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config.go
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config.go
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// SPDX-FileCopyrightText: 2024 SAP SE or an SAP affiliate company and Gardener contributors
//
// SPDX-License-Identifier: Apache-2.0
package cmd
import (
"fmt"
healthcheckconfig "github.com/gardener/gardener/extensions/pkg/apis/config"
"github.com/spf13/pflag"
"github.com/gardener/gardener-extension-provider-azure/pkg/apis/config"
configloader "github.com/gardener/gardener-extension-provider-azure/pkg/apis/config/loader"
)
// ConfigOptions are command line options that can be set for config.ControllerConfiguration.
type ConfigOptions struct {
// Kubeconfig is the path to a kubeconfig.
ConfigFilePath string
config *Config
}
// Config is a completed controller configuration.
type Config struct {
// Config is the controller configuration.
Config *config.ControllerConfiguration
}
func (c *ConfigOptions) buildConfig() (*config.ControllerConfiguration, error) {
if len(c.ConfigFilePath) == 0 {
return nil, fmt.Errorf("config file path not set")
}
return configloader.LoadFromFile(c.ConfigFilePath)
}
// Complete implements RESTCompleter.Complete.
func (c *ConfigOptions) Complete() error {
config, err := c.buildConfig()
if err != nil {
return err
}
c.config = &Config{config}
return nil
}
// Completed returns the completed Config. Only call this if `Complete` was successful.
func (c *ConfigOptions) Completed() *Config {
return c.config
}
// AddFlags implements Flagger.AddFlags.
func (c *ConfigOptions) AddFlags(fs *pflag.FlagSet) {
fs.StringVar(&c.ConfigFilePath, "config-file", "", "path to the controller manager configuration file")
}
// Apply sets the values of this Config in the given config.ControllerConfiguration.
func (c *Config) Apply(cfg *config.ControllerConfiguration) {
*cfg = *c.Config
}
// ApplyETCDStorage sets the given etcd storage configuration to that of this Config.
func (c *Config) ApplyETCDStorage(etcdStorage *config.ETCDStorage) {
*etcdStorage = c.Config.ETCD.Storage
}
// ApplyETCDBackup sets the given etcd backup configuration to that of this Config.
func (c *Config) ApplyETCDBackup(etcdBackup *config.ETCDBackup) {
*etcdBackup = c.Config.ETCD.Backup
}
// Options initializes empty config.ControllerConfiguration, applies the set values and returns it.
func (c *Config) Options() config.ControllerConfiguration {
var cfg config.ControllerConfiguration
c.Apply(&cfg)
return cfg
}
// ApplyHealthCheckConfig applies the HealthCheckConfig to the config
func (c *Config) ApplyHealthCheckConfig(config *healthcheckconfig.HealthCheckConfig) {
if c.Config.HealthCheckConfig != nil {
*config = *c.Config.HealthCheckConfig
}
}
// SeedConfig is a completed configuration for the topology webhook.
type SeedConfig struct {
Region string
Provider string
}
// SeedConfigOptions are command line options for the topology webhook.
type SeedConfigOptions struct {
Region string
Provider string
config *SeedConfig
}
// AddFlags implements Flagger.AddFlags.
func (s *SeedConfigOptions) AddFlags(fs *pflag.FlagSet) {
fs.StringVar(&s.Region, "seed-region", "", "the region of the seed")
fs.StringVar(&s.Provider, "seed-provider", "", "the provider of the seed")
}
// Complete implements RESTCompleter.Complete.
func (s *SeedConfigOptions) Complete() error {
s.config = &SeedConfig{
Region: s.Region,
Provider: s.Provider,
}
return nil
}
// Completed returns the completed SeedConfig. Only call this if `Complete` was successful.
func (s *SeedConfigOptions) Completed() *SeedConfig {
return s.config
}