podmanv2 volume create

add volume create

Signed-off-by: Brent Baude <bbaude@redhat.com>

2 files changed, 106 insertions, 0 deletions

diff --git a/pkg/domain/infra/abi/parse/parse.go b/pkg/domain/infra/abi/parse/parse.go
new file mode 100644
index 000000000..6c0e1ee55
--- /dev/null
+++ b/pkg/domain/infra/abi/parse/parse.go
@@ -0,0 +1,68 @@
+package parse
+
+import (
+	"strconv"
+	"strings"
+
+	"github.com/containers/libpod/libpod"
+	"github.com/containers/libpod/libpod/define"
+	"github.com/pkg/errors"
+	"github.com/sirupsen/logrus"
+)
+
+// Handle volume options from CLI.
+// Parse "o" option to find UID, GID.
+func ParseVolumeOptions(opts map[string]string) ([]libpod.VolumeCreateOption, error) {
+	libpodOptions := []libpod.VolumeCreateOption{}
+	volumeOptions := make(map[string]string)
+
+	for key, value := range opts {
+		switch key {
+		case "o":
+			// o has special handling to parse out UID, GID.
+			// These are separate Libpod options.
+			splitVal := strings.Split(value, ",")
+			finalVal := []string{}
+			for _, o := range splitVal {
+				// Options will be formatted as either "opt" or
+				// "opt=value"
+				splitO := strings.SplitN(o, "=", 2)
+				switch strings.ToLower(splitO[0]) {
+				case "uid":
+					if len(splitO) != 2 {
+						return nil, errors.Wrapf(define.ErrInvalidArg, "uid option must provide a UID")
+					}
+					intUID, err := strconv.Atoi(splitO[1])
+					if err != nil {
+						return nil, errors.Wrapf(err, "cannot convert UID %s to integer", splitO[1])
+					}
+					logrus.Debugf("Removing uid= from options and adding WithVolumeUID for UID %d", intUID)
+					libpodOptions = append(libpodOptions, libpod.WithVolumeUID(intUID))
+				case "gid":
+					if len(splitO) != 2 {
+						return nil, errors.Wrapf(define.ErrInvalidArg, "gid option must provide a GID")
+					}
+					intGID, err := strconv.Atoi(splitO[1])
+					if err != nil {
+						return nil, errors.Wrapf(err, "cannot convert GID %s to integer", splitO[1])
+					}
+					logrus.Debugf("Removing gid= from options and adding WithVolumeGID for GID %d", intGID)
+					libpodOptions = append(libpodOptions, libpod.WithVolumeGID(intGID))
+				default:
+					finalVal = append(finalVal, o)
+				}
+			}
+			if len(finalVal) > 0 {
+				volumeOptions[key] = strings.Join(finalVal, ",")
+			}
+		default:
+			volumeOptions[key] = value
+		}
+	}
+
+	if len(volumeOptions) > 0 {
+		libpodOptions = append(libpodOptions, libpod.WithVolumeOptions(volumeOptions))
+	}
+
+	return libpodOptions, nil
+}
diff --git a/pkg/domain/infra/abi/volumes.go b/pkg/domain/infra/abi/volumes.go
new file mode 100644
index 000000000..0783af441
--- /dev/null
+++ b/pkg/domain/infra/abi/volumes.go
@@ -0,0 +1,38 @@
+// +build ABISupport
+
+package abi
+
+import (
+	"context"
+
+	"github.com/containers/libpod/libpod"
+	"github.com/containers/libpod/pkg/domain/entities"
+	"github.com/containers/libpod/pkg/domain/infra/abi/parse"
+)
+
+func (ic *ContainerEngine) VolumeCreate(ctx context.Context, opts entities.VolumeCreateOptions) (*entities.IdOrNameResponse, error) {
+	var (
+		volumeOptions []libpod.VolumeCreateOption
+	)
+	if len(opts.Name) > 0 {
+		volumeOptions = append(volumeOptions, libpod.WithVolumeName(opts.Name))
+	}
+	if len(opts.Driver) > 0 {
+		volumeOptions = append(volumeOptions, libpod.WithVolumeDriver(opts.Driver))
+	}
+	if len(opts.Label) > 0 {
+		volumeOptions = append(volumeOptions, libpod.WithVolumeLabels(opts.Label))
+	}
+	if len(opts.Options) > 0 {
+		parsedOptions, err := parse.ParseVolumeOptions(opts.Options)
+		if err != nil {
+			return nil, err
+		}
+		volumeOptions = append(volumeOptions, parsedOptions...)
+	}
+	vol, err := ic.Libpod.NewVolume(ctx, volumeOptions...)
+	if err != nil {
+		return nil, err
+	}
+	return &entities.IdOrNameResponse{IdOrName: vol.Name()}, nil
+}