70 lines
2.5 KiB
Go
70 lines
2.5 KiB
Go
// Copyright 2016-2017, Pulumi Corporation. All rights reserved.
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// Package environment contains the serialized and configurable state associated with an environment; or, in other
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// words, a deployment target. It pertains to resources and deployment plans, but is a package unto itself.
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package environment
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import (
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"github.com/pulumi/pulumi-fabric/pkg/resource"
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"github.com/pulumi/pulumi-fabric/pkg/resource/deploy"
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"github.com/pulumi/pulumi-fabric/pkg/tokens"
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"github.com/pulumi/pulumi-fabric/pkg/util/contract"
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)
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// Checkpoint is a serialized deployment target plus a record of the latest deployment.
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type Checkpoint struct {
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Target tokens.QName `json:"target"` // the target environment name.
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Config map[string]string `json:"config,omitempty"` // optional configuration key/values.
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Latest *Deployment `json:"latest,omitempty"` // the latest/current deployment information.
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}
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// SerializeCheckpoint turns a snapshot into a LumiGL data structure suitable for serialization.
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func SerializeCheckpoint(targ *deploy.Target, snap *deploy.Snapshot) *Checkpoint {
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contract.Requiref(targ != nil, "targ", "!= nil")
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// If snap is nil, that's okay, we will just create an empty deployment; otherwise, serialize the whole snapshot.
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var latest *Deployment
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if snap != nil {
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latest = SerializeDeployment(snap)
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}
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return &Checkpoint{
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Target: targ.Name,
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Config: targ.Config,
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Latest: latest,
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}
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}
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// DeserializeCheckpoint takes a serialized deployment record and returns its associated snapshot.
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func DeserializeCheckpoint(chkpoint *Checkpoint) (*deploy.Target, *deploy.Snapshot) {
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contract.Require(chkpoint != nil, "chkpoint")
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var snap *deploy.Snapshot
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name := chkpoint.Target
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if latest := chkpoint.Latest; latest != nil {
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// For every serialized resource vertex, create a ResourceDeployment out of it.
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var resources []*resource.State
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if latest.Resources != nil {
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for _, kvp := range latest.Resources.Iter() {
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// Deserialize the resource properties, if they exist.
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res := kvp.Value
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inputs := DeserializeProperties(res.Inputs)
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defaults := DeserializeProperties(res.Defaults)
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outputs := DeserializeProperties(res.Outputs)
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// And now just produce a resource object using the information available.
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state := resource.NewState(res.Type, kvp.Key, res.ID, inputs, defaults, outputs)
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resources = append(resources, state)
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}
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}
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snap = deploy.NewSnapshot(name, resources, latest.Info)
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}
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// Create a new target and snapshot objects to return.
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return &deploy.Target{
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Name: name,
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Config: chkpoint.Config,
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}, snap
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}
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