106 lines
4.4 KiB
Go
106 lines
4.4 KiB
Go
/*
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Copyright 2024 The Volcano 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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"fmt"
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"os"
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"github.com/spf13/cobra"
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"volcano.sh/volcano/pkg/config"
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)
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const (
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serverPort = 3300
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defaultOverSubscriptionRatio = 60
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)
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type VolcanoAgentOptions struct {
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// HealthzAddress is the health check server address
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HealthzAddress string
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//HealthzPort is the health check server port
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HealthzPort int
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// KubeCgroupRoot is the root cgroup to use for pods.
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// If CgroupsPerQOS is enabled, this is the root of the QoS cgroup hierarchy.
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KubeCgroupRoot string
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// KubeNodeName is the name of the node which controller is running.
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KubeNodeName string
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// List of supported features, '*' supports all on-by-default features.
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SupportedFeatures []string
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// KubePodName is the name of the pod.
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KubePodName string
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// KubePodName is the namespace of the pod.
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KubePodNamespace string
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// OverSubscriptionPolicy defines overSubscription policy.
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OverSubscriptionPolicy string
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// OverSubscriptionRatio is the over subscription ratio of idle resources, default to 60, which means 60%.
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OverSubscriptionRatio int
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// IncludeSystemUsage determines whether considering system usage when calculate overSubscription resource and evict.
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IncludeSystemUsage bool
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}
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func NewVolcanoAgentOptions() *VolcanoAgentOptions {
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return &VolcanoAgentOptions{}
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}
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func (options *VolcanoAgentOptions) AddFlags(c *cobra.Command) {
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c.Flags().StringSliceVar(&options.SupportedFeatures, "supported-features", []string{"*"}, "List of supported features. '*' supports all on-by-default features, 'foo' feature named 'foo' is supported"+
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"'-foo' feature named 'foo' is not supported.")
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c.Flags().StringVar(&options.HealthzAddress, "healthz-address", "", "defines the health check address")
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c.Flags().IntVar(&options.HealthzPort, "healthz-port", serverPort, "defines the health check port")
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c.Flags().StringVar(&options.KubeCgroupRoot, "kube-cgroup-root", options.KubeCgroupRoot, "kube cgroup root")
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c.Flags().StringVar(&options.KubeNodeName, "kube-node-name", os.Getenv("KUBE_NODE_NAME"), "the related kube-node name of the host, where the pod run in")
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c.Flags().StringVar(&options.KubePodName, "kube-pod-name", os.Getenv("KUBE_POD_NAME"), "the name of the pod")
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c.Flags().StringVar(&options.KubePodNamespace, "kube-pod-namespace", os.Getenv("KUBE_POD_NAMESPACE"), "the namespace of the pod")
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c.Flags().StringVar(&options.OverSubscriptionPolicy, "oversubscription-policy", "extend", "The oversubscription policy determines where oversubscription resources to report and how to use, default to extend means report to extend resources")
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// TODO: put in configMap.
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c.Flags().IntVar(&options.OverSubscriptionRatio, "oversubscription-ratio", defaultOverSubscriptionRatio, "The oversubscription ratio determines how many idle resources can be oversold")
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c.Flags().BoolVar(&options.IncludeSystemUsage, "include-system-usage", false, "It determines whether considering system usage when calculate overSubscription resource and evict.")
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}
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func (options *VolcanoAgentOptions) Validate() error {
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if options.OverSubscriptionRatio <= 0 {
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return fmt.Errorf("over subscription ratio must be greater than 0")
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}
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return nil
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}
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func (options *VolcanoAgentOptions) ApplyTo(cfg *config.Configuration) error {
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cfg.GenericConfiguration.HealthzAddress = options.HealthzAddress
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cfg.GenericConfiguration.HealthzPort = options.HealthzPort
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cfg.GenericConfiguration.KubeCgroupRoot = options.KubeCgroupRoot
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cfg.GenericConfiguration.KubeNodeName = options.KubeNodeName
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cfg.GenericConfiguration.SupportedFeatures = options.SupportedFeatures
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cfg.GenericConfiguration.KubePodName = options.KubePodName
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cfg.GenericConfiguration.KubePodNamespace = options.KubePodNamespace
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cfg.GenericConfiguration.OverSubscriptionPolicy = options.OverSubscriptionPolicy
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cfg.GenericConfiguration.OverSubscriptionRatio = options.OverSubscriptionRatio
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cfg.GenericConfiguration.IncludeSystemUsage = options.IncludeSystemUsage
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return nil
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}
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