open-nomad/client/state/08types.go
2019-01-08 09:11:47 -05:00

78 lines
2.1 KiB
Go

package state
import (
"github.com/hashicorp/nomad/client/allocrunner/taskrunner/state"
"github.com/hashicorp/nomad/nomad/structs"
"github.com/hashicorp/nomad/plugins/drivers"
)
// allocRunnerMutableState08 is state that had to be written on each save as it
// changed over the life-cycle of the alloc_runner in Nomad 0.8.
//
// https://github.com/hashicorp/nomad/blob/v0.8.6/client/alloc_runner.go#L146-L153
//
type allocRunnerMutableState08 struct {
// AllocClientStatus does not need to be upgraded as it is computed
// from task states.
AllocClientStatus string
// AllocClientDescription does not need to be upgraded as it is computed
// from task states.
AllocClientDescription string
TaskStates map[string]*structs.TaskState
DeploymentStatus *structs.AllocDeploymentStatus
}
// taskRunnerState08 was used to snapshot the state of the task runner in Nomad
// 0.8.
//
// https://github.com/hashicorp/nomad/blob/v0.8.6/client/task_runner.go#L188-L197
//
type taskRunnerState08 struct {
Version string
HandleID string
ArtifactDownloaded bool
TaskDirBuilt bool
PayloadRendered bool
DriverNetwork *drivers.DriverNetwork
// Created Resources are no longer used.
//CreatedResources *driver.CreatedResources
}
func (t *taskRunnerState08) Upgrade() *state.LocalState {
ls := state.NewLocalState()
// Reuse DriverNetwork
ls.DriverNetwork = t.DriverNetwork
// Upgrade artifact state
ls.Hooks["artifacts"] = &state.HookState{
PrestartDone: t.ArtifactDownloaded,
}
// Upgrade task dir state
ls.Hooks["task_dir"] = &state.HookState{
PrestartDone: t.TaskDirBuilt,
}
// Upgrade dispatch payload state
ls.Hooks["dispatch_payload"] = &state.HookState{
PrestartDone: t.PayloadRendered,
}
//TODO How to convert handles?! This does not work.
ls.TaskHandle = drivers.NewTaskHandle("TODO")
//TODO where do we get this from?
ls.TaskHandle.Config = nil
//TODO do we need to se this accurately? Or will RecoverTask handle it?
ls.TaskHandle.State = drivers.TaskStateUnknown
//TODO do we need an envelope so drivers know this is an old state?
ls.TaskHandle.SetDriverState(t.HandleID)
return ls
}