/
defaultpool.go
36 lines (31 loc) · 1018 Bytes
/
defaultpool.go
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// Copyright 2015 Canonical Ltd.
// Licensed under the AGPLv3, see LICENCE file for details.
package poolmanager
import (
"github.com/juju/errors"
"github.com/juju/juju/storage"
)
// AddDefaultStoragePools adds the default storage pools for the given
// provider to the given pool manager. This is called whenever a new
// model is created.
func AddDefaultStoragePools(p storage.Provider, pm PoolManager) error {
for _, pool := range p.DefaultPools() {
if err := addDefaultPool(pm, pool); err != nil {
return err
}
}
return nil
}
func addDefaultPool(pm PoolManager, pool *storage.Config) error {
_, err := pm.Get(pool.Name())
if err != nil && !errors.IsNotFound(err) {
return errors.Annotatef(err, "loading default pool %q", pool.Name())
}
if err != nil {
// We got a not found error, so default pool doesn't exist.
if _, err := pm.Create(pool.Name(), pool.Provider(), pool.Attrs()); err != nil {
return errors.Annotatef(err, "creating default pool %q", pool.Name())
}
}
return nil
}