Initial commit

docker/client.go

@@ -0,0 +1,35 @@
+package docker
+
+import (
+	"time"
+
+	dockerClient "github.com/fsouza/go-dockerclient"
+	"github.com/rancherio/os/config"
+)
+
+const (
+	MAX_WAIT = 30000
+	INTERVAL = 100
+)
+
+func NewClient(cfg *config.Config) (*dockerClient.Client, error) {
+	client, err := dockerClient.NewClient(cfg.DockerEndpoint)
+	if err != nil {
+		return nil, err
+	}
+
+	for i := 0; i < (MAX_WAIT / INTERVAL); i++ {
+		_, err = client.Info()
+		if err == nil {
+			break
+		}
+
+		time.Sleep(INTERVAL * time.Millisecond)
+	}
+
+	if err != nil {
+		return nil, err
+	}
+
+	return client, nil
+}