Initial commit

vendor/github.com/hyperhq/hypercli/daemon/create_unix.go

@@ -0,0 +1,76 @@
+// +build !windows
+
+package daemon
+
+import (
+	"os"
+	"path/filepath"
+
+	"github.com/Sirupsen/logrus"
+	"github.com/hyperhq/hypercli/container"
+	derr "github.com/hyperhq/hypercli/errors"
+	"github.com/hyperhq/hypercli/pkg/stringid"
+	containertypes "github.com/docker/engine-api/types/container"
+	"github.com/opencontainers/runc/libcontainer/label"
+)
+
+// createContainerPlatformSpecificSettings performs platform specific container create functionality
+func (daemon *Daemon) createContainerPlatformSpecificSettings(container *container.Container, config *containertypes.Config, hostConfig *containertypes.HostConfig) error {
+	if err := daemon.Mount(container); err != nil {
+		return err
+	}
+	defer daemon.Unmount(container)
+
+	if err := container.SetupWorkingDirectory(); err != nil {
+		return err
+	}
+
+	for spec := range config.Volumes {
+		name := stringid.GenerateNonCryptoID()
+		destination := filepath.Clean(spec)
+
+		// Skip volumes for which we already have something mounted on that
+		// destination because of a --volume-from.
+		if container.IsDestinationMounted(destination) {
+			continue
+		}
+		path, err := container.GetResourcePath(destination)
+		if err != nil {
+			return err
+		}
+
+		stat, err := os.Stat(path)
+		if err == nil && !stat.IsDir() {
+			return derr.ErrorCodeMountOverFile.WithArgs(path)
+		}
+
+		v, err := daemon.volumes.CreateWithRef(name, hostConfig.VolumeDriver, container.ID, nil)
+		if err != nil {
+			return err
+		}
+
+		if err := label.Relabel(v.Path(), container.MountLabel, true); err != nil {
+			return err
+		}
+
+		container.AddMountPointWithVolume(destination, v, true)
+	}
+	return daemon.populateVolumes(container)
+}
+
+// populateVolumes copies data from the container's rootfs into the volume for non-binds.
+// this is only called when the container is created.
+func (daemon *Daemon) populateVolumes(c *container.Container) error {
+	for _, mnt := range c.MountPoints {
+		// skip binds and volumes referenced by other containers (ie, volumes-from)
+		if mnt.Driver == "" || mnt.Volume == nil || len(daemon.volumes.Refs(mnt.Volume)) > 1 {
+			continue
+		}
+
+		logrus.Debugf("copying image data from %s:%s, to %s", c.ID, mnt.Destination, mnt.Name)
+		if err := c.CopyImagePathContent(mnt.Volume, mnt.Destination); err != nil {
+			return err
+		}
+	}
+	return nil
+}