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Add pod state

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Add a mutable state to pods, and database backend sutable for
modifying and updating said state.

Signed-off-by: Matthew Heon <matthew.heon@gmail.com>

Closes: #784
Approved by: rhatdan
This commit is contained in:
Matthew Heon
2018-05-14 19:30:11 -04:00
committed by Atomic Bot
parent c45d4c6d5c
commit 018d2c6b1d
8 changed files with 299 additions and 28 deletions
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17
libpod/boltdb_state_internal.go
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@ -256,13 +256,22 @@ func (s *BoltState) getPodFromDB(id []byte, pod *Pod, podBkt *bolt.Bucket) error
return errors.Wrapf(ErrNoSuchPod, "pod with ID %s not found", string(id))
}
podBytes := podDB.Get(configKey)
if podBytes == nil {
podConfigBytes := podDB.Get(configKey)
if podConfigBytes == nil {
return errors.Wrapf(ErrInternal, "pod %s is missing configuration key in DB", string(id))
}
if err := json.Unmarshal(podBytes, pod.config); err != nil {
return errors.Wrapf(err, "error unmarshalling pod %s from DB", string(id))
if err := json.Unmarshal(podConfigBytes, pod.config); err != nil {
return errors.Wrapf(err, "error unmarshalling pod %s config from DB", string(id))
}
podStateBytes := podDB.Get(stateKey)
if podStateBytes == nil {
return errors.Wrapf(ErrInternal, "pod %s is missing state key in DB", string(id))
}
if err := json.Unmarshal(podStateBytes, pod.state); err != nil {
return errors.Wrapf(err, "error unmarshalling pod %s state from DB", string(id))
}
// Get the lock