22 lines
611 B
Go
22 lines
611 B
Go
// +build !exclude_graphdriver_aufs
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package daemon
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import (
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"github.com/dotcloud/docker/daemon/graphdriver"
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"github.com/dotcloud/docker/daemon/graphdriver/aufs"
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"github.com/dotcloud/docker/graph"
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"github.com/dotcloud/docker/utils"
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)
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// Given the graphdriver ad, if it is aufs, then migrate it.
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// If aufs driver is not built, this func is a noop.
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func migrateIfAufs(driver graphdriver.Driver, root string) error {
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if ad, ok := driver.(*aufs.Driver); ok {
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utils.Debugf("Migrating existing containers")
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if err := ad.Migrate(root, graph.SetupInitLayer); err != nil {
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return err
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}
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}
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return nil
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}
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