps", 20.0, "QPS to use while talking with apiserver.")
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fs.IntVar(&o.ClusterAPIBurst, "kube-api-burst", 30, "Burst to use while talking with apiserver.")
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fs.IntVar(&o.Parallelism, "parallelism", o.Parallelism, "Parallelism defines the amount of parallelism in algorithms for estimating. Must be greater than 0. Defaults to 16.")
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fs.StringVar(&o.MetricsBindAddress, "metrics-bind-address", ":8080", "The TCP address that the server should bind to for serving prometheus metrics(e.g. 127.0.0.1:8080, :8080). It can be set to \"0\" to disable the metrics serving. Defaults to 0.0.0.0:8080.")
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fs.StringVar(&o.HealthProbeBindAddress, "health-probe-bind-address", ":10351", "The TCP address that the server should bind to for serving health probes(e.g. 127.0.0.1:10351, :10351). It can be set to \"0\" to disable serving the health probe. Defaults to 0.0.0.0:10351.")
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features.FeatureGate.AddFlag(fs)
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o.ProfileOpts.AddFlags(fs)
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}
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