traefik/pkg/provider/kv/etcd/etcd.go

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package etcd
import (
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"context"
"fmt"
"time"
"github.com/kvtools/etcdv3"
"github.com/traefik/traefik/v2/pkg/provider"
"github.com/traefik/traefik/v2/pkg/provider/kv"
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"github.com/traefik/traefik/v2/pkg/types"
)
var _ provider.Provider = (*Provider)(nil)
// Provider holds configurations of the provider.
type Provider struct {
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kv.Provider `yaml:",inline" export:"true"`
TLS *types.ClientTLS `description:"Enable TLS support." json:"tls,omitempty" toml:"tls,omitempty" yaml:"tls,omitempty" export:"true"`
Username string `description:"Username for authentication." json:"username,omitempty" toml:"username,omitempty" yaml:"username,omitempty" loggable:"false"`
Password string `description:"Password for authentication." json:"password,omitempty" toml:"password,omitempty" yaml:"password,omitempty" loggable:"false"`
}
// SetDefaults sets the default values.
func (p *Provider) SetDefaults() {
p.Provider.SetDefaults()
p.Endpoints = []string{"127.0.0.1:2379"}
}
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// Init the provider.
func (p *Provider) Init() error {
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config := &etcdv3.Config{
ConnectionTimeout: 3 * time.Second,
Username: p.Username,
Password: p.Password,
}
if p.TLS != nil {
var err error
config.TLS, err = p.TLS.CreateTLSConfig(context.Background())
if err != nil {
return fmt.Errorf("unable to create client TLS configuration: %w", err)
}
}
return p.Provider.Init(etcdv3.StoreName, "etcd", config)
}