64 lines
2.1 KiB
Go
64 lines
2.1 KiB
Go
package server
|
|
|
|
import (
|
|
"encoding/json"
|
|
"github.com/buger/jsonparser"
|
|
"github.com/imdario/mergo"
|
|
"github.com/pkg/errors"
|
|
)
|
|
|
|
// Merges data passed through in JSON form into the existing server object.
|
|
// Any changes to the build settings will apply immediately in the environment
|
|
// if the environment supports it.
|
|
//
|
|
// The server will be marked as requiring a rebuild on the next boot sequence,
|
|
// it is up to the specific environment to determine what needs to happen when
|
|
// that is the case.
|
|
func (s *Server) UpdateDataStructure(data []byte) error {
|
|
src := Server{}
|
|
if err := json.Unmarshal(data, &src); err != nil {
|
|
return errors.WithStack(err)
|
|
}
|
|
|
|
// Don't allow obviously corrupted data to pass through into this function. If the UUID
|
|
// doesn't match something has gone wrong and the API is attempting to meld this server
|
|
// instance into a totally different one, which would be bad.
|
|
if src.Uuid != "" && src.Uuid != s.Uuid {
|
|
return errors.New("attempting to merge a data stack with an invalid UUID")
|
|
}
|
|
|
|
// Merge the new data object that we have received with the existing server data object
|
|
// and then save it to the disk so it is persistent.
|
|
if err := mergo.Merge(s, src, mergo.WithOverride); err != nil {
|
|
return errors.WithStack(err)
|
|
}
|
|
|
|
// Mergo can't quite handle this boolean value correctly, so for now we'll just
|
|
// handle this edge case manually since none of the other data passed through in this
|
|
// request is going to be boolean. Allegedly.
|
|
if v, err := jsonparser.GetBoolean(data, "container", "oom_disabled"); err != nil {
|
|
if err != jsonparser.KeyPathNotFoundError {
|
|
return errors.WithStack(err)
|
|
}
|
|
} else {
|
|
s.Container.OomDisabled = v
|
|
}
|
|
|
|
// Environment and Mappings should be treated as a full update at all times, never a
|
|
// true patch, otherwise we can't know what we're passing along.
|
|
if len(src.EnvVars) > 0 {
|
|
s.EnvVars = src.EnvVars
|
|
}
|
|
|
|
if len(src.Allocations.Mappings) > 0 {
|
|
s.Allocations.Mappings = src.Allocations.Mappings
|
|
}
|
|
|
|
s.Container.RebuildRequired = true
|
|
if _, err := s.WriteConfigurationToDisk(); err != nil {
|
|
return errors.WithStack(err)
|
|
}
|
|
|
|
return s.Environment.InSituUpdate()
|
|
}
|