43 lines
1.4 KiB
Go
43 lines
1.4 KiB
Go
package dockertest
|
|
|
|
import (
|
|
"errors"
|
|
"fmt"
|
|
"log"
|
|
"time"
|
|
)
|
|
|
|
// SetupElasticSearchContainer sets up a real ElasticSearch instance for testing purposes
|
|
// using a Docker container. It returns the container ID and its IP address,
|
|
// or makes the test fail on error.
|
|
func SetupElasticSearchContainer() (c ContainerID, ip string, port int, err error) {
|
|
port = RandomPort()
|
|
forward := fmt.Sprintf("%d:%d", port, 9200)
|
|
if BindDockerToLocalhost != "" {
|
|
forward = "127.0.0.1:" + forward
|
|
}
|
|
c, ip, err = SetupContainer(ElasticSearchImageName, port, 15*time.Second, func() (string, error) {
|
|
return run("--name", GenerateContainerID(), "-d", "-P", "-p", forward, ElasticSearchImageName)
|
|
})
|
|
return
|
|
}
|
|
|
|
// ConnectToElasticSearch starts an ElasticSearch image and passes the database url to the connector callback function.
|
|
// The url will match the ip:port pattern (e.g. 123.123.123.123:4241)
|
|
func ConnectToElasticSearch(tries int, delay time.Duration, connector func(url string) bool) (c ContainerID, err error) {
|
|
c, ip, port, err := SetupElasticSearchContainer()
|
|
if err != nil {
|
|
return c, fmt.Errorf("Could not set up ElasticSearch container: %v", err)
|
|
}
|
|
|
|
for try := 0; try <= tries; try++ {
|
|
time.Sleep(delay)
|
|
url := fmt.Sprintf("%s:%d", ip, port)
|
|
if connector(url) {
|
|
return c, nil
|
|
}
|
|
log.Printf("Try %d failed. Retrying.", try)
|
|
}
|
|
return c, errors.New("Could not set up ElasticSearch container.")
|
|
}
|