kubectl/pkg/framework/test/etcd.go

73 lines
1.8 KiB
Go

package test
import (
"fmt"
"time"
"net/url"
"k8s.io/kubectl/pkg/framework/test/internal"
)
// Etcd knows how to run an etcd server.
type Etcd struct {
// URL is the address the Etcd should listen on for client connections.
//
// If this is not specified, we default to a random free port on localhost.
URL *url.URL
// Path is the path to the etcd binary.
//
// If this is left as the empty string, we will attempt to locate a binary,
// by checking for the TEST_ASSET_ETCD environment variable, and
// the default test assets directory.
Path string
// DataDir is a path to a directory in which etcd can store its state.
//
// If left unspecified, then the Start() method will create a fresh temporary
// directory, and the Stop() method will clean it up.
DataDir string
// StartTimeout, StopTimeout specify the time the Etcd is allowed to
// take when starting and stopping before an error is emitted.
//
// If not specified, these default to 20 seconds.
StartTimeout time.Duration
StopTimeout time.Duration
processState *internal.ProcessState
}
// Start starts the etcd, waits for it to come up, and returns an error, if one
// occoured.
func (e *Etcd) Start() error {
var err error
e.processState = &internal.ProcessState{}
e.processState.DefaultedProcessInput, err = internal.DoDefaulting(
"etcd",
e.URL,
e.DataDir,
e.Path,
e.StartTimeout,
e.StopTimeout,
)
if err != nil {
return err
}
e.processState.Args = internal.MakeEtcdArgs(e.processState.DefaultedProcessInput)
e.processState.StartMessage = fmt.Sprintf("serving insecure client requests on %s", e.processState.URL.Hostname())
return e.processState.Start()
}
// Stop stops this process gracefully, waits for its termination, and cleans up
// the DataDir if necessary.
func (e *Etcd) Stop() error {
return e.processState.Stop()
}