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enhance storage-opt validation logic in overlay2 driver

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Signed-off-by: Shijiang Wei <mountkin@gmail.com>
This commit is contained in:
Shijiang Wei 2018-09-17 17:10:42 +08:00
parent 9c71a2be31
commit e9d785ce3f
1 changed files with 9 additions and 9 deletions
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18
daemon/graphdriver/overlay2/overlay.go
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@ -300,23 +300,23 @@ func (d *Driver) Cleanup() error {
// CreateReadWrite creates a layer that is writable for use as a container
// file system.
func (d *Driver) CreateReadWrite(id, parent string, opts *graphdriver.CreateOpts) error {
if opts != nil && len(opts.StorageOpt) != 0 && !projectQuotaSupported {
return fmt.Errorf("--storage-opt is supported only for overlay over xfs with 'pquota' mount option")
}
if opts == nil {
opts = &graphdriver.CreateOpts{
StorageOpt: map[string]string{},
StorageOpt: make(map[string]string),
}
} else if opts.StorageOpt == nil {
opts.StorageOpt = make(map[string]string)
}
if _, ok := opts.StorageOpt["size"]; !ok {
if opts.StorageOpt == nil {
opts.StorageOpt = map[string]string{}
}
// Merge daemon default config.
if _, ok := opts.StorageOpt["size"]; !ok && d.options.quota.Size != 0 {
opts.StorageOpt["size"] = strconv.FormatUint(d.options.quota.Size, 10)
}
if _, ok := opts.StorageOpt["size"]; ok && !projectQuotaSupported {
return fmt.Errorf("--storage-opt is supported only for overlay over xfs with 'pquota' mount option")
}
return d.create(id, parent, opts)
}