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verifyVolumesInfo needs a container lock

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It operates on containers that have already been registered on the
daemon, and are visible to other goroutines.

Signed-off-by: Fabio Kung <fabio.kung@gmail.com>
This commit is contained in:
Fabio Kung 2017-03-27 09:04:52 -07:00
parent 03aa24721c
commit 201a37f7a1
1 changed files with 3 additions and 0 deletions
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3
daemon/volumes_unix.go
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@ -137,6 +137,9 @@ func migrateVolume(id, vfs string) error {
// verifyVolumesInfo ports volumes configured for the containers pre docker 1.7.
// It reads the container configuration and creates valid mount points for the old volumes.
func (daemon *Daemon) verifyVolumesInfo(container *container.Container) error {
container.Lock()
defer container.Unlock()
// Inspect old structures only when we're upgrading from old versions
// to versions >= 1.7 and the MountPoints has not been populated with volumes data.
type volumes struct {