Merge pull request #10973 from rhatdan/quota

Support size options on builtin volumes

1 files changed, 22 insertions, 1 deletions

diff --git a/libpod/runtime_volume_linux.go b/libpod/runtime_volume_linux.go
index 3d5bc8bb2..40df98d7c 100644
--- a/libpod/runtime_volume_linux.go
+++ b/libpod/runtime_volume_linux.go
@@ -12,6 +12,7 @@ import (
 	"github.com/containers/podman/v3/libpod/define"
 	"github.com/containers/podman/v3/libpod/events"
 	volplugin "github.com/containers/podman/v3/libpod/plugin"
+	"github.com/containers/storage/drivers/quota"
 	"github.com/containers/storage/pkg/stringid"
 	pluginapi "github.com/docker/go-plugins-helpers/volume"
 	"github.com/pkg/errors"
@@ -68,7 +69,7 @@ func (r *Runtime) newVolume(ctx context.Context, options ...VolumeCreateOption)
 		// Validate options
 		for key := range volume.config.Options {
 			switch key {
-			case "device", "o", "type", "UID", "GID":
+			case "device", "o", "type", "UID", "GID", "SIZE", "INODES":
 				// Do nothing, valid keys
 			default:
 				return nil, errors.Wrapf(define.ErrInvalidArg, "invalid mount option %s for driver 'local'", key)
@@ -106,6 +107,26 @@ func (r *Runtime) newVolume(ctx context.Context, options ...VolumeCreateOption)
 		if err := LabelVolumePath(fullVolPath); err != nil {
 			return nil, err
 		}
+		projectQuotaSupported := false
+
+		q, err := quota.NewControl(r.config.Engine.VolumePath)
+		if err == nil {
+			projectQuotaSupported = true
+		}
+		quota := quota.Quota{}
+		if volume.config.Size > 0 || volume.config.Inodes > 0 {
+			if !projectQuotaSupported {
+				return nil, errors.New("Volume options size and inodes not supported. Filesystem does not support Project Quota")
+			}
+			quota.Size = volume.config.Size
+			quota.Inodes = volume.config.Inodes
+		}
+		if projectQuotaSupported {
+			if err := q.SetQuota(fullVolPath, quota); err != nil {
+				return nil, errors.Wrapf(err, "failed to set size quota size=%d inodes=%d for volume directory %q", volume.config.Size, volume.config.Inodes, fullVolPath)
+			}
+		}
+
 		volume.config.MountPoint = fullVolPath
 	}