github.com/demonoid81/moby@v0.0.0-20200517203328-62dd8e17c460/daemon/graphdriver/vfs/quota_linux.go (about) 1 package vfs // import "github.com/demonoid81/moby/daemon/graphdriver/vfs" 2 3 import ( 4 "github.com/demonoid81/moby/daemon/graphdriver/quota" 5 "github.com/sirupsen/logrus" 6 ) 7 8 //nolint:structcheck 9 type driverQuota struct { 10 quotaCtl *quota.Control 11 quotaOpt quota.Quota 12 } 13 14 func setupDriverQuota(driver *Driver) { 15 if quotaCtl, err := quota.NewControl(driver.home); err == nil { 16 driver.quotaCtl = quotaCtl 17 } else if err != quota.ErrQuotaNotSupported { 18 logrus.Warnf("Unable to setup quota: %v\n", err) 19 } 20 } 21 22 func (d *Driver) setQuotaOpt(size uint64) error { 23 d.quotaOpt.Size = size 24 return nil 25 } 26 27 func (d *Driver) getQuotaOpt() uint64 { 28 return d.quotaOpt.Size 29 } 30 31 func (d *Driver) setupQuota(dir string, size uint64) error { 32 return d.quotaCtl.SetQuota(dir, quota.Quota{Size: size}) 33 } 34 35 func (d *Driver) quotaSupported() bool { 36 return d.quotaCtl != nil 37 }